Whitespace borkness?

1 files changed, 15277 insertions, 15277 deletions

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 83f8e1b..afc4393 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -1,15278 +1,15278 @@
-/*
- * Copyright (c) Contributors, http://opensimulator.org/
- * See CONTRIBUTORS.TXT for a full list of copyright holders.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *     * Neither the name of the OpenSimulator Project nor the
- *       names of its contributors may be used to endorse or promote products
- *       derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.Drawing;
-using System.Drawing.Imaging;
-using System.Runtime.Remoting.Lifetime;
-using System.Text;
-using System.Threading;
-using System.Text.RegularExpressions;
-using Nini.Config;
-using log4net;
-using OpenMetaverse;
-using OpenMetaverse.Assets;
-using OpenMetaverse.Packets;
-using OpenMetaverse.Rendering;
-using OpenSim;
-using OpenSim.Framework;
-
-using OpenSim.Region.CoreModules;
-using OpenSim.Region.CoreModules.World.Land;
-using OpenSim.Region.CoreModules.World.Terrain;
-using OpenSim.Region.Framework.Interfaces;
-using OpenSim.Region.Framework.Scenes;
-using OpenSim.Region.Framework.Scenes.Animation;
-using OpenSim.Region.Framework.Scenes.Scripting;
-using OpenSim.Region.Physics.Manager;
-using OpenSim.Region.ScriptEngine.Shared;
-using OpenSim.Region.ScriptEngine.Shared.Api.Plugins;
-using OpenSim.Region.ScriptEngine.Shared.ScriptBase;
-using OpenSim.Region.ScriptEngine.Interfaces;
-using OpenSim.Region.ScriptEngine.Shared.Api.Interfaces;
-using OpenSim.Services.Interfaces;
-using GridRegion = OpenSim.Services.Interfaces.GridRegion;
-using PresenceInfo = OpenSim.Services.Interfaces.PresenceInfo;
-using PrimType = OpenSim.Region.Framework.Scenes.PrimType;
-using AssetLandmark = OpenSim.Framework.AssetLandmark;
-using RegionFlags = OpenSim.Framework.RegionFlags;
-
-using LSL_Float = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLFloat;
-using LSL_Integer = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLInteger;
-using LSL_Key = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;
-using LSL_List = OpenSim.Region.ScriptEngine.Shared.LSL_Types.list;
-using LSL_Rotation = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Quaternion;
-using LSL_String = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;
-using LSL_Vector = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Vector3;
-using System.Reflection;
-using System.Linq;
-using PermissionMask = OpenSim.Framework.PermissionMask;
-
-namespace OpenSim.Region.ScriptEngine.Shared.Api
-{
-    // MUST be a ref type
-    public class UserInfoCacheEntry
-    {
-        public int time;
-        public UserAccount account;
-        public PresenceInfo pinfo;
-    }
-
-    /// <summary>
-    /// Contains all LSL ll-functions. This class will be in Default AppDomain.
-    /// </summary>
-    public class LSL_Api : MarshalByRefObject, ILSL_Api, IScriptApi
-    {
-        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-
-        public int LlRequestAgentDataCacheTimeoutMs { get; set; }
-
-        protected IScriptEngine m_ScriptEngine;
-        protected SceneObjectPart m_host;
-
-        /// <summary>
-        /// Used for script sleeps when we are using co-operative script termination.
-        /// </summary>
-        /// <remarks>null if co-operative script termination is not active</remarks>
-        WaitHandle m_coopSleepHandle;
-
-        /// <summary>
-        /// The timer used by the ScriptInstance to measure how long the script has executed.
-        /// </summary>
-        private Stopwatch m_executionTimer;
-
-        /// <summary>
-        /// The item that hosts this script
-        /// </summary>
-        protected TaskInventoryItem m_item;
-
-        protected bool throwErrorOnNotImplemented = false;
-        protected AsyncCommandManager AsyncCommands = null;
-        protected float m_ScriptDelayFactor = 1.0f;
-        protected float m_ScriptDistanceFactor = 1.0f;
-        protected float m_MinTimerInterval = 0.5f;
-        protected float m_recoilScaleFactor = 0.0f;
-
-        protected DateTime m_timer = DateTime.Now;
-        protected bool m_waitingForScriptAnswer = false;
-        protected bool m_automaticLinkPermission = false;
-        protected IMessageTransferModule m_TransferModule = null;
-        protected int m_notecardLineReadCharsMax = 255;
-        protected int m_scriptConsoleChannel = 0;
-        protected bool m_scriptConsoleChannelEnabled = false;
-        protected IUrlModule m_UrlModule = null;
-        protected Dictionary<UUID, UserInfoCacheEntry> m_userInfoCache = new Dictionary<UUID, UserInfoCacheEntry>();
-        protected int EMAIL_PAUSE_TIME = 20;  // documented delay value for smtp.
-        protected int m_sleepMsOnSetTexture = 200;
-        protected int m_sleepMsOnSetLinkTexture = 200;
-        protected int m_sleepMsOnScaleTexture = 200;
-        protected int m_sleepMsOnOffsetTexture = 200;
-        protected int m_sleepMsOnRotateTexture = 200;
-        protected int m_sleepMsOnSetPos = 200;
-        protected int m_sleepMsOnSetRot = 200;
-        protected int m_sleepMsOnSetLocalRot = 200;
-        protected int m_sleepMsOnPreloadSound = 1000;
-        protected int m_sleepMsOnMakeExplosion = 100;
-        protected int m_sleepMsOnMakeFountain = 100;
-        protected int m_sleepMsOnMakeSmoke = 100;
-        protected int m_sleepMsOnMakeFire = 100;
-        protected int m_sleepMsOnRezAtRoot = 100;
-        protected int m_sleepMsOnInstantMessage = 2000;
-        protected int m_sleepMsOnEmail = 20000;
-        protected int m_sleepMsOnCreateLink = 1000;
-        protected int m_sleepMsOnGiveInventory = 3000;
-        protected int m_sleepMsOnRequestAgentData = 100;
-        protected int m_sleepMsOnRequestInventoryData = 1000;
-        protected int m_sleepMsOnSetDamage = 5000;
-        protected int m_sleepMsOnTextBox = 1000;
-        protected int m_sleepMsOnAdjustSoundVolume = 100;
-        protected int m_sleepMsOnEjectFromLand = 5000;
-        protected int m_sleepMsOnAddToLandPassList = 100;
-        protected int m_sleepMsOnDialog = 1000;
-        protected int m_sleepMsOnRemoteLoadScript = 3000;
-        protected int m_sleepMsOnRemoteLoadScriptPin = 3000;
-        protected int m_sleepMsOnOpenRemoteDataChannel = 1000;
-        protected int m_sleepMsOnSendRemoteData = 3000;
-        protected int m_sleepMsOnRemoteDataReply = 3000;
-        protected int m_sleepMsOnCloseRemoteDataChannel = 1000;
-        protected int m_sleepMsOnSetPrimitiveParams = 200;
-        protected int m_sleepMsOnSetLinkPrimitiveParams = 200;
-        protected int m_sleepMsOnXorBase64Strings = 300;
-        protected int m_sleepMsOnSetParcelMusicURL = 2000;
-        protected int m_sleepMsOnGetPrimMediaParams = 1000;
-        protected int m_sleepMsOnGetLinkMedia = 1000;
-        protected int m_sleepMsOnSetPrimMediaParams = 1000;
-        protected int m_sleepMsOnSetLinkMedia = 1000;
-        protected int m_sleepMsOnClearPrimMedia = 1000;
-        protected int m_sleepMsOnClearLinkMedia = 1000;
-        protected int m_sleepMsOnRequestSimulatorData = 1000;
-        protected int m_sleepMsOnLoadURL = 10000;
-        protected int m_sleepMsOnParcelMediaCommandList = 2000;
-        protected int m_sleepMsOnParcelMediaQuery = 2000;
-        protected int m_sleepMsOnModPow = 1000;
-        protected int m_sleepMsOnSetPrimURL = 2000;
-        protected int m_sleepMsOnRefreshPrimURL = 20000;
-        protected int m_sleepMsOnMapDestination = 1000;
-        protected int m_sleepMsOnAddToLandBanList = 100;
-        protected int m_sleepMsOnRemoveFromLandPassList = 100;
-        protected int m_sleepMsOnRemoveFromLandBanList = 100;
-        protected int m_sleepMsOnResetLandBanList = 100;
-        protected int m_sleepMsOnResetLandPassList = 100;
-        protected int m_sleepMsOnGetParcelPrimOwners = 2000;
-        protected int m_sleepMsOnGetNumberOfNotecardLines = 100;
-        protected int m_sleepMsOnGetNotecardLine = 100;
-        protected string m_internalObjectHost = "lsl.opensim.local";
-        protected bool m_restrictEmail = false;
-        protected ISoundModule m_SoundModule = null;
-
-        protected float m_avatarHeightCorrection = 0.2f;
-        protected bool m_useSimpleBoxesInGetBoundingBox = false;
-        protected bool m_addStatsInGetBoundingBox = false;
-
-        //LSL Avatar Bounding Box (lABB), lower (1) and upper (2),
-        //standing (Std), Groundsitting (Grs), Sitting (Sit),
-        //along X, Y and Z axes, constants (0) and coefficients (1)
-        protected float m_lABB1StdX0 = -0.275f;
-        protected float m_lABB2StdX0 = 0.275f;
-        protected float m_lABB1StdY0 = -0.35f;
-        protected float m_lABB2StdY0 = 0.35f;
-        protected float m_lABB1StdZ0 = -0.1f;
-        protected float m_lABB1StdZ1 = -0.5f;
-        protected float m_lABB2StdZ0 = 0.1f;
-        protected float m_lABB2StdZ1 = 0.5f;
-        protected float m_lABB1GrsX0 = -0.3875f;
-        protected float m_lABB2GrsX0 = 0.3875f;
-        protected float m_lABB1GrsY0 = -0.5f;
-        protected float m_lABB2GrsY0 = 0.5f;
-        protected float m_lABB1GrsZ0 = -0.05f;
-        protected float m_lABB1GrsZ1 = -0.375f;
-        protected float m_lABB2GrsZ0 = 0.5f;
-        protected float m_lABB2GrsZ1 = 0.0f;
-        protected float m_lABB1SitX0 = -0.5875f;
-        protected float m_lABB2SitX0 = 0.1875f;
-        protected float m_lABB1SitY0 = -0.35f;
-        protected float m_lABB2SitY0 = 0.35f;
-        protected float m_lABB1SitZ0 = -0.35f;
-        protected float m_lABB1SitZ1 = -0.375f;
-        protected float m_lABB2SitZ0 = -0.25f;
-        protected float m_lABB2SitZ1 = 0.25f;
-
-        protected float m_primSafetyCoeffX = 2.414214f;
-        protected float m_primSafetyCoeffY = 2.414214f;
-        protected float m_primSafetyCoeffZ = 1.618034f;
-        protected bool m_useCastRayV3 = false;
-        protected float m_floatToleranceInCastRay = 0.00001f;
-        protected float m_floatTolerance2InCastRay = 0.001f;
-        protected DetailLevel m_primLodInCastRay = DetailLevel.Medium;
-        protected DetailLevel m_sculptLodInCastRay = DetailLevel.Medium;
-        protected DetailLevel m_meshLodInCastRay = DetailLevel.Highest;
-        protected DetailLevel m_avatarLodInCastRay = DetailLevel.Medium;
-        protected int m_maxHitsInCastRay = 16;
-        protected int m_maxHitsPerPrimInCastRay = 16;
-        protected int m_maxHitsPerObjectInCastRay = 16;
-        protected bool m_detectExitsInCastRay = false;
-        protected bool m_filterPartsInCastRay = false;
-        protected bool m_doAttachmentsInCastRay = false;
-        protected int m_msThrottleInCastRay = 200;
-        protected int m_msPerRegionInCastRay = 40;
-        protected int m_msPerAvatarInCastRay = 10;
-        protected int m_msMinInCastRay = 2;
-        protected int m_msMaxInCastRay = 40;
-        protected static List<CastRayCall> m_castRayCalls = new List<CastRayCall>();
-        protected bool m_useMeshCacheInCastRay = true;
-        protected static Dictionary<ulong, FacetedMesh> m_cachedMeshes = new Dictionary<ulong, FacetedMesh>();
-
-        //An array of HTTP/1.1 headers that are not allowed to be used
-        //as custom headers by llHTTPRequest.
-        private string[] HttpStandardHeaders =
-        {
-            "Accept", "Accept-Charset", "Accept-Encoding", "Accept-Language",
-            "Accept-Ranges", "Age", "Allow", "Authorization", "Cache-Control",
-            "Connection", "Content-Encoding", "Content-Language",
-            "Content-Length", "Content-Location", "Content-MD5",
-            "Content-Range", "Content-Type", "Date", "ETag", "Expect",
-            "Expires", "From", "Host", "If-Match", "If-Modified-Since",
-            "If-None-Match", "If-Range", "If-Unmodified-Since", "Last-Modified",
-            "Location", "Max-Forwards", "Pragma", "Proxy-Authenticate",
-            "Proxy-Authorization", "Range", "Referer", "Retry-After", "Server",
-            "TE", "Trailer", "Transfer-Encoding", "Upgrade", "User-Agent",
-            "Vary", "Via", "Warning", "WWW-Authenticate"
-        };
-
-        public void Initialize(
-            IScriptEngine scriptEngine, SceneObjectPart host, TaskInventoryItem item, WaitHandle coopSleepHandle,
-            Stopwatch executionTimer)
-        {
-            m_ScriptEngine = scriptEngine;
-            m_host = host;
-            m_item = item;
-            m_coopSleepHandle = coopSleepHandle;
-            m_executionTimer = executionTimer;
-
-            LoadConfig();
-
-            m_TransferModule =
-                    m_ScriptEngine.World.RequestModuleInterface<IMessageTransferModule>();
-            m_UrlModule = m_ScriptEngine.World.RequestModuleInterface<IUrlModule>();
-            m_SoundModule = m_ScriptEngine.World.RequestModuleInterface<ISoundModule>();
-
-            AsyncCommands = new AsyncCommandManager(m_ScriptEngine);
-        }
-
-        /// <summary>
-        /// Load configuration items that affect script, object and run-time behavior. */
-        /// </summary>
-        private void LoadConfig()
-        {
-            LlRequestAgentDataCacheTimeoutMs = 20000;
-
-            IConfig seConfig = m_ScriptEngine.Config;
-
-            if (seConfig != null)
-            {
-                m_ScriptDelayFactor =
-                    seConfig.GetFloat("ScriptDelayFactor", m_ScriptDelayFactor);
-                m_ScriptDistanceFactor =
-                    seConfig.GetFloat("ScriptDistanceLimitFactor", m_ScriptDistanceFactor);
-                m_MinTimerInterval =
-                    seConfig.GetFloat("MinTimerInterval", m_MinTimerInterval);
-                m_automaticLinkPermission =
-                    seConfig.GetBoolean("AutomaticLinkPermission", m_automaticLinkPermission);
-                m_notecardLineReadCharsMax =
-                    seConfig.GetInt("NotecardLineReadCharsMax", m_notecardLineReadCharsMax);
-
-                // Rezzing an object with a velocity can create recoil. This feature seems to have been
-                //    removed from recent versions of SL. The code computes recoil (vel*mass) and scales
-                //    it by this factor. May be zero to turn off recoil all together.
-                m_recoilScaleFactor = m_ScriptEngine.Config.GetFloat("RecoilScaleFactor", m_recoilScaleFactor);
-            }
-
-            if (m_notecardLineReadCharsMax > 65535)
-                m_notecardLineReadCharsMax = 65535;
-
-            // load limits for particular subsystems.
-            IConfigSource seConfigSource = m_ScriptEngine.ConfigSource;
-
-            if (seConfigSource != null)
-            {
-                IConfig lslConfig = seConfigSource.Configs["LL-Functions"];
-                if (lslConfig != null)
-                {
-                    m_restrictEmail = lslConfig.GetBoolean("RestrictEmail", m_restrictEmail);
-                    m_avatarHeightCorrection = lslConfig.GetFloat("AvatarHeightCorrection", m_avatarHeightCorrection);
-                    m_useSimpleBoxesInGetBoundingBox = lslConfig.GetBoolean("UseSimpleBoxesInGetBoundingBox", m_useSimpleBoxesInGetBoundingBox);
-                    m_addStatsInGetBoundingBox = lslConfig.GetBoolean("AddStatsInGetBoundingBox", m_addStatsInGetBoundingBox);
-                    m_lABB1StdX0 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingXconst", m_lABB1StdX0);
-                    m_lABB2StdX0 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingXconst", m_lABB2StdX0);
-                    m_lABB1StdY0 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingYconst", m_lABB1StdY0);
-                    m_lABB2StdY0 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingYconst", m_lABB2StdY0);
-                    m_lABB1StdZ0 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingZconst", m_lABB1StdZ0);
-                    m_lABB1StdZ1 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingZcoeff", m_lABB1StdZ1);
-                    m_lABB2StdZ0 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingZconst", m_lABB2StdZ0);
-                    m_lABB2StdZ1 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingZcoeff", m_lABB2StdZ1);
-                    m_lABB1GrsX0 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingXconst", m_lABB1GrsX0);
-                    m_lABB2GrsX0 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingXconst", m_lABB2GrsX0);
-                    m_lABB1GrsY0 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingYconst", m_lABB1GrsY0);
-                    m_lABB2GrsY0 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingYconst", m_lABB2GrsY0);
-                    m_lABB1GrsZ0 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingZconst", m_lABB1GrsZ0);
-                    m_lABB1GrsZ1 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingZcoeff", m_lABB1GrsZ1);
-                    m_lABB2GrsZ0 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingZconst", m_lABB2GrsZ0);
-                    m_lABB2GrsZ1 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingZcoeff", m_lABB2GrsZ1);
-                    m_lABB1SitX0 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingXconst", m_lABB1SitX0);
-                    m_lABB2SitX0 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingXconst", m_lABB2SitX0);
-                    m_lABB1SitY0 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingYconst", m_lABB1SitY0);
-                    m_lABB2SitY0 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingYconst", m_lABB2SitY0);
-                    m_lABB1SitZ0 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingZconst", m_lABB1SitZ0);
-                    m_lABB1SitZ1 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingZcoeff", m_lABB1SitZ1);
-                    m_lABB2SitZ0 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingZconst", m_lABB2SitZ0);
-                    m_lABB2SitZ1 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingZcoeff", m_lABB2SitZ1);
-                    m_primSafetyCoeffX = lslConfig.GetFloat("PrimBoundingBoxSafetyCoefficientX", m_primSafetyCoeffX);
-                    m_primSafetyCoeffY = lslConfig.GetFloat("PrimBoundingBoxSafetyCoefficientY", m_primSafetyCoeffY);
-                    m_primSafetyCoeffZ = lslConfig.GetFloat("PrimBoundingBoxSafetyCoefficientZ", m_primSafetyCoeffZ);
-                    m_useCastRayV3 = lslConfig.GetBoolean("UseLlCastRayV3", m_useCastRayV3);
-                    m_floatToleranceInCastRay = lslConfig.GetFloat("FloatToleranceInLlCastRay", m_floatToleranceInCastRay);
-                    m_floatTolerance2InCastRay = lslConfig.GetFloat("FloatTolerance2InLlCastRay", m_floatTolerance2InCastRay);
-                    m_primLodInCastRay = (DetailLevel)lslConfig.GetInt("PrimDetailLevelInLlCastRay", (int)m_primLodInCastRay);
-                    m_sculptLodInCastRay = (DetailLevel)lslConfig.GetInt("SculptDetailLevelInLlCastRay", (int)m_sculptLodInCastRay);
-                    m_meshLodInCastRay = (DetailLevel)lslConfig.GetInt("MeshDetailLevelInLlCastRay", (int)m_meshLodInCastRay);
-                    m_avatarLodInCastRay = (DetailLevel)lslConfig.GetInt("AvatarDetailLevelInLlCastRay", (int)m_avatarLodInCastRay);
-                    m_maxHitsInCastRay = lslConfig.GetInt("MaxHitsInLlCastRay", m_maxHitsInCastRay);
-                    m_maxHitsPerPrimInCastRay = lslConfig.GetInt("MaxHitsPerPrimInLlCastRay", m_maxHitsPerPrimInCastRay);
-                    m_maxHitsPerObjectInCastRay = lslConfig.GetInt("MaxHitsPerObjectInLlCastRay", m_maxHitsPerObjectInCastRay);
-                    m_detectExitsInCastRay = lslConfig.GetBoolean("DetectExitHitsInLlCastRay", m_detectExitsInCastRay);
-                    m_filterPartsInCastRay = lslConfig.GetBoolean("FilterPartsInLlCastRay", m_filterPartsInCastRay);
-                    m_doAttachmentsInCastRay = lslConfig.GetBoolean("DoAttachmentsInLlCastRay", m_doAttachmentsInCastRay);
-                    m_msThrottleInCastRay = lslConfig.GetInt("ThrottleTimeInMsInLlCastRay", m_msThrottleInCastRay);
-                    m_msPerRegionInCastRay = lslConfig.GetInt("AvailableTimeInMsPerRegionInLlCastRay", m_msPerRegionInCastRay);
-                    m_msPerAvatarInCastRay = lslConfig.GetInt("AvailableTimeInMsPerAvatarInLlCastRay", m_msPerAvatarInCastRay);
-                    m_msMinInCastRay = lslConfig.GetInt("RequiredAvailableTimeInMsInLlCastRay", m_msMinInCastRay);
-                    m_msMaxInCastRay = lslConfig.GetInt("MaximumAvailableTimeInMsInLlCastRay", m_msMaxInCastRay);
-                    m_useMeshCacheInCastRay = lslConfig.GetBoolean("UseMeshCacheInLlCastRay", m_useMeshCacheInCastRay);
-                }
-
-                IConfig smtpConfig = seConfigSource.Configs["SMTP"];
-                if (smtpConfig != null) 
-                {
-                    // there's an smtp config, so load in the snooze time.
-                    EMAIL_PAUSE_TIME = smtpConfig.GetInt("email_pause_time", EMAIL_PAUSE_TIME);
-
-                    m_internalObjectHost = smtpConfig.GetString("internal_object_host", m_internalObjectHost);
-                }
-            }
-            m_sleepMsOnEmail = EMAIL_PAUSE_TIME * 1000;
-        }
-
-        public override Object InitializeLifetimeService()
-        {
-            ILease lease = (ILease)base.InitializeLifetimeService();
-
-            if (lease.CurrentState == LeaseState.Initial)
-            {
-                lease.InitialLeaseTime = TimeSpan.FromMinutes(0);
-//                lease.RenewOnCallTime = TimeSpan.FromSeconds(10.0);
-//                lease.SponsorshipTimeout = TimeSpan.FromMinutes(1.0);
-            }
-            return lease;
-        }
-
-        protected virtual void ScriptSleep(int delay)
-        {
-            delay = (int)((float)delay * m_ScriptDelayFactor);
-            if (delay == 0)
-                return;
-
-            Sleep(delay);
-        }
-
-        protected virtual void Sleep(int delay)
-        {
-            if (m_executionTimer != null)
-                m_executionTimer.Stop();    // sleep time doesn't count as execution time, since it doesn't use the CPU
-            
-            try
-            {
-                if (m_coopSleepHandle == null)
-                    System.Threading.Thread.Sleep(delay);
-                else
-                    CheckForCoopTermination(delay);
-            }
-            finally
-            {
-                if (m_executionTimer != null)
-                    m_executionTimer.Start();
-            }
-        }
-
-        /// <summary>
-        /// Check for co-operative termination.
-        /// </summary>
-        /// <param name='delay'>If called with 0, then just the check is performed with no wait.</param>
-        protected virtual void CheckForCoopTermination(int delay)
-        {
-            if (m_coopSleepHandle.WaitOne(delay))
-                throw new ScriptCoopStopException();
-        }
-
-        public Scene World
-        {
-            get { return m_ScriptEngine.World; }
-        }
-
-        public void state(string newState)
-        {
-            m_ScriptEngine.SetState(m_item.ItemID, newState);
-        }
-
-        /// <summary>
-        /// Reset the named script. The script must be present
-        /// in the same prim.
-        /// </summary>
-        public void llResetScript()
-        {
-            m_host.AddScriptLPS(1);
-
-            // We need to tell the URL module, if we hav one, to release
-            // the allocated URLs
-            if (m_UrlModule != null)
-                m_UrlModule.ScriptRemoved(m_item.ItemID);
-
-            m_ScriptEngine.ApiResetScript(m_item.ItemID);
-        }
-
-        public void llResetOtherScript(string name)
-        {
-            UUID item;
-
-            m_host.AddScriptLPS(1);
-
-            if ((item = GetScriptByName(name)) != UUID.Zero)
-                m_ScriptEngine.ResetScript(item);
-            else
-                Error("llResetOtherScript", "Can't find script '" + name + "'");
-        }
-
-        public LSL_Integer llGetScriptState(string name)
-        {
-            UUID item;
-
-            m_host.AddScriptLPS(1);
-
-            if ((item = GetScriptByName(name)) != UUID.Zero)
-            {
-                return m_ScriptEngine.GetScriptState(item) ?1:0;
-            }
-
-            Error("llGetScriptState", "Can't find script '" + name + "'");
-
-            // If we didn't find it, then it's safe to
-            // assume it is not running.
-
-            return 0;
-        }
-
-        public void llSetScriptState(string name, int run)
-        {
-            UUID item;
-
-            m_host.AddScriptLPS(1);
-
-            // These functions are supposed to be robust,
-            // so get the state one step at a time.
-
-            if ((item = GetScriptByName(name)) != UUID.Zero)
-            {
-                m_ScriptEngine.SetScriptState(item, run == 0 ? false : true);
-            }
-            else
-            {
-                Error("llSetScriptState", "Can't find script '" + name + "'");
-            }
-        }
-
-        /// <summary>
-        /// Get a given link entity from a linkset (linked objects and any sitting avatars).
-        /// </summary>
-        /// <remarks>
-        /// If there are any ScenePresence's in the linkset (i.e. because they are sat upon one of the prims), then
-        /// these are counted as extra entities that correspond to linknums beyond the number of prims in the linkset.
-        /// The ScenePresences receive linknums in the order in which they sat.
-        /// </remarks>
-        /// <returns>
-        /// The link entity.  null if not found.
-        /// </returns>
-        /// <param name='part'></param>
-        /// <param name='linknum'>
-        /// Can be either a non-negative integer or ScriptBaseClass.LINK_THIS (-4).
-        /// If ScriptBaseClass.LINK_THIS then the entity containing the script is returned.
-        /// If the linkset has one entity and a linknum of zero is given, then the single entity is returned.  If any
-        /// positive integer is given in this case then null is returned.
-        /// If the linkset has more than one entity and a linknum greater than zero but equal to or less than the number
-        /// of entities, then the entity which corresponds to that linknum is returned.
-        /// Otherwise, if a positive linknum is given which is greater than the number of entities in the linkset, then
-        /// null is returned.
-        /// </param>
-        public ISceneEntity GetLinkEntity(SceneObjectPart part, int linknum)
-        {
-            if (linknum < 0)
-            {
-                if (linknum == ScriptBaseClass.LINK_THIS)
-                    return part;
-                else
-                    return null;
-            }
-
-            int actualPrimCount = part.ParentGroup.PrimCount;
-            List<ScenePresence> sittingAvatars = part.ParentGroup.GetSittingAvatars();
-            int adjustedPrimCount = actualPrimCount + sittingAvatars.Count;
-
-            // Special case for a single prim.  In this case the linknum is zero.  However, this will not match a single
-            // prim that has any avatars sat upon it (in which case the root prim is link 1).
-            if (linknum == 0)
-            {
-                if (actualPrimCount == 1 && sittingAvatars.Count == 0)
-                    return part;
-
-                return null;
-            }
-            // Special case to handle a single prim with sitting avatars.  GetLinkPart() would only match zero but
-            // here we must match 1 (ScriptBaseClass.LINK_ROOT).
-            else if (linknum == ScriptBaseClass.LINK_ROOT && actualPrimCount == 1)
-            {
-                if (sittingAvatars.Count > 0)
-                    return part.ParentGroup.RootPart;
-                else
-                    return null;
-            }
-            else if (linknum <= adjustedPrimCount)
-            {
-                if (linknum <= actualPrimCount)
-                {
-                    return part.ParentGroup.GetLinkNumPart(linknum);
-                }
-                else
-                {
-                    return sittingAvatars[linknum - actualPrimCount - 1];
-                }
-            }
-            else
-            {
-                return null;
-            }
-        }
-
-        public List<SceneObjectPart> GetLinkParts(int linkType)
-        {
-            return GetLinkParts(m_host, linkType);
-        }
-
-        public static List<SceneObjectPart> GetLinkParts(SceneObjectPart part, int linkType)
-        {
-            List<SceneObjectPart> ret = new List<SceneObjectPart>();
-            ret.Add(part);
-
-            switch (linkType)
-            {
-            case ScriptBaseClass.LINK_SET:
-                return new List<SceneObjectPart>(part.ParentGroup.Parts);
-
-            case ScriptBaseClass.LINK_ROOT:
-                ret = new List<SceneObjectPart>();
-                ret.Add(part.ParentGroup.RootPart);
-                return ret;
-
-            case ScriptBaseClass.LINK_ALL_OTHERS:
-                ret = new List<SceneObjectPart>(part.ParentGroup.Parts);
-
-                if (ret.Contains(part))
-                    ret.Remove(part);
-
-                return ret;
-
-            case ScriptBaseClass.LINK_ALL_CHILDREN:
-                ret = new List<SceneObjectPart>(part.ParentGroup.Parts);
-
-                if (ret.Contains(part.ParentGroup.RootPart))
-                    ret.Remove(part.ParentGroup.RootPart);
-                return ret;
-
-            case ScriptBaseClass.LINK_THIS:
-                return ret;
-
-            default:
-                if (linkType < 0)
-                    return new List<SceneObjectPart>();
-
-                SceneObjectPart target = part.ParentGroup.GetLinkNumPart(linkType);
-                if (target == null)
-                    return new List<SceneObjectPart>();
-                ret = new List<SceneObjectPart>();
-                ret.Add(target);
-                return ret;
-            }
-        }
-
-        public List<ISceneEntity> GetLinkEntities(int linkType)
-        {
-            return GetLinkEntities(m_host, linkType);
-        }
-
-        public List<ISceneEntity> GetLinkEntities(SceneObjectPart part, int linkType)
-        {
-            List<ISceneEntity> ret;
-
-            switch (linkType)
-            {
-                case ScriptBaseClass.LINK_SET:
-                    return new List<ISceneEntity>(part.ParentGroup.Parts);
-
-                case ScriptBaseClass.LINK_ROOT:
-                    return new List<ISceneEntity>() { part.ParentGroup.RootPart };
-
-                case ScriptBaseClass.LINK_ALL_OTHERS:
-                    ret = new List<ISceneEntity>(part.ParentGroup.Parts);
-
-                    if (ret.Contains(part))
-                        ret.Remove(part);
-
-                    return ret;
-
-                case ScriptBaseClass.LINK_ALL_CHILDREN:
-                    ret = new List<ISceneEntity>(part.ParentGroup.Parts);
-
-                    if (ret.Contains(part.ParentGroup.RootPart))
-                        ret.Remove(part.ParentGroup.RootPart);
-
-                    return ret;
-
-                case ScriptBaseClass.LINK_THIS:
-                    return new List<ISceneEntity>() { part };
-
-                default:
-                    if (linkType < 0)
-                        return new List<ISceneEntity>();
-
-                    ISceneEntity target = GetLinkEntity(part, linkType);
-                    if (target == null)
-                        return new List<ISceneEntity>();
-
-                    return new List<ISceneEntity>() { target };
-            }
-        }
-
-        //These are the implementations of the various ll-functions used by the LSL scripts.
-        public LSL_Float llSin(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Sin(f);
-        }
-
-        public LSL_Float llCos(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Cos(f);
-        }
-
-        public LSL_Float llTan(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Tan(f);
-        }
-
-        public LSL_Float llAtan2(double x, double y)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Atan2(x, y);
-        }
-
-        public LSL_Float llSqrt(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Sqrt(f);
-        }
-
-        public LSL_Float llPow(double fbase, double fexponent)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Pow(fbase, fexponent);
-        }
-
-        public LSL_Integer llAbs(int i)
-        {
-            // changed to replicate LSL behaviour whereby minimum int value is returned untouched.
-            m_host.AddScriptLPS(1);
-            if (i == Int32.MinValue)
-                return i;
-            else
-                return (int)Math.Abs(i);
-        }
-
-        public LSL_Float llFabs(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Abs(f);
-        }
-
-        public LSL_Float llFrand(double mag)
-        {
-            m_host.AddScriptLPS(1);
-
-            return Util.RandomClass.NextDouble() * mag;
-        }
-
-        public LSL_Integer llFloor(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (int)Math.Floor(f);
-        }
-
-        public LSL_Integer llCeil(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (int)Math.Ceiling(f);
-        }
-
-        // Xantor 01/May/2008 fixed midpointrounding (2.5 becomes 3.0 instead of 2.0, default = ToEven)
-        public LSL_Integer llRound(double f)
-        {
-            m_host.AddScriptLPS(1);
-            return (int)Math.Round(f, MidpointRounding.AwayFromZero);
-        }
-
-        //This next group are vector operations involving squaring and square root. ckrinke
-        public LSL_Float llVecMag(LSL_Vector v)
-        {
-            m_host.AddScriptLPS(1);
-            return LSL_Vector.Mag(v);
-        }
-
-        public LSL_Vector llVecNorm(LSL_Vector v)
-        {
-            m_host.AddScriptLPS(1);
-            return LSL_Vector.Norm(v);
-        }
-
-        private double VecDist(LSL_Vector a, LSL_Vector b)
-        {
-            double dx = a.x - b.x;
-            double dy = a.y - b.y;
-            double dz = a.z - b.z;
-            return Math.Sqrt(dx * dx + dy * dy + dz * dz);
-        }
-
-        public LSL_Float llVecDist(LSL_Vector a, LSL_Vector b)
-        {
-            m_host.AddScriptLPS(1);
-            return VecDist(a, b);
-        }
-
-        //Now we start getting into quaternions which means sin/cos, matrices and vectors. ckrinke
-
-        /// <summary>
-        /// Convert an LSL rotation to a Euler vector.
-        /// </summary>
-        /// <remarks>
-        /// Using algorithm based off http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToEuler/quat_2_euler_paper_ver2-1.pdf
-        /// to avoid issues with singularity and rounding with Y rotation of +/- PI/2
-        /// </remarks>
-        /// <param name="r"></param>
-        /// <returns></returns>
-        public LSL_Vector llRot2Euler(LSL_Rotation r)
-        {
-            m_host.AddScriptLPS(1);
-
-            LSL_Vector v = new LSL_Vector(0.0, 0.0, 1.0) * r;   // Z axis unit vector unaffected by Z rotation component of r.
-            double m = LSL_Vector.Mag(v);                       // Just in case v isn't normalized, need magnitude for Asin() operation later.
-            if (m == 0.0) return new LSL_Vector();
-            double x = Math.Atan2(-v.y, v.z);
-            double sin = v.x / m;
-            if (sin < -0.999999 || sin > 0.999999) x = 0.0;     // Force X rotation to 0 at the singularities.
-            double y = Math.Asin(sin);
-            // Rotate X axis unit vector by r and unwind the X and Y rotations leaving only the Z rotation
-            v = new LSL_Vector(1.0, 0.0, 0.0) * ((r * new LSL_Rotation(Math.Sin(-x / 2.0), 0.0, 0.0, Math.Cos(-x / 2.0))) * new LSL_Rotation(0.0, Math.Sin(-y / 2.0), 0.0, Math.Cos(-y / 2.0)));
-            double z = Math.Atan2(v.y, v.x);
-
-            return new LSL_Vector(x, y, z);
-        }
-
-        /* From wiki:
-        The Euler angle vector (in radians) is converted to a rotation by doing the rotations around the 3 axes
-        in Z, Y, X order. So llEuler2Rot(<1.0, 2.0, 3.0> * DEG_TO_RAD) generates a rotation by taking the zero rotation,
-        a vector pointing along the X axis, first rotating it 3 degrees around the global Z axis, then rotating the resulting
-        vector 2 degrees around the global Y axis, and finally rotating that 1 degree around the global X axis.
-        */
-
-        /* How we arrived at this llEuler2Rot
-         *
-         * Experiment in SL to determine conventions:
-         *   llEuler2Rot(<PI,0,0>)=<1,0,0,0>
-         *   llEuler2Rot(<0,PI,0>)=<0,1,0,0>
-         *   llEuler2Rot(<0,0,PI>)=<0,0,1,0>
-         *
-         * Important facts about Quaternions
-         *  - multiplication is non-commutative (a*b != b*a)
-         *  - http://en.wikipedia.org/wiki/Quaternion#Basis_multiplication
-         *
-         * Above SL experiment gives (c1,c2,c3,s1,s2,s3 as defined in our llEuler2Rot):
-         *   Qx = c1+i*s1
-         *   Qy = c2+j*s2;
-         *   Qz = c3+k*s3;
-         *
-         * Rotations applied in order (from above) Z, Y, X
-         * Q = (Qz * Qy) * Qx
-         * ((c1+i*s1)*(c2+j*s2))*(c3+k*s3)
-         * (c1*c2+i*s1*c2+j*c1*s2+ij*s1*s2)*(c3+k*s3)
-         * (c1*c2+i*s1*c2+j*c1*s2+k*s1*s2)*(c3+k*s3)
-         * c1*c2*c3+i*s1*c2*c3+j*c1*s2*c3+k*s1*s2*c3+k*c1*c2*s3+ik*s1*c2*s3+jk*c1*s2*s3+kk*s1*s2*s3
-         * c1*c2*c3+i*s1*c2*c3+j*c1*s2*c3+k*s1*s2*c3+k*c1*c2*s3 -j*s1*c2*s3 +i*c1*s2*s3   -s1*s2*s3
-         * regroup: x=i*(s1*c2*c3+c1*s2*s3)
-         *          y=j*(c1*s2*c3-s1*c2*s3)
-         *          z=k*(s1*s2*c3+c1*c2*s3)
-         *          s=   c1*c2*c3-s1*s2*s3
-         *
-         * This implementation agrees with the functions found here:
-         * http://lslwiki.net/lslwiki/wakka.php?wakka=LibraryRotationFunctions
-         * And with the results in SL.
-         *
-         * It's also possible to calculate llEuler2Rot by direct multiplication of
-         * the Qz, Qy, and Qx vectors (as above - and done in the "accurate" function
-         * from the wiki).
-         * Apparently in some cases this is better from a numerical precision perspective?
-         */
-
-        public LSL_Rotation llEuler2Rot(LSL_Vector v)
-        {
-            m_host.AddScriptLPS(1);
-
-            double x,y,z,s;
-
-            double c1 = Math.Cos(v.x * 0.5);
-            double c2 = Math.Cos(v.y * 0.5);
-            double c3 = Math.Cos(v.z * 0.5);
-            double s1 = Math.Sin(v.x * 0.5);
-            double s2 = Math.Sin(v.y * 0.5);
-            double s3 = Math.Sin(v.z * 0.5);
-
-            x = s1 * c2 * c3 + c1 * s2 * s3;
-            y = c1 * s2 * c3 - s1 * c2 * s3;
-            z = s1 * s2 * c3 + c1 * c2 * s3;
-            s = c1 * c2 * c3 - s1 * s2 * s3;
-
-            return new LSL_Rotation(x, y, z, s);
-        }
-
-        public LSL_Rotation llAxes2Rot(LSL_Vector fwd, LSL_Vector left, LSL_Vector up)
-        {
-            m_host.AddScriptLPS(1);
-            double s;
-            double tr = fwd.x + left.y + up.z + 1.0;
-
-            if (tr >= 1.0)
-            {
-                s = 0.5 / Math.Sqrt(tr);
-                return new LSL_Rotation(
-                        (left.z - up.y) * s,
-                        (up.x - fwd.z) * s,
-                        (fwd.y - left.x) * s,
-                        0.25 / s);
-            }
-            else
-            {
-                double max = (left.y > up.z) ? left.y : up.z;
-
-                if (max < fwd.x)
-                {
-                    s = Math.Sqrt(fwd.x - (left.y + up.z) + 1.0);
-                    double x = s * 0.5;
-                    s = 0.5 / s;
-                    return new LSL_Rotation(
-                            x,
-                            (fwd.y + left.x) * s,
-                            (up.x + fwd.z) * s,
-                            (left.z - up.y) * s);
-                }
-                else if (max == left.y)
-                {
-                    s = Math.Sqrt(left.y - (up.z + fwd.x) + 1.0);
-                    double y = s * 0.5;
-                    s = 0.5 / s;
-                    return new LSL_Rotation(
-                            (fwd.y + left.x) * s,
-                            y,
-                            (left.z + up.y) * s,
-                            (up.x - fwd.z) * s);
-                }
-                else
-                {
-                    s = Math.Sqrt(up.z - (fwd.x + left.y) + 1.0);
-                    double z = s * 0.5;
-                    s = 0.5 / s;
-                    return new LSL_Rotation(
-                            (up.x + fwd.z) * s,
-                            (left.z + up.y) * s,
-                            z,
-                            (fwd.y - left.x) * s);
-                }
-            }
-        }
-
-        public LSL_Vector llRot2Fwd(LSL_Rotation r)
-        {
-            m_host.AddScriptLPS(1);
-
-            double x, y, z, m;
-
-            m = r.x * r.x + r.y * r.y + r.z * r.z + r.s * r.s;
-            // m is always greater than zero
-            // if m is not equal to 1 then Rotation needs to be normalized
-            if (Math.Abs(1.0 - m) > 0.000001) // allow a little slop here for calculation precision
-            {
-                m = 1.0 / Math.Sqrt(m);
-                r.x *= m;
-                r.y *= m;
-                r.z *= m;
-                r.s *= m;
-            }
-
-            // Fast Algebric Calculations instead of Vectors & Quaternions Product
-            x = r.x * r.x - r.y * r.y - r.z * r.z + r.s * r.s;
-            y = 2 * (r.x * r.y + r.z * r.s);
-            z = 2 * (r.x * r.z - r.y * r.s);
-            return (new LSL_Vector(x, y, z));
-        }
-
-        public LSL_Vector llRot2Left(LSL_Rotation r)
-        {
-            m_host.AddScriptLPS(1);
-
-            double x, y, z, m;
-
-            m = r.x * r.x + r.y * r.y + r.z * r.z + r.s * r.s;
-            // m is always greater than zero
-            // if m is not equal to 1 then Rotation needs to be normalized
-            if (Math.Abs(1.0 - m) > 0.000001) // allow a little slop here for calculation precision
-            {
-                m = 1.0 / Math.Sqrt(m);
-                r.x *= m;
-                r.y *= m;
-                r.z *= m;
-                r.s *= m;
-            }
-
-            // Fast Algebric Calculations instead of Vectors & Quaternions Product
-            x = 2 * (r.x * r.y - r.z * r.s);
-            y = -r.x * r.x + r.y * r.y - r.z * r.z + r.s * r.s;
-            z = 2 * (r.x * r.s + r.y * r.z);
-            return (new LSL_Vector(x, y, z));
-        }
-
-        public LSL_Vector llRot2Up(LSL_Rotation r)
-        {
-            m_host.AddScriptLPS(1);
-            double x, y, z, m;
-
-            m = r.x * r.x + r.y * r.y + r.z * r.z + r.s * r.s;
-            // m is always greater than zero
-            // if m is not equal to 1 then Rotation needs to be normalized
-            if (Math.Abs(1.0 - m) > 0.000001) // allow a little slop here for calculation precision
-            {
-                m = 1.0 / Math.Sqrt(m);
-                r.x *= m;
-                r.y *= m;
-                r.z *= m;
-                r.s *= m;
-            }
-
-            // Fast Algebric Calculations instead of Vectors & Quaternions Product
-            x = 2 * (r.x * r.z + r.y * r.s);
-            y = 2 * (-r.x * r.s + r.y * r.z);
-            z = -r.x * r.x - r.y * r.y + r.z * r.z + r.s * r.s;
-            return (new LSL_Vector(x, y, z));
-        }
-
-        public LSL_Rotation llRotBetween(LSL_Vector a, LSL_Vector b)
-        {
-            //A and B should both be normalized
-            m_host.AddScriptLPS(1);
-            LSL_Rotation rotBetween;
-            // Check for zero vectors. If either is zero, return zero rotation. Otherwise,
-            // continue calculation.
-            if (a == new LSL_Vector(0.0f, 0.0f, 0.0f) || b == new LSL_Vector(0.0f, 0.0f, 0.0f))
-            {
-                rotBetween = new LSL_Rotation(0.0f, 0.0f, 0.0f, 1.0f);
-            }
-            else
-            {
-                a = LSL_Vector.Norm(a);
-                b = LSL_Vector.Norm(b);
-                double dotProduct = LSL_Vector.Dot(a, b);
-                // There are two degenerate cases possible. These are for vectors 180 or
-                // 0 degrees apart. These have to be detected and handled individually.
-                //
-                // Check for vectors 180 degrees apart.
-                // A dot product of -1 would mean the angle between vectors is 180 degrees.
-                if (dotProduct < -0.9999999f)
-                {
-                    // First assume X axis is orthogonal to the vectors.
-                    LSL_Vector orthoVector = new LSL_Vector(1.0f, 0.0f, 0.0f);
-                    orthoVector = orthoVector - a * (a.x / LSL_Vector.Dot(a, a));
-                    // Check for near zero vector. A very small non-zero number here will create
-                    // a rotation in an undesired direction.
-                    if (LSL_Vector.Mag(orthoVector) > 0.0001)
-                    {
-                        rotBetween = new LSL_Rotation(orthoVector.x, orthoVector.y, orthoVector.z, 0.0f);
-                    }
-                    // If the magnitude of the vector was near zero, then assume the X axis is not
-                    // orthogonal and use the Z axis instead.
-                    else
-                    {
-                        // Set 180 z rotation.
-                        rotBetween = new LSL_Rotation(0.0f, 0.0f, 1.0f, 0.0f);
-                    }
-                }
-                // Check for parallel vectors.
-                // A dot product of 1 would mean the angle between vectors is 0 degrees.
-                else if (dotProduct > 0.9999999f)
-                {
-                    // Set zero rotation.
-                    rotBetween = new LSL_Rotation(0.0f, 0.0f, 0.0f, 1.0f);
-                }
-                else
-                {
-                    // All special checks have been performed so get the axis of rotation.
-                    LSL_Vector crossProduct = LSL_Vector.Cross(a, b);
-                    // Quarternion s value is the length of the unit vector + dot product.
-                    double qs = 1.0 + dotProduct;
-                    rotBetween = new LSL_Rotation(crossProduct.x, crossProduct.y, crossProduct.z, qs);
-                    // Normalize the rotation.
-                    double mag = LSL_Rotation.Mag(rotBetween);
-                    // We shouldn't have to worry about a divide by zero here. The qs value will be
-                    // non-zero because we already know if we're here, then the dotProduct is not -1 so
-                    // qs will not be zero. Also, we've already handled the input vectors being zero so the
-                    // crossProduct vector should also not be zero.
-                    rotBetween.x = rotBetween.x / mag;
-                    rotBetween.y = rotBetween.y / mag;
-                    rotBetween.z = rotBetween.z / mag;
-                    rotBetween.s = rotBetween.s / mag;
-                    // Check for undefined values and set zero rotation if any found. This code might not actually be required
-                    // any longer since zero vectors are checked for at the top.
-                    if (Double.IsNaN(rotBetween.x) || Double.IsNaN(rotBetween.y) || Double.IsNaN(rotBetween.z) || Double.IsNaN(rotBetween.s))
-                    {
-                        rotBetween = new LSL_Rotation(0.0f, 0.0f, 0.0f, 1.0f);
-                    }
-                }
-            }
-            return rotBetween;
-        }
-
-        public void llWhisper(int channelID, string text)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (text.Length > 1023)
-                text = text.Substring(0, 1023);
-
-            World.SimChat(Utils.StringToBytes(text),
-                          ChatTypeEnum.Whisper, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
-
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                wComm.DeliverMessage(ChatTypeEnum.Whisper, channelID, m_host.Name, m_host.UUID, text);
-        }
-
-        public void llSay(int channelID, string text)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_scriptConsoleChannelEnabled && (channelID == m_scriptConsoleChannel))
-            {
-                Console.WriteLine(text);
-            }
-            else
-            {
-                if (text.Length > 1023)
-                    text = text.Substring(0, 1023);
-
-                World.SimChat(Utils.StringToBytes(text),
-                              ChatTypeEnum.Say, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
-
-                IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-                if (wComm != null)
-                    wComm.DeliverMessage(ChatTypeEnum.Say, channelID, m_host.Name, m_host.UUID, text);
-            }
-        }
-
-        public void llShout(int channelID, string text)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (text.Length > 1023)
-                text = text.Substring(0, 1023);
-
-            World.SimChat(Utils.StringToBytes(text),
-                          ChatTypeEnum.Shout, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, true);
-
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                wComm.DeliverMessage(ChatTypeEnum.Shout, channelID, m_host.Name, m_host.UUID, text);
-        }
-
-        public void llRegionSay(int channelID, string text)
-        {
-            if (channelID == 0)
-            {
-                Error("llRegionSay", "Cannot use on channel 0");
-                return;
-            }
-
-            if (text.Length > 1023)
-                text = text.Substring(0, 1023);
-
-            m_host.AddScriptLPS(1);
-
-            World.SimChat(Utils.StringToBytes(text),
-                          ChatTypeEnum.Region, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
-
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                wComm.DeliverMessage(ChatTypeEnum.Region, channelID, m_host.Name, m_host.UUID, text);
-        }
-
-        public void  llRegionSayTo(string target, int channel, string msg)
-        {
-            if (msg.Length > 1023)
-                msg = msg.Substring(0, 1023);
-
-            m_host.AddScriptLPS(1);
-
-            if (channel == ScriptBaseClass.DEBUG_CHANNEL)
-            {
-                return;
-            }
-
-            UUID TargetID;
-            UUID.TryParse(target, out TargetID);
-
-            World.SimChatToAgent(TargetID, Utils.StringToBytes(msg),
-                          channel, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, true);
-
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                wComm.DeliverMessageTo(TargetID, channel, m_host.AbsolutePosition, m_host.Name, m_host.UUID, msg);
-        }
-
-        public LSL_Integer llListen(int channelID, string name, string ID, string msg)
-        {
-            m_host.AddScriptLPS(1);
-            UUID keyID;
-            UUID.TryParse(ID, out keyID);
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                return wComm.Listen(m_host.LocalId, m_item.ItemID, m_host.UUID, channelID, name, keyID, msg);
-            else
-                return -1;
-        }
-
-        public void llListenControl(int number, int active)
-        {
-            m_host.AddScriptLPS(1);
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                wComm.ListenControl(m_item.ItemID, number, active);
-        }
-
-        public void llListenRemove(int number)
-        {
-            m_host.AddScriptLPS(1);
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-                wComm.ListenRemove(m_item.ItemID, number);
-        }
-
-        public void llSensor(string name, string id, int type, double range, double arc)
-        {
-            m_host.AddScriptLPS(1);
-            UUID keyID = UUID.Zero;
-            UUID.TryParse(id, out keyID);
-
-            AsyncCommands.SensorRepeatPlugin.SenseOnce(m_host.LocalId, m_item.ItemID, name, keyID, type, range, arc, m_host);
-       }
-
-        public void llSensorRepeat(string name, string id, int type, double range, double arc, double rate)
-        {
-            m_host.AddScriptLPS(1);
-            UUID keyID = UUID.Zero;
-            UUID.TryParse(id, out keyID);
-
-            AsyncCommands.SensorRepeatPlugin.SetSenseRepeatEvent(m_host.LocalId, m_item.ItemID, name, keyID, type, range, arc, rate, m_host);
-        }
-
-        public void llSensorRemove()
-        {
-            m_host.AddScriptLPS(1);
-            AsyncCommands.SensorRepeatPlugin.UnSetSenseRepeaterEvents(m_host.LocalId, m_item.ItemID);
-        }
-
-        public string resolveName(UUID objecUUID)
-        {
-            // try avatar username surname
-            UserAccount account = World.UserAccountService.GetUserAccount(World.RegionInfo.ScopeID, objecUUID);
-            if (account != null)
-            {
-                string avatarname = account.Name;
-                return avatarname;
-            }
-            // try an scene object
-            SceneObjectPart SOP = World.GetSceneObjectPart(objecUUID);
-            if (SOP != null)
-            {
-                string objectname = SOP.Name;
-                return objectname;
-            }
-
-            EntityBase SensedObject;
-            World.Entities.TryGetValue(objecUUID, out SensedObject);
-
-            if (SensedObject == null)
-            {
-                IGroupsModule groups = World.RequestModuleInterface<IGroupsModule>();
-                if (groups != null)
-                {
-                    GroupRecord gr = groups.GetGroupRecord(objecUUID);
-                    if (gr != null)
-                        return gr.GroupName;
-                }
-                return String.Empty;
-            }
-
-            return SensedObject.Name;
-        }
-
-        public LSL_String llDetectedName(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return String.Empty;
-            return detectedParams.Name;
-        }
-
-        public LSL_String llDetectedKey(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return String.Empty;
-            return detectedParams.Key.ToString();
-        }
-
-        public LSL_String llDetectedOwner(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return String.Empty;
-            return detectedParams.Owner.ToString();
-        }
-
-        public LSL_Integer llDetectedType(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return 0;
-            return new LSL_Integer(detectedParams.Type);
-        }
-
-        public LSL_Vector llDetectedPos(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return new LSL_Vector();
-            return detectedParams.Position;
-        }
-
-        public LSL_Vector llDetectedVel(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return new LSL_Vector();
-            return detectedParams.Velocity;
-        }
-
-        public LSL_Vector llDetectedGrab(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams parms = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (parms == null)
-                return new LSL_Vector(0, 0, 0);
-
-            return parms.OffsetPos;
-        }
-
-        public LSL_Rotation llDetectedRot(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return new LSL_Rotation();
-            return detectedParams.Rotation;
-        }
-
-        public LSL_Integer llDetectedGroup(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (detectedParams == null)
-                return new LSL_Integer(0);
-            if (m_host.GroupID == detectedParams.Group)
-                return new LSL_Integer(1);
-            return new LSL_Integer(0);
-        }
-
-        public LSL_Integer llDetectedLinkNumber(int number)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams parms = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);
-            if (parms == null)
-                return new LSL_Integer(0);
-
-            return new LSL_Integer(parms.LinkNum);
-        }
-
-        /// <summary>
-        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchBinormal for details
-        /// </summary>
-        public LSL_Vector llDetectedTouchBinormal(int index)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);
-            if (detectedParams == null)
-                return new LSL_Vector();
-            return detectedParams.TouchBinormal;
-        }
-
-        /// <summary>
-        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchFace for details
-        /// </summary>
-        public LSL_Integer llDetectedTouchFace(int index)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);
-            if (detectedParams == null)
-                return new LSL_Integer(-1);
-            return new LSL_Integer(detectedParams.TouchFace);
-        }
-
-        /// <summary>
-        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchNormal for details
-        /// </summary>
-        public LSL_Vector llDetectedTouchNormal(int index)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);
-            if (detectedParams == null)
-                return new LSL_Vector();
-            return detectedParams.TouchNormal;
-        }
-
-        /// <summary>
-        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchPos for details
-        /// </summary>
-        public LSL_Vector llDetectedTouchPos(int index)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);
-            if (detectedParams == null)
-                return new LSL_Vector();
-            return detectedParams.TouchPos;
-        }
-
-        /// <summary>
-        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchST for details
-        /// </summary>
-        public LSL_Vector llDetectedTouchST(int index)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);
-            if (detectedParams == null)
-                return new LSL_Vector(-1.0, -1.0, 0.0);
-            return detectedParams.TouchST;
-        }
-
-        /// <summary>
-        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchUV for details
-        /// </summary>
-        public LSL_Vector llDetectedTouchUV(int index)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);
-            if (detectedParams == null)
-                return new LSL_Vector(-1.0, -1.0, 0.0);
-            return detectedParams.TouchUV;
-        }
-
-        public virtual void llDie()
-        {
-            m_host.AddScriptLPS(1);
-            throw new SelfDeleteException();
-        }
-
-        public LSL_Float llGround(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            Vector3 pos = m_host.GetWorldPosition() + (Vector3)offset;
-
-            //Get the slope normal.  This gives us the equation of the plane tangent to the slope.
-            LSL_Vector vsn = llGroundNormal(offset);
-
-            // Clamp to valid position
-            if (pos.X < 0)
-                pos.X = 0;
-            else if (pos.X >= World.Heightmap.Width)
-                pos.X = World.Heightmap.Width - 1;
-            if (pos.Y < 0)
-                pos.Y = 0;
-            else if (pos.Y >= World.Heightmap.Height)
-                pos.Y = World.Heightmap.Height - 1;
-
-            //Get the height for the integer coordinates from the Heightmap
-            float baseheight = (float)World.Heightmap[(int)pos.X, (int)pos.Y];
-
-            //Calculate the difference between the actual coordinates and the integer coordinates
-            float xdiff = pos.X - (float)((int)pos.X);
-            float ydiff = pos.Y - (float)((int)pos.Y);
-
-            //Use the equation of the tangent plane to adjust the height to account for slope
-
-            return (((vsn.x * xdiff) + (vsn.y * ydiff)) / (-1 * vsn.z)) + baseheight;
-        }
-
-        public LSL_Float llCloud(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            float cloudCover = 0f;
-            ICloudModule module = World.RequestModuleInterface<ICloudModule>();
-            if (module != null)
-            {
-                Vector3 pos = m_host.GetWorldPosition();
-                int x = (int)(pos.X + offset.x);
-                int y = (int)(pos.Y + offset.y);
-
-                cloudCover = module.CloudCover(x, y, 0);
-
-            }
-            return cloudCover;
-        }
-
-        public LSL_Vector llWind(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            LSL_Vector wind = new LSL_Vector(0, 0, 0);
-            IWindModule module = World.RequestModuleInterface<IWindModule>();
-            if (module != null)
-            {
-                Vector3 pos = m_host.GetWorldPosition();
-                int x = (int)(pos.X + offset.x);
-                int y = (int)(pos.Y + offset.y);
-
-                Vector3 windSpeed = module.WindSpeed(x, y, 0);
-
-                wind.x = windSpeed.X;
-                wind.y = windSpeed.Y;
-            }
-            return wind;
-        }
-
-        public void llSetStatus(int status, int value)
-        {
-            m_host.AddScriptLPS(1);
-
-            int statusrotationaxis = 0;
-
-            if ((status & ScriptBaseClass.STATUS_PHYSICS) == ScriptBaseClass.STATUS_PHYSICS)
-            {
-                if (value != 0)
-                {
-                    SceneObjectGroup group = m_host.ParentGroup;
-                    bool allow = true;
-
-                    foreach (SceneObjectPart part in group.Parts)
-                    {
-                        if (part.Scale.X > World.m_maxPhys || part.Scale.Y > World.m_maxPhys || part.Scale.Z > World.m_maxPhys)
-                        {
-                            allow = false;
-                            break;
-                        }
-                    }
-
-                    if (!allow)
-                        return;
-
-                    m_host.ScriptSetPhysicsStatus(true);
-                }
-                else
-                {
-                    m_host.ScriptSetPhysicsStatus(false);
-                }
-            }
-
-            if ((status & ScriptBaseClass.STATUS_PHANTOM) == ScriptBaseClass.STATUS_PHANTOM)
-            {
-                m_host.ParentGroup.ScriptSetPhantomStatus(value != 0);
-            }
-
-            if ((status & ScriptBaseClass.STATUS_CAST_SHADOWS) == ScriptBaseClass.STATUS_CAST_SHADOWS)
-            {
-                m_host.AddFlag(PrimFlags.CastShadows);
-            }
-
-            if ((status & ScriptBaseClass.STATUS_ROTATE_X) == ScriptBaseClass.STATUS_ROTATE_X)
-            {
-                statusrotationaxis |= ScriptBaseClass.STATUS_ROTATE_X;
-            }
-
-            if ((status & ScriptBaseClass.STATUS_ROTATE_Y) == ScriptBaseClass.STATUS_ROTATE_Y)
-            {
-                statusrotationaxis |= ScriptBaseClass.STATUS_ROTATE_Y;
-            }
-
-            if ((status & ScriptBaseClass.STATUS_ROTATE_Z) == ScriptBaseClass.STATUS_ROTATE_Z)
-            {
-                statusrotationaxis |= ScriptBaseClass.STATUS_ROTATE_Z;
-            }
-
-            if ((status & ScriptBaseClass.STATUS_BLOCK_GRAB) == ScriptBaseClass.STATUS_BLOCK_GRAB)
-                m_host.BlockGrab = value != 0;
-
-            if ((status & ScriptBaseClass.STATUS_BLOCK_GRAB_OBJECT) == ScriptBaseClass.STATUS_BLOCK_GRAB_OBJECT)
-                m_host.ParentGroup.BlockGrabOverride = value != 0;
-
-            if ((status & ScriptBaseClass.STATUS_DIE_AT_EDGE) == ScriptBaseClass.STATUS_DIE_AT_EDGE)
-            {
-                if (value != 0)
-                    m_host.SetDieAtEdge(true);
-                else
-                    m_host.SetDieAtEdge(false);
-            }
-
-            if ((status & ScriptBaseClass.STATUS_RETURN_AT_EDGE) == ScriptBaseClass.STATUS_RETURN_AT_EDGE)
-            {
-                if (value != 0)
-                    m_host.SetReturnAtEdge(true);
-                else
-                    m_host.SetReturnAtEdge(false);
-            }
-
-            if ((status & ScriptBaseClass.STATUS_SANDBOX) == ScriptBaseClass.STATUS_SANDBOX)
-            {
-                if (value != 0)
-                    m_host.SetStatusSandbox(true);
-                else
-                    m_host.SetStatusSandbox(false);
-            }
-
-            if (statusrotationaxis != 0)
-            {
-                m_host.SetAxisRotation(statusrotationaxis, value);
-            }
-        }
-
-        private bool IsPhysical()
-        {
-            return ((m_host.GetEffectiveObjectFlags() & (uint)PrimFlags.Physics) == (uint)PrimFlags.Physics);
-        }
-
-        public LSL_Integer llGetStatus(int status)
-        {
-            m_host.AddScriptLPS(1);
-            // m_log.Debug(m_host.ToString() + " status is " + m_host.GetEffectiveObjectFlags().ToString());
-            switch (status)
-            {
-                case ScriptBaseClass.STATUS_PHYSICS:
-                    return IsPhysical() ? 1 : 0;
-
-                case ScriptBaseClass.STATUS_PHANTOM:
-                    if ((m_host.GetEffectiveObjectFlags() & (uint)PrimFlags.Phantom) == (uint)PrimFlags.Phantom)
-                    {
-                        return 1;
-                    }
-                    return 0;
-
-                case ScriptBaseClass.STATUS_CAST_SHADOWS:
-                    if ((m_host.GetEffectiveObjectFlags() & (uint)PrimFlags.CastShadows) == (uint)PrimFlags.CastShadows)
-                    {
-                        return 1;
-                    }
-                    return 0;
-
-                case ScriptBaseClass.STATUS_BLOCK_GRAB:
-                    return m_host.BlockGrab ? 1 : 0;
-
-                case ScriptBaseClass.STATUS_BLOCK_GRAB_OBJECT:
-                    return m_host.ParentGroup.BlockGrabOverride ? 1 : 0;
-
-                case ScriptBaseClass.STATUS_DIE_AT_EDGE:
-                    if (m_host.GetDieAtEdge())
-                        return 1;
-                    else
-                        return 0;
-
-                case ScriptBaseClass.STATUS_RETURN_AT_EDGE:
-                    if (m_host.GetReturnAtEdge())
-                        return 1;
-                    else
-                        return 0;
-
-                case ScriptBaseClass.STATUS_ROTATE_X:
-                    // if (m_host.GetAxisRotation(2) != 0)
-                    if (m_host.GetAxisRotation((int)SceneObjectGroup.axisSelect.STATUS_ROTATE_X) != 0)
-                        return 1;
-                    else
-                        return 0;
-
-                case ScriptBaseClass.STATUS_ROTATE_Y:
-                    if (m_host.GetAxisRotation((int)SceneObjectGroup.axisSelect.STATUS_ROTATE_Y) != 0)
-                        return 1;
-                    else
-                        return 0;
-
-                case ScriptBaseClass.STATUS_ROTATE_Z:
-                    if (m_host.GetAxisRotation((int)SceneObjectGroup.axisSelect.STATUS_ROTATE_Z) != 0)
-                        return 1;
-                    else
-                        return 0;
-
-                case ScriptBaseClass.STATUS_SANDBOX:
-                    if (m_host.GetStatusSandbox())
-                        return 1;
-                    else
-                        return 0;
-            }
-            return 0;
-        }
-
-        public void llSetScale(LSL_Vector scale)
-        {
-            m_host.AddScriptLPS(1);
-            SetScale(m_host, scale);
-        }
-
-        protected void SetScale(SceneObjectPart part, LSL_Vector scale)
-        {
-            // TODO: this needs to trigger a persistance save as well
-            if (part == null || part.ParentGroup.IsDeleted)
-                return;
-
-            // First we need to check whether or not we need to clamp the size of a physics-enabled prim
-            PhysicsActor pa = part.ParentGroup.RootPart.PhysActor;
-            if (pa != null && pa.IsPhysical)
-            {
-                scale.x = Math.Max(World.m_minPhys, Math.Min(World.m_maxPhys, scale.x));
-                scale.y = Math.Max(World.m_minPhys, Math.Min(World.m_maxPhys, scale.y));
-                scale.z = Math.Max(World.m_minPhys, Math.Min(World.m_maxPhys, scale.z));
-            }
-            else
-            {
-                // If not physical, then we clamp the scale to the non-physical min/max
-                scale.x = Math.Max(World.m_minNonphys, Math.Min(World.m_maxNonphys, scale.x));
-                scale.y = Math.Max(World.m_minNonphys, Math.Min(World.m_maxNonphys, scale.y));
-                scale.z = Math.Max(World.m_minNonphys, Math.Min(World.m_maxNonphys, scale.z));
-            }
-
-            Vector3 tmp = part.Scale;
-            tmp.X = (float)scale.x;
-            tmp.Y = (float)scale.y;
-            tmp.Z = (float)scale.z;
-            part.Scale = tmp;
-            part.SendFullUpdateToAllClients();
-        }
-
-        public LSL_Vector llGetScale()
-        {
-            m_host.AddScriptLPS(1);
-            return new LSL_Vector(m_host.Scale.X, m_host.Scale.Y, m_host.Scale.Z);
-        }
-
-        public void llSetClickAction(int action)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.ClickAction = (byte)action;
-            m_host.ParentGroup.HasGroupChanged = true;
-            m_host.ScheduleFullUpdate();
-            return;
-        }
-
-        public void llSetColor(LSL_Vector color, int face)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (face == ScriptBaseClass.ALL_SIDES)
-                face = SceneObjectPart.ALL_SIDES;
-
-            m_host.SetFaceColorAlpha(face, color, null);
-        }
-
-        public void llSetContentType(LSL_Key id, LSL_Integer type)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_UrlModule == null)
-                return;
-
-            // Make sure the content type is text/plain to start with
-            m_UrlModule.HttpContentType(new UUID(id), "text/plain");
-
-            // Is the object owner online and in the region
-            ScenePresence agent = World.GetScenePresence(m_host.ParentGroup.OwnerID);
-            if (agent == null || agent.IsChildAgent)
-                return;  // Fail if the owner is not in the same region
-
-            // Is it the embeded browser?
-            string userAgent = m_UrlModule.GetHttpHeader(new UUID(id), "user-agent");
-            if (userAgent.IndexOf("SecondLife") < 0)
-                return; // Not the embedded browser. Is this check good enough?
-
-            // Use the IP address of the client and check against the request
-            // seperate logins from the same IP will allow all of them to get non-text/plain as long
-            // as the owner is in the region. Same as SL!
-            string logonFromIPAddress = agent.ControllingClient.RemoteEndPoint.Address.ToString();
-            string requestFromIPAddress = m_UrlModule.GetHttpHeader(new UUID(id), "remote_addr");
-            //m_log.Debug("IP from header='" + requestFromIPAddress + "' IP from endpoint='" + logonFromIPAddress + "'");
-            if (requestFromIPAddress == null || requestFromIPAddress.Trim() == "")
-                return;
-            if (logonFromIPAddress == null || logonFromIPAddress.Trim() == "")
-                return;
-
-            // If the request isnt from the same IP address then the request cannot be from the owner
-            if (!requestFromIPAddress.Trim().Equals(logonFromIPAddress.Trim()))
-                return;
-
-            switch (type)
-            {
-                case ScriptBaseClass.CONTENT_TYPE_HTML:
-                    m_UrlModule.HttpContentType(new UUID(id), "text/html");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_XML:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/xml");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_XHTML:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/xhtml+xml");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_ATOM:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/atom+xml");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_JSON:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/json");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_LLSD:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/llsd+xml");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_FORM:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/x-www-form-urlencoded");
-                    break;
-                case ScriptBaseClass.CONTENT_TYPE_RSS:
-                    m_UrlModule.HttpContentType(new UUID(id), "application/rss+xml");
-                    break;
-                default:
-                    m_UrlModule.HttpContentType(new UUID(id), "text/plain");
-                    break;
-            }
-        }
-
-        public void SetTexGen(SceneObjectPart part, int face,int style)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            MappingType textype;
-            textype = MappingType.Default;
-            if (style == (int)ScriptBaseClass.PRIM_TEXGEN_PLANAR)
-                textype = MappingType.Planar;
-
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                tex.CreateFace((uint) face);
-                tex.FaceTextures[face].TexMapType = textype;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            else if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (uint i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].TexMapType = textype;
-                    }
-                    tex.DefaultTexture.TexMapType = textype;
-                }
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public void SetGlow(SceneObjectPart part, int face, float glow)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                tex.CreateFace((uint) face);
-                tex.FaceTextures[face].Glow = glow;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            else if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (uint i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].Glow = glow;
-                    }
-                    tex.DefaultTexture.Glow = glow;
-                }
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public void SetShiny(SceneObjectPart part, int face, int shiny, Bumpiness bump)
-        {
-
-            Shininess sval = new Shininess();
-
-            switch (shiny)
-            {
-            case 0:
-                sval = Shininess.None;
-                break;
-            case 1:
-                sval = Shininess.Low;
-                break;
-            case 2:
-                sval = Shininess.Medium;
-                break;
-            case 3:
-                sval = Shininess.High;
-                break;
-            default:
-                sval = Shininess.None;
-                break;
-            }
-
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                tex.CreateFace((uint) face);
-                tex.FaceTextures[face].Shiny = sval;
-                tex.FaceTextures[face].Bump = bump;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            else if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (uint i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].Shiny = sval;
-                        tex.FaceTextures[i].Bump = bump;
-                    }
-                    tex.DefaultTexture.Shiny = sval;
-                    tex.DefaultTexture.Bump = bump;
-                }
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public void SetFullBright(SceneObjectPart part, int face, bool bright)
-        {
-             Primitive.TextureEntry tex = part.Shape.Textures;
-             if (face >= 0 && face < GetNumberOfSides(part))
-             {
-                 tex.CreateFace((uint) face);
-                 tex.FaceTextures[face].Fullbright = bright;
-                 part.UpdateTextureEntry(tex.GetBytes());
-                 return;
-             }
-             else if (face == ScriptBaseClass.ALL_SIDES)
-             {
-                 for (uint i = 0; i < GetNumberOfSides(part); i++)
-                 {
-                     if (tex.FaceTextures[i] != null)
-                     {
-                         tex.FaceTextures[i].Fullbright = bright;
-                     }
-                 }
-                 tex.DefaultTexture.Fullbright = bright;
-                 part.UpdateTextureEntry(tex.GetBytes());
-                 return;
-             }
-         }
-
-        public LSL_Float llGetAlpha(int face)
-        {
-            m_host.AddScriptLPS(1);
-
-            return GetAlpha(m_host, face);
-        }
-
-        protected LSL_Float GetAlpha(SceneObjectPart part, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                int i;
-                double sum = 0.0;
-                for (i = 0 ; i < GetNumberOfSides(part); i++)
-                    sum += (double)tex.GetFace((uint)i).RGBA.A;
-                return sum;
-            }
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                return (double)tex.GetFace((uint)face).RGBA.A;
-            }
-            return 0.0;
-        }
-
-        public void llSetAlpha(double alpha, int face)
-        {
-            m_host.AddScriptLPS(1);
-
-            SetAlpha(m_host, alpha, face);
-        }
-
-        public void llSetLinkAlpha(int linknumber, double alpha, int face)
-        {
-            m_host.AddScriptLPS(1);
-
-            List<SceneObjectPart> parts = GetLinkParts(linknumber);
-
-            foreach (SceneObjectPart part in parts)
-                SetAlpha(part, alpha, face);
-        }
-
-        protected void SetAlpha(SceneObjectPart part, double alpha, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            Color4 texcolor;
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                texcolor = tex.CreateFace((uint)face).RGBA;
-                texcolor.A = Util.Clip((float)alpha, 0.0f, 1.0f);
-                tex.FaceTextures[face].RGBA = texcolor;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            else if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (int i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        texcolor = tex.FaceTextures[i].RGBA;
-                        texcolor.A = Util.Clip((float)alpha, 0.0f, 1.0f);
-                        tex.FaceTextures[i].RGBA = texcolor;
-                    }
-                }
-
-                // In some cases, the default texture can be null, eg when every face
-                // has a unique texture
-                if (tex.DefaultTexture != null)
-                {
-                    texcolor = tex.DefaultTexture.RGBA;
-                    texcolor.A = Util.Clip((float)alpha, 0.0f, 1.0f);
-                    tex.DefaultTexture.RGBA = texcolor;
-                }
-
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        /// <summary>
-        /// Set flexi parameters of a part.
-        ///
-        /// FIXME: Much of this code should probably be within the part itself.
-        /// </summary>
-        /// <param name="part"></param>
-        /// <param name="flexi"></param>
-        /// <param name="softness"></param>
-        /// <param name="gravity"></param>
-        /// <param name="friction"></param>
-        /// <param name="wind"></param>
-        /// <param name="tension"></param>
-        /// <param name="Force"></param>
-        protected void SetFlexi(SceneObjectPart part, bool flexi, int softness, float gravity, float friction,
-            float wind, float tension, LSL_Vector Force)
-        {
-            if (part == null)
-                return;
-
-            if (flexi)
-            {
-                part.Shape.FlexiEntry = true;   // this setting flexi true isn't working, but the below parameters do
-                                                                // work once the prim is already flexi
-                part.Shape.FlexiSoftness = softness;
-                part.Shape.FlexiGravity = gravity;
-                part.Shape.FlexiDrag = friction;
-                part.Shape.FlexiWind = wind;
-                part.Shape.FlexiTension = tension;
-                part.Shape.FlexiForceX = (float)Force.x;
-                part.Shape.FlexiForceY = (float)Force.y;
-                part.Shape.FlexiForceZ = (float)Force.z;
-                part.Shape.PathCurve = (byte)Extrusion.Flexible;
-            }
-            else
-            {
-                // Other values not set, they do not seem to be sent to the viewer
-                // Setting PathCurve appears to be what actually toggles the check box and turns Flexi on and off
-                part.Shape.PathCurve = (byte)Extrusion.Straight;
-                part.Shape.FlexiEntry = false;
-            }
-            part.ParentGroup.HasGroupChanged = true;
-            part.ScheduleFullUpdate();
-        }
-
-        /// <summary>
-        /// Set a light point on a part
-        /// </summary>
-        /// FIXME: Much of this code should probably be in SceneObjectGroup
-        ///
-        /// <param name="part"></param>
-        /// <param name="light"></param>
-        /// <param name="color"></param>
-        /// <param name="intensity"></param>
-        /// <param name="radius"></param>
-        /// <param name="falloff"></param>
-        protected void SetPointLight(SceneObjectPart part, bool light, LSL_Vector color, float intensity, float radius, float falloff)
-        {
-            if (part == null)
-                return;
-
-            if (light)
-            {
-                part.Shape.LightEntry = true;
-                part.Shape.LightColorR = Util.Clip((float)color.x, 0.0f, 1.0f);
-                part.Shape.LightColorG = Util.Clip((float)color.y, 0.0f, 1.0f);
-                part.Shape.LightColorB = Util.Clip((float)color.z, 0.0f, 1.0f);
-                part.Shape.LightIntensity = Util.Clip((float)intensity, 0.0f, 1.0f);
-                part.Shape.LightRadius = Util.Clip((float)radius, 0.1f, 20.0f);
-                part.Shape.LightFalloff = Util.Clip((float)falloff, 0.01f, 2.0f);
-            }
-            else
-            {
-                part.Shape.LightEntry = false;
-            }
-
-            part.ParentGroup.HasGroupChanged = true;
-            part.ScheduleFullUpdate();
-        }
-
-        public LSL_Vector llGetColor(int face)
-        {
-            m_host.AddScriptLPS(1);
-            return GetColor(m_host, face);
-        }
-
-        protected LSL_Vector GetColor(SceneObjectPart part, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            Color4 texcolor;
-            LSL_Vector rgb = new LSL_Vector();
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                int i;
-
-                for (i = 0 ; i < GetNumberOfSides(part); i++)
-                {
-                    texcolor = tex.GetFace((uint)i).RGBA;
-                    rgb.x += texcolor.R;
-                    rgb.y += texcolor.G;
-                    rgb.z += texcolor.B;
-                }
-
-                rgb.x /= (float)GetNumberOfSides(part);
-                rgb.y /= (float)GetNumberOfSides(part);
-                rgb.z /= (float)GetNumberOfSides(part);
-
-                return rgb;
-            }
-
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                texcolor = tex.GetFace((uint)face).RGBA;
-                rgb.x = texcolor.R;
-                rgb.y = texcolor.G;
-                rgb.z = texcolor.B;
-
-                return rgb;
-            }
-            else
-            {
-                return new LSL_Vector();
-            }
-        }
-
-        public void llSetTexture(string texture, int face)
-        {
-            m_host.AddScriptLPS(1);
-            SetTexture(m_host, texture, face);
-            ScriptSleep(m_sleepMsOnSetTexture);
-        }
-
-        public void llSetLinkTexture(int linknumber, string texture, int face)
-        {
-            m_host.AddScriptLPS(1);
-
-            List<SceneObjectPart> parts = GetLinkParts(linknumber);
-
-            foreach (SceneObjectPart part in parts)
-              SetTexture(part, texture, face);
-
-            ScriptSleep(m_sleepMsOnSetLinkTexture);
-        }
-
-        protected void SetTexture(SceneObjectPart part, string texture, int face)
-        {
-            UUID textureID = new UUID();
-
-            textureID = ScriptUtils.GetAssetIdFromItemName(m_host, texture, (int)AssetType.Texture);
-            if (textureID == UUID.Zero)
-            {
-                if (!UUID.TryParse(texture, out textureID))
-                    return;
-            }
-
-            Primitive.TextureEntry tex = part.Shape.Textures;
-
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);
-                texface.TextureID = textureID;
-                tex.FaceTextures[face] = texface;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            else if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (uint i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].TextureID = textureID;
-                    }
-                }
-                tex.DefaultTexture.TextureID = textureID;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public void llScaleTexture(double u, double v, int face)
-        {
-            m_host.AddScriptLPS(1);
-
-            ScaleTexture(m_host, u, v, face);
-            ScriptSleep(m_sleepMsOnScaleTexture);
-        }
-
-        protected void ScaleTexture(SceneObjectPart part, double u, double v, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);
-                texface.RepeatU = (float)u;
-                texface.RepeatV = (float)v;
-                tex.FaceTextures[face] = texface;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (int i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].RepeatU = (float)u;
-                        tex.FaceTextures[i].RepeatV = (float)v;
-                    }
-                }
-                tex.DefaultTexture.RepeatU = (float)u;
-                tex.DefaultTexture.RepeatV = (float)v;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public void llOffsetTexture(double u, double v, int face)
-        {
-            m_host.AddScriptLPS(1);
-            OffsetTexture(m_host, u, v, face);
-            ScriptSleep(m_sleepMsOnOffsetTexture);
-        }
-
-        protected void OffsetTexture(SceneObjectPart part, double u, double v, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);
-                texface.OffsetU = (float)u;
-                texface.OffsetV = (float)v;
-                tex.FaceTextures[face] = texface;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (int i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].OffsetU = (float)u;
-                        tex.FaceTextures[i].OffsetV = (float)v;
-                    }
-                }
-                tex.DefaultTexture.OffsetU = (float)u;
-                tex.DefaultTexture.OffsetV = (float)v;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public void llRotateTexture(double rotation, int face)
-        {
-            m_host.AddScriptLPS(1);
-            RotateTexture(m_host, rotation, face);
-            ScriptSleep(m_sleepMsOnRotateTexture);
-        }
-
-        protected void RotateTexture(SceneObjectPart part, double rotation, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);
-                texface.Rotation = (float)rotation;
-                tex.FaceTextures[face] = texface;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                for (int i = 0; i < GetNumberOfSides(part); i++)
-                {
-                    if (tex.FaceTextures[i] != null)
-                    {
-                        tex.FaceTextures[i].Rotation = (float)rotation;
-                    }
-                }
-                tex.DefaultTexture.Rotation = (float)rotation;
-                part.UpdateTextureEntry(tex.GetBytes());
-                return;
-            }
-        }
-
-        public LSL_String llGetTexture(int face)
-        {
-            m_host.AddScriptLPS(1);
-            return GetTexture(m_host, face);
-        }
-
-        protected LSL_String GetTexture(SceneObjectPart part, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                face = 0;
-            }
-
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                Primitive.TextureEntryFace texface;
-                texface = tex.GetFace((uint)face);
-                string texture = texface.TextureID.ToString();
-
-                lock (part.TaskInventory)
-                {
-                    foreach (KeyValuePair<UUID, TaskInventoryItem> inv in part.TaskInventory)
-                    {
-                        if (inv.Value.AssetID == texface.TextureID)
-                        {
-                            texture = inv.Value.Name.ToString();
-                            break;
-                        }
-                    }
-                }
-
-                return texture;
-            }
-            else
-            {
-                return UUID.Zero.ToString();
-            }
-        }
-
-        public void llSetPos(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-
-            SetPos(m_host, pos, true);
-
-            ScriptSleep(m_sleepMsOnSetPos);
-        }
-
-        /// <summary>
-        /// Tries to move the entire object so that the root prim is within 0.1m of position. http://wiki.secondlife.com/wiki/LlSetRegionPos
-        /// Documentation indicates that the use of x/y coordinates up to 10 meters outside the bounds of a region will work but do not specify what happens if there is no adjacent region for the object to move into.
-        /// Uses the RegionSize constant here rather than hard-coding 266.0 to alert any developer modifying OpenSim to support variable-sized regions that this method will need tweaking.
-        /// </summary>
-        /// <param name="pos"></param>
-        /// <returns>1 if successful, 0 otherwise.</returns>
-        public LSL_Integer llSetRegionPos(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-
-            // BEGIN WORKAROUND
-            // IF YOU GET REGION CROSSINGS WORKING WITH THIS FUNCTION, REPLACE THE WORKAROUND.
-            //
-            // This workaround is to prevent silent failure of this function.
-            // According to the specification on the SL Wiki, providing a position outside of the
-            if (pos.x < 0 || pos.x > World.RegionInfo.RegionSizeX || pos.y < 0 || pos.y > World.RegionInfo.RegionSizeY)
-            {
-                return 0;
-            }
-            // END WORK AROUND
-            else if ( // this is not part of the workaround if-block because it's not related to the workaround.
-                IsPhysical() ||
-                m_host.ParentGroup.IsAttachment || // return FALSE if attachment
-                (
-                    pos.x < -10.0 || // return FALSE if more than 10 meters into a west-adjacent region.
-                    pos.x > (World.RegionInfo.RegionSizeX + 10) || // return FALSE if more than 10 meters into a east-adjacent region.
-                    pos.y < -10.0 || // return FALSE if more than 10 meters into a south-adjacent region.
-                    pos.y > (World.RegionInfo.RegionSizeY + 10) || // return FALSE if more than 10 meters into a north-adjacent region.
-                    pos.z > Constants.RegionHeight // return FALSE if altitude than 4096m
-                )
-            )
-            {
-                return 0;
-            }
-
-            // if we reach this point, then the object is not physical, it's not an attachment, and the destination is within the valid range.
-            // this could possibly be done in the above else-if block, but we're doing the check here to keep the code easier to read.
-
-            Vector3 objectPos = m_host.ParentGroup.RootPart.AbsolutePosition;
-            LandData here = World.GetLandData(objectPos);
-            LandData there = World.GetLandData(pos);
-
-            // we're only checking prim limits if it's moving to a different parcel under the assumption that if the object got onto the parcel without exceeding the prim limits.
-
-            bool sameParcel = here.GlobalID == there.GlobalID;
-
-            if (!sameParcel && !World.Permissions.CanRezObject(
-                m_host.ParentGroup.PrimCount, m_host.ParentGroup.OwnerID, pos))
-            {
-                return 0;
-            }
-
-            SetPos(m_host.ParentGroup.RootPart, pos, false);
-
-            return VecDist(pos, llGetRootPosition()) <= 0.1 ? 1 : 0;
-        }
-
-        // Capped movemment if distance > 10m (http://wiki.secondlife.com/wiki/LlSetPos)
-        // note linked setpos is capped "differently"
-        private LSL_Vector SetPosAdjust(LSL_Vector start, LSL_Vector end)
-        {
-            if (llVecDist(start, end) > 10.0f * m_ScriptDistanceFactor)
-                return start + m_ScriptDistanceFactor * 10.0f * llVecNorm(end - start);
-            else
-                return end;
-        }
-
-        protected LSL_Vector GetSetPosTarget(SceneObjectPart part, LSL_Vector targetPos, LSL_Vector fromPos)
-        {
-            if (part == null || part.ParentGroup == null || part.ParentGroup.IsDeleted)
-                return fromPos;
-
-            // Capped movemment if distance > 10m (http://wiki.secondlife.com/wiki/LlSetPos)
-
-
-            float ground = World.GetGroundHeight((float)targetPos.x, (float)targetPos.y);
-            bool disable_underground_movement = m_ScriptEngine.Config.GetBoolean("DisableUndergroundMovement", true);
-
-            if (part.ParentGroup.RootPart == part)
-            {
-                if ((targetPos.z < ground) && disable_underground_movement && m_host.ParentGroup.AttachmentPoint == 0)
-                    targetPos.z = ground;
-            }
-            LSL_Vector real_vec = SetPosAdjust(fromPos, targetPos);
-
-            return real_vec;
-        }
-
-        /// <summary>
-        /// set object position, optionally capping the distance.
-        /// </summary>
-        /// <param name="part"></param>
-        /// <param name="targetPos"></param>
-        /// <param name="adjust">if TRUE, will cap the distance to 10m.</param>
-        protected void SetPos(SceneObjectPart part, LSL_Vector targetPos, bool adjust)
-        {
-            // Capped movemment if distance > 10m (http://wiki.secondlife.com/wiki/LlSetPos)
-            LSL_Vector currentPos = GetPartLocalPos(part);
-
-            float ground = World.GetGroundHeight((float)targetPos.x, (float)targetPos.y);
-            bool disable_underground_movement = m_ScriptEngine.Config.GetBoolean("DisableUndergroundMovement", true);
-
-            if (part.ParentGroup.RootPart == part)
-            {
-                if ((targetPos.z < ground) && disable_underground_movement && m_host.ParentGroup.AttachmentPoint == 0)
-                    targetPos.z = ground;
-                SceneObjectGroup parent = part.ParentGroup;
-                parent.UpdateGroupPosition(!adjust ? targetPos :
-                    SetPosAdjust(currentPos, targetPos));
-            }
-            else
-            {
-                part.OffsetPosition = !adjust ? targetPos :
-                    SetPosAdjust(currentPos, targetPos);
-                SceneObjectGroup parent = part.ParentGroup;
-                parent.HasGroupChanged = true;
-                parent.ScheduleGroupForTerseUpdate();
-            }
-        }
-
-        public LSL_Vector llGetPos()
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.GetWorldPosition();
-        }
-
-        public LSL_Vector llGetLocalPos()
-        {
-            m_host.AddScriptLPS(1);
-            return GetPartLocalPos(m_host);
-        }
-
-        protected LSL_Vector GetPartLocalPos(SceneObjectPart part)
-        {
-            m_host.AddScriptLPS(1);
-
-            Vector3 pos;
-
-            if (!part.IsRoot)
-            {
-                pos = part.OffsetPosition;
-            }
-            else
-            {
-                if (part.ParentGroup.IsAttachment)
-                {
-                    pos = part.AttachedPos;
-                }
-                else
-                {
-                    pos = part.AbsolutePosition;
-                }
-            }
-
-//            m_log.DebugFormat("[LSL API]: Returning {0} in GetPartLocalPos()", pos);
-
-            return new LSL_Vector(pos);
-        }
-
-        public void llSetRot(LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-
-            // try to let this work as in SL...
-            if (m_host.ParentID == 0)
-            {
-                // special case: If we are root, rotate complete SOG to new rotation
-                SetRot(m_host, rot);
-            }
-            else
-            {
-                // we are a child. The rotation values will be set to the one of root modified by rot, as in SL. Don't ask.
-                SceneObjectPart rootPart = m_host.ParentGroup.RootPart;
-                if (rootPart != null) // better safe than sorry
-                {
-                    SetRot(m_host, rootPart.RotationOffset * (Quaternion)rot);
-                }
-            }
-
-            ScriptSleep(m_sleepMsOnSetRot);
-        }
-
-        public void llSetLocalRot(LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-            SetRot(m_host, rot);
-            ScriptSleep(m_sleepMsOnSetLocalRot);
-        }
-
-        protected void SetRot(SceneObjectPart part, Quaternion rot)
-        {
-            part.UpdateRotation(rot);
-            // Update rotation does not move the object in the physics scene if it's a linkset.
-
-//KF:  Do NOT use this next line if using ODE physics engine. This need a switch based on .ini Phys Engine type
-//          part.ParentGroup.AbsolutePosition = part.ParentGroup.AbsolutePosition;
-
-            // So, after thinking about this for a bit, the issue with the part.ParentGroup.AbsolutePosition = part.ParentGroup.AbsolutePosition line
-            // is it isn't compatible with vehicles because it causes the vehicle body to have to be broken down and rebuilt
-            // It's perfectly okay when the object is not an active physical body though.
-            // So, part.ParentGroup.ResetChildPrimPhysicsPositions(); does the thing that Kitto is warning against
-            // but only if the object is not physial and active.   This is important for rotating doors.
-            // without the absoluteposition = absoluteposition happening, the doors do not move in the physics
-            // scene
-            PhysicsActor pa = part.PhysActor;
-
-            if (pa != null && !pa.IsPhysical)
-            {
-                part.ParentGroup.ResetChildPrimPhysicsPositions();
-            }
-        }
-
-        /// <summary>
-        /// See http://lslwiki.net/lslwiki/wakka.php?wakka=ChildRotation
-        /// </summary>
-        public LSL_Rotation llGetRot()
-        {
-            // unlinked or root prim then use llRootRotation
-            // see llRootRotaion for references.
-            if (m_host.LinkNum == 0 || m_host.LinkNum == 1)
-            {
-                return llGetRootRotation();
-            }
-
-            m_host.AddScriptLPS(1);
-            Quaternion q = m_host.GetWorldRotation();
-            return new LSL_Rotation(q.X, q.Y, q.Z, q.W);
-        }
-
-        private LSL_Rotation GetPartRot(SceneObjectPart part)
-        {
-            Quaternion q;
-            if (part.LinkNum == 0 || part.LinkNum == 1) // unlinked or root prim
-            {
-                if (part.ParentGroup.AttachmentPoint != 0)
-                {
-                    ScenePresence avatar = World.GetScenePresence(part.ParentGroup.AttachedAvatar);
-                    if (avatar != null)
-                    {
-                        if ((avatar.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_MOUSELOOK) != 0)
-                            q = avatar.CameraRotation; // Mouselook
-                        else
-                            q = avatar.GetWorldRotation(); // Currently infrequently updated so may be inaccurate
-                    }
-                    else
-                        q = part.ParentGroup.GroupRotation; // Likely never get here but just in case
-                }
-                else
-                    q = part.ParentGroup.GroupRotation; // just the group rotation
-
-                return new LSL_Rotation(q);
-            }
-
-            return new LSL_Rotation(part.GetWorldRotation());
-        }
-
-        public LSL_Rotation llGetLocalRot()
-        {
-            m_host.AddScriptLPS(1);
-
-            return new LSL_Rotation(m_host.RotationOffset);
-        }
-
-        public void llSetForce(LSL_Vector force, int local)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                if (local != 0)
-                    force *= llGetRot();
-
-                m_host.ParentGroup.RootPart.SetForce(force);
-            }
-        }
-
-        public LSL_Vector llGetForce()
-        {
-            LSL_Vector force = new LSL_Vector(0.0, 0.0, 0.0);
-
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                force = m_host.ParentGroup.RootPart.GetForce();
-            }
-
-            return force;
-        }
-
-        public void llSetVelocity(LSL_Vector velocity, int local)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                if (local != 0)
-                    velocity *= llGetRot();
-
-                m_host.ParentGroup.RootPart.Velocity = velocity;
-            }
-        }
-
-        public void llSetAngularVelocity(LSL_Vector angularVelocity, int local)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                if (local != 0)
-                    angularVelocity *= llGetRot();
-
-                m_host.ParentGroup.RootPart.AngularVelocity = angularVelocity;
-            }
-        }
-
-        public LSL_Integer llTarget(LSL_Vector position, double range)
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.ParentGroup.registerTargetWaypoint(position,
-                (float)range);
-        }
-
-        public void llTargetRemove(int number)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.ParentGroup.unregisterTargetWaypoint(number);
-        }
-
-        public LSL_Integer llRotTarget(LSL_Rotation rot, double error)
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.ParentGroup.registerRotTargetWaypoint(rot, (float)error);
-        }
-
-        public void llRotTargetRemove(int number)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.ParentGroup.unregisterRotTargetWaypoint(number);
-        }
-
-        public void llMoveToTarget(LSL_Vector target, double tau)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.MoveToTarget(target, (float)tau);
-        }
-
-        public void llStopMoveToTarget()
-        {
-            m_host.AddScriptLPS(1);
-            m_host.StopMoveToTarget();
-        }
-
-        public void llApplyImpulse(LSL_Vector force, int local)
-        {
-            m_host.AddScriptLPS(1);
-            //No energy force yet
-            Vector3 v = force;
-            if (v.Length() > 20000.0f)
-            {
-                v.Normalize();
-                v = v * 20000.0f;
-            }
-            m_host.ApplyImpulse(v, local != 0);
-        }
-
-        public void llApplyRotationalImpulse(LSL_Vector force, int local)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.ApplyAngularImpulse(force, local != 0);
-        }
-
-        public void llSetTorque(LSL_Vector torque, int local)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.SetAngularImpulse(torque, local != 0);
-        }
-
-        public LSL_Vector llGetTorque()
-        {
-            m_host.AddScriptLPS(1);
-
-            return new LSL_Vector(m_host.ParentGroup.GetTorque());
-        }
-
-        public void llSetForceAndTorque(LSL_Vector force, LSL_Vector torque, int local)
-        {
-            m_host.AddScriptLPS(1);
-            llSetForce(force, local);
-            llSetTorque(torque, local);
-        }
-
-        public LSL_Vector llGetVel()
-        {
-            m_host.AddScriptLPS(1);
-
-            Vector3 vel;
-
-            if (m_host.ParentGroup.IsAttachment)
-            {
-                ScenePresence avatar = m_host.ParentGroup.Scene.GetScenePresence(m_host.ParentGroup.AttachedAvatar);
-                vel = avatar.GetWorldVelocity();
-            }
-            else
-            {
-                vel = m_host.Velocity;
-            }
-
-            return new LSL_Vector(vel);
-        }
-
-        public LSL_Vector llGetAccel()
-        {
-            m_host.AddScriptLPS(1);
-
-            return new LSL_Vector(m_host.Acceleration);
-        }
-
-        public LSL_Vector llGetOmega()
-        {
-            m_host.AddScriptLPS(1);
-
-            return new LSL_Vector(m_host.AngularVelocity);
-        }
-
-        public LSL_Float llGetTimeOfDay()
-        {
-            m_host.AddScriptLPS(1);
-            return (double)((DateTime.Now.TimeOfDay.TotalMilliseconds / 1000) % (3600 * 4));
-        }
-
-        public LSL_Float llGetWallclock()
-        {
-            m_host.AddScriptLPS(1);
-            return DateTime.Now.TimeOfDay.TotalSeconds;
-        }
-
-        public LSL_Float llGetTime()
-        {
-            m_host.AddScriptLPS(1);
-            TimeSpan ScriptTime = DateTime.Now - m_timer;
-            return (double)(ScriptTime.TotalMilliseconds / 1000);
-        }
-
-        public void llResetTime()
-        {
-            m_host.AddScriptLPS(1);
-            m_timer = DateTime.Now;
-        }
-
-        public LSL_Float llGetAndResetTime()
-        {
-            m_host.AddScriptLPS(1);
-            TimeSpan ScriptTime = DateTime.Now - m_timer;
-            m_timer = DateTime.Now;
-            return (double)(ScriptTime.TotalMilliseconds / 1000);
-        }
-
-        public void llSound(string sound, double volume, int queue, int loop)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llSound", "Use llPlaySound instead");
-        }
-
-        // Xantor 20080528 PlaySound updated so it accepts an objectinventory name -or- a key to a sound
-        // 20080530 Updated to remove code duplication
-        public void llPlaySound(string sound, double volume)
-        {
-            m_host.AddScriptLPS(1);
-
-            // send the sound, once, to all clients in range
-            if (m_SoundModule != null)
-            {
-                m_SoundModule.SendSound(
-                    m_host.UUID,
-                    ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), 
-                    volume, false, m_host.SoundQueueing ? (byte)SoundFlags.Queue : (byte)SoundFlags.None,
-                    0, false, false);
-            }
-        }
-
-        public void llLoopSound(string sound, double volume)
-        {
-            m_host.AddScriptLPS(1);
-            if (m_SoundModule != null)
-            {
-                m_SoundModule.LoopSound(m_host.UUID, ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound),
-                        volume, 20, false);
-            }
-        }
-
-        public void llLoopSoundMaster(string sound, double volume)
-        {
-            m_host.AddScriptLPS(1);
-            if (m_SoundModule != null)
-            {
-                m_SoundModule.LoopSound(m_host.UUID, ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound),
-                        volume, 20, true);
-            }
-        }
-
-        public void llLoopSoundSlave(string sound, double volume)
-        {
-            m_host.AddScriptLPS(1);
-            lock (m_host.ParentGroup.LoopSoundSlavePrims)
-            {
-                m_host.ParentGroup.LoopSoundSlavePrims.Add(m_host);
-            }
-        }
-
-        public void llPlaySoundSlave(string sound, double volume)
-        {
-            m_host.AddScriptLPS(1);
-
-            // send the sound, once, to all clients in range
-            if (m_SoundModule != null)
-            {
-                m_SoundModule.SendSound(m_host.UUID,
-                        ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), volume, false, 0,
-                        0, true, false);
-            }
-        }
-
-        public void llTriggerSound(string sound, double volume)
-        {
-            m_host.AddScriptLPS(1);
-            // send the sound, once, to all clients in rangeTrigger or play an attached sound in this part's inventory.
-            if (m_SoundModule != null)
-            {
-                m_SoundModule.SendSound(m_host.UUID,
-                        ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), volume, true, 0, 0,
-                        false, false);
-            }
-        }
-
-        public void llStopSound()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_SoundModule != null)
-                m_SoundModule.StopSound(m_host.UUID);
-        }
-
-        public void llPreloadSound(string sound)
-        {
-            m_host.AddScriptLPS(1);
-            if (m_SoundModule != null)
-                m_SoundModule.PreloadSound(m_host.UUID, ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound), 0);
-            ScriptSleep(m_sleepMsOnPreloadSound);
-        }
-
-        /// <summary>
-        /// Return a portion of the designated string bounded by
-        /// inclusive indices (start and end). As usual, the negative
-        /// indices, and the tolerance for out-of-bound values, makes
-        /// this more complicated than it might otherwise seem.
-        /// </summary>
-        public LSL_String llGetSubString(string src, int start, int end)
-        {
-            m_host.AddScriptLPS(1);
-
-            // Normalize indices (if negative).
-            // After normlaization they may still be
-            // negative, but that is now relative to
-            // the start, rather than the end, of the
-            // sequence.
-
-            if (start < 0)
-            {
-                start = src.Length+start;
-            }
-            if (end < 0)
-            {
-                end = src.Length+end;
-            }
-
-            // Conventional substring
-            if (start <= end)
-            {
-                // Implies both bounds are out-of-range.
-                if (end < 0 || start >= src.Length)
-                {
-                    return String.Empty;
-                }
-                // If end is positive, then it directly
-                // corresponds to the lengt of the substring
-                // needed (plus one of course). BUT, it
-                // must be within bounds.
-                if (end >= src.Length)
-                {
-                    end = src.Length-1;
-                }
-
-                if (start < 0)
-                {
-                    return src.Substring(0,end+1);
-                }
-                // Both indices are positive
-                return src.Substring(start, (end+1) - start);
-            }
-
-            // Inverted substring (end < start)
-            else
-            {
-                // Implies both indices are below the
-                // lower bound. In the inverted case, that
-                // means the entire string will be returned
-                // unchanged.
-                if (start < 0)
-                {
-                    return src;
-                }
-                // If both indices are greater than the upper
-                // bound the result may seem initially counter
-                // intuitive.
-                if (end >= src.Length)
-                {
-                    return src;
-                }
-
-                if (end < 0)
-                {
-                    if (start < src.Length)
-                    {
-                        return src.Substring(start);
-                    }
-                    else
-                    {
-                        return String.Empty;
-                    }
-                }
-                else
-                {
-                    if (start < src.Length)
-                    {
-                        return src.Substring(0,end+1) + src.Substring(start);
-                    }
-                    else
-                    {
-                        return src.Substring(0,end+1);
-                    }
-                }
-            }
-         }
-
-        /// <summary>
-        /// Delete substring removes the specified substring bounded
-        /// by the inclusive indices start and end. Indices may be
-        /// negative (indicating end-relative) and may be inverted,
-        /// i.e. end < start.
-        /// </summary>
-        public LSL_String llDeleteSubString(string src, int start, int end)
-        {
-            m_host.AddScriptLPS(1);
-
-            // Normalize indices (if negative).
-            // After normlaization they may still be
-            // negative, but that is now relative to
-            // the start, rather than the end, of the
-            // sequence.
-            if (start < 0)
-            {
-                start = src.Length+start;
-            }
-            if (end < 0)
-            {
-                end = src.Length+end;
-            }
-            // Conventionally delimited substring
-            if (start <= end)
-            {
-                // If both bounds are outside of the existing
-                // string, then return unchanges.
-                if (end < 0 || start >= src.Length)
-                {
-                    return src;
-                }
-                // At least one bound is in-range, so we
-                // need to clip the out-of-bound argument.
-                if (start < 0)
-                {
-                    start = 0;
-                }
-
-                if (end >= src.Length)
-                {
-                    end = src.Length-1;
-                }
-
-                return src.Remove(start,end-start+1);
-            }
-            // Inverted substring
-            else
-            {
-                // In this case, out of bounds means that
-                // the existing string is part of the cut.
-                if (start < 0 || end >= src.Length)
-                {
-                    return String.Empty;
-                }
-
-                if (end > 0)
-                {
-                    if (start < src.Length)
-                    {
-                        return src.Remove(start).Remove(0,end+1);
-                    }
-                    else
-                    {
-                        return src.Remove(0,end+1);
-                    }
-                }
-                else
-                {
-                    if (start < src.Length)
-                    {
-                        return src.Remove(start);
-                    }
-                    else
-                    {
-                        return src;
-                    }
-                }
-            }
-        }
-
-        /// <summary>
-        /// Insert string inserts the specified string identified by src
-        /// at the index indicated by index. Index may be negative, in
-        /// which case it is end-relative. The index may exceed either
-        /// string bound, with the result being a concatenation.
-        /// </summary>
-        public LSL_String llInsertString(string dest, int index, string src)
-        {
-            m_host.AddScriptLPS(1);
-
-            // Normalize indices (if negative).
-            // After normlaization they may still be
-            // negative, but that is now relative to
-            // the start, rather than the end, of the
-            // sequence.
-            if (index < 0)
-            {
-                index = dest.Length+index;
-
-                // Negative now means it is less than the lower
-                // bound of the string.
-
-                if (index < 0)
-                {
-                    return src+dest;
-                }
-
-            }
-
-            if (index >= dest.Length)
-            {
-                return dest+src;
-            }
-
-            // The index is in bounds.
-            // In this case the index refers to the index that will
-            // be assigned to the first character of the inserted string.
-            // So unlike the other string operations, we do not add one
-            // to get the correct string length.
-            return dest.Substring(0,index)+src+dest.Substring(index);
-
-        }
-
-        public LSL_String llToUpper(string src)
-        {
-            m_host.AddScriptLPS(1);
-            return src.ToUpper();
-        }
-
-        public LSL_String llToLower(string src)
-        {
-            m_host.AddScriptLPS(1);
-            return src.ToLower();
-        }
-
-        public void llGiveMoney(string destination, int amount)
-        {
-            Util.FireAndForget(x =>
-            {
-                m_host.AddScriptLPS(1);
-
-                if (m_item.PermsGranter == UUID.Zero)
-                    return;
-
-                if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_DEBIT) == 0)
-                {
-                    Error("llGiveMoney", "No permissions to give money");
-                    return;
-                }
-
-                UUID toID = new UUID();
-
-                if (!UUID.TryParse(destination, out toID))
-                {
-                    Error("llGiveMoney", "Bad key in llGiveMoney");
-                    return;
-                }
-
-                IMoneyModule money = World.RequestModuleInterface<IMoneyModule>();
-
-                if (money == null)
-                {
-                    NotImplemented("llGiveMoney");
-                    return;
-                }
-
-                money.ObjectGiveMoney(
-                    m_host.ParentGroup.RootPart.UUID, m_host.ParentGroup.RootPart.OwnerID, toID, amount);
-            }, null, "LSL_Api.llGiveMoney");
-        }
-
-        public void llMakeExplosion(int particles, double scale, double vel, double lifetime, double arc, string texture, LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llMakeExplosion", "Use llParticleSystem instead");
-            ScriptSleep(m_sleepMsOnMakeExplosion);
-        }
-
-        public void llMakeFountain(int particles, double scale, double vel, double lifetime, double arc, int bounce, string texture, LSL_Vector offset, double bounce_offset)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llMakeFountain", "Use llParticleSystem instead");
-            ScriptSleep(m_sleepMsOnMakeFountain);
-        }
-
-        public void llMakeSmoke(int particles, double scale, double vel, double lifetime, double arc, string texture, LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llMakeSmoke", "Use llParticleSystem instead");
-            ScriptSleep(m_sleepMsOnMakeSmoke);
-        }
-
-        public void llMakeFire(int particles, double scale, double vel, double lifetime, double arc, string texture, LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llMakeFire", "Use llParticleSystem instead");
-            ScriptSleep(m_sleepMsOnMakeFire);
-        }
-
-        public void llRezAtRoot(string inventory, LSL_Vector pos, LSL_Vector vel, LSL_Rotation rot, int param)
-        {
-            m_host.AddScriptLPS(1);
-
-            Util.FireAndForget(x =>
-            {
-                if (Double.IsNaN(rot.x) || Double.IsNaN(rot.y) || Double.IsNaN(rot.z) || Double.IsNaN(rot.s))
-                    return;
-
-                float dist = (float)llVecDist(llGetPos(), pos);
-
-                if (dist > m_ScriptDistanceFactor * 10.0f)
-                    return;
-
-                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(inventory);
-
-                if (item == null)
-                {
-                    Error("llRezAtRoot", "Can't find object '" + inventory + "'");
-                    return;
-                }
-
-                if (item.InvType != (int)InventoryType.Object)
-                {
-                    Error("llRezAtRoot", "Can't create requested object; object is missing from database");
-                    return;
-                }
-
-                // need the magnitude later
-                // float velmag = (float)Util.GetMagnitude(llvel);
-
-                List<SceneObjectGroup> new_groups = World.RezObject(m_host, item, pos, rot, vel, param);
-
-                // If either of these are null, then there was an unknown error.
-                if (new_groups == null)
-                    return;
-
-                foreach (SceneObjectGroup group in new_groups)
-                {
-                    // objects rezzed with this method are die_at_edge by default.
-                    group.RootPart.SetDieAtEdge(true);
-
-                    group.ResumeScripts();
-
-                    m_ScriptEngine.PostObjectEvent(m_host.LocalId, new EventParams(
-                            "object_rez", new Object[] {
-                            new LSL_String(
-                            group.RootPart.UUID.ToString()) },
-                            new DetectParams[0]));
-
-                    float groupmass = group.GetMass();
-
-                    PhysicsActor pa = group.RootPart.PhysActor;
-
-                    //Recoil.
-                    if (pa != null && pa.IsPhysical && (Vector3)vel != Vector3.Zero)
-                    {
-                        Vector3 recoil = -vel * groupmass * m_recoilScaleFactor;
-                        if (recoil != Vector3.Zero)
-                        {
-                            llApplyImpulse(recoil, 0);
-                        }
-                    }
-                    // Variable script delay? (see (http://wiki.secondlife.com/wiki/LSL_Delay)
-                }
-            }, null, "LSL_Api.llRezAtRoot");
-
-            //ScriptSleep((int)((groupmass * velmag) / 10));
-            ScriptSleep(m_sleepMsOnRezAtRoot);
-        }
-
-        public void llRezObject(string inventory, LSL_Vector pos, LSL_Vector vel, LSL_Rotation rot, int param)
-        {
-            llRezAtRoot(inventory, pos, vel, rot, param);
-        }
-
-        public void llLookAt(LSL_Vector target, double strength, double damping)
-        {
-            m_host.AddScriptLPS(1);
-            // Determine where we are looking from
-            LSL_Vector from = llGetPos();
-
-            // normalized direction to target
-            LSL_Vector dir = llVecNorm(target - from);
-            // use vertical to help compute left axis
-            LSL_Vector up = new LSL_Vector(0.0, 0.0, 1.0);
-            // find normalized left axis parallel to horizon
-            LSL_Vector left = llVecNorm(LSL_Vector.Cross(up, dir));
-            // make up orthogonal to left and dir
-            up = LSL_Vector.Cross(dir, left);
-
-            // compute rotation based on orthogonal axes
-            LSL_Rotation rot = new LSL_Rotation(0.0, 0.707107, 0.0, 0.707107) * llAxes2Rot(dir, left, up);
-
-            // Per discussion with Melanie, for non-physical objects llLookAt appears to simply
-            // set the rotation of the object, copy that behavior
-            PhysicsActor pa = m_host.PhysActor;
-
-            if (m_host.ParentGroup.IsAttachment || strength == 0 || pa == null || !pa.IsPhysical)
-            {
-                llSetRot(rot);
-            }
-            else
-            {
-                m_host.StartLookAt(rot, (float)strength, (float)damping);
-            }
-        }
-
-        public void llStopLookAt()
-        {
-            m_host.AddScriptLPS(1);
-            m_host.StopLookAt();
-        }
-
-        public void llSetTimerEvent(double sec)
-        {
-            if (sec != 0.0 && sec < m_MinTimerInterval)
-                sec = m_MinTimerInterval;
-            m_host.AddScriptLPS(1);
-            // Setting timer repeat
-            AsyncCommands.TimerPlugin.SetTimerEvent(m_host.LocalId, m_item.ItemID, sec);
-        }
-
-        public virtual void llSleep(double sec)
-        {
-//            m_log.Info("llSleep snoozing " + sec + "s.");
-            m_host.AddScriptLPS(1);
-
-            Sleep((int)(sec * 1000));
-        }
-
-        public LSL_Float llGetMass()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_host.ParentGroup.IsAttachment)
-            {
-                ScenePresence attachedAvatar = World.GetScenePresence(m_host.ParentGroup.AttachedAvatar);
-
-                if (attachedAvatar != null)
-                {
-                    return attachedAvatar.GetMass();
-                }
-                else
-                {
-                    return 0;
-                }
-            }
-            else
-            {
-                if (m_host.IsRoot)
-                {
-                    return m_host.ParentGroup.GetMass();
-                }
-                else
-                {
-                    return m_host.GetMass();
-                }
-            }
-        }
-
-        public LSL_Float llGetMassMKS()
-        {
-            // this is what the wiki says it does!
-            // http://wiki.secondlife.com/wiki/LlGetMassMKS
-            return llGetMass() * 100.0;
-        }
-
-        public void llCollisionFilter(string name, string id, int accept)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.CollisionFilter.Clear();
-            UUID objectID;
-
-            if (!UUID.TryParse(id, out objectID))
-                objectID = UUID.Zero;
-
-            if (objectID == UUID.Zero && name == "")
-                return;
-
-            m_host.CollisionFilter.Add(accept,objectID.ToString() + name);
-        }
-
-        public void llTakeControls(int controls, int accept, int pass_on)
-        {
-            if (m_item.PermsGranter != UUID.Zero)
-            {
-                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);
-
-                if (presence != null)
-                {
-                    if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) != 0)
-                    {
-                        presence.RegisterControlEventsToScript(controls, accept, pass_on, m_host.LocalId, m_item.ItemID);
-                    }
-                }
-            }
-
-            m_host.AddScriptLPS(1);
-        }
-
-        public void llReleaseControls()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_item.PermsGranter != UUID.Zero)
-            {
-                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);
-
-                if (presence != null)
-                {
-                    if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) != 0)
-                    {
-                        // Unregister controls from Presence
-                        presence.UnRegisterControlEventsToScript(m_host.LocalId, m_item.ItemID);
-                        // Remove Take Control permission.
-                        m_item.PermsMask &= ~ScriptBaseClass.PERMISSION_TAKE_CONTROLS;
-                    }
-                }
-            }
-        }
-
-        public void llReleaseURL(string url)
-        {
-            m_host.AddScriptLPS(1);
-            if (m_UrlModule != null)
-                m_UrlModule.ReleaseURL(url);
-        }
-
-        /// <summary>
-        /// Attach the object containing this script to the avatar that owns it.
-        /// </summary>
-        /// <param name='attachmentPoint'>
-        /// The attachment point (e.g. <see cref="OpenSim.Region.ScriptEngine.Shared.ScriptBase.ScriptBaseClass.ATTACH_CHEST">ATTACH_CHEST</see>)
-        /// </param>
-        /// <returns>true if the attach suceeded, false if it did not</returns>
-        public bool AttachToAvatar(int attachmentPoint)
-        {
-            SceneObjectGroup grp = m_host.ParentGroup;
-            ScenePresence presence = World.GetScenePresence(m_host.OwnerID);
-
-            IAttachmentsModule attachmentsModule = m_ScriptEngine.World.AttachmentsModule;
-
-            if (attachmentsModule != null)
-                return attachmentsModule.AttachObject(presence, grp, (uint)attachmentPoint, false, true, true);
-            else
-                return false;
-        }
-
-        /// <summary>
-        /// Detach the object containing this script from the avatar it is attached to.
-        /// </summary>
-        /// <remarks>
-        /// Nothing happens if the object is not attached.
-        /// </remarks>
-        public void DetachFromAvatar()
-        {
-            Util.FireAndForget(DetachWrapper, m_host, "LSL_Api.DetachFromAvatar");
-        }
-
-        private void DetachWrapper(object o)
-        {
-            if (World.AttachmentsModule != null)
-            {
-                SceneObjectPart host = (SceneObjectPart)o;
-                ScenePresence presence = World.GetScenePresence(host.OwnerID);
-                World.AttachmentsModule.DetachSingleAttachmentToInv(presence, host.ParentGroup);
-            }
-        }
-
-        public void llAttachToAvatar(int attachmentPoint)
-        {
-            m_host.AddScriptLPS(1);
-
-//            if (m_host.ParentGroup.RootPart.AttachmentPoint == 0)
-//                return;
-
-            if (m_item.PermsGranter != m_host.OwnerID)
-                return;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_ATTACH) != 0)
-                AttachToAvatar(attachmentPoint);
-        }
-
-        public void llDetachFromAvatar()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_host.ParentGroup.AttachmentPoint == 0)
-                return;
-
-            if (m_item.PermsGranter != m_host.OwnerID)
-                return;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_ATTACH) != 0)
-                DetachFromAvatar();
-        }
-
-        public void llTakeCamera(string avatar)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llTakeCamera", "Use llSetCameraParams instead");
-        }
-
-        public void llReleaseCamera(string avatar)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llReleaseCamera", "Use llClearCameraParams instead");
-        }
-
-        public LSL_String llGetOwner()
-        {
-            m_host.AddScriptLPS(1);
-
-            return m_host.OwnerID.ToString();
-        }
-
-        public void llInstantMessage(string user, string message)
-        {
-            m_host.AddScriptLPS(1);
-
-            // We may be able to use ClientView.SendInstantMessage here, but we need a client instance.
-            // InstantMessageModule.OnInstantMessage searches through a list of scenes for a client matching the toAgent,
-            // but I don't think we have a list of scenes available from here.
-            // (We also don't want to duplicate the code in OnInstantMessage if we can avoid it.)
-
-            // user is a UUID
-
-            // TODO: figure out values for client, fromSession, and imSessionID
-            // client.SendInstantMessage(m_host.UUID, fromSession, message, user, imSessionID, m_host.Name, AgentManager.InstantMessageDialog.MessageFromAgent, (uint)Util.UnixTimeSinceEpoch());
-
-            GridInstantMessage msg = new GridInstantMessage();
+/*

+ * Copyright (c) Contributors, http://opensimulator.org/

+ * See CONTRIBUTORS.TXT for a full list of copyright holders.

+ *

+ * Redistribution and use in source and binary forms, with or without

+ * modification, are permitted provided that the following conditions are met:

+ *     * Redistributions of source code must retain the above copyright

+ *       notice, this list of conditions and the following disclaimer.

+ *     * Redistributions in binary form must reproduce the above copyright

+ *       notice, this list of conditions and the following disclaimer in the

+ *       documentation and/or other materials provided with the distribution.

+ *     * Neither the name of the OpenSimulator Project nor the

+ *       names of its contributors may be used to endorse or promote products

+ *       derived from this software without specific prior written permission.

+ *

+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY

+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY

+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+ */

+

+using System;

+using System.Collections;

+using System.Collections.Generic;

+using System.Diagnostics;

+using System.Drawing;

+using System.Drawing.Imaging;

+using System.Runtime.Remoting.Lifetime;

+using System.Text;

+using System.Threading;

+using System.Text.RegularExpressions;

+using Nini.Config;

+using log4net;

+using OpenMetaverse;

+using OpenMetaverse.Assets;

+using OpenMetaverse.Packets;

+using OpenMetaverse.Rendering;

+using OpenSim;

+using OpenSim.Framework;

+

+using OpenSim.Region.CoreModules;

+using OpenSim.Region.CoreModules.World.Land;

+using OpenSim.Region.CoreModules.World.Terrain;

+using OpenSim.Region.Framework.Interfaces;

+using OpenSim.Region.Framework.Scenes;

+using OpenSim.Region.Framework.Scenes.Animation;

+using OpenSim.Region.Framework.Scenes.Scripting;

+using OpenSim.Region.Physics.Manager;

+using OpenSim.Region.ScriptEngine.Shared;

+using OpenSim.Region.ScriptEngine.Shared.Api.Plugins;

+using OpenSim.Region.ScriptEngine.Shared.ScriptBase;

+using OpenSim.Region.ScriptEngine.Interfaces;

+using OpenSim.Region.ScriptEngine.Shared.Api.Interfaces;

+using OpenSim.Services.Interfaces;

+using GridRegion = OpenSim.Services.Interfaces.GridRegion;

+using PresenceInfo = OpenSim.Services.Interfaces.PresenceInfo;

+using PrimType = OpenSim.Region.Framework.Scenes.PrimType;

+using AssetLandmark = OpenSim.Framework.AssetLandmark;

+using RegionFlags = OpenSim.Framework.RegionFlags;

+

+using LSL_Float = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLFloat;

+using LSL_Integer = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLInteger;

+using LSL_Key = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;

+using LSL_List = OpenSim.Region.ScriptEngine.Shared.LSL_Types.list;

+using LSL_Rotation = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Quaternion;

+using LSL_String = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;

+using LSL_Vector = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Vector3;

+using System.Reflection;

+using System.Linq;

+using PermissionMask = OpenSim.Framework.PermissionMask;

+

+namespace OpenSim.Region.ScriptEngine.Shared.Api

+{

+    // MUST be a ref type

+    public class UserInfoCacheEntry

+    {

+        public int time;

+        public UserAccount account;

+        public PresenceInfo pinfo;

+    }

+

+    /// <summary>

+    /// Contains all LSL ll-functions. This class will be in Default AppDomain.

+    /// </summary>

+    public class LSL_Api : MarshalByRefObject, ILSL_Api, IScriptApi

+    {

+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

+

+        public int LlRequestAgentDataCacheTimeoutMs { get; set; }

+

+        protected IScriptEngine m_ScriptEngine;

+        protected SceneObjectPart m_host;

+

+        /// <summary>

+        /// Used for script sleeps when we are using co-operative script termination.

+        /// </summary>

+        /// <remarks>null if co-operative script termination is not active</remarks>

+        WaitHandle m_coopSleepHandle;

+

+        /// <summary>

+        /// The timer used by the ScriptInstance to measure how long the script has executed.

+        /// </summary>

+        private Stopwatch m_executionTimer;

+

+        /// <summary>

+        /// The item that hosts this script

+        /// </summary>

+        protected TaskInventoryItem m_item;

+

+        protected bool throwErrorOnNotImplemented = false;

+        protected AsyncCommandManager AsyncCommands = null;

+        protected float m_ScriptDelayFactor = 1.0f;

+        protected float m_ScriptDistanceFactor = 1.0f;

+        protected float m_MinTimerInterval = 0.5f;

+        protected float m_recoilScaleFactor = 0.0f;

+

+        protected DateTime m_timer = DateTime.Now;

+        protected bool m_waitingForScriptAnswer = false;

+        protected bool m_automaticLinkPermission = false;

+        protected IMessageTransferModule m_TransferModule = null;

+        protected int m_notecardLineReadCharsMax = 255;

+        protected int m_scriptConsoleChannel = 0;

+        protected bool m_scriptConsoleChannelEnabled = false;

+        protected IUrlModule m_UrlModule = null;

+        protected Dictionary<UUID, UserInfoCacheEntry> m_userInfoCache = new Dictionary<UUID, UserInfoCacheEntry>();

+        protected int EMAIL_PAUSE_TIME = 20;  // documented delay value for smtp.

+        protected int m_sleepMsOnSetTexture = 200;

+        protected int m_sleepMsOnSetLinkTexture = 200;

+        protected int m_sleepMsOnScaleTexture = 200;

+        protected int m_sleepMsOnOffsetTexture = 200;

+        protected int m_sleepMsOnRotateTexture = 200;

+        protected int m_sleepMsOnSetPos = 200;

+        protected int m_sleepMsOnSetRot = 200;

+        protected int m_sleepMsOnSetLocalRot = 200;

+        protected int m_sleepMsOnPreloadSound = 1000;

+        protected int m_sleepMsOnMakeExplosion = 100;

+        protected int m_sleepMsOnMakeFountain = 100;

+        protected int m_sleepMsOnMakeSmoke = 100;

+        protected int m_sleepMsOnMakeFire = 100;

+        protected int m_sleepMsOnRezAtRoot = 100;

+        protected int m_sleepMsOnInstantMessage = 2000;

+        protected int m_sleepMsOnEmail = 20000;

+        protected int m_sleepMsOnCreateLink = 1000;

+        protected int m_sleepMsOnGiveInventory = 3000;

+        protected int m_sleepMsOnRequestAgentData = 100;

+        protected int m_sleepMsOnRequestInventoryData = 1000;

+        protected int m_sleepMsOnSetDamage = 5000;

+        protected int m_sleepMsOnTextBox = 1000;

+        protected int m_sleepMsOnAdjustSoundVolume = 100;

+        protected int m_sleepMsOnEjectFromLand = 5000;

+        protected int m_sleepMsOnAddToLandPassList = 100;

+        protected int m_sleepMsOnDialog = 1000;

+        protected int m_sleepMsOnRemoteLoadScript = 3000;

+        protected int m_sleepMsOnRemoteLoadScriptPin = 3000;

+        protected int m_sleepMsOnOpenRemoteDataChannel = 1000;

+        protected int m_sleepMsOnSendRemoteData = 3000;

+        protected int m_sleepMsOnRemoteDataReply = 3000;

+        protected int m_sleepMsOnCloseRemoteDataChannel = 1000;

+        protected int m_sleepMsOnSetPrimitiveParams = 200;

+        protected int m_sleepMsOnSetLinkPrimitiveParams = 200;

+        protected int m_sleepMsOnXorBase64Strings = 300;

+        protected int m_sleepMsOnSetParcelMusicURL = 2000;

+        protected int m_sleepMsOnGetPrimMediaParams = 1000;

+        protected int m_sleepMsOnGetLinkMedia = 1000;

+        protected int m_sleepMsOnSetPrimMediaParams = 1000;

+        protected int m_sleepMsOnSetLinkMedia = 1000;

+        protected int m_sleepMsOnClearPrimMedia = 1000;

+        protected int m_sleepMsOnClearLinkMedia = 1000;

+        protected int m_sleepMsOnRequestSimulatorData = 1000;

+        protected int m_sleepMsOnLoadURL = 10000;

+        protected int m_sleepMsOnParcelMediaCommandList = 2000;

+        protected int m_sleepMsOnParcelMediaQuery = 2000;

+        protected int m_sleepMsOnModPow = 1000;

+        protected int m_sleepMsOnSetPrimURL = 2000;

+        protected int m_sleepMsOnRefreshPrimURL = 20000;

+        protected int m_sleepMsOnMapDestination = 1000;

+        protected int m_sleepMsOnAddToLandBanList = 100;

+        protected int m_sleepMsOnRemoveFromLandPassList = 100;

+        protected int m_sleepMsOnRemoveFromLandBanList = 100;

+        protected int m_sleepMsOnResetLandBanList = 100;

+        protected int m_sleepMsOnResetLandPassList = 100;

+        protected int m_sleepMsOnGetParcelPrimOwners = 2000;

+        protected int m_sleepMsOnGetNumberOfNotecardLines = 100;

+        protected int m_sleepMsOnGetNotecardLine = 100;

+        protected string m_internalObjectHost = "lsl.opensim.local";

+        protected bool m_restrictEmail = false;

+        protected ISoundModule m_SoundModule = null;

+

+        protected float m_avatarHeightCorrection = 0.2f;

+        protected bool m_useSimpleBoxesInGetBoundingBox = false;

+        protected bool m_addStatsInGetBoundingBox = false;

+

+        //LSL Avatar Bounding Box (lABB), lower (1) and upper (2),

+        //standing (Std), Groundsitting (Grs), Sitting (Sit),

+        //along X, Y and Z axes, constants (0) and coefficients (1)

+        protected float m_lABB1StdX0 = -0.275f;

+        protected float m_lABB2StdX0 = 0.275f;

+        protected float m_lABB1StdY0 = -0.35f;

+        protected float m_lABB2StdY0 = 0.35f;

+        protected float m_lABB1StdZ0 = -0.1f;

+        protected float m_lABB1StdZ1 = -0.5f;

+        protected float m_lABB2StdZ0 = 0.1f;

+        protected float m_lABB2StdZ1 = 0.5f;

+        protected float m_lABB1GrsX0 = -0.3875f;

+        protected float m_lABB2GrsX0 = 0.3875f;

+        protected float m_lABB1GrsY0 = -0.5f;

+        protected float m_lABB2GrsY0 = 0.5f;

+        protected float m_lABB1GrsZ0 = -0.05f;

+        protected float m_lABB1GrsZ1 = -0.375f;

+        protected float m_lABB2GrsZ0 = 0.5f;

+        protected float m_lABB2GrsZ1 = 0.0f;

+        protected float m_lABB1SitX0 = -0.5875f;

+        protected float m_lABB2SitX0 = 0.1875f;

+        protected float m_lABB1SitY0 = -0.35f;

+        protected float m_lABB2SitY0 = 0.35f;

+        protected float m_lABB1SitZ0 = -0.35f;

+        protected float m_lABB1SitZ1 = -0.375f;

+        protected float m_lABB2SitZ0 = -0.25f;

+        protected float m_lABB2SitZ1 = 0.25f;

+

+        protected float m_primSafetyCoeffX = 2.414214f;

+        protected float m_primSafetyCoeffY = 2.414214f;

+        protected float m_primSafetyCoeffZ = 1.618034f;

+        protected bool m_useCastRayV3 = false;

+        protected float m_floatToleranceInCastRay = 0.00001f;

+        protected float m_floatTolerance2InCastRay = 0.001f;

+        protected DetailLevel m_primLodInCastRay = DetailLevel.Medium;

+        protected DetailLevel m_sculptLodInCastRay = DetailLevel.Medium;

+        protected DetailLevel m_meshLodInCastRay = DetailLevel.Highest;

+        protected DetailLevel m_avatarLodInCastRay = DetailLevel.Medium;

+        protected int m_maxHitsInCastRay = 16;

+        protected int m_maxHitsPerPrimInCastRay = 16;

+        protected int m_maxHitsPerObjectInCastRay = 16;

+        protected bool m_detectExitsInCastRay = false;

+        protected bool m_filterPartsInCastRay = false;

+        protected bool m_doAttachmentsInCastRay = false;

+        protected int m_msThrottleInCastRay = 200;

+        protected int m_msPerRegionInCastRay = 40;

+        protected int m_msPerAvatarInCastRay = 10;

+        protected int m_msMinInCastRay = 2;

+        protected int m_msMaxInCastRay = 40;

+        protected static List<CastRayCall> m_castRayCalls = new List<CastRayCall>();

+        protected bool m_useMeshCacheInCastRay = true;

+        protected static Dictionary<ulong, FacetedMesh> m_cachedMeshes = new Dictionary<ulong, FacetedMesh>();

+

+        //An array of HTTP/1.1 headers that are not allowed to be used

+        //as custom headers by llHTTPRequest.

+        private string[] HttpStandardHeaders =

+        {

+            "Accept", "Accept-Charset", "Accept-Encoding", "Accept-Language",

+            "Accept-Ranges", "Age", "Allow", "Authorization", "Cache-Control",

+            "Connection", "Content-Encoding", "Content-Language",

+            "Content-Length", "Content-Location", "Content-MD5",

+            "Content-Range", "Content-Type", "Date", "ETag", "Expect",

+            "Expires", "From", "Host", "If-Match", "If-Modified-Since",

+            "If-None-Match", "If-Range", "If-Unmodified-Since", "Last-Modified",

+            "Location", "Max-Forwards", "Pragma", "Proxy-Authenticate",

+            "Proxy-Authorization", "Range", "Referer", "Retry-After", "Server",

+            "TE", "Trailer", "Transfer-Encoding", "Upgrade", "User-Agent",

+            "Vary", "Via", "Warning", "WWW-Authenticate"

+        };

+

+        public void Initialize(

+            IScriptEngine scriptEngine, SceneObjectPart host, TaskInventoryItem item, WaitHandle coopSleepHandle,

+            Stopwatch executionTimer)

+        {

+            m_ScriptEngine = scriptEngine;

+            m_host = host;

+            m_item = item;

+            m_coopSleepHandle = coopSleepHandle;

+            m_executionTimer = executionTimer;

+

+            LoadConfig();

+

+            m_TransferModule =

+                    m_ScriptEngine.World.RequestModuleInterface<IMessageTransferModule>();

+            m_UrlModule = m_ScriptEngine.World.RequestModuleInterface<IUrlModule>();

+            m_SoundModule = m_ScriptEngine.World.RequestModuleInterface<ISoundModule>();

+

+            AsyncCommands = new AsyncCommandManager(m_ScriptEngine);

+        }

+

+        /// <summary>

+        /// Load configuration items that affect script, object and run-time behavior. */

+        /// </summary>

+        private void LoadConfig()

+        {

+            LlRequestAgentDataCacheTimeoutMs = 20000;

+

+            IConfig seConfig = m_ScriptEngine.Config;

+

+            if (seConfig != null)

+            {

+                m_ScriptDelayFactor =

+                    seConfig.GetFloat("ScriptDelayFactor", m_ScriptDelayFactor);

+                m_ScriptDistanceFactor =

+                    seConfig.GetFloat("ScriptDistanceLimitFactor", m_ScriptDistanceFactor);

+                m_MinTimerInterval =

+                    seConfig.GetFloat("MinTimerInterval", m_MinTimerInterval);

+                m_automaticLinkPermission =

+                    seConfig.GetBoolean("AutomaticLinkPermission", m_automaticLinkPermission);

+                m_notecardLineReadCharsMax =

+                    seConfig.GetInt("NotecardLineReadCharsMax", m_notecardLineReadCharsMax);

+

+                // Rezzing an object with a velocity can create recoil. This feature seems to have been

+                //    removed from recent versions of SL. The code computes recoil (vel*mass) and scales

+                //    it by this factor. May be zero to turn off recoil all together.

+                m_recoilScaleFactor = m_ScriptEngine.Config.GetFloat("RecoilScaleFactor", m_recoilScaleFactor);

+            }

+

+            if (m_notecardLineReadCharsMax > 65535)

+                m_notecardLineReadCharsMax = 65535;

+

+            // load limits for particular subsystems.

+            IConfigSource seConfigSource = m_ScriptEngine.ConfigSource;

+

+            if (seConfigSource != null)

+            {

+                IConfig lslConfig = seConfigSource.Configs["LL-Functions"];

+                if (lslConfig != null)

+                {

+                    m_restrictEmail = lslConfig.GetBoolean("RestrictEmail", m_restrictEmail);

+                    m_avatarHeightCorrection = lslConfig.GetFloat("AvatarHeightCorrection", m_avatarHeightCorrection);

+                    m_useSimpleBoxesInGetBoundingBox = lslConfig.GetBoolean("UseSimpleBoxesInGetBoundingBox", m_useSimpleBoxesInGetBoundingBox);

+                    m_addStatsInGetBoundingBox = lslConfig.GetBoolean("AddStatsInGetBoundingBox", m_addStatsInGetBoundingBox);

+                    m_lABB1StdX0 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingXconst", m_lABB1StdX0);

+                    m_lABB2StdX0 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingXconst", m_lABB2StdX0);

+                    m_lABB1StdY0 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingYconst", m_lABB1StdY0);

+                    m_lABB2StdY0 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingYconst", m_lABB2StdY0);

+                    m_lABB1StdZ0 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingZconst", m_lABB1StdZ0);

+                    m_lABB1StdZ1 = lslConfig.GetFloat("LowerAvatarBoundingBoxStandingZcoeff", m_lABB1StdZ1);

+                    m_lABB2StdZ0 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingZconst", m_lABB2StdZ0);

+                    m_lABB2StdZ1 = lslConfig.GetFloat("UpperAvatarBoundingBoxStandingZcoeff", m_lABB2StdZ1);

+                    m_lABB1GrsX0 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingXconst", m_lABB1GrsX0);

+                    m_lABB2GrsX0 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingXconst", m_lABB2GrsX0);

+                    m_lABB1GrsY0 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingYconst", m_lABB1GrsY0);

+                    m_lABB2GrsY0 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingYconst", m_lABB2GrsY0);

+                    m_lABB1GrsZ0 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingZconst", m_lABB1GrsZ0);

+                    m_lABB1GrsZ1 = lslConfig.GetFloat("LowerAvatarBoundingBoxGroundsittingZcoeff", m_lABB1GrsZ1);

+                    m_lABB2GrsZ0 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingZconst", m_lABB2GrsZ0);

+                    m_lABB2GrsZ1 = lslConfig.GetFloat("UpperAvatarBoundingBoxGroundsittingZcoeff", m_lABB2GrsZ1);

+                    m_lABB1SitX0 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingXconst", m_lABB1SitX0);

+                    m_lABB2SitX0 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingXconst", m_lABB2SitX0);

+                    m_lABB1SitY0 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingYconst", m_lABB1SitY0);

+                    m_lABB2SitY0 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingYconst", m_lABB2SitY0);

+                    m_lABB1SitZ0 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingZconst", m_lABB1SitZ0);

+                    m_lABB1SitZ1 = lslConfig.GetFloat("LowerAvatarBoundingBoxSittingZcoeff", m_lABB1SitZ1);

+                    m_lABB2SitZ0 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingZconst", m_lABB2SitZ0);

+                    m_lABB2SitZ1 = lslConfig.GetFloat("UpperAvatarBoundingBoxSittingZcoeff", m_lABB2SitZ1);

+                    m_primSafetyCoeffX = lslConfig.GetFloat("PrimBoundingBoxSafetyCoefficientX", m_primSafetyCoeffX);

+                    m_primSafetyCoeffY = lslConfig.GetFloat("PrimBoundingBoxSafetyCoefficientY", m_primSafetyCoeffY);

+                    m_primSafetyCoeffZ = lslConfig.GetFloat("PrimBoundingBoxSafetyCoefficientZ", m_primSafetyCoeffZ);

+                    m_useCastRayV3 = lslConfig.GetBoolean("UseLlCastRayV3", m_useCastRayV3);

+                    m_floatToleranceInCastRay = lslConfig.GetFloat("FloatToleranceInLlCastRay", m_floatToleranceInCastRay);

+                    m_floatTolerance2InCastRay = lslConfig.GetFloat("FloatTolerance2InLlCastRay", m_floatTolerance2InCastRay);

+                    m_primLodInCastRay = (DetailLevel)lslConfig.GetInt("PrimDetailLevelInLlCastRay", (int)m_primLodInCastRay);

+                    m_sculptLodInCastRay = (DetailLevel)lslConfig.GetInt("SculptDetailLevelInLlCastRay", (int)m_sculptLodInCastRay);

+                    m_meshLodInCastRay = (DetailLevel)lslConfig.GetInt("MeshDetailLevelInLlCastRay", (int)m_meshLodInCastRay);

+                    m_avatarLodInCastRay = (DetailLevel)lslConfig.GetInt("AvatarDetailLevelInLlCastRay", (int)m_avatarLodInCastRay);

+                    m_maxHitsInCastRay = lslConfig.GetInt("MaxHitsInLlCastRay", m_maxHitsInCastRay);

+                    m_maxHitsPerPrimInCastRay = lslConfig.GetInt("MaxHitsPerPrimInLlCastRay", m_maxHitsPerPrimInCastRay);

+                    m_maxHitsPerObjectInCastRay = lslConfig.GetInt("MaxHitsPerObjectInLlCastRay", m_maxHitsPerObjectInCastRay);

+                    m_detectExitsInCastRay = lslConfig.GetBoolean("DetectExitHitsInLlCastRay", m_detectExitsInCastRay);

+                    m_filterPartsInCastRay = lslConfig.GetBoolean("FilterPartsInLlCastRay", m_filterPartsInCastRay);

+                    m_doAttachmentsInCastRay = lslConfig.GetBoolean("DoAttachmentsInLlCastRay", m_doAttachmentsInCastRay);

+                    m_msThrottleInCastRay = lslConfig.GetInt("ThrottleTimeInMsInLlCastRay", m_msThrottleInCastRay);

+                    m_msPerRegionInCastRay = lslConfig.GetInt("AvailableTimeInMsPerRegionInLlCastRay", m_msPerRegionInCastRay);

+                    m_msPerAvatarInCastRay = lslConfig.GetInt("AvailableTimeInMsPerAvatarInLlCastRay", m_msPerAvatarInCastRay);

+                    m_msMinInCastRay = lslConfig.GetInt("RequiredAvailableTimeInMsInLlCastRay", m_msMinInCastRay);

+                    m_msMaxInCastRay = lslConfig.GetInt("MaximumAvailableTimeInMsInLlCastRay", m_msMaxInCastRay);

+                    m_useMeshCacheInCastRay = lslConfig.GetBoolean("UseMeshCacheInLlCastRay", m_useMeshCacheInCastRay);

+                }

+

+                IConfig smtpConfig = seConfigSource.Configs["SMTP"];

+                if (smtpConfig != null) 

+                {

+                    // there's an smtp config, so load in the snooze time.

+                    EMAIL_PAUSE_TIME = smtpConfig.GetInt("email_pause_time", EMAIL_PAUSE_TIME);

+

+                    m_internalObjectHost = smtpConfig.GetString("internal_object_host", m_internalObjectHost);

+                }

+            }

+            m_sleepMsOnEmail = EMAIL_PAUSE_TIME * 1000;

+        }

+

+        public override Object InitializeLifetimeService()

+        {

+            ILease lease = (ILease)base.InitializeLifetimeService();

+

+            if (lease.CurrentState == LeaseState.Initial)

+            {

+                lease.InitialLeaseTime = TimeSpan.FromMinutes(0);

+//                lease.RenewOnCallTime = TimeSpan.FromSeconds(10.0);

+//                lease.SponsorshipTimeout = TimeSpan.FromMinutes(1.0);

+            }

+            return lease;

+        }

+

+        protected virtual void ScriptSleep(int delay)

+        {

+            delay = (int)((float)delay * m_ScriptDelayFactor);

+            if (delay == 0)

+                return;

+

+            Sleep(delay);

+        }

+

+        protected virtual void Sleep(int delay)

+        {

+            if (m_executionTimer != null)

+                m_executionTimer.Stop();    // sleep time doesn't count as execution time, since it doesn't use the CPU

+            

+            try

+            {

+                if (m_coopSleepHandle == null)

+                    System.Threading.Thread.Sleep(delay);

+                else

+                    CheckForCoopTermination(delay);

+            }

+            finally

+            {

+                if (m_executionTimer != null)

+                    m_executionTimer.Start();

+            }

+        }

+

+        /// <summary>

+        /// Check for co-operative termination.

+        /// </summary>

+        /// <param name='delay'>If called with 0, then just the check is performed with no wait.</param>

+        protected virtual void CheckForCoopTermination(int delay)

+        {

+            if (m_coopSleepHandle.WaitOne(delay))

+                throw new ScriptCoopStopException();

+        }

+

+        public Scene World

+        {

+            get { return m_ScriptEngine.World; }

+        }

+

+        public void state(string newState)

+        {

+            m_ScriptEngine.SetState(m_item.ItemID, newState);

+        }

+

+        /// <summary>

+        /// Reset the named script. The script must be present

+        /// in the same prim.

+        /// </summary>

+        public void llResetScript()

+        {

+            m_host.AddScriptLPS(1);

+

+            // We need to tell the URL module, if we hav one, to release

+            // the allocated URLs

+            if (m_UrlModule != null)

+                m_UrlModule.ScriptRemoved(m_item.ItemID);

+

+            m_ScriptEngine.ApiResetScript(m_item.ItemID);

+        }

+

+        public void llResetOtherScript(string name)

+        {

+            UUID item;

+

+            m_host.AddScriptLPS(1);

+

+            if ((item = GetScriptByName(name)) != UUID.Zero)

+                m_ScriptEngine.ResetScript(item);

+            else

+                Error("llResetOtherScript", "Can't find script '" + name + "'");

+        }

+

+        public LSL_Integer llGetScriptState(string name)

+        {

+            UUID item;

+

+            m_host.AddScriptLPS(1);

+

+            if ((item = GetScriptByName(name)) != UUID.Zero)

+            {

+                return m_ScriptEngine.GetScriptState(item) ?1:0;

+            }

+

+            Error("llGetScriptState", "Can't find script '" + name + "'");

+

+            // If we didn't find it, then it's safe to

+            // assume it is not running.

+

+            return 0;

+        }

+

+        public void llSetScriptState(string name, int run)

+        {

+            UUID item;

+

+            m_host.AddScriptLPS(1);

+

+            // These functions are supposed to be robust,

+            // so get the state one step at a time.

+

+            if ((item = GetScriptByName(name)) != UUID.Zero)

+            {

+                m_ScriptEngine.SetScriptState(item, run == 0 ? false : true);

+            }

+            else

+            {

+                Error("llSetScriptState", "Can't find script '" + name + "'");

+            }

+        }

+

+        /// <summary>

+        /// Get a given link entity from a linkset (linked objects and any sitting avatars).

+        /// </summary>

+        /// <remarks>

+        /// If there are any ScenePresence's in the linkset (i.e. because they are sat upon one of the prims), then

+        /// these are counted as extra entities that correspond to linknums beyond the number of prims in the linkset.

+        /// The ScenePresences receive linknums in the order in which they sat.

+        /// </remarks>

+        /// <returns>

+        /// The link entity.  null if not found.

+        /// </returns>

+        /// <param name='part'></param>

+        /// <param name='linknum'>

+        /// Can be either a non-negative integer or ScriptBaseClass.LINK_THIS (-4).

+        /// If ScriptBaseClass.LINK_THIS then the entity containing the script is returned.

+        /// If the linkset has one entity and a linknum of zero is given, then the single entity is returned.  If any

+        /// positive integer is given in this case then null is returned.

+        /// If the linkset has more than one entity and a linknum greater than zero but equal to or less than the number

+        /// of entities, then the entity which corresponds to that linknum is returned.

+        /// Otherwise, if a positive linknum is given which is greater than the number of entities in the linkset, then

+        /// null is returned.

+        /// </param>

+        public ISceneEntity GetLinkEntity(SceneObjectPart part, int linknum)

+        {

+            if (linknum < 0)

+            {

+                if (linknum == ScriptBaseClass.LINK_THIS)

+                    return part;

+                else

+                    return null;

+            }

+

+            int actualPrimCount = part.ParentGroup.PrimCount;

+            List<ScenePresence> sittingAvatars = part.ParentGroup.GetSittingAvatars();

+            int adjustedPrimCount = actualPrimCount + sittingAvatars.Count;

+

+            // Special case for a single prim.  In this case the linknum is zero.  However, this will not match a single

+            // prim that has any avatars sat upon it (in which case the root prim is link 1).

+            if (linknum == 0)

+            {

+                if (actualPrimCount == 1 && sittingAvatars.Count == 0)

+                    return part;

+

+                return null;

+            }

+            // Special case to handle a single prim with sitting avatars.  GetLinkPart() would only match zero but

+            // here we must match 1 (ScriptBaseClass.LINK_ROOT).

+            else if (linknum == ScriptBaseClass.LINK_ROOT && actualPrimCount == 1)

+            {

+                if (sittingAvatars.Count > 0)

+                    return part.ParentGroup.RootPart;

+                else

+                    return null;

+            }

+            else if (linknum <= adjustedPrimCount)

+            {

+                if (linknum <= actualPrimCount)

+                {

+                    return part.ParentGroup.GetLinkNumPart(linknum);

+                }

+                else

+                {

+                    return sittingAvatars[linknum - actualPrimCount - 1];

+                }

+            }

+            else

+            {

+                return null;

+            }

+        }

+

+        public List<SceneObjectPart> GetLinkParts(int linkType)

+        {

+            return GetLinkParts(m_host, linkType);

+        }

+

+        public static List<SceneObjectPart> GetLinkParts(SceneObjectPart part, int linkType)

+        {

+            List<SceneObjectPart> ret = new List<SceneObjectPart>();

+            ret.Add(part);

+

+            switch (linkType)

+            {

+            case ScriptBaseClass.LINK_SET:

+                return new List<SceneObjectPart>(part.ParentGroup.Parts);

+

+            case ScriptBaseClass.LINK_ROOT:

+                ret = new List<SceneObjectPart>();

+                ret.Add(part.ParentGroup.RootPart);

+                return ret;

+

+            case ScriptBaseClass.LINK_ALL_OTHERS:

+                ret = new List<SceneObjectPart>(part.ParentGroup.Parts);

+

+                if (ret.Contains(part))

+                    ret.Remove(part);

+

+                return ret;

+

+            case ScriptBaseClass.LINK_ALL_CHILDREN:

+                ret = new List<SceneObjectPart>(part.ParentGroup.Parts);

+

+                if (ret.Contains(part.ParentGroup.RootPart))

+                    ret.Remove(part.ParentGroup.RootPart);

+                return ret;

+

+            case ScriptBaseClass.LINK_THIS:

+                return ret;

+

+            default:

+                if (linkType < 0)

+                    return new List<SceneObjectPart>();

+

+                SceneObjectPart target = part.ParentGroup.GetLinkNumPart(linkType);

+                if (target == null)

+                    return new List<SceneObjectPart>();

+                ret = new List<SceneObjectPart>();

+                ret.Add(target);

+                return ret;

+            }

+        }

+

+        public List<ISceneEntity> GetLinkEntities(int linkType)

+        {

+            return GetLinkEntities(m_host, linkType);

+        }

+

+        public List<ISceneEntity> GetLinkEntities(SceneObjectPart part, int linkType)

+        {

+            List<ISceneEntity> ret;

+

+            switch (linkType)

+            {

+                case ScriptBaseClass.LINK_SET:

+                    return new List<ISceneEntity>(part.ParentGroup.Parts);

+

+                case ScriptBaseClass.LINK_ROOT:

+                    return new List<ISceneEntity>() { part.ParentGroup.RootPart };

+

+                case ScriptBaseClass.LINK_ALL_OTHERS:

+                    ret = new List<ISceneEntity>(part.ParentGroup.Parts);

+

+                    if (ret.Contains(part))

+                        ret.Remove(part);

+

+                    return ret;

+

+                case ScriptBaseClass.LINK_ALL_CHILDREN:

+                    ret = new List<ISceneEntity>(part.ParentGroup.Parts);

+

+                    if (ret.Contains(part.ParentGroup.RootPart))

+                        ret.Remove(part.ParentGroup.RootPart);

+

+                    return ret;

+

+                case ScriptBaseClass.LINK_THIS:

+                    return new List<ISceneEntity>() { part };

+

+                default:

+                    if (linkType < 0)

+                        return new List<ISceneEntity>();

+

+                    ISceneEntity target = GetLinkEntity(part, linkType);

+                    if (target == null)

+                        return new List<ISceneEntity>();

+

+                    return new List<ISceneEntity>() { target };

+            }

+        }

+

+        //These are the implementations of the various ll-functions used by the LSL scripts.

+        public LSL_Float llSin(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Sin(f);

+        }

+

+        public LSL_Float llCos(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Cos(f);

+        }

+

+        public LSL_Float llTan(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Tan(f);

+        }

+

+        public LSL_Float llAtan2(double x, double y)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Atan2(x, y);

+        }

+

+        public LSL_Float llSqrt(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Sqrt(f);

+        }

+

+        public LSL_Float llPow(double fbase, double fexponent)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Pow(fbase, fexponent);

+        }

+

+        public LSL_Integer llAbs(int i)

+        {

+            // changed to replicate LSL behaviour whereby minimum int value is returned untouched.

+            m_host.AddScriptLPS(1);

+            if (i == Int32.MinValue)

+                return i;

+            else

+                return (int)Math.Abs(i);

+        }

+

+        public LSL_Float llFabs(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Abs(f);

+        }

+

+        public LSL_Float llFrand(double mag)

+        {

+            m_host.AddScriptLPS(1);

+

+            return Util.RandomClass.NextDouble() * mag;

+        }

+

+        public LSL_Integer llFloor(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (int)Math.Floor(f);

+        }

+

+        public LSL_Integer llCeil(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (int)Math.Ceiling(f);

+        }

+

+        // Xantor 01/May/2008 fixed midpointrounding (2.5 becomes 3.0 instead of 2.0, default = ToEven)

+        public LSL_Integer llRound(double f)

+        {

+            m_host.AddScriptLPS(1);

+            return (int)Math.Round(f, MidpointRounding.AwayFromZero);

+        }

+

+        //This next group are vector operations involving squaring and square root. ckrinke

+        public LSL_Float llVecMag(LSL_Vector v)

+        {

+            m_host.AddScriptLPS(1);

+            return LSL_Vector.Mag(v);

+        }

+

+        public LSL_Vector llVecNorm(LSL_Vector v)

+        {

+            m_host.AddScriptLPS(1);

+            return LSL_Vector.Norm(v);

+        }

+

+        private double VecDist(LSL_Vector a, LSL_Vector b)

+        {

+            double dx = a.x - b.x;

+            double dy = a.y - b.y;

+            double dz = a.z - b.z;

+            return Math.Sqrt(dx * dx + dy * dy + dz * dz);

+        }

+

+        public LSL_Float llVecDist(LSL_Vector a, LSL_Vector b)

+        {

+            m_host.AddScriptLPS(1);

+            return VecDist(a, b);

+        }

+

+        //Now we start getting into quaternions which means sin/cos, matrices and vectors. ckrinke

+

+        /// <summary>

+        /// Convert an LSL rotation to a Euler vector.

+        /// </summary>

+        /// <remarks>

+        /// Using algorithm based off http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToEuler/quat_2_euler_paper_ver2-1.pdf

+        /// to avoid issues with singularity and rounding with Y rotation of +/- PI/2

+        /// </remarks>

+        /// <param name="r"></param>

+        /// <returns></returns>

+        public LSL_Vector llRot2Euler(LSL_Rotation r)

+        {

+            m_host.AddScriptLPS(1);

+

+            LSL_Vector v = new LSL_Vector(0.0, 0.0, 1.0) * r;   // Z axis unit vector unaffected by Z rotation component of r.

+            double m = LSL_Vector.Mag(v);                       // Just in case v isn't normalized, need magnitude for Asin() operation later.

+            if (m == 0.0) return new LSL_Vector();

+            double x = Math.Atan2(-v.y, v.z);

+            double sin = v.x / m;

+            if (sin < -0.999999 || sin > 0.999999) x = 0.0;     // Force X rotation to 0 at the singularities.

+            double y = Math.Asin(sin);

+            // Rotate X axis unit vector by r and unwind the X and Y rotations leaving only the Z rotation

+            v = new LSL_Vector(1.0, 0.0, 0.0) * ((r * new LSL_Rotation(Math.Sin(-x / 2.0), 0.0, 0.0, Math.Cos(-x / 2.0))) * new LSL_Rotation(0.0, Math.Sin(-y / 2.0), 0.0, Math.Cos(-y / 2.0)));

+            double z = Math.Atan2(v.y, v.x);

+

+            return new LSL_Vector(x, y, z);

+        }

+

+        /* From wiki:

+        The Euler angle vector (in radians) is converted to a rotation by doing the rotations around the 3 axes

+        in Z, Y, X order. So llEuler2Rot(<1.0, 2.0, 3.0> * DEG_TO_RAD) generates a rotation by taking the zero rotation,

+        a vector pointing along the X axis, first rotating it 3 degrees around the global Z axis, then rotating the resulting

+        vector 2 degrees around the global Y axis, and finally rotating that 1 degree around the global X axis.

+        */

+

+        /* How we arrived at this llEuler2Rot

+         *

+         * Experiment in SL to determine conventions:

+         *   llEuler2Rot(<PI,0,0>)=<1,0,0,0>

+         *   llEuler2Rot(<0,PI,0>)=<0,1,0,0>

+         *   llEuler2Rot(<0,0,PI>)=<0,0,1,0>

+         *

+         * Important facts about Quaternions

+         *  - multiplication is non-commutative (a*b != b*a)

+         *  - http://en.wikipedia.org/wiki/Quaternion#Basis_multiplication

+         *

+         * Above SL experiment gives (c1,c2,c3,s1,s2,s3 as defined in our llEuler2Rot):

+         *   Qx = c1+i*s1

+         *   Qy = c2+j*s2;

+         *   Qz = c3+k*s3;

+         *

+         * Rotations applied in order (from above) Z, Y, X

+         * Q = (Qz * Qy) * Qx

+         * ((c1+i*s1)*(c2+j*s2))*(c3+k*s3)

+         * (c1*c2+i*s1*c2+j*c1*s2+ij*s1*s2)*(c3+k*s3)

+         * (c1*c2+i*s1*c2+j*c1*s2+k*s1*s2)*(c3+k*s3)

+         * c1*c2*c3+i*s1*c2*c3+j*c1*s2*c3+k*s1*s2*c3+k*c1*c2*s3+ik*s1*c2*s3+jk*c1*s2*s3+kk*s1*s2*s3

+         * c1*c2*c3+i*s1*c2*c3+j*c1*s2*c3+k*s1*s2*c3+k*c1*c2*s3 -j*s1*c2*s3 +i*c1*s2*s3   -s1*s2*s3

+         * regroup: x=i*(s1*c2*c3+c1*s2*s3)

+         *          y=j*(c1*s2*c3-s1*c2*s3)

+         *          z=k*(s1*s2*c3+c1*c2*s3)

+         *          s=   c1*c2*c3-s1*s2*s3

+         *

+         * This implementation agrees with the functions found here:

+         * http://lslwiki.net/lslwiki/wakka.php?wakka=LibraryRotationFunctions

+         * And with the results in SL.

+         *

+         * It's also possible to calculate llEuler2Rot by direct multiplication of

+         * the Qz, Qy, and Qx vectors (as above - and done in the "accurate" function

+         * from the wiki).

+         * Apparently in some cases this is better from a numerical precision perspective?

+         */

+

+        public LSL_Rotation llEuler2Rot(LSL_Vector v)

+        {

+            m_host.AddScriptLPS(1);

+

+            double x,y,z,s;

+

+            double c1 = Math.Cos(v.x * 0.5);

+            double c2 = Math.Cos(v.y * 0.5);

+            double c3 = Math.Cos(v.z * 0.5);

+            double s1 = Math.Sin(v.x * 0.5);

+            double s2 = Math.Sin(v.y * 0.5);

+            double s3 = Math.Sin(v.z * 0.5);

+

+            x = s1 * c2 * c3 + c1 * s2 * s3;

+            y = c1 * s2 * c3 - s1 * c2 * s3;

+            z = s1 * s2 * c3 + c1 * c2 * s3;

+            s = c1 * c2 * c3 - s1 * s2 * s3;

+

+            return new LSL_Rotation(x, y, z, s);

+        }

+

+        public LSL_Rotation llAxes2Rot(LSL_Vector fwd, LSL_Vector left, LSL_Vector up)

+        {

+            m_host.AddScriptLPS(1);

+            double s;

+            double tr = fwd.x + left.y + up.z + 1.0;

+

+            if (tr >= 1.0)

+            {

+                s = 0.5 / Math.Sqrt(tr);

+                return new LSL_Rotation(

+                        (left.z - up.y) * s,

+                        (up.x - fwd.z) * s,

+                        (fwd.y - left.x) * s,

+                        0.25 / s);

+            }

+            else

+            {

+                double max = (left.y > up.z) ? left.y : up.z;

+

+                if (max < fwd.x)

+                {

+                    s = Math.Sqrt(fwd.x - (left.y + up.z) + 1.0);

+                    double x = s * 0.5;

+                    s = 0.5 / s;

+                    return new LSL_Rotation(

+                            x,

+                            (fwd.y + left.x) * s,

+                            (up.x + fwd.z) * s,

+                            (left.z - up.y) * s);

+                }

+                else if (max == left.y)

+                {

+                    s = Math.Sqrt(left.y - (up.z + fwd.x) + 1.0);

+                    double y = s * 0.5;

+                    s = 0.5 / s;

+                    return new LSL_Rotation(

+                            (fwd.y + left.x) * s,

+                            y,

+                            (left.z + up.y) * s,

+                            (up.x - fwd.z) * s);

+                }

+                else

+                {

+                    s = Math.Sqrt(up.z - (fwd.x + left.y) + 1.0);

+                    double z = s * 0.5;

+                    s = 0.5 / s;

+                    return new LSL_Rotation(

+                            (up.x + fwd.z) * s,

+                            (left.z + up.y) * s,

+                            z,

+                            (fwd.y - left.x) * s);

+                }

+            }

+        }

+

+        public LSL_Vector llRot2Fwd(LSL_Rotation r)

+        {

+            m_host.AddScriptLPS(1);

+

+            double x, y, z, m;

+

+            m = r.x * r.x + r.y * r.y + r.z * r.z + r.s * r.s;

+            // m is always greater than zero

+            // if m is not equal to 1 then Rotation needs to be normalized

+            if (Math.Abs(1.0 - m) > 0.000001) // allow a little slop here for calculation precision

+            {

+                m = 1.0 / Math.Sqrt(m);

+                r.x *= m;

+                r.y *= m;

+                r.z *= m;

+                r.s *= m;

+            }

+

+            // Fast Algebric Calculations instead of Vectors & Quaternions Product

+            x = r.x * r.x - r.y * r.y - r.z * r.z + r.s * r.s;

+            y = 2 * (r.x * r.y + r.z * r.s);

+            z = 2 * (r.x * r.z - r.y * r.s);

+            return (new LSL_Vector(x, y, z));

+        }

+

+        public LSL_Vector llRot2Left(LSL_Rotation r)

+        {

+            m_host.AddScriptLPS(1);

+

+            double x, y, z, m;

+

+            m = r.x * r.x + r.y * r.y + r.z * r.z + r.s * r.s;

+            // m is always greater than zero

+            // if m is not equal to 1 then Rotation needs to be normalized

+            if (Math.Abs(1.0 - m) > 0.000001) // allow a little slop here for calculation precision

+            {

+                m = 1.0 / Math.Sqrt(m);

+                r.x *= m;

+                r.y *= m;

+                r.z *= m;

+                r.s *= m;

+            }

+

+            // Fast Algebric Calculations instead of Vectors & Quaternions Product

+            x = 2 * (r.x * r.y - r.z * r.s);

+            y = -r.x * r.x + r.y * r.y - r.z * r.z + r.s * r.s;

+            z = 2 * (r.x * r.s + r.y * r.z);

+            return (new LSL_Vector(x, y, z));

+        }

+

+        public LSL_Vector llRot2Up(LSL_Rotation r)

+        {

+            m_host.AddScriptLPS(1);

+            double x, y, z, m;

+

+            m = r.x * r.x + r.y * r.y + r.z * r.z + r.s * r.s;

+            // m is always greater than zero

+            // if m is not equal to 1 then Rotation needs to be normalized

+            if (Math.Abs(1.0 - m) > 0.000001) // allow a little slop here for calculation precision

+            {

+                m = 1.0 / Math.Sqrt(m);

+                r.x *= m;

+                r.y *= m;

+                r.z *= m;

+                r.s *= m;

+            }

+

+            // Fast Algebric Calculations instead of Vectors & Quaternions Product

+            x = 2 * (r.x * r.z + r.y * r.s);

+            y = 2 * (-r.x * r.s + r.y * r.z);

+            z = -r.x * r.x - r.y * r.y + r.z * r.z + r.s * r.s;

+            return (new LSL_Vector(x, y, z));

+        }

+

+        public LSL_Rotation llRotBetween(LSL_Vector a, LSL_Vector b)

+        {

+            //A and B should both be normalized

+            m_host.AddScriptLPS(1);

+            LSL_Rotation rotBetween;

+            // Check for zero vectors. If either is zero, return zero rotation. Otherwise,

+            // continue calculation.

+            if (a == new LSL_Vector(0.0f, 0.0f, 0.0f) || b == new LSL_Vector(0.0f, 0.0f, 0.0f))

+            {

+                rotBetween = new LSL_Rotation(0.0f, 0.0f, 0.0f, 1.0f);

+            }

+            else

+            {

+                a = LSL_Vector.Norm(a);

+                b = LSL_Vector.Norm(b);

+                double dotProduct = LSL_Vector.Dot(a, b);

+                // There are two degenerate cases possible. These are for vectors 180 or

+                // 0 degrees apart. These have to be detected and handled individually.

+                //

+                // Check for vectors 180 degrees apart.

+                // A dot product of -1 would mean the angle between vectors is 180 degrees.

+                if (dotProduct < -0.9999999f)

+                {

+                    // First assume X axis is orthogonal to the vectors.

+                    LSL_Vector orthoVector = new LSL_Vector(1.0f, 0.0f, 0.0f);

+                    orthoVector = orthoVector - a * (a.x / LSL_Vector.Dot(a, a));

+                    // Check for near zero vector. A very small non-zero number here will create

+                    // a rotation in an undesired direction.

+                    if (LSL_Vector.Mag(orthoVector) > 0.0001)

+                    {

+                        rotBetween = new LSL_Rotation(orthoVector.x, orthoVector.y, orthoVector.z, 0.0f);

+                    }

+                    // If the magnitude of the vector was near zero, then assume the X axis is not

+                    // orthogonal and use the Z axis instead.

+                    else

+                    {

+                        // Set 180 z rotation.

+                        rotBetween = new LSL_Rotation(0.0f, 0.0f, 1.0f, 0.0f);

+                    }

+                }

+                // Check for parallel vectors.

+                // A dot product of 1 would mean the angle between vectors is 0 degrees.

+                else if (dotProduct > 0.9999999f)

+                {

+                    // Set zero rotation.

+                    rotBetween = new LSL_Rotation(0.0f, 0.0f, 0.0f, 1.0f);

+                }

+                else

+                {

+                    // All special checks have been performed so get the axis of rotation.

+                    LSL_Vector crossProduct = LSL_Vector.Cross(a, b);

+                    // Quarternion s value is the length of the unit vector + dot product.

+                    double qs = 1.0 + dotProduct;

+                    rotBetween = new LSL_Rotation(crossProduct.x, crossProduct.y, crossProduct.z, qs);

+                    // Normalize the rotation.

+                    double mag = LSL_Rotation.Mag(rotBetween);

+                    // We shouldn't have to worry about a divide by zero here. The qs value will be

+                    // non-zero because we already know if we're here, then the dotProduct is not -1 so

+                    // qs will not be zero. Also, we've already handled the input vectors being zero so the

+                    // crossProduct vector should also not be zero.

+                    rotBetween.x = rotBetween.x / mag;

+                    rotBetween.y = rotBetween.y / mag;

+                    rotBetween.z = rotBetween.z / mag;

+                    rotBetween.s = rotBetween.s / mag;

+                    // Check for undefined values and set zero rotation if any found. This code might not actually be required

+                    // any longer since zero vectors are checked for at the top.

+                    if (Double.IsNaN(rotBetween.x) || Double.IsNaN(rotBetween.y) || Double.IsNaN(rotBetween.z) || Double.IsNaN(rotBetween.s))

+                    {

+                        rotBetween = new LSL_Rotation(0.0f, 0.0f, 0.0f, 1.0f);

+                    }

+                }

+            }

+            return rotBetween;

+        }

+

+        public void llWhisper(int channelID, string text)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (text.Length > 1023)

+                text = text.Substring(0, 1023);

+

+            World.SimChat(Utils.StringToBytes(text),

+                          ChatTypeEnum.Whisper, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);

+

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                wComm.DeliverMessage(ChatTypeEnum.Whisper, channelID, m_host.Name, m_host.UUID, text);

+        }

+

+        public void llSay(int channelID, string text)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_scriptConsoleChannelEnabled && (channelID == m_scriptConsoleChannel))

+            {

+                Console.WriteLine(text);

+            }

+            else

+            {

+                if (text.Length > 1023)

+                    text = text.Substring(0, 1023);

+

+                World.SimChat(Utils.StringToBytes(text),

+                              ChatTypeEnum.Say, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);

+

+                IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+                if (wComm != null)

+                    wComm.DeliverMessage(ChatTypeEnum.Say, channelID, m_host.Name, m_host.UUID, text);

+            }

+        }

+

+        public void llShout(int channelID, string text)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (text.Length > 1023)

+                text = text.Substring(0, 1023);

+

+            World.SimChat(Utils.StringToBytes(text),

+                          ChatTypeEnum.Shout, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, true);

+

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                wComm.DeliverMessage(ChatTypeEnum.Shout, channelID, m_host.Name, m_host.UUID, text);

+        }

+

+        public void llRegionSay(int channelID, string text)

+        {

+            if (channelID == 0)

+            {

+                Error("llRegionSay", "Cannot use on channel 0");

+                return;

+            }

+

+            if (text.Length > 1023)

+                text = text.Substring(0, 1023);

+

+            m_host.AddScriptLPS(1);

+

+            World.SimChat(Utils.StringToBytes(text),

+                          ChatTypeEnum.Region, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);

+

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                wComm.DeliverMessage(ChatTypeEnum.Region, channelID, m_host.Name, m_host.UUID, text);

+        }

+

+        public void  llRegionSayTo(string target, int channel, string msg)

+        {

+            if (msg.Length > 1023)

+                msg = msg.Substring(0, 1023);

+

+            m_host.AddScriptLPS(1);

+

+            if (channel == ScriptBaseClass.DEBUG_CHANNEL)

+            {

+                return;

+            }

+

+            UUID TargetID;

+            UUID.TryParse(target, out TargetID);

+

+            World.SimChatToAgent(TargetID, Utils.StringToBytes(msg),

+                          channel, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, true);

+

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                wComm.DeliverMessageTo(TargetID, channel, m_host.AbsolutePosition, m_host.Name, m_host.UUID, msg);

+        }

+

+        public LSL_Integer llListen(int channelID, string name, string ID, string msg)

+        {

+            m_host.AddScriptLPS(1);

+            UUID keyID;

+            UUID.TryParse(ID, out keyID);

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                return wComm.Listen(m_host.LocalId, m_item.ItemID, m_host.UUID, channelID, name, keyID, msg);

+            else

+                return -1;

+        }

+

+        public void llListenControl(int number, int active)

+        {

+            m_host.AddScriptLPS(1);

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                wComm.ListenControl(m_item.ItemID, number, active);

+        }

+

+        public void llListenRemove(int number)

+        {

+            m_host.AddScriptLPS(1);

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+                wComm.ListenRemove(m_item.ItemID, number);

+        }

+

+        public void llSensor(string name, string id, int type, double range, double arc)

+        {

+            m_host.AddScriptLPS(1);

+            UUID keyID = UUID.Zero;

+            UUID.TryParse(id, out keyID);

+

+            AsyncCommands.SensorRepeatPlugin.SenseOnce(m_host.LocalId, m_item.ItemID, name, keyID, type, range, arc, m_host);

+       }

+

+        public void llSensorRepeat(string name, string id, int type, double range, double arc, double rate)

+        {

+            m_host.AddScriptLPS(1);

+            UUID keyID = UUID.Zero;

+            UUID.TryParse(id, out keyID);

+

+            AsyncCommands.SensorRepeatPlugin.SetSenseRepeatEvent(m_host.LocalId, m_item.ItemID, name, keyID, type, range, arc, rate, m_host);

+        }

+

+        public void llSensorRemove()

+        {

+            m_host.AddScriptLPS(1);

+            AsyncCommands.SensorRepeatPlugin.UnSetSenseRepeaterEvents(m_host.LocalId, m_item.ItemID);

+        }

+

+        public string resolveName(UUID objecUUID)

+        {

+            // try avatar username surname

+            UserAccount account = World.UserAccountService.GetUserAccount(World.RegionInfo.ScopeID, objecUUID);

+            if (account != null)

+            {

+                string avatarname = account.Name;

+                return avatarname;

+            }

+            // try an scene object

+            SceneObjectPart SOP = World.GetSceneObjectPart(objecUUID);

+            if (SOP != null)

+            {

+                string objectname = SOP.Name;

+                return objectname;

+            }

+

+            EntityBase SensedObject;

+            World.Entities.TryGetValue(objecUUID, out SensedObject);

+

+            if (SensedObject == null)

+            {

+                IGroupsModule groups = World.RequestModuleInterface<IGroupsModule>();

+                if (groups != null)

+                {

+                    GroupRecord gr = groups.GetGroupRecord(objecUUID);

+                    if (gr != null)

+                        return gr.GroupName;

+                }

+                return String.Empty;

+            }

+

+            return SensedObject.Name;

+        }

+

+        public LSL_String llDetectedName(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return String.Empty;

+            return detectedParams.Name;

+        }

+

+        public LSL_String llDetectedKey(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return String.Empty;

+            return detectedParams.Key.ToString();

+        }

+

+        public LSL_String llDetectedOwner(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return String.Empty;

+            return detectedParams.Owner.ToString();

+        }

+

+        public LSL_Integer llDetectedType(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return 0;

+            return new LSL_Integer(detectedParams.Type);

+        }

+

+        public LSL_Vector llDetectedPos(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return new LSL_Vector();

+            return detectedParams.Position;

+        }

+

+        public LSL_Vector llDetectedVel(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return new LSL_Vector();

+            return detectedParams.Velocity;

+        }

+

+        public LSL_Vector llDetectedGrab(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams parms = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (parms == null)

+                return new LSL_Vector(0, 0, 0);

+

+            return parms.OffsetPos;

+        }

+

+        public LSL_Rotation llDetectedRot(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return new LSL_Rotation();

+            return detectedParams.Rotation;

+        }

+

+        public LSL_Integer llDetectedGroup(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (detectedParams == null)

+                return new LSL_Integer(0);

+            if (m_host.GroupID == detectedParams.Group)

+                return new LSL_Integer(1);

+            return new LSL_Integer(0);

+        }

+

+        public LSL_Integer llDetectedLinkNumber(int number)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams parms = m_ScriptEngine.GetDetectParams(m_item.ItemID, number);

+            if (parms == null)

+                return new LSL_Integer(0);

+

+            return new LSL_Integer(parms.LinkNum);

+        }

+

+        /// <summary>

+        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchBinormal for details

+        /// </summary>

+        public LSL_Vector llDetectedTouchBinormal(int index)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);

+            if (detectedParams == null)

+                return new LSL_Vector();

+            return detectedParams.TouchBinormal;

+        }

+

+        /// <summary>

+        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchFace for details

+        /// </summary>

+        public LSL_Integer llDetectedTouchFace(int index)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);

+            if (detectedParams == null)

+                return new LSL_Integer(-1);

+            return new LSL_Integer(detectedParams.TouchFace);

+        }

+

+        /// <summary>

+        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchNormal for details

+        /// </summary>

+        public LSL_Vector llDetectedTouchNormal(int index)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);

+            if (detectedParams == null)

+                return new LSL_Vector();

+            return detectedParams.TouchNormal;

+        }

+

+        /// <summary>

+        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchPos for details

+        /// </summary>

+        public LSL_Vector llDetectedTouchPos(int index)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);

+            if (detectedParams == null)

+                return new LSL_Vector();

+            return detectedParams.TouchPos;

+        }

+

+        /// <summary>

+        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchST for details

+        /// </summary>

+        public LSL_Vector llDetectedTouchST(int index)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);

+            if (detectedParams == null)

+                return new LSL_Vector(-1.0, -1.0, 0.0);

+            return detectedParams.TouchST;

+        }

+

+        /// <summary>

+        /// See http://wiki.secondlife.com/wiki/LlDetectedTouchUV for details

+        /// </summary>

+        public LSL_Vector llDetectedTouchUV(int index)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, index);

+            if (detectedParams == null)

+                return new LSL_Vector(-1.0, -1.0, 0.0);

+            return detectedParams.TouchUV;

+        }

+

+        public virtual void llDie()

+        {

+            m_host.AddScriptLPS(1);

+            throw new SelfDeleteException();

+        }

+

+        public LSL_Float llGround(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            Vector3 pos = m_host.GetWorldPosition() + (Vector3)offset;

+

+            //Get the slope normal.  This gives us the equation of the plane tangent to the slope.

+            LSL_Vector vsn = llGroundNormal(offset);

+

+            // Clamp to valid position

+            if (pos.X < 0)

+                pos.X = 0;

+            else if (pos.X >= World.Heightmap.Width)

+                pos.X = World.Heightmap.Width - 1;

+            if (pos.Y < 0)

+                pos.Y = 0;

+            else if (pos.Y >= World.Heightmap.Height)

+                pos.Y = World.Heightmap.Height - 1;

+

+            //Get the height for the integer coordinates from the Heightmap

+            float baseheight = (float)World.Heightmap[(int)pos.X, (int)pos.Y];

+

+            //Calculate the difference between the actual coordinates and the integer coordinates

+            float xdiff = pos.X - (float)((int)pos.X);

+            float ydiff = pos.Y - (float)((int)pos.Y);

+

+            //Use the equation of the tangent plane to adjust the height to account for slope

+

+            return (((vsn.x * xdiff) + (vsn.y * ydiff)) / (-1 * vsn.z)) + baseheight;

+        }

+

+        public LSL_Float llCloud(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            float cloudCover = 0f;

+            ICloudModule module = World.RequestModuleInterface<ICloudModule>();

+            if (module != null)

+            {

+                Vector3 pos = m_host.GetWorldPosition();

+                int x = (int)(pos.X + offset.x);

+                int y = (int)(pos.Y + offset.y);

+

+                cloudCover = module.CloudCover(x, y, 0);

+

+            }

+            return cloudCover;

+        }

+

+        public LSL_Vector llWind(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            LSL_Vector wind = new LSL_Vector(0, 0, 0);

+            IWindModule module = World.RequestModuleInterface<IWindModule>();

+            if (module != null)

+            {

+                Vector3 pos = m_host.GetWorldPosition();

+                int x = (int)(pos.X + offset.x);

+                int y = (int)(pos.Y + offset.y);

+

+                Vector3 windSpeed = module.WindSpeed(x, y, 0);

+

+                wind.x = windSpeed.X;

+                wind.y = windSpeed.Y;

+            }

+            return wind;

+        }

+

+        public void llSetStatus(int status, int value)

+        {

+            m_host.AddScriptLPS(1);

+

+            int statusrotationaxis = 0;

+

+            if ((status & ScriptBaseClass.STATUS_PHYSICS) == ScriptBaseClass.STATUS_PHYSICS)

+            {

+                if (value != 0)

+                {

+                    SceneObjectGroup group = m_host.ParentGroup;

+                    bool allow = true;

+

+                    foreach (SceneObjectPart part in group.Parts)

+                    {

+                        if (part.Scale.X > World.m_maxPhys || part.Scale.Y > World.m_maxPhys || part.Scale.Z > World.m_maxPhys)

+                        {

+                            allow = false;

+                            break;

+                        }

+                    }

+

+                    if (!allow)

+                        return;

+

+                    m_host.ScriptSetPhysicsStatus(true);

+                }

+                else

+                {

+                    m_host.ScriptSetPhysicsStatus(false);

+                }

+            }

+

+            if ((status & ScriptBaseClass.STATUS_PHANTOM) == ScriptBaseClass.STATUS_PHANTOM)

+            {

+                m_host.ParentGroup.ScriptSetPhantomStatus(value != 0);

+            }

+

+            if ((status & ScriptBaseClass.STATUS_CAST_SHADOWS) == ScriptBaseClass.STATUS_CAST_SHADOWS)

+            {

+                m_host.AddFlag(PrimFlags.CastShadows);

+            }

+

+            if ((status & ScriptBaseClass.STATUS_ROTATE_X) == ScriptBaseClass.STATUS_ROTATE_X)

+            {

+                statusrotationaxis |= ScriptBaseClass.STATUS_ROTATE_X;

+            }

+

+            if ((status & ScriptBaseClass.STATUS_ROTATE_Y) == ScriptBaseClass.STATUS_ROTATE_Y)

+            {

+                statusrotationaxis |= ScriptBaseClass.STATUS_ROTATE_Y;

+            }

+

+            if ((status & ScriptBaseClass.STATUS_ROTATE_Z) == ScriptBaseClass.STATUS_ROTATE_Z)

+            {

+                statusrotationaxis |= ScriptBaseClass.STATUS_ROTATE_Z;

+            }

+

+            if ((status & ScriptBaseClass.STATUS_BLOCK_GRAB) == ScriptBaseClass.STATUS_BLOCK_GRAB)

+                m_host.BlockGrab = value != 0;

+

+            if ((status & ScriptBaseClass.STATUS_BLOCK_GRAB_OBJECT) == ScriptBaseClass.STATUS_BLOCK_GRAB_OBJECT)

+                m_host.ParentGroup.BlockGrabOverride = value != 0;

+

+            if ((status & ScriptBaseClass.STATUS_DIE_AT_EDGE) == ScriptBaseClass.STATUS_DIE_AT_EDGE)

+            {

+                if (value != 0)

+                    m_host.SetDieAtEdge(true);

+                else

+                    m_host.SetDieAtEdge(false);

+            }

+

+            if ((status & ScriptBaseClass.STATUS_RETURN_AT_EDGE) == ScriptBaseClass.STATUS_RETURN_AT_EDGE)

+            {

+                if (value != 0)

+                    m_host.SetReturnAtEdge(true);

+                else

+                    m_host.SetReturnAtEdge(false);

+            }

+

+            if ((status & ScriptBaseClass.STATUS_SANDBOX) == ScriptBaseClass.STATUS_SANDBOX)

+            {

+                if (value != 0)

+                    m_host.SetStatusSandbox(true);

+                else

+                    m_host.SetStatusSandbox(false);

+            }

+

+            if (statusrotationaxis != 0)

+            {

+                m_host.SetAxisRotation(statusrotationaxis, value);

+            }

+        }

+

+        private bool IsPhysical()

+        {

+            return ((m_host.GetEffectiveObjectFlags() & (uint)PrimFlags.Physics) == (uint)PrimFlags.Physics);

+        }

+

+        public LSL_Integer llGetStatus(int status)

+        {

+            m_host.AddScriptLPS(1);

+            // m_log.Debug(m_host.ToString() + " status is " + m_host.GetEffectiveObjectFlags().ToString());

+            switch (status)

+            {

+                case ScriptBaseClass.STATUS_PHYSICS:

+                    return IsPhysical() ? 1 : 0;

+

+                case ScriptBaseClass.STATUS_PHANTOM:

+                    if ((m_host.GetEffectiveObjectFlags() & (uint)PrimFlags.Phantom) == (uint)PrimFlags.Phantom)

+                    {

+                        return 1;

+                    }

+                    return 0;

+

+                case ScriptBaseClass.STATUS_CAST_SHADOWS:

+                    if ((m_host.GetEffectiveObjectFlags() & (uint)PrimFlags.CastShadows) == (uint)PrimFlags.CastShadows)

+                    {

+                        return 1;

+                    }

+                    return 0;

+

+                case ScriptBaseClass.STATUS_BLOCK_GRAB:

+                    return m_host.BlockGrab ? 1 : 0;

+

+                case ScriptBaseClass.STATUS_BLOCK_GRAB_OBJECT:

+                    return m_host.ParentGroup.BlockGrabOverride ? 1 : 0;

+

+                case ScriptBaseClass.STATUS_DIE_AT_EDGE:

+                    if (m_host.GetDieAtEdge())

+                        return 1;

+                    else

+                        return 0;

+

+                case ScriptBaseClass.STATUS_RETURN_AT_EDGE:

+                    if (m_host.GetReturnAtEdge())

+                        return 1;

+                    else

+                        return 0;

+

+                case ScriptBaseClass.STATUS_ROTATE_X:

+                    // if (m_host.GetAxisRotation(2) != 0)

+                    if (m_host.GetAxisRotation((int)SceneObjectGroup.axisSelect.STATUS_ROTATE_X) != 0)

+                        return 1;

+                    else

+                        return 0;

+

+                case ScriptBaseClass.STATUS_ROTATE_Y:

+                    if (m_host.GetAxisRotation((int)SceneObjectGroup.axisSelect.STATUS_ROTATE_Y) != 0)

+                        return 1;

+                    else

+                        return 0;

+

+                case ScriptBaseClass.STATUS_ROTATE_Z:

+                    if (m_host.GetAxisRotation((int)SceneObjectGroup.axisSelect.STATUS_ROTATE_Z) != 0)

+                        return 1;

+                    else

+                        return 0;

+

+                case ScriptBaseClass.STATUS_SANDBOX:

+                    if (m_host.GetStatusSandbox())

+                        return 1;

+                    else

+                        return 0;

+            }

+            return 0;

+        }

+

+        public void llSetScale(LSL_Vector scale)

+        {

+            m_host.AddScriptLPS(1);

+            SetScale(m_host, scale);

+        }

+

+        protected void SetScale(SceneObjectPart part, LSL_Vector scale)

+        {

+            // TODO: this needs to trigger a persistance save as well

+            if (part == null || part.ParentGroup.IsDeleted)

+                return;

+

+            // First we need to check whether or not we need to clamp the size of a physics-enabled prim

+            PhysicsActor pa = part.ParentGroup.RootPart.PhysActor;

+            if (pa != null && pa.IsPhysical)

+            {

+                scale.x = Math.Max(World.m_minPhys, Math.Min(World.m_maxPhys, scale.x));

+                scale.y = Math.Max(World.m_minPhys, Math.Min(World.m_maxPhys, scale.y));

+                scale.z = Math.Max(World.m_minPhys, Math.Min(World.m_maxPhys, scale.z));

+            }

+            else

+            {

+                // If not physical, then we clamp the scale to the non-physical min/max

+                scale.x = Math.Max(World.m_minNonphys, Math.Min(World.m_maxNonphys, scale.x));

+                scale.y = Math.Max(World.m_minNonphys, Math.Min(World.m_maxNonphys, scale.y));

+                scale.z = Math.Max(World.m_minNonphys, Math.Min(World.m_maxNonphys, scale.z));

+            }

+

+            Vector3 tmp = part.Scale;

+            tmp.X = (float)scale.x;

+            tmp.Y = (float)scale.y;

+            tmp.Z = (float)scale.z;

+            part.Scale = tmp;

+            part.SendFullUpdateToAllClients();

+        }

+

+        public LSL_Vector llGetScale()

+        {

+            m_host.AddScriptLPS(1);

+            return new LSL_Vector(m_host.Scale.X, m_host.Scale.Y, m_host.Scale.Z);

+        }

+

+        public void llSetClickAction(int action)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.ClickAction = (byte)action;

+            m_host.ParentGroup.HasGroupChanged = true;

+            m_host.ScheduleFullUpdate();

+            return;

+        }

+

+        public void llSetColor(LSL_Vector color, int face)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (face == ScriptBaseClass.ALL_SIDES)

+                face = SceneObjectPart.ALL_SIDES;

+

+            m_host.SetFaceColorAlpha(face, color, null);

+        }

+

+        public void llSetContentType(LSL_Key id, LSL_Integer type)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_UrlModule == null)

+                return;

+

+            // Make sure the content type is text/plain to start with

+            m_UrlModule.HttpContentType(new UUID(id), "text/plain");

+

+            // Is the object owner online and in the region

+            ScenePresence agent = World.GetScenePresence(m_host.ParentGroup.OwnerID);

+            if (agent == null || agent.IsChildAgent)

+                return;  // Fail if the owner is not in the same region

+

+            // Is it the embeded browser?

+            string userAgent = m_UrlModule.GetHttpHeader(new UUID(id), "user-agent");

+            if (userAgent.IndexOf("SecondLife") < 0)

+                return; // Not the embedded browser. Is this check good enough?

+

+            // Use the IP address of the client and check against the request

+            // seperate logins from the same IP will allow all of them to get non-text/plain as long

+            // as the owner is in the region. Same as SL!

+            string logonFromIPAddress = agent.ControllingClient.RemoteEndPoint.Address.ToString();

+            string requestFromIPAddress = m_UrlModule.GetHttpHeader(new UUID(id), "remote_addr");

+            //m_log.Debug("IP from header='" + requestFromIPAddress + "' IP from endpoint='" + logonFromIPAddress + "'");

+            if (requestFromIPAddress == null || requestFromIPAddress.Trim() == "")

+                return;

+            if (logonFromIPAddress == null || logonFromIPAddress.Trim() == "")

+                return;

+

+            // If the request isnt from the same IP address then the request cannot be from the owner

+            if (!requestFromIPAddress.Trim().Equals(logonFromIPAddress.Trim()))

+                return;

+

+            switch (type)

+            {

+                case ScriptBaseClass.CONTENT_TYPE_HTML:

+                    m_UrlModule.HttpContentType(new UUID(id), "text/html");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_XML:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/xml");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_XHTML:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/xhtml+xml");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_ATOM:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/atom+xml");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_JSON:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/json");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_LLSD:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/llsd+xml");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_FORM:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/x-www-form-urlencoded");

+                    break;

+                case ScriptBaseClass.CONTENT_TYPE_RSS:

+                    m_UrlModule.HttpContentType(new UUID(id), "application/rss+xml");

+                    break;

+                default:

+                    m_UrlModule.HttpContentType(new UUID(id), "text/plain");

+                    break;

+            }

+        }

+

+        public void SetTexGen(SceneObjectPart part, int face,int style)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            MappingType textype;

+            textype = MappingType.Default;

+            if (style == (int)ScriptBaseClass.PRIM_TEXGEN_PLANAR)

+                textype = MappingType.Planar;

+

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                tex.CreateFace((uint) face);

+                tex.FaceTextures[face].TexMapType = textype;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            else if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (uint i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].TexMapType = textype;

+                    }

+                    tex.DefaultTexture.TexMapType = textype;

+                }

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public void SetGlow(SceneObjectPart part, int face, float glow)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                tex.CreateFace((uint) face);

+                tex.FaceTextures[face].Glow = glow;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            else if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (uint i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].Glow = glow;

+                    }

+                    tex.DefaultTexture.Glow = glow;

+                }

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public void SetShiny(SceneObjectPart part, int face, int shiny, Bumpiness bump)

+        {

+

+            Shininess sval = new Shininess();

+

+            switch (shiny)

+            {

+            case 0:

+                sval = Shininess.None;

+                break;

+            case 1:

+                sval = Shininess.Low;

+                break;

+            case 2:

+                sval = Shininess.Medium;

+                break;

+            case 3:

+                sval = Shininess.High;

+                break;

+            default:

+                sval = Shininess.None;

+                break;

+            }

+

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                tex.CreateFace((uint) face);

+                tex.FaceTextures[face].Shiny = sval;

+                tex.FaceTextures[face].Bump = bump;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            else if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (uint i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].Shiny = sval;

+                        tex.FaceTextures[i].Bump = bump;

+                    }

+                    tex.DefaultTexture.Shiny = sval;

+                    tex.DefaultTexture.Bump = bump;

+                }

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public void SetFullBright(SceneObjectPart part, int face, bool bright)

+        {

+             Primitive.TextureEntry tex = part.Shape.Textures;

+             if (face >= 0 && face < GetNumberOfSides(part))

+             {

+                 tex.CreateFace((uint) face);

+                 tex.FaceTextures[face].Fullbright = bright;

+                 part.UpdateTextureEntry(tex.GetBytes());

+                 return;

+             }

+             else if (face == ScriptBaseClass.ALL_SIDES)

+             {

+                 for (uint i = 0; i < GetNumberOfSides(part); i++)

+                 {

+                     if (tex.FaceTextures[i] != null)

+                     {

+                         tex.FaceTextures[i].Fullbright = bright;

+                     }

+                 }

+                 tex.DefaultTexture.Fullbright = bright;

+                 part.UpdateTextureEntry(tex.GetBytes());

+                 return;

+             }

+         }

+

+        public LSL_Float llGetAlpha(int face)

+        {

+            m_host.AddScriptLPS(1);

+

+            return GetAlpha(m_host, face);

+        }

+

+        protected LSL_Float GetAlpha(SceneObjectPart part, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                int i;

+                double sum = 0.0;

+                for (i = 0 ; i < GetNumberOfSides(part); i++)

+                    sum += (double)tex.GetFace((uint)i).RGBA.A;

+                return sum;

+            }

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                return (double)tex.GetFace((uint)face).RGBA.A;

+            }

+            return 0.0;

+        }

+

+        public void llSetAlpha(double alpha, int face)

+        {

+            m_host.AddScriptLPS(1);

+

+            SetAlpha(m_host, alpha, face);

+        }

+

+        public void llSetLinkAlpha(int linknumber, double alpha, int face)

+        {

+            m_host.AddScriptLPS(1);

+

+            List<SceneObjectPart> parts = GetLinkParts(linknumber);

+

+            foreach (SceneObjectPart part in parts)

+                SetAlpha(part, alpha, face);

+        }

+

+        protected void SetAlpha(SceneObjectPart part, double alpha, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            Color4 texcolor;

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                texcolor = tex.CreateFace((uint)face).RGBA;

+                texcolor.A = Util.Clip((float)alpha, 0.0f, 1.0f);

+                tex.FaceTextures[face].RGBA = texcolor;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            else if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (int i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        texcolor = tex.FaceTextures[i].RGBA;

+                        texcolor.A = Util.Clip((float)alpha, 0.0f, 1.0f);

+                        tex.FaceTextures[i].RGBA = texcolor;

+                    }

+                }

+

+                // In some cases, the default texture can be null, eg when every face

+                // has a unique texture

+                if (tex.DefaultTexture != null)

+                {

+                    texcolor = tex.DefaultTexture.RGBA;

+                    texcolor.A = Util.Clip((float)alpha, 0.0f, 1.0f);

+                    tex.DefaultTexture.RGBA = texcolor;

+                }

+

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        /// <summary>

+        /// Set flexi parameters of a part.

+        ///

+        /// FIXME: Much of this code should probably be within the part itself.

+        /// </summary>

+        /// <param name="part"></param>

+        /// <param name="flexi"></param>

+        /// <param name="softness"></param>

+        /// <param name="gravity"></param>

+        /// <param name="friction"></param>

+        /// <param name="wind"></param>

+        /// <param name="tension"></param>

+        /// <param name="Force"></param>

+        protected void SetFlexi(SceneObjectPart part, bool flexi, int softness, float gravity, float friction,

+            float wind, float tension, LSL_Vector Force)

+        {

+            if (part == null)

+                return;

+

+            if (flexi)

+            {

+                part.Shape.FlexiEntry = true;   // this setting flexi true isn't working, but the below parameters do

+                                                                // work once the prim is already flexi

+                part.Shape.FlexiSoftness = softness;

+                part.Shape.FlexiGravity = gravity;

+                part.Shape.FlexiDrag = friction;

+                part.Shape.FlexiWind = wind;

+                part.Shape.FlexiTension = tension;

+                part.Shape.FlexiForceX = (float)Force.x;

+                part.Shape.FlexiForceY = (float)Force.y;

+                part.Shape.FlexiForceZ = (float)Force.z;

+                part.Shape.PathCurve = (byte)Extrusion.Flexible;

+            }

+            else

+            {

+                // Other values not set, they do not seem to be sent to the viewer

+                // Setting PathCurve appears to be what actually toggles the check box and turns Flexi on and off

+                part.Shape.PathCurve = (byte)Extrusion.Straight;

+                part.Shape.FlexiEntry = false;

+            }

+            part.ParentGroup.HasGroupChanged = true;

+            part.ScheduleFullUpdate();

+        }

+

+        /// <summary>

+        /// Set a light point on a part

+        /// </summary>

+        /// FIXME: Much of this code should probably be in SceneObjectGroup

+        ///

+        /// <param name="part"></param>

+        /// <param name="light"></param>

+        /// <param name="color"></param>

+        /// <param name="intensity"></param>

+        /// <param name="radius"></param>

+        /// <param name="falloff"></param>

+        protected void SetPointLight(SceneObjectPart part, bool light, LSL_Vector color, float intensity, float radius, float falloff)

+        {

+            if (part == null)

+                return;

+

+            if (light)

+            {

+                part.Shape.LightEntry = true;

+                part.Shape.LightColorR = Util.Clip((float)color.x, 0.0f, 1.0f);

+                part.Shape.LightColorG = Util.Clip((float)color.y, 0.0f, 1.0f);

+                part.Shape.LightColorB = Util.Clip((float)color.z, 0.0f, 1.0f);

+                part.Shape.LightIntensity = Util.Clip((float)intensity, 0.0f, 1.0f);

+                part.Shape.LightRadius = Util.Clip((float)radius, 0.1f, 20.0f);

+                part.Shape.LightFalloff = Util.Clip((float)falloff, 0.01f, 2.0f);

+            }

+            else

+            {

+                part.Shape.LightEntry = false;

+            }

+

+            part.ParentGroup.HasGroupChanged = true;

+            part.ScheduleFullUpdate();

+        }

+

+        public LSL_Vector llGetColor(int face)

+        {

+            m_host.AddScriptLPS(1);

+            return GetColor(m_host, face);

+        }

+

+        protected LSL_Vector GetColor(SceneObjectPart part, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            Color4 texcolor;

+            LSL_Vector rgb = new LSL_Vector();

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                int i;

+

+                for (i = 0 ; i < GetNumberOfSides(part); i++)

+                {

+                    texcolor = tex.GetFace((uint)i).RGBA;

+                    rgb.x += texcolor.R;

+                    rgb.y += texcolor.G;

+                    rgb.z += texcolor.B;

+                }

+

+                rgb.x /= (float)GetNumberOfSides(part);

+                rgb.y /= (float)GetNumberOfSides(part);

+                rgb.z /= (float)GetNumberOfSides(part);

+

+                return rgb;

+            }

+

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                texcolor = tex.GetFace((uint)face).RGBA;

+                rgb.x = texcolor.R;

+                rgb.y = texcolor.G;

+                rgb.z = texcolor.B;

+

+                return rgb;

+            }

+            else

+            {

+                return new LSL_Vector();

+            }

+        }

+

+        public void llSetTexture(string texture, int face)

+        {

+            m_host.AddScriptLPS(1);

+            SetTexture(m_host, texture, face);

+            ScriptSleep(m_sleepMsOnSetTexture);

+        }

+

+        public void llSetLinkTexture(int linknumber, string texture, int face)

+        {

+            m_host.AddScriptLPS(1);

+

+            List<SceneObjectPart> parts = GetLinkParts(linknumber);

+

+            foreach (SceneObjectPart part in parts)

+              SetTexture(part, texture, face);

+

+            ScriptSleep(m_sleepMsOnSetLinkTexture);

+        }

+

+        protected void SetTexture(SceneObjectPart part, string texture, int face)

+        {

+            UUID textureID = new UUID();

+

+            textureID = ScriptUtils.GetAssetIdFromItemName(m_host, texture, (int)AssetType.Texture);

+            if (textureID == UUID.Zero)

+            {

+                if (!UUID.TryParse(texture, out textureID))

+                    return;

+            }

+

+            Primitive.TextureEntry tex = part.Shape.Textures;

+

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);

+                texface.TextureID = textureID;

+                tex.FaceTextures[face] = texface;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            else if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (uint i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].TextureID = textureID;

+                    }

+                }

+                tex.DefaultTexture.TextureID = textureID;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public void llScaleTexture(double u, double v, int face)

+        {

+            m_host.AddScriptLPS(1);

+

+            ScaleTexture(m_host, u, v, face);

+            ScriptSleep(m_sleepMsOnScaleTexture);

+        }

+

+        protected void ScaleTexture(SceneObjectPart part, double u, double v, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);

+                texface.RepeatU = (float)u;

+                texface.RepeatV = (float)v;

+                tex.FaceTextures[face] = texface;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (int i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].RepeatU = (float)u;

+                        tex.FaceTextures[i].RepeatV = (float)v;

+                    }

+                }

+                tex.DefaultTexture.RepeatU = (float)u;

+                tex.DefaultTexture.RepeatV = (float)v;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public void llOffsetTexture(double u, double v, int face)

+        {

+            m_host.AddScriptLPS(1);

+            OffsetTexture(m_host, u, v, face);

+            ScriptSleep(m_sleepMsOnOffsetTexture);

+        }

+

+        protected void OffsetTexture(SceneObjectPart part, double u, double v, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);

+                texface.OffsetU = (float)u;

+                texface.OffsetV = (float)v;

+                tex.FaceTextures[face] = texface;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (int i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].OffsetU = (float)u;

+                        tex.FaceTextures[i].OffsetV = (float)v;

+                    }

+                }

+                tex.DefaultTexture.OffsetU = (float)u;

+                tex.DefaultTexture.OffsetV = (float)v;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public void llRotateTexture(double rotation, int face)

+        {

+            m_host.AddScriptLPS(1);

+            RotateTexture(m_host, rotation, face);

+            ScriptSleep(m_sleepMsOnRotateTexture);

+        }

+

+        protected void RotateTexture(SceneObjectPart part, double rotation, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                Primitive.TextureEntryFace texface = tex.CreateFace((uint)face);

+                texface.Rotation = (float)rotation;

+                tex.FaceTextures[face] = texface;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                for (int i = 0; i < GetNumberOfSides(part); i++)

+                {

+                    if (tex.FaceTextures[i] != null)

+                    {

+                        tex.FaceTextures[i].Rotation = (float)rotation;

+                    }

+                }

+                tex.DefaultTexture.Rotation = (float)rotation;

+                part.UpdateTextureEntry(tex.GetBytes());

+                return;

+            }

+        }

+

+        public LSL_String llGetTexture(int face)

+        {

+            m_host.AddScriptLPS(1);

+            return GetTexture(m_host, face);

+        }

+

+        protected LSL_String GetTexture(SceneObjectPart part, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                face = 0;

+            }

+

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                Primitive.TextureEntryFace texface;

+                texface = tex.GetFace((uint)face);

+                string texture = texface.TextureID.ToString();

+

+                lock (part.TaskInventory)

+                {

+                    foreach (KeyValuePair<UUID, TaskInventoryItem> inv in part.TaskInventory)

+                    {

+                        if (inv.Value.AssetID == texface.TextureID)

+                        {

+                            texture = inv.Value.Name.ToString();

+                            break;

+                        }

+                    }

+                }

+

+                return texture;

+            }

+            else

+            {

+                return UUID.Zero.ToString();

+            }

+        }

+

+        public void llSetPos(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+

+            SetPos(m_host, pos, true);

+

+            ScriptSleep(m_sleepMsOnSetPos);

+        }

+

+        /// <summary>

+        /// Tries to move the entire object so that the root prim is within 0.1m of position. http://wiki.secondlife.com/wiki/LlSetRegionPos

+        /// Documentation indicates that the use of x/y coordinates up to 10 meters outside the bounds of a region will work but do not specify what happens if there is no adjacent region for the object to move into.

+        /// Uses the RegionSize constant here rather than hard-coding 266.0 to alert any developer modifying OpenSim to support variable-sized regions that this method will need tweaking.

+        /// </summary>

+        /// <param name="pos"></param>

+        /// <returns>1 if successful, 0 otherwise.</returns>

+        public LSL_Integer llSetRegionPos(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+

+            // BEGIN WORKAROUND

+            // IF YOU GET REGION CROSSINGS WORKING WITH THIS FUNCTION, REPLACE THE WORKAROUND.

+            //

+            // This workaround is to prevent silent failure of this function.

+            // According to the specification on the SL Wiki, providing a position outside of the

+            if (pos.x < 0 || pos.x > World.RegionInfo.RegionSizeX || pos.y < 0 || pos.y > World.RegionInfo.RegionSizeY)

+            {

+                return 0;

+            }

+            // END WORK AROUND

+            else if ( // this is not part of the workaround if-block because it's not related to the workaround.

+                IsPhysical() ||

+                m_host.ParentGroup.IsAttachment || // return FALSE if attachment

+                (

+                    pos.x < -10.0 || // return FALSE if more than 10 meters into a west-adjacent region.

+                    pos.x > (World.RegionInfo.RegionSizeX + 10) || // return FALSE if more than 10 meters into a east-adjacent region.

+                    pos.y < -10.0 || // return FALSE if more than 10 meters into a south-adjacent region.

+                    pos.y > (World.RegionInfo.RegionSizeY + 10) || // return FALSE if more than 10 meters into a north-adjacent region.

+                    pos.z > Constants.RegionHeight // return FALSE if altitude than 4096m

+                )

+            )

+            {

+                return 0;

+            }

+

+            // if we reach this point, then the object is not physical, it's not an attachment, and the destination is within the valid range.

+            // this could possibly be done in the above else-if block, but we're doing the check here to keep the code easier to read.

+

+            Vector3 objectPos = m_host.ParentGroup.RootPart.AbsolutePosition;

+            LandData here = World.GetLandData(objectPos);

+            LandData there = World.GetLandData(pos);

+

+            // we're only checking prim limits if it's moving to a different parcel under the assumption that if the object got onto the parcel without exceeding the prim limits.

+

+            bool sameParcel = here.GlobalID == there.GlobalID;

+

+            if (!sameParcel && !World.Permissions.CanRezObject(

+                m_host.ParentGroup.PrimCount, m_host.ParentGroup.OwnerID, pos))

+            {

+                return 0;

+            }

+

+            SetPos(m_host.ParentGroup.RootPart, pos, false);

+

+            return VecDist(pos, llGetRootPosition()) <= 0.1 ? 1 : 0;

+        }

+

+        // Capped movemment if distance > 10m (http://wiki.secondlife.com/wiki/LlSetPos)

+        // note linked setpos is capped "differently"

+        private LSL_Vector SetPosAdjust(LSL_Vector start, LSL_Vector end)

+        {

+            if (llVecDist(start, end) > 10.0f * m_ScriptDistanceFactor)

+                return start + m_ScriptDistanceFactor * 10.0f * llVecNorm(end - start);

+            else

+                return end;

+        }

+

+        protected LSL_Vector GetSetPosTarget(SceneObjectPart part, LSL_Vector targetPos, LSL_Vector fromPos)

+        {

+            if (part == null || part.ParentGroup == null || part.ParentGroup.IsDeleted)

+                return fromPos;

+

+            // Capped movemment if distance > 10m (http://wiki.secondlife.com/wiki/LlSetPos)

+

+

+            float ground = World.GetGroundHeight((float)targetPos.x, (float)targetPos.y);

+            bool disable_underground_movement = m_ScriptEngine.Config.GetBoolean("DisableUndergroundMovement", true);

+

+            if (part.ParentGroup.RootPart == part)

+            {

+                if ((targetPos.z < ground) && disable_underground_movement && m_host.ParentGroup.AttachmentPoint == 0)

+                    targetPos.z = ground;

+            }

+            LSL_Vector real_vec = SetPosAdjust(fromPos, targetPos);

+

+            return real_vec;

+        }

+

+        /// <summary>

+        /// set object position, optionally capping the distance.

+        /// </summary>

+        /// <param name="part"></param>

+        /// <param name="targetPos"></param>

+        /// <param name="adjust">if TRUE, will cap the distance to 10m.</param>

+        protected void SetPos(SceneObjectPart part, LSL_Vector targetPos, bool adjust)

+        {

+            // Capped movemment if distance > 10m (http://wiki.secondlife.com/wiki/LlSetPos)

+            LSL_Vector currentPos = GetPartLocalPos(part);

+

+            float ground = World.GetGroundHeight((float)targetPos.x, (float)targetPos.y);

+            bool disable_underground_movement = m_ScriptEngine.Config.GetBoolean("DisableUndergroundMovement", true);

+

+            if (part.ParentGroup.RootPart == part)

+            {

+                if ((targetPos.z < ground) && disable_underground_movement && m_host.ParentGroup.AttachmentPoint == 0)

+                    targetPos.z = ground;

+                SceneObjectGroup parent = part.ParentGroup;

+                parent.UpdateGroupPosition(!adjust ? targetPos :

+                    SetPosAdjust(currentPos, targetPos));

+            }

+            else

+            {

+                part.OffsetPosition = !adjust ? targetPos :

+                    SetPosAdjust(currentPos, targetPos);

+                SceneObjectGroup parent = part.ParentGroup;

+                parent.HasGroupChanged = true;

+                parent.ScheduleGroupForTerseUpdate();

+            }

+        }

+

+        public LSL_Vector llGetPos()

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.GetWorldPosition();

+        }

+

+        public LSL_Vector llGetLocalPos()

+        {

+            m_host.AddScriptLPS(1);

+            return GetPartLocalPos(m_host);

+        }

+

+        protected LSL_Vector GetPartLocalPos(SceneObjectPart part)

+        {

+            m_host.AddScriptLPS(1);

+

+            Vector3 pos;

+

+            if (!part.IsRoot)

+            {

+                pos = part.OffsetPosition;

+            }

+            else

+            {

+                if (part.ParentGroup.IsAttachment)

+                {

+                    pos = part.AttachedPos;

+                }

+                else

+                {

+                    pos = part.AbsolutePosition;

+                }

+            }

+

+//            m_log.DebugFormat("[LSL API]: Returning {0} in GetPartLocalPos()", pos);

+

+            return new LSL_Vector(pos);

+        }

+

+        public void llSetRot(LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+

+            // try to let this work as in SL...

+            if (m_host.ParentID == 0)

+            {

+                // special case: If we are root, rotate complete SOG to new rotation

+                SetRot(m_host, rot);

+            }

+            else

+            {

+                // we are a child. The rotation values will be set to the one of root modified by rot, as in SL. Don't ask.

+                SceneObjectPart rootPart = m_host.ParentGroup.RootPart;

+                if (rootPart != null) // better safe than sorry

+                {

+                    SetRot(m_host, rootPart.RotationOffset * (Quaternion)rot);

+                }

+            }

+

+            ScriptSleep(m_sleepMsOnSetRot);

+        }

+

+        public void llSetLocalRot(LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+            SetRot(m_host, rot);

+            ScriptSleep(m_sleepMsOnSetLocalRot);

+        }

+

+        protected void SetRot(SceneObjectPart part, Quaternion rot)

+        {

+            part.UpdateRotation(rot);

+            // Update rotation does not move the object in the physics scene if it's a linkset.

+

+//KF:  Do NOT use this next line if using ODE physics engine. This need a switch based on .ini Phys Engine type

+//          part.ParentGroup.AbsolutePosition = part.ParentGroup.AbsolutePosition;

+

+            // So, after thinking about this for a bit, the issue with the part.ParentGroup.AbsolutePosition = part.ParentGroup.AbsolutePosition line

+            // is it isn't compatible with vehicles because it causes the vehicle body to have to be broken down and rebuilt

+            // It's perfectly okay when the object is not an active physical body though.

+            // So, part.ParentGroup.ResetChildPrimPhysicsPositions(); does the thing that Kitto is warning against

+            // but only if the object is not physial and active.   This is important for rotating doors.

+            // without the absoluteposition = absoluteposition happening, the doors do not move in the physics

+            // scene

+            PhysicsActor pa = part.PhysActor;

+

+            if (pa != null && !pa.IsPhysical)

+            {

+                part.ParentGroup.ResetChildPrimPhysicsPositions();

+            }

+        }

+

+        /// <summary>

+        /// See http://lslwiki.net/lslwiki/wakka.php?wakka=ChildRotation

+        /// </summary>

+        public LSL_Rotation llGetRot()

+        {

+            // unlinked or root prim then use llRootRotation

+            // see llRootRotaion for references.

+            if (m_host.LinkNum == 0 || m_host.LinkNum == 1)

+            {

+                return llGetRootRotation();

+            }

+

+            m_host.AddScriptLPS(1);

+            Quaternion q = m_host.GetWorldRotation();

+            return new LSL_Rotation(q.X, q.Y, q.Z, q.W);

+        }

+

+        private LSL_Rotation GetPartRot(SceneObjectPart part)

+        {

+            Quaternion q;

+            if (part.LinkNum == 0 || part.LinkNum == 1) // unlinked or root prim

+            {

+                if (part.ParentGroup.AttachmentPoint != 0)

+                {

+                    ScenePresence avatar = World.GetScenePresence(part.ParentGroup.AttachedAvatar);

+                    if (avatar != null)

+                    {

+                        if ((avatar.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_MOUSELOOK) != 0)

+                            q = avatar.CameraRotation; // Mouselook

+                        else

+                            q = avatar.GetWorldRotation(); // Currently infrequently updated so may be inaccurate

+                    }

+                    else

+                        q = part.ParentGroup.GroupRotation; // Likely never get here but just in case

+                }

+                else

+                    q = part.ParentGroup.GroupRotation; // just the group rotation

+

+                return new LSL_Rotation(q);

+            }

+

+            return new LSL_Rotation(part.GetWorldRotation());

+        }

+

+        public LSL_Rotation llGetLocalRot()

+        {

+            m_host.AddScriptLPS(1);

+

+            return new LSL_Rotation(m_host.RotationOffset);

+        }

+

+        public void llSetForce(LSL_Vector force, int local)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                if (local != 0)

+                    force *= llGetRot();

+

+                m_host.ParentGroup.RootPart.SetForce(force);

+            }

+        }

+

+        public LSL_Vector llGetForce()

+        {

+            LSL_Vector force = new LSL_Vector(0.0, 0.0, 0.0);

+

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                force = m_host.ParentGroup.RootPart.GetForce();

+            }

+

+            return force;

+        }

+

+        public void llSetVelocity(LSL_Vector velocity, int local)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                if (local != 0)

+                    velocity *= llGetRot();

+

+                m_host.ParentGroup.RootPart.Velocity = velocity;

+            }

+        }

+

+        public void llSetAngularVelocity(LSL_Vector angularVelocity, int local)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                if (local != 0)

+                    angularVelocity *= llGetRot();

+

+                m_host.ParentGroup.RootPart.AngularVelocity = angularVelocity;

+            }

+        }

+

+        public LSL_Integer llTarget(LSL_Vector position, double range)

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.ParentGroup.registerTargetWaypoint(position,

+                (float)range);

+        }

+

+        public void llTargetRemove(int number)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.ParentGroup.unregisterTargetWaypoint(number);

+        }

+

+        public LSL_Integer llRotTarget(LSL_Rotation rot, double error)

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.ParentGroup.registerRotTargetWaypoint(rot, (float)error);

+        }

+

+        public void llRotTargetRemove(int number)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.ParentGroup.unregisterRotTargetWaypoint(number);

+        }

+

+        public void llMoveToTarget(LSL_Vector target, double tau)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.MoveToTarget(target, (float)tau);

+        }

+

+        public void llStopMoveToTarget()

+        {

+            m_host.AddScriptLPS(1);

+            m_host.StopMoveToTarget();

+        }

+

+        public void llApplyImpulse(LSL_Vector force, int local)

+        {

+            m_host.AddScriptLPS(1);

+            //No energy force yet

+            Vector3 v = force;

+            if (v.Length() > 20000.0f)

+            {

+                v.Normalize();

+                v = v * 20000.0f;

+            }

+            m_host.ApplyImpulse(v, local != 0);

+        }

+

+        public void llApplyRotationalImpulse(LSL_Vector force, int local)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.ApplyAngularImpulse(force, local != 0);

+        }

+

+        public void llSetTorque(LSL_Vector torque, int local)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.SetAngularImpulse(torque, local != 0);

+        }

+

+        public LSL_Vector llGetTorque()

+        {

+            m_host.AddScriptLPS(1);

+

+            return new LSL_Vector(m_host.ParentGroup.GetTorque());

+        }

+

+        public void llSetForceAndTorque(LSL_Vector force, LSL_Vector torque, int local)

+        {

+            m_host.AddScriptLPS(1);

+            llSetForce(force, local);

+            llSetTorque(torque, local);

+        }

+

+        public LSL_Vector llGetVel()

+        {

+            m_host.AddScriptLPS(1);

+

+            Vector3 vel;

+

+            if (m_host.ParentGroup.IsAttachment)

+            {

+                ScenePresence avatar = m_host.ParentGroup.Scene.GetScenePresence(m_host.ParentGroup.AttachedAvatar);

+                vel = avatar.GetWorldVelocity();

+            }

+            else

+            {

+                vel = m_host.Velocity;

+            }

+

+            return new LSL_Vector(vel);

+        }

+

+        public LSL_Vector llGetAccel()

+        {

+            m_host.AddScriptLPS(1);

+

+            return new LSL_Vector(m_host.Acceleration);

+        }

+

+        public LSL_Vector llGetOmega()

+        {

+            m_host.AddScriptLPS(1);

+

+            return new LSL_Vector(m_host.AngularVelocity);

+        }

+

+        public LSL_Float llGetTimeOfDay()

+        {

+            m_host.AddScriptLPS(1);

+            return (double)((DateTime.Now.TimeOfDay.TotalMilliseconds / 1000) % (3600 * 4));

+        }

+

+        public LSL_Float llGetWallclock()

+        {

+            m_host.AddScriptLPS(1);

+            return DateTime.Now.TimeOfDay.TotalSeconds;

+        }

+

+        public LSL_Float llGetTime()

+        {

+            m_host.AddScriptLPS(1);

+            TimeSpan ScriptTime = DateTime.Now - m_timer;

+            return (double)(ScriptTime.TotalMilliseconds / 1000);

+        }

+

+        public void llResetTime()

+        {

+            m_host.AddScriptLPS(1);

+            m_timer = DateTime.Now;

+        }

+

+        public LSL_Float llGetAndResetTime()

+        {

+            m_host.AddScriptLPS(1);

+            TimeSpan ScriptTime = DateTime.Now - m_timer;

+            m_timer = DateTime.Now;

+            return (double)(ScriptTime.TotalMilliseconds / 1000);

+        }

+

+        public void llSound(string sound, double volume, int queue, int loop)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llSound", "Use llPlaySound instead");

+        }

+

+        // Xantor 20080528 PlaySound updated so it accepts an objectinventory name -or- a key to a sound

+        // 20080530 Updated to remove code duplication

+        public void llPlaySound(string sound, double volume)

+        {

+            m_host.AddScriptLPS(1);

+

+            // send the sound, once, to all clients in range

+            if (m_SoundModule != null)

+            {

+                m_SoundModule.SendSound(

+                    m_host.UUID,

+                    ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), 

+                    volume, false, m_host.SoundQueueing ? (byte)SoundFlags.Queue : (byte)SoundFlags.None,

+                    0, false, false);

+            }

+        }

+

+        public void llLoopSound(string sound, double volume)

+        {

+            m_host.AddScriptLPS(1);

+            if (m_SoundModule != null)

+            {

+                m_SoundModule.LoopSound(m_host.UUID, ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound),

+                        volume, 20, false);

+            }

+        }

+

+        public void llLoopSoundMaster(string sound, double volume)

+        {

+            m_host.AddScriptLPS(1);

+            if (m_SoundModule != null)

+            {

+                m_SoundModule.LoopSound(m_host.UUID, ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound),

+                        volume, 20, true);

+            }

+        }

+

+        public void llLoopSoundSlave(string sound, double volume)

+        {

+            m_host.AddScriptLPS(1);

+            lock (m_host.ParentGroup.LoopSoundSlavePrims)

+            {

+                m_host.ParentGroup.LoopSoundSlavePrims.Add(m_host);

+            }

+        }

+

+        public void llPlaySoundSlave(string sound, double volume)

+        {

+            m_host.AddScriptLPS(1);

+

+            // send the sound, once, to all clients in range

+            if (m_SoundModule != null)

+            {

+                m_SoundModule.SendSound(m_host.UUID,

+                        ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), volume, false, 0,

+                        0, true, false);

+            }

+        }

+

+        public void llTriggerSound(string sound, double volume)

+        {

+            m_host.AddScriptLPS(1);

+            // send the sound, once, to all clients in rangeTrigger or play an attached sound in this part's inventory.

+            if (m_SoundModule != null)

+            {

+                m_SoundModule.SendSound(m_host.UUID,

+                        ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), volume, true, 0, 0,

+                        false, false);

+            }

+        }

+

+        public void llStopSound()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_SoundModule != null)

+                m_SoundModule.StopSound(m_host.UUID);

+        }

+

+        public void llPreloadSound(string sound)

+        {

+            m_host.AddScriptLPS(1);

+            if (m_SoundModule != null)

+                m_SoundModule.PreloadSound(m_host.UUID, ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound), 0);

+            ScriptSleep(m_sleepMsOnPreloadSound);

+        }

+

+        /// <summary>

+        /// Return a portion of the designated string bounded by

+        /// inclusive indices (start and end). As usual, the negative

+        /// indices, and the tolerance for out-of-bound values, makes

+        /// this more complicated than it might otherwise seem.

+        /// </summary>

+        public LSL_String llGetSubString(string src, int start, int end)

+        {

+            m_host.AddScriptLPS(1);

+

+            // Normalize indices (if negative).

+            // After normlaization they may still be

+            // negative, but that is now relative to

+            // the start, rather than the end, of the

+            // sequence.

+

+            if (start < 0)

+            {

+                start = src.Length+start;

+            }

+            if (end < 0)

+            {

+                end = src.Length+end;

+            }

+

+            // Conventional substring

+            if (start <= end)

+            {

+                // Implies both bounds are out-of-range.

+                if (end < 0 || start >= src.Length)

+                {

+                    return String.Empty;

+                }

+                // If end is positive, then it directly

+                // corresponds to the lengt of the substring

+                // needed (plus one of course). BUT, it

+                // must be within bounds.

+                if (end >= src.Length)

+                {

+                    end = src.Length-1;

+                }

+

+                if (start < 0)

+                {

+                    return src.Substring(0,end+1);

+                }

+                // Both indices are positive

+                return src.Substring(start, (end+1) - start);

+            }

+

+            // Inverted substring (end < start)

+            else

+            {

+                // Implies both indices are below the

+                // lower bound. In the inverted case, that

+                // means the entire string will be returned

+                // unchanged.

+                if (start < 0)

+                {

+                    return src;

+                }

+                // If both indices are greater than the upper

+                // bound the result may seem initially counter

+                // intuitive.

+                if (end >= src.Length)

+                {

+                    return src;

+                }

+

+                if (end < 0)

+                {

+                    if (start < src.Length)

+                    {

+                        return src.Substring(start);

+                    }

+                    else

+                    {

+                        return String.Empty;

+                    }

+                }

+                else

+                {

+                    if (start < src.Length)

+                    {

+                        return src.Substring(0,end+1) + src.Substring(start);

+                    }

+                    else

+                    {

+                        return src.Substring(0,end+1);

+                    }

+                }

+            }

+         }

+

+        /// <summary>

+        /// Delete substring removes the specified substring bounded

+        /// by the inclusive indices start and end. Indices may be

+        /// negative (indicating end-relative) and may be inverted,

+        /// i.e. end < start.

+        /// </summary>

+        public LSL_String llDeleteSubString(string src, int start, int end)

+        {

+            m_host.AddScriptLPS(1);

+

+            // Normalize indices (if negative).

+            // After normlaization they may still be

+            // negative, but that is now relative to

+            // the start, rather than the end, of the

+            // sequence.

+            if (start < 0)

+            {

+                start = src.Length+start;

+            }

+            if (end < 0)

+            {

+                end = src.Length+end;

+            }

+            // Conventionally delimited substring

+            if (start <= end)

+            {

+                // If both bounds are outside of the existing

+                // string, then return unchanges.

+                if (end < 0 || start >= src.Length)

+                {

+                    return src;

+                }

+                // At least one bound is in-range, so we

+                // need to clip the out-of-bound argument.

+                if (start < 0)

+                {

+                    start = 0;

+                }

+

+                if (end >= src.Length)

+                {

+                    end = src.Length-1;

+                }

+

+                return src.Remove(start,end-start+1);

+            }

+            // Inverted substring

+            else

+            {

+                // In this case, out of bounds means that

+                // the existing string is part of the cut.

+                if (start < 0 || end >= src.Length)

+                {

+                    return String.Empty;

+                }

+

+                if (end > 0)

+                {

+                    if (start < src.Length)

+                    {

+                        return src.Remove(start).Remove(0,end+1);

+                    }

+                    else

+                    {

+                        return src.Remove(0,end+1);

+                    }

+                }

+                else

+                {

+                    if (start < src.Length)

+                    {

+                        return src.Remove(start);

+                    }

+                    else

+                    {

+                        return src;

+                    }

+                }

+            }

+        }

+

+        /// <summary>

+        /// Insert string inserts the specified string identified by src

+        /// at the index indicated by index. Index may be negative, in

+        /// which case it is end-relative. The index may exceed either

+        /// string bound, with the result being a concatenation.

+        /// </summary>

+        public LSL_String llInsertString(string dest, int index, string src)

+        {

+            m_host.AddScriptLPS(1);

+

+            // Normalize indices (if negative).

+            // After normlaization they may still be

+            // negative, but that is now relative to

+            // the start, rather than the end, of the

+            // sequence.

+            if (index < 0)

+            {

+                index = dest.Length+index;

+

+                // Negative now means it is less than the lower

+                // bound of the string.

+

+                if (index < 0)

+                {

+                    return src+dest;

+                }

+

+            }

+

+            if (index >= dest.Length)

+            {

+                return dest+src;

+            }

+

+            // The index is in bounds.

+            // In this case the index refers to the index that will

+            // be assigned to the first character of the inserted string.

+            // So unlike the other string operations, we do not add one

+            // to get the correct string length.

+            return dest.Substring(0,index)+src+dest.Substring(index);

+

+        }

+

+        public LSL_String llToUpper(string src)

+        {

+            m_host.AddScriptLPS(1);

+            return src.ToUpper();

+        }

+

+        public LSL_String llToLower(string src)

+        {

+            m_host.AddScriptLPS(1);

+            return src.ToLower();

+        }

+

+        public void llGiveMoney(string destination, int amount)

+        {

+            Util.FireAndForget(x =>

+            {

+                m_host.AddScriptLPS(1);

+

+                if (m_item.PermsGranter == UUID.Zero)

+                    return;

+

+                if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_DEBIT) == 0)

+                {

+                    Error("llGiveMoney", "No permissions to give money");

+                    return;

+                }

+

+                UUID toID = new UUID();

+

+                if (!UUID.TryParse(destination, out toID))

+                {

+                    Error("llGiveMoney", "Bad key in llGiveMoney");

+                    return;

+                }

+

+                IMoneyModule money = World.RequestModuleInterface<IMoneyModule>();

+

+                if (money == null)

+                {

+                    NotImplemented("llGiveMoney");

+                    return;

+                }

+

+                money.ObjectGiveMoney(

+                    m_host.ParentGroup.RootPart.UUID, m_host.ParentGroup.RootPart.OwnerID, toID, amount);

+            }, null, "LSL_Api.llGiveMoney");

+        }

+

+        public void llMakeExplosion(int particles, double scale, double vel, double lifetime, double arc, string texture, LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llMakeExplosion", "Use llParticleSystem instead");

+            ScriptSleep(m_sleepMsOnMakeExplosion);

+        }

+

+        public void llMakeFountain(int particles, double scale, double vel, double lifetime, double arc, int bounce, string texture, LSL_Vector offset, double bounce_offset)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llMakeFountain", "Use llParticleSystem instead");

+            ScriptSleep(m_sleepMsOnMakeFountain);

+        }

+

+        public void llMakeSmoke(int particles, double scale, double vel, double lifetime, double arc, string texture, LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llMakeSmoke", "Use llParticleSystem instead");

+            ScriptSleep(m_sleepMsOnMakeSmoke);

+        }

+

+        public void llMakeFire(int particles, double scale, double vel, double lifetime, double arc, string texture, LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llMakeFire", "Use llParticleSystem instead");

+            ScriptSleep(m_sleepMsOnMakeFire);

+        }

+

+        public void llRezAtRoot(string inventory, LSL_Vector pos, LSL_Vector vel, LSL_Rotation rot, int param)

+        {

+            m_host.AddScriptLPS(1);

+

+            Util.FireAndForget(x =>

+            {

+                if (Double.IsNaN(rot.x) || Double.IsNaN(rot.y) || Double.IsNaN(rot.z) || Double.IsNaN(rot.s))

+                    return;

+

+                float dist = (float)llVecDist(llGetPos(), pos);

+

+                if (dist > m_ScriptDistanceFactor * 10.0f)

+                    return;

+

+                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(inventory);

+

+                if (item == null)

+                {

+                    Error("llRezAtRoot", "Can't find object '" + inventory + "'");

+                    return;

+                }

+

+                if (item.InvType != (int)InventoryType.Object)

+                {

+                    Error("llRezAtRoot", "Can't create requested object; object is missing from database");

+                    return;

+                }

+

+                // need the magnitude later

+                // float velmag = (float)Util.GetMagnitude(llvel);

+

+                List<SceneObjectGroup> new_groups = World.RezObject(m_host, item, pos, rot, vel, param);

+

+                // If either of these are null, then there was an unknown error.

+                if (new_groups == null)

+                    return;

+

+                foreach (SceneObjectGroup group in new_groups)

+                {

+                    // objects rezzed with this method are die_at_edge by default.

+                    group.RootPart.SetDieAtEdge(true);

+

+                    group.ResumeScripts();

+

+                    m_ScriptEngine.PostObjectEvent(m_host.LocalId, new EventParams(

+                            "object_rez", new Object[] {

+                            new LSL_String(

+                            group.RootPart.UUID.ToString()) },

+                            new DetectParams[0]));

+

+                    float groupmass = group.GetMass();

+

+                    PhysicsActor pa = group.RootPart.PhysActor;

+

+                    //Recoil.

+                    if (pa != null && pa.IsPhysical && (Vector3)vel != Vector3.Zero)

+                    {

+                        Vector3 recoil = -vel * groupmass * m_recoilScaleFactor;

+                        if (recoil != Vector3.Zero)

+                        {

+                            llApplyImpulse(recoil, 0);

+                        }

+                    }

+                    // Variable script delay? (see (http://wiki.secondlife.com/wiki/LSL_Delay)

+                }

+            }, null, "LSL_Api.llRezAtRoot");

+

+            //ScriptSleep((int)((groupmass * velmag) / 10));

+            ScriptSleep(m_sleepMsOnRezAtRoot);

+        }

+

+        public void llRezObject(string inventory, LSL_Vector pos, LSL_Vector vel, LSL_Rotation rot, int param)

+        {

+            llRezAtRoot(inventory, pos, vel, rot, param);

+        }

+

+        public void llLookAt(LSL_Vector target, double strength, double damping)

+        {

+            m_host.AddScriptLPS(1);

+            // Determine where we are looking from

+            LSL_Vector from = llGetPos();

+

+            // normalized direction to target

+            LSL_Vector dir = llVecNorm(target - from);

+            // use vertical to help compute left axis

+            LSL_Vector up = new LSL_Vector(0.0, 0.0, 1.0);

+            // find normalized left axis parallel to horizon

+            LSL_Vector left = llVecNorm(LSL_Vector.Cross(up, dir));

+            // make up orthogonal to left and dir

+            up = LSL_Vector.Cross(dir, left);

+

+            // compute rotation based on orthogonal axes

+            LSL_Rotation rot = new LSL_Rotation(0.0, 0.707107, 0.0, 0.707107) * llAxes2Rot(dir, left, up);

+

+            // Per discussion with Melanie, for non-physical objects llLookAt appears to simply

+            // set the rotation of the object, copy that behavior

+            PhysicsActor pa = m_host.PhysActor;

+

+            if (m_host.ParentGroup.IsAttachment || strength == 0 || pa == null || !pa.IsPhysical)

+            {

+                llSetRot(rot);

+            }

+            else

+            {

+                m_host.StartLookAt(rot, (float)strength, (float)damping);

+            }

+        }

+

+        public void llStopLookAt()

+        {

+            m_host.AddScriptLPS(1);

+            m_host.StopLookAt();

+        }

+

+        public void llSetTimerEvent(double sec)

+        {

+            if (sec != 0.0 && sec < m_MinTimerInterval)

+                sec = m_MinTimerInterval;

+            m_host.AddScriptLPS(1);

+            // Setting timer repeat

+            AsyncCommands.TimerPlugin.SetTimerEvent(m_host.LocalId, m_item.ItemID, sec);

+        }

+

+        public virtual void llSleep(double sec)

+        {

+//            m_log.Info("llSleep snoozing " + sec + "s.");

+            m_host.AddScriptLPS(1);

+

+            Sleep((int)(sec * 1000));

+        }

+

+        public LSL_Float llGetMass()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_host.ParentGroup.IsAttachment)

+            {

+                ScenePresence attachedAvatar = World.GetScenePresence(m_host.ParentGroup.AttachedAvatar);

+

+                if (attachedAvatar != null)

+                {

+                    return attachedAvatar.GetMass();

+                }

+                else

+                {

+                    return 0;

+                }

+            }

+            else

+            {

+                if (m_host.IsRoot)

+                {

+                    return m_host.ParentGroup.GetMass();

+                }

+                else

+                {

+                    return m_host.GetMass();

+                }

+            }

+        }

+

+        public LSL_Float llGetMassMKS()

+        {

+            // this is what the wiki says it does!

+            // http://wiki.secondlife.com/wiki/LlGetMassMKS

+            return llGetMass() * 100.0;

+        }

+

+        public void llCollisionFilter(string name, string id, int accept)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.CollisionFilter.Clear();

+            UUID objectID;

+

+            if (!UUID.TryParse(id, out objectID))

+                objectID = UUID.Zero;

+

+            if (objectID == UUID.Zero && name == "")

+                return;

+

+            m_host.CollisionFilter.Add(accept,objectID.ToString() + name);

+        }

+

+        public void llTakeControls(int controls, int accept, int pass_on)

+        {

+            if (m_item.PermsGranter != UUID.Zero)

+            {

+                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);

+

+                if (presence != null)

+                {

+                    if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) != 0)

+                    {

+                        presence.RegisterControlEventsToScript(controls, accept, pass_on, m_host.LocalId, m_item.ItemID);

+                    }

+                }

+            }

+

+            m_host.AddScriptLPS(1);

+        }

+

+        public void llReleaseControls()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_item.PermsGranter != UUID.Zero)

+            {

+                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);

+

+                if (presence != null)

+                {

+                    if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) != 0)

+                    {

+                        // Unregister controls from Presence

+                        presence.UnRegisterControlEventsToScript(m_host.LocalId, m_item.ItemID);

+                        // Remove Take Control permission.

+                        m_item.PermsMask &= ~ScriptBaseClass.PERMISSION_TAKE_CONTROLS;

+                    }

+                }

+            }

+        }

+

+        public void llReleaseURL(string url)

+        {

+            m_host.AddScriptLPS(1);

+            if (m_UrlModule != null)

+                m_UrlModule.ReleaseURL(url);

+        }

+

+        /// <summary>

+        /// Attach the object containing this script to the avatar that owns it.

+        /// </summary>

+        /// <param name='attachmentPoint'>

+        /// The attachment point (e.g. <see cref="OpenSim.Region.ScriptEngine.Shared.ScriptBase.ScriptBaseClass.ATTACH_CHEST">ATTACH_CHEST</see>)

+        /// </param>

+        /// <returns>true if the attach suceeded, false if it did not</returns>

+        public bool AttachToAvatar(int attachmentPoint)

+        {

+            SceneObjectGroup grp = m_host.ParentGroup;

+            ScenePresence presence = World.GetScenePresence(m_host.OwnerID);

+

+            IAttachmentsModule attachmentsModule = m_ScriptEngine.World.AttachmentsModule;

+

+            if (attachmentsModule != null)

+                return attachmentsModule.AttachObject(presence, grp, (uint)attachmentPoint, false, true, true);

+            else

+                return false;

+        }

+

+        /// <summary>

+        /// Detach the object containing this script from the avatar it is attached to.

+        /// </summary>

+        /// <remarks>

+        /// Nothing happens if the object is not attached.

+        /// </remarks>

+        public void DetachFromAvatar()

+        {

+            Util.FireAndForget(DetachWrapper, m_host, "LSL_Api.DetachFromAvatar");

+        }

+

+        private void DetachWrapper(object o)

+        {

+            if (World.AttachmentsModule != null)

+            {

+                SceneObjectPart host = (SceneObjectPart)o;

+                ScenePresence presence = World.GetScenePresence(host.OwnerID);

+                World.AttachmentsModule.DetachSingleAttachmentToInv(presence, host.ParentGroup);

+            }

+        }

+

+        public void llAttachToAvatar(int attachmentPoint)

+        {

+            m_host.AddScriptLPS(1);

+

+//            if (m_host.ParentGroup.RootPart.AttachmentPoint == 0)

+//                return;

+

+            if (m_item.PermsGranter != m_host.OwnerID)

+                return;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_ATTACH) != 0)

+                AttachToAvatar(attachmentPoint);

+        }

+

+        public void llDetachFromAvatar()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_host.ParentGroup.AttachmentPoint == 0)

+                return;

+

+            if (m_item.PermsGranter != m_host.OwnerID)

+                return;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_ATTACH) != 0)

+                DetachFromAvatar();

+        }

+

+        public void llTakeCamera(string avatar)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llTakeCamera", "Use llSetCameraParams instead");

+        }

+

+        public void llReleaseCamera(string avatar)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llReleaseCamera", "Use llClearCameraParams instead");

+        }

+

+        public LSL_String llGetOwner()

+        {

+            m_host.AddScriptLPS(1);

+

+            return m_host.OwnerID.ToString();

+        }

+

+        public void llInstantMessage(string user, string message)

+        {

+            m_host.AddScriptLPS(1);

+

+            // We may be able to use ClientView.SendInstantMessage here, but we need a client instance.

+            // InstantMessageModule.OnInstantMessage searches through a list of scenes for a client matching the toAgent,

+            // but I don't think we have a list of scenes available from here.

+            // (We also don't want to duplicate the code in OnInstantMessage if we can avoid it.)

+

+            // user is a UUID

+

+            // TODO: figure out values for client, fromSession, and imSessionID

+            // client.SendInstantMessage(m_host.UUID, fromSession, message, user, imSessionID, m_host.Name, AgentManager.InstantMessageDialog.MessageFromAgent, (uint)Util.UnixTimeSinceEpoch());

+

+            GridInstantMessage msg = new GridInstantMessage();

             msg.fromAgentID = new Guid(m_host.OwnerID.ToString()); // fromAgentID.Guid;

-            msg.toAgentID = new Guid(user); // toAgentID.Guid;
-            msg.imSessionID = new Guid(m_host.UUID.ToString()); // This is the item we're mucking with here
-//            m_log.Debug("[Scripting IM]: From:" + msg.fromAgentID.ToString() + " To: " + msg.toAgentID.ToString() + " Session:" + msg.imSessionID.ToString() + " Message:" + message);
-//            m_log.Debug("[Scripting IM]: Filling Session: " + msg.imSessionID.ToString());
-            msg.timestamp = (uint)Util.UnixTimeSinceEpoch();// timestamp;
-            //if (client != null)
-            //{
-                msg.fromAgentName = m_host.Name;//client.FirstName + " " + client.LastName;// fromAgentName;
-            //}
-            //else
-            //{
-            //    msg.fromAgentName = "(hippos)";// Added for posterity.  This means that we can't figure out who sent it
-            //}
-            // Cap the message length at 1024.
-            if (message != null && message.Length > 1024)
-                msg.message = message.Substring(0, 1024);
-            else
-                msg.message = message;
-            msg.dialog = (byte)19; // messgage from script ??? // dialog;
-            msg.fromGroup = false;// fromGroup;
-            msg.offline = (byte)0; //offline;
-            msg.ParentEstateID = 0; //ParentEstateID;
-            msg.Position = new Vector3(m_host.AbsolutePosition);
-            msg.RegionID = World.RegionInfo.RegionID.Guid;//RegionID.Guid;
-
-            Vector3 pos = m_host.AbsolutePosition;
-            msg.binaryBucket
-                = Util.StringToBytes256(
-                    "{0}/{1}/{2}/{3}",
-                    World.RegionInfo.RegionName,
-                    (int)Math.Floor(pos.X),
-                    (int)Math.Floor(pos.Y),
-                    (int)Math.Floor(pos.Z));
-
-            if (m_TransferModule != null)
-            {
-                m_TransferModule.SendInstantMessage(msg, delegate(bool success) {});
-            }
-
-            ScriptSleep(m_sleepMsOnInstantMessage);
-      }
-
-        public void llEmail(string address, string subject, string message)
-        {
-            m_host.AddScriptLPS(1);
-            IEmailModule emailModule = m_ScriptEngine.World.RequestModuleInterface<IEmailModule>();
-            if (emailModule == null)
-            {
-                Error("llEmail", "Email module not configured");
-                return;
-            }
-
-            //Restrict email destination to the avatars registered email address?
-            //The restriction only applies if the destination address is not local.
-            if (m_restrictEmail == true && address.Contains(m_internalObjectHost) == false)
-            {
-                UserAccount account =
-                        World.UserAccountService.GetUserAccount(
-                            World.RegionInfo.ScopeID,
-                            m_host.OwnerID);
-
-                if (account == null)
-                {
-                    Error("llEmail", "Can't find user account for '" + m_host.OwnerID.ToString() + "'");
-                    return;
-                }
-
-                if (String.IsNullOrEmpty(account.Email))
-                {
-                    Error("llEmail", "User account has not registered an email address.");
-                    return;
-                }
-
-                address = account.Email;
-            }
-
-            emailModule.SendEmail(m_host.UUID, address, subject, message);
-            ScriptSleep(m_sleepMsOnEmail);
-        }
-
-        public void llGetNextEmail(string address, string subject)
-        {
-            m_host.AddScriptLPS(1);
-            IEmailModule emailModule = m_ScriptEngine.World.RequestModuleInterface<IEmailModule>();
-            if (emailModule == null)
-            {
-                Error("llGetNextEmail", "Email module not configured");
-                return;
-            }
-            Email email;
-
-            email = emailModule.GetNextEmail(m_host.UUID, address, subject);
-
-            if (email == null)
-                return;
-
-            m_ScriptEngine.PostObjectEvent(m_host.LocalId,
-                    new EventParams("email",
-                    new Object[] {
-                        new LSL_String(email.time),
-                        new LSL_String(email.sender),
-                        new LSL_String(email.subject),
-                        new LSL_String(email.message),
-                        new LSL_Integer(email.numLeft)},
-                    new DetectParams[0]));
-
-        }
-
-        public LSL_String llGetKey()
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.UUID.ToString();
-        }
-
-        public LSL_Key llGenerateKey()
-        {
-            m_host.AddScriptLPS(1);
-            return UUID.Random().ToString();
-        }
-
-        public void llSetBuoyancy(double buoyancy)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetBuoyancy((float)buoyancy);
-            }
-        }
-
-        /// <summary>
-        /// Attempt to clamp the object on the Z axis at the given height over tau seconds.
-        /// </summary>
-        /// <param name="height">Height to hover.  Height of zero disables hover.</param>
-        /// <param name="water">False if height is calculated just from ground, otherwise uses ground or water depending on whichever is higher</param>
-        /// <param name="tau">Number of seconds over which to reach target</param>
-        public void llSetHoverHeight(double height, int water, double tau)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_host.PhysActor != null)
-            {
-                PIDHoverType hoverType = PIDHoverType.Ground;
-                if (water != 0)
-                {
-                    hoverType = PIDHoverType.GroundAndWater;
-                }
-
-                m_host.SetHoverHeight((float)height, hoverType, (float)tau);
-            }
-        }
-
-        public void llStopHover()
-        {
-            m_host.AddScriptLPS(1);
-            if (m_host.PhysActor != null)
-            {
-                m_host.SetHoverHeight(0f, PIDHoverType.Ground, 0f);
-            }
-        }
-
-        public void llMinEventDelay(double delay)
-        {
-            m_host.AddScriptLPS(1);
-            try
-            {
-                m_ScriptEngine.SetMinEventDelay(m_item.ItemID, delay);
-            }
-            catch (NotImplementedException)
-            {
-                // Currently not implemented in DotNetEngine only XEngine
-                NotImplemented("llMinEventDelay", "In DotNetEngine");
-            }
-        }
-
-        public void llSoundPreload(string sound)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llSoundPreload", "Use llPreloadSound instead");
-        }
-
-        public void llRotLookAt(LSL_Rotation target, double strength, double damping)
-        {
-            m_host.AddScriptLPS(1);
-
-            // Per discussion with Melanie, for non-physical objects llLookAt appears to simply
-            // set the rotation of the object, copy that behavior
-            PhysicsActor pa = m_host.PhysActor;
-
-            if (strength == 0 || pa == null || !pa.IsPhysical)
-            {
-                llSetLocalRot(target);
-            }
-            else
-            {
-                m_host.RotLookAt(target, (float)strength, (float)damping);
-            }
-        }
-
-        public LSL_Integer llStringLength(string str)
-        {
-            m_host.AddScriptLPS(1);
-            if (str.Length > 0)
-            {
-                return str.Length;
-            }
-            else
-            {
-                return 0;
-            }
-        }
-
-        public void llStartAnimation(string anim)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_item.PermsGranter == UUID.Zero)
-                return;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION) != 0)
-            {
-                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);
-
-                if (presence != null)
-                {
-                    // Do NOT try to parse UUID, animations cannot be triggered by ID
-                    UUID animID = ScriptUtils.GetAssetIdFromItemName(m_host, anim, (int)AssetType.Animation);
-                    if (animID == UUID.Zero)
-                        presence.Animator.AddAnimation(anim, m_host.UUID);
-                    else
-                        presence.Animator.AddAnimation(animID, m_host.UUID);
-                }
-            }
-        }
-
-        public void llStopAnimation(string anim)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_item.PermsGranter == UUID.Zero)
-                return;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION) != 0)
-            {
-                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);
-
-                if (presence != null)
-                {
-                    UUID animID = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, anim);
-
-                    if (animID == UUID.Zero)
-                        presence.Animator.RemoveAnimation(anim);
-                    else
-                        presence.Animator.RemoveAnimation(animID, true);
-                }
-            }
-        }
-
-        public void llPointAt(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-        }
-
-        public void llStopPointAt()
-        {
-            m_host.AddScriptLPS(1);
-        }
-
-        public void llTargetOmega(LSL_Vector axis, double spinrate, double gain)
-        {
-            m_host.AddScriptLPS(1);
-            TargetOmega(m_host, axis, spinrate, gain);
-        }
-
-        protected void TargetOmega(SceneObjectPart part, LSL_Vector axis, double spinrate, double gain)
-        {
-            PhysicsActor pa = part.PhysActor;
-            if ( ( pa == null || !pa.IsPhysical ) && gain == 0.0d )
-                spinrate = 0.0d;
-            part.UpdateAngularVelocity(axis * spinrate);
-         }
-
-        public LSL_Integer llGetStartParameter()
-        {
-            m_host.AddScriptLPS(1);
-            return m_ScriptEngine.GetStartParameter(m_item.ItemID);
-        }
-
-        public void llRequestPermissions(string agent, int perm)
-        {
-            UUID agentID;
-
-            if (!UUID.TryParse(agent, out agentID))
-                return;
-
-            if (agentID == UUID.Zero || perm == 0) // Releasing permissions
-            {
-                llReleaseControls();
-
-                m_item.PermsGranter = UUID.Zero;
-                m_item.PermsMask = 0;
-
-                m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams(
-                        "run_time_permissions", new Object[] {
-                        new LSL_Integer(0) },
-                        new DetectParams[0]));
-
-                return;
-            }
-
-            if (m_item.PermsGranter != agentID || (perm & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) == 0)
-                llReleaseControls();
-
-            m_host.AddScriptLPS(1);
-
-            int implicitPerms = 0;
-
-            if (m_host.ParentGroup.IsAttachment && (UUID)agent == m_host.ParentGroup.AttachedAvatar)
-            {
-                // When attached, certain permissions are implicit if requested from owner
-                implicitPerms = ScriptBaseClass.PERMISSION_TAKE_CONTROLS |
-                        ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION |
-                        ScriptBaseClass.PERMISSION_CONTROL_CAMERA |
-                        ScriptBaseClass.PERMISSION_TRACK_CAMERA |
-                        ScriptBaseClass.PERMISSION_ATTACH;
-            }
-            else
-            {
-                if (m_host.ParentGroup.GetSittingAvatars().SingleOrDefault(sp => sp.UUID == agentID) != null)
-                {
-                    // When agent is sitting, certain permissions are implicit if requested from sitting agent
-                    implicitPerms = ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION |
-                        ScriptBaseClass.PERMISSION_CONTROL_CAMERA |
-                        ScriptBaseClass.PERMISSION_TRACK_CAMERA |
-                        ScriptBaseClass.PERMISSION_TAKE_CONTROLS;
-                }
-                else
-                {
-                    if (World.GetExtraSetting("auto_grant_attach_perms") == "true")
-                        implicitPerms = ScriptBaseClass.PERMISSION_ATTACH;
-                }
-            }
-
-            if ((perm & (~implicitPerms)) == 0) // Requested only implicit perms
-            {
-                lock (m_host.TaskInventory)
-                {
-                    m_host.TaskInventory[m_item.ItemID].PermsGranter = agentID;
-                    m_host.TaskInventory[m_item.ItemID].PermsMask = perm;
-                }
-
-                m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams(
-                        "run_time_permissions", new Object[] {
-                        new LSL_Integer(perm) },
-                        new DetectParams[0]));
-
-                return;
-            }
-
-            ScenePresence presence = World.GetScenePresence(agentID);
-            
-            if (presence != null)
-            {
-                // If permissions are being requested from an NPC and were not implicitly granted above then
-                // auto grant all requested permissions if the script is owned by the NPC or the NPCs owner
-                INPCModule npcModule = World.RequestModuleInterface<INPCModule>();
-                if (npcModule != null && npcModule.IsNPC(agentID, World))
-                {
-                    if (npcModule.CheckPermissions(agentID, m_host.OwnerID))
-                    {
-                        lock (m_host.TaskInventory)
-                        {
-                            m_host.TaskInventory[m_item.ItemID].PermsGranter = agentID;
-                            m_host.TaskInventory[m_item.ItemID].PermsMask = perm;
-                        }
-
-                        m_ScriptEngine.PostScriptEvent(
-                            m_item.ItemID,
-                            new EventParams(
-                                "run_time_permissions", new Object[] { new LSL_Integer(perm) }, new DetectParams[0]));
-                    }
-
-                    // it is an NPC, exit even if the permissions werent granted above, they are not going to answer
-                    // the question!
-                    return;
-                }
-
-                string ownerName = resolveName(m_host.ParentGroup.RootPart.OwnerID);
-                if (ownerName == String.Empty)
-                    ownerName = "(hippos)";
-
-                if (!m_waitingForScriptAnswer)
-                {
-                    lock (m_host.TaskInventory)
-                    {
-                        m_host.TaskInventory[m_item.ItemID].PermsGranter = agentID;
-                        m_host.TaskInventory[m_item.ItemID].PermsMask = 0;
-                    }
-
-                    presence.ControllingClient.OnScriptAnswer += handleScriptAnswer;
-                    m_waitingForScriptAnswer=true;
-                }
-
-                presence.ControllingClient.SendScriptQuestion(
-                    m_host.UUID, m_host.ParentGroup.RootPart.Name, ownerName, m_item.ItemID, perm);
-
-                return;
-            }
-
-            // Requested agent is not in range, refuse perms
-            m_ScriptEngine.PostScriptEvent(
-                m_item.ItemID,
-                new EventParams("run_time_permissions", new Object[] { new LSL_Integer(0) }, new DetectParams[0]));
-        }
-
-        void handleScriptAnswer(IClientAPI client, UUID taskID, UUID itemID, int answer)
-        {
-            if (taskID != m_host.UUID)
-                return;
-
-            client.OnScriptAnswer -= handleScriptAnswer;
-            m_waitingForScriptAnswer = false;
-
-            if ((answer & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) == 0)
-                llReleaseControls();
-
-            lock (m_host.TaskInventory)
-            {
-                m_host.TaskInventory[m_item.ItemID].PermsMask = answer;
-            }
-
-            m_ScriptEngine.PostScriptEvent(
-                m_item.ItemID,
-                new EventParams("run_time_permissions", new Object[] { new LSL_Integer(answer) }, new DetectParams[0]));
-        }
-
-        public LSL_String llGetPermissionsKey()
-        {
-            m_host.AddScriptLPS(1);
-
-            return m_item.PermsGranter.ToString();
-        }
-
-        public LSL_Integer llGetPermissions()
-        {
-            m_host.AddScriptLPS(1);
-
-            int perms = m_item.PermsMask;
-
-            if (m_automaticLinkPermission)
-                perms |= ScriptBaseClass.PERMISSION_CHANGE_LINKS;
-
-            return perms;
-        }
-
-        public LSL_Integer llGetLinkNumber()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_host.ParentGroup.PrimCount > 1)
-            {
-                return m_host.LinkNum;
-            }
-            else
-            {
-                return 0;
-            }
-        }
-
-        public void llSetLinkColor(int linknumber, LSL_Vector color, int face)
-        {
-            List<SceneObjectPart> parts = GetLinkParts(linknumber);
-
-            foreach (SceneObjectPart part in parts)
-                part.SetFaceColorAlpha(face, color, null);
-        }
-
-        public void llCreateLink(string target, int parent)
-        {
-            m_host.AddScriptLPS(1);
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0
-                && !m_automaticLinkPermission)
-            {
-                Error("llCreateLink", "PERMISSION_CHANGE_LINKS permission not set");
-                return;
-            }
-
-            CreateLink(target, parent);
-        }
-
-        public void CreateLink(string target, int parent)
-        {
-            UUID targetID;
-
-            if (!UUID.TryParse(target, out targetID))
-                return;           
-
-            SceneObjectPart targetPart = World.GetSceneObjectPart((UUID)targetID);
-
-            if (targetPart.ParentGroup.AttachmentPoint != 0)
-                return; // Fail silently if attached
-
-            if (targetPart.ParentGroup.RootPart.OwnerID != m_host.ParentGroup.RootPart.OwnerID)
-                return;
-
-            SceneObjectGroup parentPrim = null, childPrim = null;
-
-            if (targetPart != null)
-            {
-                if (parent != 0)
-                {
-                    parentPrim = m_host.ParentGroup;
-                    childPrim = targetPart.ParentGroup;
-                }
-                else
-                {
-                    parentPrim = targetPart.ParentGroup;
-                    childPrim = m_host.ParentGroup;
-                }
-
-                // Required for linking
-                childPrim.RootPart.ClearUpdateSchedule();
-                parentPrim.LinkToGroup(childPrim, true);
-            }
-
-            parentPrim.TriggerScriptChangedEvent(Changed.LINK);
-            parentPrim.RootPart.CreateSelected = true;
-            parentPrim.HasGroupChanged = true;
-            parentPrim.ScheduleGroupForFullUpdate();
-
-            IClientAPI client = null;
-            ScenePresence sp = World.GetScenePresence(m_host.OwnerID);
-            if (sp != null)
-                client = sp.ControllingClient;
-
-            if (client != null)
-                parentPrim.SendPropertiesToClient(client);
-
-            ScriptSleep(m_sleepMsOnCreateLink);
-        }
-
-        public void llBreakLink(int linknum)
-        {
-            m_host.AddScriptLPS(1);
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0
-                && !m_automaticLinkPermission)
-            {
-                Error("llBreakLink", "PERMISSION_CHANGE_LINKS permission not set");
-                return;
-            }
-
-            BreakLink(linknum);
-        }
-
-        public void BreakLink(int linknum)
-        {
-            if (linknum < ScriptBaseClass.LINK_THIS)
-                return;
-
-            SceneObjectGroup parentPrim = m_host.ParentGroup;
-
-            if (parentPrim.AttachmentPoint != 0)
-                return; // Fail silently if attached
-            SceneObjectPart childPrim = null;
-
-            switch (linknum)
-            {
-                case ScriptBaseClass.LINK_ROOT:
-                    break;
-                case ScriptBaseClass.LINK_SET:
-                case ScriptBaseClass.LINK_ALL_OTHERS:
-                case ScriptBaseClass.LINK_ALL_CHILDREN:
-                case ScriptBaseClass.LINK_THIS:
-                    foreach (SceneObjectPart part in parentPrim.Parts)
-                    {
-                        if (part.UUID != m_host.UUID)
-                        {
-                            childPrim = part;
-                            break;
-                        }
-                    }
-                    break;
-                default:
-                    childPrim = parentPrim.GetLinkNumPart(linknum);
-                    if (childPrim.UUID == m_host.UUID)
-                        childPrim = null;
-                    break;
-            }
-
-            if (linknum == ScriptBaseClass.LINK_ROOT)
-            {
-                // Restructuring Multiple Prims.
-                List<SceneObjectPart> parts = new List<SceneObjectPart>(parentPrim.Parts);
-                parts.Remove(parentPrim.RootPart);
-                foreach (SceneObjectPart part in parts)
-                {
-                    parentPrim.DelinkFromGroup(part.LocalId, true);
-                }
-                parentPrim.HasGroupChanged = true;
-                parentPrim.ScheduleGroupForFullUpdate();
-                parentPrim.TriggerScriptChangedEvent(Changed.LINK);
-
-                if (parts.Count > 0)
-                {
-                    SceneObjectPart newRoot = parts[0];
-                    parts.Remove(newRoot);
-                    foreach (SceneObjectPart part in parts)
-                    {
-                        // Required for linking
-                        part.ClearUpdateSchedule();
-                        newRoot.ParentGroup.LinkToGroup(part.ParentGroup);
-                    }
-                    newRoot.ParentGroup.HasGroupChanged = true;
-                    newRoot.ParentGroup.ScheduleGroupForFullUpdate();
-                }
-            }
-            else
-            {
-                if (childPrim == null)
-                    return;
-
-                parentPrim.DelinkFromGroup(childPrim.LocalId, true);
-                parentPrim.HasGroupChanged = true;
-                parentPrim.ScheduleGroupForFullUpdate();
-                parentPrim.TriggerScriptChangedEvent(Changed.LINK);
-            }
-        }
-
-        public void llBreakAllLinks()
-        {
-            m_host.AddScriptLPS(1);
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0
-                && !m_automaticLinkPermission)
-            {
-                Error("llBreakAllLinks", "PERMISSION_CHANGE_LINKS permission not set");
-                return;
-            }
-
-            BreakAllLinks();
-        }
-
-        public void BreakAllLinks()
-        {
-            SceneObjectGroup parentPrim = m_host.ParentGroup;
-            if (parentPrim.AttachmentPoint != 0)
-                return; // Fail silently if attached
-
-            List<SceneObjectPart> parts = new List<SceneObjectPart>(parentPrim.Parts);
-            parts.Remove(parentPrim.RootPart);
-
-            foreach (SceneObjectPart part in parts)
-            {
-                parentPrim.DelinkFromGroup(part.LocalId, true);
-                parentPrim.TriggerScriptChangedEvent(Changed.LINK);
-            }
-            parentPrim.HasGroupChanged = true;
-            parentPrim.ScheduleGroupForFullUpdate();
-        }
-
-        public LSL_String llGetLinkKey(int linknum)
-        {
-            m_host.AddScriptLPS(1);
-
-            ISceneEntity entity = GetLinkEntity(m_host, linknum);
-
-            if (entity != null)
-                return entity.UUID.ToString();
-            else
-                return ScriptBaseClass.NULL_KEY;
-        }
-
-        /// <summary>
-        /// Returns the name of the child prim or seated avatar matching the
-        /// specified link number.
-        /// </summary>
-        /// <param name="linknum">
-        /// The number of a link in the linkset or a link-related constant.
-        /// </param>
-        /// <returns>
-        /// The name determined to match the specified link number.
-        /// </returns>
-        /// <remarks>
-        /// The rules governing the returned name are not simple. The only
-        /// time a blank name is returned is if the target prim has a blank
-        /// name. If no prim with the given link number can be found then
-        /// usually NULL_KEY is returned but there are exceptions.
-        ///
-        /// In a single unlinked prim, A call with 0 returns the name, all
-        /// other values for link number return NULL_KEY
-        ///
-        /// In link sets it is more complicated.
-        ///
-        /// If the script is in the root prim:-
-        ///     A zero link number returns NULL_KEY.
-        ///     Positive link numbers return the name of the prim, or NULL_KEY
-        ///     if a prim does not exist at that position.
-        ///     Negative link numbers return the name of the first child prim.
-        ///
-        /// If the script is in a child prim:-
-        ///     Link numbers 0 or 1 return the name of the root prim.
-        ///     Positive link numbers return the name of the prim or NULL_KEY
-        ///     if a prim does not exist at that position.
-        ///     Negative numbers return the name of the root prim.
-        ///
-        /// References
-        /// http://lslwiki.net/lslwiki/wakka.php?wakka=llGetLinkName
-        /// Mentions NULL_KEY being returned
-        /// http://wiki.secondlife.com/wiki/LlGetLinkName
-        /// Mentions using the LINK_* constants, some of which are negative
-        /// </remarks>
-        public LSL_String llGetLinkName(int linknum)
-        {
-            m_host.AddScriptLPS(1);
-
-            ISceneEntity entity = GetLinkEntity(m_host, linknum);
-
-            if (entity != null)
-                return entity.Name;
-            else
-                return ScriptBaseClass.NULL_KEY;
-        }
-
-        public LSL_Integer llGetInventoryNumber(int type)
-        {
-            m_host.AddScriptLPS(1);
-            int count = 0;
-
-            lock (m_host.TaskInventory)
-            {
-                foreach (KeyValuePair<UUID, TaskInventoryItem> inv in m_host.TaskInventory)
-                {
-                    if (inv.Value.Type == type || type == -1)
-                    {
-                        count = count + 1;
-                    }
-                }
-            }
-
-            return count;
-        }
-
-        public LSL_String llGetInventoryName(int type, int number)
-        {
-            m_host.AddScriptLPS(1);
-            ArrayList keys = new ArrayList();
-
-            lock (m_host.TaskInventory)
-            {
-                foreach (KeyValuePair<UUID, TaskInventoryItem> inv in m_host.TaskInventory)
-                {
-                    if (inv.Value.Type == type || type == -1)
-                    {
-                        keys.Add(inv.Value.Name);
-                    }
-                }
-            }
-
-            if (keys.Count == 0)
-            {
-                return String.Empty;
-            }
-            keys.Sort();
-            if (keys.Count > number)
-            {
-                return (string)keys[number];
-            }
-            return String.Empty;
-        }
-
-        public LSL_Float llGetEnergy()
-        {
-            m_host.AddScriptLPS(1);
-            // TODO: figure out real energy value
-            return 1.0f;
-        }
-
-        public void llGiveInventory(string destination, string inventory)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID destId = UUID.Zero;
-
-            if (!UUID.TryParse(destination, out destId))
-            {
-                Error("llGiveInventory", "Can't parse destination key '" + destination + "'");
-                return;
-            }
-
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(inventory);
-
-            if (item == null)
-            {
-                Error("llGiveInventory", "Can't find inventory object '" + inventory + "'");
-                return;
-            }
-
-            UUID objId = item.ItemID;
-
-            // check if destination is an object
-            if (World.GetSceneObjectPart(destId) != null)
-            {
-                // destination is an object
-                World.MoveTaskInventoryItem(destId, m_host, objId);
-            }
-            else
-            {
-                ScenePresence presence = World.GetScenePresence(destId);
-
-                if (presence == null)
-                {
-                    UserAccount account =
-                            World.UserAccountService.GetUserAccount(
-                            World.RegionInfo.ScopeID,
-                            destId);
-
-                    if (account == null)
-                    {
-                        GridUserInfo info = World.GridUserService.GetGridUserInfo(destId.ToString());
-                        if(info == null || info.Online == false)
-                        {
-                            Error("llGiveInventory", "Can't find destination '" + destId.ToString() + "'");
-                            return;
-                        }
-                    }
-                }
-                // destination is an avatar
-                string message;
-                InventoryItemBase agentItem = World.MoveTaskInventoryItem(destId, UUID.Zero, m_host, objId, out message);
-
-                if (agentItem == null)
-                {
-                    llSay(0, message); 
-                    return;
-                }
-
-                if (m_TransferModule != null)
-                {
-                    byte[] bucket = new byte[1];
-                    bucket[0] = (byte)item.Type;
-
-                    GridInstantMessage msg = new GridInstantMessage(World,
-                            m_host.OwnerID, m_host.Name, destId,
-                            (byte)InstantMessageDialog.TaskInventoryOffered,
-                            false, item.Name+". "+m_host.Name+" is located at "+
-                            World.RegionInfo.RegionName+" "+
-                            m_host.AbsolutePosition.ToString(),
-                            agentItem.ID, true, m_host.AbsolutePosition,
-                            bucket, true);
-
-                    m_TransferModule.SendInstantMessage(msg, delegate(bool success) {});
-                }
-
-                ScriptSleep(m_sleepMsOnGiveInventory);
-            }
-        }
-
-        public void llRemoveInventory(string name)
-        {
-            m_host.AddScriptLPS(1);
-
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-            if (item == null)
-                return;
-
-            if (item.ItemID == m_item.ItemID)
-                throw new ScriptDeleteException();
-            else
-                m_host.Inventory.RemoveInventoryItem(item.ItemID);
-        }
-
-        public void llSetText(string text, LSL_Vector color, double alpha)
-        {
-            m_host.AddScriptLPS(1);
-            Vector3 av3 = Util.Clip(color, 0.0f, 1.0f);
-            if (text.Length > 254)
-                text = text.Remove(254);
-
-            byte[] data;
-            do
-            {
-                data = Util.UTF8.GetBytes(text);
-                if (data.Length > 254)
-                    text = text.Substring(0, text.Length - 1);
-            } while (data.Length > 254);
-
-            m_host.SetText(text, av3, Util.Clip((float)alpha, 0.0f, 1.0f));
-            //m_host.ParentGroup.HasGroupChanged = true;
-            //m_host.ParentGroup.ScheduleGroupForFullUpdate();
-        }
-
-        public LSL_Float llWater(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            return World.RegionInfo.RegionSettings.WaterHeight;
-        }
-
-        public void llPassTouches(int pass)
-        {
-            m_host.AddScriptLPS(1);
-            if (pass != 0)
-                m_host.PassTouches = true;
-            else
-                m_host.PassTouches = false;
-        }
-
-        public LSL_String llRequestAgentData(string id, int data)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID uuid = (UUID)id;
-            PresenceInfo pinfo = null;
-            UserAccount account;
-
-            UserInfoCacheEntry ce;
-
-            lock (m_userInfoCache)
-            {
-                if (!m_userInfoCache.TryGetValue(uuid, out ce))
-                {
-                    account = World.UserAccountService.GetUserAccount(World.RegionInfo.ScopeID, uuid);
-                    if (account == null)
-                    {
-                        m_userInfoCache[uuid] = null; // Cache negative
-                        return UUID.Zero.ToString();
-                    }
-
-                    PresenceInfo[] pinfos = World.PresenceService.GetAgents(new string[] { uuid.ToString() });
-                    if (pinfos != null && pinfos.Length > 0)
-                    {
-                        foreach (PresenceInfo p in pinfos)
-                        {
-                            if (p.RegionID != UUID.Zero)
-                            {
-                                pinfo = p;
-                            }
-                        }
-                    }
-
-                    ce = new UserInfoCacheEntry();
-                    ce.time = Util.EnvironmentTickCount();
-                    ce.account = account;
-                    ce.pinfo = pinfo;
-
-                    m_userInfoCache[uuid] = ce;
-                }
-                else
-                {
-                    if (ce == null)
-                        return UUID.Zero.ToString();
-
-                    account = ce.account;
-
-                    if (Util.EnvironmentTickCount() < ce.time || (Util.EnvironmentTickCount() - ce.time) 
-                        >= LlRequestAgentDataCacheTimeoutMs)
-                    {
-                        PresenceInfo[] pinfos = World.PresenceService.GetAgents(new string[] { uuid.ToString() });
-                        if (pinfos != null && pinfos.Length > 0)
-                        {
-                            foreach (PresenceInfo p in pinfos)
-                            {
-                                if (p.RegionID != UUID.Zero)
-                                {
-                                    pinfo = p;
-                                }
-                            }
-                        }
-                        else
-                        {
-                            pinfo = null;
-                        }
-
-                        ce.time = Util.EnvironmentTickCount();
-                        ce.pinfo = pinfo;
-                    }
-                    else
-                    {
-                        pinfo = ce.pinfo;
-                    }
-                }
-            }
-
-            string reply = String.Empty;
-
-            switch (data)
-            {
-            case ScriptBaseClass.DATA_ONLINE:
-                if (pinfo != null && pinfo.RegionID != UUID.Zero)
-                    reply = "1";
-                else
-                    reply = "0";
-                break;
-            case ScriptBaseClass.DATA_NAME: // (First Last)
-                reply = account.FirstName + " " + account.LastName;
-                break;
-            case ScriptBaseClass.DATA_BORN: // (YYYY-MM-DD)
-                DateTime born = new DateTime(1970, 1, 1, 0, 0, 0, 0);
-                born = born.AddSeconds(account.Created);
-                reply = born.ToString("yyyy-MM-dd");
-                break;
-            case ScriptBaseClass.DATA_RATING: // (0,0,0,0,0,0)
-                reply = "0,0,0,0,0,0";
-                break;
-            case 7: // DATA_USERLEVEL (integer).  This is not available in LL and so has no constant.
-                reply = account.UserLevel.ToString();
-                break;
-            case ScriptBaseClass.DATA_PAYINFO: // (0|1|2|3)
-                reply = "0";
-                break;
-            default:
-                return UUID.Zero.ToString(); // Raise no event
-            }
-
-            UUID rq = UUID.Random();
-
-            UUID tid = AsyncCommands.
-                DataserverPlugin.RegisterRequest(m_host.LocalId,
-                                             m_item.ItemID, rq.ToString());
-
-            AsyncCommands.
-            DataserverPlugin.DataserverReply(rq.ToString(), reply);
-
-            ScriptSleep(m_sleepMsOnRequestAgentData);
-            return tid.ToString();
-        }
-
-        public LSL_String llRequestInventoryData(string name)
-        {
-            m_host.AddScriptLPS(1);
-
-            foreach (TaskInventoryItem item in m_host.Inventory.GetInventoryItems())
-            {
-                if (item.Type == 3 && item.Name == name)
-                {
-                    UUID tid = AsyncCommands.
-                        DataserverPlugin.RegisterRequest(m_host.LocalId,
-                                                     m_item.ItemID, item.AssetID.ToString());
-
-                    Vector3 region = new Vector3(World.RegionInfo.WorldLocX, World.RegionInfo.WorldLocY, 0);
-
-                    World.AssetService.Get(item.AssetID.ToString(), this,
-                        delegate(string i, object sender, AssetBase a)
-                        {
-                            AssetLandmark lm = new AssetLandmark(a);
-
-                            float rx = (uint)(lm.RegionHandle >> 32);
-                            float ry = (uint)lm.RegionHandle;
-                            region = lm.Position + new Vector3(rx, ry, 0) - region;
-
-                            string reply = region.ToString();
-                            AsyncCommands.
-                                DataserverPlugin.DataserverReply(i.ToString(),
-                                                             reply);
-                        });
-
-                    ScriptSleep(m_sleepMsOnRequestInventoryData);
-                    return tid.ToString();
-                }
-            }
-
-            ScriptSleep(m_sleepMsOnRequestInventoryData);
-            return String.Empty;
-        }
-
-        public void llSetDamage(double damage)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.ParentGroup.Damage = (float)damage;
-        }
-
-        public void llTeleportAgentHome(string agent)
-        {
-            m_host.AddScriptLPS(1);
-            UUID agentId = new UUID();
-            if (UUID.TryParse(agent, out agentId))
-            {
-                ScenePresence presence = World.GetScenePresence(agentId);
-                if (presence != null)
-                {
-                    // agent must be over the owners land
-                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)
-                    {
-                        World.TeleportClientHome(agentId, presence.ControllingClient);
-                    }
-                }
-            }
-
-            ScriptSleep(m_sleepMsOnSetDamage);
-        }
-
-        public void llTeleportAgent(string agent, string destination, LSL_Vector targetPos, LSL_Vector targetLookAt)
-        {
-            m_host.AddScriptLPS(1);
-            UUID agentId = new UUID();
-
-            if (UUID.TryParse(agent, out agentId))
-            {
-                ScenePresence presence = World.GetScenePresence(agentId);
-                if (presence != null && presence.PresenceType != PresenceType.Npc)
-                {
-                    // agent must not be a god
-                    if (presence.GodLevel >= 200) return;
-
-                    if (destination == String.Empty)
-                        destination = World.RegionInfo.RegionName;
-
-                    // agent must be over the owners land
-                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)
-                    {
-                        DoLLTeleport(presence, destination, targetPos, targetLookAt);
-                    }
-                    else // or must be wearing the prim
-                    {
-                        if (m_host.ParentGroup.AttachmentPoint != 0 && m_host.OwnerID == presence.UUID)
-                        {
-                            DoLLTeleport(presence, destination, targetPos, targetLookAt);
-                        }
-                    }
-                }
-            }
-        }
-
-        public void llTeleportAgentGlobalCoords(string agent, LSL_Vector global_coords, LSL_Vector targetPos, LSL_Vector targetLookAt)
-        {
-            m_host.AddScriptLPS(1);
-            UUID agentId = new UUID();
-
-            ulong regionHandle = Util.RegionWorldLocToHandle((uint)global_coords.x, (uint)global_coords.y);
-
-            if (UUID.TryParse(agent, out agentId))
-            {
-                ScenePresence presence = World.GetScenePresence(agentId);
-                if (presence != null && presence.PresenceType != PresenceType.Npc)
-                {
-                    // agent must not be a god
-                    if (presence.GodLevel >= 200) return;
-
-                    // agent must be over the owners land
-                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)
-                    {
-                        World.RequestTeleportLocation(presence.ControllingClient, regionHandle, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);
-                    }
-                    else // or must be wearing the prim
-                    {
-                        if (m_host.ParentGroup.AttachmentPoint != 0 && m_host.OwnerID == presence.UUID)
-                        {
-                            World.RequestTeleportLocation(presence.ControllingClient, regionHandle, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);
-                        }
-                    }
-                }
-            }
-        }
-
-        private void DoLLTeleport(ScenePresence sp, string destination, Vector3 targetPos, Vector3 targetLookAt)
-        {
-            UUID assetID = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, destination);
-
-            // The destinaion is not an asset ID and also doesn't name a landmark.
-            // Use it as a sim name
-            if (assetID == UUID.Zero)
-            {
-                World.RequestTeleportLocation(sp.ControllingClient, destination, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);
-                return;
-            }
-
-            AssetBase lma = World.AssetService.Get(assetID.ToString());
-            if (lma == null)
-                return;
-
-            if (lma.Type != (sbyte)AssetType.Landmark)
-                return;
-
-            AssetLandmark lm = new AssetLandmark(lma);
-
-            World.RequestTeleportLocation(sp.ControllingClient, lm.RegionHandle, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);
-        }
-
-        public void llTextBox(string agent, string message, int chatChannel)
-        {
-            IDialogModule dm = World.RequestModuleInterface<IDialogModule>();
-
-            if (dm == null)
-                return;
-
-            m_host.AddScriptLPS(1);
-            UUID av = new UUID();
-            if (!UUID.TryParse(agent,out av))
-            {
-                Error("llTextBox", "First parameter must be a key");
-                return;
-            }
-
-            if (message == string.Empty)
-            {
-                Error("llTextBox", "Empty message");
-            }
-            else if (message.Length > 512)
-            {
-                Error("llTextBox", "Message more than 512 characters");
-            }
-            else
-            {
-                dm.SendTextBoxToUser(av, message, chatChannel, m_host.Name, m_host.UUID, m_host.OwnerID);
-                ScriptSleep(m_sleepMsOnTextBox);
-            }
-        }
-
-        public void llModifyLand(int action, int brush)
-        {
-            m_host.AddScriptLPS(1);
-            ITerrainModule tm = m_ScriptEngine.World.RequestModuleInterface<ITerrainModule>();
-            if (tm != null)
-            {
-                tm.ModifyTerrain(m_host.OwnerID, m_host.AbsolutePosition, (byte) brush, (byte) action, m_host.OwnerID);
-            }
-        }
-
-        public void llCollisionSound(string impact_sound, double impact_volume)
-        {
-            m_host.AddScriptLPS(1);
-
-            // TODO: Parameter check logic required.
-            m_host.CollisionSound = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, impact_sound, AssetType.Sound);
-            m_host.CollisionSoundVolume = (float)impact_volume;
-        }
-
-        public LSL_String llGetAnimation(string id)
-        {
-            // This should only return a value if the avatar is in the same region
-            m_host.AddScriptLPS(1);
-            UUID avatar = (UUID)id;
-            ScenePresence presence = World.GetScenePresence(avatar);
-            if (presence == null)
-                return "";
-
-            if (m_host.RegionHandle == presence.RegionHandle)
-            {
-                Dictionary<UUID, string> animationstateNames = DefaultAvatarAnimations.AnimStateNames;
-
-                if (presence != null)
-                {
-                    AnimationSet currentAnims = presence.Animator.Animations;
-                    string currentAnimationState = String.Empty;
-                    if (animationstateNames.TryGetValue(currentAnims.ImplicitDefaultAnimation.AnimID, out currentAnimationState))
-                        return currentAnimationState;
-                }
-            }
-
-            return String.Empty;
-        }
-
-        public void llMessageLinked(int linknumber, int num, string msg, string id)
-        {
-            m_host.AddScriptLPS(1);
-
-            List<SceneObjectPart> parts = GetLinkParts(linknumber);
-
-            UUID partItemID;
-            foreach (SceneObjectPart part in parts)
-            {
-                foreach (TaskInventoryItem item in part.Inventory.GetInventoryItems())
-                {
-                    if (item.Type == ScriptBaseClass.INVENTORY_SCRIPT)
-                    {
-                        partItemID = item.ItemID;
-                        int linkNumber = m_host.LinkNum;
-                        if (m_host.ParentGroup.PrimCount == 1)
-                            linkNumber = 0;
-
-                        object[] resobj = new object[]
-                                  {
-                                      new LSL_Integer(linkNumber), new LSL_Integer(num), new LSL_String(msg), new LSL_String(id)
-                                  };
-
-                        m_ScriptEngine.PostScriptEvent(partItemID,
-                                new EventParams("link_message",
-                                resobj, new DetectParams[0]));
-                    }
-                }
-            }
-        }
-
-        public void llPushObject(string target, LSL_Vector impulse, LSL_Vector ang_impulse, int local)
-        {
-            m_host.AddScriptLPS(1);
-            bool pushrestricted = World.RegionInfo.RegionSettings.RestrictPushing;
-            bool pushAllowed = false;
-
-            bool pusheeIsAvatar = false;
-            UUID targetID = UUID.Zero;
-
-            if (!UUID.TryParse(target,out targetID))
-                return;
-
-            ScenePresence pusheeav = null;
-            Vector3 PusheePos = Vector3.Zero;
-            SceneObjectPart pusheeob = null;
-
-            ScenePresence avatar = World.GetScenePresence(targetID);
-            if (avatar != null)
-            {
-                pusheeIsAvatar = true;
-
-                // Pushee doesn't have a physics actor
-                if (avatar.PhysicsActor == null)
-                    return;
-
-                // Pushee is in GodMode this pushing object isn't owned by them
-                if (avatar.GodLevel > 0 && m_host.OwnerID != targetID)
-                    return;
-
-                pusheeav = avatar;
-
-                // Find pushee position
-                // Pushee Linked?
-                SceneObjectPart sitPart = pusheeav.ParentPart;
-                if (sitPart != null)
-                    PusheePos = sitPart.AbsolutePosition;
-                else
-                    PusheePos = pusheeav.AbsolutePosition;
-            }
-
-            if (!pusheeIsAvatar)
-            {
-                // not an avatar so push is not affected by parcel flags
-                pusheeob = World.GetSceneObjectPart((UUID)target);
-
-                // We can't find object
-                if (pusheeob == null)
-                    return;
-
-                // Object not pushable.  Not an attachment and has no physics component
-                if (!pusheeob.ParentGroup.IsAttachment && pusheeob.PhysActor == null)
-                    return;
-
-                PusheePos = pusheeob.AbsolutePosition;
-                pushAllowed = true;
-            }
-            else
-            {
-                if (pushrestricted)
-                {
-                    ILandObject targetlandObj = World.LandChannel.GetLandObject(PusheePos);
-
-                    // We didn't find the parcel but region is push restricted so assume it is NOT ok
-                    if (targetlandObj == null)
-                        return;
-
-                    // Need provisions for Group Owned here
-                    if (m_host.OwnerID == targetlandObj.LandData.OwnerID ||
-                        targetlandObj.LandData.IsGroupOwned || m_host.OwnerID == targetID)
-                    {
-                        pushAllowed = true;
-                    }
-                }
-                else
-                {
-                    ILandObject targetlandObj = World.LandChannel.GetLandObject(PusheePos);
-                    if (targetlandObj == null)
-                    {
-                        // We didn't find the parcel but region isn't push restricted so assume it's ok
-                        pushAllowed = true;
-                    }
-                    else
-                    {
-                        // Parcel push restriction
-                        if ((targetlandObj.LandData.Flags & (uint)ParcelFlags.RestrictPushObject) == (uint)ParcelFlags.RestrictPushObject)
-                        {
-                            // Need provisions for Group Owned here
-                            if (m_host.OwnerID == targetlandObj.LandData.OwnerID ||
-                                targetlandObj.LandData.IsGroupOwned ||
-                                m_host.OwnerID == targetID)
-                            {
-                                pushAllowed = true;
-                            }
-
-                            //ParcelFlags.RestrictPushObject
-                            //pushAllowed = true;
-                        }
-                        else
-                        {
-                            // Parcel isn't push restricted
-                            pushAllowed = true;
-                        }
-                    }
-                }
-            }
-
-            if (pushAllowed)
-            {
-                float distance = (PusheePos - m_host.AbsolutePosition).Length();
-                float distance_term = distance * distance * distance; // Script Energy
-                float pusher_mass = m_host.GetMass();
-
-                float PUSH_ATTENUATION_DISTANCE = 17f;
-                float PUSH_ATTENUATION_SCALE = 5f;
-                float distance_attenuation = 1f;
-                if (distance > PUSH_ATTENUATION_DISTANCE)
-                {
-                    float normalized_units = 1f + (distance - PUSH_ATTENUATION_DISTANCE) / PUSH_ATTENUATION_SCALE;
-                    distance_attenuation = 1f / normalized_units;
-                }
-
-                Vector3 applied_linear_impulse = impulse;
-                {
-                    float impulse_length = applied_linear_impulse.Length();
-
-                    float desired_energy = impulse_length * pusher_mass;
-                    if (desired_energy > 0f)
-                        desired_energy += distance_term;
-
-                    float scaling_factor = 1f;
-                    scaling_factor *= distance_attenuation;
-                    applied_linear_impulse *= scaling_factor;
-
-                }
-
-                if (pusheeIsAvatar)
-                {
-                    if (pusheeav != null)
-                    {
-                        PhysicsActor pa = pusheeav.PhysicsActor;
-
-                        if (pa != null)
-                        {
-                            if (local != 0)
-                            {
-                                applied_linear_impulse *= m_host.GetWorldRotation();
-                            }
-
-                            pa.AddForce(applied_linear_impulse, true);
-                        }
-                    }
-                }
-                else
-                {
-                    if (pusheeob != null)
-                    {
-                        if (pusheeob.PhysActor != null)
-                        {
-                            pusheeob.ApplyImpulse(applied_linear_impulse, local != 0);
-                        }
-                    }
-                }
-            }
-        }
-
-        public void llPassCollisions(int pass)
-        {
-            m_host.AddScriptLPS(1);
-            if (pass == 0)
-            {
-                m_host.PassCollisions = false;
-            }
-            else
-            {
-                m_host.PassCollisions = true;
-            }
-        }
-
-        public LSL_String llGetScriptName()
-        {
-            m_host.AddScriptLPS(1);
-
-            return m_item.Name != null ? m_item.Name : String.Empty;
-        }
-
-        public LSL_Integer llGetLinkNumberOfSides(int link)
-        {
-            m_host.AddScriptLPS(1);
-
-            SceneObjectPart linkedPart;
-
-            if (link == ScriptBaseClass.LINK_ROOT)
-                linkedPart = m_host.ParentGroup.RootPart;
-            else if (link == ScriptBaseClass.LINK_THIS)
-                linkedPart = m_host;
-            else
-                linkedPart = m_host.ParentGroup.GetLinkNumPart(link);
-
-            return GetNumberOfSides(linkedPart);
-        }
-
-        public LSL_Integer llGetNumberOfSides()
-        {
-            m_host.AddScriptLPS(1);
-
-            return GetNumberOfSides(m_host);
-        }
-
-        protected int GetNumberOfSides(SceneObjectPart part)
-        {
-            int sides = part.GetNumberOfSides();
-
-            if (part.GetPrimType() == PrimType.SPHERE && part.Shape.ProfileHollow > 0)
-            {
-                // Make up for a bug where LSL shows 4 sides rather than 2
-                sides += 2;
-            }
-
-            return sides;
-        }
-
-
-        /* The new / changed functions were tested with the following LSL script:
-
-        default
-        {
-            state_entry()
-            {
-                rotation rot = llEuler2Rot(<0,70,0> * DEG_TO_RAD);
-
-                llOwnerSay("to get here, we rotate over: "+ (string) llRot2Axis(rot));
-                llOwnerSay("and we rotate for: "+ (llRot2Angle(rot) * RAD_TO_DEG));
-
-                // convert back and forth between quaternion <-> vector and angle
-
-                rotation newrot = llAxisAngle2Rot(llRot2Axis(rot),llRot2Angle(rot));
-
-                llOwnerSay("Old rotation was: "+(string) rot);
-                llOwnerSay("re-converted rotation is: "+(string) newrot);
-
-                llSetRot(rot);  // to check the parameters in the prim
-            }
-        }
-        */
-
-        // Xantor 29/apr/2008
-        // Returns rotation described by rotating angle radians about axis.
-        // q = cos(a/2) + i (x * sin(a/2)) + j (y * sin(a/2)) + k (z * sin(a/2))
-        public LSL_Rotation llAxisAngle2Rot(LSL_Vector axis, double angle)
-        {
-            m_host.AddScriptLPS(1);
-
-            double x, y, z, s, t;
-
-            s = Math.Cos(angle * 0.5);
-            t = Math.Sin(angle * 0.5); // temp value to avoid 2 more sin() calcs
-            axis =  LSL_Vector.Norm(axis);
-            x = axis.x * t;
-            y = axis.y * t;
-            z = axis.z * t;
-
-            return new LSL_Rotation(x,y,z,s);
-        }
-
-        /// <summary>
-        /// Returns the axis of rotation for a quaternion
-        /// </summary>
-        /// <returns></returns>
-        /// <param name='rot'></param>
-        public LSL_Vector llRot2Axis(LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (Math.Abs(rot.s) > 1) // normalization needed
-                rot.Normalize();
-
-            double s = Math.Sqrt(1 - rot.s * rot.s);
-            if (s < 0.001)
-            {
-                return new LSL_Vector(1, 0, 0);
-            }
-            else
-            {
-                double invS = 1.0 / s;
-                if (rot.s < 0) invS = -invS;
-                return new LSL_Vector(rot.x * invS, rot.y * invS, rot.z * invS);
-            }
-        }
-
-
-        // Returns the angle of a quaternion (see llRot2Axis for the axis)
-        public LSL_Float llRot2Angle(LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (Math.Abs(rot.s) > 1) // normalization needed
-                rot.Normalize();
-
-            double angle = 2 * Math.Acos(rot.s);
-            if (angle > Math.PI) 
-                angle = 2 * Math.PI - angle;
-
-            return angle;
-        }
-
-        public LSL_Float llAcos(double val)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Acos(val);
-        }
-
-        public LSL_Float llAsin(double val)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Asin(val);
-        }
-
-        // jcochran 5/jan/2012
-        public LSL_Float llAngleBetween(LSL_Rotation a, LSL_Rotation b)
-        {
-            m_host.AddScriptLPS(1);
-
-            double aa = (a.x * a.x + a.y * a.y + a.z * a.z + a.s * a.s);
-            double bb = (b.x * b.x + b.y * b.y + b.z * b.z + b.s * b.s);
-            double aa_bb = aa * bb;
-            if (aa_bb == 0) return 0.0;
-            double ab = (a.x * b.x + a.y * b.y + a.z * b.z + a.s * b.s);
-            double quotient = (ab * ab) / aa_bb;
-            if (quotient >= 1.0) return 0.0;
-            return Math.Acos(2 * quotient - 1);
-        }
-
-        public LSL_String llGetInventoryKey(string name)
-        {
-            m_host.AddScriptLPS(1);
-
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-            if (item == null)
-                return UUID.Zero.ToString();
-
-            if ((item.CurrentPermissions
-                 & (uint)(PermissionMask.Copy | PermissionMask.Transfer | PermissionMask.Modify))
-                    == (uint)(PermissionMask.Copy | PermissionMask.Transfer | PermissionMask.Modify))
-            {
-                return item.AssetID.ToString();
-            }
-
-            return UUID.Zero.ToString();
-        }
-
-        public void llAllowInventoryDrop(int add)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (add != 0)
-                m_host.ParentGroup.RootPart.AllowedDrop = true;
-            else
-                m_host.ParentGroup.RootPart.AllowedDrop = false;
-
-            // Update the object flags
-            m_host.ParentGroup.RootPart.aggregateScriptEvents();
-        }
-
-        public LSL_Vector llGetSunDirection()
-        {
-            m_host.AddScriptLPS(1);
-
-            LSL_Vector SunDoubleVector3;
-            Vector3 SunFloatVector3;
-
-            // sunPosition estate setting is set in OpenSim.Region.CoreModules.SunModule
-            // have to convert from Vector3 (float) to LSL_Vector (double)
-            SunFloatVector3 = World.RegionInfo.RegionSettings.SunVector;
-            SunDoubleVector3.x = (double)SunFloatVector3.X;
-            SunDoubleVector3.y = (double)SunFloatVector3.Y;
-            SunDoubleVector3.z = (double)SunFloatVector3.Z;
-
-            return SunDoubleVector3;
-        }
-
-        public LSL_Vector llGetTextureOffset(int face)
-        {
-            m_host.AddScriptLPS(1);
-            return GetTextureOffset(m_host, face);
-        }
-
-        protected LSL_Vector GetTextureOffset(SceneObjectPart part, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            LSL_Vector offset = new LSL_Vector();
-            if (face == ScriptBaseClass.ALL_SIDES)
-            {
-                face = 0;
-            }
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                offset.x = tex.GetFace((uint)face).OffsetU;
-                offset.y = tex.GetFace((uint)face).OffsetV;
-                offset.z = 0.0;
-                return offset;
-            }
-            else
-            {
-                return offset;
-            }
-        }
-
-        public LSL_Vector llGetTextureScale(int side)
-        {
-            m_host.AddScriptLPS(1);
-            Primitive.TextureEntry tex = m_host.Shape.Textures;
-            LSL_Vector scale;
-            if (side == -1)
-            {
-                side = 0;
-            }
-            scale.x = tex.GetFace((uint)side).RepeatU;
-            scale.y = tex.GetFace((uint)side).RepeatV;
-            scale.z = 0.0;
-            return scale;
-        }
-
-        public LSL_Float llGetTextureRot(int face)
-        {
-            m_host.AddScriptLPS(1);
-            return GetTextureRot(m_host, face);
-        }
-
-        protected LSL_Float GetTextureRot(SceneObjectPart part, int face)
-        {
-            Primitive.TextureEntry tex = part.Shape.Textures;
-            if (face == -1)
-            {
-                face = 0;
-            }
-            if (face >= 0 && face < GetNumberOfSides(part))
-            {
-                return tex.GetFace((uint)face).Rotation;
-            }
-            else
-            {
-                return 0.0;
-            }
-        }
-
-        public LSL_Integer llSubStringIndex(string source, string pattern)
-        {
-            m_host.AddScriptLPS(1);
-            return source.IndexOf(pattern);
-        }
-
-        public LSL_String llGetOwnerKey(string id)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key = new UUID();
-            if (UUID.TryParse(id, out key))
-            {
-                try
-                {
-                    SceneObjectPart obj = World.GetSceneObjectPart(key);
-                    if (obj == null)
-                        return id; // the key is for an agent so just return the key
-                    else
-                        return obj.OwnerID.ToString();
-                }
-                catch (KeyNotFoundException)
-                {
-                    return id; // The Object/Agent not in the region so just return the key
-                }
-            }
-            else
-            {
-                return UUID.Zero.ToString();
-            }
-        }
-
-        public LSL_Vector llGetCenterOfMass()
-        {
-            m_host.AddScriptLPS(1);
-
-            return new LSL_Vector(m_host.GetCenterOfMass());
-        }
-
-        public LSL_List llListSort(LSL_List src, int stride, int ascending)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (stride <= 0)
-            {
-                stride = 1;
-            }
-            return src.Sort(stride, ascending);
-        }
-
-        public LSL_Integer llGetListLength(LSL_List src)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (src == null)
-            {
-                return 0;
-            }
-            else
-            {
-                return src.Length;
-            }
-        }
-
-        public LSL_Integer llList2Integer(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-            if (index >= src.Length || index < 0)
-            {
-                return 0;
-            }
-
-            // Vectors & Rotations always return zero in SL, but
-            //  keys don't always return zero, it seems to be a bit complex.
-            else if (src.Data[index] is LSL_Vector ||
-                    src.Data[index] is LSL_Rotation)
-            {
-                return 0;
-            }
-            try
-            {
-
-                if (src.Data[index] is LSL_Integer)
-                    return (LSL_Integer)src.Data[index];
-                else if (src.Data[index] is LSL_Float)
-                    return Convert.ToInt32(((LSL_Float)src.Data[index]).value);
-                return new LSL_Integer(src.Data[index].ToString());
-            }
-            catch (FormatException)
-            {
-                return 0;
-            }
-        }
-
-        public LSL_Float llList2Float(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-            if (index >= src.Length || index < 0)
-            {
-                return 0.0;
-            }
-
-            // Vectors & Rotations always return zero in SL
-            else if (src.Data[index] is LSL_Vector ||
-                    src.Data[index] is LSL_Rotation)
-            {
-                return 0;
-            }
-            // valid keys seem to get parsed as integers then converted to floats
-            else
-            {
-                UUID uuidt;
-                if (src.Data[index] is LSL_Key && UUID.TryParse(src.Data[index].ToString(), out uuidt))
-                {
-                    return Convert.ToDouble(new LSL_Integer(src.Data[index].ToString()).value);
-                }
-            }
-            try
-            {
-                if (src.Data[index] is LSL_Integer)
-                    return Convert.ToDouble(((LSL_Integer)src.Data[index]).value);
-                else if (src.Data[index] is LSL_Float)
-                    return Convert.ToDouble(((LSL_Float)src.Data[index]).value);
-                else if (src.Data[index] is LSL_String)
-                    return Convert.ToDouble(((LSL_String)src.Data[index]).m_string);
-                return Convert.ToDouble(src.Data[index]);
-            }
-            catch (FormatException)
-            {
-                return 0.0;
-            }
-        }
-
-        public LSL_String llList2String(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-            if (index >= src.Length || index < 0)
-            {
-                return String.Empty;
-            }
-            return src.Data[index].ToString();
-        }
-
-        public LSL_Key llList2Key(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-
-            if (index >= src.Length || index < 0)
-            {
-                return "";
-            }
-
-            // SL spits out an empty string for types other than key & string
-            // At the time of patching, LSL_Key is currently LSL_String,
-            // so the OR check may be a little redundant, but it's being done
-            // for completion and should LSL_Key ever be implemented
-            // as it's own struct
-            // NOTE: 3rd case is needed because a NULL_KEY comes through as
-            // type 'obj' and wrongly returns ""
-            else if (!(src.Data[index] is LSL_String ||
-                       src.Data[index] is LSL_Key ||
-                       src.Data[index].ToString() == "00000000-0000-0000-0000-000000000000"))
-            {
-                return "";
-            }
-
-            return src.Data[index].ToString();
-        }
-
-        public LSL_Vector llList2Vector(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-            if (index >= src.Length || index < 0)
-            {
-                return new LSL_Vector(0, 0, 0);
-            }
-            if (src.Data[index].GetType() == typeof(LSL_Vector))
-            {
-                return (LSL_Vector)src.Data[index];
-            }
-
-            // SL spits always out ZERO_VECTOR for anything other than
-            // strings or vectors. Although keys always return ZERO_VECTOR,
-            // it is currently difficult to make the distinction between
-            // a string, a key as string and a string that by coincidence
-            // is a string, so we're going to leave that up to the
-            // LSL_Vector constructor.
-            else if (!(src.Data[index] is LSL_String ||
-                    src.Data[index] is LSL_Vector))
-            {
-                return new LSL_Vector(0, 0, 0);
-            }
-            else
-            {
-                return new LSL_Vector(src.Data[index].ToString());
-            }
-        }
-
-        public LSL_Rotation llList2Rot(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-            if (index >= src.Length || index < 0)
-            {
-                return new LSL_Rotation(0, 0, 0, 1);
-            }
-
-            // SL spits always out ZERO_ROTATION for anything other than
-            // strings or vectors. Although keys always return ZERO_ROTATION,
-            // it is currently difficult to make the distinction between
-            // a string, a key as string and a string that by coincidence
-            // is a string, so we're going to leave that up to the
-            // LSL_Rotation constructor.
-            else if (!(src.Data[index] is LSL_String ||
-                    src.Data[index] is LSL_Rotation))
-            {
-                return new LSL_Rotation(0, 0, 0, 1);
-            }
-            else if (src.Data[index].GetType() == typeof(LSL_Rotation))
-            {
-                return (LSL_Rotation)src.Data[index];
-            }
-            else
-            {
-                return new LSL_Rotation(src.Data[index].ToString());
-            }
-        }
-
-        public LSL_List llList2List(LSL_List src, int start, int end)
-        {
-            m_host.AddScriptLPS(1);
-            return src.GetSublist(start, end);
-        }
-
-        public LSL_List llDeleteSubList(LSL_List src, int start, int end)
-        {
-            return src.DeleteSublist(start, end);
-        }
-
-        public LSL_Integer llGetListEntryType(LSL_List src, int index)
-        {
-            m_host.AddScriptLPS(1);
-            if (index < 0)
-            {
-                index = src.Length + index;
-            }
-            if (index >= src.Length)
-            {
-                return 0;
-            }
-
-            if (src.Data[index] is LSL_Integer || src.Data[index] is Int32)
-                return 1;
-            if (src.Data[index] is LSL_Float || src.Data[index] is Single || src.Data[index] is Double)
-                return 2;
-            if (src.Data[index] is LSL_String || src.Data[index] is String)
-            {
-                UUID tuuid;
-                if (UUID.TryParse(src.Data[index].ToString(), out tuuid))
-                {
-                    return 4;
-                }
-                else
-                {
-                    return 3;
-                }
-            }
-            if (src.Data[index] is LSL_Vector)
-                return 5;
-            if (src.Data[index] is LSL_Rotation)
-                return 6;
-            if (src.Data[index] is LSL_List)
-                return 7;
-            return 0;
-
-        }
-
-        /// <summary>
-        /// Process the supplied list and return the
-        /// content of the list formatted as a comma
-        /// separated list. There is a space after
-        /// each comma.
-        /// </summary>
-        public LSL_String llList2CSV(LSL_List src)
-        {
-            m_host.AddScriptLPS(1);
-
-            return string.Join(", ",
-                    (new List<object>(src.Data)).ConvertAll<string>(o =>
-                    {
-                        return o.ToString();
-                    }).ToArray());
-        }
-
-        /// <summary>
-        /// The supplied string is scanned for commas
-        /// and converted into a list. Commas are only
-        /// effective if they are encountered outside
-        /// of '<' '>' delimiters. Any whitespace
-        /// before or after an element is trimmed.
-        /// </summary>
-
-        public LSL_List llCSV2List(string src)
-        {
-
-            LSL_List result = new LSL_List();
-            int parens = 0;
-            int start  = 0;
-            int length = 0;
-
-            m_host.AddScriptLPS(1);
-
-            for (int i = 0; i < src.Length; i++)
-            {
-                switch (src[i])
-                {
-                    case '<':
-                        parens++;
-                        length++;
-                        break;
-                    case '>':
-                        if (parens > 0)
-                            parens--;
-                        length++;
-                        break;
-                    case ',':
-                        if (parens == 0)
-                        {
-                            result.Add(new LSL_String(src.Substring(start,length).Trim()));
-                            start += length+1;
-                            length = 0;
-                        }
-                        else
-                        {
-                            length++;
-                        }
-                        break;
-                    default:
-                        length++;
-                        break;
-                }
-            }
-
-            result.Add(new LSL_String(src.Substring(start,length).Trim()));
-
-            return result;
-        }
-
-        ///  <summary>
-        ///  Randomizes the list, be arbitrarily reordering
-        ///  sublists of stride elements. As the stride approaches
-        ///  the size of the list, the options become very
-        ///  limited.
-        ///  </summary>
-        ///  <remarks>
-        ///  This could take a while for very large list
-        ///  sizes.
-        ///  </remarks>
-
-        public LSL_List llListRandomize(LSL_List src, int stride)
-        {
-            LSL_List result;
-            BetterRandom rand = new BetterRandom();
-
-            int   chunkk;
-            int[] chunks;
-
-            m_host.AddScriptLPS(1);
-
-            if (stride <= 0)
-            {
-                stride = 1;
-            }
-
-            // Stride MUST be a factor of the list length
-            // If not, then return the src list. This also
-            // traps those cases where stride > length.
-
-            if (src.Length != stride && src.Length % stride == 0)
-            {
-                chunkk = src.Length/stride;
-
-                chunks = new int[chunkk];
-
-                for (int i = 0; i < chunkk; i++)
-                {
-                    chunks[i] = i;
-                }
-
-                // Knuth shuffle the chunkk index
-                for (int i = chunkk - 1; i > 0; i--)
-                {
-                    // Elect an unrandomized chunk to swap
-                    int index = rand.Next(i + 1);
-
-                    // and swap position with first unrandomized chunk
-                    int tmp = chunks[i];
-                    chunks[i] = chunks[index];
-                    chunks[index] = tmp;
-                }
-
-                // Construct the randomized list
-
-                result = new LSL_List();
-
-                for (int i = 0; i < chunkk; i++)
-                {
-                    for (int j = 0; j < stride; j++)
-                    {
-                        result.Add(src.Data[chunks[i] * stride + j]);
-                    }
-                }
-            }
-            else {
-                object[] array = new object[src.Length];
-                Array.Copy(src.Data, 0, array, 0, src.Length);
-                result = new LSL_List(array);
-            }
-
-            return result;
-        }
-
-        /// <summary>
-        /// Elements in the source list starting with 0 and then
-        /// every i+stride. If the stride is negative then the scan
-        /// is backwards producing an inverted result.
-        /// Only those elements that are also in the specified
-        /// range are included in the result.
-        /// </summary>
-
-        public LSL_List llList2ListStrided(LSL_List src, int start, int end, int stride)
-        {
-
-            LSL_List result = new LSL_List();
-            int[] si = new int[2];
-            int[] ei = new int[2];
-            bool twopass = false;
-
-            m_host.AddScriptLPS(1);
-
-            //  First step is always to deal with negative indices
-
-            if (start < 0)
-                start = src.Length+start;
-            if (end   < 0)
-                end   = src.Length+end;
-
-            //  Out of bounds indices are OK, just trim them
-            //  accordingly
-
-            if (start > src.Length)
-                start = src.Length;
-
-            if (end > src.Length)
-                end = src.Length;
-
-            if (stride == 0)
-                stride = 1;
-
-            //  There may be one or two ranges to be considered
-
-            if (start != end)
-            {
-
-                if (start <= end)
-                {
-                   si[0] = start;
-                   ei[0] = end;
-                }
-                else
-                {
-                   si[1] = start;
-                   ei[1] = src.Length;
-                   si[0] = 0;
-                   ei[0] = end;
-                   twopass = true;
-                }
-
-                //  The scan always starts from the beginning of the
-                //  source list, but members are only selected if they
-                //  fall within the specified sub-range. The specified
-                //  range values are inclusive.
-                //  A negative stride reverses the direction of the
-                //  scan producing an inverted list as a result.
-
-                if (stride > 0)
-                {
-                    for (int i = 0; i < src.Length; i += stride)
-                    {
-                        if (i<=ei[0] && i>=si[0])
-                            result.Add(src.Data[i]);
-                        if (twopass && i>=si[1] && i<=ei[1])
-                            result.Add(src.Data[i]);
-                    }
-                }
-                else if (stride < 0)
-                {
-                    for (int i = src.Length - 1; i >= 0; i += stride)
-                    {
-                        if (i <= ei[0] && i >= si[0])
-                            result.Add(src.Data[i]);
-                        if (twopass && i >= si[1] && i <= ei[1])
-                            result.Add(src.Data[i]);
-                    }
-                }
-            }
-            else
-            {
-                if (start%stride == 0)
-                {
-                    result.Add(src.Data[start]);
-                }
-            }
-
-            return result;
-        }
-
-        public LSL_Integer llGetRegionAgentCount()
-        {
-            m_host.AddScriptLPS(1);
-            return new LSL_Integer(World.GetRootAgentCount());
-        }
-
-        public LSL_Vector llGetRegionCorner()
-        {
-            m_host.AddScriptLPS(1);
-            return new LSL_Vector(World.RegionInfo.WorldLocX, World.RegionInfo.WorldLocY, 0);
-        }
-
-        public LSL_String llGetEnv(LSL_String name)
-        {
-            m_host.AddScriptLPS(1);
-            if (name == "agent_limit")
-            {
-                return World.RegionInfo.RegionSettings.AgentLimit.ToString();
-            }
-            else if (name == "dynamic_pathfinding")
-            {
-                return "0";
-            }
-            else if (name == "estate_id")
-            {
-                return World.RegionInfo.EstateSettings.EstateID.ToString();
-            }
-            else if (name == "estate_name")
-            {
-                return World.RegionInfo.EstateSettings.EstateName;
-            }
-            else if (name == "frame_number")
-            {
-                return World.Frame.ToString();
-            }
-            else if (name == "region_cpu_ratio")
-            {
-                return "1";
-            }
-            else if (name == "region_idle")
-            {
-                return "0";
-            }
-            else if (name == "region_product_name")
-            {
-                if (World.RegionInfo.RegionType != String.Empty)
-                    return World.RegionInfo.RegionType;
-                else
-                    return "";
-            }
-            else if (name == "region_product_sku")
-            {
-                return "OpenSim";
-            }
-            else if (name == "region_start_time")
-            {
-                return World.UnixStartTime.ToString();
-            }
-            else if (name == "sim_channel")
-            {
-                return "OpenSim";
-            }
-            else if (name == "sim_version")
-            {
-                return World.GetSimulatorVersion();
-            }
-            else if (name == "simulator_hostname")
-            {
-                IUrlModule UrlModule = World.RequestModuleInterface<IUrlModule>();
-                return UrlModule.ExternalHostNameForLSL;
-            }
-            else
-            {
-                return "";
-            }
-        }
-
-        /// <summary>
-        /// Insert the list identified by <paramref name="src"/> into the
-        /// list designated by <paramref name="dest"/> such that the first
-        /// new element has the index specified by <paramref name="index"/>
-        /// </summary>
-
-        public LSL_List llListInsertList(LSL_List dest, LSL_List src, int index)
-        {
-
-            LSL_List pref = null;
-            LSL_List suff = null;
-
-            m_host.AddScriptLPS(1);
-
-            if (index < 0)
-            {
-                index = index+dest.Length;
-                if (index < 0)
-                {
-                    index = 0;
-                }
-            }
-
-            if (index != 0)
-            {
-                pref = dest.GetSublist(0,index-1);
-                if (index < dest.Length)
-                {
-                    suff = dest.GetSublist(index,-1);
-                    return pref + src + suff;
-                }
-                else
-                {
-                    return pref + src;
-                }
-            }
-            else
-            {
-                if (index < dest.Length)
-                {
-                    suff = dest.GetSublist(index,-1);
-                    return src + suff;
-                }
-                else
-                {
-                    return src;
-                }
-            }
-
-        }
-
-        /// <summary>
-        /// Returns the index of the first occurrence of test
-        /// in src.
-        /// </summary>
-        /// <param name="src">Source list</param>
-        /// <param name="test">List to search for</param>
-        /// <returns>
-        /// The index number of the point in src where test was found if it was found.
-        /// Otherwise returns -1
-        /// </returns>
-        public LSL_Integer llListFindList(LSL_List src, LSL_List test)
-        {
-            int index  = -1;
-            int length = src.Length - test.Length + 1;
-
-            m_host.AddScriptLPS(1);
-
-            // If either list is empty, do not match
-            if (src.Length != 0 && test.Length != 0)
-            {
-                for (int i = 0; i < length; i++)
-                {
-                    // Why this piece of insanity?  This is because most script constants are C# value types (e.g. int)
-                    // rather than wrapped LSL types.  Such a script constant does not have int.Equal(LSL_Integer) code
-                    // and so the comparison fails even if the LSL_Integer conceptually has the same value.
-                    // Therefore, here we test Equals on both the source and destination objects.
-                    // However, a future better approach may be use LSL struct script constants (e.g. LSL_Integer(1)).
-                    if (src.Data[i].Equals(test.Data[0]) || test.Data[0].Equals(src.Data[i]))
-                    {
-                        int j;
-                        for (j = 1; j < test.Length; j++)
-                            if (!(src.Data[i+j].Equals(test.Data[j]) || test.Data[j].Equals(src.Data[i+j])))
-                                break;
-
-                        if (j == test.Length)
-                        {
-                            index = i;
-                            break;
-                        }
-                    }
-                }
-            }
-
-            return index;
-        }
-
-        public LSL_String llGetObjectName()
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.Name !=null ? m_host.Name : String.Empty;
-        }
-
-        public void llSetObjectName(string name)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.Name = name != null ? name : String.Empty;
-        }
-
-        public LSL_String llGetDate()
-        {
-            m_host.AddScriptLPS(1);
-            DateTime date = DateTime.Now.ToUniversalTime();
-            string result = date.ToString("yyyy-MM-dd");
-            return result;
-        }
-
-        public LSL_Integer llEdgeOfWorld(LSL_Vector pos, LSL_Vector dir)
-        {
-            m_host.AddScriptLPS(1);
-
-            // edge will be used to pass the Region Coordinates offset
-            // we want to check for a neighboring sim
-            LSL_Vector edge = new LSL_Vector(0, 0, 0);
-
-            if (dir.x == 0)
-            {
-                if (dir.y == 0)
-                {
-                    // Direction vector is 0,0 so return
-                    // false since we're staying in the sim
-                    return 0;
-                }
-                else
-                {
-                    // Y is the only valid direction
-                    edge.y = dir.y / Math.Abs(dir.y);
-                }
-            }
-            else
-            {
-                LSL_Float mag;
-                if (dir.x > 0)
-                {
-                    mag = (World.RegionInfo.RegionSizeX - pos.x) / dir.x;
-                }
-                else
-                {
-                    mag = (pos.x/dir.x);
-                }
-
-                mag = Math.Abs(mag);
-
-                edge.y = pos.y + (dir.y * mag);
-
-                if (edge.y > World.RegionInfo.RegionSizeY || edge.y < 0)
-                {
-                    // Y goes out of bounds first
-                    edge.y = dir.y / Math.Abs(dir.y);
-                }
-                else
-                {
-                    // X goes out of bounds first or its a corner exit
-                    edge.y = 0;
-                    edge.x = dir.x / Math.Abs(dir.x);
-                }
-            }
-
-            List<GridRegion> neighbors = World.GridService.GetNeighbours(World.RegionInfo.ScopeID, World.RegionInfo.RegionID);
-
-            uint neighborX = World.RegionInfo.RegionLocX + (uint)dir.x;
-            uint neighborY = World.RegionInfo.RegionLocY + (uint)dir.y;
-
-            foreach (GridRegion sri in neighbors)
-            {
-                if (sri.RegionCoordX == neighborX && sri.RegionCoordY == neighborY)
-                    return 0;
-            }
-
-            return 1;
-        }
-
-        /// <summary>
-        /// Not fully implemented yet. Still to do:-
-        /// AGENT_BUSY
-        /// Remove as they are done
-        /// </summary>
-        public LSL_Integer llGetAgentInfo(string id)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID key = new UUID();
-            if (!UUID.TryParse(id, out key))
-            {
-                return 0;
-            }
-
-            int flags = 0;
-
-            ScenePresence agent = World.GetScenePresence(key);
-            if (agent == null)
-            {
-                return 0;
-            }
-
-            if (agent.IsChildAgent)
-                return 0; // Fail if they are not in the same region
-
-            // note: in OpenSim, sitting seems to cancel AGENT_ALWAYS_RUN, unlike SL
-            if (agent.SetAlwaysRun)
-            {
-                flags |= ScriptBaseClass.AGENT_ALWAYS_RUN;
-            }
-
-            if (agent.HasAttachments())
-            {
-                flags |= ScriptBaseClass.AGENT_ATTACHMENTS;
-                if (agent.HasScriptedAttachments())
-                    flags |= ScriptBaseClass.AGENT_SCRIPTED;
-            }
-
-            if ((agent.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY) != 0)
-            {
-                flags |= ScriptBaseClass.AGENT_FLYING;
-                flags |= ScriptBaseClass.AGENT_IN_AIR; // flying always implies in-air, even if colliding with e.g. a wall
-            }
-
-            if ((agent.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_AWAY) != 0)
-            {
-                flags |= ScriptBaseClass.AGENT_AWAY;
-            }
-
-            // seems to get unset, even if in mouselook, when avatar is sitting on a prim???
-            if ((agent.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_MOUSELOOK) != 0)
-            {
-                flags |= ScriptBaseClass.AGENT_MOUSELOOK;
-            }
-
-            if ((agent.State & (byte)AgentState.Typing) != (byte)0)
-            {
-                flags |= ScriptBaseClass.AGENT_TYPING;
-            }
-
-            string agentMovementAnimation = agent.Animator.CurrentMovementAnimation;
-
-            if (agentMovementAnimation == "CROUCH")
-            {
-                flags |= ScriptBaseClass.AGENT_CROUCHING;
-            }
-
-            if (agentMovementAnimation == "WALK" || agentMovementAnimation == "CROUCHWALK")
-            {
-                flags |= ScriptBaseClass.AGENT_WALKING;
-            }
-
-            // not colliding implies in air. Note: flying also implies in-air, even if colliding (see above)
-
-            // note: AGENT_IN_AIR and AGENT_WALKING seem to be mutually exclusive states in SL.
-
-            // note: this may need some tweaking when walking downhill. you "fall down" for a brief instant
-            // and don't collide when walking downhill, which instantly registers as in-air, briefly. should
-            // there be some minimum non-collision threshold time before claiming the avatar is in-air?
-            if ((flags & ScriptBaseClass.AGENT_WALKING) == 0 && !agent.IsColliding )
-            {
-                    flags |= ScriptBaseClass.AGENT_IN_AIR;
-            }
-
-             if (agent.ParentPart != null)
-             {
-                 flags |= ScriptBaseClass.AGENT_ON_OBJECT;
-                 flags |= ScriptBaseClass.AGENT_SITTING;
-             }
-
-             if (agent.Animator.Animations.ImplicitDefaultAnimation.AnimID
-                == DefaultAvatarAnimations.AnimsUUID["SIT_GROUND_CONSTRAINED"])
-             {
-                 flags |= ScriptBaseClass.AGENT_SITTING;
-             }
-
-            return flags;
-        }
-
-        public LSL_String llGetAgentLanguage(string id)
-        {
-            // This should only return a value if the avatar is in the same region, but eh. idc.
-            m_host.AddScriptLPS(1);
-            if (World.AgentPreferencesService == null)
-            {
-                Error("llGetAgentLanguage", "No AgentPreferencesService present");
-            }
-            else
-            {
-                UUID key = new UUID();
-                if (UUID.TryParse(id, out key))
-                {
-                    return new LSL_String(World.AgentPreferencesService.GetLang(key));
-                }
-            }
-            return new LSL_String("en-us");
-        }
-        /// <summary>
-        /// http://wiki.secondlife.com/wiki/LlGetAgentList
-        /// The list of options is currently not used in SL
-        /// scope is one of:-
-        /// AGENT_LIST_REGION - all in the region
-        /// AGENT_LIST_PARCEL - all in the same parcel as the scripted object
-        /// AGENT_LIST_PARCEL_OWNER - all in any parcel owned by the owner of the
-        /// current parcel.
-        /// </summary>
-        public LSL_List llGetAgentList(LSL_Integer scope, LSL_List options)
-        {
-            m_host.AddScriptLPS(1);
-
-            // the constants are 1, 2 and 4 so bits are being set, but you
-            // get an error "INVALID_SCOPE" if it is anything but 1, 2 and 4
-            bool regionWide = scope == ScriptBaseClass.AGENT_LIST_REGION;
-            bool parcelOwned = scope == ScriptBaseClass.AGENT_LIST_PARCEL_OWNER;
-            bool parcel = scope == ScriptBaseClass.AGENT_LIST_PARCEL;
-
-            LSL_List result = new LSL_List();
-
-            if (!regionWide && !parcelOwned && !parcel)
-            {
-                result.Add("INVALID_SCOPE");
-                return result;
-            }
-
-            ILandObject land;
-            UUID id = UUID.Zero;
-
-            if (parcel || parcelOwned)
-            {
-                land = World.LandChannel.GetLandObject(m_host.ParentGroup.RootPart.GetWorldPosition());
-                if (land == null)
-                {
-                    id = UUID.Zero;
-                }
-                else
-                {
-                    if (parcelOwned)
-                    {
-                        id = land.LandData.OwnerID;
-                    }
-                    else
-                    {
-                        id = land.LandData.GlobalID;
-                    }
-                }
-            }
-
-            World.ForEachRootScenePresence(
-                delegate (ScenePresence ssp)
-                {
-                    // Gods are not listed in SL
-                    if (!ssp.IsDeleted && ssp.GodLevel == 0.0 && !ssp.IsChildAgent)
-                    {
-                        if (!regionWide)
-                        {
-                            land = World.LandChannel.GetLandObject(ssp.AbsolutePosition);
-                            if (land != null)
-                            {
-                                if (parcelOwned && land.LandData.OwnerID == id ||
-                                    parcel && land.LandData.GlobalID == id)
-                                {
-                                    result.Add(new LSL_Key(ssp.UUID.ToString()));
-                                }
-                            }
-                        }
-                        else
-                        {
-                            result.Add(new LSL_Key(ssp.UUID.ToString()));
-                        }
-                    }
-                    // Maximum of 100 results
-                    if (result.Length > 99)
-                    {
-                        return;
-                    }
-                }
-            );
-            return result;
-        }
-
-        public void llAdjustSoundVolume(double volume)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.AdjustSoundGain(volume);
-            ScriptSleep(m_sleepMsOnAdjustSoundVolume);
-        }
-
-        public void llSetSoundRadius(double radius)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.SoundRadius = radius;
-        }
-
-        public LSL_String llKey2Name(string id)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key = new UUID();
-            if (UUID.TryParse(id,out key))
-            {
-                ScenePresence presence = World.GetScenePresence(key);
-
-                if (presence != null)
-                {
-                    return presence.ControllingClient.Name;
-                    //return presence.Name;
-                }
-
-                if (World.GetSceneObjectPart(key) != null)
-                {
-                    return World.GetSceneObjectPart(key).Name;
-                }
-            }
-            return String.Empty;
-        }
-
-
-
-        public void llSetTextureAnim(int mode, int face, int sizex, int sizey, double start, double length, double rate)
-        {
-            m_host.AddScriptLPS(1);
-
-            SetTextureAnim(m_host, mode, face, sizex, sizey, start, length, rate);
-        }
-
-        public void llSetLinkTextureAnim(int linknumber, int mode, int face, int sizex, int sizey, double start, double length, double rate)
-        {
-            m_host.AddScriptLPS(1);
-
-            List<SceneObjectPart> parts = GetLinkParts(linknumber);
-
-            foreach (SceneObjectPart part in parts)
-            {
-                SetTextureAnim(part, mode, face, sizex, sizey, start, length, rate);
-            }
-        }
-
-        private void SetTextureAnim(SceneObjectPart part, int mode, int face, int sizex, int sizey, double start, double length, double rate)
-        {
-
-            Primitive.TextureAnimation pTexAnim = new Primitive.TextureAnimation();
-            pTexAnim.Flags = (Primitive.TextureAnimMode)mode;
-
-            //ALL_SIDES
-            if (face == ScriptBaseClass.ALL_SIDES)
-                face = 255;
-
-            pTexAnim.Face = (uint)face;
-            pTexAnim.Length = (float)length;
-            pTexAnim.Rate = (float)rate;
-            pTexAnim.SizeX = (uint)sizex;
-            pTexAnim.SizeY = (uint)sizey;
-            pTexAnim.Start = (float)start;
-
-            part.AddTextureAnimation(pTexAnim);
-            part.SendFullUpdateToAllClients();
-            part.ParentGroup.HasGroupChanged = true;
-        }
-
-        public void llTriggerSoundLimited(string sound, double volume, LSL_Vector top_north_east,
-                                          LSL_Vector bottom_south_west)
-        {
-            m_host.AddScriptLPS(1);
-            if (m_SoundModule != null)
-            {
-                m_SoundModule.TriggerSoundLimited(m_host.UUID,
-                        ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), volume,
-                        bottom_south_west, top_north_east);
-            }
-        }
-
-        public void llEjectFromLand(string pest)
-        {
-            m_host.AddScriptLPS(1);
-            UUID agentID = new UUID();
-            if (UUID.TryParse(pest, out agentID))
-            {
-                ScenePresence presence = World.GetScenePresence(agentID);
-                if (presence != null)
-                {
-                    // agent must be over the owners land
-                    ILandObject land = World.LandChannel.GetLandObject(presence.AbsolutePosition);
-                    if (land == null)
-                        return;
-
-                    if (m_host.OwnerID == land.LandData.OwnerID)
-                    {
-                        World.TeleportClientHome(agentID, presence.ControllingClient);
-                    }
-                }
-            }
-            ScriptSleep(m_sleepMsOnEjectFromLand);
-        }
-
-        public LSL_Integer llOverMyLand(string id)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key = new UUID();
-            if (UUID.TryParse(id, out key))
-            {
-                ScenePresence presence = World.GetScenePresence(key);
-                if (presence != null) // object is an avatar
-                {
-                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)
-                        return 1;
-                }
-                else // object is not an avatar
-                {
-                    SceneObjectPart obj = World.GetSceneObjectPart(key);
-
-                    if (obj != null)
-                    {
-                        if (m_host.OwnerID == World.LandChannel.GetLandObject(obj.AbsolutePosition).LandData.OwnerID)
-                            return 1;
-                    }
-                }
-            }
-
-            return 0;
-        }
-
-        public LSL_String llGetLandOwnerAt(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-            ILandObject land = World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);
-            if (land == null)
-                return UUID.Zero.ToString();
-            return land.LandData.OwnerID.ToString();
-        }
-
-        /// <summary>
-        /// According to http://lslwiki.net/lslwiki/wakka.php?wakka=llGetAgentSize
-        /// only the height of avatars vary and that says:
-        /// Width (x) and depth (y) are constant. (0.45m and 0.6m respectively).
-        /// </summary>
-        public LSL_Vector llGetAgentSize(string id)
-        {
-            m_host.AddScriptLPS(1);
-            ScenePresence avatar = World.GetScenePresence((UUID)id);
-            LSL_Vector agentSize;
-            if (avatar == null || avatar.IsChildAgent) // Fail if not in the same region
-            {
-                agentSize = ScriptBaseClass.ZERO_VECTOR;
-            }
-            else
-            {
-                agentSize = GetAgentSize(avatar);
-            }
-
-            return agentSize;
-        }
-
-        public LSL_Integer llSameGroup(string agent)
-        {
-            m_host.AddScriptLPS(1);
-            UUID agentId = new UUID();
-            if (!UUID.TryParse(agent, out agentId))
-                return new LSL_Integer(0);
-            ScenePresence presence = World.GetScenePresence(agentId);
-            if (presence == null || presence.IsChildAgent) // Return flase for child agents
-                return new LSL_Integer(0);
-            IClientAPI client = presence.ControllingClient;
-            if (m_host.GroupID == client.ActiveGroupId)
-                return new LSL_Integer(1);
-            else
-                return new LSL_Integer(0);
-        }
-
-        public void llUnSit(string id)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID key = new UUID();
-            if (UUID.TryParse(id, out key))
-            {
-                ScenePresence av = World.GetScenePresence(key);
-                List<ScenePresence> sittingAvatars = m_host.ParentGroup.GetSittingAvatars();
-
-                if (av != null)
-                {
-                    if (sittingAvatars.Contains(av))
-                    {
-                        // if the avatar is sitting on this object, then
-                        // we can unsit them.  We don't want random scripts unsitting random people
-                        // Lets avoid the popcorn avatar scenario.
-                        av.StandUp();
-                    }
-                    else
-                    {
-                        // If the object owner also owns the parcel
-                        // or
-                        // if the land is group owned and the object is group owned by the same group
-                        // or
-                        // if the object is owned by a person with estate access.
-                        ILandObject parcel = World.LandChannel.GetLandObject(av.AbsolutePosition);
-                        if (parcel != null)
-                        {
-                            if (m_host.OwnerID == parcel.LandData.OwnerID ||
-                                (m_host.OwnerID == m_host.GroupID && m_host.GroupID == parcel.LandData.GroupID
-                                && parcel.LandData.IsGroupOwned) || World.Permissions.IsGod(m_host.OwnerID))
-                            {
-                                av.StandUp();
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        public LSL_Vector llGroundSlope(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-
-            //Get the slope normal.  This gives us the equation of the plane tangent to the slope.
-            LSL_Vector vsn = llGroundNormal(offset);
-
-            //Plug the x,y coordinates of the slope normal into the equation of the plane to get
-            //the height of that point on the plane.  The resulting vector gives the slope.
-            Vector3 vsl = vsn;
-            vsl.Z = (float)(((vsn.x * vsn.x) + (vsn.y * vsn.y)) / (-1 * vsn.z));
-            vsl.Normalize();
-            //Normalization might be overkill here
-
-            vsn.x = vsl.X;
-            vsn.y = vsl.Y;
-            vsn.z = vsl.Z;
-
-            return vsn;
-        }
-
-        public LSL_Vector llGroundNormal(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            Vector3 pos = m_host.GetWorldPosition() + (Vector3)offset;
-            // Clamp to valid position
-            if (pos.X < 0)
-                pos.X = 0;
-            else if (pos.X >= World.Heightmap.Width)
-                pos.X = World.Heightmap.Width - 1;
-            if (pos.Y < 0)
-                pos.Y = 0;
-            else if (pos.Y >= World.Heightmap.Height)
-                pos.Y = World.Heightmap.Height - 1;
-
-            //Find two points in addition to the position to define a plane
-            Vector3 p0 = new Vector3(pos.X, pos.Y,
-                                     (float)World.Heightmap[(int)pos.X, (int)pos.Y]);
-            Vector3 p1 = new Vector3();
-            Vector3 p2 = new Vector3();
-            if ((pos.X + 1.0f) >= World.Heightmap.Width)
-                p1 = new Vector3(pos.X + 1.0f, pos.Y,
-                            (float)World.Heightmap[(int)pos.X, (int)pos.Y]);
-            else
-                p1 = new Vector3(pos.X + 1.0f, pos.Y,
-                            (float)World.Heightmap[(int)(pos.X + 1.0f), (int)pos.Y]);
-            if ((pos.Y + 1.0f) >= World.Heightmap.Height)
-                p2 = new Vector3(pos.X, pos.Y + 1.0f,
-                            (float)World.Heightmap[(int)pos.X, (int)pos.Y]);
-            else
-                p2 = new Vector3(pos.X, pos.Y + 1.0f,
-                            (float)World.Heightmap[(int)pos.X, (int)(pos.Y + 1.0f)]);
-
-            //Find normalized vectors from p0 to p1 and p0 to p2
-            Vector3 v0 = new Vector3(p1.X - p0.X, p1.Y - p0.Y, p1.Z - p0.Z);
-            Vector3 v1 = new Vector3(p2.X - p0.X, p2.Y - p0.Y, p2.Z - p0.Z);
-            v0.Normalize();
-            v1.Normalize();
-
-            //Find the cross product of the vectors (the slope normal).
-            Vector3 vsn = new Vector3();
-            vsn.X = (v0.Y * v1.Z) - (v0.Z * v1.Y);
-            vsn.Y = (v0.Z * v1.X) - (v0.X * v1.Z);
-            vsn.Z = (v0.X * v1.Y) - (v0.Y * v1.X);
-            vsn.Normalize();
-            //I believe the crossproduct of two normalized vectors is a normalized vector so
-            //this normalization may be overkill
-
-            return new LSL_Vector(vsn);
-        }
-
-        public LSL_Vector llGroundContour(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            LSL_Vector x = llGroundSlope(offset);
-            return new LSL_Vector(-x.y, x.x, 0.0);
-        }
-
-        public LSL_Integer llGetAttached()
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.ParentGroup.AttachmentPoint;
-        }
-
-        public virtual LSL_Integer llGetFreeMemory()
-        {
-            m_host.AddScriptLPS(1);
-            // Make scripts designed for Mono happy
-            return 65536;
-        }
-
-        public LSL_Integer llGetFreeURLs()
-        {
-            m_host.AddScriptLPS(1);
-            if (m_UrlModule != null)
-                return new LSL_Integer(m_UrlModule.GetFreeUrls());
-            return new LSL_Integer(0);
-        }
-
-
-        public LSL_String llGetRegionName()
-        {
-            m_host.AddScriptLPS(1);
-            return World.RegionInfo.RegionName;
-        }
-
-        public LSL_Float llGetRegionTimeDilation()
-        {
-            m_host.AddScriptLPS(1);
-            return (double)World.TimeDilation;
-        }
-
-        /// <summary>
-        /// Returns the value reported in the client Statistics window
-        /// </summary>
-        public LSL_Float llGetRegionFPS()
-        {
-            m_host.AddScriptLPS(1);
-            return World.StatsReporter.LastReportedSimFPS;
-        }
-
-
-        /* particle system rules should be coming into this routine as doubles, that is
-        rule[0] should be an integer from this list and rule[1] should be the arg
-        for the same integer. wiki.secondlife.com has most of this mapping, but some
-        came from http://www.caligari-designs.com/p4u2
-
-        We iterate through the list for 'Count' elements, incrementing by two for each
-        iteration and set the members of Primitive.ParticleSystem, one at a time.
-        */
-
-        public enum PrimitiveRule : int
-        {
-            PSYS_PART_FLAGS = 0,
-            PSYS_PART_START_COLOR = 1,
-            PSYS_PART_START_ALPHA = 2,
-            PSYS_PART_END_COLOR = 3,
-            PSYS_PART_END_ALPHA = 4,
-            PSYS_PART_START_SCALE = 5,
-            PSYS_PART_END_SCALE = 6,
-            PSYS_PART_MAX_AGE = 7,
-            PSYS_SRC_ACCEL = 8,
-            PSYS_SRC_PATTERN = 9,
-            PSYS_SRC_INNERANGLE = 10,
-            PSYS_SRC_OUTERANGLE = 11,
-            PSYS_SRC_TEXTURE = 12,
-            PSYS_SRC_BURST_RATE = 13,
-            PSYS_SRC_BURST_PART_COUNT = 15,
-            PSYS_SRC_BURST_RADIUS = 16,
-            PSYS_SRC_BURST_SPEED_MIN = 17,
-            PSYS_SRC_BURST_SPEED_MAX = 18,
-            PSYS_SRC_MAX_AGE = 19,
-            PSYS_SRC_TARGET_KEY = 20,
-            PSYS_SRC_OMEGA = 21,
-            PSYS_SRC_ANGLE_BEGIN = 22,
-            PSYS_SRC_ANGLE_END = 23,
-            PSYS_PART_BLEND_FUNC_SOURCE = 24,
-            PSYS_PART_BLEND_FUNC_DEST = 25,
-            PSYS_PART_START_GLOW = 26,
-            PSYS_PART_END_GLOW = 27
-        }
-
-        internal Primitive.ParticleSystem.ParticleDataFlags ConvertUINTtoFlags(uint flags)
-        {
-            Primitive.ParticleSystem.ParticleDataFlags returnval = Primitive.ParticleSystem.ParticleDataFlags.None;
-
-            return returnval;
-        }
-
-        protected Primitive.ParticleSystem getNewParticleSystemWithSLDefaultValues()
-        {
-            Primitive.ParticleSystem ps = new Primitive.ParticleSystem();
-
-            // TODO find out about the other defaults and add them here
-            ps.PartStartColor = new Color4(1.0f, 1.0f, 1.0f, 1.0f);
-            ps.PartEndColor = new Color4(1.0f, 1.0f, 1.0f, 1.0f);
-            ps.PartStartScaleX = 1.0f;
-            ps.PartStartScaleY = 1.0f;
-            ps.PartEndScaleX = 1.0f;
-            ps.PartEndScaleY = 1.0f;
-            ps.BurstSpeedMin = 1.0f;
-            ps.BurstSpeedMax = 1.0f;
-            ps.BurstRate = 0.1f;
-            ps.PartMaxAge = 10.0f;
-            ps.BurstPartCount = 1;
-            ps.BlendFuncSource = ScriptBaseClass.PSYS_PART_BF_SOURCE_ALPHA;
-            ps.BlendFuncDest = ScriptBaseClass.PSYS_PART_BF_ONE_MINUS_SOURCE_ALPHA;
-            ps.PartStartGlow = 0.0f;
-            ps.PartEndGlow = 0.0f;
-
-            return ps;
-        }
-
-        public void llLinkParticleSystem(int linknumber, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            List<SceneObjectPart> parts = GetLinkParts(linknumber);
-
-            foreach (SceneObjectPart part in parts)
-            {
-                SetParticleSystem(part, rules, "llLinkParticleSystem");
-            }
-        }
-
-        public void llParticleSystem(LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-            SetParticleSystem(m_host, rules, "llParticleSystem");
-        }
-
-        private void SetParticleSystem(SceneObjectPart part, LSL_List rules, string originFunc)
-        {
-            if (rules.Length == 0)
-            {
-                part.RemoveParticleSystem();
-                part.ParentGroup.HasGroupChanged = true;
-            }
-            else
-            {
-                Primitive.ParticleSystem prules = getNewParticleSystemWithSLDefaultValues();
-                LSL_Vector tempv = new LSL_Vector();
-
-                float tempf = 0;
-                int tmpi = 0;
-
-                for (int i = 0; i < rules.Length; i += 2)
-                {
-                    int psystype;
-                    try
-                    {
-                        psystype = rules.GetLSLIntegerItem(i);
-                    }
-                    catch (InvalidCastException)
-                    {
-                        Error(originFunc, string.Format("Error running particle system params index #{0}: particle system parameter type must be integer", i));
-                        return;
-                    }
-                    switch (psystype)
-                    {
-                        case (int)ScriptBaseClass.PSYS_PART_FLAGS:
-                            try
-                            {
-                                prules.PartDataFlags = (Primitive.ParticleSystem.ParticleDataFlags)(uint)rules.GetLSLIntegerItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_FLAGS: arg #{0} - parameter 1 must be integer", i + 1));
-                                return;
-                            }
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_START_COLOR:
-                            try
-                            {
-                                tempv = rules.GetVector3Item(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_COLOR: arg #{0} - parameter 1 must be vector", i + 1));
-                                return;
-                            }
-                            prules.PartStartColor.R = (float)tempv.x;
-                            prules.PartStartColor.G = (float)tempv.y;
-                            prules.PartStartColor.B = (float)tempv.z;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_START_ALPHA:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_ALPHA: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.PartStartColor.A = tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_END_COLOR:
-                            try
-                            {
-                                tempv = rules.GetVector3Item(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_COLOR: arg #{0} - parameter 1 must be vector", i + 1));
-                                return;
-                            }
-                            prules.PartEndColor.R = (float)tempv.x;
-                            prules.PartEndColor.G = (float)tempv.y;
-                            prules.PartEndColor.B = (float)tempv.z;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_END_ALPHA:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_ALPHA: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.PartEndColor.A = tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_START_SCALE:
-                            try
-                            {
-                                tempv = rules.GetVector3Item(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_SCALE: arg #{0} - parameter 1 must be vector", i + 1));
-                                return;
-                            }
-                            prules.PartStartScaleX = validParticleScale((float)tempv.x);
-                            prules.PartStartScaleY = validParticleScale((float)tempv.y);
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_END_SCALE:
-                            try
-                            {
-                                tempv = rules.GetVector3Item(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_SCALE: arg #{0} - parameter 1 must be vector", i + 1));
-                                return;
-                            }
-                            prules.PartEndScaleX = validParticleScale((float)tempv.x);
-                            prules.PartEndScaleY = validParticleScale((float)tempv.y);
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_MAX_AGE:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_MAX_AGE: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.PartMaxAge = tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_ACCEL:
-                            try
-                            {
-                                tempv = rules.GetVector3Item(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_ACCEL: arg #{0} - parameter 1 must be vector", i + 1));
-                                return;
-                            }
-                            prules.PartAcceleration.X = (float)tempv.x;
-                            prules.PartAcceleration.Y = (float)tempv.y;
-                            prules.PartAcceleration.Z = (float)tempv.z;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_PATTERN:
-                            try
-                            {
-                                tmpi = (int)rules.GetLSLIntegerItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_PATTERN: arg #{0} - parameter 1 must be integer", i + 1));
-                                return;
-                            }
-                            prules.Pattern = (Primitive.ParticleSystem.SourcePattern)tmpi;
-                            break;
-
-                        // PSYS_SRC_INNERANGLE and PSYS_SRC_ANGLE_BEGIN use the same variables. The
-                        // PSYS_SRC_OUTERANGLE and PSYS_SRC_ANGLE_END also use the same variable. The
-                        // client tells the difference between the two by looking at the 0x02 bit in
-                        // the PartFlags variable.
-                        case (int)ScriptBaseClass.PSYS_SRC_INNERANGLE:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_INNERANGLE: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.InnerAngle = (float)tempf;
-                            prules.PartFlags &= 0xFFFFFFFD; // Make sure new angle format is off.
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_OUTERANGLE:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_OUTERANGLE: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.OuterAngle = (float)tempf;
-                            prules.PartFlags &= 0xFFFFFFFD; // Make sure new angle format is off.
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_BLEND_FUNC_SOURCE:
-                            try
-                            {
-                                tmpi = (int)rules.GetLSLIntegerItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_BLEND_FUNC_SOURCE: arg #{0} - parameter 1 must be integer", i + 1));
-                                return;
-                            }
-                            prules.BlendFuncSource = (byte)tmpi;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_BLEND_FUNC_DEST:
-                            try
-                            {
-                                tmpi = (int)rules.GetLSLIntegerItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_BLEND_FUNC_DEST: arg #{0} - parameter 1 must be integer", i + 1));
-                                return;
-                            }
-                            prules.BlendFuncDest = (byte)tmpi;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_START_GLOW:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_GLOW: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.PartStartGlow = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_PART_END_GLOW:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_GLOW: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.PartEndGlow = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_TEXTURE:
-                            try
-                            {
-                                prules.Texture = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, rules.GetLSLStringItem(i + 1));
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_TEXTURE: arg #{0} - parameter 1 must be string or key", i + 1));
-                                return;
-                            }
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_BURST_RATE:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_RATE: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.BurstRate = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_BURST_PART_COUNT:
-                            try
-                            {
-                                prules.BurstPartCount = (byte)(int)rules.GetLSLIntegerItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_PART_COUNT: arg #{0} - parameter 1 must be integer", i + 1));
-                                return;
-                            }
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_BURST_RADIUS:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_RADIUS: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.BurstRadius = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_BURST_SPEED_MIN:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_SPEED_MIN: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.BurstSpeedMin = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_BURST_SPEED_MAX:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_SPEED_MAX: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.BurstSpeedMax = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_MAX_AGE:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_MAX_AGE: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.MaxAge = (float)tempf;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_TARGET_KEY:
-                            UUID key = UUID.Zero;
-                            if (UUID.TryParse(rules.Data[i + 1].ToString(), out key))
-                            {
-                                prules.Target = key;
-                            }
-                            else
-                            {
-                                prules.Target = part.UUID;
-                            }
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_OMEGA:
-                            // AL: This is an assumption, since it is the only thing that would match.
-                            try
-                            {
-                                tempv = rules.GetVector3Item(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_OMEGA: arg #{0} - parameter 1 must be vector", i + 1));
-                                return;
-                            }
-                            prules.AngularVelocity.X = (float)tempv.x;
-                            prules.AngularVelocity.Y = (float)tempv.y;
-                            prules.AngularVelocity.Z = (float)tempv.z;
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_ANGLE_BEGIN:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_ANGLE_BEGIN: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.InnerAngle = (float)tempf;
-                            prules.PartFlags |= 0x02; // Set new angle format.
-                            break;
-
-                        case (int)ScriptBaseClass.PSYS_SRC_ANGLE_END:
-                            try
-                            {
-                                tempf = (float)rules.GetLSLFloatItem(i + 1);
-                            }
-                            catch (InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule PSYS_SRC_ANGLE_END: arg #{0} - parameter 1 must be float", i + 1));
-                                return;
-                            }
-                            prules.OuterAngle = (float)tempf;
-                            prules.PartFlags |= 0x02; // Set new angle format.
-                            break;
-                    }
-
-                }
-                prules.CRC = 1;
-
-                part.AddNewParticleSystem(prules);
-                part.ParentGroup.HasGroupChanged = true;
-            }
-            part.SendFullUpdateToAllClients();
-        }
-
-        private float validParticleScale(float value)
-        {
-            if (value > 4.0f) return 4.0f;
-            return value;
-        }
-
-        public void llGroundRepel(double height, int water, double tau)
-        {
-            m_host.AddScriptLPS(1);
-            if (m_host.PhysActor != null)
-            {
-                float ground = (float)llGround(new LSL_Types.Vector3(0, 0, 0));
-                float waterLevel = (float)llWater(new LSL_Types.Vector3(0, 0, 0));
-                PIDHoverType hoverType = PIDHoverType.Ground;
-                if (water != 0)
-                {
-                    hoverType = PIDHoverType.GroundAndWater;
-                    if (ground < waterLevel)
-                        height += waterLevel;
-                    else
-                        height += ground;
-                }
-                else
-                {
-                    height += ground;
-                }
-
-                m_host.SetHoverHeight((float)height, hoverType, (float)tau);
-            }
-        }
-
-        public void llGiveInventoryList(string destination, string category, LSL_List inventory)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID destID;
-            if (!UUID.TryParse(destination, out destID))
-                return;
-
-            List<UUID> itemList = new List<UUID>();
-
-            foreach (Object item in inventory.Data)
-            {
-                string rawItemString = item.ToString();
-
-                UUID itemID;
-                if (UUID.TryParse(rawItemString, out itemID))
-                {
-                    itemList.Add(itemID);
-                }
-                else
-                {
-                    TaskInventoryItem taskItem = m_host.Inventory.GetInventoryItem(rawItemString);
-
-                    if (taskItem != null)
-                        itemList.Add(taskItem.ItemID);
-                }
-            }
-
-            if (itemList.Count == 0)
-                return;
-
-            UUID folderID = m_ScriptEngine.World.MoveTaskInventoryItems(destID, category, m_host, itemList);
-
-            if (folderID == UUID.Zero)
-                return;
-
-            if (m_TransferModule != null)
-            {
-                byte[] bucket = new byte[] { (byte)AssetType.Folder };
-
-                Vector3 pos = m_host.AbsolutePosition;
-
-                GridInstantMessage msg = new GridInstantMessage(World,
-                        m_host.OwnerID, m_host.Name, destID,
-                        (byte)InstantMessageDialog.TaskInventoryOffered,
-                        false, string.Format("'{0}'", category),
-// We won't go so far as to add a SLURL, but this is the format used by LL as of 2012-10-06
-// false, string.Format("'{0}'  ( http://slurl.com/secondlife/{1}/{2}/{3}/{4} )", category, World.Name, (int)pos.X, (int)pos.Y, (int)pos.Z),
-                        folderID, false, pos,
-                        bucket, false);
-
-                m_TransferModule.SendInstantMessage(msg, delegate(bool success) {});
-            }
-        }
-
-        public void llSetVehicleType(int type)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetVehicleType(type);
-            }
-        }
-
-        //CFK 9/28: Most, but not all of the underlying plumbing between here and the physics modules is in
-        //CFK 9/28: so these are not complete yet.
-        public void llSetVehicleFloatParam(int param, LSL_Float value)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetVehicleFloatParam(param, (float)value);
-            }
-        }
-
-        //CFK 9/28: Most, but not all of the underlying plumbing between here and the physics modules is in
-        //CFK 9/28: so these are not complete yet.
-        public void llSetVehicleVectorParam(int param, LSL_Vector vec)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetVehicleVectorParam(param, vec);
-            }
-        }
-
-        //CFK 9/28: Most, but not all of the underlying plumbing between here and the physics modules is in
-        //CFK 9/28: so these are not complete yet.
-        public void llSetVehicleRotationParam(int param, LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetVehicleRotationParam(param, rot);
-            }
-        }
-
-        public void llSetVehicleFlags(int flags)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetVehicleFlags(flags, false);
-            }
-        }
-
-        public void llRemoveVehicleFlags(int flags)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-            {
-                m_host.ParentGroup.RootPart.SetVehicleFlags(flags, true);
-            }
-        }
-
-        protected void SitTarget(SceneObjectPart part, LSL_Vector offset, LSL_Rotation rot)
-        {
-            part.SitTargetPosition = offset;
-            part.SitTargetOrientation = rot;
-            part.ParentGroup.HasGroupChanged = true;
-        }
-
-        public void llSitTarget(LSL_Vector offset, LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-            SitTarget(m_host, offset, rot);
-        }
-
-        public void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot)
-        {
-            m_host.AddScriptLPS(1);
-            if (link == ScriptBaseClass.LINK_ROOT)
-                SitTarget(m_host.ParentGroup.RootPart, offset, rot);
-            else if (link == ScriptBaseClass.LINK_THIS)
-                SitTarget(m_host, offset, rot);
-            else
-            {
-                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
-                if (null != part)
-                {
-                    SitTarget(part, offset, rot);
-                }
-            }
-        }
-
-        public LSL_String llAvatarOnSitTarget()
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.SitTargetAvatar.ToString();
-        }
-
-        // http://wiki.secondlife.com/wiki/LlAvatarOnLinkSitTarget
-        public LSL_String llAvatarOnLinkSitTarget(int linknum)
-        {
-            m_host.AddScriptLPS(1);
-            if(linknum == ScriptBaseClass.LINK_SET ||
-                linknum == ScriptBaseClass.LINK_ALL_CHILDREN ||
-                linknum == ScriptBaseClass.LINK_ALL_OTHERS) return UUID.Zero.ToString();
-
-            List<SceneObjectPart> parts = GetLinkParts(linknum);
-            if (parts.Count == 0) return UUID.Zero.ToString();
-            return parts[0].SitTargetAvatar.ToString();
-        }
-
-
-        public void llAddToLandPassList(string avatar, double hours)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key;
-            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-
-            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageBanned))
-            {
-                int expires = 0;
-                if (hours != 0)
-                    expires = Util.UnixTimeSinceEpoch() + (int)(3600.0 * hours);
-
-                if (UUID.TryParse(avatar, out key))
-                {
-                    int idx = land.LandData.ParcelAccessList.FindIndex(
-                            delegate(LandAccessEntry e)
-                            {
-                                if (e.AgentID == key && e.Flags == AccessList.Access)
-                                    return true;
-                                return false;
-                            });
-
-                    if (idx != -1 && (land.LandData.ParcelAccessList[idx].Expires == 0 || (expires != 0 && expires < land.LandData.ParcelAccessList[idx].Expires)))
-                        return;
-
-                    if (idx != -1)
-                        land.LandData.ParcelAccessList.RemoveAt(idx);
-
-                    LandAccessEntry entry = new LandAccessEntry();
-
-                    entry.AgentID = key;
-                    entry.Flags = AccessList.Access;
-                    entry.Expires = expires;
-
-                    land.LandData.ParcelAccessList.Add(entry);
-
-                    World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);
-                }
-            }
-            ScriptSleep(m_sleepMsOnAddToLandPassList);
-        }
-
-        public void llSetTouchText(string text)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.TouchName = text;
-        }
-
-        public void llSetSitText(string text)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.SitName = text;
-        }
-
-        public void llSetCameraEyeOffset(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.SetCameraEyeOffset(offset);
-
-            if (m_host.ParentGroup.RootPart.GetCameraEyeOffset() == Vector3.Zero)
-                m_host.ParentGroup.RootPart.SetCameraEyeOffset(offset);
-        }
-
-        public void llSetCameraAtOffset(LSL_Vector offset)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.SetCameraAtOffset(offset);
-
-            if (m_host.ParentGroup.RootPart.GetCameraAtOffset() == Vector3.Zero)
-                m_host.ParentGroup.RootPart.SetCameraAtOffset(offset);
-        }
-
-        public void llSetLinkCamera(LSL_Integer link, LSL_Vector eye, LSL_Vector at)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (link == ScriptBaseClass.LINK_SET ||
-                link == ScriptBaseClass.LINK_ALL_CHILDREN ||
-                link == ScriptBaseClass.LINK_ALL_OTHERS) return;
-
-            SceneObjectPart part = null;
-
-            switch (link)
-            {
-                case ScriptBaseClass.LINK_ROOT:
-                    part = m_host.ParentGroup.RootPart;
-                    break;
-                case ScriptBaseClass.LINK_THIS:
-                    part = m_host;
-                    break;
-                default:
-                    part = m_host.ParentGroup.GetLinkNumPart(link);
-                    break;
-            }
-
-            if (null != part)
-            {
-                part.SetCameraEyeOffset(eye);
-                part.SetCameraAtOffset(at);
-            }
-        }
-
-        public LSL_String llDumpList2String(LSL_List src, string seperator)
-        {
-            m_host.AddScriptLPS(1);
-            if (src.Length == 0)
-            {
-                return String.Empty;
-            }
-            string ret = String.Empty;
-            foreach (object o in src.Data)
-            {
-                ret = ret + o.ToString() + seperator;
-            }
-            ret = ret.Substring(0, ret.Length - seperator.Length);
-            return ret;
-        }
-
-        public LSL_Integer llScriptDanger(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-            bool result = World.ScriptDanger(m_host.LocalId, pos);
-            if (result)
-            {
-                return 1;
-            }
-            else
-            {
-                return 0;
-            }
-
-        }
-
-        public void llDialog(string avatar, string message, LSL_List buttons, int chat_channel)
-        {
-            IDialogModule dm = World.RequestModuleInterface<IDialogModule>();
-
-            if (dm == null)
-                return;
-
-            m_host.AddScriptLPS(1);
-            UUID av = new UUID();
-            if (!UUID.TryParse(avatar,out av))
-            {
-                Error("llDialog", "First parameter must be a key");
-                return;
-            }
-            if (buttons.Length < 1)
-            {
-                Error("llDialog", "At least 1 button must be shown");
-                return;
-            }
-            if (buttons.Length > 12)
-            {
-                Error("llDialog", "No more than 12 buttons can be shown");
-                return;
-            }
-            string[] buts = new string[buttons.Length];
-            for (int i = 0; i < buttons.Length; i++)
-            {
-                if (buttons.Data[i].ToString() == String.Empty)
-                {
-                    Error("llDialog", "Button label cannot be blank");
-                    return;
-                }
-                if (buttons.Data[i].ToString().Length > 24)
-                {
-                    Error("llDialog", "Button label cannot be longer than 24 characters");
-                    return;
-                }
-                buts[i] = buttons.Data[i].ToString();
-            }
-
-            dm.SendDialogToUser(
-                av, m_host.Name, m_host.UUID, m_host.OwnerID,
-                message, new UUID("00000000-0000-2222-3333-100000001000"), chat_channel, buts);
-
-            ScriptSleep(m_sleepMsOnDialog);
-        }
-
-        public void llVolumeDetect(int detect)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (!m_host.ParentGroup.IsDeleted)
-                m_host.ParentGroup.ScriptSetVolumeDetect(detect != 0);
-        }
-
-        public void llRemoteLoadScript(string target, string name, int running, int start_param)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llRemoteLoadScript", "Use llRemoteLoadScriptPin instead");
-            ScriptSleep(m_sleepMsOnRemoteLoadScript);
-        }
-
-        public void llSetRemoteScriptAccessPin(int pin)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.ScriptAccessPin = pin;
-        }
-
-        public void llRemoteLoadScriptPin(string target, string name, int pin, int running, int start_param)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID destId = UUID.Zero;
-
-            if (!UUID.TryParse(target, out destId))
-            {
-                Error("llRemoteLoadScriptPin", "Can't parse key '" + target + "'");
-                return;
-            }
-
-            // target must be a different prim than the one containing the script
-            if (m_host.UUID == destId)
-            {
-                return;
-            }
-
-            // copy the first script found with this inventory name
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-            // make sure the object is a script
-            if (item == null || item.Type != 10)
-            {
-                Error("llRemoteLoadScriptPin", "Can't find script '" + name + "'");
-                return;
-            }
-
-            // the rest of the permission checks are done in RezScript, so check the pin there as well
-            World.RezScriptFromPrim(item.ItemID, m_host, destId, pin, running, start_param);
-
-            // this will cause the delay even if the script pin or permissions were wrong - seems ok
-            ScriptSleep(m_sleepMsOnRemoteLoadScriptPin);
-        }
-
-        public void llOpenRemoteDataChannel()
-        {
-            m_host.AddScriptLPS(1);
-            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();
-            if (xmlrpcMod != null && xmlrpcMod.IsEnabled())
-            {
-                UUID channelID = xmlrpcMod.OpenXMLRPCChannel(m_host.LocalId, m_item.ItemID, UUID.Zero);
-                IXmlRpcRouter xmlRpcRouter = m_ScriptEngine.World.RequestModuleInterface<IXmlRpcRouter>();
-                if (xmlRpcRouter != null)
-                {
-                    string ExternalHostName = m_ScriptEngine.World.RegionInfo.ExternalHostName;
-
-                    xmlRpcRouter.RegisterNewReceiver(m_ScriptEngine.ScriptModule, channelID, m_host.UUID,
-                                                     m_item.ItemID, String.Format("http://{0}:{1}/", ExternalHostName,
-                                                                             xmlrpcMod.Port.ToString()));
-                }
-                object[] resobj = new object[]
-                    {
-                        new LSL_Integer(1),
-                        new LSL_String(channelID.ToString()),
-                        new LSL_String(UUID.Zero.ToString()),
-                        new LSL_String(String.Empty),
-                        new LSL_Integer(0),
-                        new LSL_String(String.Empty)
-                    };
-                m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams("remote_data", resobj,
-                                                                         new DetectParams[0]));
-            }
-            ScriptSleep(m_sleepMsOnOpenRemoteDataChannel);
-        }
-
-        public LSL_String llSendRemoteData(string channel, string dest, int idata, string sdata)
-        {
-            m_host.AddScriptLPS(1);
-            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();
-            ScriptSleep(m_sleepMsOnSendRemoteData);
-            if (xmlrpcMod == null)
-                return "";
-            return (xmlrpcMod.SendRemoteData(m_host.LocalId, m_item.ItemID, channel, dest, idata, sdata)).ToString();
-        }
-
-        public void llRemoteDataReply(string channel, string message_id, string sdata, int idata)
-        {
-            m_host.AddScriptLPS(1);
-            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();
-            if (xmlrpcMod != null)
-                xmlrpcMod.RemoteDataReply(channel, message_id, sdata, idata);
-            ScriptSleep(m_sleepMsOnRemoteDataReply);
-        }
-
-        public void llCloseRemoteDataChannel(string channel)
-        {
-            m_host.AddScriptLPS(1);
-
-            IXmlRpcRouter xmlRpcRouter = m_ScriptEngine.World.RequestModuleInterface<IXmlRpcRouter>();
-            if (xmlRpcRouter != null)
-            {
-                xmlRpcRouter.UnRegisterReceiver(channel, m_item.ItemID);
-            }
-
-            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();
-            if (xmlrpcMod != null)
-                xmlrpcMod.CloseXMLRPCChannel((UUID)channel);
-            ScriptSleep(m_sleepMsOnCloseRemoteDataChannel);
-        }
-
-        public LSL_String llMD5String(string src, int nonce)
-        {
-            m_host.AddScriptLPS(1);
-            return Util.Md5Hash(String.Format("{0}:{1}", src, nonce.ToString()));
-        }
-
-        public LSL_String llSHA1String(string src)
-        {
-            m_host.AddScriptLPS(1);
-            return Util.SHA1Hash(src).ToLower();
-        }
-
-        protected ObjectShapePacket.ObjectDataBlock SetPrimitiveBlockShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, byte profileshape, byte pathcurve)
-        {
-            float tempFloat;                                    // Use in float expressions below to avoid byte cast precision issues.
-            ObjectShapePacket.ObjectDataBlock shapeBlock = new ObjectShapePacket.ObjectDataBlock();
-
-            if (holeshape != (int)ScriptBaseClass.PRIM_HOLE_DEFAULT &&
-                holeshape != (int)ScriptBaseClass.PRIM_HOLE_CIRCLE &&
-                holeshape != (int)ScriptBaseClass.PRIM_HOLE_SQUARE &&
-                holeshape != (int)ScriptBaseClass.PRIM_HOLE_TRIANGLE)
-            {
-                holeshape = (int)ScriptBaseClass.PRIM_HOLE_DEFAULT;
-            }
-            shapeBlock.PathCurve = pathcurve;
-            shapeBlock.ProfileCurve = (byte)holeshape;          // Set the hole shape.
-            shapeBlock.ProfileCurve += profileshape;            // Add in the profile shape.
-            if (cut.x < 0f)
-            {
-                cut.x = 0f;
-            }
-            if (cut.x > 1f)
-            {
-                cut.x = 1f;
-            }
-            if (cut.y < 0f)
-            {
-                cut.y = 0f;
-            }
-            if (cut.y > 1f)
-            {
-                cut.y = 1f;
-            }
-            if (cut.y - cut.x < 0.02f)
-            {
-                cut.x = cut.y - 0.02f;
-                if (cut.x < 0.0f)
-                {
-                    cut.x = 0.0f;
-                    cut.y = 0.02f;
-                }
-            }
-            shapeBlock.ProfileBegin = (ushort)(50000 * cut.x);
-            shapeBlock.ProfileEnd = (ushort)(50000 * (1 - cut.y));
-            if (hollow < 0f)
-            {
-                hollow = 0f;
-            }
-            // If the prim is a Cylinder, Prism, Sphere, Torus or Ring (or not a
-            // Box or Tube) and the hole shape is a square, hollow is limited to
-            // a max of 70%. The viewer performs its own check on this value but
-            // we need to do it here also so llGetPrimitiveParams can have access
-            // to the correct value.
-            if (profileshape != (byte)ProfileCurve.Square &&
-                holeshape == (int)ScriptBaseClass.PRIM_HOLE_SQUARE)
-            {
-                if (hollow > 0.70f)
-                {
-                    hollow = 0.70f;
-                }
-            }
-            // Otherwise, hollow is limited to 99%.
-            else
-            {
-                if (hollow > 0.99f)
-                {
-                    hollow = 0.99f;
-                }
-            }
-            shapeBlock.ProfileHollow = (ushort)(50000 * hollow);
-            if (twist.x < -1.0f)
-            {
-                twist.x = -1.0f;
-            }
-            if (twist.x > 1.0f)
-            {
-                twist.x = 1.0f;
-            }
-            if (twist.y < -1.0f)
-            {
-                twist.y = -1.0f;
-            }
-            if (twist.y > 1.0f)
-            {
-                twist.y = 1.0f;
-            }
-            // A fairly large precision error occurs for some calculations,
-            // if a float or double is directly cast to a byte or sbyte
-            // variable, in both .Net and Mono. In .Net, coding
-            // "(sbyte)(float)(some expression)" corrects the precision
-            // errors. But this does not work for Mono. This longer coding
-            // form of creating a tempoary float variable from the
-            // expression first, then casting that variable to a byte or
-            // sbyte, works for both .Net and Mono. These types of
-            // assignments occur in SetPrimtiveBlockShapeParams and
-            // SetPrimitiveShapeParams in support of llSetPrimitiveParams.
-            tempFloat = (float)(100.0d * twist.x);
-            shapeBlock.PathTwistBegin = (sbyte)tempFloat;
-            tempFloat = (float)(100.0d * twist.y);
-            shapeBlock.PathTwist = (sbyte)tempFloat;
-
-            shapeBlock.ObjectLocalID = part.LocalId;
-
-            part.Shape.SculptEntry = false;
-            return shapeBlock;
-        }
-
-        // Prim type box, cylinder and prism.
-        protected void SetPrimitiveShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, LSL_Vector taper_b, LSL_Vector topshear, byte profileshape, byte pathcurve)
-        {
-            float tempFloat;                                    // Use in float expressions below to avoid byte cast precision issues.
-            ObjectShapePacket.ObjectDataBlock shapeBlock;
-
-            shapeBlock = SetPrimitiveBlockShapeParams(part, holeshape, cut, hollow, twist, profileshape, pathcurve);
-
-            if (taper_b.x < 0f)
-            {
-                taper_b.x = 0f;
-            }
-            if (taper_b.x > 2f)
-            {
-                taper_b.x = 2f;
-            }
-            if (taper_b.y < 0f)
-            {
-                taper_b.y = 0f;
-            }
-            if (taper_b.y > 2f)
-            {
-                taper_b.y = 2f;
-            }
-            tempFloat = (float)(100.0d * (2.0d - taper_b.x));
-            shapeBlock.PathScaleX = (byte)tempFloat;
-            tempFloat = (float)(100.0d * (2.0d - taper_b.y));
-            shapeBlock.PathScaleY = (byte)tempFloat;
-            if (topshear.x < -0.5f)
-            {
-                topshear.x = -0.5f;
-            }
-            if (topshear.x > 0.5f)
-            {
-                topshear.x = 0.5f;
-            }
-            if (topshear.y < -0.5f)
-            {
-                topshear.y = -0.5f;
-            }
-            if (topshear.y > 0.5f)
-            {
-                topshear.y = 0.5f;
-            }
-            tempFloat = (float)(100.0d * topshear.x);
-            shapeBlock.PathShearX = (byte)tempFloat;
-            tempFloat = (float)(100.0d * topshear.y);
-            shapeBlock.PathShearY = (byte)tempFloat;
-
-            part.Shape.SculptEntry = false;
-            part.UpdateShape(shapeBlock);
-        }
-
-        // Prim type sphere.
-        protected void SetPrimitiveShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, LSL_Vector dimple, byte profileshape, byte pathcurve)
-        {
-            ObjectShapePacket.ObjectDataBlock shapeBlock;
-
-            shapeBlock = SetPrimitiveBlockShapeParams(part, holeshape, cut, hollow, twist, profileshape, pathcurve);
-
-            // profile/path swapped for a sphere
-            shapeBlock.PathBegin = shapeBlock.ProfileBegin;
-            shapeBlock.PathEnd = shapeBlock.ProfileEnd;
-
-            shapeBlock.PathScaleX = 100;
-            shapeBlock.PathScaleY = 100;
-
-            if (dimple.x < 0f)
-            {
-                dimple.x = 0f;
-            }
-            if (dimple.x > 1f)
-            {
-                dimple.x = 1f;
-            }
-            if (dimple.y < 0f)
-            {
-                dimple.y = 0f;
-            }
-            if (dimple.y > 1f)
-            {
-                dimple.y = 1f;
-            }
-            if (dimple.y - dimple.x < 0.02f)
-            {
-                dimple.x = dimple.y - 0.02f;
-                if (dimple.x < 0.0f)
-                {
-                    dimple.x = 0.0f;
-                    dimple.y = 0.02f;
-                }
-            }
-            shapeBlock.ProfileBegin = (ushort)(50000 * dimple.x);
-            shapeBlock.ProfileEnd   = (ushort)(50000 * (1 - dimple.y));
-
-            part.Shape.SculptEntry = false;
-            part.UpdateShape(shapeBlock);
-        }
-
-        // Prim type torus, tube and ring.
-        protected void SetPrimitiveShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, LSL_Vector holesize, LSL_Vector topshear, LSL_Vector profilecut, LSL_Vector taper_a, float revolutions, float radiusoffset, float skew, byte profileshape, byte pathcurve)
-        {
-            float tempFloat;                                    // Use in float expressions below to avoid byte cast precision issues.
-            ObjectShapePacket.ObjectDataBlock shapeBlock;
-
-            shapeBlock = SetPrimitiveBlockShapeParams(part, holeshape, cut, hollow, twist, profileshape, pathcurve);
-
-            // profile/path swapped for a torrus, tube, ring
-            shapeBlock.PathBegin = shapeBlock.ProfileBegin;
-            shapeBlock.PathEnd = shapeBlock.ProfileEnd;
-
-            if (holesize.x < 0.01f)
-            {
-                holesize.x = 0.01f;
-            }
-            if (holesize.x > 1f)
-            {
-                holesize.x = 1f;
-            }
-            if (holesize.y < 0.01f)
-            {
-                holesize.y = 0.01f;
-            }
-            if (holesize.y > 0.5f)
-            {
-                holesize.y = 0.5f;
-            }
-            tempFloat = (float)(100.0d * (2.0d - holesize.x));
-            shapeBlock.PathScaleX = (byte)tempFloat;
-            tempFloat = (float)(100.0d * (2.0d - holesize.y));
-            shapeBlock.PathScaleY = (byte)tempFloat;
-            if (topshear.x < -0.5f)
-            {
-                topshear.x = -0.5f;
-            }
-            if (topshear.x > 0.5f)
-            {
-                topshear.x = 0.5f;
-            }
-            if (topshear.y < -0.5f)
-            {
-                topshear.y = -0.5f;
-            }
-            if (topshear.y > 0.5f)
-            {
-                topshear.y = 0.5f;
-            }
-            tempFloat = (float)(100.0d * topshear.x);
-            shapeBlock.PathShearX = (byte)tempFloat;
-            tempFloat = (float)(100.0d * topshear.y);
-            shapeBlock.PathShearY = (byte)tempFloat;
-            if (profilecut.x < 0f)
-            {
-                profilecut.x = 0f;
-            }
-            if (profilecut.x > 1f)
-            {
-                profilecut.x = 1f;
-            }
-            if (profilecut.y < 0f)
-            {
-                profilecut.y = 0f;
-            }
-            if (profilecut.y > 1f)
-            {
-                profilecut.y = 1f;
-            }
-            if (profilecut.y - profilecut.x < 0.02f)
-            {
-                profilecut.x = profilecut.y - 0.02f;
-                if (profilecut.x < 0.0f)
-                {
-                    profilecut.x = 0.0f;
-                    profilecut.y = 0.02f;
-                }
-            }
-            shapeBlock.ProfileBegin = (ushort)(50000 * profilecut.x);
-            shapeBlock.ProfileEnd = (ushort)(50000 * (1 - profilecut.y));
-            if (taper_a.x < -1f)
-            {
-                taper_a.x = -1f;
-            }
-            if (taper_a.x > 1f)
-            {
-                taper_a.x = 1f;
-            }
-            if (taper_a.y < -1f)
-            {
-                taper_a.y = -1f;
-            }
-            if (taper_a.y > 1f)
-            {
-                taper_a.y = 1f;
-            }
-            tempFloat = (float)(100.0d * taper_a.x);
-            shapeBlock.PathTaperX = (sbyte)tempFloat;
-            tempFloat = (float)(100.0d * taper_a.y);
-            shapeBlock.PathTaperY = (sbyte)tempFloat;
-            if (revolutions < 1f)
-            {
-                revolutions = 1f;
-            }
-            if (revolutions > 4f)
-            {
-                revolutions = 4f;
-            }
-            tempFloat = 66.66667f * (revolutions - 1.0f);
-            shapeBlock.PathRevolutions = (byte)tempFloat;
-            // limits on radiusoffset depend on revolutions and hole size (how?) seems like the maximum range is 0 to 1
-            if (radiusoffset < 0f)
-            {
-                radiusoffset = 0f;
-            }
-            if (radiusoffset > 1f)
-            {
-                radiusoffset = 1f;
-            }
-            tempFloat = 100.0f * radiusoffset;
-            shapeBlock.PathRadiusOffset = (sbyte)tempFloat;
-            if (skew < -0.95f)
-            {
-                skew = -0.95f;
-            }
-            if (skew > 0.95f)
-            {
-                skew = 0.95f;
-            }
-            tempFloat = 100.0f * skew;
-            shapeBlock.PathSkew = (sbyte)tempFloat;
-
-            part.Shape.SculptEntry = false;
-            part.UpdateShape(shapeBlock);
-        }
-
-        // Prim type sculpt.
-        protected void SetPrimitiveShapeParams(SceneObjectPart part, string map, int type, byte pathcurve)
-        {
-            ObjectShapePacket.ObjectDataBlock shapeBlock = new ObjectShapePacket.ObjectDataBlock();
-            UUID sculptId;
-
-            if (!UUID.TryParse(map, out sculptId))
-                sculptId = ScriptUtils.GetAssetIdFromItemName(m_host, map, (int)AssetType.Texture);
-
-            if (sculptId == UUID.Zero)
-                return;
-
-            shapeBlock.PathCurve = pathcurve;
-            shapeBlock.ObjectLocalID = part.LocalId;
-            shapeBlock.PathScaleX = 100;
-            shapeBlock.PathScaleY = 150;
-
-            int flag = type & (ScriptBaseClass.PRIM_SCULPT_FLAG_INVERT | ScriptBaseClass.PRIM_SCULPT_FLAG_MIRROR);
-
-            if (type != (ScriptBaseClass.PRIM_SCULPT_TYPE_CYLINDER | flag) &&
-                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_PLANE | flag) &&
-                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE | flag) &&
-                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_TORUS | flag))
-            {
-                // default
-                type = (int)ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE;
-            }
-
-            part.Shape.SetSculptProperties((byte)type, sculptId);
-            part.Shape.SculptEntry = true;
-            part.UpdateShape(shapeBlock);
-        }
-
-        public void llSetPrimitiveParams(LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            SetLinkPrimParams(ScriptBaseClass.LINK_THIS, rules, "llSetPrimitiveParams");
-
-            ScriptSleep(m_sleepMsOnSetPrimitiveParams);
-        }
-
-        public void llSetLinkPrimitiveParams(int linknumber, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            SetLinkPrimParams(linknumber, rules, "llSetLinkPrimitiveParams");
-
-            ScriptSleep(m_sleepMsOnSetLinkPrimitiveParams);
-        }
-
-        public void llSetLinkPrimitiveParamsFast(int linknumber, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            SetLinkPrimParams(linknumber, rules, "llSetLinkPrimitiveParamsFast");
-        }
-
-        protected void SetLinkPrimParams(int linknumber, LSL_List rules, string originFunc)
-        {
-            SetEntityParams(GetLinkEntities(linknumber), rules, originFunc);
-        }
-
-        protected void SetEntityParams(List<ISceneEntity> entities, LSL_List rules, string originFunc)
-        {
-            LSL_List remaining = null;
-            uint rulesParsed = 0;
-
-            foreach (ISceneEntity entity in entities)
-            {
-                if (entity is SceneObjectPart)
-                    remaining = SetPrimParams((SceneObjectPart)entity, rules, originFunc, ref rulesParsed);
-                else
-                    remaining = SetAgentParams((ScenePresence)entity, rules, originFunc, ref rulesParsed);
-            }
-
-            while (remaining != null && remaining.Length > 2)
-            {
-                int linknumber;
-                try
-                {
-                    linknumber = remaining.GetLSLIntegerItem(0);
-                }
-                catch(InvalidCastException)
-                {
-                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_LINK_TARGET: parameter 2 must be integer", rulesParsed));
-                    return;
-                }
-
-                rules = remaining.GetSublist(1, -1);
-                entities = GetLinkEntities(linknumber);
-
-                foreach (ISceneEntity entity in entities)
-                {
-                    if (entity is SceneObjectPart)
-                        remaining = SetPrimParams((SceneObjectPart)entity, rules, originFunc, ref rulesParsed);
-                    else
-                        remaining = SetAgentParams((ScenePresence)entity, rules, originFunc, ref rulesParsed);
-                }
-            }
-        }
-
-        public void llSetKeyframedMotion(LSL_List frames, LSL_List options)
-        {
-            SceneObjectGroup group = m_host.ParentGroup;
-
-            if (group.RootPart.PhysActor != null && group.RootPart.PhysActor.IsPhysical)
-                return;
-            if (group.IsAttachment)
-                return;
-
-            if (frames.Data.Length > 0) // We are getting a new motion
-            {
-                if (group.RootPart.KeyframeMotion != null)
-                    group.RootPart.KeyframeMotion.Delete();
-                group.RootPart.KeyframeMotion = null;
-
-                int idx = 0;
-
-                KeyframeMotion.PlayMode mode = KeyframeMotion.PlayMode.Forward;
-                KeyframeMotion.DataFormat data = KeyframeMotion.DataFormat.Translation | KeyframeMotion.DataFormat.Rotation;
-
-                while (idx < options.Data.Length)
-                {
-                    int option = (int)options.GetLSLIntegerItem(idx++);
-                    int remain = options.Data.Length - idx;
-
-                    switch (option)
-                    {
-                        case ScriptBaseClass.KFM_MODE:
-                            if (remain < 1)
-                                break;
-                            int modeval = (int)options.GetLSLIntegerItem(idx++);
-                            switch(modeval)
-                            {
-                                case ScriptBaseClass.KFM_FORWARD:
-                                    mode = KeyframeMotion.PlayMode.Forward;
-                                    break;
-                                case ScriptBaseClass.KFM_REVERSE:
-                                    mode = KeyframeMotion.PlayMode.Reverse;
-                                    break;
-                                case ScriptBaseClass.KFM_LOOP:
-                                    mode = KeyframeMotion.PlayMode.Loop;
-                                    break;
-                                case ScriptBaseClass.KFM_PING_PONG:
-                                    mode = KeyframeMotion.PlayMode.PingPong;
-                                    break;
-                            }
-                            break;
-                        case ScriptBaseClass.KFM_DATA:
-                            if (remain < 1)
-                                break;
-                            int dataval = (int)options.GetLSLIntegerItem(idx++);
-                            data = (KeyframeMotion.DataFormat)dataval;
-                            break;
-                    }
-                }
-
-                group.RootPart.KeyframeMotion = new KeyframeMotion(group, mode, data);
-
-                idx = 0;
-
-                int elemLength = 2;
-                if (data == (KeyframeMotion.DataFormat.Translation | KeyframeMotion.DataFormat.Rotation))
-                    elemLength = 3;
-
-                List<KeyframeMotion.Keyframe> keyframes = new List<KeyframeMotion.Keyframe>();
-                while (idx < frames.Data.Length)
-                {
-                    int remain = frames.Data.Length - idx;
-
-                    if (remain < elemLength)
-                        break;
-
-                    KeyframeMotion.Keyframe frame = new KeyframeMotion.Keyframe();
-                    frame.Position = null;
-                    frame.Rotation = null;
-
-                    if ((data & KeyframeMotion.DataFormat.Translation) != 0)
-                    {
-                        LSL_Types.Vector3 tempv = frames.GetVector3Item(idx++);
-                        frame.Position = new Vector3((float)tempv.x, (float)tempv.y, (float)tempv.z);
-                    }
-                    if ((data & KeyframeMotion.DataFormat.Rotation) != 0)
-                    {
-                        LSL_Types.Quaternion tempq = frames.GetQuaternionItem(idx++);
-                        Quaternion q = new Quaternion((float)tempq.x, (float)tempq.y, (float)tempq.z, (float)tempq.s);
-                        q.Normalize();
-                        frame.Rotation = q;
-                    }
-
-                    float tempf = (float)frames.GetLSLFloatItem(idx++);
-                    frame.TimeMS = (int)(tempf * 1000.0f);
-
-                    keyframes.Add(frame);
-                }
-
-                group.RootPart.KeyframeMotion.SetKeyframes(keyframes.ToArray());
-                group.RootPart.KeyframeMotion.Start();
-            }
-            else
-            {
-                if (group.RootPart.KeyframeMotion == null)
-                    return;
-
-                if (options.Data.Length == 0)
-                {
-                    group.RootPart.KeyframeMotion.Stop();
-                    return;
-                }
-
-                int idx = 0;
-
-                while (idx < options.Data.Length)
-                {
-                    int option = (int)options.GetLSLIntegerItem(idx++);
-
-                    switch (option)
-                    {
-                        case ScriptBaseClass.KFM_COMMAND:
-                            int cmd = (int)options.GetLSLIntegerItem(idx++);
-                            switch (cmd)
-                            {
-                                case ScriptBaseClass.KFM_CMD_PLAY:
-                                    group.RootPart.KeyframeMotion.Start();
-                                    break;
-                                case ScriptBaseClass.KFM_CMD_STOP:
-                                    group.RootPart.KeyframeMotion.Stop();
-                                    break;
-                                case ScriptBaseClass.KFM_CMD_PAUSE:
-                                    group.RootPart.KeyframeMotion.Pause();
-                                    break;
-                            }
-                            break;
-                    }
-                }
-            }
-        }
-
-        protected LSL_List SetPrimParams(SceneObjectPart part, LSL_List rules, string originFunc, ref uint rulesParsed)
-        {
-            int idx = 0;
-            int idxStart = 0;
-
-            bool positionChanged = false;
-            LSL_Vector currentPosition = GetPartLocalPos(part);
-
-            try
-            {
-                while (idx < rules.Length)
-                {
-                    ++rulesParsed;
-                    int code = rules.GetLSLIntegerItem(idx++);
-
-                    int remain = rules.Length - idx;
-                    idxStart = idx;
-
-                    int face;
-                    LSL_Vector v;
-
-                    switch (code)
-                    {
-                        case ScriptBaseClass.PRIM_POSITION:
-                        case ScriptBaseClass.PRIM_POS_LOCAL:
-                            if (remain < 1)
-                                return null;
-
-                            try
-                            {
-                                v = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                if(code == ScriptBaseClass.PRIM_POSITION)
-                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POSITION: arg #{1} - parameter 1 must be vector", rulesParsed, idx - idxStart - 1));
-                                else
-                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POS_LOCAL: arg #{1} - parameter 1 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            positionChanged = true;
-                            currentPosition = GetSetPosTarget(part, v, currentPosition);
-
-                            break;
-                        case ScriptBaseClass.PRIM_SIZE:
-                            if (remain < 1)
-                                return null;
-
-                            v=rules.GetVector3Item(idx++);
-                            SetScale(part, v);
-
-                            break;
-                        case ScriptBaseClass.PRIM_ROTATION:
-                            if (remain < 1)
-                                return null;
-                            LSL_Rotation q;
-                            try
-                            {
-                                q = rules.GetQuaternionItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROTATION: arg #{1} - parameter 1 must be rotation", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            // try to let this work as in SL...
-                            if (part.ParentID == 0)
-                            {
-                                // special case: If we are root, rotate complete SOG to new rotation
-                                SetRot(part, q);
-                            }
-                            else
-                            {
-                                // we are a child. The rotation values will be set to the one of root modified by rot, as in SL. Don't ask.
-                                SceneObjectPart rootPart = part.ParentGroup.RootPart;
-                                SetRot(part, rootPart.RotationOffset * (Quaternion)q);
-                            }
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_TYPE:
-                            if (remain < 3)
-                                return null;
-
-                            try
-                            {
-                                code = (int)rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE: arg #{1} - parameter 1 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            remain = rules.Length - idx;
-                            float hollow;
-                            LSL_Vector twist;
-                            LSL_Vector taper_b;
-                            LSL_Vector topshear;
-                            float revolutions;
-                            float radiusoffset;
-                            float skew;
-                            LSL_Vector holesize;
-                            LSL_Vector profilecut;
-
-                            switch (code)
-                            {
-                                case ScriptBaseClass.PRIM_TYPE_BOX:
-                                    if (remain < 6)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); // cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 5 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        topshear = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b, topshear,
-                                        (byte)ProfileShape.Square, (byte)Extrusion.Straight);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_CYLINDER:
-                                    if (remain < 6)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); // cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        topshear = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b, topshear,
-                                        (byte)ProfileShape.Circle, (byte)Extrusion.Straight);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_PRISM:
-                                    if (remain < 6)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); //cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        topshear = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b, topshear,
-                                        (byte)ProfileShape.EquilateralTriangle, (byte)Extrusion.Straight);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_SPHERE:
-                                    if (remain < 5)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); // cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++); // dimple
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b,
-                                        (byte)ProfileShape.HalfCircle, (byte)Extrusion.Curve1);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_TORUS:
-                                    if (remain < 11)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); //cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        holesize = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        topshear = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        profilecut = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 9 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++); // taper_a
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 10 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        revolutions = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 11 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        radiusoffset = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 12 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        skew = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 13 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, holesize, topshear, profilecut, taper_b,
-                                        revolutions, radiusoffset, skew, (byte)ProfileShape.Circle, (byte)Extrusion.Curve1);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_TUBE:
-                                    if (remain < 11)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); //cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        holesize = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        topshear = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        profilecut = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 9 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++); // taper_a
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 10 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        revolutions = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 11 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        radiusoffset = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 12 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        skew = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 13 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, holesize, topshear, profilecut, taper_b,
-                                        revolutions, radiusoffset, skew, (byte)ProfileShape.Square, (byte)Extrusion.Curve1);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_RING:
-                                    if (remain < 11)
-                                        return null;
-
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        v = rules.GetVector3Item(idx++); //cut
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        hollow = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        twist = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        holesize = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        topshear = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        profilecut = rules.GetVector3Item(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 9 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        taper_b = rules.GetVector3Item(idx++); // taper_a
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 10 must be vector", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        revolutions = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 11 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        radiusoffset = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 12 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    try
-                                    {
-                                        skew = (float)rules.GetLSLFloatItem(idx++);
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 13 must be float", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, holesize, topshear, profilecut, taper_b,
-                                        revolutions, radiusoffset, skew, (byte)ProfileShape.EquilateralTriangle, (byte)Extrusion.Curve1);
-                                    break;
-
-                                case ScriptBaseClass.PRIM_TYPE_SCULPT:
-                                    if (remain < 2)
-                                        return null;
-
-                                    string map = rules.Data[idx++].ToString();
-                                    try
-                                    {
-                                        face = (int)rules.GetLSLIntegerItem(idx++); // type
-                                    }
-                                    catch(InvalidCastException)
-                                    {
-                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SCULPT: arg #{1} - parameter 4 must be integer", rulesParsed, idx - idxStart - 1));
-                                        return null;
-                                    }
-                                    SetPrimitiveShapeParams(part, map, face, (byte)Extrusion.Curve1);
-                                    break;
-                            }
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_TEXTURE:
-                            if (remain < 5)
-                                return null;
-
-                            face=(int)rules.GetLSLIntegerItem(idx++);
-                            string tex;
-                            LSL_Vector repeats;
-                            LSL_Vector offsets;
-                            double rotation;
-
-                            tex = rules.Data[idx++].ToString();
-                            try
-                            {
-                                repeats = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXTURE: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                offsets = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXTURE: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                rotation = (double)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXTURE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            SetTexture(part, tex, face);
-                            ScaleTexture(part, repeats.x, repeats.y, face);
-                            OffsetTexture(part, offsets.x, offsets.y, face);
-                            RotateTexture(part, rotation, face);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_COLOR:
-                            if (remain < 3)
-                                return null;
-
-                            LSL_Vector color;
-                            double alpha;
-
-                            try
-                            {
-                                face = (int)rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_COLOR: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                color = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_COLOR: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                alpha = (double)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_COLOR: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            part.SetFaceColorAlpha(face, color, alpha);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_FLEXIBLE:
-                            if (remain < 7)
-                                return null;
-                            bool flexi;
-                            int softness;
-                            float gravity;
-                            float friction;
-                            float wind;
-                            float tension;
-                            LSL_Vector force;
-
-                            try
-                            {
-                                flexi = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                softness = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                gravity = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                friction = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                wind = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 6 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                tension = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 7 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                force = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            SetFlexi(part, flexi, softness, gravity, friction, wind, tension, force);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_POINT_LIGHT:
-                            if (remain < 5)
-                                return null;
-                            bool light;
-                            LSL_Vector lightcolor;
-                            float intensity;
-                            float radius;
-                            float falloff;
-
-                            try
-                            {
-                                light = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                lightcolor = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                intensity = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                radius = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                falloff = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 6 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            SetPointLight(part, light, lightcolor, intensity, radius, falloff);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_GLOW:
-                            if (remain < 2)
-                                return null;
-
-                            float glow;
-
-                            try
-                            {
-                                face = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_GLOW: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                glow = (float)rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_GLOW: arg #{1} - parameter 3 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            SetGlow(part, face, glow);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_BUMP_SHINY:
-                            if (remain < 3)
-                                return null;
-
-                            int shiny;
-                            Bumpiness bump;
-
-                            try
-                            {
-                                face = (int)rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_BUMP_SHINY: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                shiny = (int)rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_BUMP_SHINY: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                bump = (Bumpiness)(int)rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_BUMP_SHINY: arg #{1} - parameter 4 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            SetShiny(part, face, shiny, bump);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_FULLBRIGHT:
-                            if (remain < 2)
-                                return null;
-                            bool st;
-
-                            try
-                            {
-                                face = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FULLBRIGHT: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            try
-                            {
-                                st = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FULLBRIGHT: arg #{1} - parameter 4 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            SetFullBright(part, face , st);
-                            break;
-
-                        case ScriptBaseClass.PRIM_MATERIAL:
-                            if (remain < 1)
-                                return null;
-                            int mat;
-
-                            try
-                            {
-                                mat = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_MATERIAL: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            if (mat < 0 || mat > 7)
-                                return null;
-
-                            part.Material = Convert.ToByte(mat);
-                            break;
-
-                        case ScriptBaseClass.PRIM_PHANTOM:
-                            if (remain < 1)
-                                return null;
-
-                            string ph = rules.Data[idx++].ToString();
-                            part.ParentGroup.ScriptSetPhantomStatus(ph.Equals("1"));
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_PHYSICS:
-                           if (remain < 1)
-                                return null;
-                            string phy = rules.Data[idx++].ToString();
-                            part.ScriptSetPhysicsStatus(phy.Equals("1"));
-                            break;
-
-                        case ScriptBaseClass.PRIM_PHYSICS_SHAPE_TYPE:
-                            if (remain < 1)
-                                return null;
-
-                            int shape_type;
-
-                            try
-                            {
-                                shape_type = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_PHYSICS_SHAPE_TYPE: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            ExtraPhysicsData physdata = new ExtraPhysicsData();
-                            physdata.Density = part.Density;
-                            physdata.Bounce = part.Restitution;
-                            physdata.GravitationModifier = part.GravityModifier;
-                            physdata.PhysShapeType = (PhysShapeType)shape_type;
-
-                            part.UpdateExtraPhysics(physdata);
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_TEMP_ON_REZ:
-                            if (remain < 1)
-                                return null;
-                            string temp = rules.Data[idx++].ToString();
-
-                            part.ParentGroup.ScriptSetTemporaryStatus(temp.Equals("1"));
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_TEXGEN:
-                            if (remain < 2)
-                                return null;
-                                //face,type
-                            int style;
-
-                            try
-                            {
-                                face = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXGEN: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            try
-                            {
-                                style = rules.GetLSLIntegerItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXGEN: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            SetTexGen(part, face, style);
-                            break;
-                        case ScriptBaseClass.PRIM_TEXT:
-                            if (remain < 3)
-                                return null;
-                            string primText;
-                            LSL_Vector primTextColor;
-                            LSL_Float primTextAlpha;
-
-                            try
-                            {
-                                primText = rules.GetLSLStringItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXT: arg #{1} - parameter 2 must be string", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            try
-                            {
-                                primTextColor = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXT: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            try
-                            {
-                                primTextAlpha = rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXT: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            Vector3 av3 = Util.Clip(primTextColor, 0.0f, 1.0f);
-                            part.SetText(primText, av3, Util.Clip((float)primTextAlpha, 0.0f, 1.0f));
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_NAME:
-                            if (remain < 1)
-                                return null;
-                            try
-                            {
-                                string primName = rules.GetLSLStringItem(idx++);
-                                part.Name = primName;
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_NAME: arg #{1} - parameter 2 must be string", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            break;
-                        case ScriptBaseClass.PRIM_DESC:
-                            if (remain < 1)
-                                return null;
-                            try
-                            {
-                                string primDesc = rules.GetLSLStringItem(idx++);
-                                part.Description = primDesc;
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_DESC: arg #{1} - parameter 2 must be string", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            break;
-                        case ScriptBaseClass.PRIM_ROT_LOCAL:
-                            if (remain < 1)
-                                return null;
-                            LSL_Rotation rot;
-                            try
-                            {
-                                rot = rules.GetQuaternionItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROT_LOCAL: arg #{1} - parameter 2 must be rotation", rulesParsed, idx - idxStart - 1));
-                               return null;
-                            }
-                            SetRot(part, rot);
-                            break;
-
-                        case ScriptBaseClass.PRIM_OMEGA:
-                            if (remain < 3)
-                                return null;
-                            LSL_Vector axis;
-                            LSL_Float spinrate;
-                            LSL_Float gain;
-
-                            try
-                            {
-                                axis = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_OMEGA: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                spinrate = rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_OMEGA: arg #{1} - parameter 3 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            try
-                            {
-                                gain = rules.GetLSLFloatItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_OMEGA: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            TargetOmega(part, axis, (double)spinrate, (double)gain);
-                            break;
-
-                        case ScriptBaseClass.PRIM_SLICE:
-                            if (remain < 1)
-                                return null;
-                            LSL_Vector slice;
-                            try
-                            {
-                                slice = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_SLICE: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-                            part.UpdateSlice((float)slice.x, (float)slice.y);
-                            break;
-
-                        case ScriptBaseClass.PRIM_LINK_TARGET:
-                            if (remain < 3) // setting to 3 on the basis that parsing any usage of PRIM_LINK_TARGET that has nothing following it is pointless.
-                                return null;
-
-                            return rules.GetSublist(idx, -1);
-
-                        default:
-                            Error(originFunc, string.Format("Error running rule #{0}: arg #{1} - unsupported parameter", rulesParsed, idx - idxStart));
-                            return null;
-                    }
-                }
-            }
-            catch (InvalidCastException e)
-            {
-                Error(originFunc, string.Format("Error running rule #{0}: arg #{1} - ", rulesParsed, idx - idxStart) + e.Message);
-            }
-            finally
-            {
-                if (positionChanged)
-                {
-                    if (part.ParentGroup.RootPart == part)
-                    {
-                        SceneObjectGroup parent = part.ParentGroup;
-                        parent.UpdateGroupPosition(currentPosition);
-                    }
-                    else
-                    {
-                        part.OffsetPosition = currentPosition;
-                        SceneObjectGroup parent = part.ParentGroup;
-                        parent.HasGroupChanged = true;
-                        parent.ScheduleGroupForTerseUpdate();
-                    }
-                }
-            }
-
-            return null;
-        }
-
-        protected LSL_List SetAgentParams(ScenePresence sp, LSL_List rules, string originFunc, ref uint rulesParsed)
-        {
-            int idx = 0;
-            int idxStart = 0;
-
-            try
-            {
-                while (idx < rules.Length)
-                {
-                    ++rulesParsed;
-                    int code = rules.GetLSLIntegerItem(idx++);
-
-                    int remain = rules.Length - idx;
-                    idxStart = idx;
-
-                    switch (code)
-                    {
-                        case ScriptBaseClass.PRIM_POSITION:
-                        case ScriptBaseClass.PRIM_POS_LOCAL:
-                            if (remain < 1)
-                                return null;
-
-                            try
-                            {
-                                sp.OffsetPosition = rules.GetVector3Item(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                if (code == ScriptBaseClass.PRIM_POSITION)
-                                {
-                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POSITION: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));
-                                }
-                                else
-                                {
-                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POS_LOCAL: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));
-                                }
-                                return null;
-                            }
-                            break;
-
-                        case ScriptBaseClass.PRIM_ROTATION:                       
-                            if (remain < 1)
-                                return null;
-
-                            Quaternion inRot;
-
-                            try
-                            {
-                                inRot = rules.GetQuaternionItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROTATION: arg #{1} - parameter 2 must be rotation", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            SceneObjectPart parentPart = sp.ParentPart;
-
-                            if (parentPart != null)
-                                sp.Rotation = m_host.GetWorldRotation() * inRot;
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_ROT_LOCAL:
-                            if (remain < 1)
-                                return null;
-
-                            try
-                            {
-                                sp.Rotation = rules.GetQuaternionItem(idx++);
-                            }
-                            catch(InvalidCastException)
-                            {
-                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROT_LOCAL: arg #{1} - parameter 2 must be rotation", rulesParsed, idx - idxStart - 1));
-                                return null;
-                            }
-
-                            break;
-
-                        case ScriptBaseClass.PRIM_TYPE:
-                            Error(originFunc, "PRIM_TYPE disallowed on agent");
-                            return null;
-
-                        case ScriptBaseClass.PRIM_OMEGA:
-                            Error(originFunc, "PRIM_OMEGA disallowed on agent");
-                            return null;
-
-                        case ScriptBaseClass.PRIM_LINK_TARGET:
-                            if (remain < 3) // setting to 3 on the basis that parsing any usage of PRIM_LINK_TARGET that has nothing following it is pointless.
-                                return null;
-
-                            return rules.GetSublist(idx, -1);
-
-                        default:
-                            Error(originFunc,
-                                string.Format("Error running rule #{0} on agent: arg #{1} - disallowed on agent", rulesParsed, idx - idxStart));
-                            return null;
-                    }
-                }
-            }
-            catch (InvalidCastException e)
-            {
-                Error(
-                    originFunc, 
-                    string.Format("Error running rule #{0}: arg #{1} - ", rulesParsed, idx - idxStart) + e.Message);
-            }
-
-            return null;
-        }
-
-        public LSL_String llStringToBase64(string str)
-        {
-            m_host.AddScriptLPS(1);
-            try
-            {
-                byte[] encData_byte;
-                encData_byte = Util.UTF8.GetBytes(str);
-                string encodedData = Convert.ToBase64String(encData_byte);
-                return encodedData;
-            }
-            catch
-            {
-                Error("llBase64ToString", "Error encoding string");
-                return String.Empty;
-            }
-        }
-
-        public LSL_String llBase64ToString(string str)
-        {
-            m_host.AddScriptLPS(1);
-            try
-            {
-                byte[] b = Convert.FromBase64String(str);
-                return Encoding.UTF8.GetString(b);
-            }
-            catch
-            {
-                Error("llBase64ToString", "Error decoding string");
-                return String.Empty;
-            }
-        }
-
-        public LSL_String llXorBase64Strings(string str1, string str2)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llXorBase64Strings", "Use llXorBase64 instead");
-            ScriptSleep(m_sleepMsOnXorBase64Strings);
-            return String.Empty;
-        }
-
-        public void llRemoteDataSetRegion()
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llRemoteDataSetRegion", "Use llOpenRemoteDataChannel instead");
-        }
-
-        public LSL_Float llLog10(double val)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Log10(val);
-        }
-
-        public LSL_Float llLog(double val)
-        {
-            m_host.AddScriptLPS(1);
-            return (double)Math.Log(val);
-        }
-
-        public LSL_List llGetAnimationList(string id)
-        {
-            m_host.AddScriptLPS(1);
-
-            LSL_List l = new LSL_List();
-            ScenePresence av = World.GetScenePresence((UUID)id);
-            if (av == null || av.IsChildAgent) // only if in the region
-                return l;
-            UUID[] anims;
-            anims = av.Animator.GetAnimationArray();
-            foreach (UUID foo in anims)
-                l.Add(new LSL_Key(foo.ToString()));
-            return l;
-        }
-
-        public void llSetParcelMusicURL(string url)
-        {
-            m_host.AddScriptLPS(1);
-
-            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-
-            if (land.LandData.OwnerID != m_host.OwnerID)
-                return;
-
-            land.SetMusicUrl(url);
-
-            ScriptSleep(m_sleepMsOnSetParcelMusicURL);
-        }
-
-        public LSL_String llGetParcelMusicURL()
-        {
-            m_host.AddScriptLPS(1);
-
-            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-
-            if (land.LandData.OwnerID != m_host.OwnerID)
-                return String.Empty;
-
-            return land.GetMusicUrl();
-        }
-
-        public LSL_Vector llGetRootPosition()
-        {
-            m_host.AddScriptLPS(1);
-
-            return new LSL_Vector(m_host.ParentGroup.AbsolutePosition);
-        }
-
-        /// <summary>
-        /// http://lslwiki.net/lslwiki/wakka.php?wakka=llGetRot
-        /// http://lslwiki.net/lslwiki/wakka.php?wakka=ChildRotation
-        /// Also tested in sl in regards to the behaviour in attachments/mouselook
-        /// In the root prim:-
-        ///     Returns the object rotation if not attached
-        ///     Returns the avatars rotation if attached
-        ///     Returns the camera rotation if attached and the avatar is in mouselook
-        /// </summary>
-        public LSL_Rotation llGetRootRotation()
-        {
-            m_host.AddScriptLPS(1);
-            Quaternion q;
-            if (m_host.ParentGroup.AttachmentPoint != 0)
-            {
-                ScenePresence avatar = World.GetScenePresence(m_host.ParentGroup.AttachedAvatar);
-                if (avatar != null)
-                    if ((avatar.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_MOUSELOOK) != 0)
-                        q = avatar.CameraRotation; // Mouselook
-                    else
-                        q = avatar.GetWorldRotation(); // Currently infrequently updated so may be inaccurate
-                else
-                    q = m_host.ParentGroup.GroupRotation; // Likely never get here but just in case
-            }
-            else
-                q = m_host.ParentGroup.GroupRotation; // just the group rotation
-
-            return new LSL_Rotation(q);
-        }
-
-        public LSL_String llGetObjectDesc()
-        {
-            return m_host.Description!=null?m_host.Description:String.Empty;
-        }
-
-        public void llSetObjectDesc(string desc)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.Description = desc!=null?desc:String.Empty;
-        }
-
-        public LSL_String llGetCreator()
-        {
-            m_host.AddScriptLPS(1);
-            return m_host.CreatorID.ToString();
-        }
-
-        public LSL_String llGetTimestamp()
-        {
-            m_host.AddScriptLPS(1);
-            return DateTime.Now.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ");
-        }
-
-        public LSL_Integer llGetNumberOfPrims()
-        {
-            m_host.AddScriptLPS(1);
-
-            return m_host.ParentGroup.PrimCount + m_host.ParentGroup.GetSittingAvatarsCount();
-        }
-
-        /// <summary>
-        /// Full implementation of llGetBoundingBox according to SL 2015-04-15.
-        /// http://wiki.secondlife.com/wiki/LlGetBoundingBox
-        /// http://lslwiki.net/lslwiki/wakka.php?wakka=llGetBoundingBox
-        /// Returns local bounding box of avatar without attachments
-        /// if target is non-seated avatar or prim/mesh in avatar attachment.
-        /// Returns local bounding box of object including seated avatars
-        /// if target is seated avatar or prim/mesh in object.
-        /// Uses meshing of prims for high accuracy
-        /// or less accurate box models for speed.
-        /// </summary>
-        public LSL_List llGetBoundingBox(string obj)
-        {
-            m_host.AddScriptLPS(1);
-
-            // Get target avatar if non-seated avatar or attachment, or prim and object
-            UUID objID = UUID.Zero;
-            UUID.TryParse(obj, out objID);
-            ScenePresence agent = World.GetScenePresence(objID);
-            if (agent != null)
-            {
-                if (agent.ParentPart != null)
-                {
-                    objID = agent.ParentPart.UUID;
-                    agent = null;
-                }
-            }
-            SceneObjectGroup group = null;
-            SceneObjectPart target = World.GetSceneObjectPart(objID);
-            if (target != null)
-            {
-                group = target.ParentGroup;
-                if (group.IsAttachment) {
-                    objID = group.AttachedAvatar;
-                    agent = World.GetScenePresence(objID);
-                    group = null;
-                    target = null;
-                }
-            }
-
-            // Initialize but break if no target
-            LSL_List result = new LSL_List();
-            int groupCount = 0;
-            int partCount = 0;
-            int vertexCount = 0;
-            if (target == null && agent == null)
-            {
-                result.Add(new LSL_Vector());
-                result.Add(new LSL_Vector());
-                if (m_addStatsInGetBoundingBox)
-                    result.Add(new LSL_Vector((float)groupCount, (float)partCount, (float)vertexCount));
-                return result;
-            }
-            Vector3 minPosition = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
-            Vector3 maxPosition = new Vector3(float.MinValue, float.MinValue, float.MinValue);
-
-            // Try to get a mesher
-            IRendering primMesher = null;
-            List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
-            if (renderers.Count > 0)
-                primMesher = RenderingLoader.LoadRenderer(renderers[0]);
-
-            // Get bounding box of just avatar, seated or not
-            if (agent != null)
-            {
-                bool hasParent = false;
-                Vector3 lower;
-                Vector3 upper;
-                BoundingBoxOfScenePresence(agent, out lower, out upper);
-                Vector3 offset = Vector3.Zero;
-
-                // Since local bounding box unrotated and untilted, keep it simple
-                AddBoundingBoxOfSimpleBox(lower, upper, offset, agent.Rotation, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                partCount++;
-                groupCount++;
-
-                // Return lower and upper bounding box corners
-                result.Add(new LSL_Vector(minPosition));
-                result.Add(new LSL_Vector(maxPosition));
-                if (m_addStatsInGetBoundingBox)
-                    result.Add(new LSL_Vector((float)groupCount, (float)partCount, (float)vertexCount));
-                return result;
-            }
-            // Get bounding box of object including seated avatars
-            else if (group != null)
-            {
-                // Merge bounding boxes of all parts (prims and mesh)
-                foreach (SceneObjectPart part in group.Parts)
-                {
-                    bool hasParent = (!part.IsRoot);
-                    // When requested or if no mesher, keep it simple
-                    if (m_useSimpleBoxesInGetBoundingBox || primMesher == null)
-                    {
-                        AddBoundingBoxOfSimpleBox(part.Scale * -0.5f, part.Scale * 0.5f, part.OffsetPosition, part.RotationOffset, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                    }
-                    // Do the full mounty
-                    else
-                    {
-                        Primitive omvPrim = part.Shape.ToOmvPrimitive(part.OffsetPosition, part.RotationOffset);
-                        byte[] sculptAsset = null;
-                        if (omvPrim.Sculpt != null)
-                            sculptAsset = World.AssetService.GetData(omvPrim.Sculpt.SculptTexture.ToString());
-
-                        // When part is mesh
-                        // Quirk: Only imports as incompletely populated faceted mesh object, so needs an own handler.
-                        if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type == SculptType.Mesh && sculptAsset != null)
-                        {
-                            AssetMesh meshAsset = new AssetMesh(omvPrim.Sculpt.SculptTexture, sculptAsset);
-                            FacetedMesh mesh = null;
-                            FacetedMesh.TryDecodeFromAsset(omvPrim, meshAsset, DetailLevel.Highest, out mesh);
-                            meshAsset = null;
-                            if (mesh != null)
-                            {
-                                AddBoundingBoxOfFacetedMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                                mesh = null;
-                            }
-                        }
-
-                        // When part is sculpt
-                        // Quirk: Generated sculpt mesh is about 2.8% smaller in X and Y than visual sculpt.
-                        else if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type != SculptType.Mesh && sculptAsset != null)
-                        {
-                            IJ2KDecoder imgDecoder = World.RequestModuleInterface<IJ2KDecoder>();
-                            if (imgDecoder != null)
-                            {
-                                Image sculpt = imgDecoder.DecodeToImage(sculptAsset);
-                                if (sculpt != null)
-                                {
-                                    SimpleMesh mesh = primMesher.GenerateSimpleSculptMesh(omvPrim, (Bitmap)sculpt, DetailLevel.Medium);
-                                    sculpt.Dispose();
-                                    if (mesh != null)
-                                    {
-                                        AddBoundingBoxOfSimpleMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                                        mesh = null;
-                                    }
-                                }
-                            }
-                        }
-
-                        // When part is prim
-                        else if (omvPrim.Sculpt == null)
-                        {
-                            SimpleMesh mesh = primMesher.GenerateSimpleMesh(omvPrim, DetailLevel.Medium);
-                            if (mesh != null)
-                            {
-                                AddBoundingBoxOfSimpleMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                                mesh = null;
-                            }
-                        }
-
-                        // When all else fails, try fallback to simple box
-                        else
-                        {
-                            AddBoundingBoxOfSimpleBox(part.Scale * -0.5f, part.Scale * 0.5f, part.OffsetPosition, part.RotationOffset, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                        }
-                    }
-                    partCount++;
-                }
-            }
-
-            // Merge bounding boxes of seated avatars
-            foreach (ScenePresence sp in group.GetSittingAvatars())
-            {
-                Vector3 lower;
-                Vector3 upper;
-                BoundingBoxOfScenePresence(sp, out lower, out upper);
-                Vector3 offset = sp.OffsetPosition;
-
-                bool hasParent = true;
-                // When requested or if no mesher, keep it simple
-                if (m_useSimpleBoxesInGetBoundingBox || primMesher == null)
-                {
-                    AddBoundingBoxOfSimpleBox(lower, upper, offset, sp.Rotation, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                }
-                // Do the full mounty
-                else
-                {
-                    // Prim shapes don't do center offsets, so add it here.
-                    offset = offset + (lower + upper) * 0.5f * sp.Rotation;
-                    Primitive omvPrim = MakeOpenMetaversePrim(upper - lower, offset, sp.Rotation, ScriptBaseClass.PRIM_TYPE_SPHERE);
-                    SimpleMesh mesh = primMesher.GenerateSimpleMesh(omvPrim, DetailLevel.Medium);
-                    AddBoundingBoxOfSimpleMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);
-                    mesh = null;
-                }
-                partCount++;
-            }
-
-            groupCount++;
-
-            // Return lower and upper bounding box corners
-            result.Add(new LSL_Vector(minPosition));
-            result.Add(new LSL_Vector(maxPosition));
-            if (m_addStatsInGetBoundingBox)
-                result.Add(new LSL_Vector((float)groupCount, (float)partCount, (float)vertexCount));
-
-            primMesher = null;
-            return result;
-        }
-
-        /// <summary>
-        /// Helper to calculate bounding box of an avatar.
-        /// </summary>
-        private void BoundingBoxOfScenePresence(ScenePresence sp, out Vector3 lower, out Vector3 upper)
-        {
-            // Adjust from OS model
-            // avatar height = visual height - 0.2, bounding box height = visual height
-            // to SL model
-            // avatar height = visual height, bounding box height = visual height + 0.2
-            float height = sp.Appearance.AvatarHeight + m_avatarHeightCorrection;
-
-            // According to avatar bounding box in SL 2015-04-18:
-            // standing = <-0.275,-0.35,-0.1-0.5*h> : <0.275,0.35,0.1+0.5*h>
-            // groundsitting = <-0.3875,-0.5,-0.05-0.375*h> : <0.3875,0.5,0.5>
-            // sitting = <-0.5875,-0.35,-0.35-0.375*h> : <0.1875,0.35,-0.25+0.25*h>
-
-            // When avatar is sitting
-            if (sp.ParentPart != null)
-            {
-                lower = new Vector3(m_lABB1SitX0, m_lABB1SitY0, m_lABB1SitZ0 + m_lABB1SitZ1 * height);
-                upper = new Vector3(m_lABB2SitX0, m_lABB2SitY0, m_lABB2SitZ0 + m_lABB2SitZ1 * height);
-            }
-            // When avatar is groundsitting
-            else if (sp.Animator.Animations.ImplicitDefaultAnimation.AnimID == DefaultAvatarAnimations.AnimsUUID["SIT_GROUND_CONSTRAINED"])
-            {
-                lower = new Vector3(m_lABB1GrsX0, m_lABB1GrsY0, m_lABB1GrsZ0 + m_lABB1GrsZ1 * height);
-                upper = new Vector3(m_lABB2GrsX0, m_lABB2GrsY0, m_lABB2GrsZ0 + m_lABB2GrsZ1 * height);
-            }
-            // When avatar is standing or flying
-            else
-            {
-                lower = new Vector3(m_lABB1StdX0, m_lABB1StdY0, m_lABB1StdZ0 + m_lABB1StdZ1 * height);
-                upper = new Vector3(m_lABB2StdX0, m_lABB2StdY0, m_lABB2StdZ0 + m_lABB2StdZ1 * height);
-            }
-        }
-
-        /// <summary>
-        /// Helper to approximate a part with a simple box.
-        /// </summary>
-        private void AddBoundingBoxOfSimpleBox(Vector3 corner1, Vector3 corner2, Vector3 offset, Quaternion rotation, bool hasParent, ref Vector3 lower, ref Vector3 upper, ref int count)
-        {
-            // Parse the 8 box corners
-            for (int i = 0; i < 8; i++)
-            {
-                // Calculate each box corner
-                Vector3 position = corner1;
-                if ((i & 1) != 0)
-                    position.X = corner2.X;
-                if ((i & 2) != 0)
-                    position.Y = corner2.Y;
-                if ((i & 4) != 0)
-                    position.Z = corner2.Z;
-                // Rotate part unless part is root
-                if (hasParent)
-                    position = position * rotation;
-                position = position + offset;
-                // Adjust lower and upper bounding box corners if needed
-                lower = Vector3.Min(lower, position);
-                upper = Vector3.Max(upper, position);
-                count++;
-            }
-        }
-
-        /// <summary>
-        /// Helper to parse a meshed prim and needed especially
-        /// for accuracy with tortured prims and sculpts.
-        /// </summary>
-        private void AddBoundingBoxOfSimpleMesh(SimpleMesh mesh, Primitive prim, bool hasParent, ref Vector3 lower, ref Vector3 upper, ref int count)
-        {
-            // Quirk: A meshed box contains 10 instead of the 8 necessary vertices.
-            if (mesh != null)
-            {
-                // Parse each vertex in mesh
-                foreach (Vertex vertex in mesh.Vertices)
-                {
-                    Vector3 position = vertex.Position;
-                    position = position * prim.Scale;
-                    // Rotate part unless part is root
-                    if (hasParent)
-                        position = position * prim.Rotation;
-                    position = position + prim.Position;
-                    // Adjust lower and upper bounding box corners if needed
-                    lower = Vector3.Min(lower, position);
-                    upper = Vector3.Max(upper, position);
-                    count++;
-                }
-            }
-        }
-
-        /// <summary>
-        /// Helper to parse mesh because no method exists
-        /// to parse mesh assets to SimpleMesh.
-        /// </summary>
-        private void AddBoundingBoxOfFacetedMesh(FacetedMesh mesh, Primitive prim, bool hasParent, ref Vector3 lower, ref Vector3 upper, ref int count)
-        {
-            if (mesh != null)
-            {
-                // Parse each face in mesh
-                // since vertex array isn't populated.
-                // This parses each unique vertex 3-6 times.
-                foreach (Face face in mesh.Faces)
-                {
-                    // Parse each vertex in face
-                    foreach (Vertex vertex in face.Vertices)
-                    {
-                        Vector3 position = vertex.Position;
-                        position = position * prim.Scale;
-                        // Rotate part unless part is root
-                        if (hasParent)
-                            position = position * prim.Rotation;
-                        position = position + prim.Position;
-                        // Adjust lower and upper bounding box corners if needed
-                        lower = Vector3.Min(lower, position);
-                        upper = Vector3.Max(upper, position);
-                        count++;
-                    }
-                }
-            }
-        }
-
-        /// <summary>
-        /// Helper to make up an OpenMetaverse prim
-        /// needed to create mesh from parts.
-        /// </summary>
-        private Primitive MakeOpenMetaversePrim(Vector3 scale, Vector3 position, Quaternion rotation, int primType)
-        {
-            // Initialize and set common parameters
-            Primitive prim = new OpenMetaverse.Primitive();
-            prim.Scale = scale;
-            prim.Position = position;
-            prim.Rotation = rotation;
-            prim.PrimData.PathShearX = 0.0f;
-            prim.PrimData.PathShearY = 0.0f;
-            prim.PrimData.PathBegin = 0.0f;
-            prim.PrimData.PathEnd = 1.0f;
-            prim.PrimData.PathScaleX = 1.0f;
-            prim.PrimData.PathScaleY = 1.0f;
-            prim.PrimData.PathTaperX = 0.0f;
-            prim.PrimData.PathTaperY = 0.0f;
-            prim.PrimData.PathTwistBegin = 0.0f;
-            prim.PrimData.PathTwist = 0.0f;
-            prim.PrimData.ProfileBegin = 0.0f;
-            prim.PrimData.ProfileEnd = 1.0f;
-            prim.PrimData.ProfileHollow = 0.0f;
-            prim.PrimData.ProfileCurve = (ProfileCurve)1;
-            prim.PrimData.ProfileHole = (HoleType)0;
-            prim.PrimData.PathCurve = (PathCurve)16;
-            prim.PrimData.PathRadiusOffset = 0.0f;
-            prim.PrimData.PathRevolutions = 1.0f;
-            prim.PrimData.PathSkew = 0.0f;
-            prim.PrimData.PCode = OpenMetaverse.PCode.Prim;
-            prim.PrimData.State = (byte)0;
-
-            // Set type specific parameters
-            switch (primType)
-            {
-                // Set specific parameters for box
-                case ScriptBaseClass.PRIM_TYPE_BOX:
-                    prim.PrimData.PathScaleY = 1.0f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)1;
-                    prim.PrimData.PathCurve = (PathCurve)16;
-                    break;
-                // Set specific parameters for cylinder
-                case ScriptBaseClass.PRIM_TYPE_CYLINDER:
-                    prim.PrimData.PathScaleY = 1.0f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)0;
-                    prim.PrimData.PathCurve = (PathCurve)16;
-                    break;
-                // Set specific parameters for prism
-                case ScriptBaseClass.PRIM_TYPE_PRISM:
-                    prim.PrimData.PathScaleY = 1.0f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)3;
-                    prim.PrimData.PathCurve = (PathCurve)16;
-                    break;
-                // Set specific parameters for sphere
-                case ScriptBaseClass.PRIM_TYPE_SPHERE:
-                    prim.PrimData.PathScaleY = 1.0f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)5;
-                    prim.PrimData.PathCurve = (PathCurve)32;
-                    break;
-                // Set specific parameters for torus
-                case ScriptBaseClass.PRIM_TYPE_TORUS:
-                    prim.PrimData.PathScaleY = 0.5f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)0;
-                    prim.PrimData.PathCurve = (PathCurve)32;
-                    break;
-                // Set specific parameters for tube
-                case ScriptBaseClass.PRIM_TYPE_TUBE:
-                    prim.PrimData.PathScaleY = 0.5f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)1;
-                    prim.PrimData.PathCurve = (PathCurve)32;
-                    break;
-                // Set specific parameters for ring
-                case ScriptBaseClass.PRIM_TYPE_RING:
-                    prim.PrimData.PathScaleY = 0.5f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)3;
-                    prim.PrimData.PathCurve = (PathCurve)32;
-                    break;
-                // Set specific parameters for sculpt
-                case ScriptBaseClass.PRIM_TYPE_SCULPT:
-                    prim.PrimData.PathScaleY = 1.0f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)5;
-                    prim.PrimData.PathCurve = (PathCurve)32;
-                    break;
-                // Default to specific parameters for box
-                default:
-                    prim.PrimData.PathScaleY = 1.0f;
-                    prim.PrimData.ProfileCurve = (ProfileCurve)1;
-                    prim.PrimData.PathCurve = (PathCurve)16;
-                    break;
-            }
-
-            return prim;
-        }
-
-        /// <summary>
-        /// Implementation of llGetGeometricCenter according to SL 2015-04-30.
-        /// http://wiki.secondlife.com/wiki/LlGetGeometricCenter
-        /// Returns the average position offset of all linked parts,
-        /// including the root prim and seated avatars,
-        /// relative to the root prim in local coordinates.
-        /// </summary>
-        public LSL_Vector llGetGeometricCenter()
-        {
-            // Subtract whatever position the root prim has to make it zero
-            Vector3 offset = m_host.ParentGroup.RootPart.OffsetPosition * -1.0f;
-
-            // Add all prim/part position offsets
-            foreach (SceneObjectPart part in m_host.ParentGroup.Parts)
-                offset = offset + part.OffsetPosition;
-            // Add all avatar/scene presence position offsets
-            foreach (ScenePresence sp in m_host.ParentGroup.GetSittingAvatars())
-                offset = offset + sp.OffsetPosition;
-
-            // Calculate and return the average offset
-            offset = offset / (float)(m_host.ParentGroup.PrimCount + m_host.ParentGroup.GetSittingAvatarsCount());
-            return new LSL_Vector(offset);
-        }
-
-        public LSL_List GetEntityParams(ISceneEntity entity, LSL_List rules)
-        {
-            LSL_List result = new LSL_List();
-            LSL_List remaining = null;
-
-            while (true)
-            {
-//                m_log.DebugFormat(
-//                    "[LSL API]: GetEntityParams has {0} rules with scene entity named {1}", 
-//                    rules.Length, entity != null ? entity.Name : "NULL");
-
-                if (entity == null)
-                    return result;
-
-                if (entity is SceneObjectPart)
-                    remaining = GetPrimParams((SceneObjectPart)entity, rules, ref result);
-                else
-                    remaining = GetAgentParams((ScenePresence)entity, rules, ref result);
-
-                if (remaining == null || remaining.Length < 2)
-                    return result;
-
-                int linknumber = remaining.GetLSLIntegerItem(0);
-                rules = remaining.GetSublist(1, -1);
-                entity = GetLinkEntity(m_host, linknumber);
-            }
-        }
-
-        public LSL_List llGetPrimitiveParams(LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            return GetEntityParams(m_host, rules);
-        }
-
-        public LSL_List llGetLinkPrimitiveParams(int linknumber, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            return GetEntityParams(GetLinkEntity(m_host, linknumber), rules);
-        }
-
-        public LSL_Vector GetAgentSize(ScenePresence sp)
-        {
-            return new LSL_Vector(0.45, 0.6, sp.Appearance.AvatarHeight);
-        }
-
-        /// <summary>
-        /// Gets params for a seated avatar in a linkset.
-        /// </summary>
-        /// <returns></returns>
-        /// <param name='sp'></param>
-        /// <param name='rules'></param>
-        /// <param name='res'></param>
-        public LSL_List GetAgentParams(ScenePresence sp, LSL_List rules, ref LSL_List res)
-        {
-            int idx = 0;
-            while (idx < rules.Length)
-            {
-                int code = (int)rules.GetLSLIntegerItem(idx++);
-                int remain = rules.Length-idx;
-
-                switch (code)
-                {
-                    case (int)ScriptBaseClass.PRIM_MATERIAL:
-                        res.Add(new LSL_Integer(ScriptBaseClass.PRIM_MATERIAL_FLESH));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_PHYSICS:
-                        res.Add(ScriptBaseClass.FALSE);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEMP_ON_REZ:
-                        res.Add(ScriptBaseClass.FALSE);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_PHANTOM:
-                        res.Add(ScriptBaseClass.FALSE);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_POSITION:
-                        res.Add(new LSL_Vector(sp.AbsolutePosition));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_SIZE:
-                        res.Add(GetAgentSize(sp));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_ROTATION:
-                        res.Add(sp.GetWorldRotation());
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TYPE:
-                        res.Add(new LSL_Integer(ScriptBaseClass.PRIM_TYPE_BOX));
-                        res.Add(new LSL_Integer(ScriptBaseClass.PRIM_HOLE_DEFAULT));
-                        res.Add(new LSL_Vector(0, 1, 0));
-                        res.Add(new LSL_Float(0));
-                        res.Add(new LSL_Vector(0, 0, 0));
-                        res.Add(new LSL_Vector(1, 1, 0));
-                        res.Add(new LSL_Vector(0, 0, 0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEXTURE:
-                        if (remain < 1)
-                            return null;
-
-                        int face = (int)rules.GetLSLIntegerItem(idx++);
-                        if (face > 21)
-                            break;
-
-                        res.Add(new LSL_String(""));
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        res.Add(new LSL_Float(0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_COLOR:
-                        if (remain < 1)
-                            return null;
-
-                        face = (int)rules.GetLSLIntegerItem(idx++);
-                        if (face > 21)
-                            break;
-
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        res.Add(new LSL_Float(0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_BUMP_SHINY:
-                        if (remain < 1)
-                            return null;
-
-                        face = (int)rules.GetLSLIntegerItem(idx++);
-                        if (face > 21)
-                            break;
-
-                        res.Add(ScriptBaseClass.PRIM_SHINY_NONE);
-                        res.Add(ScriptBaseClass.PRIM_BUMP_NONE);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_FULLBRIGHT:
-                        if (remain < 1)
-                            return null;
-
-                        face = (int)rules.GetLSLIntegerItem(idx++);
-                        if (face > 21)
-                            break;
-
-                        res.Add(ScriptBaseClass.FALSE);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_FLEXIBLE:
-                        res.Add(ScriptBaseClass.FALSE);
-                        res.Add(new LSL_Integer(0));
-                        res.Add(new LSL_Float(0));
-                        res.Add(new LSL_Float(0));
-                        res.Add(new LSL_Float(0));
-                        res.Add(new LSL_Float(0));
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEXGEN:
-                        if (remain < 1)
-                            return null;
-
-                        face = (int)rules.GetLSLIntegerItem(idx++);
-                        if (face > 21)
-                            break;
-
-                        res.Add(ScriptBaseClass.PRIM_TEXGEN_DEFAULT);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_POINT_LIGHT:
-                        res.Add(ScriptBaseClass.FALSE);
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_GLOW:
-                        if (remain < 1)
-                            return null;
-
-                        face = (int)rules.GetLSLIntegerItem(idx++);
-                        if (face > 21)
-                            break;
-
-                        res.Add(new LSL_Float(0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEXT:
-                        res.Add(new LSL_String(""));
-                        res.Add(ScriptBaseClass.ZERO_VECTOR);
-                        res.Add(new LSL_Float(1));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_ROT_LOCAL:
-                        res.Add(new LSL_Rotation(sp.Rotation));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_POS_LOCAL:
-                        res.Add(new LSL_Vector(sp.OffsetPosition));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_SLICE:
-                        res.Add(new LSL_Vector(0, 1, 0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_LINK_TARGET:
-                        if(remain < 3)
-                            return null;
-
-                        return rules.GetSublist(idx, -1);
-                }
-            }
-
-            return null;
-        }
-
-        public LSL_List GetPrimParams(SceneObjectPart part, LSL_List rules, ref LSL_List res)
-        {
-            int idx = 0;
-            while (idx < rules.Length)
-            {
-                int code = (int)rules.GetLSLIntegerItem(idx++);
-                int remain = rules.Length - idx;
-
-                switch (code)
-                {
-                    case (int)ScriptBaseClass.PRIM_MATERIAL:
-                        res.Add(new LSL_Integer(part.Material));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_PHYSICS:
-                        if ((part.GetEffectiveObjectFlags() & (uint)PrimFlags.Physics) != 0)
-                            res.Add(new LSL_Integer(1));
-                        else
-                            res.Add(new LSL_Integer(0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEMP_ON_REZ:
-                        if ((part.GetEffectiveObjectFlags() & (uint)PrimFlags.TemporaryOnRez) != 0)
-                            res.Add(new LSL_Integer(1));
-                        else
-                            res.Add(new LSL_Integer(0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_PHANTOM:
-                        if ((part.GetEffectiveObjectFlags() & (uint)PrimFlags.Phantom) != 0)
-                            res.Add(new LSL_Integer(1));
-                        else
-                            res.Add(new LSL_Integer(0));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_POSITION:
-                        LSL_Vector v = new LSL_Vector(part.AbsolutePosition);
-
-                        // For some reason, the part.AbsolutePosition.* values do not change if the
-                        // linkset is rotated; they always reflect the child prim's world position
-                        // as though the linkset is unrotated. This is incompatible behavior with SL's
-                        // implementation, so will break scripts imported from there (not to mention it
-                        // makes it more difficult to determine a child prim's actual inworld position).
-                        if (!part.IsRoot)
-                        {
-                            LSL_Vector rootPos = new LSL_Vector(m_host.ParentGroup.AbsolutePosition);
-                            v = ((v - rootPos) * llGetRootRotation()) + rootPos;
-                        }
-
-                        res.Add(v);
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_SIZE:
-                        res.Add(new LSL_Vector(part.Scale));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_ROTATION:
-                        res.Add(GetPartRot(part));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_PHYSICS_SHAPE_TYPE:
-                        res.Add(new LSL_Integer((int)part.PhysicsShapeType));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TYPE:
-                        // implementing box
-                        PrimitiveBaseShape Shape = part.Shape;
-                        int primType = (int)part.GetPrimType();
-                        res.Add(new LSL_Integer(primType));
-                        double topshearx = (double)(sbyte)Shape.PathShearX / 100.0; // Fix negative values for PathShearX
-                        double topsheary = (double)(sbyte)Shape.PathShearY / 100.0; // and PathShearY.
-                        switch (primType)
-                        {
-                            case ScriptBaseClass.PRIM_TYPE_BOX:
-                            case ScriptBaseClass.PRIM_TYPE_CYLINDER:
-                            case ScriptBaseClass.PRIM_TYPE_PRISM:
-                                res.Add(new LSL_Integer(Shape.ProfileCurve) & 0xf0);    // Isolate hole shape nibble.
-                                res.Add(new LSL_Vector(Shape.ProfileBegin / 50000.0, 1 - Shape.ProfileEnd / 50000.0, 0));
-                                res.Add(new LSL_Float(Shape.ProfileHollow / 50000.0));
-                                res.Add(new LSL_Vector(Shape.PathTwistBegin / 100.0, Shape.PathTwist / 100.0, 0));
-                                res.Add(new LSL_Vector(1 - (Shape.PathScaleX / 100.0 - 1), 1 - (Shape.PathScaleY / 100.0 - 1), 0));
-                                res.Add(new LSL_Vector(topshearx, topsheary, 0));
-                                break;
-
-                            case ScriptBaseClass.PRIM_TYPE_SPHERE:
-                                res.Add(new LSL_Integer(Shape.ProfileCurve) & 0xf0);    // Isolate hole shape nibble.
-                                res.Add(new LSL_Vector(Shape.PathBegin / 50000.0, 1 - Shape.PathEnd / 50000.0, 0));
-                                res.Add(new LSL_Float(Shape.ProfileHollow / 50000.0));
-                                res.Add(new LSL_Vector(Shape.PathTwistBegin / 100.0, Shape.PathTwist / 100.0, 0));
-                                res.Add(new LSL_Vector(Shape.ProfileBegin / 50000.0, 1 - Shape.ProfileEnd / 50000.0, 0));
-                                break;
-
-                            case ScriptBaseClass.PRIM_TYPE_SCULPT:
-                                res.Add(new LSL_String(Shape.SculptTexture.ToString()));
-                                res.Add(new LSL_Integer(Shape.SculptType));
-                                break;
-
-                            case ScriptBaseClass.PRIM_TYPE_RING:
-                            case ScriptBaseClass.PRIM_TYPE_TUBE:
-                            case ScriptBaseClass.PRIM_TYPE_TORUS:
-                                // holeshape
-                                res.Add(new LSL_Integer(Shape.ProfileCurve) & 0xf0);    // Isolate hole shape nibble.
-
-                                // cut
-                                res.Add(new LSL_Vector(Shape.PathBegin / 50000.0, 1 - Shape.PathEnd / 50000.0, 0));
-
-                                // hollow
-                                res.Add(new LSL_Float(Shape.ProfileHollow / 50000.0));
-
-                                // twist
-                                res.Add(new LSL_Vector(Shape.PathTwistBegin / 100.0, Shape.PathTwist / 100.0, 0));
-
-                                // vector holesize
-                                res.Add(new LSL_Vector(1 - (Shape.PathScaleX / 100.0 - 1), 1 - (Shape.PathScaleY / 100.0 - 1), 0));
-
-                                // vector topshear
-                                res.Add(new LSL_Vector(topshearx, topsheary, 0));
-
-                                // vector profilecut
-                                res.Add(new LSL_Vector(Shape.ProfileBegin / 50000.0, 1 - Shape.ProfileEnd / 50000.0, 0));
-
-                                // vector tapera
-                                res.Add(new LSL_Vector(Shape.PathTaperX / 100.0, Shape.PathTaperY / 100.0, 0));
-
-                                // float revolutions
-                                res.Add(new LSL_Float(Math.Round(Shape.PathRevolutions * 0.015d, 2, MidpointRounding.AwayFromZero)) + 1.0d);
-                                // Slightly inaccurate, because an unsigned byte is being used to represent
-                                // the entire range of floating-point values from 1.0 through 4.0 (which is how
-                                // SL does it).
-                                //
-                                // Using these formulas to store and retrieve PathRevolutions, it is not
-                                // possible to use all values between 1.00 and 4.00. For instance, you can't
-                                // represent 1.10. You can represent 1.09 and 1.11, but not 1.10. So, if you
-                                // use llSetPrimitiveParams to set revolutions to 1.10 and then retreive them
-                                // with llGetPrimitiveParams, you'll retrieve 1.09. You can also see a similar
-                                // behavior in the viewer as you cannot set 1.10. The viewer jumps to 1.11.
-                                // In SL, llSetPrimitveParams and llGetPrimitiveParams can set and get a value
-                                // such as 1.10. So, SL must store and retreive the actual user input rather
-                                // than only storing the encoded value.
-
-                                // float radiusoffset
-                                res.Add(new LSL_Float(Shape.PathRadiusOffset / 100.0));
-
-                                // float skew
-                                res.Add(new LSL_Float(Shape.PathSkew / 100.0));
-                                break;
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEXTURE:
-                        if (remain < 1)
-                            return null;
-
-                        int face = (int)rules.GetLSLIntegerItem(idx++);
-                        Primitive.TextureEntry tex = part.Shape.Textures;
-                        if (face == ScriptBaseClass.ALL_SIDES)
-                        {
-                            for (face = 0 ; face < GetNumberOfSides(part); face++)
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-
-                                res.Add(new LSL_String(texface.TextureID.ToString()));
-                                res.Add(new LSL_Vector(texface.RepeatU,
-                                                       texface.RepeatV,
-                                                       0));
-                                res.Add(new LSL_Vector(texface.OffsetU,
-                                                       texface.OffsetV,
-                                                       0));
-                                res.Add(new LSL_Float(texface.Rotation));
-                            }
-                        }
-                        else
-                        {
-                            if (face >= 0 && face < GetNumberOfSides(part))
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-
-                                res.Add(new LSL_String(texface.TextureID.ToString()));
-                                res.Add(new LSL_Vector(texface.RepeatU,
-                                                       texface.RepeatV,
-                                                       0));
-                                res.Add(new LSL_Vector(texface.OffsetU,
-                                                       texface.OffsetV,
-                                                       0));
-                                res.Add(new LSL_Float(texface.Rotation));
-                            }
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_COLOR:
-                        if (remain < 1)
-                            return null;
-
-                        face=(int)rules.GetLSLIntegerItem(idx++);
-
-                        tex = part.Shape.Textures;
-                        Color4 texcolor;
-                        if (face == ScriptBaseClass.ALL_SIDES)
-                        {
-                            for (face = 0 ; face < GetNumberOfSides(part); face++)
-                            {
-                                texcolor = tex.GetFace((uint)face).RGBA;
-                                res.Add(new LSL_Vector(texcolor.R,
-                                                       texcolor.G,
-                                                       texcolor.B));
-                                res.Add(new LSL_Float(texcolor.A));
-                            }
-                        }
-                        else
-                        {
-                            texcolor = tex.GetFace((uint)face).RGBA;
-                            res.Add(new LSL_Vector(texcolor.R,
-                                                   texcolor.G,
-                                                   texcolor.B));
-                            res.Add(new LSL_Float(texcolor.A));
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_BUMP_SHINY:
-                        if (remain < 1)
-                            return null;
-
-                        face=(int)rules.GetLSLIntegerItem(idx++);
-
-                        tex = part.Shape.Textures;
-                        if (face == ScriptBaseClass.ALL_SIDES)
-                        {
-                            for (face = 0; face < GetNumberOfSides(part); face++)
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-                                // Convert Shininess to PRIM_SHINY_*
-                                res.Add(new LSL_Integer((uint)texface.Shiny >> 6));
-                                // PRIM_BUMP_*
-                                res.Add(new LSL_Integer((int)texface.Bump));
-                            }
-                        }
-                        else
-                        {
-                            if (face >= 0 && face < GetNumberOfSides(part))
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-                                // Convert Shininess to PRIM_SHINY_*
-                                res.Add(new LSL_Integer((uint)texface.Shiny >> 6));
-                                // PRIM_BUMP_*
-                                res.Add(new LSL_Integer((int)texface.Bump));
-                            }
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_FULLBRIGHT:
-                        if (remain < 1)
-                            return null;
-
-                        face = (int)rules.GetLSLIntegerItem(idx++);
-
-                        tex = part.Shape.Textures;
-                        if (face == ScriptBaseClass.ALL_SIDES)
-                        {
-                            for (face = 0; face < GetNumberOfSides(part); face++)
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-                                res.Add(new LSL_Integer(texface.Fullbright ? 1 : 0));
-                            }
-                        }
-                        else
-                        {
-                            if (face >= 0 && face < GetNumberOfSides(part))
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-                                res.Add(new LSL_Integer(texface.Fullbright ? 1 : 0));
-                            }
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_FLEXIBLE:
-                        PrimitiveBaseShape shape = part.Shape;
-
-                        if (shape.FlexiEntry)
-                            res.Add(new LSL_Integer(1));              // active
-                        else
-                            res.Add(new LSL_Integer(0));
-                        res.Add(new LSL_Integer(shape.FlexiSoftness));// softness
-                        res.Add(new LSL_Float(shape.FlexiGravity));   // gravity
-                        res.Add(new LSL_Float(shape.FlexiDrag));      // friction
-                        res.Add(new LSL_Float(shape.FlexiWind));      // wind
-                        res.Add(new LSL_Float(shape.FlexiTension));   // tension
-                        res.Add(new LSL_Vector(shape.FlexiForceX,       // force
-                                               shape.FlexiForceY,
-                                               shape.FlexiForceZ));
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEXGEN:
-                        if (remain < 1)
-                            return null;
-
-                        face=(int)rules.GetLSLIntegerItem(idx++);
-
-                        tex = part.Shape.Textures;
-                        if (face == ScriptBaseClass.ALL_SIDES)
-                        {
-                            for (face = 0; face < GetNumberOfSides(part); face++)
-                            {
-                                MappingType texgen = tex.GetFace((uint)face).TexMapType;
-                                // Convert MappingType to PRIM_TEXGEN_DEFAULT, PRIM_TEXGEN_PLANAR etc.
-                                res.Add(new LSL_Integer((uint)texgen >> 1));
-                            }
-                        }
-                        else
-                        {
-                            if (face >= 0 && face < GetNumberOfSides(part))
-                            {
-                                MappingType texgen = tex.GetFace((uint)face).TexMapType;
-                                res.Add(new LSL_Integer((uint)texgen >> 1));
-                            }
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_POINT_LIGHT:
-                        shape = part.Shape;
-
-                        if (shape.LightEntry)
-                            res.Add(new LSL_Integer(1));              // active
-                        else
-                            res.Add(new LSL_Integer(0));
-                        res.Add(new LSL_Vector(shape.LightColorR,       // color
-                                               shape.LightColorG,
-                                               shape.LightColorB));
-                        res.Add(new LSL_Float(shape.LightIntensity)); // intensity
-                        res.Add(new LSL_Float(shape.LightRadius));    // radius
-                        res.Add(new LSL_Float(shape.LightFalloff));   // falloff
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_GLOW:
-                        if (remain < 1)
-                            return null;
-
-                        face=(int)rules.GetLSLIntegerItem(idx++);
-
-                        tex = part.Shape.Textures;
-                        if (face == ScriptBaseClass.ALL_SIDES)
-                        {
-                            for (face = 0; face < GetNumberOfSides(part); face++)
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-                                res.Add(new LSL_Float(texface.Glow));
-                            }
-                        }
-                        else
-                        {
-                            if (face >= 0 && face < GetNumberOfSides(part))
-                            {
-                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);
-                                res.Add(new LSL_Float(texface.Glow));
-                            }
-                        }
-                        break;
-
-                    case (int)ScriptBaseClass.PRIM_TEXT:
-                        Color4 textColor = part.GetTextColor();
-                        res.Add(new LSL_String(part.Text));
-                        res.Add(new LSL_Vector(textColor.R,
-                                               textColor.G,
-                                               textColor.B));
-                        res.Add(new LSL_Float(1.0 - textColor.A));
-                        break;
-                    case (int)ScriptBaseClass.PRIM_NAME:
-                        res.Add(new LSL_String(part.Name));
-                        break;
-                    case (int)ScriptBaseClass.PRIM_DESC:
-                        res.Add(new LSL_String(part.Description));
-                        break;
-                    case (int)ScriptBaseClass.PRIM_ROT_LOCAL:
-                        res.Add(new LSL_Rotation(part.RotationOffset));
-                        break;
-                    case (int)ScriptBaseClass.PRIM_POS_LOCAL:
-                        res.Add(new LSL_Vector(GetPartLocalPos(part)));
-                        break;
-                    case (int)ScriptBaseClass.PRIM_SLICE:
-                        PrimType prim_type = part.GetPrimType();
-                        bool useProfileBeginEnd = (prim_type == PrimType.SPHERE || prim_type == PrimType.TORUS || prim_type == PrimType.TUBE || prim_type == PrimType.RING);
-                        res.Add(new LSL_Vector(
-                            (useProfileBeginEnd ? part.Shape.ProfileBegin : part.Shape.PathBegin) / 50000.0,
-                            1 - (useProfileBeginEnd ? part.Shape.ProfileEnd : part.Shape.PathEnd) / 50000.0,
-                            0
-                        ));
-                        break;
-                    case (int)ScriptBaseClass.PRIM_LINK_TARGET:
-
-                        // TODO: Should be issuing a runtime script warning in this case.
-                        if (remain < 2)
-                            return null;
-
-                        return rules.GetSublist(idx, -1);
-                }
-            }
-
-            return null;
-        }
-
-        public LSL_List llGetPrimMediaParams(int face, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-            ScriptSleep(m_sleepMsOnGetPrimMediaParams);
-            return GetPrimMediaParams(m_host, face, rules);
-        }
-
-        public LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-            ScriptSleep(m_sleepMsOnGetLinkMedia);
-            if (link == ScriptBaseClass.LINK_ROOT)
-                return GetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);
-            else if (link == ScriptBaseClass.LINK_THIS)
-                return GetPrimMediaParams(m_host, face, rules);
-            else
-            {
-                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
-                if (null != part)
-                    return GetPrimMediaParams(part, face, rules);
-            }
-
-            return new LSL_List();
-        }
-
-        private LSL_List GetPrimMediaParams(SceneObjectPart part, int face, LSL_List rules)
-        {
-            // LSL Spec http://wiki.secondlife.com/wiki/LlGetPrimMediaParams says to fail silently if face is invalid
-            // TODO: Need to correctly handle case where a face has no media (which gives back an empty list).
-            // Assuming silently fail means give back an empty list.  Ideally, need to check this.
-            if (face < 0 || face > part.GetNumberOfSides() - 1)
-                return new LSL_List();
-
-            IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
-            if (null == module)
-                return new LSL_List();
-
-            MediaEntry me = module.GetMediaEntry(part, face);
-
-            // As per http://wiki.secondlife.com/wiki/LlGetPrimMediaParams
-            if (null == me)
-                return new LSL_List();
-
-            LSL_List res = new LSL_List();
-
-            for (int i = 0; i < rules.Length; i++)
-            {
-                int code = (int)rules.GetLSLIntegerItem(i);
-
-                switch (code)
-                {
-                    case ScriptBaseClass.PRIM_MEDIA_ALT_IMAGE_ENABLE:
-                        // Not implemented
-                        res.Add(new LSL_Integer(0));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_CONTROLS:
-                        if (me.Controls == MediaControls.Standard)
-                            res.Add(new LSL_Integer(ScriptBaseClass.PRIM_MEDIA_CONTROLS_STANDARD));
-                        else
-                            res.Add(new LSL_Integer(ScriptBaseClass.PRIM_MEDIA_CONTROLS_MINI));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_CURRENT_URL:
-                        res.Add(new LSL_String(me.CurrentURL));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_HOME_URL:
-                        res.Add(new LSL_String(me.HomeURL));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_LOOP:
-                        res.Add(me.AutoLoop ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_PLAY:
-                        res.Add(me.AutoPlay ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_SCALE:
-                        res.Add(me.AutoScale ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_ZOOM:
-                        res.Add(me.AutoZoom ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_FIRST_CLICK_INTERACT:
-                        res.Add(me.InteractOnFirstClick ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_WIDTH_PIXELS:
-                        res.Add(new LSL_Integer(me.Width));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_HEIGHT_PIXELS:
-                        res.Add(new LSL_Integer(me.Height));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST_ENABLE:
-                        res.Add(me.EnableWhiteList ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST:
-                        string[] urls = (string[])me.WhiteList.Clone();
-
-                        for (int j = 0; j < urls.Length; j++)
-                            urls[j] = Uri.EscapeDataString(urls[j]);
-
-                        res.Add(new LSL_String(string.Join(", ", urls)));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_PERMS_INTERACT:
-                        res.Add(new LSL_Integer((int)me.InteractPermissions));
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:
-                        res.Add(new LSL_Integer((int)me.ControlPermissions));
-                        break;
-
-                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;
-                }
-            }
-
-            return res;
-        }
-
-        public LSL_Integer llSetPrimMediaParams(LSL_Integer face, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-            ScriptSleep(m_sleepMsOnSetPrimMediaParams);
-            return SetPrimMediaParams(m_host, face, rules);
-        }
-
-        public LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-            ScriptSleep(m_sleepMsOnSetLinkMedia);
-            if (link == ScriptBaseClass.LINK_ROOT)
-                return SetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);
-            else if (link == ScriptBaseClass.LINK_THIS)
-                return SetPrimMediaParams(m_host, face, rules);
-            else
-            {
-                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
-                if (null != part)
-                    return SetPrimMediaParams(part, face, rules);
-            }
-
-            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
-        }
-
-        private LSL_Integer SetPrimMediaParams(SceneObjectPart part, LSL_Integer face, LSL_List rules)
-        {
-            // LSL Spec http://wiki.secondlife.com/wiki/LlSetPrimMediaParams says to fail silently if face is invalid
-            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
-            // Don't perform the media check directly
-            if (face < 0 || face > part.GetNumberOfSides() - 1)
-                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
-
-            IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
-            if (null == module)
-                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;
-
-            MediaEntry me = module.GetMediaEntry(part, face);
-            if (null == me)
-                me = new MediaEntry();
-
-            int i = 0;
-
-            while (i < rules.Length - 1)
-            {
-                int code = rules.GetLSLIntegerItem(i++);
-
-                switch (code)
-                {
-                    case ScriptBaseClass.PRIM_MEDIA_ALT_IMAGE_ENABLE:
-                        me.EnableAlterntiveImage = (rules.GetLSLIntegerItem(i++) != 0 ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_CONTROLS:
-                        int v = rules.GetLSLIntegerItem(i++);
-                        if (ScriptBaseClass.PRIM_MEDIA_CONTROLS_STANDARD == v)
-                            me.Controls = MediaControls.Standard;
-                        else
-                            me.Controls = MediaControls.Mini;
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_CURRENT_URL:
-                        me.CurrentURL = rules.GetLSLStringItem(i++);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_HOME_URL:
-                        me.HomeURL = rules.GetLSLStringItem(i++);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_LOOP:
-                        me.AutoLoop = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_PLAY:
-                        me.AutoPlay = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_SCALE:
-                        me.AutoScale = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_AUTO_ZOOM:
-                        me.AutoZoom = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_FIRST_CLICK_INTERACT:
-                        me.InteractOnFirstClick = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_WIDTH_PIXELS:
-                        me.Width = (int)rules.GetLSLIntegerItem(i++);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_HEIGHT_PIXELS:
-                        me.Height = (int)rules.GetLSLIntegerItem(i++);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST_ENABLE:
-                        me.EnableWhiteList = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST:
-                        string[] rawWhiteListUrls = rules.GetLSLStringItem(i++).ToString().Split(new char[] { ',' });
-                        List<string> whiteListUrls = new List<string>();
-                        Array.ForEach(
-                            rawWhiteListUrls, delegate(string rawUrl) { whiteListUrls.Add(rawUrl.Trim()); });
-                        me.WhiteList = whiteListUrls.ToArray();
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_PERMS_INTERACT:
-                        me.InteractPermissions = (MediaPermission)(byte)(int)rules.GetLSLIntegerItem(i++);
-                        break;
-
-                    case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:
-                        me.ControlPermissions = (MediaPermission)(byte)(int)rules.GetLSLIntegerItem(i++);
-                        break;
-
-                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;
-                }
-            }
-
-            module.SetMediaEntry(part, face, me);
-
-            return ScriptBaseClass.LSL_STATUS_OK;
-        }
-
-        public LSL_Integer llClearPrimMedia(LSL_Integer face)
-        {
-            m_host.AddScriptLPS(1);
-            ScriptSleep(m_sleepMsOnClearPrimMedia);
-            return ClearPrimMedia(m_host, face);
-        }
-
-        public LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face)
-        {
-            m_host.AddScriptLPS(1);
-            ScriptSleep(m_sleepMsOnClearLinkMedia);
-            if (link == ScriptBaseClass.LINK_ROOT)
-                return ClearPrimMedia(m_host.ParentGroup.RootPart, face);
-            else if (link == ScriptBaseClass.LINK_THIS)
-                return ClearPrimMedia(m_host, face);
-            else
-            {
-                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
-                if (null != part)
-                    return ClearPrimMedia(part, face);
-            }
-
-            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
-        }
-
-        private LSL_Integer ClearPrimMedia(SceneObjectPart part, LSL_Integer face)
-        {
-            // LSL Spec http://wiki.secondlife.com/wiki/LlClearPrimMedia says to fail silently if face is invalid
-            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
-            // FIXME: Don't perform the media check directly
-            if (face < 0 || face > part.GetNumberOfSides() - 1)
-                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
-
-            IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
-            if (null == module)
-                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;
-
-            module.ClearMediaEntry(part, face);
-
-            return ScriptBaseClass.LSL_STATUS_OK;
-        }
-
-        //  <remarks>
-        //  <para>
-        //  The .NET definition of base 64 is:
-        //  <list>
-        //  <item>
-        //  Significant: A-Z a-z 0-9 + -
-        //  </item>
-        //  <item>
-        //  Whitespace: \t \n \r ' '
-        //  </item>
-        //  <item>
-        //  Valueless: =
-        //  </item>
-        //  <item>
-        //  End-of-string: \0 or '=='
-        //  </item>
-        //  </list>
-        //  </para>
-        //  <para>
-        //  Each point in a base-64 string represents
-        //  a 6 bit value. A 32-bit integer can be
-        //  represented using 6 characters (with some
-        //  redundancy).
-        //  </para>
-        //  <para>
-        //  LSL requires a base64 string to be 8
-        //  characters in length. LSL also uses '/'
-        //  rather than '-' (MIME compliant).
-        //  </para>
-        //  <para>
-        //  RFC 1341 used as a reference (as specified
-        //  by the SecondLife Wiki).
-        //  </para>
-        //  <para>
-        //  SL do not record any kind of exception for
-        //  these functions, so the string to integer
-        //  conversion returns '0' if an invalid
-        //  character is encountered during conversion.
-        //  </para>
-        //  <para>
-        //  References
-        //  <list>
-        //  <item>
-        //  http://lslwiki.net/lslwiki/wakka.php?wakka=Base64
-        //  </item>
-        //  <item>
-        //  </item>
-        //  </list>
-        //  </para>
-        //  </remarks>
-
-        //  <summary>
-        //  Table for converting 6-bit integers into
-        //  base-64 characters
-        //  </summary>
-
-        protected static readonly char[] i2ctable =
-        {
-            'A','B','C','D','E','F','G','H',
-            'I','J','K','L','M','N','O','P',
-            'Q','R','S','T','U','V','W','X',
-            'Y','Z',
-            'a','b','c','d','e','f','g','h',
-            'i','j','k','l','m','n','o','p',
-            'q','r','s','t','u','v','w','x',
-            'y','z',
-            '0','1','2','3','4','5','6','7',
-            '8','9',
-            '+','/'
-        };
-
-        //  <summary>
-        //  Table for converting base-64 characters
-        //  into 6-bit integers.
-        //  </summary>
-
-        protected static readonly int[] c2itable =
-        {
-            -1,-1,-1,-1,-1,-1,-1,-1,    // 0x
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // 1x
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // 2x
-            -1,-1,-1,63,-1,-1,-1,64,
-            53,54,55,56,57,58,59,60,    // 3x
-            61,62,-1,-1,-1,0,-1,-1,
-            -1,1,2,3,4,5,6,7,           // 4x
-            8,9,10,11,12,13,14,15,
-            16,17,18,19,20,21,22,23,    // 5x
-            24,25,26,-1,-1,-1,-1,-1,
-            -1,27,28,29,30,31,32,33,    // 6x
-            34,35,36,37,38,39,40,41,
-            42,43,44,45,46,47,48,49,    // 7x
-            50,51,52,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // 8x
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // 9x
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // Ax
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // Bx
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // Cx
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // Dx
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // Ex
-            -1,-1,-1,-1,-1,-1,-1,-1,
-            -1,-1,-1,-1,-1,-1,-1,-1,    // Fx
-            -1,-1,-1,-1,-1,-1,-1,-1
-        };
-
-        //  <summary>
-        //  Converts a 32-bit integer into a Base64
-        //  character string. Base64 character strings
-        //  are always 8 characters long. All iinteger
-        //  values are acceptable.
-        //  </summary>
-        //  <param name="number">
-        //  32-bit integer to be converted.
-        //  </param>
-        //  <returns>
-        //  8 character string. The 1st six characters
-        //  contain the encoded number, the last two
-        //  characters are padded with "=".
-        //  </returns>
-
-        public LSL_String llIntegerToBase64(int number)
-        {
-            // uninitialized string
-
-            char[] imdt = new char[8];
-
-            m_host.AddScriptLPS(1);
-
-            // Manually unroll the loop
-
-            imdt[7] = '=';
-            imdt[6] = '=';
-            imdt[5] = i2ctable[number<<4  & 0x3F];
-            imdt[4] = i2ctable[number>>2  & 0x3F];
-            imdt[3] = i2ctable[number>>8  & 0x3F];
-            imdt[2] = i2ctable[number>>14 & 0x3F];
-            imdt[1] = i2ctable[number>>20 & 0x3F];
-            imdt[0] = i2ctable[number>>26 & 0x3F];
-
-            return new string(imdt);
-        }
-
-        //  <summary>
-        //  Converts an eight character base-64 string
-        //  into a 32-bit integer.
-        //  </summary>
-        //  <param name="str">
-        //  8 characters string to be converted. Other
-        //  length strings return zero.
-        //  </param>
-        //  <returns>
-        //  Returns an integer representing the
-        //  encoded value providedint he 1st 6
-        //  characters of the string.
-        //  </returns>
-        //  <remarks>
-        //  This is coded to behave like LSL's
-        //  implementation (I think), based upon the
-        //  information available at the Wiki.
-        //  If more than 8 characters are supplied,
-        //  zero is returned.
-        //  If a NULL string is supplied, zero will
-        //  be returned.
-        //  If fewer than 6 characters are supplied, then
-        //  the answer will reflect a partial
-        //  accumulation.
-        //  <para>
-        //  The 6-bit segments are
-        //  extracted left-to-right in big-endian mode,
-        //  which means that segment 6 only contains the
-        //  two low-order bits of the 32 bit integer as
-        //  its high order 2 bits. A short string therefore
-        //  means loss of low-order information. E.g.
-        //
-        //  |<---------------------- 32-bit integer ----------------------->|<-Pad->|
-        //  |<--Byte 0----->|<--Byte 1----->|<--Byte 2----->|<--Byte 3----->|<-Pad->|
-        //  |3|3|2|2|2|2|2|2|2|2|2|2|1|1|1|1|1|1|1|1|1|1| | | | | | | | | | |P|P|P|P|
-        //  |1|0|9|8|7|6|5|4|3|2|1|0|9|8|7|6|5|4|3|2|1|0|9|8|7|6|5|4|3|2|1|0|P|P|P|P|
-        //  |  str[0]   |  str[1]   |  str[2]   |  str[3]   |  str[4]   |  str[6]   |
-        //
-        //  </para>
-        //  </remarks>
-
-        public LSL_Integer llBase64ToInteger(string str)
-        {
-            int number = 0;
-            int digit;
-
-            m_host.AddScriptLPS(1);
-
-            //    Require a well-fromed base64 string
-
-            if (str.Length > 8)
-                return 0;
-
-            //    The loop is unrolled in the interests
-            //    of performance and simple necessity.
-            //
-            //    MUST find 6 digits to be well formed
-            //      -1 == invalid
-            //       0 == padding
-
-            if ((digit = c2itable[str[0]]) <= 0)
-            {
-                return digit < 0 ? (int)0 : number;
-            }
-            number += --digit<<26;
-
-            if ((digit = c2itable[str[1]]) <= 0)
-            {
-                return digit < 0 ? (int)0 : number;
-            }
-            number += --digit<<20;
-
-            if ((digit = c2itable[str[2]]) <= 0)
-            {
-                return digit < 0 ? (int)0 : number;
-            }
-            number += --digit<<14;
-
-            if ((digit = c2itable[str[3]]) <= 0)
-            {
-                return digit < 0 ? (int)0 : number;
-            }
-            number += --digit<<8;
-
-            if ((digit = c2itable[str[4]]) <= 0)
-            {
-                return digit < 0 ? (int)0 : number;
-            }
-            number += --digit<<2;
-
-            if ((digit = c2itable[str[5]]) <= 0)
-            {
-                return digit < 0 ? (int)0 : number;
-            }
-            number += --digit>>4;
-
-            // ignore trailing padding
-
-            return number;
-        }
-
-        public LSL_Float llGetGMTclock()
-        {
-            m_host.AddScriptLPS(1);
-            return DateTime.UtcNow.TimeOfDay.TotalSeconds;
-        }
-
-        public LSL_String llGetHTTPHeader(LSL_Key request_id, string header)
-        {
-            m_host.AddScriptLPS(1);
-
-           if (m_UrlModule != null)
-               return m_UrlModule.GetHttpHeader(new UUID(request_id), header);
-           return String.Empty;
-        }
-
-
-        public LSL_String llGetSimulatorHostname()
-        {
-            m_host.AddScriptLPS(1);
-            IUrlModule UrlModule = World.RequestModuleInterface<IUrlModule>();
-            return UrlModule.ExternalHostNameForLSL;
-        }
-
-        //  <summary>
-        //  Scan the string supplied in 'src' and
-        //  tokenize it based upon two sets of
-        //  tokenizers provided in two lists,
-        //  separators and spacers.
-        //  </summary>
-        //
-        //  <remarks>
-        //  Separators demarcate tokens and are
-        //  elided as they are encountered. Spacers
-        //  also demarcate tokens, but are themselves
-        //  retained as tokens.
-        //
-        //  Both separators and spacers may be arbitrarily
-        //  long strings. i.e. ":::".
-        //
-        //  The function returns an ordered list
-        //  representing the tokens found in the supplied
-        //  sources string. If two successive tokenizers
-        //  are encountered, then a NULL entry is added
-        //  to the list.
-        //
-        //  It is a precondition that the source and
-        //  toekizer lisst are non-null. If they are null,
-        //  then a null pointer exception will be thrown
-        //  while their lengths are being determined.
-        //
-        //  A small amount of working memoryis required
-        //  of approximately 8*#tokenizers.
-        //
-        //  There are many ways in which this function
-        //  can be implemented, this implementation is
-        //  fairly naive and assumes that when the
-        //  function is invooked with a short source
-        //  string and/or short lists of tokenizers, then
-        //  performance will not be an issue.
-        //
-        //  In order to minimize the perofrmance
-        //  effects of long strings, or large numbers
-        //  of tokeizers, the function skips as far as
-        //  possible whenever a toekenizer is found,
-        //  and eliminates redundant tokenizers as soon
-        //  as is possible.
-        //
-        //  The implementation tries to avoid any copying
-        //  of arrays or other objects.
-        //  </remarks>
-
-        private LSL_List ParseString(string src, LSL_List separators, LSL_List spacers, bool keepNulls)
-        {
-            int         beginning = 0;
-            int         srclen    = src.Length;
-            int         seplen    = separators.Length;
-            object[]    separray  = separators.Data;
-            int         spclen    = spacers.Length;
-            object[]    spcarray  = spacers.Data;
-            int         mlen      = seplen+spclen;
-
-            int[]       offset    = new int[mlen+1];
-            bool[]      active    = new bool[mlen];
-
-            int         best;
-            int         j;
-
-            //    Initial capacity reduces resize cost
-
-            LSL_List tokens = new LSL_List();
-
-            //    All entries are initially valid
-
-            for (int i = 0; i < mlen; i++)
-                active[i] = true;
-
-            offset[mlen] = srclen;
-
-            while (beginning < srclen)
-            {
-
-                best = mlen;    // as bad as it gets
-
-                //    Scan for separators
-
-                for (j = 0; j < seplen; j++)
-                {
-                    if (separray[j].ToString() == String.Empty)
-                        active[j] = false;
-
-                    if (active[j])
-                    {
-                        // scan all of the markers
-                        if ((offset[j] = src.IndexOf(separray[j].ToString(), beginning)) == -1)
-                        {
-                            // not present at all
-                            active[j] = false;
-                        }
-                        else
-                        {
-                            // present and correct
-                            if (offset[j] < offset[best])
-                            {
-                                // closest so far
-                                best = j;
-                                if (offset[best] == beginning)
-                                    break;
-                            }
-                        }
-                    }
-                }
-
-                //    Scan for spacers
-
-                if (offset[best] != beginning)
-                {
-                    for (j = seplen; (j < mlen) && (offset[best] > beginning); j++)
-                    {
-                        if (spcarray[j-seplen].ToString() == String.Empty)
-                            active[j] = false;
-
-                        if (active[j])
-                        {
-                            // scan all of the markers
-                            if ((offset[j] = src.IndexOf(spcarray[j-seplen].ToString(), beginning)) == -1)
-                            {
-                                // not present at all
-                                active[j] = false;
-                            }
-                            else
-                            {
-                                // present and correct
-                                if (offset[j] < offset[best])
-                                {
-                                    // closest so far
-                                    best = j;
-                                }
-                            }
-                        }
-                    }
-                }
-
-                //    This is the normal exit from the scanning loop
-
-                if (best == mlen)
-                {
-                    // no markers were found on this pass
-                    // so we're pretty much done
-                    if ((keepNulls) || ((!keepNulls) && (srclen - beginning) > 0))
-                        tokens.Add(new LSL_String(src.Substring(beginning, srclen - beginning)));
-                    break;
-                }
-
-                //    Otherwise we just add the newly delimited token
-                //    and recalculate where the search should continue.
-                if ((keepNulls) || ((!keepNulls) && (offset[best] - beginning) > 0))
-                    tokens.Add(new LSL_String(src.Substring(beginning,offset[best]-beginning)));
-
-                if (best < seplen)
-                {
-                    beginning = offset[best] + (separray[best].ToString()).Length;
-                }
-                else
-                {
-                    beginning = offset[best] + (spcarray[best - seplen].ToString()).Length;
-                    string str = spcarray[best - seplen].ToString();
-                    if ((keepNulls) || ((!keepNulls) && (str.Length > 0)))
-                        tokens.Add(new LSL_String(str));
-                }
-            }
-
-            //    This an awkward an not very intuitive boundary case. If the
-            //    last substring is a tokenizer, then there is an implied trailing
-            //    null list entry. Hopefully the single comparison will not be too
-            //    arduous. Alternatively the 'break' could be replced with a return
-            //    but that's shabby programming.
-
-            if ((beginning == srclen) && (keepNulls))
-            {
-                if (srclen != 0)
-                    tokens.Add(new LSL_String(""));
-            }
-
-            return tokens;
-        }
-
-        public LSL_List llParseString2List(string src, LSL_List separators, LSL_List spacers)
-        {
-            m_host.AddScriptLPS(1);
-            return this.ParseString(src, separators, spacers, false);
-        }
-
-        public LSL_List llParseStringKeepNulls(string src, LSL_List separators, LSL_List spacers)
-        {
-            m_host.AddScriptLPS(1);
-            return this.ParseString(src, separators, spacers, true);
-        }
-
-        public LSL_Integer llGetObjectPermMask(int mask)
-        {
-            m_host.AddScriptLPS(1);
-
-            int permmask = 0;
-
-            if (mask == ScriptBaseClass.MASK_BASE)//0
-            {
-                permmask = (int)m_host.BaseMask;
-            }
-
-            else if (mask == ScriptBaseClass.MASK_OWNER)//1
-            {
-                permmask = (int)m_host.OwnerMask;
-            }
-
-            else if (mask == ScriptBaseClass.MASK_GROUP)//2
-            {
-                permmask = (int)m_host.GroupMask;
-            }
-
-            else if (mask == ScriptBaseClass.MASK_EVERYONE)//3
-            {
-                permmask = (int)m_host.EveryoneMask;
-            }
-
-            else if (mask == ScriptBaseClass.MASK_NEXT)//4
-            {
-                permmask = (int)m_host.NextOwnerMask;
-            }
-
-            return permmask;
-        }
-
-        public void llSetObjectPermMask(int mask, int value)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_ScriptEngine.Config.GetBoolean("AllowGodFunctions", false))
-            {
-                if (World.Permissions.CanRunConsoleCommand(m_host.OwnerID))
-                {
-                    if (mask == ScriptBaseClass.MASK_BASE)//0
-                    {
-                        m_host.BaseMask = (uint)value;
-                    }
-
-                    else if (mask == ScriptBaseClass.MASK_OWNER)//1
-                    {
-                        m_host.OwnerMask = (uint)value;
-                    }
-
-                    else if (mask == ScriptBaseClass.MASK_GROUP)//2
-                    {
-                        m_host.GroupMask = (uint)value;
-                    }
-
-                    else if (mask == ScriptBaseClass.MASK_EVERYONE)//3
-                    {
-                        m_host.EveryoneMask = (uint)value;
-                    }
-
-                    else if (mask == ScriptBaseClass.MASK_NEXT)//4
-                    {
-                        m_host.NextOwnerMask = (uint)value;
-                    }
-                }
-            }
-        }
-
-        public LSL_Integer llGetInventoryPermMask(string itemName, int mask)
-        {
-            m_host.AddScriptLPS(1);
-
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(itemName);
-
-            if (item == null)
-                return -1;
-
-            switch (mask)
-            {
-                case 0:
-                    return (int)item.BasePermissions;
-                case 1:
-                    return (int)item.CurrentPermissions;
-                case 2:
-                    return (int)item.GroupPermissions;
-                case 3:
-                    return (int)item.EveryonePermissions;
-                case 4:
-                    return (int)item.NextPermissions;
-            }
-
-            return -1;
-        }
-
-        public void llSetInventoryPermMask(string itemName, int mask, int value)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_ScriptEngine.Config.GetBoolean("AllowGodFunctions", false))
-            {
-                if (World.Permissions.CanRunConsoleCommand(m_host.OwnerID))
-                {
-                    TaskInventoryItem item = m_host.Inventory.GetInventoryItem(itemName);
-
-                    if (item != null)
-                    {
-                        switch (mask)
-                        {
-                            case 0:
-                                item.BasePermissions = (uint)value;
-                                break;
-                            case 1:
-                                item.CurrentPermissions = (uint)value;
-                                break;
-                            case 2:
-                                item.GroupPermissions = (uint)value;
-                                break;
-                            case 3:
-                                item.EveryonePermissions = (uint)value;
-                                break;
-                            case 4:
-                                item.NextPermissions = (uint)value;
-                                break;
-                        }
-                    }
-                }
-            }
-        }
-
-        public LSL_String llGetInventoryCreator(string itemName)
-        {
-            m_host.AddScriptLPS(1);
-
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(itemName);
-
-            if (item == null)
-            {
-                Error("llGetInventoryCreator", "Can't find item '" + item + "'");
-
-                return String.Empty;
-            }
-
-            return item.CreatorID.ToString();
-        }
-
-        public void llOwnerSay(string msg)
-        {
-            m_host.AddScriptLPS(1);
-
-            World.SimChatBroadcast(Utils.StringToBytes(msg), ChatTypeEnum.Owner, 0,
-                                   m_host.AbsolutePosition, m_host.Name, m_host.UUID, false);
-//            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-//            wComm.DeliverMessage(ChatTypeEnum.Owner, 0, m_host.Name, m_host.UUID, msg);
-        }
-
-        public LSL_String llRequestSecureURL()
-        {
-            m_host.AddScriptLPS(1);
-            if (m_UrlModule != null)
-                return m_UrlModule.RequestSecureURL(m_ScriptEngine.ScriptModule, m_host, m_item.ItemID).ToString();
-            return UUID.Zero.ToString();
-        }
-
-        public LSL_String llRequestSimulatorData(string simulator, int data)
-        {
-            IOSSL_Api ossl = (IOSSL_Api)m_ScriptEngine.GetApi(m_item.ItemID, "OSSL");
-
-            try
-            {
-                m_host.AddScriptLPS(1);
-
-                string reply = String.Empty;
-
-                GridRegion info;
-
-                if (World.RegionInfo.RegionName == simulator)
-                    info = new GridRegion(World.RegionInfo);
-                else
-                    info = World.GridService.GetRegionByName(m_ScriptEngine.World.RegionInfo.ScopeID, simulator);
-
-                switch (data)
-                {
-                    case ScriptBaseClass.DATA_SIM_POS:
-                        if (info == null)
-                        {
-                            ScriptSleep(m_sleepMsOnRequestSimulatorData);
-                            return UUID.Zero.ToString();
-                        }
-
-                        bool isHypergridRegion = false;
-
-                        if (World.RegionInfo.RegionName != simulator && info.RegionSecret != "")
-                        {
-                            // Hypergrid is currently placing real destination region co-ords into RegionSecret.
-                            // But other code can also use this field for a genuine RegionSecret!  Therefore, if
-                            // anything is present we need to disambiguate.
-                            //
-                            // FIXME: Hypergrid should be storing this data in a different field.
-                            RegionFlags regionFlags
-                                = (RegionFlags)m_ScriptEngine.World.GridService.GetRegionFlags(
-                                    info.ScopeID, info.RegionID);
-                            isHypergridRegion = (regionFlags & RegionFlags.Hyperlink) != 0;
-                        }
-
-                        if (isHypergridRegion)
-                        {
-                            uint rx = 0, ry = 0;
-                            Utils.LongToUInts(Convert.ToUInt64(info.RegionSecret), out rx, out ry);
-
-                            reply = new LSL_Vector(
-                                rx,
-                                ry,
-                                0).ToString();
-                        }
-                        else
-                        {
-                            // Local grid co-oridnates
-                            reply = new LSL_Vector(
-                                info.RegionLocX,
-                                info.RegionLocY,
-                                0).ToString();
-                        }
-                        break;
-                    case ScriptBaseClass.DATA_SIM_STATUS:
-                        if (info != null)
-                            reply = "up"; // Duh!
-                        else
-                            reply = "unknown";
-                        break;
-                    case ScriptBaseClass.DATA_SIM_RATING:
-                        if (info == null)
-                        {
-                            ScriptSleep(m_sleepMsOnRequestSimulatorData);
-                            return UUID.Zero.ToString();
-                        }
-                        int access = info.Maturity;
-                        if (access == 0)
-                            reply = "PG";
-                        else if (access == 1)
-                            reply = "MATURE";
-                        else if (access == 2)
-                            reply = "ADULT";
-                        else
-                            reply = "UNKNOWN";
-                        break;
-                    case ScriptBaseClass.DATA_SIM_RELEASE:
-                        if (ossl != null)
-                            ossl.CheckThreatLevel(ThreatLevel.High, "llRequestSimulatorData");
-                        reply = "OpenSim";
-                        break;
-                    default:
-                        ScriptSleep(m_sleepMsOnRequestSimulatorData);
-                        return UUID.Zero.ToString(); // Raise no event
-                }
-                UUID rq = UUID.Random();
-
-                UUID tid = AsyncCommands.
-                    DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, rq.ToString());
-
-                AsyncCommands.
-                    DataserverPlugin.DataserverReply(rq.ToString(), reply);
-
-                ScriptSleep(m_sleepMsOnRequestSimulatorData);
-                return tid.ToString();
-            }
-            catch(Exception)
-            {
-                //m_log.Error("[LSL_API]: llRequestSimulatorData" + e.ToString());
-                return UUID.Zero.ToString();
-            }
-        }
-
-        public LSL_String llRequestURL()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_UrlModule != null)
-                return m_UrlModule.RequestURL(m_ScriptEngine.ScriptModule, m_host, m_item.ItemID).ToString();
-            return UUID.Zero.ToString();
-        }
-
-        public void llForceMouselook(int mouselook)
-        {
-            m_host.AddScriptLPS(1);
-            m_host.SetForceMouselook(mouselook != 0);
-        }
-
-        public LSL_Float llGetObjectMass(string id)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key = new UUID();
-            if (UUID.TryParse(id, out key))
-            {
-                try
-                {
-                    SceneObjectPart obj = World.GetSceneObjectPart(World.Entities[key].LocalId);
-                    if (obj != null)
-                        return (double)obj.GetMass();
-                    // the object is null so the key is for an avatar
-                    ScenePresence avatar = World.GetScenePresence(key);
-                    if (avatar != null)
-                        if (avatar.IsChildAgent)
-                            // reference http://www.lslwiki.net/lslwiki/wakka.php?wakka=llGetObjectMass
-                            // child agents have a mass of 1.0
-                            return 1;
-                        else
-                            return (double)avatar.GetMass();
-                }
-                catch (KeyNotFoundException)
-                {
-                    return 0; // The Object/Agent not in the region so just return zero
-                }
-            }
-            return 0;
-        }
-
-        /// <summary>
-        /// illListReplaceList removes the sub-list defined by the inclusive indices
-        /// start and end and inserts the src list in its place. The inclusive
-        /// nature of the indices means that at least one element must be deleted
-        /// if the indices are within the bounds of the existing list. I.e. 2,2
-        /// will remove the element at index 2 and replace it with the source
-        /// list. Both indices may be negative, with the usual interpretation. An
-        /// interesting case is where end is lower than start. As these indices
-        /// bound the list to be removed, then 0->end, and start->lim are removed
-        /// and the source list is added as a suffix.
-        /// </summary>
-
-        public LSL_List llListReplaceList(LSL_List dest, LSL_List src, int start, int end)
-        {
-            LSL_List pref = null;
-
-            m_host.AddScriptLPS(1);
-
-            // Note that although we have normalized, both
-            // indices could still be negative.
-            if (start < 0)
-            {
-                start = start+dest.Length;
-            }
-
-            if (end < 0)
-            {
-                end = end+dest.Length;
-            }
-            // The comventional case, remove a sequence starting with
-            // start and ending with end. And then insert the source
-            // list.
-            if (start <= end)
-            {
-                // If greater than zero, then there is going to be a
-                // surviving prefix. Otherwise the inclusive nature
-                // of the indices mean that we're going to add the
-                // source list as a prefix.
-                if (start > 0)
-                {
-                    pref = dest.GetSublist(0,start-1);
-                    // Only add a suffix if there is something
-                    // beyond the end index (it's inclusive too).
-                    if (end + 1 < dest.Length)
-                    {
-                        return pref + src + dest.GetSublist(end + 1, -1);
-                    }
-                    else
-                    {
-                        return pref + src;
-                    }
-                }
-                // If start is less than or equal to zero, then
-                // the new list is simply a prefix. We still need to
-                // figure out any necessary surgery to the destination
-                // based upon end. Note that if end exceeds the upper
-                // bound in this case, the entire destination list
-                // is removed.
-                else
-                {
-                    if (end + 1 < dest.Length)
-                    {
-                        return src + dest.GetSublist(end + 1, -1);
-                    }
-                    else
-                    {
-                        return src;
-                    }
-                }
-            }
-            // Finally, if start > end, we strip away a prefix and
-            // a suffix, to leave the list that sits <between> ens
-            // and start, and then tag on the src list. AT least
-            // that's my interpretation. We can get sublist to do
-            // this for us. Note that one, or both of the indices
-            // might have been negative.
-            else
-            {
-                return dest.GetSublist(end + 1, start - 1) + src;
-            }
-        }
-
-        public void llLoadURL(string avatar_id, string message, string url)
-        {
-            m_host.AddScriptLPS(1);
-
-            IDialogModule dm = World.RequestModuleInterface<IDialogModule>();
-            if (null != dm)
-                dm.SendUrlToUser(
-                    new UUID(avatar_id), m_host.Name, m_host.UUID, m_host.OwnerID, false, message, url);
-
-            ScriptSleep(m_sleepMsOnLoadURL);
-        }
-
-        public void llParcelMediaCommandList(LSL_List commandList)
-        {
-            // TODO: Not implemented yet (missing in libomv?):
-            //  PARCEL_MEDIA_COMMAND_LOOP_SET    float loop      Use this to get or set the parcel's media loop duration. (1.19.1 RC0 or later)
-
-            m_host.AddScriptLPS(1);
-
-            // according to the docs, this command only works if script owner and land owner are the same
-            // lets add estate owners and gods, too, and use the generic permission check.
-            ILandObject landObject = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-            if (!World.Permissions.CanEditParcelProperties(m_host.OwnerID, landObject, GroupPowers.ChangeMedia)) return;
-
-            bool update = false; // send a ParcelMediaUpdate (and possibly change the land's media URL)?
-            byte loop = 0;
-
-            LandData landData = landObject.LandData;
-            string url = landData.MediaURL;
-            string texture = landData.MediaID.ToString();
-            bool autoAlign = landData.MediaAutoScale != 0;
-            string mediaType = ""; // TODO these have to be added as soon as LandData supports it
-            string description = "";
-            int width = 0;
-            int height = 0;
-
-            ParcelMediaCommandEnum? commandToSend = null;
-            float time = 0.0f; // default is from start
-
-            ScenePresence presence = null;
-
-            for (int i = 0; i < commandList.Data.Length; i++)
-            {
-                ParcelMediaCommandEnum command = (ParcelMediaCommandEnum)commandList.Data[i];
-                switch (command)
-                {
-                    case ParcelMediaCommandEnum.Agent:
-                        // we send only to one agent
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_String)
-                            {
-                                UUID agentID;
-                                if (UUID.TryParse((LSL_String)commandList.Data[i + 1], out agentID))
-                                {
-                                    presence = World.GetScenePresence(agentID);
-                                }
-                            }
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_AGENT must be a key");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.Loop:
-                        loop = 1;
-                        commandToSend = command;
-                        update = true; //need to send the media update packet to set looping
-                        break;
-
-                    case ParcelMediaCommandEnum.Play:
-                        loop = 0;
-                        commandToSend = command;
-                        update = true; //need to send the media update packet to make sure it doesn't loop
-                        break;
-
-                    case ParcelMediaCommandEnum.Pause:
-                    case ParcelMediaCommandEnum.Stop:
-                    case ParcelMediaCommandEnum.Unload:
-                        commandToSend = command;
-                        break;
-
-                    case ParcelMediaCommandEnum.Url:
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_String)
-                            {
-                                url = (LSL_String)commandList.Data[i + 1];
-                                update = true;
-                            }
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_URL must be a string");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.Texture:
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_String)
-                            {
-                                texture = (LSL_String)commandList.Data[i + 1];
-                                update = true;
-                            }
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_TEXTURE must be a string or a key");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.Time:
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_Float)
-                            {
-                                time = (float)(LSL_Float)commandList.Data[i + 1];
-                            }
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_TIME must be a float");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.AutoAlign:
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_Integer)
-                            {
-                                autoAlign = (LSL_Integer)commandList.Data[i + 1];
-                                update = true;
-                            }
-
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_AUTO_ALIGN must be an integer");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.Type:
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_String)
-                            {
-                                mediaType = (LSL_String)commandList.Data[i + 1];
-                                update = true;
-                            }
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_TYPE must be a string");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.Desc:
-                        if ((i + 1) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_String)
-                            {
-                                description = (LSL_String)commandList.Data[i + 1];
-                                update = true;
-                            }
-                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_DESC must be a string");
-                            ++i;
-                        }
-                        break;
-
-                    case ParcelMediaCommandEnum.Size:
-                        if ((i + 2) < commandList.Length)
-                        {
-                            if (commandList.Data[i + 1] is LSL_Integer)
-                            {
-                                if (commandList.Data[i + 2] is LSL_Integer)
-                                {
-                                    width = (LSL_Integer)commandList.Data[i + 1];
-                                    height = (LSL_Integer)commandList.Data[i + 2];
-                                    update = true;
-                                }
-                                else Error("llParcelMediaCommandList", "The second argument of PARCEL_MEDIA_COMMAND_SIZE must be an integer");
-                            }
-                            else Error("llParcelMediaCommandList", "The first argument of PARCEL_MEDIA_COMMAND_SIZE must be an integer");
-                            i += 2;
-                        }
-                        break;
-
-                    default:
-                        NotImplemented("llParcelMediaCommandList", "Parameter not supported yet: " + Enum.Parse(typeof(ParcelMediaCommandEnum), commandList.Data[i].ToString()).ToString());
-                        break;
-                }//end switch
-            }//end for
-
-            // if we didn't get a presence, we send to all and change the url
-            // if we did get a presence, we only send to the agent specified, and *don't change the land settings*!
-
-            // did something important change or do we only start/stop/pause?
-            if (update)
-            {
-                if (presence == null)
-                {
-                    // we send to all
-                    landData.MediaID = new UUID(texture);
-                    landData.MediaAutoScale = autoAlign ? (byte)1 : (byte)0;
-                    landData.MediaWidth = width;
-                    landData.MediaHeight = height;
-                    landData.MediaType = mediaType;
-
-                    // do that one last, it will cause a ParcelPropertiesUpdate
-                    landObject.SetMediaUrl(url);
-
-                    // now send to all (non-child) agents in the parcel
-                    World.ForEachRootScenePresence(delegate(ScenePresence sp)
-                    {
-                        if (sp.currentParcelUUID == landData.GlobalID)
-                        {
-                            sp.ControllingClient.SendParcelMediaUpdate(landData.MediaURL,
-                                                                          landData.MediaID,
-                                                                          landData.MediaAutoScale,
-                                                                          mediaType,
-                                                                          description,
-                                                                          width, height,
-                                                                          loop);
-                        }
-                    });
-                }
-                else if (!presence.IsChildAgent)
-                {
-                    // we only send to one (root) agent
-                    presence.ControllingClient.SendParcelMediaUpdate(url,
-                                                                     new UUID(texture),
-                                                                     autoAlign ? (byte)1 : (byte)0,
-                                                                     mediaType,
-                                                                     description,
-                                                                     width, height,
-                                                                     loop);
-                }
-            }
-
-            if (commandToSend != null)
-            {
-                // the commandList contained a start/stop/... command, too
-                if (presence == null)
-                {
-                    // send to all (non-child) agents in the parcel
-                    World.ForEachRootScenePresence(delegate(ScenePresence sp)
-                    {
-                        if (sp.currentParcelUUID == landData.GlobalID)
-                        {
-                            sp.ControllingClient.SendParcelMediaCommand(0x4, // TODO what is this?
-                                                                           (ParcelMediaCommandEnum)commandToSend,
-                                                                           time);
-                        }
-                    });
-                }
-                else if (!presence.IsChildAgent)
-                {
-                    presence.ControllingClient.SendParcelMediaCommand(0x4, // TODO what is this?
-                                                                      (ParcelMediaCommandEnum)commandToSend,
-                                                                      time);
-                }
-            }
-            ScriptSleep(m_sleepMsOnParcelMediaCommandList);
-        }
-
-        public LSL_List llParcelMediaQuery(LSL_List aList)
-        {
-            m_host.AddScriptLPS(1);
-            LSL_List list = new LSL_List();
-            //TO DO: make the implementation for the missing commands
-            //PARCEL_MEDIA_COMMAND_LOOP_SET    float loop      Use this to get or set the parcel's media loop duration. (1.19.1 RC0 or later)
-            for (int i = 0; i < aList.Data.Length; i++)
-            {
-
-                if (aList.Data[i] != null)
-                {
-                    switch ((ParcelMediaCommandEnum) aList.Data[i])
-                    {
-                        case ParcelMediaCommandEnum.Url:
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaURL));
-                            break;
-                        case ParcelMediaCommandEnum.Desc:
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).Description));
-                            break;
-                        case ParcelMediaCommandEnum.Texture:
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaID.ToString()));
-                            break;
-                        case ParcelMediaCommandEnum.Type:
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaType));
-                            break;
-                        case ParcelMediaCommandEnum.Size:
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaWidth));
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaHeight));
-                            break;
-                        default:
-                            ParcelMediaCommandEnum mediaCommandEnum = ParcelMediaCommandEnum.Url;
-                            NotImplemented("llParcelMediaQuery", "Parameter not supported yet: " + Enum.Parse(mediaCommandEnum.GetType() , aList.Data[i].ToString()).ToString());
-                            break;
-                    }
-
-                }
-            }
-            ScriptSleep(m_sleepMsOnParcelMediaQuery);
-            return list;
-        }
-
-        public LSL_Integer llModPow(int a, int b, int c)
-        {
-            m_host.AddScriptLPS(1);
-            Int64 tmp = 0;
-            Math.DivRem(Convert.ToInt64(Math.Pow(a, b)), c, out tmp);
-            ScriptSleep(m_sleepMsOnModPow);
-            return Convert.ToInt32(tmp);
-        }
-
-        public LSL_Integer llGetInventoryType(string name)
-        {
-            m_host.AddScriptLPS(1);
-
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-            if (item == null)
-                return -1;
-
-            return item.Type;
-        }
-
-        public void llSetPayPrice(int price, LSL_List quick_pay_buttons)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (quick_pay_buttons.Data.Length < 4)
-            {
-                Error("llSetPayPrice", "List must have at least 4 elements");
-                return;
-            }
-            m_host.ParentGroup.RootPart.PayPrice[0]=price;
-
-            m_host.ParentGroup.RootPart.PayPrice[1]=(LSL_Integer)quick_pay_buttons.Data[0];
-            m_host.ParentGroup.RootPart.PayPrice[2]=(LSL_Integer)quick_pay_buttons.Data[1];
-            m_host.ParentGroup.RootPart.PayPrice[3]=(LSL_Integer)quick_pay_buttons.Data[2];
-            m_host.ParentGroup.RootPart.PayPrice[4]=(LSL_Integer)quick_pay_buttons.Data[3];
-            m_host.ParentGroup.HasGroupChanged = true;
-        }
-
-        public LSL_Vector llGetCameraPos()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_item.PermsGranter == UUID.Zero)
-                return Vector3.Zero;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRACK_CAMERA) == 0)
-            {
-                Error("llGetCameraPos", "No permissions to track the camera");
-                return Vector3.Zero;
-            }
-
-            ScenePresence presence = World.GetScenePresence(m_host.OwnerID);
-            if (presence != null)
-            {
-                LSL_Vector pos = new LSL_Vector(presence.CameraPosition);
-                return pos;
-            }
-
-            return Vector3.Zero;
-        }
-
-        public LSL_Rotation llGetCameraRot()
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_item.PermsGranter == UUID.Zero)
-                return Quaternion.Identity;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRACK_CAMERA) == 0)
-            {
-                Error("llGetCameraRot", "No permissions to track the camera");
-                return Quaternion.Identity;
-            }
-
-            ScenePresence presence = World.GetScenePresence(m_host.OwnerID);
-            if (presence != null)
-            {
-                return new LSL_Rotation(presence.CameraRotation);
-            }
-
-            return Quaternion.Identity;
-        }
-
-        public void llSetPrimURL(string url)
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llSetPrimURL", "Use llSetPrimMediaParams instead");
-            ScriptSleep(m_sleepMsOnSetPrimURL);
-        }
-
-        public void llRefreshPrimURL()
-        {
-            m_host.AddScriptLPS(1);
-            Deprecated("llRefreshPrimURL");
-            ScriptSleep(m_sleepMsOnRefreshPrimURL);
-        }
-
-        public LSL_String llEscapeURL(string url)
-        {
-            m_host.AddScriptLPS(1);
-            try
-            {
-                return Uri.EscapeDataString(url);
-            }
-            catch (Exception ex)
-            {
-                return "llEscapeURL: " + ex.ToString();
-            }
-        }
-
-        public LSL_String llUnescapeURL(string url)
-        {
-            m_host.AddScriptLPS(1);
-            try
-            {
-                return Uri.UnescapeDataString(url);
-            }
-            catch (Exception ex)
-            {
-                return "llUnescapeURL: " + ex.ToString();
-            }
-        }
-
-        public void llMapDestination(string simname, LSL_Vector pos, LSL_Vector lookAt)
-        {
-            m_host.AddScriptLPS(1);
-            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, 0);
-            if (detectedParams == null) return; // only works on the first detected avatar
-
-            ScenePresence avatar = World.GetScenePresence(detectedParams.Key);
-            if (avatar != null)
-            {
-                avatar.ControllingClient.SendScriptTeleportRequest(m_host.Name,
-                    simname, pos, lookAt);
-            }
-            ScriptSleep(m_sleepMsOnMapDestination);
-        }
-
-        public void llAddToLandBanList(string avatar, double hours)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key;
-            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageBanned))
-            {
-                int expires = 0;
-                if (hours != 0)
-                    expires = Util.UnixTimeSinceEpoch() + (int)(3600.0 * hours);
-
-                if (UUID.TryParse(avatar, out key))
-                {
-                    int idx = land.LandData.ParcelAccessList.FindIndex(
-                            delegate(LandAccessEntry e)
-                            {
-                                if (e.AgentID == key && e.Flags == AccessList.Ban)
-                                    return true;
-                                return false;
-                            });
-
-                    if (idx != -1 && (land.LandData.ParcelAccessList[idx].Expires == 0 || (expires != 0 && expires < land.LandData.ParcelAccessList[idx].Expires)))
-                        return;
-
-                    if (idx != -1)
-                        land.LandData.ParcelAccessList.RemoveAt(idx);
-
-                    LandAccessEntry entry = new LandAccessEntry();
-
-                    entry.AgentID = key;
-                    entry.Flags = AccessList.Ban;
-                    entry.Expires = expires;
-
-                    land.LandData.ParcelAccessList.Add(entry);
-
-                    World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);
-                }
-            }
-            ScriptSleep(m_sleepMsOnAddToLandBanList);
-        }
-
-        public void llRemoveFromLandPassList(string avatar)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key;
-            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageAllowed))
-            {
-                if (UUID.TryParse(avatar, out key))
-                {
-                    int idx = land.LandData.ParcelAccessList.FindIndex(
-                            delegate(LandAccessEntry e)
-                            {
-                                if (e.AgentID == key && e.Flags == AccessList.Access)
-                                    return true;
-                                return false;
-                            });
-
-                    if (idx != -1)
-                    {
-                        land.LandData.ParcelAccessList.RemoveAt(idx);
-                        World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);
-                    }
-                }
-            }
-            ScriptSleep(m_sleepMsOnRemoveFromLandPassList);
-        }
-
-        public void llRemoveFromLandBanList(string avatar)
-        {
-            m_host.AddScriptLPS(1);
-            UUID key;
-            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);
-            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageBanned))
-            {
-                if (UUID.TryParse(avatar, out key))
-                {
-                    int idx = land.LandData.ParcelAccessList.FindIndex(
-                            delegate(LandAccessEntry e)
-                            {
-                                if (e.AgentID == key && e.Flags == AccessList.Ban)
-                                    return true;
-                                return false;
-                            });
-
-                    if (idx != -1)
-                    {
-                        land.LandData.ParcelAccessList.RemoveAt(idx);
-                        World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);
-                    }
-                }
-            }
-            ScriptSleep(m_sleepMsOnRemoveFromLandBanList);
-        }
-
-        public void llSetCameraParams(LSL_List rules)
-        {
-            m_host.AddScriptLPS(1);
-
-            // the object we are in
-            UUID objectID = m_host.ParentUUID;
-            if (objectID == UUID.Zero)
-                return;
-
-            // we need the permission first, to know which avatar we want to set the camera for
-            UUID agentID = m_item.PermsGranter;
-
-            if (agentID == UUID.Zero)
-                return;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CONTROL_CAMERA) == 0)
-                return;
-
-            ScenePresence presence = World.GetScenePresence(agentID);
-
-            // we are not interested in child-agents
-            if (presence.IsChildAgent) return;
-
-            SortedDictionary<int, float> parameters = new SortedDictionary<int, float>();
-            object[] data = rules.Data;
-            for (int i = 0; i < data.Length; ++i)
-            {
-                int type;
-                try
-                {
-                    type = Convert.ToInt32(data[i++].ToString());
-                }
-                catch
-                {
-                    Error("llSetCameraParams", string.Format("Invalid camera param type {0}", data[i - 1]));
-                    return;
-                }
-                if (i >= data.Length) break; // odd number of entries => ignore the last
-
-                // some special cases: Vector parameters are split into 3 float parameters (with type+1, type+2, type+3)
-                switch (type)
-                {
-                case ScriptBaseClass.CAMERA_FOCUS:
-                case ScriptBaseClass.CAMERA_FOCUS_OFFSET:
-                case ScriptBaseClass.CAMERA_POSITION:
-                    LSL_Vector v = (LSL_Vector)data[i];
-                    try
-                    {
-                        parameters.Add(type + 1, (float)v.x);
-                    }
-                    catch
-                    {
-                        switch(type)
-                        {
-                            case ScriptBaseClass.CAMERA_FOCUS:
-                                Error("llSetCameraParams", "CAMERA_FOCUS: Parameter x is invalid");
-                                return;
-                            case ScriptBaseClass.CAMERA_FOCUS_OFFSET:
-                                Error("llSetCameraParams", "CAMERA_FOCUS_OFFSET: Parameter x is invalid");
-                                return;
-                            case ScriptBaseClass.CAMERA_POSITION:
-                                Error("llSetCameraParams", "CAMERA_POSITION: Parameter x is invalid");
-                                return;
-                        }
-                    }
-                    try
-                    {
-                        parameters.Add(type + 2, (float)v.y);
-                    }
-                    catch
-                    {
-                        switch(type)
-                        {
-                            case ScriptBaseClass.CAMERA_FOCUS:
-                                Error("llSetCameraParams", "CAMERA_FOCUS: Parameter y is invalid");
-                                return;
-                            case ScriptBaseClass.CAMERA_FOCUS_OFFSET:
-                                Error("llSetCameraParams", "CAMERA_FOCUS_OFFSET: Parameter y is invalid");
-                                return;
-                            case ScriptBaseClass.CAMERA_POSITION:
-                                Error("llSetCameraParams", "CAMERA_POSITION: Parameter y is invalid");
-                                return;
-                        }
-                    }
-                    try
-                    {
-                        parameters.Add(type + 3, (float)v.z);
-                    }
-                    catch
-                    {
-                        switch(type)
-                        {
-                            case ScriptBaseClass.CAMERA_FOCUS:
-                                Error("llSetCameraParams", "CAMERA_FOCUS: Parameter z is invalid");
-                                return;
-                            case ScriptBaseClass.CAMERA_FOCUS_OFFSET:
-                                Error("llSetCameraParams", "CAMERA_FOCUS_OFFSET: Parameter z is invalid");
-                                return;
-                            case ScriptBaseClass.CAMERA_POSITION:
-                                Error("llSetCameraParams", "CAMERA_POSITION: Parameter z is invalid");
-                                return;
-                        }
-                    }
-                    break;
-                default:
-                    // TODO: clean that up as soon as the implicit casts are in
-                    if (data[i] is LSL_Float)
-                        parameters.Add(type, (float)((LSL_Float)data[i]).value);
-                    else if (data[i] is LSL_Integer)
-                        parameters.Add(type, (float)((LSL_Integer)data[i]).value);
-                    else
-                    {
-                        try
-                        {
-                            parameters.Add(type, Convert.ToSingle(data[i]));
-                        }
-                        catch
-                        {
-                            Error("llSetCameraParams", string.Format("{0}: Parameter is invalid", type));
-                        }
-                    }
-                    break;
-                }
-            }
-            if (parameters.Count > 0) presence.ControllingClient.SendSetFollowCamProperties(objectID, parameters);
-        }
-
-        public void llClearCameraParams()
-        {
-            m_host.AddScriptLPS(1);
-
-            // the object we are in
-            UUID objectID = m_host.ParentUUID;
-            if (objectID == UUID.Zero)
-                return;
-
-            // we need the permission first, to know which avatar we want to clear the camera for
-            UUID agentID = m_item.PermsGranter;
-
-            if (agentID == UUID.Zero)
-                return;
-
-            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CONTROL_CAMERA) == 0)
-                return;
-
-            ScenePresence presence = World.GetScenePresence(agentID);
-
-            // we are not interested in child-agents
-            if (presence.IsChildAgent)
-                return;
-
-            presence.ControllingClient.SendClearFollowCamProperties(objectID);
-        }
-
-        public LSL_Float llListStatistics(int operation, LSL_List src)
-        {
-            m_host.AddScriptLPS(1);
-            switch (operation)
-            {
-                case ScriptBaseClass.LIST_STAT_RANGE:
-                    return src.Range();
-                case ScriptBaseClass.LIST_STAT_MIN:
-                    return src.Min();
-                case ScriptBaseClass.LIST_STAT_MAX:
-                    return src.Max();
-                case ScriptBaseClass.LIST_STAT_MEAN:
-                    return src.Mean();
-                case ScriptBaseClass.LIST_STAT_MEDIAN:
-                    return LSL_List.ToDoubleList(src).Median();
-                case ScriptBaseClass.LIST_STAT_NUM_COUNT:
-                    return src.NumericLength();
-                case ScriptBaseClass.LIST_STAT_STD_DEV:
-                    return src.StdDev();
-                case ScriptBaseClass.LIST_STAT_SUM:
-                    return src.Sum();
-                case ScriptBaseClass.LIST_STAT_SUM_SQUARES:
-                    return src.SumSqrs();
-                case ScriptBaseClass.LIST_STAT_GEOMETRIC_MEAN:
-                    return src.GeometricMean();
-                case ScriptBaseClass.LIST_STAT_HARMONIC_MEAN:
-                    return src.HarmonicMean();
-                default:
-                    return 0.0;
-            }
-        }
-
-        public LSL_Integer llGetUnixTime()
-        {
-            m_host.AddScriptLPS(1);
-            return Util.UnixTimeSinceEpoch();
-        }
-
-        public LSL_Integer llGetParcelFlags(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-            return (int)World.LandChannel.GetLandObject((float)pos.x, (float)pos.y).LandData.Flags;
-        }
-
-        public LSL_Integer llGetRegionFlags()
-        {
-            m_host.AddScriptLPS(1);
-            IEstateModule estate = World.RequestModuleInterface<IEstateModule>();
-            if (estate == null)
-                return 67108864;
-            return (int)estate.GetRegionFlags();
-        }
-
-        public LSL_String llXorBase64StringsCorrect(string str1, string str2)
-        {
-            m_host.AddScriptLPS(1);
-            string ret = String.Empty;
-            string src1 = llBase64ToString(str1);
-            string src2 = llBase64ToString(str2);
-            int c = 0;
-            for (int i = 0; i < src1.Length; i++)
-            {
-                ret += (char) (src1[i] ^ src2[c]);
-
-                c++;
-                if (c >= src2.Length)
-                    c = 0;
-            }
-            return llStringToBase64(ret);
-        }
-
-        public LSL_String llHTTPRequest(string url, LSL_List parameters, string body)
-        {
-            // Partial implementation: support for parameter flags needed
-            //   see http://wiki.secondlife.com/wiki/LlHTTPRequest
-            // parameter flags support are implemented in ScriptsHttpRequests.cs
-            //   in StartHttpRequest
-
-            m_host.AddScriptLPS(1);
-            IHttpRequestModule httpScriptMod =
-                m_ScriptEngine.World.RequestModuleInterface<IHttpRequestModule>();
-            List<string> param = new List<string>();
-            bool  ok;
-            Int32 flag;
-
-            for (int i = 0; i < parameters.Data.Length; i += 2)
-            {
-                ok = Int32.TryParse(parameters.Data[i].ToString(), out flag);
-                if (!ok || flag < 0 ||
-                    flag > (int)HttpRequestConstants.HTTP_PRAGMA_NO_CACHE)
-                {
-                    Error("llHTTPRequest", "Parameter " + i.ToString() + " is an invalid flag");
-                }
-
-                param.Add(parameters.Data[i].ToString());       //Add parameter flag
-
-                if (flag != (int)HttpRequestConstants.HTTP_CUSTOM_HEADER)
-                {
-                    param.Add(parameters.Data[i+1].ToString()); //Add parameter value
-                }
-                else
-                {
-                    //Parameters are in pairs and custom header takes
-                    //arguments in pairs so adjust for header marker.
-                    ++i;
-
-                    //Maximum of 8 headers are allowed based on the
-                    //Second Life documentation for llHTTPRequest.
-                    for (int count = 1; count <= 8; ++count)
-                    {
-                        //Enough parameters remaining for (another) header?
-                        if (parameters.Data.Length - i < 2)
-                        {
-                            //There must be at least one name/value pair for custom header
-                            if (count == 1)
-                                Error("llHTTPRequest", "Missing name/value for custom header at parameter " + i.ToString());
-                            break;
-                        }
-
-                        if (HttpStandardHeaders.Contains(parameters.Data[i].ToString(), StringComparer.OrdinalIgnoreCase))
-                            Error("llHTTPRequest", "Name is invalid as a custom header at parameter " + i.ToString());
-
-                        param.Add(parameters.Data[i].ToString());
-                        param.Add(parameters.Data[i+1].ToString());
-
-                        //Have we reached the end of the list of headers?
-                        //End is marked by a string with a single digit.
-                        if (i+2 >= parameters.Data.Length ||
-                            Char.IsDigit(parameters.Data[i].ToString()[0]))
-                        {
-                            break;
-                        }
-
-                        i += 2;
-                    }
-                }
-            }
-
-            Vector3 position = m_host.AbsolutePosition;
-            Vector3 velocity = m_host.Velocity;
-            Quaternion rotation = m_host.RotationOffset;
-            string ownerName = String.Empty;
-            ScenePresence scenePresence = World.GetScenePresence(m_host.OwnerID);
-            if (scenePresence == null)
-                ownerName = resolveName(m_host.OwnerID);
-            else
-                ownerName = scenePresence.Name;
-
-            RegionInfo regionInfo = World.RegionInfo;
-
-            Dictionary<string, string> httpHeaders = new Dictionary<string, string>();
-
-            string shard = "OpenSim";
-            IConfigSource config = m_ScriptEngine.ConfigSource;
-            if (config.Configs["Network"] != null)
-            {
-                shard = config.Configs["Network"].GetString("shard", shard);
-            }
-
-            httpHeaders["X-SecondLife-Shard"] = shard;
-            httpHeaders["X-SecondLife-Object-Name"] = m_host.Name;
-            httpHeaders["X-SecondLife-Object-Key"] = m_host.UUID.ToString();
-            httpHeaders["X-SecondLife-Region"] = string.Format("{0} ({1}, {2})", regionInfo.RegionName, regionInfo.RegionLocX, regionInfo.RegionLocY);
-            httpHeaders["X-SecondLife-Local-Position"] = string.Format("({0:0.000000}, {1:0.000000}, {2:0.000000})", position.X, position.Y, position.Z);
-            httpHeaders["X-SecondLife-Local-Velocity"] = string.Format("({0:0.000000}, {1:0.000000}, {2:0.000000})", velocity.X, velocity.Y, velocity.Z);
-            httpHeaders["X-SecondLife-Local-Rotation"] = string.Format("({0:0.000000}, {1:0.000000}, {2:0.000000}, {3:0.000000})", rotation.X, rotation.Y, rotation.Z, rotation.W);
-            httpHeaders["X-SecondLife-Owner-Name"] = ownerName;
-            httpHeaders["X-SecondLife-Owner-Key"] = m_host.OwnerID.ToString();
-            string userAgent = config.Configs["Network"].GetString("user_agent", null);
-            if (userAgent != null)
-                httpHeaders["User-Agent"] = userAgent;
-
-            string authregex = @"^(https?:\/\/)(\w+):(\w+)@(.*)$";
-            Regex r = new Regex(authregex);
-            int[] gnums = r.GetGroupNumbers();
-            Match m = r.Match(url);
-            if (m.Success) {
-                for (int i = 1; i < gnums.Length; i++) {
-                    //System.Text.RegularExpressions.Group g = m.Groups[gnums[i]];
-                    //CaptureCollection cc = g.Captures;
-                }
-                if (m.Groups.Count == 5) {
-                    httpHeaders["Authorization"] = String.Format("Basic {0}", Convert.ToBase64String(System.Text.ASCIIEncoding.ASCII.GetBytes(m.Groups[2].ToString() + ":" + m.Groups[3].ToString())));
-                    url = m.Groups[1].ToString() + m.Groups[4].ToString();
-                }
-            }
-
-            HttpInitialRequestStatus status;
-            UUID reqID
-                = httpScriptMod.StartHttpRequest(m_host.LocalId, m_item.ItemID, url, param, httpHeaders, body, out status);
-
-            if (status == HttpInitialRequestStatus.DISALLOWED_BY_FILTER)
-                Error("llHttpRequest", string.Format("Request to {0} disallowed by filter", url));
-
-            if (reqID != UUID.Zero)
-                return reqID.ToString();
-            else
-                return null;
-        }
-
-
-        public void llHTTPResponse(LSL_Key id, int status, string body)
-        {
-            // Partial implementation: support for parameter flags needed
-            //   see http://wiki.secondlife.com/wiki/llHTTPResponse
-
-            m_host.AddScriptLPS(1);
-
-            if (m_UrlModule != null)
-                m_UrlModule.HttpResponse(new UUID(id), status,body);
-        }
-
-        public void llResetLandBanList()
-        {
-            m_host.AddScriptLPS(1);
-            LandData land = World.LandChannel.GetLandObject(m_host.AbsolutePosition).LandData;
-            if (land.OwnerID == m_host.OwnerID)
-            {
-                foreach (LandAccessEntry entry in land.ParcelAccessList)
-                {
-                    if (entry.Flags == AccessList.Ban)
-                    {
-                        land.ParcelAccessList.Remove(entry);
-                    }
-                }
-            }
-            ScriptSleep(m_sleepMsOnResetLandBanList);
-        }
-
-        public void llResetLandPassList()
-        {
-            m_host.AddScriptLPS(1);
-            LandData land = World.LandChannel.GetLandObject(m_host.AbsolutePosition).LandData;
-            if (land.OwnerID == m_host.OwnerID)
-            {
-                foreach (LandAccessEntry entry in land.ParcelAccessList)
-                {
-                    if (entry.Flags == AccessList.Access)
-                    {
-                        land.ParcelAccessList.Remove(entry);
-                    }
-                }
-            }
-            ScriptSleep(m_sleepMsOnResetLandPassList);
-        }
-
-        public LSL_Integer llGetParcelPrimCount(LSL_Vector pos, int category, int sim_wide)
-        {
-            m_host.AddScriptLPS(1);
-
-            ILandObject lo = World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);
-
-            if (lo == null)
-                return 0;
-
-            IPrimCounts pc = lo.PrimCounts;
-
-            if (sim_wide != ScriptBaseClass.FALSE)
-            {
-                if (category == ScriptBaseClass.PARCEL_COUNT_TOTAL)
-                {
-                    return pc.Simulator;
-                }
-                else
-                {
-                    // counts not implemented yet
-                    return 0;
-                }
-            }
-            else
-            {
-                if (category == ScriptBaseClass.PARCEL_COUNT_TOTAL)
-                    return pc.Total;
-                else if (category == ScriptBaseClass.PARCEL_COUNT_OWNER)
-                    return pc.Owner;
-                else if (category == ScriptBaseClass.PARCEL_COUNT_GROUP)
-                    return pc.Group;
-                else if (category == ScriptBaseClass.PARCEL_COUNT_OTHER)
-                    return pc.Others;
-                else if (category == ScriptBaseClass.PARCEL_COUNT_SELECTED)
-                    return pc.Selected;
-                else if (category == ScriptBaseClass.PARCEL_COUNT_TEMP)
-                    return 0; // counts not implemented yet
-            }
-
-            return 0;
-        }
-
-        public LSL_List llGetParcelPrimOwners(LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-            LandObject land = (LandObject)World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);
-            LSL_List ret = new LSL_List();
-            if (land != null)
-            {
-                foreach (KeyValuePair<UUID, int> detectedParams in land.GetLandObjectOwners())
-                {
-                    ret.Add(new LSL_String(detectedParams.Key.ToString()));
-                    ret.Add(new LSL_Integer(detectedParams.Value));
-                }
-            }
-            ScriptSleep(m_sleepMsOnGetParcelPrimOwners);
-            return ret;
-        }
-
-        public LSL_Integer llGetObjectPrimCount(string object_id)
-        {
-            m_host.AddScriptLPS(1);
-            SceneObjectPart part = World.GetSceneObjectPart(new UUID(object_id));
-            if (part == null)
-            {
-                return 0;
-            }
-            else
-            {
-                return part.ParentGroup.PrimCount;
-            }
-        }
-
-        public LSL_Integer llGetParcelMaxPrims(LSL_Vector pos, int sim_wide)
-        {
-            m_host.AddScriptLPS(1);
-
-            ILandObject lo = World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);
-
-            if (lo == null)
-                return 0;
-
-            if (sim_wide != 0)
-                return lo.GetSimulatorMaxPrimCount();
-            else
-                return lo.GetParcelMaxPrimCount();
-        }
-
-        public LSL_List llGetParcelDetails(LSL_Vector pos, LSL_List param)
-        {
-            m_host.AddScriptLPS(1);
-            LandData land = World.GetLandData(pos);
-            if (land == null)
-            {
-                return new LSL_List(0);
-            }
-            LSL_List ret = new LSL_List();
-            foreach (object o in param.Data)
-            {
-                switch (o.ToString())
-                {
-                    case "0":
-                        ret.Add(new LSL_String(land.Name));
-                        break;
-                    case "1":
-                        ret.Add(new LSL_String(land.Description));
-                        break;
-                    case "2":
-                        ret.Add(new LSL_Key(land.OwnerID.ToString()));
-                        break;
-                    case "3":
-                        ret.Add(new LSL_Key(land.GroupID.ToString()));
-                        break;
-                    case "4":
-                        ret.Add(new LSL_Integer(land.Area));
-                        break;
-                    case "5":
-                        ret.Add(new LSL_Key(land.GlobalID.ToString()));
-                        break;
-                    default:
-                        ret.Add(new LSL_Integer(0));
-                        break;
-                }
-            }
-            return ret;
-        }
-
-        public LSL_String llStringTrim(string src, int type)
-        {
-            m_host.AddScriptLPS(1);
-            if (type == (int)ScriptBaseClass.STRING_TRIM_HEAD) { return src.TrimStart(); }
-            if (type == (int)ScriptBaseClass.STRING_TRIM_TAIL) { return src.TrimEnd(); }
-            if (type == (int)ScriptBaseClass.STRING_TRIM) { return src.Trim(); }
-            return src;
-        }
-
-        public LSL_List llGetObjectDetails(string id, LSL_List args)
-        {
-            m_host.AddScriptLPS(1);
-
-            LSL_List ret = new LSL_List();
-            UUID key = new UUID();
-            if (UUID.TryParse(id, out key))
-            {
-                ScenePresence av = World.GetScenePresence(key);
-
-                if (av != null)
-                {
-                    foreach (object o in args.Data)
-                    {
-                        switch (int.Parse(o.ToString()))
-                        {
-                            case ScriptBaseClass.OBJECT_NAME:
-                                ret.Add(new LSL_String(av.Firstname + " " + av.Lastname));
-                                break;
-                            case ScriptBaseClass.OBJECT_DESC:
-                                ret.Add(new LSL_String(""));
-                                break;
-                            case ScriptBaseClass.OBJECT_POS:
-                                ret.Add(new LSL_Vector((double)av.AbsolutePosition.X, (double)av.AbsolutePosition.Y, (double)av.AbsolutePosition.Z));
-                                break;
-                            case ScriptBaseClass.OBJECT_ROT:
-                                ret.Add(new LSL_Rotation(av.GetWorldRotation()));
-                                break;
-                            case ScriptBaseClass.OBJECT_VELOCITY:
-                                ret.Add(new LSL_Vector(av.GetWorldVelocity()));
-                                break;
-                            case ScriptBaseClass.OBJECT_OWNER:
-                                ret.Add(new LSL_String(id));
-                                break;
-                            case ScriptBaseClass.OBJECT_GROUP:
-                                ret.Add(new LSL_String(UUID.Zero.ToString()));
-                                break;
-                            case ScriptBaseClass.OBJECT_CREATOR:
-                                ret.Add(new LSL_String(UUID.Zero.ToString()));
-                                break;
-                            // For the following 8 see the Object version below
-                            case ScriptBaseClass.OBJECT_RUNNING_SCRIPT_COUNT:
-                                ret.Add(new LSL_Integer(av.RunningScriptCount()));
-                                break;
-                            case ScriptBaseClass.OBJECT_TOTAL_SCRIPT_COUNT:
-                                ret.Add(new LSL_Integer(av.ScriptCount()));
-                                break;
-                            case ScriptBaseClass.OBJECT_SCRIPT_MEMORY:
-                                ret.Add(new LSL_Integer(av.RunningScriptCount() * 16384));
-                                break;
-                            case ScriptBaseClass.OBJECT_SCRIPT_TIME:
-                                ret.Add(new LSL_Float(av.ScriptExecutionTime() / 1000.0f));
-                                break;
-                            case ScriptBaseClass.OBJECT_PRIM_EQUIVALENCE:
-                                ret.Add(new LSL_Integer(1));
-                                break;
-                            case ScriptBaseClass.OBJECT_SERVER_COST:
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_STREAMING_COST:
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_PHYSICS_COST:
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_CHARACTER_TIME: // Pathfinding
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_ROOT:
-                                SceneObjectPart p = av.ParentPart;
-                                if (p != null)
-                                {
-                                    ret.Add(new LSL_String(p.ParentGroup.RootPart.UUID.ToString()));
-                                }
-                                else
-                                {
-                                    ret.Add(new LSL_String(id));
-                                }
-                                break;
-                            case ScriptBaseClass.OBJECT_ATTACHED_POINT:
-                                ret.Add(new LSL_Integer(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_PATHFINDING_TYPE: // Pathfinding
-                                ret.Add(new LSL_Integer(ScriptBaseClass.OPT_AVATAR));
-                                break;
-                            case ScriptBaseClass.OBJECT_PHYSICS:
-                                ret.Add(new LSL_Integer(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_PHANTOM:
-                                ret.Add(new LSL_Integer(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_TEMP_ON_REZ:
-                                ret.Add(new LSL_Integer(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_RENDER_WEIGHT:
-                                ret.Add(new LSL_Integer(-1));
-                                break;
-                            case ScriptBaseClass.OBJECT_HOVER_HEIGHT:
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_BODY_SHAPE_TYPE:
-                                LSL_Float shapeType;
-                                if (av.Appearance.VisualParams[(int)AvatarAppearance.VPElement.SHAPE_MALE] != 0)
-                                    shapeType = new LSL_Float(1);
-                                else
-                                    shapeType = new LSL_Float(0);
-                                ret.Add(shapeType);
-                                break;
-                            case ScriptBaseClass.OBJECT_LAST_OWNER_ID:
-                                ret.Add(new LSL_Key(ScriptBaseClass.NULL_KEY));
-                                break;
-                            default:
-                                // Invalid or unhandled constant.
-                                ret.Add(new LSL_Integer(ScriptBaseClass.OBJECT_UNKNOWN_DETAIL));
-                                break;
-                        }
-                    }
-
-                    return ret;
-                }
-
-                SceneObjectPart obj = World.GetSceneObjectPart(key);
-                if (obj != null)
-                {
-                    foreach (object o in args.Data)
-                    {
-                        switch (int.Parse(o.ToString()))
-                        {
-                            case ScriptBaseClass.OBJECT_NAME:
-                                ret.Add(new LSL_String(obj.Name));
-                                break;
-                            case ScriptBaseClass.OBJECT_DESC:
-                                ret.Add(new LSL_String(obj.Description));
-                                break;
-                            case ScriptBaseClass.OBJECT_POS:
-                                ret.Add(new LSL_Vector(obj.AbsolutePosition.X, obj.AbsolutePosition.Y, obj.AbsolutePosition.Z));
-                                break;
-                            case ScriptBaseClass.OBJECT_ROT:
-                                Quaternion rot = Quaternion.Identity;
-
-                                if (obj.ParentGroup.IsAttachment)
-                                {
-                                    ScenePresence sp = World.GetScenePresence(obj.ParentGroup.AttachedAvatar);
-
-                                    if (sp != null)
-                                        rot = sp.GetWorldRotation();
-                                }
-                                else
-                                {
-                                    if (obj.ParentGroup.RootPart == obj)
-                                        rot = obj.ParentGroup.GroupRotation;
-                                    else
-                                        rot = obj.GetWorldRotation();
-                                }
-
-                                LSL_Rotation objrot = new LSL_Rotation(rot);
-                                ret.Add(objrot);
-
-                                break;
-                            case ScriptBaseClass.OBJECT_VELOCITY:
-                                Vector3 vel = Vector3.Zero;
-
-                                if (obj.ParentGroup.IsAttachment)
-                                {
-                                    ScenePresence sp = World.GetScenePresence(obj.ParentGroup.AttachedAvatar);
-
-                                    if (sp != null)
-                                        vel = sp.GetWorldVelocity();
-                                }
-                                else
-                                {
-                                    vel = obj.Velocity; 
-                                }
-
-                                ret.Add(vel);
-                                break;
-                            case ScriptBaseClass.OBJECT_OWNER:
-                                ret.Add(new LSL_String(obj.OwnerID.ToString()));
-                                break;
-                            case ScriptBaseClass.OBJECT_GROUP:
-                                ret.Add(new LSL_String(obj.GroupID.ToString()));
-                                break;
-                            case ScriptBaseClass.OBJECT_CREATOR:
-                                ret.Add(new LSL_String(obj.CreatorID.ToString()));
-                                break;
-                            case ScriptBaseClass.OBJECT_RUNNING_SCRIPT_COUNT:
-                                ret.Add(new LSL_Integer(obj.ParentGroup.RunningScriptCount()));
-                                break;
-                            case ScriptBaseClass.OBJECT_TOTAL_SCRIPT_COUNT:
-                                ret.Add(new LSL_Integer(obj.ParentGroup.ScriptCount()));
-                                break;
-                            case ScriptBaseClass.OBJECT_SCRIPT_MEMORY:
-                                // The value returned in SL for mono scripts is 65536 * number of active scripts
-                                // and 16384 * number of active scripts for LSO. since llGetFreememory
-                                // is coded to give the LSO value use it here
-                                ret.Add(new LSL_Integer(obj.ParentGroup.RunningScriptCount() * 16384));
-                                break;
-                            case ScriptBaseClass.OBJECT_SCRIPT_TIME:
-                                // Average cpu time in seconds per simulator frame expended on all scripts in the object
-                                ret.Add(new LSL_Float(obj.ParentGroup.ScriptExecutionTime() / 1000.0f));
-                                break;
-                            case ScriptBaseClass.OBJECT_PRIM_EQUIVALENCE:
-                                // according to the SL wiki A prim or linkset will have prim
-                                // equivalent of the number of prims in a linkset if it does not
-                                // contain a mesh anywhere in the link set or is not a normal prim
-                                // The value returned in SL for normal prims is prim count
-                                ret.Add(new LSL_Integer(obj.ParentGroup.PrimCount));
-                                break;
-                            // The following 3 costs I have intentionaly coded to return zero. They are part of
-                            // "Land Impact" calculations. These calculations are probably not applicable
-                            // to OpenSim and are not yet complete in SL
-                            case ScriptBaseClass.OBJECT_SERVER_COST:
-                                // The linden calculation is here
-                                // http://wiki.secondlife.com/wiki/Mesh/Mesh_Server_Weight
-                                // The value returned in SL for normal prims looks like the prim count
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_STREAMING_COST:
-                                // The linden calculation is here
-                                // http://wiki.secondlife.com/wiki/Mesh/Mesh_Streaming_Cost
-                                // The value returned in SL for normal prims looks like the prim count * 0.06
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_PHYSICS_COST:
-                                // The linden calculation is here
-                                // http://wiki.secondlife.com/wiki/Mesh/Mesh_physics
-                                // The value returned in SL for normal prims looks like the prim count
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_CHARACTER_TIME: // Pathfinding
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_ROOT:
-                                ret.Add(new LSL_String(obj.ParentGroup.RootPart.UUID.ToString()));
-                                break;
-                            case ScriptBaseClass.OBJECT_ATTACHED_POINT:
-                                ret.Add(new LSL_Integer(obj.ParentGroup.AttachmentPoint));
-                                break;
-                            case ScriptBaseClass.OBJECT_PATHFINDING_TYPE:
-                                byte pcode = obj.Shape.PCode;
-                                if (obj.ParentGroup.AttachmentPoint != 0
-                                   || pcode == (byte)PCode.Grass
-                                   || pcode == (byte)PCode.Tree
-                                   || pcode == (byte)PCode.NewTree)
-                                {
-                                    ret.Add(new LSL_Integer(ScriptBaseClass.OPT_OTHER));
-                                }
-                                else
-                                {
-                                    ret.Add(new LSL_Integer(ScriptBaseClass.OPT_LEGACY_LINKSET));
-                                }
-                                break;
-                            case ScriptBaseClass.OBJECT_PHYSICS:
-                                if (obj.ParentGroup.AttachmentPoint != 0)
-                                {
-                                    ret.Add(new LSL_Integer(0)); // Always false if attached
-                                }
-                                else
-                                {
-                                    ret.Add(new LSL_Integer(obj.ParentGroup.UsesPhysics ? 1 : 0));
-                                }
-                                break;
-                            case ScriptBaseClass.OBJECT_PHANTOM:
-                                if (obj.ParentGroup.AttachmentPoint != 0)
-                                {
-                                    ret.Add(new LSL_Integer(0)); // Always false if attached
-                                }
-                                else
-                                {
-                                    ret.Add(new LSL_Integer(obj.ParentGroup.IsPhantom ? 1 : 0));
-                                }
-                                break;
-                            case ScriptBaseClass.OBJECT_TEMP_ON_REZ:
-                                ret.Add(new LSL_Integer(obj.ParentGroup.IsTemporary ? 1 : 0));
-                                break;
-                            case ScriptBaseClass.OBJECT_RENDER_WEIGHT:
-                                ret.Add(new LSL_Integer(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_HOVER_HEIGHT:
-                                ret.Add(new LSL_Float(0));
-                                break;
-                            case ScriptBaseClass.OBJECT_BODY_SHAPE_TYPE:
-                                ret.Add(new LSL_Float(-1));
-                                break;
-                            case ScriptBaseClass.OBJECT_LAST_OWNER_ID:
-                                ret.Add(new LSL_Key(obj.ParentGroup.LastOwnerID.ToString()));
-                                break;
-                            default:
-                                // Invalid or unhandled constant.
-                                ret.Add(new LSL_Integer(ScriptBaseClass.OBJECT_UNKNOWN_DETAIL));
-                                break;
-                        }
-                    }
-
-                    return ret;
-                }
-            }
-
-            return new LSL_List();
-        }
-
-        internal UUID GetScriptByName(string name)
-        {
-            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-            if (item == null || item.Type != 10)
-                return UUID.Zero;
-
-            return item.ItemID;
-        }
-
-        /// <summary>
-        /// Reports the script error in the viewer's Script Warning/Error dialog and shouts it on the debug channel.
-        /// </summary>
-        /// <param name="command">The name of the command that generated the error.</param>
-        /// <param name="message">The error message to report to the user.</param>
-        internal void Error(string command, string message)
-        {
-            string text = command + ": " + message;
-            if (text.Length > 1023)
-            {
-                text = text.Substring(0, 1023);
-            }
-
-            World.SimChat(Utils.StringToBytes(text), ChatTypeEnum.DebugChannel, ScriptBaseClass.DEBUG_CHANNEL,
-                m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
-
-            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm != null)
-            {
-                wComm.DeliverMessage(ChatTypeEnum.Shout, ScriptBaseClass.DEBUG_CHANNEL, m_host.Name, m_host.UUID, text);
-            }
-        }
-
-        /// <summary>
-        /// Reports that the command is not implemented as a script error.
-        /// </summary>
-        /// <param name="command">The name of the command that is not implemented.</param>
-        /// <param name="message">Additional information to report to the user. (Optional)</param>
-        internal void NotImplemented(string command, string message = "")
-        {
-            if (throwErrorOnNotImplemented)
-            {
-                if (message != "")
-                {
-                    message = " - " + message;
-                }
-
-                throw new NotImplementedException("Command not implemented: " + command + message);
-            }
-            else
-            {
-                string text = "Command not implemented";
-                if (message != "")
-                {
-                    text = text + " - " + message;
-                }
-
-                Error(command, text);
-            }
-        }
-
-        /// <summary>
-        /// Reports that the command is deprecated as a script error.
-        /// </summary>
-        /// <param name="command">The name of the command that is deprecated.</param>
-        /// <param name="message">Additional information to report to the user. (Optional)</param>
-        internal void Deprecated(string command, string message = "")
-        {
-            string text = "Command deprecated";
-            if (message != "")
-            {
-                text = text + " - " + message;
-            }
-
-            Error(command, text);
-        }
-
-        public delegate void AssetRequestCallback(UUID assetID, AssetBase asset);
-        protected void WithNotecard(UUID assetID, AssetRequestCallback cb)
-        {
-            World.AssetService.Get(assetID.ToString(), this,
-                delegate(string i, object sender, AssetBase a)
-                {
-                    UUID uuid = UUID.Zero;
-                    UUID.TryParse(i, out uuid);
-                    cb(uuid, a);
-                });
-        }
-
-        public LSL_String llGetNumberOfNotecardLines(string name)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID assetID = UUID.Zero;
-
-            if (!UUID.TryParse(name, out assetID))
-            {
-                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-                if (item != null && item.Type == 7)
-                    assetID = item.AssetID;
-            }
-
-            if (assetID == UUID.Zero)
-            {
-                // => complain loudly, as specified by the LSL docs
-                Error("llGetNumberOfNotecardLines", "Can't find notecard '" + name + "'");
-
-                return UUID.Zero.ToString();
-            }
-
-            string reqIdentifier = UUID.Random().ToString();
-
-            // was: UUID tid = tid = AsyncCommands.
-            UUID tid = AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, reqIdentifier);
-
-            if (NotecardCache.IsCached(assetID))
-            {
-                AsyncCommands.DataserverPlugin.DataserverReply(reqIdentifier, NotecardCache.GetLines(assetID).ToString());
-
-                ScriptSleep(m_sleepMsOnGetNumberOfNotecardLines);
-                return tid.ToString();
-            }
-
-            WithNotecard(assetID, delegate (UUID id, AssetBase a)
-            {
-                if (a == null || a.Type != 7)
-                {
-                    Error("llGetNumberOfNotecardLines", "Can't find notecard '" + name + "'");
-                    return;
-                }
-
-                NotecardCache.Cache(id, a.Data);
-                AsyncCommands.DataserverPlugin.DataserverReply(reqIdentifier, NotecardCache.GetLines(id).ToString());
-            });
-
-            ScriptSleep(m_sleepMsOnGetNumberOfNotecardLines);
-            return tid.ToString();
-        }
-
-        public LSL_String llGetNotecardLine(string name, int line)
-        {
-            m_host.AddScriptLPS(1);
-
-            UUID assetID = UUID.Zero;
-
-            if (!UUID.TryParse(name, out assetID))
-            {
-                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);
-
-                if (item != null && item.Type == 7)
-                    assetID = item.AssetID;
-            }
-
-            if (assetID == UUID.Zero)
-            {
-                // => complain loudly, as specified by the LSL docs
-                Error("llGetNotecardLine", "Can't find notecard '" + name + "'");
-
-                return UUID.Zero.ToString();
-            }
-
-            string reqIdentifier = UUID.Random().ToString();
-
-            // was: UUID tid = tid = AsyncCommands.
-            UUID tid = AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, reqIdentifier);
-
-            if (NotecardCache.IsCached(assetID))
-            {
-                AsyncCommands.DataserverPlugin.DataserverReply(
-                    reqIdentifier, NotecardCache.GetLine(assetID, line, m_notecardLineReadCharsMax));
-
-                ScriptSleep(m_sleepMsOnGetNotecardLine);
-                return tid.ToString();
-            }
-
-            WithNotecard(assetID, delegate (UUID id, AssetBase a)
-                         {
-                             if (a == null || a.Type != 7)
-                             {
-                                 Error("llGetNotecardLine", "Can't find notecard '" + name + "'");
-                                 return;
-                             }
-
-                             string data = Encoding.UTF8.GetString(a.Data);
-                             //m_log.Debug(data);
-                             NotecardCache.Cache(id, a.Data);
-                             AsyncCommands.DataserverPlugin.DataserverReply(
-                                reqIdentifier, NotecardCache.GetLine(assetID, line, m_notecardLineReadCharsMax));
-                         });
-
-            ScriptSleep(m_sleepMsOnGetNotecardLine);
-            return tid.ToString();
-        }
-
-        public void SetPrimitiveParamsEx(LSL_Key prim, LSL_List rules, string originFunc)
-        {
-            SceneObjectPart obj = World.GetSceneObjectPart(new UUID(prim));
-            if (obj == null)
-                return;
-
-            if (obj.OwnerID != m_host.OwnerID)
-                return;
-
-            SetEntityParams(new List<ISceneEntity>() { obj }, rules, originFunc);
-        }
-
-        public LSL_List GetPrimitiveParamsEx(LSL_Key prim, LSL_List rules)
-        {
-            SceneObjectPart obj = World.GetSceneObjectPart(new UUID(prim));
-
-            if (obj != null && obj.OwnerID == m_host.OwnerID)
-                return GetEntityParams(obj, rules);
-
-            return new LSL_List();
-        }
-
-        public void print(string str)
-        {
-            // yes, this is a real LSL function. See: http://wiki.secondlife.com/wiki/Print
-            IOSSL_Api ossl = (IOSSL_Api)m_ScriptEngine.GetApi(m_item.ItemID, "OSSL");
-            if (ossl != null)
-            {
-                ossl.CheckThreatLevel(ThreatLevel.High, "print");
-                m_log.Info("LSL print():" + str);
-            }
-        }
-
-        private string Name2Username(string name)
-        {
-            string[] parts = name.Split(new char[] {' '});
-            if (parts.Length < 2)
-                return name.ToLower();
-            if (parts[1] == "Resident")
-                return parts[0].ToLower();
-
-            return name.Replace(" ", ".").ToLower();
-        }
-
-        public LSL_String llGetUsername(string id)
-        {
-            return Name2Username(llKey2Name(id));
-        }
-
-        public LSL_String llRequestUsername(string id)
-        {
-            UUID rq = UUID.Random();
-
-            AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, rq.ToString());
-
-            AsyncCommands.DataserverPlugin.DataserverReply(rq.ToString(), Name2Username(llKey2Name(id)));
-
-            return rq.ToString();
-        }
-
-        public LSL_String llGetDisplayName(string id)
-        {
-            return llKey2Name(id);
-        }
-
-        public LSL_String llRequestDisplayName(string id)
-        {
-            UUID rq = UUID.Random();
-
-            AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, rq.ToString());
-
-            AsyncCommands.DataserverPlugin.DataserverReply(rq.ToString(), llKey2Name(id));
-
-            return rq.ToString();
-        }
-
-        private struct Tri
-        {
-            public Vector3 p1;
-            public Vector3 p2;
-            public Vector3 p3;
-        }
-
-        private bool InBoundingBox(ScenePresence avatar, Vector3 point)
-        {
-            float height = avatar.Appearance.AvatarHeight;
-            Vector3 b1 = avatar.AbsolutePosition + new Vector3(-0.22f, -0.22f, -height/2);
-            Vector3 b2 = avatar.AbsolutePosition + new Vector3(0.22f, 0.22f, height/2);
-
-            if (point.X > b1.X && point.X < b2.X &&
-                point.Y > b1.Y && point.Y < b2.Y &&
-                point.Z > b1.Z && point.Z < b2.Z)
-                return true;
-            return false;
-        }
-
-        private ContactResult[] AvatarIntersection(Vector3 rayStart, Vector3 rayEnd)
-        {
-            List<ContactResult> contacts = new List<ContactResult>();
-
-            Vector3 ab = rayEnd - rayStart;
-
-            World.ForEachScenePresence(delegate(ScenePresence sp)
-            {
-                Vector3 ac = sp.AbsolutePosition - rayStart;
-//                Vector3 bc = sp.AbsolutePosition - rayEnd;
-
-                double d = Math.Abs(Vector3.Mag(Vector3.Cross(ab, ac)) / Vector3.Distance(rayStart, rayEnd));
-
-                if (d > 1.5)
-                    return;
-
-                double d2 = Vector3.Dot(Vector3.Negate(ab), ac);
-
-                if (d2 > 0)
-                    return;
-
-                double dp = Math.Sqrt(Vector3.Mag(ac) * Vector3.Mag(ac) - d * d);
-                Vector3 p = rayStart + Vector3.Divide(Vector3.Multiply(ab, (float)dp), (float)Vector3.Mag(ab));
-
-                if (!InBoundingBox(sp, p))
-                    return;
-
-                ContactResult result = new ContactResult ();
-                result.ConsumerID = sp.LocalId;
-                result.Depth = Vector3.Distance(rayStart, p);
-                result.Normal = Vector3.Zero;
-                result.Pos = p;
-
-                contacts.Add(result);
-            });
-
-            return contacts.ToArray();
-        }
-
-        private ContactResult[] ObjectIntersection(Vector3 rayStart, Vector3 rayEnd, bool includePhysical, bool includeNonPhysical, bool includePhantom)
-        {
-            Ray ray = new Ray(rayStart, Vector3.Normalize(rayEnd - rayStart));
-            List<ContactResult> contacts = new List<ContactResult>();
-
-            Vector3 ab = rayEnd - rayStart;
-
-            World.ForEachSOG(delegate(SceneObjectGroup group)
-            {
-                if (m_host.ParentGroup == group)
-                    return;
-
-                if (group.IsAttachment)
-                    return;
-
-                if (group.RootPart.PhysActor == null)
-                {
-                    if (!includePhantom)
-                        return;
-                }
-                else
-                {
-                    if (group.RootPart.PhysActor.IsPhysical)
-                    {
-                        if (!includePhysical)
-                            return;
-                    }
-                    else
-                    {
-                        if (!includeNonPhysical)
-                            return;
-                    }
-                }
-
-                // Find the radius ouside of which we don't even need to hit test
-                float minX;
-                float maxX;
-                float minY;
-                float maxY;
-                float minZ;
-                float maxZ;
-
-                float radius = 0.0f;
-
-                group.GetAxisAlignedBoundingBoxRaw(out minX, out maxX, out minY, out maxY, out minZ, out maxZ);
-
-                if (Math.Abs(minX) > radius)
-                    radius = Math.Abs(minX);
-                if (Math.Abs(minY) > radius)
-                    radius = Math.Abs(minY);
-                if (Math.Abs(minZ) > radius)
-                    radius = Math.Abs(minZ);
-                if (Math.Abs(maxX) > radius)
-                    radius = Math.Abs(maxX);
-                if (Math.Abs(maxY) > radius)
-                    radius = Math.Abs(maxY);
-                if (Math.Abs(maxZ) > radius)
-                    radius = Math.Abs(maxZ);
-                radius = radius*1.413f;
-                Vector3 ac = group.AbsolutePosition - rayStart;
-//                Vector3 bc = group.AbsolutePosition - rayEnd;
-
-                double d = Math.Abs(Vector3.Mag(Vector3.Cross(ab, ac)) / Vector3.Distance(rayStart, rayEnd));
-
-                // Too far off ray, don't bother
-                if (d > radius)
-                    return;
-
-                // Behind ray, drop
-                double d2 = Vector3.Dot(Vector3.Negate(ab), ac);
-                if (d2 > 0)
-                    return;
-
-                ray = new Ray(rayStart, Vector3.Normalize(rayEnd - rayStart));
-                EntityIntersection intersection = group.TestIntersection(ray, true, false);
-                // Miss.
-                if (!intersection.HitTF)
-                    return;
-
-                Vector3 b1 = group.AbsolutePosition + new Vector3(minX, minY, minZ);
-                Vector3 b2 = group.AbsolutePosition + new Vector3(maxX, maxY, maxZ);
-                //m_log.DebugFormat("[LLCASTRAY]: min<{0},{1},{2}>, max<{3},{4},{5}> = hitp<{6},{7},{8}>", b1.X,b1.Y,b1.Z,b2.X,b2.Y,b2.Z,intersection.ipoint.X,intersection.ipoint.Y,intersection.ipoint.Z);
-                if (!(intersection.ipoint.X >= b1.X && intersection.ipoint.X <= b2.X &&
-                    intersection.ipoint.Y >= b1.Y && intersection.ipoint.Y <= b2.Y &&
-                    intersection.ipoint.Z >= b1.Z && intersection.ipoint.Z <= b2.Z))
-                    return;
-
-                ContactResult result = new ContactResult ();
-                result.ConsumerID = group.LocalId;
-                result.Depth = intersection.distance;
-                result.Normal = intersection.normal;
-                result.Pos = intersection.ipoint;
-
-                contacts.Add(result);
-            });
-
-            return contacts.ToArray();
-        }
-
-        private ContactResult? GroundIntersection(Vector3 rayStart, Vector3 rayEnd)
-        {
-            double[,] heightfield = World.Heightmap.GetDoubles();
-            List<ContactResult> contacts = new List<ContactResult>();
-
-            double min = 2048.0;
-            double max = 0.0;
-
-            // Find the min and max of the heightfield
-            for (int x = 0 ; x < World.Heightmap.Width ; x++)
-            {
-                for (int y = 0 ; y < World.Heightmap.Height ; y++)
-                {
-                    if (heightfield[x, y] > max)
-                        max = heightfield[x, y];
-                    if (heightfield[x, y] < min)
-                        min = heightfield[x, y];
-                }
-            }
-
-
-            // A ray extends past rayEnd, but doesn't go back before
-            // rayStart. If the start is above the highest point of the ground
-            // and the ray goes up, we can't hit the ground. Ever.
-            if (rayStart.Z > max && rayEnd.Z >= rayStart.Z)
-                return null;
-
-            // Same for going down
-            if (rayStart.Z < min && rayEnd.Z <= rayStart.Z)
-                return null;
-
-            List<Tri> trilist = new List<Tri>();
-
-            // Create our triangle list
-            for (int x = 1 ; x < World.Heightmap.Width ; x++)
-            {
-                for (int y = 1 ; y < World.Heightmap.Height ; y++)
-                {
-                    Tri t1 = new Tri();
-                    Tri t2 = new Tri();
-
-                    Vector3 p1 = new Vector3(x-1, y-1, (float)heightfield[x-1, y-1]);
-                    Vector3 p2 = new Vector3(x, y-1, (float)heightfield[x, y-1]);
-                    Vector3 p3 = new Vector3(x, y, (float)heightfield[x, y]);
-                    Vector3 p4 = new Vector3(x-1, y, (float)heightfield[x-1, y]);
-
-                    t1.p1 = p1;
-                    t1.p2 = p2;
-                    t1.p3 = p3;
-
-                    t2.p1 = p3;
-                    t2.p2 = p4;
-                    t2.p3 = p1;
-
-                    trilist.Add(t1);
-                    trilist.Add(t2);
-                }
-            }
-
-            // Ray direction
-            Vector3 rayDirection = rayEnd - rayStart;
-
-            foreach (Tri t in trilist)
-            {
-                // Compute triangle plane normal and edges
-                Vector3 u = t.p2 - t.p1;
-                Vector3 v = t.p3 - t.p1;
-                Vector3 n = Vector3.Cross(u, v);
-
-                if (n == Vector3.Zero)
-                    continue;
-
-                Vector3 w0 = rayStart - t.p1;
-                double a = -Vector3.Dot(n, w0);
-                double b = Vector3.Dot(n, rayDirection);
-
-                // Not intersecting the plane, or in plane (same thing)
-                // Ignoring this MAY cause the ground to not be detected
-                // sometimes
-                if (Math.Abs(b) < 0.000001)
-                    continue;
-
-                double r = a / b;
-
-                // ray points away from plane
-                if (r < 0.0)
-                    continue;
-
-                Vector3 ip = rayStart + Vector3.Multiply(rayDirection, (float)r);
-
-                float uu = Vector3.Dot(u, u);
-                float uv = Vector3.Dot(u, v);
-                float vv = Vector3.Dot(v, v);
-                Vector3 w = ip - t.p1;
-                float wu = Vector3.Dot(w, u);
-                float wv = Vector3.Dot(w, v);
-                float d = uv * uv - uu * vv;
-
-                float cs = (uv * wv - vv * wu) / d;
-                if (cs < 0 || cs > 1.0)
-                    continue;
-                float ct = (uv * wu - uu * wv) / d;
-                if (ct < 0 || (cs + ct) > 1.0)
-                    continue;
-
-                // Add contact point
-                ContactResult result = new ContactResult ();
-                result.ConsumerID = 0;
-                result.Depth = Vector3.Distance(rayStart, ip);
-                result.Normal = n;
-                result.Pos = ip;
-
-                contacts.Add(result);
-            }
-
-            if (contacts.Count == 0)
-                return null;
-
-            contacts.Sort(delegate(ContactResult a, ContactResult b)
-            {
-                return (int)(a.Depth - b.Depth);
-            });
-
-            return contacts[0];
-        }
-
-        public LSL_List llCastRay(LSL_Vector start, LSL_Vector end, LSL_List options)
-        {
-            // Use llCastRay V3 if configured
-            if (m_useCastRayV3)
-                return llCastRayV3(start, end, options);
-
-            LSL_List list = new LSL_List();
-
-            m_host.AddScriptLPS(1);
-
-            Vector3 rayStart = start;
-            Vector3 rayEnd = end;
-            Vector3 dir = rayEnd - rayStart;
-
-            float dist = Vector3.Mag(dir);
-
-            int count = 1;
-            bool detectPhantom = false;
-            int dataFlags = 0;
-            int rejectTypes = 0;
-
-            for (int i = 0; i < options.Length; i += 2)
-            {
-                if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_MAX_HITS)
-                    count = options.GetLSLIntegerItem(i + 1);
-                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DETECT_PHANTOM)
-                    detectPhantom = (options.GetLSLIntegerItem(i + 1) > 0);
-                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DATA_FLAGS)
-                    dataFlags = options.GetLSLIntegerItem(i + 1);
-                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_REJECT_TYPES)
-                    rejectTypes = options.GetLSLIntegerItem(i + 1);
-            }
-
-            if (count > 16)
-                count = 16;
-
-            List<ContactResult> results = new List<ContactResult>();
-
-            bool checkTerrain = !((rejectTypes & ScriptBaseClass.RC_REJECT_LAND) == ScriptBaseClass.RC_REJECT_LAND);
-            bool checkAgents = !((rejectTypes & ScriptBaseClass.RC_REJECT_AGENTS) == ScriptBaseClass.RC_REJECT_AGENTS);
-            bool checkNonPhysical = !((rejectTypes & ScriptBaseClass.RC_REJECT_NONPHYSICAL) == ScriptBaseClass.RC_REJECT_NONPHYSICAL);
-            bool checkPhysical = !((rejectTypes & ScriptBaseClass.RC_REJECT_PHYSICAL) == ScriptBaseClass.RC_REJECT_PHYSICAL);
-
-
-            if (World.SupportsRayCastFiltered())
-            {
-                if (dist == 0)
-                    return list;
-
-                RayFilterFlags rayfilter = RayFilterFlags.ClosestAndBackCull;
-                if (checkTerrain)
-                    rayfilter |= RayFilterFlags.land;
-//                if (checkAgents)
-//                    rayfilter |= RayFilterFlags.agent;
-                if (checkPhysical)
-                    rayfilter |= RayFilterFlags.physical;
-                if (checkNonPhysical)
-                    rayfilter |= RayFilterFlags.nonphysical;
-                if (detectPhantom)
-                    rayfilter |= RayFilterFlags.LSLPhantom;
-
-                Vector3 direction = dir * ( 1/dist);
-
-                if(rayfilter == 0)
-                {
-                    list.Add(new LSL_Integer(0));
-                    return list;
-                }
-
-                // get some more contacts to sort ???
-                int physcount = 4 * count;
-                if (physcount > 20)
-                    physcount = 20;
-
-                object physresults;
-                physresults = World.RayCastFiltered(rayStart, direction, dist, physcount, rayfilter);
-
-                if (physresults == null)
-                {
-                    list.Add(new LSL_Integer(-3)); // timeout error
-                    return list;
-                }
-
-                results = (List<ContactResult>)physresults;
-
-                // for now physics doesn't detect sitted avatars so do it outside physics
-                if (checkAgents)
-                {
-                    ContactResult[] agentHits = AvatarIntersection(rayStart, rayEnd);
-                    foreach (ContactResult r in agentHits)
-                        results.Add(r);
-                }
-
-                // TODO: Replace this with a better solution. ObjectIntersection can only
-                // detect nonphysical phantoms. They are detected by virtue of being
-                // nonphysical (e.g. no PhysActor) so will not conflict with detecting
-                // physicsl phantoms as done by the physics scene
-                // We don't want anything else but phantoms here.
-                if (detectPhantom)
-                {
-                    ContactResult[] objectHits = ObjectIntersection(rayStart, rayEnd, false, false, true);
-                    foreach (ContactResult r in objectHits)
-                        results.Add(r);
-                }
-            }
-            else
-            {
-                if (checkAgents)
-                {
-                    ContactResult[] agentHits = AvatarIntersection(rayStart, rayEnd);
-                    foreach (ContactResult r in agentHits)
-                        results.Add(r);
-                }
-
-                if (checkPhysical || checkNonPhysical || detectPhantom)
-                {
-                    ContactResult[] objectHits = ObjectIntersection(rayStart, rayEnd, checkPhysical, checkNonPhysical, detectPhantom);
-                    for (int iter = 0; iter < objectHits.Length; iter++)
-                    {
-                        // Redistance the Depth because the Scene RayCaster returns distance from center to make the rezzing code simpler.
-                        objectHits[iter].Depth = Vector3.Distance(objectHits[iter].Pos, rayStart);
-                        results.Add(objectHits[iter]);
-                    }
-                }
-            }
-
-            if (checkTerrain)
-            {
-                ContactResult? groundContact = GroundIntersection(rayStart, rayEnd);
-                if (groundContact != null)
-                    results.Add((ContactResult)groundContact);
-            }
-
-            results.Sort(delegate(ContactResult a, ContactResult b)
-            {
-                return a.Depth.CompareTo(b.Depth);
-            });
-
-            int values = 0;
-            SceneObjectGroup thisgrp = m_host.ParentGroup;
-
-            foreach (ContactResult result in results)
-            {
-                if (result.Depth > dist)
-                    continue;
-
-                // physics ray can return colisions with host prim
-                if (m_host.LocalId == result.ConsumerID)
-                    continue;
-
-                UUID itemID = UUID.Zero;
-                int linkNum = 0;
-
-                SceneObjectPart part = World.GetSceneObjectPart(result.ConsumerID);
-                // It's a prim!
-                if (part != null)
-                {
-                    // dont detect members of same object ???
-                    if (part.ParentGroup == thisgrp)
-                        continue;
-
-                    if ((dataFlags & ScriptBaseClass.RC_GET_ROOT_KEY) == ScriptBaseClass.RC_GET_ROOT_KEY)
-                        itemID = part.ParentGroup.UUID;
-                    else
-                        itemID = part.UUID;
-
-                    linkNum = part.LinkNum;
-                }
-                else
-                {
-                    ScenePresence sp = World.GetScenePresence(result.ConsumerID);
-                    /// It it a boy? a girl?
-                    if (sp != null)
-                        itemID = sp.UUID;
-                }
-
-                list.Add(new LSL_String(itemID.ToString()));
-                list.Add(new LSL_String(result.Pos.ToString()));
-
-                if ((dataFlags & ScriptBaseClass.RC_GET_LINK_NUM) == ScriptBaseClass.RC_GET_LINK_NUM)
-                    list.Add(new LSL_Integer(linkNum));
-
-                if ((dataFlags & ScriptBaseClass.RC_GET_NORMAL) == ScriptBaseClass.RC_GET_NORMAL)
-                    list.Add(new LSL_Vector(result.Normal));
-
-                values++;
-                if (values >= count)
-                    break;
-            }
-
-            list.Add(new LSL_Integer(values));
-
-            return list;
-        }
-
-        /// <summary>
-        /// Implementation of llCastRay similar to SL 2015-04-21.
-        /// http://wiki.secondlife.com/wiki/LlCastRay
-        /// Uses pure geometry, bounding shapes, meshing and no physics
-        /// for prims, sculpts, meshes, avatars and terrain.
-        /// Implements all flags, reject types and data flags.
-        /// Can handle both objects/groups and prims/parts, by config.
-        /// May sometimes be inaccurate owing to calculation precision,
-        /// meshing detail level and a bug in libopenmetaverse PrimMesher.
-        /// </summary>
-        public LSL_List llCastRayV3(LSL_Vector start, LSL_Vector end, LSL_List options)
-        {
-            m_host.AddScriptLPS(1);
-            LSL_List result = new LSL_List();
-
-            // Prepare throttle data
-            int calledMs = Environment.TickCount;
-            Stopwatch stopWatch = new Stopwatch();
-            stopWatch.Start();
-            UUID regionId = World.RegionInfo.RegionID;
-            UUID userId = UUID.Zero;
-            int msAvailable = 0;
-            // Throttle per owner when attachment or "vehicle" (sat upon)
-            if (m_host.ParentGroup.IsAttachment || m_host.ParentGroup.GetSittingAvatars().Count > 0)
-            {
-                userId = m_host.OwnerID;
-                msAvailable = m_msPerAvatarInCastRay;
-            }
-            // Throttle per parcel when not attachment or vehicle
-            else
-            {
-                LandData land = World.GetLandData(m_host.GetWorldPosition());
-                if (land != null)
-                    msAvailable = m_msPerRegionInCastRay * land.Area / 65536;
-            }
-            // Clamp for "oversized" parcels on varregions
-            if (msAvailable > m_msMaxInCastRay)
-                msAvailable = m_msMaxInCastRay;
-
-            // Check throttle data
-            int fromCalledMs = calledMs - m_msThrottleInCastRay;
-            lock (m_castRayCalls)
-            {
-                for (int i = m_castRayCalls.Count - 1; i >= 0; i--)
-                {
-                    // Delete old calls from throttle data
-                    if (m_castRayCalls[i].CalledMs < fromCalledMs)
-                        m_castRayCalls.RemoveAt(i);
-                    // Use current region (in multi-region sims)
-                    else if (m_castRayCalls[i].RegionId == regionId)
-                    {
-                        // Reduce available time with recent calls
-                        if (m_castRayCalls[i].UserId == userId)
-                            msAvailable -= m_castRayCalls[i].UsedMs;
-                    }
-                }
-            }
-
-            // Return failure if not enough available time
-            if (msAvailable < m_msMinInCastRay)
-            {
-                result.Add(new LSL_Integer(ScriptBaseClass.RCERR_CAST_TIME_EXCEEDED));
-                return result;
-            }
-
-            // Initialize
-            List<RayHit> rayHits = new List<RayHit>();
-            float tol = m_floatToleranceInCastRay;
-            Vector3 pos1Ray = start;
-            Vector3 pos2Ray = end;
-
-            // Get input options
-            int rejectTypes = 0;
-            int dataFlags = 0;
-            int maxHits = 1;
-            bool detectPhantom = false;
-            for (int i = 0; i < options.Length; i += 2)
-            {
-                if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_REJECT_TYPES)
-                    rejectTypes = options.GetLSLIntegerItem(i + 1);
-                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DATA_FLAGS)
-                    dataFlags = options.GetLSLIntegerItem(i + 1);
-                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_MAX_HITS)
-                    maxHits = options.GetLSLIntegerItem(i + 1);
-                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DETECT_PHANTOM)
-                    detectPhantom = (options.GetLSLIntegerItem(i + 1) != 0);
-            }
-            if (maxHits > m_maxHitsInCastRay)
-                maxHits = m_maxHitsInCastRay;
-            bool rejectAgents = ((rejectTypes & ScriptBaseClass.RC_REJECT_AGENTS) != 0);
-            bool rejectPhysical = ((rejectTypes & ScriptBaseClass.RC_REJECT_PHYSICAL) != 0);
-            bool rejectNonphysical = ((rejectTypes & ScriptBaseClass.RC_REJECT_NONPHYSICAL) != 0);
-            bool rejectLand = ((rejectTypes & ScriptBaseClass.RC_REJECT_LAND) != 0);
-            bool getNormal = ((dataFlags & ScriptBaseClass.RC_GET_NORMAL) != 0);
-            bool getRootKey = ((dataFlags & ScriptBaseClass.RC_GET_ROOT_KEY) != 0);
-            bool getLinkNum = ((dataFlags & ScriptBaseClass.RC_GET_LINK_NUM) != 0);
-
-            // Calculate some basic parameters
-            Vector3 vecRay = pos2Ray - pos1Ray;
-            float rayLength = vecRay.Length();
-
-            // Try to get a mesher and return failure if none, degenerate ray, or max 0 hits
-            IRendering primMesher = null;
-            List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
-            if (renderers.Count < 1 || rayLength < tol || m_maxHitsInCastRay < 1)
-            {
-                result.Add(new LSL_Integer(ScriptBaseClass.RCERR_UNKNOWN));
-                return result;
-            }
-            primMesher = RenderingLoader.LoadRenderer(renderers[0]);
-
-            // Iterate over all objects/groups and prims/parts in region
-            World.ForEachSOG(
-                delegate(SceneObjectGroup group)
-                {
-                    // Check group filters unless part filters are configured
-                    bool isPhysical = (group.RootPart != null && group.RootPart.PhysActor != null && group.RootPart.PhysActor.IsPhysical);
-                    bool isNonphysical = !isPhysical;
-                    bool isPhantom = group.IsPhantom || group.IsVolumeDetect;
-                    bool isAttachment = group.IsAttachment;
-                    bool doGroup = true;
-                    if (isPhysical && rejectPhysical)
-                        doGroup = false;
-                    if (isNonphysical && rejectNonphysical)
-                        doGroup = false;
-                    if (isPhantom && detectPhantom)
-                        doGroup = true;
-                    if (m_filterPartsInCastRay)
-                        doGroup = true;
-                    if (isAttachment && !m_doAttachmentsInCastRay)
-                        doGroup = false;
-                    // Parse object/group if passed filters
-                    if (doGroup)
-                    {
-                        // Iterate over all prims/parts in object/group
-                        foreach(SceneObjectPart part in group.Parts)
-                        {
-                            // Check part filters if configured
-                            if (m_filterPartsInCastRay)
-                            {
-                                isPhysical = (part.PhysActor != null && part.PhysActor.IsPhysical);
-                                isNonphysical = !isPhysical;
-                                isPhantom = ((part.Flags & PrimFlags.Phantom) != 0) || (part.VolumeDetectActive);
-                                bool doPart = true;
-                                if (isPhysical && rejectPhysical)
-                                    doPart = false;
-                                if (isNonphysical && rejectNonphysical)
-                                    doPart = false;
-                                if (isPhantom && detectPhantom)
-                                    doPart = true;
-                                if (!doPart)
-                                    continue;
-                            }
-
-                            // Parse prim/part and project ray if passed filters
-                            Vector3 scalePart = part.Scale;
-                            Vector3 posPart = part.GetWorldPosition();
-                            Quaternion rotPart = part.GetWorldRotation();
-                            Quaternion rotPartInv = Quaternion.Inverse(rotPart);
-                            Vector3 pos1RayProj = ((pos1Ray - posPart) * rotPartInv) / scalePart;
-                            Vector3 pos2RayProj = ((pos2Ray - posPart) * rotPartInv) / scalePart;
-
-                            // Filter parts by shape bounding boxes
-                            Vector3 shapeBoxMax = new Vector3(0.5f, 0.5f, 0.5f);
-                            if (!part.Shape.SculptEntry)
-                                shapeBoxMax = shapeBoxMax * (new Vector3(m_primSafetyCoeffX, m_primSafetyCoeffY, m_primSafetyCoeffZ));
-                            shapeBoxMax = shapeBoxMax + (new Vector3(tol, tol, tol));
-                            if (RayIntersectsShapeBox(pos1RayProj, pos2RayProj, shapeBoxMax))
-                            {
-                                // Prepare data needed to check for ray hits
-                                RayTrans rayTrans = new RayTrans();
-                                rayTrans.PartId = part.UUID;
-                                rayTrans.GroupId = part.ParentGroup.UUID;
-                                rayTrans.Link = group.PrimCount > 1 ? part.LinkNum : 0;
-                                rayTrans.ScalePart = scalePart;
-                                rayTrans.PositionPart = posPart;
-                                rayTrans.RotationPart = rotPart;
-                                rayTrans.ShapeNeedsEnds = true;
-                                rayTrans.Position1Ray = pos1Ray;
-                                rayTrans.Position1RayProj = pos1RayProj;
-                                rayTrans.VectorRayProj = pos2RayProj - pos1RayProj;
-
-                                // Get detail level depending on type
-                                int lod = 0;
-                                // Mesh detail level
-                                if (part.Shape.SculptEntry && part.Shape.SculptType == (byte)SculptType.Mesh)
-                                    lod = (int)m_meshLodInCastRay;
-                                // Sculpt detail level
-                                else if (part.Shape.SculptEntry && part.Shape.SculptType == (byte)SculptType.Mesh)
-                                    lod = (int)m_sculptLodInCastRay;
-                                // Shape detail level
-                                else if (!part.Shape.SculptEntry)
-                                    lod = (int)m_primLodInCastRay;
-
-                                // Try to get cached mesh if configured
-                                ulong meshKey = 0;
-                                FacetedMesh mesh = null;
-                                if (m_useMeshCacheInCastRay)
-                                {
-                                    meshKey = part.Shape.GetMeshKey(Vector3.One, (float)(4 << lod));
-                                    lock (m_cachedMeshes)
-                                    {
-                                        m_cachedMeshes.TryGetValue(meshKey, out mesh);
-                                    }
-                                }
-
-                                // Create mesh if no cached mesh
-                                if (mesh == null)
-                                {
-                                    // Make an OMV prim to be able to mesh part
-                                    Primitive omvPrim = part.Shape.ToOmvPrimitive(posPart, rotPart);
-                                    byte[] sculptAsset = null;
-                                    if (omvPrim.Sculpt != null)
-                                        sculptAsset = World.AssetService.GetData(omvPrim.Sculpt.SculptTexture.ToString());
-
-                                    // When part is mesh, get mesh
-                                    if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type == SculptType.Mesh && sculptAsset != null)
-                                    {
-                                        AssetMesh meshAsset = new AssetMesh(omvPrim.Sculpt.SculptTexture, sculptAsset);
-                                        FacetedMesh.TryDecodeFromAsset(omvPrim, meshAsset, m_meshLodInCastRay, out mesh);
-                                        meshAsset = null;
-                                    }
-
-                                    // When part is sculpt, create mesh
-                                    // Quirk: Generated sculpt mesh is about 2.8% smaller in X and Y than visual sculpt.
-                                    else if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type != SculptType.Mesh && sculptAsset != null)
-                                    {
-                                        IJ2KDecoder imgDecoder = World.RequestModuleInterface<IJ2KDecoder>();
-                                        if (imgDecoder != null)
-                                        {
-                                            Image sculpt = imgDecoder.DecodeToImage(sculptAsset);
-                                            if (sculpt != null)
-                                            {
-                                                mesh = primMesher.GenerateFacetedSculptMesh(omvPrim, (Bitmap)sculpt, m_sculptLodInCastRay);
-                                                sculpt.Dispose();
-                                            }
-                                        }
-                                   }
-
-                                    // When part is shape, create mesh
-                                    else if (omvPrim.Sculpt == null)
-                                    {
-                                        if (
-                                            omvPrim.PrimData.PathBegin == 0.0 && omvPrim.PrimData.PathEnd == 1.0 &&
-                                            omvPrim.PrimData.PathTaperX == 0.0 && omvPrim.PrimData.PathTaperY == 0.0 &&
-                                            omvPrim.PrimData.PathSkew == 0.0 &&
-                                            omvPrim.PrimData.PathTwist - omvPrim.PrimData.PathTwistBegin == 0.0
-                                        )
-                                            rayTrans.ShapeNeedsEnds = false;
-                                        mesh = primMesher.GenerateFacetedMesh(omvPrim, m_primLodInCastRay);
-                                    }
-
-                                    // Cache mesh if configured
-                                    if (m_useMeshCacheInCastRay && mesh != null)
-                                    {
-                                        lock(m_cachedMeshes)
-                                        {
-                                            if (!m_cachedMeshes.ContainsKey(meshKey))
-                                                m_cachedMeshes.Add(meshKey, mesh);
-                                        }
-                                    }
-                                }
-                                // Check mesh for ray hits
-                                AddRayInFacetedMesh(mesh, rayTrans, ref rayHits);
-                                mesh = null;
-                            }
-                        }
-                    }
-                }
-            );
-
-            // Check avatar filter
-            if (!rejectAgents)
-            {
-                // Iterate over all avatars in region
-                World.ForEachRootScenePresence(
-                    delegate (ScenePresence sp)
-                    {
-                        // Get bounding box
-                        Vector3 lower;
-                        Vector3 upper;
-                        BoundingBoxOfScenePresence(sp, out lower, out upper);
-                        // Parse avatar
-                        Vector3 scalePart = upper - lower;
-                        Vector3 posPart = sp.AbsolutePosition;
-                        Quaternion rotPart = sp.GetWorldRotation();
-                        Quaternion rotPartInv = Quaternion.Inverse(rotPart);
-                        posPart = posPart + (lower + upper) * 0.5f * rotPart;
-                        // Project ray
-                        Vector3 pos1RayProj = ((pos1Ray - posPart) * rotPartInv) / scalePart;
-                        Vector3 pos2RayProj = ((pos2Ray - posPart) * rotPartInv) / scalePart;
-
-                        // Filter avatars by shape bounding boxes
-                        Vector3 shapeBoxMax = new Vector3(0.5f + tol, 0.5f + tol, 0.5f + tol);
-                        if (RayIntersectsShapeBox(pos1RayProj, pos2RayProj, shapeBoxMax))
-                        {
-                            // Prepare data needed to check for ray hits
-                            RayTrans rayTrans = new RayTrans();
-                            rayTrans.PartId = sp.UUID;
-                            rayTrans.GroupId = sp.ParentPart != null ? sp.ParentPart.ParentGroup.UUID : sp.UUID;
-                            rayTrans.Link = sp.ParentPart != null ? UUID2LinkNumber(sp.ParentPart, sp.UUID) : 0;
-                            rayTrans.ScalePart = scalePart;
-                            rayTrans.PositionPart = posPart;
-                            rayTrans.RotationPart = rotPart;
-                            rayTrans.ShapeNeedsEnds = false;
-                            rayTrans.Position1Ray = pos1Ray;
-                            rayTrans.Position1RayProj = pos1RayProj;
-                            rayTrans.VectorRayProj = pos2RayProj - pos1RayProj;
-
-                            // Try to get cached mesh if configured
-                            PrimitiveBaseShape prim = PrimitiveBaseShape.CreateSphere();
-                            int lod = (int)m_avatarLodInCastRay;
-                            ulong meshKey = prim.GetMeshKey(Vector3.One, (float)(4 << lod));
-                            FacetedMesh mesh = null;
-                            if (m_useMeshCacheInCastRay)
-                            {
-                                lock (m_cachedMeshes)
-                                {
-                                    m_cachedMeshes.TryGetValue(meshKey, out mesh);
-                                }
-                            }
-
-                            // Create mesh if no cached mesh
-                            if (mesh == null)
-                            {
-                                // Make OMV prim and create mesh
-                                prim.Scale = scalePart;
-                                Primitive omvPrim = prim.ToOmvPrimitive(posPart, rotPart);
-                                mesh = primMesher.GenerateFacetedMesh(omvPrim, m_avatarLodInCastRay);
-
-                                // Cache mesh if configured
-                                if (m_useMeshCacheInCastRay && mesh != null)
-                                {
-                                    lock(m_cachedMeshes)
-                                    {
-                                        if (!m_cachedMeshes.ContainsKey(meshKey))
-                                            m_cachedMeshes.Add(meshKey, mesh);
-                                    }
-                                }
-                            }
-
-                            // Check mesh for ray hits
-                            AddRayInFacetedMesh(mesh, rayTrans, ref rayHits);
-                            mesh = null;
-                        }
-                    }
-                );
-            }
-
-            // Check terrain filter
-            if (!rejectLand)
-            {
-                // Parse terrain
-
-                // Mesh terrain and check bounding box
-                Vector3 lower;
-                Vector3 upper;
-                List<Tri> triangles = TrisFromHeightmapUnderRay(pos1Ray, pos2Ray, out lower, out upper);
-                lower.Z -= tol;
-                upper.Z += tol;
-                if ((pos1Ray.Z >= lower.Z || pos2Ray.Z >= lower.Z) && (pos1Ray.Z <= upper.Z || pos2Ray.Z <= upper.Z))
-                {
-                    // Prepare data needed to check for ray hits
-                    RayTrans rayTrans = new RayTrans();
-                    rayTrans.PartId = UUID.Zero;
-                    rayTrans.GroupId = UUID.Zero;
-                    rayTrans.Link = 0;
-                    rayTrans.ScalePart = new Vector3 (1.0f, 1.0f, 1.0f);
-                    rayTrans.PositionPart = Vector3.Zero;
-                    rayTrans.RotationPart = Quaternion.Identity;
-                    rayTrans.ShapeNeedsEnds = true;
-                    rayTrans.Position1Ray = pos1Ray;
-                    rayTrans.Position1RayProj = pos1Ray;
-                    rayTrans.VectorRayProj = vecRay;
-
-                    // Check mesh
-                    AddRayInTris(triangles, rayTrans, ref rayHits);
-                    triangles = null;
-                }
-            }
-
-            // Sort hits by ascending distance
-            rayHits.Sort((s1, s2) => s1.Distance.CompareTo(s2.Distance));
-
-            // Check excess hits per part and group
-            for (int t = 0; t < 2; t++)
-            {
-                int maxHitsPerType = 0;
-                UUID id = UUID.Zero;
-                if (t == 0)
-                    maxHitsPerType = m_maxHitsPerPrimInCastRay;
-                else
-                    maxHitsPerType = m_maxHitsPerObjectInCastRay;
-
-                // Handle excess hits only when needed
-                if (maxHitsPerType < m_maxHitsInCastRay)
-                {
-                    // Find excess hits
-                    Hashtable hits = new Hashtable();
-                    for (int i = rayHits.Count - 1; i >= 0; i--)
-                    {
-                        if (t == 0)
-                            id = rayHits[i].PartId;
-                        else
-                            id = rayHits[i].GroupId;
-                        if (hits.ContainsKey(id))
-                            hits[id] = (int)hits[id] + 1;
-                        else
-                            hits[id] = 1;
-                    }
-
-                    // Remove excess hits
-                    for (int i = rayHits.Count - 1; i >= 0; i--)
-                    {
-                        if (t == 0)
-                            id = rayHits[i].PartId;
-                        else
-                            id = rayHits[i].GroupId;
-                        int hit = (int)hits[id];
-                        if (hit > m_maxHitsPerPrimInCastRay)
-                        {
-                            rayHits.RemoveAt(i);
-                            hit--;
-                            hits[id] = hit;
-                        }
-                    }
-                }
-            }
-
-            // Parse hits into result list according to data flags
-            int hitCount = rayHits.Count;
-            if (hitCount > maxHits)
-                hitCount = maxHits;
-            for (int i = 0; i < hitCount; i++)
-            {
-                RayHit rayHit = rayHits[i];
-                if (getRootKey)
-                    result.Add(new LSL_Key(rayHit.GroupId.ToString()));
-                else
-                    result.Add(new LSL_Key(rayHit.PartId.ToString()));
-                result.Add(new LSL_Vector(rayHit.Position));
-                if (getLinkNum)
-                    result.Add(new LSL_Integer(rayHit.Link));
-                if (getNormal)
-                    result.Add(new LSL_Vector(rayHit.Normal));
-            }
-            result.Add(new LSL_Integer(hitCount));
-
-            // Add to throttle data
-            stopWatch.Stop();
-            CastRayCall castRayCall = new CastRayCall();
-            castRayCall.RegionId = regionId;
-            castRayCall.UserId = userId;
-            castRayCall.CalledMs = calledMs;
-            castRayCall.UsedMs = (int)stopWatch.ElapsedMilliseconds;
-            lock (m_castRayCalls)
-            {
-                m_castRayCalls.Add(castRayCall);
-            }
-
-            // Return hits
-            return result;
-        }
-
-        /// <summary>
-        /// Struct for transmitting parameters required for finding llCastRay ray hits.
-        /// </summary>
-        public struct RayTrans
-        {
-            public UUID PartId;
-            public UUID GroupId;
-            public int Link;
-            public Vector3 ScalePart;
-            public Vector3 PositionPart;
-            public Quaternion RotationPart;
-            public bool ShapeNeedsEnds;
-            public Vector3 Position1Ray;
-            public Vector3 Position1RayProj;
-            public Vector3 VectorRayProj;
-        }
-
-        /// <summary>
-        /// Struct for llCastRay ray hits.
-        /// </summary>
-        public struct RayHit
-        {
-            public UUID PartId;
-            public UUID GroupId;
-            public int Link;
-            public Vector3 Position;
-            public Vector3 Normal;
-            public float Distance;
-        }
-
-        /// <summary>
-        /// Struct for llCastRay throttle data.
-        /// </summary>
-        public struct CastRayCall
-        {
-            public UUID RegionId;
-            public UUID UserId;
-            public int CalledMs;
-            public int UsedMs;
-        }
-
-        /// <summary>
-        /// Helper to check if a ray intersects a shape bounding box.
-        /// </summary>
-        private bool RayIntersectsShapeBox(Vector3 pos1RayProj, Vector3 pos2RayProj, Vector3 shapeBoxMax)
-        {
-            // Skip if ray can't intersect bounding box;
-            Vector3 rayBoxProjMin = Vector3.Min(pos1RayProj, pos2RayProj);
-            Vector3 rayBoxProjMax = Vector3.Max(pos1RayProj, pos2RayProj);
-            if (
-                rayBoxProjMin.X > shapeBoxMax.X || rayBoxProjMin.Y > shapeBoxMax.Y || rayBoxProjMin.Z > shapeBoxMax.Z ||
-                rayBoxProjMax.X < -shapeBoxMax.X || rayBoxProjMax.Y < -shapeBoxMax.Y || rayBoxProjMax.Z < -shapeBoxMax.Z
-            )
-                return false;
-
-            // Check if ray intersect any bounding box side
-            int sign = 0;
-            float dist = 0.0f;
-            Vector3 posProj = Vector3.Zero;
-            Vector3 vecRayProj = pos2RayProj - pos1RayProj;
-
-            // Check both X sides unless ray is parallell to them
-            if (Math.Abs(vecRayProj.X) > m_floatToleranceInCastRay)
-            {
-                for (sign = -1; sign <= 1; sign += 2)
-                {
-                    dist = ((float)sign * shapeBoxMax.X - pos1RayProj.X) / vecRayProj.X;
-                    posProj = pos1RayProj + vecRayProj * dist;
-                    if (Math.Abs(posProj.Y) <= shapeBoxMax.Y && Math.Abs(posProj.Z) <= shapeBoxMax.Z)
-                        return true;
-                }
-            }
-
-            // Check both Y sides unless ray is parallell to them
-            if (Math.Abs(vecRayProj.Y) > m_floatToleranceInCastRay)
-            {
-                for (sign = -1; sign <= 1; sign += 2)
-                {
-                    dist = ((float)sign * shapeBoxMax.Y - pos1RayProj.Y) / vecRayProj.Y;
-                    posProj = pos1RayProj + vecRayProj * dist;
-                    if (Math.Abs(posProj.X) <= shapeBoxMax.X && Math.Abs(posProj.Z) <= shapeBoxMax.Z)
-                        return true;
-                }
-            }
-
-            // Check both Z sides unless ray is parallell to them
-            if (Math.Abs(vecRayProj.Z) > m_floatToleranceInCastRay)
-            {
-                for (sign = -1; sign <= 1; sign += 2)
-                {
-                    dist = ((float)sign * shapeBoxMax.Z - pos1RayProj.Z) / vecRayProj.Z;
-                    posProj = pos1RayProj + vecRayProj * dist;
-                    if (Math.Abs(posProj.X) <= shapeBoxMax.X && Math.Abs(posProj.Y) <= shapeBoxMax.Y)
-                        return true;
-                }
-            }
-
-            // No hits on bounding box so return false
-            return false;
-        }
-
-        /// <summary>
-        /// Helper to parse FacetedMesh for ray hits.
-        /// </summary>
-        private void AddRayInFacetedMesh(FacetedMesh mesh, RayTrans rayTrans, ref List<RayHit> rayHits)
-        {
-            if (mesh != null)
-            {
-                foreach (Face face in mesh.Faces)
-                {
-                    for (int i = 0; i < face.Indices.Count; i += 3)
-                    {
-                        Tri triangle = new Tri();
-                        triangle.p1 = face.Vertices[face.Indices[i]].Position;
-                        triangle.p2 = face.Vertices[face.Indices[i + 1]].Position;
-                        triangle.p3 = face.Vertices[face.Indices[i + 2]].Position;
-                        AddRayInTri(triangle, rayTrans, ref rayHits);
-                    }
-                }
-            }
-        }
-
-        /// <summary>
-        /// Helper to parse Tri (triangle) List for ray hits.
-        /// </summary>
-        private void AddRayInTris(List<Tri> triangles, RayTrans rayTrans, ref List<RayHit> rayHits)
-        {
-            foreach (Tri triangle in triangles)
-            {
-                AddRayInTri(triangle, rayTrans, ref rayHits);
-            }
-        }
-
-        /// <summary>
-        /// Helper to add ray hit in a Tri (triangle).
-        /// </summary>
-        private void AddRayInTri(Tri triProj, RayTrans rayTrans, ref List<RayHit> rayHits)
-        {
-            // Check for hit in triangle
-            Vector3 posHitProj;
-            Vector3 normalProj;
-            if (HitRayInTri(triProj, rayTrans.Position1RayProj, rayTrans.VectorRayProj, out posHitProj, out normalProj))
-            {
-                // Hack to circumvent ghost face bug in PrimMesher by removing hits in (ghost) face plane through shape center
-                if (Math.Abs(Vector3.Dot(posHitProj, normalProj)) < m_floatToleranceInCastRay && !rayTrans.ShapeNeedsEnds)
-                    return;
-
-                // Transform hit and normal to region coordinate system
-                Vector3 posHit = rayTrans.PositionPart + (posHitProj * rayTrans.ScalePart) * rayTrans.RotationPart;
-                Vector3 normal = Vector3.Normalize((normalProj * rayTrans.ScalePart) * rayTrans.RotationPart);
-
-                // Remove duplicate hits at triangle intersections
-                float distance = Vector3.Distance(rayTrans.Position1Ray, posHit);
-                for (int i = rayHits.Count - 1; i >= 0; i--)
-                {
-                    if (rayHits[i].PartId != rayTrans.PartId)
-                        break;
-                    if (Math.Abs(rayHits[i].Distance - distance) < m_floatTolerance2InCastRay)
-                        return;
-                }
-
-                // Build result data set
-                RayHit rayHit = new RayHit();
-                rayHit.PartId = rayTrans.PartId;
-                rayHit.GroupId = rayTrans.GroupId;
-                rayHit.Link = rayTrans.Link;
-                rayHit.Position = posHit;
-                rayHit.Normal = normal;
-                rayHit.Distance = distance;
-                rayHits.Add(rayHit);
-            }
-        }
-
-        /// <summary>
-        /// Helper to find ray hit in triangle
-        /// </summary>
-        bool HitRayInTri(Tri triProj, Vector3 pos1RayProj, Vector3 vecRayProj, out Vector3 posHitProj, out Vector3 normalProj)
-        {
-            float tol = m_floatToleranceInCastRay;
-            posHitProj = Vector3.Zero;
-
-            // Calculate triangle edge vectors
-            Vector3 vec1Proj = triProj.p2 - triProj.p1;
-            Vector3 vec2Proj = triProj.p3 - triProj.p2;
-            Vector3 vec3Proj = triProj.p1 - triProj.p3;
-
-            // Calculate triangle normal
-            normalProj = Vector3.Cross(vec1Proj, vec2Proj);
-
-            // Skip if degenerate triangle or ray parallell with triangle plane
-            float divisor = Vector3.Dot(vecRayProj, normalProj);
-            if (Math.Abs(divisor) < tol)
-                return false;
-
-            // Skip if exit and not configured to detect
-            if (divisor > tol && !m_detectExitsInCastRay)
-                return false;
-
-            // Skip if outside ray ends
-            float distanceProj = Vector3.Dot(triProj.p1 - pos1RayProj, normalProj) / divisor;
-            if (distanceProj < -tol || distanceProj > 1 + tol)
-                return false;
-
-            // Calculate hit position in triangle
-            posHitProj = pos1RayProj + vecRayProj * distanceProj;
-
-            // Skip if outside triangle bounding box
-            Vector3 triProjMin = Vector3.Min(Vector3.Min(triProj.p1, triProj.p2), triProj.p3);
-            Vector3 triProjMax = Vector3.Max(Vector3.Max(triProj.p1, triProj.p2), triProj.p3);
-            if (
-                posHitProj.X < triProjMin.X - tol || posHitProj.Y < triProjMin.Y - tol || posHitProj.Z < triProjMin.Z - tol ||
-                posHitProj.X > triProjMax.X + tol || posHitProj.Y > triProjMax.Y + tol || posHitProj.Z > triProjMax.Z + tol
-            )
-                return false;
-
-            // Skip if outside triangle
-            if (
-                Vector3.Dot(Vector3.Cross(vec1Proj, normalProj), posHitProj - triProj.p1) > tol ||
-                Vector3.Dot(Vector3.Cross(vec2Proj, normalProj), posHitProj - triProj.p2) > tol ||
-                Vector3.Dot(Vector3.Cross(vec3Proj, normalProj), posHitProj - triProj.p3) > tol
-            )
-                 return false;
-
-            // Return hit
-            return true;
-        }
-
-        /// <summary>
-        /// Helper to parse selected parts of HeightMap into a Tri (triangle) List and calculate bounding box.
-        /// </summary>
-        private List<Tri> TrisFromHeightmapUnderRay(Vector3 posStart, Vector3 posEnd, out Vector3 lower, out Vector3 upper)
-        {
-            // Get bounding X-Y rectangle of terrain under ray
-            lower = Vector3.Min(posStart, posEnd);
-            upper = Vector3.Max(posStart, posEnd);
-            lower.X = (float)Math.Floor(lower.X);
-            lower.Y = (float)Math.Floor(lower.Y);
-            float zLower = float.MaxValue;
-            upper.X = (float)Math.Ceiling(upper.X);
-            upper.Y = (float)Math.Ceiling(upper.Y);
-            float zUpper = float.MinValue;
-
-            // Initialize Tri (triangle) List
-            List<Tri> triangles = new List<Tri>();
-
-            // Set parsing lane direction to major ray X-Y axis
-            Vector3 vec = posEnd - posStart;
-            float xAbs = Math.Abs(vec.X);
-            float yAbs = Math.Abs(vec.Y);
-            bool bigX = true;
-            if (yAbs > xAbs)
-            {
-                bigX = false;
-                vec = vec / yAbs;
-            }
-            else if (xAbs > yAbs || xAbs > 0.0f)
-                vec = vec / xAbs;
-            else
-                vec = new Vector3(1.0f, 1.0f, 0.0f);
-
-            // Simplify by start parsing in lower end of lane
-            if ((bigX && vec.X < 0.0f) || (!bigX && vec.Y < 0.0f))
-            {
-                Vector3 posTemp = posStart;
-                posStart = posEnd;
-                posEnd = posTemp;
-                vec = vec * -1.0f;
-            }
-
-            // First 1x1 rectangle under ray
-            float xFloorOld = 0.0f;
-            float yFloorOld = 0.0f;
-            Vector3 pos = posStart;
-            float xFloor = (float)Math.Floor(pos.X);
-            float yFloor = (float)Math.Floor(pos.Y);
-            AddTrisFromHeightmap(xFloor, yFloor, ref triangles, ref zLower, ref zUpper);
-
-            // Parse every remaining 1x1 rectangle under ray
-            while (pos != posEnd)
-            {
-                // Next 1x1 rectangle under ray
-                xFloorOld = xFloor;
-                yFloorOld = yFloor;
-                pos = pos + vec;
-
-                // Clip position to 1x1 rectangle border
-                xFloor = (float)Math.Floor(pos.X);
-                yFloor = (float)Math.Floor(pos.Y);
-                if (bigX && pos.X > xFloor)
-                {
-                    pos.Y -= vec.Y * (pos.X - xFloor);
-                    pos.X = xFloor;
-                }
-                else if (!bigX && pos.Y > yFloor)
-                {
-                    pos.X -= vec.X * (pos.Y - yFloor);
-                    pos.Y = yFloor;
-                }
-
-                // Last 1x1 rectangle under ray
-                if ((bigX && pos.X >= posEnd.X) || (!bigX && pos.Y >= posEnd.Y))
-                {
-                    pos = posEnd;
-                    xFloor = (float)Math.Floor(pos.X);
-                    yFloor = (float)Math.Floor(pos.Y);
-                }
-
-                // Add new 1x1 rectangle in lane
-                if ((bigX && xFloor != xFloorOld) || (!bigX && yFloor != yFloorOld))
-                    AddTrisFromHeightmap(xFloor, yFloor, ref triangles, ref zLower, ref zUpper);
-                // Add last 1x1 rectangle in old lane at lane shift
-                if (bigX && yFloor != yFloorOld)
-                    AddTrisFromHeightmap(xFloor, yFloorOld, ref triangles, ref zLower, ref zUpper);
-                if (!bigX && xFloor != xFloorOld)
-                    AddTrisFromHeightmap(xFloorOld, yFloor, ref triangles, ref zLower, ref zUpper);
-            }
-
-            // Finalize bounding box Z
-            lower.Z = zLower;
-            upper.Z = zUpper;
-
-            // Done and returning Tri (triangle)List
-            return triangles;
-        }
-
-        /// <summary>
-        /// Helper to add HeightMap squares into Tri (triangle) List and adjust bounding box.
-        /// </summary>
-        private void AddTrisFromHeightmap(float xPos, float yPos, ref List<Tri> triangles, ref float zLower, ref float zUpper)
-        {
-            int xInt = (int)xPos;
-            int yInt = (int)yPos;
-
-            // Corner 1 of 1x1 rectangle
-            int x = Util.Clamp<int>(xInt+1, 0, World.Heightmap.Width - 1);
-            int y = Util.Clamp<int>(yInt+1, 0, World.Heightmap.Height - 1);
-            Vector3 pos1 = new Vector3(x, y, (float)World.Heightmap[x, y]);
-            // Adjust bounding box
-            zLower = Math.Min(zLower, pos1.Z);
-            zUpper = Math.Max(zUpper, pos1.Z);
-
-            // Corner 2 of 1x1 rectangle
-            x = Util.Clamp<int>(xInt, 0, World.Heightmap.Width - 1);
-            y = Util.Clamp<int>(yInt+1, 0, World.Heightmap.Height - 1);
-            Vector3 pos2 = new Vector3(x, y, (float)World.Heightmap[x, y]);
-            // Adjust bounding box
-            zLower = Math.Min(zLower, pos2.Z);
-            zUpper = Math.Max(zUpper, pos2.Z);
-
-            // Corner 3 of 1x1 rectangle
-            x = Util.Clamp<int>(xInt, 0, World.Heightmap.Width - 1);
-            y = Util.Clamp<int>(yInt, 0, World.Heightmap.Height - 1);
-            Vector3 pos3 = new Vector3(x, y, (float)World.Heightmap[x, y]);
-            // Adjust bounding box
-            zLower = Math.Min(zLower, pos3.Z);
-            zUpper = Math.Max(zUpper, pos3.Z);
-
-            // Corner 4 of 1x1 rectangle
-            x = Util.Clamp<int>(xInt+1, 0, World.Heightmap.Width - 1);
-            y = Util.Clamp<int>(yInt, 0, World.Heightmap.Height - 1);
-            Vector3 pos4 = new Vector3(x, y, (float)World.Heightmap[x, y]);
-            // Adjust bounding box
-            zLower = Math.Min(zLower, pos4.Z);
-            zUpper = Math.Max(zUpper, pos4.Z);
-
-            // Add triangle 1
-            Tri triangle1 = new Tri();
-            triangle1.p1 = pos1;
-            triangle1.p2 = pos2;
-            triangle1.p3 = pos3;
-            triangles.Add(triangle1);
-
-            // Add triangle 2
-            Tri triangle2 = new Tri();
-            triangle2.p1 = pos3;
-            triangle2.p2 = pos4;
-            triangle2.p3 = pos1;
-            triangles.Add(triangle2);
-        }
-
-        /// <summary>
-        /// Helper to get link number for a UUID.
-        /// </summary>
-        private int UUID2LinkNumber(SceneObjectPart part, UUID id)
-        {
-            SceneObjectGroup group = part.ParentGroup;
-            if (group != null)
-            {
-                // Parse every link for UUID
-                int linkCount = group.PrimCount + group.GetSittingAvatarsCount();
-                for (int link = linkCount; link > 0; link--)
-                {
-                    ISceneEntity entity = GetLinkEntity(part, link);
-                    // Return link number if UUID match
-                    if (entity != null && entity.UUID == id)
-                        return link;
-                }
-            }
-            // Return link number 0 if no links or UUID matches
-            return 0;
-        }
-
-        public LSL_Integer llManageEstateAccess(int action, string avatar)
-        {
-            m_host.AddScriptLPS(1);
-            EstateSettings estate = World.RegionInfo.EstateSettings;
-            bool isAccount = false;
-            bool isGroup = false;
-
-            if (!estate.IsEstateOwner(m_host.OwnerID) || !estate.IsEstateManagerOrOwner(m_host.OwnerID))
-                return 0;
-
-            UUID id = new UUID();
-            if (!UUID.TryParse(avatar, out id))
-                return 0;
-
-            UserAccount account = World.UserAccountService.GetUserAccount(World.RegionInfo.ScopeID, id);
-            isAccount = account != null ? true : false;
-            if (!isAccount)
-            {
-                IGroupsModule groups = World.RequestModuleInterface<IGroupsModule>();
-                if (groups != null)
-                {
-                    GroupRecord group = groups.GetGroupRecord(id);
-                    isGroup = group != null ? true : false;
-                    if (!isGroup)
-                        return 0;
-                }
-                else
-                    return 0;
-            }
-
-            switch (action)
-            {
-                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_AGENT_ADD:
-                    if (!isAccount) return 0;
-                    if (estate.HasAccess(id)) return 1;
-                    if (estate.IsBanned(id))
-                        estate.RemoveBan(id);
-                    estate.AddEstateUser(id);
-                    break;
-                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_AGENT_REMOVE:
-                    if (!isAccount || !estate.HasAccess(id)) return 0;
-                    estate.RemoveEstateUser(id);
-                    break;
-                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_GROUP_ADD:
-                    if (!isGroup) return 0;
-                    if (estate.GroupAccess(id)) return 1;
-                    estate.AddEstateGroup(id);
-                    break;
-                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_GROUP_REMOVE:
-                    if (!isGroup || !estate.GroupAccess(id)) return 0;
-                    estate.RemoveEstateGroup(id);
-                    break;
-                case ScriptBaseClass.ESTATE_ACCESS_BANNED_AGENT_ADD:
-                    if (!isAccount) return 0;
-                    if (estate.IsBanned(id)) return 1;
-                    EstateBan ban = new EstateBan();
-                    ban.EstateID = estate.EstateID;
-                    ban.BannedUserID = id;
-                    estate.AddBan(ban);
-                    break;
-                case ScriptBaseClass.ESTATE_ACCESS_BANNED_AGENT_REMOVE:
-                    if (!isAccount || !estate.IsBanned(id)) return 0;
-                    estate.RemoveBan(id);
-                    break;
-                default: return 0;
-            }
-            return 1;
-        }
-
-        public LSL_Integer llGetMemoryLimit()
-        {
-            m_host.AddScriptLPS(1);
-            // The value returned for Mono scripts in SL
-            return 65536;
-        }
-
-        public LSL_Integer llSetMemoryLimit(LSL_Integer limit)
-        {
-            m_host.AddScriptLPS(1);
-            // Treat as an LSO script
-            return ScriptBaseClass.FALSE;
-        }
-
-        public LSL_Integer llGetSPMaxMemory()
-        {
-            m_host.AddScriptLPS(1);
-            // The value returned for Mono scripts in SL
-            return 65536;
-        }
-
-        public virtual LSL_Integer llGetUsedMemory()
-        {
-            m_host.AddScriptLPS(1);
-            // The value returned for Mono scripts in SL
-            return 65536;
-        }
-
-        public void llScriptProfiler(LSL_Integer flags)
-        {
-            m_host.AddScriptLPS(1);
-            // This does nothing for LSO scripts in SL
-        }
-
-        #region Not Implemented
-        //
-        // Listing the unimplemented lsl functions here, please move
-        // them from this region as they are completed
-        //
-
-        public void llSetSoundQueueing(int queue)
-        {
-            m_host.AddScriptLPS(1);
-
-            if (m_SoundModule != null)
-                m_SoundModule.SetSoundQueueing(m_host.UUID, queue == ScriptBaseClass.TRUE.value);
-        }
-
-        public void llCollisionSprite(string impact_sprite)
-        {
-            m_host.AddScriptLPS(1);
-            NotImplemented("llCollisionSprite");
-        }
-
-        public void llGodLikeRezObject(string inventory, LSL_Vector pos)
-        {
-            m_host.AddScriptLPS(1);
-            NotImplemented("llGodLikeRezObject");
-        }
-
-        public LSL_String llTransferLindenDollars(string destination, int amount)
-        {
-            UUID txn = UUID.Random();
-
-            Util.FireAndForget(delegate(object x)
-            {
-                int replycode = 0;
-                string replydata = destination + "," + amount.ToString();
-
-                try
-                {
-                    TaskInventoryItem item = m_item;
-                    if (item == null)
-                    {
-                        replydata = "SERVICE_ERROR";
-                        return;
-                    }
-
-                    m_host.AddScriptLPS(1);
-
-                    if (item.PermsGranter == UUID.Zero)
-                    {
-                        replydata = "MISSING_PERMISSION_DEBIT";
-                        return;
-                    }
-
-                    if ((item.PermsMask & ScriptBaseClass.PERMISSION_DEBIT) == 0)
-                    {
-                        replydata = "MISSING_PERMISSION_DEBIT";
-                        return;
-                    }
-
-                    UUID toID = new UUID();
-
-                    if (!UUID.TryParse(destination, out toID))
-                    {
-                        replydata = "INVALID_AGENT";
-                        return;
-                    }
-
-                    IMoneyModule money = World.RequestModuleInterface<IMoneyModule>();
-
-                    if (money == null)
-                    {
-                        replydata = "TRANSFERS_DISABLED";
-                        return;
-                    }
-
-                    bool result = money.ObjectGiveMoney(
-                        m_host.ParentGroup.RootPart.UUID, m_host.ParentGroup.RootPart.OwnerID, toID, amount);
-
-                    if (result)
-                    {
-                        replycode = 1;
-                        return;
-                    }
-
-                    replydata = "LINDENDOLLAR_INSUFFICIENTFUNDS";
-                }
-                finally
-                {
-                    m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams(
-                            "transaction_result", new Object[] {
-                            new LSL_String(txn.ToString()),
-                            new LSL_Integer(replycode),
-                            new LSL_String(replydata) },
-                            new DetectParams[0]));
-                }
-            }, null, "LSL_Api.llTransferLindenDollars");
-
-            return txn.ToString();
-        }
-
-        #endregion
-    }
-
-    public class NotecardCache
-    {
-        protected class Notecard
-        {
-            public string[] text;
-            public DateTime lastRef;
-        }
-
-        private static Dictionary<UUID, Notecard> m_Notecards =
-            new Dictionary<UUID, Notecard>();
-
-        public static void Cache(UUID assetID, byte[] text)
-        {
-            CheckCache();
-
-            lock (m_Notecards)
-            {
-                if (m_Notecards.ContainsKey(assetID))
-                    return;
-
-                Notecard nc = new Notecard();
-                nc.lastRef = DateTime.Now;
-                try
-                {
-                    nc.text = SLUtil.ParseNotecardToArray(text);
-                }
-                catch(SLUtil.NotANotecardFormatException)
-                {
-                    nc.text = new string[0];
-                }
-                m_Notecards[assetID] = nc;
-            }
-        }
-
-        public static bool IsCached(UUID assetID)
-        {
-            lock (m_Notecards)
-            {
-                return m_Notecards.ContainsKey(assetID);
-            }
-        }
-
-        public static int GetLines(UUID assetID)
-        {
-            if (!IsCached(assetID))
-                return -1;
-
-            lock (m_Notecards)
-            {
-                m_Notecards[assetID].lastRef = DateTime.Now;
-                return m_Notecards[assetID].text.Length;
-            }
-        }
-
-        /// <summary>
-        /// Get a notecard line.
-        /// </summary>
-        /// <param name="assetID"></param>
-        /// <param name="lineNumber">Lines start at index 0</param>
-        /// <returns></returns>
-        public static string GetLine(UUID assetID, int lineNumber)
-        {
-            if (lineNumber < 0)
-                return "";
-
-            string data;
-
-            if (!IsCached(assetID))
-                return "";
-
-            lock (m_Notecards)
-            {
-                m_Notecards[assetID].lastRef = DateTime.Now;
-
-                if (lineNumber >= m_Notecards[assetID].text.Length)
-                    return "\n\n\n";
-
-                data = m_Notecards[assetID].text[lineNumber];
-
-                return data;
-            }
-        }
-
-        /// <summary>
-        /// Get a notecard line.
-        /// </summary>
-        /// <param name="assetID"></param>
-        /// <param name="lineNumber">Lines start at index 0</param>
-        /// <param name="maxLength">
-        /// Maximum length of the returned line.
-        /// </param>
-        /// <returns>
-        /// If the line length is longer than <paramref name="maxLength"/>,
-        /// the return string will be truncated.
-        /// </returns>
-        public static string GetLine(UUID assetID, int lineNumber, int maxLength)
-        {
-            string line = GetLine(assetID, lineNumber);
-
-            if (line.Length > maxLength)
-                line = line.Substring(0, maxLength);
-
-            return line;
-        }
-
-        public static void CheckCache()
-        {
-            lock (m_Notecards)
-            {
-                foreach (UUID key in new List<UUID>(m_Notecards.Keys))
-                {
-                    Notecard nc = m_Notecards[key];
-                    if (nc.lastRef.AddSeconds(30) < DateTime.Now)
-                        m_Notecards.Remove(key);
-                }
-            }
-        }
-    }
-}
+            msg.toAgentID = new Guid(user); // toAgentID.Guid;

+            msg.imSessionID = new Guid(m_host.UUID.ToString()); // This is the item we're mucking with here

+//            m_log.Debug("[Scripting IM]: From:" + msg.fromAgentID.ToString() + " To: " + msg.toAgentID.ToString() + " Session:" + msg.imSessionID.ToString() + " Message:" + message);

+//            m_log.Debug("[Scripting IM]: Filling Session: " + msg.imSessionID.ToString());

+            msg.timestamp = (uint)Util.UnixTimeSinceEpoch();// timestamp;

+            //if (client != null)

+            //{

+                msg.fromAgentName = m_host.Name;//client.FirstName + " " + client.LastName;// fromAgentName;

+            //}

+            //else

+            //{

+            //    msg.fromAgentName = "(hippos)";// Added for posterity.  This means that we can't figure out who sent it

+            //}

+            // Cap the message length at 1024.

+            if (message != null && message.Length > 1024)

+                msg.message = message.Substring(0, 1024);

+            else

+                msg.message = message;

+            msg.dialog = (byte)19; // messgage from script ??? // dialog;

+            msg.fromGroup = false;// fromGroup;

+            msg.offline = (byte)0; //offline;

+            msg.ParentEstateID = 0; //ParentEstateID;

+            msg.Position = new Vector3(m_host.AbsolutePosition);

+            msg.RegionID = World.RegionInfo.RegionID.Guid;//RegionID.Guid;

+

+            Vector3 pos = m_host.AbsolutePosition;

+            msg.binaryBucket

+                = Util.StringToBytes256(

+                    "{0}/{1}/{2}/{3}",

+                    World.RegionInfo.RegionName,

+                    (int)Math.Floor(pos.X),

+                    (int)Math.Floor(pos.Y),

+                    (int)Math.Floor(pos.Z));

+

+            if (m_TransferModule != null)

+            {

+                m_TransferModule.SendInstantMessage(msg, delegate(bool success) {});

+            }

+

+            ScriptSleep(m_sleepMsOnInstantMessage);

+      }

+

+        public void llEmail(string address, string subject, string message)

+        {

+            m_host.AddScriptLPS(1);

+            IEmailModule emailModule = m_ScriptEngine.World.RequestModuleInterface<IEmailModule>();

+            if (emailModule == null)

+            {

+                Error("llEmail", "Email module not configured");

+                return;

+            }

+

+            //Restrict email destination to the avatars registered email address?

+            //The restriction only applies if the destination address is not local.

+            if (m_restrictEmail == true && address.Contains(m_internalObjectHost) == false)

+            {

+                UserAccount account =

+                        World.UserAccountService.GetUserAccount(

+                            World.RegionInfo.ScopeID,

+                            m_host.OwnerID);

+

+                if (account == null)

+                {

+                    Error("llEmail", "Can't find user account for '" + m_host.OwnerID.ToString() + "'");

+                    return;

+                }

+

+                if (String.IsNullOrEmpty(account.Email))

+                {

+                    Error("llEmail", "User account has not registered an email address.");

+                    return;

+                }

+

+                address = account.Email;

+            }

+

+            emailModule.SendEmail(m_host.UUID, address, subject, message);

+            ScriptSleep(m_sleepMsOnEmail);

+        }

+

+        public void llGetNextEmail(string address, string subject)

+        {

+            m_host.AddScriptLPS(1);

+            IEmailModule emailModule = m_ScriptEngine.World.RequestModuleInterface<IEmailModule>();

+            if (emailModule == null)

+            {

+                Error("llGetNextEmail", "Email module not configured");

+                return;

+            }

+            Email email;

+

+            email = emailModule.GetNextEmail(m_host.UUID, address, subject);

+

+            if (email == null)

+                return;

+

+            m_ScriptEngine.PostObjectEvent(m_host.LocalId,

+                    new EventParams("email",

+                    new Object[] {

+                        new LSL_String(email.time),

+                        new LSL_String(email.sender),

+                        new LSL_String(email.subject),

+                        new LSL_String(email.message),

+                        new LSL_Integer(email.numLeft)},

+                    new DetectParams[0]));

+

+        }

+

+        public LSL_String llGetKey()

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.UUID.ToString();

+        }

+

+        public LSL_Key llGenerateKey()

+        {

+            m_host.AddScriptLPS(1);

+            return UUID.Random().ToString();

+        }

+

+        public void llSetBuoyancy(double buoyancy)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetBuoyancy((float)buoyancy);

+            }

+        }

+

+        /// <summary>

+        /// Attempt to clamp the object on the Z axis at the given height over tau seconds.

+        /// </summary>

+        /// <param name="height">Height to hover.  Height of zero disables hover.</param>

+        /// <param name="water">False if height is calculated just from ground, otherwise uses ground or water depending on whichever is higher</param>

+        /// <param name="tau">Number of seconds over which to reach target</param>

+        public void llSetHoverHeight(double height, int water, double tau)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_host.PhysActor != null)

+            {

+                PIDHoverType hoverType = PIDHoverType.Ground;

+                if (water != 0)

+                {

+                    hoverType = PIDHoverType.GroundAndWater;

+                }

+

+                m_host.SetHoverHeight((float)height, hoverType, (float)tau);

+            }

+        }

+

+        public void llStopHover()

+        {

+            m_host.AddScriptLPS(1);

+            if (m_host.PhysActor != null)

+            {

+                m_host.SetHoverHeight(0f, PIDHoverType.Ground, 0f);

+            }

+        }

+

+        public void llMinEventDelay(double delay)

+        {

+            m_host.AddScriptLPS(1);

+            try

+            {

+                m_ScriptEngine.SetMinEventDelay(m_item.ItemID, delay);

+            }

+            catch (NotImplementedException)

+            {

+                // Currently not implemented in DotNetEngine only XEngine

+                NotImplemented("llMinEventDelay", "In DotNetEngine");

+            }

+        }

+

+        public void llSoundPreload(string sound)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llSoundPreload", "Use llPreloadSound instead");

+        }

+

+        public void llRotLookAt(LSL_Rotation target, double strength, double damping)

+        {

+            m_host.AddScriptLPS(1);

+

+            // Per discussion with Melanie, for non-physical objects llLookAt appears to simply

+            // set the rotation of the object, copy that behavior

+            PhysicsActor pa = m_host.PhysActor;

+

+            if (strength == 0 || pa == null || !pa.IsPhysical)

+            {

+                llSetLocalRot(target);

+            }

+            else

+            {

+                m_host.RotLookAt(target, (float)strength, (float)damping);

+            }

+        }

+

+        public LSL_Integer llStringLength(string str)

+        {

+            m_host.AddScriptLPS(1);

+            if (str.Length > 0)

+            {

+                return str.Length;

+            }

+            else

+            {

+                return 0;

+            }

+        }

+

+        public void llStartAnimation(string anim)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_item.PermsGranter == UUID.Zero)

+                return;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION) != 0)

+            {

+                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);

+

+                if (presence != null)

+                {

+                    // Do NOT try to parse UUID, animations cannot be triggered by ID

+                    UUID animID = ScriptUtils.GetAssetIdFromItemName(m_host, anim, (int)AssetType.Animation);

+                    if (animID == UUID.Zero)

+                        presence.Animator.AddAnimation(anim, m_host.UUID);

+                    else

+                        presence.Animator.AddAnimation(animID, m_host.UUID);

+                }

+            }

+        }

+

+        public void llStopAnimation(string anim)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_item.PermsGranter == UUID.Zero)

+                return;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION) != 0)

+            {

+                ScenePresence presence = World.GetScenePresence(m_item.PermsGranter);

+

+                if (presence != null)

+                {

+                    UUID animID = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, anim);

+

+                    if (animID == UUID.Zero)

+                        presence.Animator.RemoveAnimation(anim);

+                    else

+                        presence.Animator.RemoveAnimation(animID, true);

+                }

+            }

+        }

+

+        public void llPointAt(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+        }

+

+        public void llStopPointAt()

+        {

+            m_host.AddScriptLPS(1);

+        }

+

+        public void llTargetOmega(LSL_Vector axis, double spinrate, double gain)

+        {

+            m_host.AddScriptLPS(1);

+            TargetOmega(m_host, axis, spinrate, gain);

+        }

+

+        protected void TargetOmega(SceneObjectPart part, LSL_Vector axis, double spinrate, double gain)

+        {

+            PhysicsActor pa = part.PhysActor;

+            if ( ( pa == null || !pa.IsPhysical ) && gain == 0.0d )

+                spinrate = 0.0d;

+            part.UpdateAngularVelocity(axis * spinrate);

+         }

+

+        public LSL_Integer llGetStartParameter()

+        {

+            m_host.AddScriptLPS(1);

+            return m_ScriptEngine.GetStartParameter(m_item.ItemID);

+        }

+

+        public void llRequestPermissions(string agent, int perm)

+        {

+            UUID agentID;

+

+            if (!UUID.TryParse(agent, out agentID))

+                return;

+

+            if (agentID == UUID.Zero || perm == 0) // Releasing permissions

+            {

+                llReleaseControls();

+

+                m_item.PermsGranter = UUID.Zero;

+                m_item.PermsMask = 0;

+

+                m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams(

+                        "run_time_permissions", new Object[] {

+                        new LSL_Integer(0) },

+                        new DetectParams[0]));

+

+                return;

+            }

+

+            if (m_item.PermsGranter != agentID || (perm & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) == 0)

+                llReleaseControls();

+

+            m_host.AddScriptLPS(1);

+

+            int implicitPerms = 0;

+

+            if (m_host.ParentGroup.IsAttachment && (UUID)agent == m_host.ParentGroup.AttachedAvatar)

+            {

+                // When attached, certain permissions are implicit if requested from owner

+                implicitPerms = ScriptBaseClass.PERMISSION_TAKE_CONTROLS |

+                        ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION |

+                        ScriptBaseClass.PERMISSION_CONTROL_CAMERA |

+                        ScriptBaseClass.PERMISSION_TRACK_CAMERA |

+                        ScriptBaseClass.PERMISSION_ATTACH;

+            }

+            else

+            {

+                if (m_host.ParentGroup.GetSittingAvatars().SingleOrDefault(sp => sp.UUID == agentID) != null)

+                {

+                    // When agent is sitting, certain permissions are implicit if requested from sitting agent

+                    implicitPerms = ScriptBaseClass.PERMISSION_TRIGGER_ANIMATION |

+                        ScriptBaseClass.PERMISSION_CONTROL_CAMERA |

+                        ScriptBaseClass.PERMISSION_TRACK_CAMERA |

+                        ScriptBaseClass.PERMISSION_TAKE_CONTROLS;

+                }

+                else

+                {

+                    if (World.GetExtraSetting("auto_grant_attach_perms") == "true")

+                        implicitPerms = ScriptBaseClass.PERMISSION_ATTACH;

+                }

+            }

+

+            if ((perm & (~implicitPerms)) == 0) // Requested only implicit perms

+            {

+                lock (m_host.TaskInventory)

+                {

+                    m_host.TaskInventory[m_item.ItemID].PermsGranter = agentID;

+                    m_host.TaskInventory[m_item.ItemID].PermsMask = perm;

+                }

+

+                m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams(

+                        "run_time_permissions", new Object[] {

+                        new LSL_Integer(perm) },

+                        new DetectParams[0]));

+

+                return;

+            }

+

+            ScenePresence presence = World.GetScenePresence(agentID);

+            

+            if (presence != null)

+            {

+                // If permissions are being requested from an NPC and were not implicitly granted above then

+                // auto grant all requested permissions if the script is owned by the NPC or the NPCs owner

+                INPCModule npcModule = World.RequestModuleInterface<INPCModule>();

+                if (npcModule != null && npcModule.IsNPC(agentID, World))

+                {

+                    if (npcModule.CheckPermissions(agentID, m_host.OwnerID))

+                    {

+                        lock (m_host.TaskInventory)

+                        {

+                            m_host.TaskInventory[m_item.ItemID].PermsGranter = agentID;

+                            m_host.TaskInventory[m_item.ItemID].PermsMask = perm;

+                        }

+

+                        m_ScriptEngine.PostScriptEvent(

+                            m_item.ItemID,

+                            new EventParams(

+                                "run_time_permissions", new Object[] { new LSL_Integer(perm) }, new DetectParams[0]));

+                    }

+

+                    // it is an NPC, exit even if the permissions werent granted above, they are not going to answer

+                    // the question!

+                    return;

+                }

+

+                string ownerName = resolveName(m_host.ParentGroup.RootPart.OwnerID);

+                if (ownerName == String.Empty)

+                    ownerName = "(hippos)";

+

+                if (!m_waitingForScriptAnswer)

+                {

+                    lock (m_host.TaskInventory)

+                    {

+                        m_host.TaskInventory[m_item.ItemID].PermsGranter = agentID;

+                        m_host.TaskInventory[m_item.ItemID].PermsMask = 0;

+                    }

+

+                    presence.ControllingClient.OnScriptAnswer += handleScriptAnswer;

+                    m_waitingForScriptAnswer=true;

+                }

+

+                presence.ControllingClient.SendScriptQuestion(

+                    m_host.UUID, m_host.ParentGroup.RootPart.Name, ownerName, m_item.ItemID, perm);

+

+                return;

+            }

+

+            // Requested agent is not in range, refuse perms

+            m_ScriptEngine.PostScriptEvent(

+                m_item.ItemID,

+                new EventParams("run_time_permissions", new Object[] { new LSL_Integer(0) }, new DetectParams[0]));

+        }

+

+        void handleScriptAnswer(IClientAPI client, UUID taskID, UUID itemID, int answer)

+        {

+            if (taskID != m_host.UUID)

+                return;

+

+            client.OnScriptAnswer -= handleScriptAnswer;

+            m_waitingForScriptAnswer = false;

+

+            if ((answer & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) == 0)

+                llReleaseControls();

+

+            lock (m_host.TaskInventory)

+            {

+                m_host.TaskInventory[m_item.ItemID].PermsMask = answer;

+            }

+

+            m_ScriptEngine.PostScriptEvent(

+                m_item.ItemID,

+                new EventParams("run_time_permissions", new Object[] { new LSL_Integer(answer) }, new DetectParams[0]));

+        }

+

+        public LSL_String llGetPermissionsKey()

+        {

+            m_host.AddScriptLPS(1);

+

+            return m_item.PermsGranter.ToString();

+        }

+

+        public LSL_Integer llGetPermissions()

+        {

+            m_host.AddScriptLPS(1);

+

+            int perms = m_item.PermsMask;

+

+            if (m_automaticLinkPermission)

+                perms |= ScriptBaseClass.PERMISSION_CHANGE_LINKS;

+

+            return perms;

+        }

+

+        public LSL_Integer llGetLinkNumber()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_host.ParentGroup.PrimCount > 1)

+            {

+                return m_host.LinkNum;

+            }

+            else

+            {

+                return 0;

+            }

+        }

+

+        public void llSetLinkColor(int linknumber, LSL_Vector color, int face)

+        {

+            List<SceneObjectPart> parts = GetLinkParts(linknumber);

+

+            foreach (SceneObjectPart part in parts)

+                part.SetFaceColorAlpha(face, color, null);

+        }

+

+        public void llCreateLink(string target, int parent)

+        {

+            m_host.AddScriptLPS(1);

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0

+                && !m_automaticLinkPermission)

+            {

+                Error("llCreateLink", "PERMISSION_CHANGE_LINKS permission not set");

+                return;

+            }

+

+            CreateLink(target, parent);

+        }

+

+        public void CreateLink(string target, int parent)

+        {

+            UUID targetID;

+

+            if (!UUID.TryParse(target, out targetID))

+                return;           

+

+            SceneObjectPart targetPart = World.GetSceneObjectPart((UUID)targetID);

+

+            if (targetPart.ParentGroup.AttachmentPoint != 0)

+                return; // Fail silently if attached

+

+            if (targetPart.ParentGroup.RootPart.OwnerID != m_host.ParentGroup.RootPart.OwnerID)

+                return;

+

+            SceneObjectGroup parentPrim = null, childPrim = null;

+

+            if (targetPart != null)

+            {

+                if (parent != 0)

+                {

+                    parentPrim = m_host.ParentGroup;

+                    childPrim = targetPart.ParentGroup;

+                }

+                else

+                {

+                    parentPrim = targetPart.ParentGroup;

+                    childPrim = m_host.ParentGroup;

+                }

+

+                // Required for linking

+                childPrim.RootPart.ClearUpdateSchedule();

+                parentPrim.LinkToGroup(childPrim, true);

+            }

+

+            parentPrim.TriggerScriptChangedEvent(Changed.LINK);

+            parentPrim.RootPart.CreateSelected = true;

+            parentPrim.HasGroupChanged = true;

+            parentPrim.ScheduleGroupForFullUpdate();

+

+            IClientAPI client = null;

+            ScenePresence sp = World.GetScenePresence(m_host.OwnerID);

+            if (sp != null)

+                client = sp.ControllingClient;

+

+            if (client != null)

+                parentPrim.SendPropertiesToClient(client);

+

+            ScriptSleep(m_sleepMsOnCreateLink);

+        }

+

+        public void llBreakLink(int linknum)

+        {

+            m_host.AddScriptLPS(1);

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0

+                && !m_automaticLinkPermission)

+            {

+                Error("llBreakLink", "PERMISSION_CHANGE_LINKS permission not set");

+                return;

+            }

+

+            BreakLink(linknum);

+        }

+

+        public void BreakLink(int linknum)

+        {

+            if (linknum < ScriptBaseClass.LINK_THIS)

+                return;

+

+            SceneObjectGroup parentPrim = m_host.ParentGroup;

+

+            if (parentPrim.AttachmentPoint != 0)

+                return; // Fail silently if attached

+            SceneObjectPart childPrim = null;

+

+            switch (linknum)

+            {

+                case ScriptBaseClass.LINK_ROOT:

+                    break;

+                case ScriptBaseClass.LINK_SET:

+                case ScriptBaseClass.LINK_ALL_OTHERS:

+                case ScriptBaseClass.LINK_ALL_CHILDREN:

+                case ScriptBaseClass.LINK_THIS:

+                    foreach (SceneObjectPart part in parentPrim.Parts)

+                    {

+                        if (part.UUID != m_host.UUID)

+                        {

+                            childPrim = part;

+                            break;

+                        }

+                    }

+                    break;

+                default:

+                    childPrim = parentPrim.GetLinkNumPart(linknum);

+                    if (childPrim.UUID == m_host.UUID)

+                        childPrim = null;

+                    break;

+            }

+

+            if (linknum == ScriptBaseClass.LINK_ROOT)

+            {

+                // Restructuring Multiple Prims.

+                List<SceneObjectPart> parts = new List<SceneObjectPart>(parentPrim.Parts);

+                parts.Remove(parentPrim.RootPart);

+                foreach (SceneObjectPart part in parts)

+                {

+                    parentPrim.DelinkFromGroup(part.LocalId, true);

+                }

+                parentPrim.HasGroupChanged = true;

+                parentPrim.ScheduleGroupForFullUpdate();

+                parentPrim.TriggerScriptChangedEvent(Changed.LINK);

+

+                if (parts.Count > 0)

+                {

+                    SceneObjectPart newRoot = parts[0];

+                    parts.Remove(newRoot);

+                    foreach (SceneObjectPart part in parts)

+                    {

+                        // Required for linking

+                        part.ClearUpdateSchedule();

+                        newRoot.ParentGroup.LinkToGroup(part.ParentGroup);

+                    }

+                    newRoot.ParentGroup.HasGroupChanged = true;

+                    newRoot.ParentGroup.ScheduleGroupForFullUpdate();

+                }

+            }

+            else

+            {

+                if (childPrim == null)

+                    return;

+

+                parentPrim.DelinkFromGroup(childPrim.LocalId, true);

+                parentPrim.HasGroupChanged = true;

+                parentPrim.ScheduleGroupForFullUpdate();

+                parentPrim.TriggerScriptChangedEvent(Changed.LINK);

+            }

+        }

+

+        public void llBreakAllLinks()

+        {

+            m_host.AddScriptLPS(1);

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CHANGE_LINKS) == 0

+                && !m_automaticLinkPermission)

+            {

+                Error("llBreakAllLinks", "PERMISSION_CHANGE_LINKS permission not set");

+                return;

+            }

+

+            BreakAllLinks();

+        }

+

+        public void BreakAllLinks()

+        {

+            SceneObjectGroup parentPrim = m_host.ParentGroup;

+            if (parentPrim.AttachmentPoint != 0)

+                return; // Fail silently if attached

+

+            List<SceneObjectPart> parts = new List<SceneObjectPart>(parentPrim.Parts);

+            parts.Remove(parentPrim.RootPart);

+

+            foreach (SceneObjectPart part in parts)

+            {

+                parentPrim.DelinkFromGroup(part.LocalId, true);

+                parentPrim.TriggerScriptChangedEvent(Changed.LINK);

+            }

+            parentPrim.HasGroupChanged = true;

+            parentPrim.ScheduleGroupForFullUpdate();

+        }

+

+        public LSL_String llGetLinkKey(int linknum)

+        {

+            m_host.AddScriptLPS(1);

+

+            ISceneEntity entity = GetLinkEntity(m_host, linknum);

+

+            if (entity != null)

+                return entity.UUID.ToString();

+            else

+                return ScriptBaseClass.NULL_KEY;

+        }

+

+        /// <summary>

+        /// Returns the name of the child prim or seated avatar matching the

+        /// specified link number.

+        /// </summary>

+        /// <param name="linknum">

+        /// The number of a link in the linkset or a link-related constant.

+        /// </param>

+        /// <returns>

+        /// The name determined to match the specified link number.

+        /// </returns>

+        /// <remarks>

+        /// The rules governing the returned name are not simple. The only

+        /// time a blank name is returned is if the target prim has a blank

+        /// name. If no prim with the given link number can be found then

+        /// usually NULL_KEY is returned but there are exceptions.

+        ///

+        /// In a single unlinked prim, A call with 0 returns the name, all

+        /// other values for link number return NULL_KEY

+        ///

+        /// In link sets it is more complicated.

+        ///

+        /// If the script is in the root prim:-

+        ///     A zero link number returns NULL_KEY.

+        ///     Positive link numbers return the name of the prim, or NULL_KEY

+        ///     if a prim does not exist at that position.

+        ///     Negative link numbers return the name of the first child prim.

+        ///

+        /// If the script is in a child prim:-

+        ///     Link numbers 0 or 1 return the name of the root prim.

+        ///     Positive link numbers return the name of the prim or NULL_KEY

+        ///     if a prim does not exist at that position.

+        ///     Negative numbers return the name of the root prim.

+        ///

+        /// References

+        /// http://lslwiki.net/lslwiki/wakka.php?wakka=llGetLinkName

+        /// Mentions NULL_KEY being returned

+        /// http://wiki.secondlife.com/wiki/LlGetLinkName

+        /// Mentions using the LINK_* constants, some of which are negative

+        /// </remarks>

+        public LSL_String llGetLinkName(int linknum)

+        {

+            m_host.AddScriptLPS(1);

+

+            ISceneEntity entity = GetLinkEntity(m_host, linknum);

+

+            if (entity != null)

+                return entity.Name;

+            else

+                return ScriptBaseClass.NULL_KEY;

+        }

+

+        public LSL_Integer llGetInventoryNumber(int type)

+        {

+            m_host.AddScriptLPS(1);

+            int count = 0;

+

+            lock (m_host.TaskInventory)

+            {

+                foreach (KeyValuePair<UUID, TaskInventoryItem> inv in m_host.TaskInventory)

+                {

+                    if (inv.Value.Type == type || type == -1)

+                    {

+                        count = count + 1;

+                    }

+                }

+            }

+

+            return count;

+        }

+

+        public LSL_String llGetInventoryName(int type, int number)

+        {

+            m_host.AddScriptLPS(1);

+            ArrayList keys = new ArrayList();

+

+            lock (m_host.TaskInventory)

+            {

+                foreach (KeyValuePair<UUID, TaskInventoryItem> inv in m_host.TaskInventory)

+                {

+                    if (inv.Value.Type == type || type == -1)

+                    {

+                        keys.Add(inv.Value.Name);

+                    }

+                }

+            }

+

+            if (keys.Count == 0)

+            {

+                return String.Empty;

+            }

+            keys.Sort();

+            if (keys.Count > number)

+            {

+                return (string)keys[number];

+            }

+            return String.Empty;

+        }

+

+        public LSL_Float llGetEnergy()

+        {

+            m_host.AddScriptLPS(1);

+            // TODO: figure out real energy value

+            return 1.0f;

+        }

+

+        public void llGiveInventory(string destination, string inventory)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID destId = UUID.Zero;

+

+            if (!UUID.TryParse(destination, out destId))

+            {

+                Error("llGiveInventory", "Can't parse destination key '" + destination + "'");

+                return;

+            }

+

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(inventory);

+

+            if (item == null)

+            {

+                Error("llGiveInventory", "Can't find inventory object '" + inventory + "'");

+                return;

+            }

+

+            UUID objId = item.ItemID;

+

+            // check if destination is an object

+            if (World.GetSceneObjectPart(destId) != null)

+            {

+                // destination is an object

+                World.MoveTaskInventoryItem(destId, m_host, objId);

+            }

+            else

+            {

+                ScenePresence presence = World.GetScenePresence(destId);

+

+                if (presence == null)

+                {

+                    UserAccount account =

+                            World.UserAccountService.GetUserAccount(

+                            World.RegionInfo.ScopeID,

+                            destId);

+

+                    if (account == null)

+                    {

+                        GridUserInfo info = World.GridUserService.GetGridUserInfo(destId.ToString());

+                        if(info == null || info.Online == false)

+                        {

+                            Error("llGiveInventory", "Can't find destination '" + destId.ToString() + "'");

+                            return;

+                        }

+                    }

+                }

+                // destination is an avatar

+                string message;

+                InventoryItemBase agentItem = World.MoveTaskInventoryItem(destId, UUID.Zero, m_host, objId, out message);

+

+                if (agentItem == null)

+                {

+                    llSay(0, message); 

+                    return;

+                }

+

+                if (m_TransferModule != null)

+                {

+                    byte[] bucket = new byte[1];

+                    bucket[0] = (byte)item.Type;

+

+                    GridInstantMessage msg = new GridInstantMessage(World,

+                            m_host.OwnerID, m_host.Name, destId,

+                            (byte)InstantMessageDialog.TaskInventoryOffered,

+                            false, item.Name+". "+m_host.Name+" is located at "+

+                            World.RegionInfo.RegionName+" "+

+                            m_host.AbsolutePosition.ToString(),

+                            agentItem.ID, true, m_host.AbsolutePosition,

+                            bucket, true);

+

+                    m_TransferModule.SendInstantMessage(msg, delegate(bool success) {});

+                }

+

+                ScriptSleep(m_sleepMsOnGiveInventory);

+            }

+        }

+

+        public void llRemoveInventory(string name)

+        {

+            m_host.AddScriptLPS(1);

+

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+            if (item == null)

+                return;

+

+            if (item.ItemID == m_item.ItemID)

+                throw new ScriptDeleteException();

+            else

+                m_host.Inventory.RemoveInventoryItem(item.ItemID);

+        }

+

+        public void llSetText(string text, LSL_Vector color, double alpha)

+        {

+            m_host.AddScriptLPS(1);

+            Vector3 av3 = Util.Clip(color, 0.0f, 1.0f);

+            if (text.Length > 254)

+                text = text.Remove(254);

+

+            byte[] data;

+            do

+            {

+                data = Util.UTF8.GetBytes(text);

+                if (data.Length > 254)

+                    text = text.Substring(0, text.Length - 1);

+            } while (data.Length > 254);

+

+            m_host.SetText(text, av3, Util.Clip((float)alpha, 0.0f, 1.0f));

+            //m_host.ParentGroup.HasGroupChanged = true;

+            //m_host.ParentGroup.ScheduleGroupForFullUpdate();

+        }

+

+        public LSL_Float llWater(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            return World.RegionInfo.RegionSettings.WaterHeight;

+        }

+

+        public void llPassTouches(int pass)

+        {

+            m_host.AddScriptLPS(1);

+            if (pass != 0)

+                m_host.PassTouches = true;

+            else

+                m_host.PassTouches = false;

+        }

+

+        public LSL_String llRequestAgentData(string id, int data)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID uuid = (UUID)id;

+            PresenceInfo pinfo = null;

+            UserAccount account;

+

+            UserInfoCacheEntry ce;

+

+            lock (m_userInfoCache)

+            {

+                if (!m_userInfoCache.TryGetValue(uuid, out ce))

+                {

+                    account = World.UserAccountService.GetUserAccount(World.RegionInfo.ScopeID, uuid);

+                    if (account == null)

+                    {

+                        m_userInfoCache[uuid] = null; // Cache negative

+                        return UUID.Zero.ToString();

+                    }

+

+                    PresenceInfo[] pinfos = World.PresenceService.GetAgents(new string[] { uuid.ToString() });

+                    if (pinfos != null && pinfos.Length > 0)

+                    {

+                        foreach (PresenceInfo p in pinfos)

+                        {

+                            if (p.RegionID != UUID.Zero)

+                            {

+                                pinfo = p;

+                            }

+                        }

+                    }

+

+                    ce = new UserInfoCacheEntry();

+                    ce.time = Util.EnvironmentTickCount();

+                    ce.account = account;

+                    ce.pinfo = pinfo;

+

+                    m_userInfoCache[uuid] = ce;

+                }

+                else

+                {

+                    if (ce == null)

+                        return UUID.Zero.ToString();

+

+                    account = ce.account;

+

+                    if (Util.EnvironmentTickCount() < ce.time || (Util.EnvironmentTickCount() - ce.time) 

+                        >= LlRequestAgentDataCacheTimeoutMs)

+                    {

+                        PresenceInfo[] pinfos = World.PresenceService.GetAgents(new string[] { uuid.ToString() });

+                        if (pinfos != null && pinfos.Length > 0)

+                        {

+                            foreach (PresenceInfo p in pinfos)

+                            {

+                                if (p.RegionID != UUID.Zero)

+                                {

+                                    pinfo = p;

+                                }

+                            }

+                        }

+                        else

+                        {

+                            pinfo = null;

+                        }

+

+                        ce.time = Util.EnvironmentTickCount();

+                        ce.pinfo = pinfo;

+                    }

+                    else

+                    {

+                        pinfo = ce.pinfo;

+                    }

+                }

+            }

+

+            string reply = String.Empty;

+

+            switch (data)

+            {

+            case ScriptBaseClass.DATA_ONLINE:

+                if (pinfo != null && pinfo.RegionID != UUID.Zero)

+                    reply = "1";

+                else

+                    reply = "0";

+                break;

+            case ScriptBaseClass.DATA_NAME: // (First Last)

+                reply = account.FirstName + " " + account.LastName;

+                break;

+            case ScriptBaseClass.DATA_BORN: // (YYYY-MM-DD)

+                DateTime born = new DateTime(1970, 1, 1, 0, 0, 0, 0);

+                born = born.AddSeconds(account.Created);

+                reply = born.ToString("yyyy-MM-dd");

+                break;

+            case ScriptBaseClass.DATA_RATING: // (0,0,0,0,0,0)

+                reply = "0,0,0,0,0,0";

+                break;

+            case 7: // DATA_USERLEVEL (integer).  This is not available in LL and so has no constant.

+                reply = account.UserLevel.ToString();

+                break;

+            case ScriptBaseClass.DATA_PAYINFO: // (0|1|2|3)

+                reply = "0";

+                break;

+            default:

+                return UUID.Zero.ToString(); // Raise no event

+            }

+

+            UUID rq = UUID.Random();

+

+            UUID tid = AsyncCommands.

+                DataserverPlugin.RegisterRequest(m_host.LocalId,

+                                             m_item.ItemID, rq.ToString());

+

+            AsyncCommands.

+            DataserverPlugin.DataserverReply(rq.ToString(), reply);

+

+            ScriptSleep(m_sleepMsOnRequestAgentData);

+            return tid.ToString();

+        }

+

+        public LSL_String llRequestInventoryData(string name)

+        {

+            m_host.AddScriptLPS(1);

+

+            foreach (TaskInventoryItem item in m_host.Inventory.GetInventoryItems())

+            {

+                if (item.Type == 3 && item.Name == name)

+                {

+                    UUID tid = AsyncCommands.

+                        DataserverPlugin.RegisterRequest(m_host.LocalId,

+                                                     m_item.ItemID, item.AssetID.ToString());

+

+                    Vector3 region = new Vector3(World.RegionInfo.WorldLocX, World.RegionInfo.WorldLocY, 0);

+

+                    World.AssetService.Get(item.AssetID.ToString(), this,

+                        delegate(string i, object sender, AssetBase a)

+                        {

+                            AssetLandmark lm = new AssetLandmark(a);

+

+                            float rx = (uint)(lm.RegionHandle >> 32);

+                            float ry = (uint)lm.RegionHandle;

+                            region = lm.Position + new Vector3(rx, ry, 0) - region;

+

+                            string reply = region.ToString();

+                            AsyncCommands.

+                                DataserverPlugin.DataserverReply(i.ToString(),

+                                                             reply);

+                        });

+

+                    ScriptSleep(m_sleepMsOnRequestInventoryData);

+                    return tid.ToString();

+                }

+            }

+

+            ScriptSleep(m_sleepMsOnRequestInventoryData);

+            return String.Empty;

+        }

+

+        public void llSetDamage(double damage)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.ParentGroup.Damage = (float)damage;

+        }

+

+        public void llTeleportAgentHome(string agent)

+        {

+            m_host.AddScriptLPS(1);

+            UUID agentId = new UUID();

+            if (UUID.TryParse(agent, out agentId))

+            {

+                ScenePresence presence = World.GetScenePresence(agentId);

+                if (presence != null)

+                {

+                    // agent must be over the owners land

+                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)

+                    {

+                        World.TeleportClientHome(agentId, presence.ControllingClient);

+                    }

+                }

+            }

+

+            ScriptSleep(m_sleepMsOnSetDamage);

+        }

+

+        public void llTeleportAgent(string agent, string destination, LSL_Vector targetPos, LSL_Vector targetLookAt)

+        {

+            m_host.AddScriptLPS(1);

+            UUID agentId = new UUID();

+

+            if (UUID.TryParse(agent, out agentId))

+            {

+                ScenePresence presence = World.GetScenePresence(agentId);

+                if (presence != null && presence.PresenceType != PresenceType.Npc)

+                {

+                    // agent must not be a god

+                    if (presence.GodLevel >= 200) return;

+

+                    if (destination == String.Empty)

+                        destination = World.RegionInfo.RegionName;

+

+                    // agent must be over the owners land

+                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)

+                    {

+                        DoLLTeleport(presence, destination, targetPos, targetLookAt);

+                    }

+                    else // or must be wearing the prim

+                    {

+                        if (m_host.ParentGroup.AttachmentPoint != 0 && m_host.OwnerID == presence.UUID)

+                        {

+                            DoLLTeleport(presence, destination, targetPos, targetLookAt);

+                        }

+                    }

+                }

+            }

+        }

+

+        public void llTeleportAgentGlobalCoords(string agent, LSL_Vector global_coords, LSL_Vector targetPos, LSL_Vector targetLookAt)

+        {

+            m_host.AddScriptLPS(1);

+            UUID agentId = new UUID();

+

+            ulong regionHandle = Util.RegionWorldLocToHandle((uint)global_coords.x, (uint)global_coords.y);

+

+            if (UUID.TryParse(agent, out agentId))

+            {

+                ScenePresence presence = World.GetScenePresence(agentId);

+                if (presence != null && presence.PresenceType != PresenceType.Npc)

+                {

+                    // agent must not be a god

+                    if (presence.GodLevel >= 200) return;

+

+                    // agent must be over the owners land

+                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)

+                    {

+                        World.RequestTeleportLocation(presence.ControllingClient, regionHandle, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);

+                    }

+                    else // or must be wearing the prim

+                    {

+                        if (m_host.ParentGroup.AttachmentPoint != 0 && m_host.OwnerID == presence.UUID)

+                        {

+                            World.RequestTeleportLocation(presence.ControllingClient, regionHandle, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);

+                        }

+                    }

+                }

+            }

+        }

+

+        private void DoLLTeleport(ScenePresence sp, string destination, Vector3 targetPos, Vector3 targetLookAt)

+        {

+            UUID assetID = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, destination);

+

+            // The destinaion is not an asset ID and also doesn't name a landmark.

+            // Use it as a sim name

+            if (assetID == UUID.Zero)

+            {

+                World.RequestTeleportLocation(sp.ControllingClient, destination, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);

+                return;

+            }

+

+            AssetBase lma = World.AssetService.Get(assetID.ToString());

+            if (lma == null)

+                return;

+

+            if (lma.Type != (sbyte)AssetType.Landmark)

+                return;

+

+            AssetLandmark lm = new AssetLandmark(lma);

+

+            World.RequestTeleportLocation(sp.ControllingClient, lm.RegionHandle, targetPos, targetLookAt, (uint)TeleportFlags.ViaLocation);

+        }

+

+        public void llTextBox(string agent, string message, int chatChannel)

+        {

+            IDialogModule dm = World.RequestModuleInterface<IDialogModule>();

+

+            if (dm == null)

+                return;

+

+            m_host.AddScriptLPS(1);

+            UUID av = new UUID();

+            if (!UUID.TryParse(agent,out av))

+            {

+                Error("llTextBox", "First parameter must be a key");

+                return;

+            }

+

+            if (message == string.Empty)

+            {

+                Error("llTextBox", "Empty message");

+            }

+            else if (message.Length > 512)

+            {

+                Error("llTextBox", "Message more than 512 characters");

+            }

+            else

+            {

+                dm.SendTextBoxToUser(av, message, chatChannel, m_host.Name, m_host.UUID, m_host.OwnerID);

+                ScriptSleep(m_sleepMsOnTextBox);

+            }

+        }

+

+        public void llModifyLand(int action, int brush)

+        {

+            m_host.AddScriptLPS(1);

+            ITerrainModule tm = m_ScriptEngine.World.RequestModuleInterface<ITerrainModule>();

+            if (tm != null)

+            {

+                tm.ModifyTerrain(m_host.OwnerID, m_host.AbsolutePosition, (byte) brush, (byte) action, m_host.OwnerID);

+            }

+        }

+

+        public void llCollisionSound(string impact_sound, double impact_volume)

+        {

+            m_host.AddScriptLPS(1);

+

+            // TODO: Parameter check logic required.

+            m_host.CollisionSound = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, impact_sound, AssetType.Sound);

+            m_host.CollisionSoundVolume = (float)impact_volume;

+        }

+

+        public LSL_String llGetAnimation(string id)

+        {

+            // This should only return a value if the avatar is in the same region

+            m_host.AddScriptLPS(1);

+            UUID avatar = (UUID)id;

+            ScenePresence presence = World.GetScenePresence(avatar);

+            if (presence == null)

+                return "";

+

+            if (m_host.RegionHandle == presence.RegionHandle)

+            {

+                Dictionary<UUID, string> animationstateNames = DefaultAvatarAnimations.AnimStateNames;

+

+                if (presence != null)

+                {

+                    AnimationSet currentAnims = presence.Animator.Animations;

+                    string currentAnimationState = String.Empty;

+                    if (animationstateNames.TryGetValue(currentAnims.ImplicitDefaultAnimation.AnimID, out currentAnimationState))

+                        return currentAnimationState;

+                }

+            }

+

+            return String.Empty;

+        }

+

+        public void llMessageLinked(int linknumber, int num, string msg, string id)

+        {

+            m_host.AddScriptLPS(1);

+

+            List<SceneObjectPart> parts = GetLinkParts(linknumber);

+

+            UUID partItemID;

+            foreach (SceneObjectPart part in parts)

+            {

+                foreach (TaskInventoryItem item in part.Inventory.GetInventoryItems())

+                {

+                    if (item.Type == ScriptBaseClass.INVENTORY_SCRIPT)

+                    {

+                        partItemID = item.ItemID;

+                        int linkNumber = m_host.LinkNum;

+                        if (m_host.ParentGroup.PrimCount == 1)

+                            linkNumber = 0;

+

+                        object[] resobj = new object[]

+                                  {

+                                      new LSL_Integer(linkNumber), new LSL_Integer(num), new LSL_String(msg), new LSL_String(id)

+                                  };

+

+                        m_ScriptEngine.PostScriptEvent(partItemID,

+                                new EventParams("link_message",

+                                resobj, new DetectParams[0]));

+                    }

+                }

+            }

+        }

+

+        public void llPushObject(string target, LSL_Vector impulse, LSL_Vector ang_impulse, int local)

+        {

+            m_host.AddScriptLPS(1);

+            bool pushrestricted = World.RegionInfo.RegionSettings.RestrictPushing;

+            bool pushAllowed = false;

+

+            bool pusheeIsAvatar = false;

+            UUID targetID = UUID.Zero;

+

+            if (!UUID.TryParse(target,out targetID))

+                return;

+

+            ScenePresence pusheeav = null;

+            Vector3 PusheePos = Vector3.Zero;

+            SceneObjectPart pusheeob = null;

+

+            ScenePresence avatar = World.GetScenePresence(targetID);

+            if (avatar != null)

+            {

+                pusheeIsAvatar = true;

+

+                // Pushee doesn't have a physics actor

+                if (avatar.PhysicsActor == null)

+                    return;

+

+                // Pushee is in GodMode this pushing object isn't owned by them

+                if (avatar.GodLevel > 0 && m_host.OwnerID != targetID)

+                    return;

+

+                pusheeav = avatar;

+

+                // Find pushee position

+                // Pushee Linked?

+                SceneObjectPart sitPart = pusheeav.ParentPart;

+                if (sitPart != null)

+                    PusheePos = sitPart.AbsolutePosition;

+                else

+                    PusheePos = pusheeav.AbsolutePosition;

+            }

+

+            if (!pusheeIsAvatar)

+            {

+                // not an avatar so push is not affected by parcel flags

+                pusheeob = World.GetSceneObjectPart((UUID)target);

+

+                // We can't find object

+                if (pusheeob == null)

+                    return;

+

+                // Object not pushable.  Not an attachment and has no physics component

+                if (!pusheeob.ParentGroup.IsAttachment && pusheeob.PhysActor == null)

+                    return;

+

+                PusheePos = pusheeob.AbsolutePosition;

+                pushAllowed = true;

+            }

+            else

+            {

+                if (pushrestricted)

+                {

+                    ILandObject targetlandObj = World.LandChannel.GetLandObject(PusheePos);

+

+                    // We didn't find the parcel but region is push restricted so assume it is NOT ok

+                    if (targetlandObj == null)

+                        return;

+

+                    // Need provisions for Group Owned here

+                    if (m_host.OwnerID == targetlandObj.LandData.OwnerID ||

+                        targetlandObj.LandData.IsGroupOwned || m_host.OwnerID == targetID)

+                    {

+                        pushAllowed = true;

+                    }

+                }

+                else

+                {

+                    ILandObject targetlandObj = World.LandChannel.GetLandObject(PusheePos);

+                    if (targetlandObj == null)

+                    {

+                        // We didn't find the parcel but region isn't push restricted so assume it's ok

+                        pushAllowed = true;

+                    }

+                    else

+                    {

+                        // Parcel push restriction

+                        if ((targetlandObj.LandData.Flags & (uint)ParcelFlags.RestrictPushObject) == (uint)ParcelFlags.RestrictPushObject)

+                        {

+                            // Need provisions for Group Owned here

+                            if (m_host.OwnerID == targetlandObj.LandData.OwnerID ||

+                                targetlandObj.LandData.IsGroupOwned ||

+                                m_host.OwnerID == targetID)

+                            {

+                                pushAllowed = true;

+                            }

+

+                            //ParcelFlags.RestrictPushObject

+                            //pushAllowed = true;

+                        }

+                        else

+                        {

+                            // Parcel isn't push restricted

+                            pushAllowed = true;

+                        }

+                    }

+                }

+            }

+

+            if (pushAllowed)

+            {

+                float distance = (PusheePos - m_host.AbsolutePosition).Length();

+                float distance_term = distance * distance * distance; // Script Energy

+                float pusher_mass = m_host.GetMass();

+

+                float PUSH_ATTENUATION_DISTANCE = 17f;

+                float PUSH_ATTENUATION_SCALE = 5f;

+                float distance_attenuation = 1f;

+                if (distance > PUSH_ATTENUATION_DISTANCE)

+                {

+                    float normalized_units = 1f + (distance - PUSH_ATTENUATION_DISTANCE) / PUSH_ATTENUATION_SCALE;

+                    distance_attenuation = 1f / normalized_units;

+                }

+

+                Vector3 applied_linear_impulse = impulse;

+                {

+                    float impulse_length = applied_linear_impulse.Length();

+

+                    float desired_energy = impulse_length * pusher_mass;

+                    if (desired_energy > 0f)

+                        desired_energy += distance_term;

+

+                    float scaling_factor = 1f;

+                    scaling_factor *= distance_attenuation;

+                    applied_linear_impulse *= scaling_factor;

+

+                }

+

+                if (pusheeIsAvatar)

+                {

+                    if (pusheeav != null)

+                    {

+                        PhysicsActor pa = pusheeav.PhysicsActor;

+

+                        if (pa != null)

+                        {

+                            if (local != 0)

+                            {

+                                applied_linear_impulse *= m_host.GetWorldRotation();

+                            }

+

+                            pa.AddForce(applied_linear_impulse, true);

+                        }

+                    }

+                }

+                else

+                {

+                    if (pusheeob != null)

+                    {

+                        if (pusheeob.PhysActor != null)

+                        {

+                            pusheeob.ApplyImpulse(applied_linear_impulse, local != 0);

+                        }

+                    }

+                }

+            }

+        }

+

+        public void llPassCollisions(int pass)

+        {

+            m_host.AddScriptLPS(1);

+            if (pass == 0)

+            {

+                m_host.PassCollisions = false;

+            }

+            else

+            {

+                m_host.PassCollisions = true;

+            }

+        }

+

+        public LSL_String llGetScriptName()

+        {

+            m_host.AddScriptLPS(1);

+

+            return m_item.Name != null ? m_item.Name : String.Empty;

+        }

+

+        public LSL_Integer llGetLinkNumberOfSides(int link)

+        {

+            m_host.AddScriptLPS(1);

+

+            SceneObjectPart linkedPart;

+

+            if (link == ScriptBaseClass.LINK_ROOT)

+                linkedPart = m_host.ParentGroup.RootPart;

+            else if (link == ScriptBaseClass.LINK_THIS)

+                linkedPart = m_host;

+            else

+                linkedPart = m_host.ParentGroup.GetLinkNumPart(link);

+

+            return GetNumberOfSides(linkedPart);

+        }

+

+        public LSL_Integer llGetNumberOfSides()

+        {

+            m_host.AddScriptLPS(1);

+

+            return GetNumberOfSides(m_host);

+        }

+

+        protected int GetNumberOfSides(SceneObjectPart part)

+        {

+            int sides = part.GetNumberOfSides();

+

+            if (part.GetPrimType() == PrimType.SPHERE && part.Shape.ProfileHollow > 0)

+            {

+                // Make up for a bug where LSL shows 4 sides rather than 2

+                sides += 2;

+            }

+

+            return sides;

+        }

+

+

+        /* The new / changed functions were tested with the following LSL script:

+

+        default

+        {

+            state_entry()

+            {

+                rotation rot = llEuler2Rot(<0,70,0> * DEG_TO_RAD);

+

+                llOwnerSay("to get here, we rotate over: "+ (string) llRot2Axis(rot));

+                llOwnerSay("and we rotate for: "+ (llRot2Angle(rot) * RAD_TO_DEG));

+

+                // convert back and forth between quaternion <-> vector and angle

+

+                rotation newrot = llAxisAngle2Rot(llRot2Axis(rot),llRot2Angle(rot));

+

+                llOwnerSay("Old rotation was: "+(string) rot);

+                llOwnerSay("re-converted rotation is: "+(string) newrot);

+

+                llSetRot(rot);  // to check the parameters in the prim

+            }

+        }

+        */

+

+        // Xantor 29/apr/2008

+        // Returns rotation described by rotating angle radians about axis.

+        // q = cos(a/2) + i (x * sin(a/2)) + j (y * sin(a/2)) + k (z * sin(a/2))

+        public LSL_Rotation llAxisAngle2Rot(LSL_Vector axis, double angle)

+        {

+            m_host.AddScriptLPS(1);

+

+            double x, y, z, s, t;

+

+            s = Math.Cos(angle * 0.5);

+            t = Math.Sin(angle * 0.5); // temp value to avoid 2 more sin() calcs

+            axis =  LSL_Vector.Norm(axis);

+            x = axis.x * t;

+            y = axis.y * t;

+            z = axis.z * t;

+

+            return new LSL_Rotation(x,y,z,s);

+        }

+

+        /// <summary>

+        /// Returns the axis of rotation for a quaternion

+        /// </summary>

+        /// <returns></returns>

+        /// <param name='rot'></param>

+        public LSL_Vector llRot2Axis(LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (Math.Abs(rot.s) > 1) // normalization needed

+                rot.Normalize();

+

+            double s = Math.Sqrt(1 - rot.s * rot.s);

+            if (s < 0.001)

+            {

+                return new LSL_Vector(1, 0, 0);

+            }

+            else

+            {

+                double invS = 1.0 / s;

+                if (rot.s < 0) invS = -invS;

+                return new LSL_Vector(rot.x * invS, rot.y * invS, rot.z * invS);

+            }

+        }

+

+

+        // Returns the angle of a quaternion (see llRot2Axis for the axis)

+        public LSL_Float llRot2Angle(LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (Math.Abs(rot.s) > 1) // normalization needed

+                rot.Normalize();

+

+            double angle = 2 * Math.Acos(rot.s);

+            if (angle > Math.PI) 

+                angle = 2 * Math.PI - angle;

+

+            return angle;

+        }

+

+        public LSL_Float llAcos(double val)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Acos(val);

+        }

+

+        public LSL_Float llAsin(double val)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Asin(val);

+        }

+

+        // jcochran 5/jan/2012

+        public LSL_Float llAngleBetween(LSL_Rotation a, LSL_Rotation b)

+        {

+            m_host.AddScriptLPS(1);

+

+            double aa = (a.x * a.x + a.y * a.y + a.z * a.z + a.s * a.s);

+            double bb = (b.x * b.x + b.y * b.y + b.z * b.z + b.s * b.s);

+            double aa_bb = aa * bb;

+            if (aa_bb == 0) return 0.0;

+            double ab = (a.x * b.x + a.y * b.y + a.z * b.z + a.s * b.s);

+            double quotient = (ab * ab) / aa_bb;

+            if (quotient >= 1.0) return 0.0;

+            return Math.Acos(2 * quotient - 1);

+        }

+

+        public LSL_String llGetInventoryKey(string name)

+        {

+            m_host.AddScriptLPS(1);

+

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+            if (item == null)

+                return UUID.Zero.ToString();

+

+            if ((item.CurrentPermissions

+                 & (uint)(PermissionMask.Copy | PermissionMask.Transfer | PermissionMask.Modify))

+                    == (uint)(PermissionMask.Copy | PermissionMask.Transfer | PermissionMask.Modify))

+            {

+                return item.AssetID.ToString();

+            }

+

+            return UUID.Zero.ToString();

+        }

+

+        public void llAllowInventoryDrop(int add)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (add != 0)

+                m_host.ParentGroup.RootPart.AllowedDrop = true;

+            else

+                m_host.ParentGroup.RootPart.AllowedDrop = false;

+

+            // Update the object flags

+            m_host.ParentGroup.RootPart.aggregateScriptEvents();

+        }

+

+        public LSL_Vector llGetSunDirection()

+        {

+            m_host.AddScriptLPS(1);

+

+            LSL_Vector SunDoubleVector3;

+            Vector3 SunFloatVector3;

+

+            // sunPosition estate setting is set in OpenSim.Region.CoreModules.SunModule

+            // have to convert from Vector3 (float) to LSL_Vector (double)

+            SunFloatVector3 = World.RegionInfo.RegionSettings.SunVector;

+            SunDoubleVector3.x = (double)SunFloatVector3.X;

+            SunDoubleVector3.y = (double)SunFloatVector3.Y;

+            SunDoubleVector3.z = (double)SunFloatVector3.Z;

+

+            return SunDoubleVector3;

+        }

+

+        public LSL_Vector llGetTextureOffset(int face)

+        {

+            m_host.AddScriptLPS(1);

+            return GetTextureOffset(m_host, face);

+        }

+

+        protected LSL_Vector GetTextureOffset(SceneObjectPart part, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            LSL_Vector offset = new LSL_Vector();

+            if (face == ScriptBaseClass.ALL_SIDES)

+            {

+                face = 0;

+            }

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                offset.x = tex.GetFace((uint)face).OffsetU;

+                offset.y = tex.GetFace((uint)face).OffsetV;

+                offset.z = 0.0;

+                return offset;

+            }

+            else

+            {

+                return offset;

+            }

+        }

+

+        public LSL_Vector llGetTextureScale(int side)

+        {

+            m_host.AddScriptLPS(1);

+            Primitive.TextureEntry tex = m_host.Shape.Textures;

+            LSL_Vector scale;

+            if (side == -1)

+            {

+                side = 0;

+            }

+            scale.x = tex.GetFace((uint)side).RepeatU;

+            scale.y = tex.GetFace((uint)side).RepeatV;

+            scale.z = 0.0;

+            return scale;

+        }

+

+        public LSL_Float llGetTextureRot(int face)

+        {

+            m_host.AddScriptLPS(1);

+            return GetTextureRot(m_host, face);

+        }

+

+        protected LSL_Float GetTextureRot(SceneObjectPart part, int face)

+        {

+            Primitive.TextureEntry tex = part.Shape.Textures;

+            if (face == -1)

+            {

+                face = 0;

+            }

+            if (face >= 0 && face < GetNumberOfSides(part))

+            {

+                return tex.GetFace((uint)face).Rotation;

+            }

+            else

+            {

+                return 0.0;

+            }

+        }

+

+        public LSL_Integer llSubStringIndex(string source, string pattern)

+        {

+            m_host.AddScriptLPS(1);

+            return source.IndexOf(pattern);

+        }

+

+        public LSL_String llGetOwnerKey(string id)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key = new UUID();

+            if (UUID.TryParse(id, out key))

+            {

+                try

+                {

+                    SceneObjectPart obj = World.GetSceneObjectPart(key);

+                    if (obj == null)

+                        return id; // the key is for an agent so just return the key

+                    else

+                        return obj.OwnerID.ToString();

+                }

+                catch (KeyNotFoundException)

+                {

+                    return id; // The Object/Agent not in the region so just return the key

+                }

+            }

+            else

+            {

+                return UUID.Zero.ToString();

+            }

+        }

+

+        public LSL_Vector llGetCenterOfMass()

+        {

+            m_host.AddScriptLPS(1);

+

+            return new LSL_Vector(m_host.GetCenterOfMass());

+        }

+

+        public LSL_List llListSort(LSL_List src, int stride, int ascending)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (stride <= 0)

+            {

+                stride = 1;

+            }

+            return src.Sort(stride, ascending);

+        }

+

+        public LSL_Integer llGetListLength(LSL_List src)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (src == null)

+            {

+                return 0;

+            }

+            else

+            {

+                return src.Length;

+            }

+        }

+

+        public LSL_Integer llList2Integer(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+            if (index >= src.Length || index < 0)

+            {

+                return 0;

+            }

+

+            // Vectors & Rotations always return zero in SL, but

+            //  keys don't always return zero, it seems to be a bit complex.

+            else if (src.Data[index] is LSL_Vector ||

+                    src.Data[index] is LSL_Rotation)

+            {

+                return 0;

+            }

+            try

+            {

+

+                if (src.Data[index] is LSL_Integer)

+                    return (LSL_Integer)src.Data[index];

+                else if (src.Data[index] is LSL_Float)

+                    return Convert.ToInt32(((LSL_Float)src.Data[index]).value);

+                return new LSL_Integer(src.Data[index].ToString());

+            }

+            catch (FormatException)

+            {

+                return 0;

+            }

+        }

+

+        public LSL_Float llList2Float(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+            if (index >= src.Length || index < 0)

+            {

+                return 0.0;

+            }

+

+            // Vectors & Rotations always return zero in SL

+            else if (src.Data[index] is LSL_Vector ||

+                    src.Data[index] is LSL_Rotation)

+            {

+                return 0;

+            }

+            // valid keys seem to get parsed as integers then converted to floats

+            else

+            {

+                UUID uuidt;

+                if (src.Data[index] is LSL_Key && UUID.TryParse(src.Data[index].ToString(), out uuidt))

+                {

+                    return Convert.ToDouble(new LSL_Integer(src.Data[index].ToString()).value);

+                }

+            }

+            try

+            {

+                if (src.Data[index] is LSL_Integer)

+                    return Convert.ToDouble(((LSL_Integer)src.Data[index]).value);

+                else if (src.Data[index] is LSL_Float)

+                    return Convert.ToDouble(((LSL_Float)src.Data[index]).value);

+                else if (src.Data[index] is LSL_String)

+                    return Convert.ToDouble(((LSL_String)src.Data[index]).m_string);

+                return Convert.ToDouble(src.Data[index]);

+            }

+            catch (FormatException)

+            {

+                return 0.0;

+            }

+        }

+

+        public LSL_String llList2String(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+            if (index >= src.Length || index < 0)

+            {

+                return String.Empty;

+            }

+            return src.Data[index].ToString();

+        }

+

+        public LSL_Key llList2Key(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+

+            if (index >= src.Length || index < 0)

+            {

+                return "";

+            }

+

+            // SL spits out an empty string for types other than key & string

+            // At the time of patching, LSL_Key is currently LSL_String,

+            // so the OR check may be a little redundant, but it's being done

+            // for completion and should LSL_Key ever be implemented

+            // as it's own struct

+            // NOTE: 3rd case is needed because a NULL_KEY comes through as

+            // type 'obj' and wrongly returns ""

+            else if (!(src.Data[index] is LSL_String ||

+                       src.Data[index] is LSL_Key ||

+                       src.Data[index].ToString() == "00000000-0000-0000-0000-000000000000"))

+            {

+                return "";

+            }

+

+            return src.Data[index].ToString();

+        }

+

+        public LSL_Vector llList2Vector(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+            if (index >= src.Length || index < 0)

+            {

+                return new LSL_Vector(0, 0, 0);

+            }

+            if (src.Data[index].GetType() == typeof(LSL_Vector))

+            {

+                return (LSL_Vector)src.Data[index];

+            }

+

+            // SL spits always out ZERO_VECTOR for anything other than

+            // strings or vectors. Although keys always return ZERO_VECTOR,

+            // it is currently difficult to make the distinction between

+            // a string, a key as string and a string that by coincidence

+            // is a string, so we're going to leave that up to the

+            // LSL_Vector constructor.

+            else if (!(src.Data[index] is LSL_String ||

+                    src.Data[index] is LSL_Vector))

+            {

+                return new LSL_Vector(0, 0, 0);

+            }

+            else

+            {

+                return new LSL_Vector(src.Data[index].ToString());

+            }

+        }

+

+        public LSL_Rotation llList2Rot(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+            if (index >= src.Length || index < 0)

+            {

+                return new LSL_Rotation(0, 0, 0, 1);

+            }

+

+            // SL spits always out ZERO_ROTATION for anything other than

+            // strings or vectors. Although keys always return ZERO_ROTATION,

+            // it is currently difficult to make the distinction between

+            // a string, a key as string and a string that by coincidence

+            // is a string, so we're going to leave that up to the

+            // LSL_Rotation constructor.

+            else if (!(src.Data[index] is LSL_String ||

+                    src.Data[index] is LSL_Rotation))

+            {

+                return new LSL_Rotation(0, 0, 0, 1);

+            }

+            else if (src.Data[index].GetType() == typeof(LSL_Rotation))

+            {

+                return (LSL_Rotation)src.Data[index];

+            }

+            else

+            {

+                return new LSL_Rotation(src.Data[index].ToString());

+            }

+        }

+

+        public LSL_List llList2List(LSL_List src, int start, int end)

+        {

+            m_host.AddScriptLPS(1);

+            return src.GetSublist(start, end);

+        }

+

+        public LSL_List llDeleteSubList(LSL_List src, int start, int end)

+        {

+            return src.DeleteSublist(start, end);

+        }

+

+        public LSL_Integer llGetListEntryType(LSL_List src, int index)

+        {

+            m_host.AddScriptLPS(1);

+            if (index < 0)

+            {

+                index = src.Length + index;

+            }

+            if (index >= src.Length)

+            {

+                return 0;

+            }

+

+            if (src.Data[index] is LSL_Integer || src.Data[index] is Int32)

+                return 1;

+            if (src.Data[index] is LSL_Float || src.Data[index] is Single || src.Data[index] is Double)

+                return 2;

+            if (src.Data[index] is LSL_String || src.Data[index] is String)

+            {

+                UUID tuuid;

+                if (UUID.TryParse(src.Data[index].ToString(), out tuuid))

+                {

+                    return 4;

+                }

+                else

+                {

+                    return 3;

+                }

+            }

+            if (src.Data[index] is LSL_Vector)

+                return 5;

+            if (src.Data[index] is LSL_Rotation)

+                return 6;

+            if (src.Data[index] is LSL_List)

+                return 7;

+            return 0;

+

+        }

+

+        /// <summary>

+        /// Process the supplied list and return the

+        /// content of the list formatted as a comma

+        /// separated list. There is a space after

+        /// each comma.

+        /// </summary>

+        public LSL_String llList2CSV(LSL_List src)

+        {

+            m_host.AddScriptLPS(1);

+

+            return string.Join(", ",

+                    (new List<object>(src.Data)).ConvertAll<string>(o =>

+                    {

+                        return o.ToString();

+                    }).ToArray());

+        }

+

+        /// <summary>

+        /// The supplied string is scanned for commas

+        /// and converted into a list. Commas are only

+        /// effective if they are encountered outside

+        /// of '<' '>' delimiters. Any whitespace

+        /// before or after an element is trimmed.

+        /// </summary>

+

+        public LSL_List llCSV2List(string src)

+        {

+

+            LSL_List result = new LSL_List();

+            int parens = 0;

+            int start  = 0;

+            int length = 0;

+

+            m_host.AddScriptLPS(1);

+

+            for (int i = 0; i < src.Length; i++)

+            {

+                switch (src[i])

+                {

+                    case '<':

+                        parens++;

+                        length++;

+                        break;

+                    case '>':

+                        if (parens > 0)

+                            parens--;

+                        length++;

+                        break;

+                    case ',':

+                        if (parens == 0)

+                        {

+                            result.Add(new LSL_String(src.Substring(start,length).Trim()));

+                            start += length+1;

+                            length = 0;

+                        }

+                        else

+                        {

+                            length++;

+                        }

+                        break;

+                    default:

+                        length++;

+                        break;

+                }

+            }

+

+            result.Add(new LSL_String(src.Substring(start,length).Trim()));

+

+            return result;

+        }

+

+        ///  <summary>

+        ///  Randomizes the list, be arbitrarily reordering

+        ///  sublists of stride elements. As the stride approaches

+        ///  the size of the list, the options become very

+        ///  limited.

+        ///  </summary>

+        ///  <remarks>

+        ///  This could take a while for very large list

+        ///  sizes.

+        ///  </remarks>

+

+        public LSL_List llListRandomize(LSL_List src, int stride)

+        {

+            LSL_List result;

+            BetterRandom rand = new BetterRandom();

+

+            int   chunkk;

+            int[] chunks;

+

+            m_host.AddScriptLPS(1);

+

+            if (stride <= 0)

+            {

+                stride = 1;

+            }

+

+            // Stride MUST be a factor of the list length

+            // If not, then return the src list. This also

+            // traps those cases where stride > length.

+

+            if (src.Length != stride && src.Length % stride == 0)

+            {

+                chunkk = src.Length/stride;

+

+                chunks = new int[chunkk];

+

+                for (int i = 0; i < chunkk; i++)

+                {

+                    chunks[i] = i;

+                }

+

+                // Knuth shuffle the chunkk index

+                for (int i = chunkk - 1; i > 0; i--)

+                {

+                    // Elect an unrandomized chunk to swap

+                    int index = rand.Next(i + 1);

+

+                    // and swap position with first unrandomized chunk

+                    int tmp = chunks[i];

+                    chunks[i] = chunks[index];

+                    chunks[index] = tmp;

+                }

+

+                // Construct the randomized list

+

+                result = new LSL_List();

+

+                for (int i = 0; i < chunkk; i++)

+                {

+                    for (int j = 0; j < stride; j++)

+                    {

+                        result.Add(src.Data[chunks[i] * stride + j]);

+                    }

+                }

+            }

+            else {

+                object[] array = new object[src.Length];

+                Array.Copy(src.Data, 0, array, 0, src.Length);

+                result = new LSL_List(array);

+            }

+

+            return result;

+        }

+

+        /// <summary>

+        /// Elements in the source list starting with 0 and then

+        /// every i+stride. If the stride is negative then the scan

+        /// is backwards producing an inverted result.

+        /// Only those elements that are also in the specified

+        /// range are included in the result.

+        /// </summary>

+

+        public LSL_List llList2ListStrided(LSL_List src, int start, int end, int stride)

+        {

+

+            LSL_List result = new LSL_List();

+            int[] si = new int[2];

+            int[] ei = new int[2];

+            bool twopass = false;

+

+            m_host.AddScriptLPS(1);

+

+            //  First step is always to deal with negative indices

+

+            if (start < 0)

+                start = src.Length+start;

+            if (end   < 0)

+                end   = src.Length+end;

+

+            //  Out of bounds indices are OK, just trim them

+            //  accordingly

+

+            if (start > src.Length)

+                start = src.Length;

+

+            if (end > src.Length)

+                end = src.Length;

+

+            if (stride == 0)

+                stride = 1;

+

+            //  There may be one or two ranges to be considered

+

+            if (start != end)

+            {

+

+                if (start <= end)

+                {

+                   si[0] = start;

+                   ei[0] = end;

+                }

+                else

+                {

+                   si[1] = start;

+                   ei[1] = src.Length;

+                   si[0] = 0;

+                   ei[0] = end;

+                   twopass = true;

+                }

+

+                //  The scan always starts from the beginning of the

+                //  source list, but members are only selected if they

+                //  fall within the specified sub-range. The specified

+                //  range values are inclusive.

+                //  A negative stride reverses the direction of the

+                //  scan producing an inverted list as a result.

+

+                if (stride > 0)

+                {

+                    for (int i = 0; i < src.Length; i += stride)

+                    {

+                        if (i<=ei[0] && i>=si[0])

+                            result.Add(src.Data[i]);

+                        if (twopass && i>=si[1] && i<=ei[1])

+                            result.Add(src.Data[i]);

+                    }

+                }

+                else if (stride < 0)

+                {

+                    for (int i = src.Length - 1; i >= 0; i += stride)

+                    {

+                        if (i <= ei[0] && i >= si[0])

+                            result.Add(src.Data[i]);

+                        if (twopass && i >= si[1] && i <= ei[1])

+                            result.Add(src.Data[i]);

+                    }

+                }

+            }

+            else

+            {

+                if (start%stride == 0)

+                {

+                    result.Add(src.Data[start]);

+                }

+            }

+

+            return result;

+        }

+

+        public LSL_Integer llGetRegionAgentCount()

+        {

+            m_host.AddScriptLPS(1);

+            return new LSL_Integer(World.GetRootAgentCount());

+        }

+

+        public LSL_Vector llGetRegionCorner()

+        {

+            m_host.AddScriptLPS(1);

+            return new LSL_Vector(World.RegionInfo.WorldLocX, World.RegionInfo.WorldLocY, 0);

+        }

+

+        public LSL_String llGetEnv(LSL_String name)

+        {

+            m_host.AddScriptLPS(1);

+            if (name == "agent_limit")

+            {

+                return World.RegionInfo.RegionSettings.AgentLimit.ToString();

+            }

+            else if (name == "dynamic_pathfinding")

+            {

+                return "0";

+            }

+            else if (name == "estate_id")

+            {

+                return World.RegionInfo.EstateSettings.EstateID.ToString();

+            }

+            else if (name == "estate_name")

+            {

+                return World.RegionInfo.EstateSettings.EstateName;

+            }

+            else if (name == "frame_number")

+            {

+                return World.Frame.ToString();

+            }

+            else if (name == "region_cpu_ratio")

+            {

+                return "1";

+            }

+            else if (name == "region_idle")

+            {

+                return "0";

+            }

+            else if (name == "region_product_name")

+            {

+                if (World.RegionInfo.RegionType != String.Empty)

+                    return World.RegionInfo.RegionType;

+                else

+                    return "";

+            }

+            else if (name == "region_product_sku")

+            {

+                return "OpenSim";

+            }

+            else if (name == "region_start_time")

+            {

+                return World.UnixStartTime.ToString();

+            }

+            else if (name == "sim_channel")

+            {

+                return "OpenSim";

+            }

+            else if (name == "sim_version")

+            {

+                return World.GetSimulatorVersion();

+            }

+            else if (name == "simulator_hostname")

+            {

+                IUrlModule UrlModule = World.RequestModuleInterface<IUrlModule>();

+                return UrlModule.ExternalHostNameForLSL;

+            }

+            else

+            {

+                return "";

+            }

+        }

+

+        /// <summary>

+        /// Insert the list identified by <paramref name="src"/> into the

+        /// list designated by <paramref name="dest"/> such that the first

+        /// new element has the index specified by <paramref name="index"/>

+        /// </summary>

+

+        public LSL_List llListInsertList(LSL_List dest, LSL_List src, int index)

+        {

+

+            LSL_List pref = null;

+            LSL_List suff = null;

+

+            m_host.AddScriptLPS(1);

+

+            if (index < 0)

+            {

+                index = index+dest.Length;

+                if (index < 0)

+                {

+                    index = 0;

+                }

+            }

+

+            if (index != 0)

+            {

+                pref = dest.GetSublist(0,index-1);

+                if (index < dest.Length)

+                {

+                    suff = dest.GetSublist(index,-1);

+                    return pref + src + suff;

+                }

+                else

+                {

+                    return pref + src;

+                }

+            }

+            else

+            {

+                if (index < dest.Length)

+                {

+                    suff = dest.GetSublist(index,-1);

+                    return src + suff;

+                }

+                else

+                {

+                    return src;

+                }

+            }

+

+        }

+

+        /// <summary>

+        /// Returns the index of the first occurrence of test

+        /// in src.

+        /// </summary>

+        /// <param name="src">Source list</param>

+        /// <param name="test">List to search for</param>

+        /// <returns>

+        /// The index number of the point in src where test was found if it was found.

+        /// Otherwise returns -1

+        /// </returns>

+        public LSL_Integer llListFindList(LSL_List src, LSL_List test)

+        {

+            int index  = -1;

+            int length = src.Length - test.Length + 1;

+

+            m_host.AddScriptLPS(1);

+

+            // If either list is empty, do not match

+            if (src.Length != 0 && test.Length != 0)

+            {

+                for (int i = 0; i < length; i++)

+                {

+                    // Why this piece of insanity?  This is because most script constants are C# value types (e.g. int)

+                    // rather than wrapped LSL types.  Such a script constant does not have int.Equal(LSL_Integer) code

+                    // and so the comparison fails even if the LSL_Integer conceptually has the same value.

+                    // Therefore, here we test Equals on both the source and destination objects.

+                    // However, a future better approach may be use LSL struct script constants (e.g. LSL_Integer(1)).

+                    if (src.Data[i].Equals(test.Data[0]) || test.Data[0].Equals(src.Data[i]))

+                    {

+                        int j;

+                        for (j = 1; j < test.Length; j++)

+                            if (!(src.Data[i+j].Equals(test.Data[j]) || test.Data[j].Equals(src.Data[i+j])))

+                                break;

+

+                        if (j == test.Length)

+                        {

+                            index = i;

+                            break;

+                        }

+                    }

+                }

+            }

+

+            return index;

+        }

+

+        public LSL_String llGetObjectName()

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.Name !=null ? m_host.Name : String.Empty;

+        }

+

+        public void llSetObjectName(string name)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.Name = name != null ? name : String.Empty;

+        }

+

+        public LSL_String llGetDate()

+        {

+            m_host.AddScriptLPS(1);

+            DateTime date = DateTime.Now.ToUniversalTime();

+            string result = date.ToString("yyyy-MM-dd");

+            return result;

+        }

+

+        public LSL_Integer llEdgeOfWorld(LSL_Vector pos, LSL_Vector dir)

+        {

+            m_host.AddScriptLPS(1);

+

+            // edge will be used to pass the Region Coordinates offset

+            // we want to check for a neighboring sim

+            LSL_Vector edge = new LSL_Vector(0, 0, 0);

+

+            if (dir.x == 0)

+            {

+                if (dir.y == 0)

+                {

+                    // Direction vector is 0,0 so return

+                    // false since we're staying in the sim

+                    return 0;

+                }

+                else

+                {

+                    // Y is the only valid direction

+                    edge.y = dir.y / Math.Abs(dir.y);

+                }

+            }

+            else

+            {

+                LSL_Float mag;

+                if (dir.x > 0)

+                {

+                    mag = (World.RegionInfo.RegionSizeX - pos.x) / dir.x;

+                }

+                else

+                {

+                    mag = (pos.x/dir.x);

+                }

+

+                mag = Math.Abs(mag);

+

+                edge.y = pos.y + (dir.y * mag);

+

+                if (edge.y > World.RegionInfo.RegionSizeY || edge.y < 0)

+                {

+                    // Y goes out of bounds first

+                    edge.y = dir.y / Math.Abs(dir.y);

+                }

+                else

+                {

+                    // X goes out of bounds first or its a corner exit

+                    edge.y = 0;

+                    edge.x = dir.x / Math.Abs(dir.x);

+                }

+            }

+

+            List<GridRegion> neighbors = World.GridService.GetNeighbours(World.RegionInfo.ScopeID, World.RegionInfo.RegionID);

+

+            uint neighborX = World.RegionInfo.RegionLocX + (uint)dir.x;

+            uint neighborY = World.RegionInfo.RegionLocY + (uint)dir.y;

+

+            foreach (GridRegion sri in neighbors)

+            {

+                if (sri.RegionCoordX == neighborX && sri.RegionCoordY == neighborY)

+                    return 0;

+            }

+

+            return 1;

+        }

+

+        /// <summary>

+        /// Not fully implemented yet. Still to do:-

+        /// AGENT_BUSY

+        /// Remove as they are done

+        /// </summary>

+        public LSL_Integer llGetAgentInfo(string id)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID key = new UUID();

+            if (!UUID.TryParse(id, out key))

+            {

+                return 0;

+            }

+

+            int flags = 0;

+

+            ScenePresence agent = World.GetScenePresence(key);

+            if (agent == null)

+            {

+                return 0;

+            }

+

+            if (agent.IsChildAgent)

+                return 0; // Fail if they are not in the same region

+

+            // note: in OpenSim, sitting seems to cancel AGENT_ALWAYS_RUN, unlike SL

+            if (agent.SetAlwaysRun)

+            {

+                flags |= ScriptBaseClass.AGENT_ALWAYS_RUN;

+            }

+

+            if (agent.HasAttachments())

+            {

+                flags |= ScriptBaseClass.AGENT_ATTACHMENTS;

+                if (agent.HasScriptedAttachments())

+                    flags |= ScriptBaseClass.AGENT_SCRIPTED;

+            }

+

+            if ((agent.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY) != 0)

+            {

+                flags |= ScriptBaseClass.AGENT_FLYING;

+                flags |= ScriptBaseClass.AGENT_IN_AIR; // flying always implies in-air, even if colliding with e.g. a wall

+            }

+

+            if ((agent.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_AWAY) != 0)

+            {

+                flags |= ScriptBaseClass.AGENT_AWAY;

+            }

+

+            // seems to get unset, even if in mouselook, when avatar is sitting on a prim???

+            if ((agent.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_MOUSELOOK) != 0)

+            {

+                flags |= ScriptBaseClass.AGENT_MOUSELOOK;

+            }

+

+            if ((agent.State & (byte)AgentState.Typing) != (byte)0)

+            {

+                flags |= ScriptBaseClass.AGENT_TYPING;

+            }

+

+            string agentMovementAnimation = agent.Animator.CurrentMovementAnimation;

+

+            if (agentMovementAnimation == "CROUCH")

+            {

+                flags |= ScriptBaseClass.AGENT_CROUCHING;

+            }

+

+            if (agentMovementAnimation == "WALK" || agentMovementAnimation == "CROUCHWALK")

+            {

+                flags |= ScriptBaseClass.AGENT_WALKING;

+            }

+

+            // not colliding implies in air. Note: flying also implies in-air, even if colliding (see above)

+

+            // note: AGENT_IN_AIR and AGENT_WALKING seem to be mutually exclusive states in SL.

+

+            // note: this may need some tweaking when walking downhill. you "fall down" for a brief instant

+            // and don't collide when walking downhill, which instantly registers as in-air, briefly. should

+            // there be some minimum non-collision threshold time before claiming the avatar is in-air?

+            if ((flags & ScriptBaseClass.AGENT_WALKING) == 0 && !agent.IsColliding )

+            {

+                    flags |= ScriptBaseClass.AGENT_IN_AIR;

+            }

+

+             if (agent.ParentPart != null)

+             {

+                 flags |= ScriptBaseClass.AGENT_ON_OBJECT;

+                 flags |= ScriptBaseClass.AGENT_SITTING;

+             }

+

+             if (agent.Animator.Animations.ImplicitDefaultAnimation.AnimID

+                == DefaultAvatarAnimations.AnimsUUID["SIT_GROUND_CONSTRAINED"])

+             {

+                 flags |= ScriptBaseClass.AGENT_SITTING;

+             }

+

+            return flags;

+        }

+

+        public LSL_String llGetAgentLanguage(string id)

+        {

+            // This should only return a value if the avatar is in the same region, but eh. idc.

+            m_host.AddScriptLPS(1);

+            if (World.AgentPreferencesService == null)

+            {

+                Error("llGetAgentLanguage", "No AgentPreferencesService present");

+            }

+            else

+            {

+                UUID key = new UUID();

+                if (UUID.TryParse(id, out key))

+                {

+                    return new LSL_String(World.AgentPreferencesService.GetLang(key));

+                }

+            }

+            return new LSL_String("en-us");

+        }

+        /// <summary>

+        /// http://wiki.secondlife.com/wiki/LlGetAgentList

+        /// The list of options is currently not used in SL

+        /// scope is one of:-

+        /// AGENT_LIST_REGION - all in the region

+        /// AGENT_LIST_PARCEL - all in the same parcel as the scripted object

+        /// AGENT_LIST_PARCEL_OWNER - all in any parcel owned by the owner of the

+        /// current parcel.

+        /// </summary>

+        public LSL_List llGetAgentList(LSL_Integer scope, LSL_List options)

+        {

+            m_host.AddScriptLPS(1);

+

+            // the constants are 1, 2 and 4 so bits are being set, but you

+            // get an error "INVALID_SCOPE" if it is anything but 1, 2 and 4

+            bool regionWide = scope == ScriptBaseClass.AGENT_LIST_REGION;

+            bool parcelOwned = scope == ScriptBaseClass.AGENT_LIST_PARCEL_OWNER;

+            bool parcel = scope == ScriptBaseClass.AGENT_LIST_PARCEL;

+

+            LSL_List result = new LSL_List();

+

+            if (!regionWide && !parcelOwned && !parcel)

+            {

+                result.Add("INVALID_SCOPE");

+                return result;

+            }

+

+            ILandObject land;

+            UUID id = UUID.Zero;

+

+            if (parcel || parcelOwned)

+            {

+                land = World.LandChannel.GetLandObject(m_host.ParentGroup.RootPart.GetWorldPosition());

+                if (land == null)

+                {

+                    id = UUID.Zero;

+                }

+                else

+                {

+                    if (parcelOwned)

+                    {

+                        id = land.LandData.OwnerID;

+                    }

+                    else

+                    {

+                        id = land.LandData.GlobalID;

+                    }

+                }

+            }

+

+            World.ForEachRootScenePresence(

+                delegate (ScenePresence ssp)

+                {

+                    // Gods are not listed in SL

+                    if (!ssp.IsDeleted && ssp.GodLevel == 0.0 && !ssp.IsChildAgent)

+                    {

+                        if (!regionWide)

+                        {

+                            land = World.LandChannel.GetLandObject(ssp.AbsolutePosition);

+                            if (land != null)

+                            {

+                                if (parcelOwned && land.LandData.OwnerID == id ||

+                                    parcel && land.LandData.GlobalID == id)

+                                {

+                                    result.Add(new LSL_Key(ssp.UUID.ToString()));

+                                }

+                            }

+                        }

+                        else

+                        {

+                            result.Add(new LSL_Key(ssp.UUID.ToString()));

+                        }

+                    }

+                    // Maximum of 100 results

+                    if (result.Length > 99)

+                    {

+                        return;

+                    }

+                }

+            );

+            return result;

+        }

+

+        public void llAdjustSoundVolume(double volume)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.AdjustSoundGain(volume);

+            ScriptSleep(m_sleepMsOnAdjustSoundVolume);

+        }

+

+        public void llSetSoundRadius(double radius)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.SoundRadius = radius;

+        }

+

+        public LSL_String llKey2Name(string id)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key = new UUID();

+            if (UUID.TryParse(id,out key))

+            {

+                ScenePresence presence = World.GetScenePresence(key);

+

+                if (presence != null)

+                {

+                    return presence.ControllingClient.Name;

+                    //return presence.Name;

+                }

+

+                if (World.GetSceneObjectPart(key) != null)

+                {

+                    return World.GetSceneObjectPart(key).Name;

+                }

+            }

+            return String.Empty;

+        }

+

+

+

+        public void llSetTextureAnim(int mode, int face, int sizex, int sizey, double start, double length, double rate)

+        {

+            m_host.AddScriptLPS(1);

+

+            SetTextureAnim(m_host, mode, face, sizex, sizey, start, length, rate);

+        }

+

+        public void llSetLinkTextureAnim(int linknumber, int mode, int face, int sizex, int sizey, double start, double length, double rate)

+        {

+            m_host.AddScriptLPS(1);

+

+            List<SceneObjectPart> parts = GetLinkParts(linknumber);

+

+            foreach (SceneObjectPart part in parts)

+            {

+                SetTextureAnim(part, mode, face, sizex, sizey, start, length, rate);

+            }

+        }

+

+        private void SetTextureAnim(SceneObjectPart part, int mode, int face, int sizex, int sizey, double start, double length, double rate)

+        {

+

+            Primitive.TextureAnimation pTexAnim = new Primitive.TextureAnimation();

+            pTexAnim.Flags = (Primitive.TextureAnimMode)mode;

+

+            //ALL_SIDES

+            if (face == ScriptBaseClass.ALL_SIDES)

+                face = 255;

+

+            pTexAnim.Face = (uint)face;

+            pTexAnim.Length = (float)length;

+            pTexAnim.Rate = (float)rate;

+            pTexAnim.SizeX = (uint)sizex;

+            pTexAnim.SizeY = (uint)sizey;

+            pTexAnim.Start = (float)start;

+

+            part.AddTextureAnimation(pTexAnim);

+            part.SendFullUpdateToAllClients();

+            part.ParentGroup.HasGroupChanged = true;

+        }

+

+        public void llTriggerSoundLimited(string sound, double volume, LSL_Vector top_north_east,

+                                          LSL_Vector bottom_south_west)

+        {

+            m_host.AddScriptLPS(1);

+            if (m_SoundModule != null)

+            {

+                m_SoundModule.TriggerSoundLimited(m_host.UUID,

+                        ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, sound, AssetType.Sound), volume,

+                        bottom_south_west, top_north_east);

+            }

+        }

+

+        public void llEjectFromLand(string pest)

+        {

+            m_host.AddScriptLPS(1);

+            UUID agentID = new UUID();

+            if (UUID.TryParse(pest, out agentID))

+            {

+                ScenePresence presence = World.GetScenePresence(agentID);

+                if (presence != null)

+                {

+                    // agent must be over the owners land

+                    ILandObject land = World.LandChannel.GetLandObject(presence.AbsolutePosition);

+                    if (land == null)

+                        return;

+

+                    if (m_host.OwnerID == land.LandData.OwnerID)

+                    {

+                        World.TeleportClientHome(agentID, presence.ControllingClient);

+                    }

+                }

+            }

+            ScriptSleep(m_sleepMsOnEjectFromLand);

+        }

+

+        public LSL_Integer llOverMyLand(string id)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key = new UUID();

+            if (UUID.TryParse(id, out key))

+            {

+                ScenePresence presence = World.GetScenePresence(key);

+                if (presence != null) // object is an avatar

+                {

+                    if (m_host.OwnerID == World.LandChannel.GetLandObject(presence.AbsolutePosition).LandData.OwnerID)

+                        return 1;

+                }

+                else // object is not an avatar

+                {

+                    SceneObjectPart obj = World.GetSceneObjectPart(key);

+

+                    if (obj != null)

+                    {

+                        if (m_host.OwnerID == World.LandChannel.GetLandObject(obj.AbsolutePosition).LandData.OwnerID)

+                            return 1;

+                    }

+                }

+            }

+

+            return 0;

+        }

+

+        public LSL_String llGetLandOwnerAt(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+            ILandObject land = World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);

+            if (land == null)

+                return UUID.Zero.ToString();

+            return land.LandData.OwnerID.ToString();

+        }

+

+        /// <summary>

+        /// According to http://lslwiki.net/lslwiki/wakka.php?wakka=llGetAgentSize

+        /// only the height of avatars vary and that says:

+        /// Width (x) and depth (y) are constant. (0.45m and 0.6m respectively).

+        /// </summary>

+        public LSL_Vector llGetAgentSize(string id)

+        {

+            m_host.AddScriptLPS(1);

+            ScenePresence avatar = World.GetScenePresence((UUID)id);

+            LSL_Vector agentSize;

+            if (avatar == null || avatar.IsChildAgent) // Fail if not in the same region

+            {

+                agentSize = ScriptBaseClass.ZERO_VECTOR;

+            }

+            else

+            {

+                agentSize = GetAgentSize(avatar);

+            }

+

+            return agentSize;

+        }

+

+        public LSL_Integer llSameGroup(string agent)

+        {

+            m_host.AddScriptLPS(1);

+            UUID agentId = new UUID();

+            if (!UUID.TryParse(agent, out agentId))

+                return new LSL_Integer(0);

+            ScenePresence presence = World.GetScenePresence(agentId);

+            if (presence == null || presence.IsChildAgent) // Return flase for child agents

+                return new LSL_Integer(0);

+            IClientAPI client = presence.ControllingClient;

+            if (m_host.GroupID == client.ActiveGroupId)

+                return new LSL_Integer(1);

+            else

+                return new LSL_Integer(0);

+        }

+

+        public void llUnSit(string id)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID key = new UUID();

+            if (UUID.TryParse(id, out key))

+            {

+                ScenePresence av = World.GetScenePresence(key);

+                List<ScenePresence> sittingAvatars = m_host.ParentGroup.GetSittingAvatars();

+

+                if (av != null)

+                {

+                    if (sittingAvatars.Contains(av))

+                    {

+                        // if the avatar is sitting on this object, then

+                        // we can unsit them.  We don't want random scripts unsitting random people

+                        // Lets avoid the popcorn avatar scenario.

+                        av.StandUp();

+                    }

+                    else

+                    {

+                        // If the object owner also owns the parcel

+                        // or

+                        // if the land is group owned and the object is group owned by the same group

+                        // or

+                        // if the object is owned by a person with estate access.

+                        ILandObject parcel = World.LandChannel.GetLandObject(av.AbsolutePosition);

+                        if (parcel != null)

+                        {

+                            if (m_host.OwnerID == parcel.LandData.OwnerID ||

+                                (m_host.OwnerID == m_host.GroupID && m_host.GroupID == parcel.LandData.GroupID

+                                && parcel.LandData.IsGroupOwned) || World.Permissions.IsGod(m_host.OwnerID))

+                            {

+                                av.StandUp();

+                            }

+                        }

+                    }

+                }

+            }

+        }

+

+        public LSL_Vector llGroundSlope(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+

+            //Get the slope normal.  This gives us the equation of the plane tangent to the slope.

+            LSL_Vector vsn = llGroundNormal(offset);

+

+            //Plug the x,y coordinates of the slope normal into the equation of the plane to get

+            //the height of that point on the plane.  The resulting vector gives the slope.

+            Vector3 vsl = vsn;

+            vsl.Z = (float)(((vsn.x * vsn.x) + (vsn.y * vsn.y)) / (-1 * vsn.z));

+            vsl.Normalize();

+            //Normalization might be overkill here

+

+            vsn.x = vsl.X;

+            vsn.y = vsl.Y;

+            vsn.z = vsl.Z;

+

+            return vsn;

+        }

+

+        public LSL_Vector llGroundNormal(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            Vector3 pos = m_host.GetWorldPosition() + (Vector3)offset;

+            // Clamp to valid position

+            if (pos.X < 0)

+                pos.X = 0;

+            else if (pos.X >= World.Heightmap.Width)

+                pos.X = World.Heightmap.Width - 1;

+            if (pos.Y < 0)

+                pos.Y = 0;

+            else if (pos.Y >= World.Heightmap.Height)

+                pos.Y = World.Heightmap.Height - 1;

+

+            //Find two points in addition to the position to define a plane

+            Vector3 p0 = new Vector3(pos.X, pos.Y,

+                                     (float)World.Heightmap[(int)pos.X, (int)pos.Y]);

+            Vector3 p1 = new Vector3();

+            Vector3 p2 = new Vector3();

+            if ((pos.X + 1.0f) >= World.Heightmap.Width)

+                p1 = new Vector3(pos.X + 1.0f, pos.Y,

+                            (float)World.Heightmap[(int)pos.X, (int)pos.Y]);

+            else

+                p1 = new Vector3(pos.X + 1.0f, pos.Y,

+                            (float)World.Heightmap[(int)(pos.X + 1.0f), (int)pos.Y]);

+            if ((pos.Y + 1.0f) >= World.Heightmap.Height)

+                p2 = new Vector3(pos.X, pos.Y + 1.0f,

+                            (float)World.Heightmap[(int)pos.X, (int)pos.Y]);

+            else

+                p2 = new Vector3(pos.X, pos.Y + 1.0f,

+                            (float)World.Heightmap[(int)pos.X, (int)(pos.Y + 1.0f)]);

+

+            //Find normalized vectors from p0 to p1 and p0 to p2

+            Vector3 v0 = new Vector3(p1.X - p0.X, p1.Y - p0.Y, p1.Z - p0.Z);

+            Vector3 v1 = new Vector3(p2.X - p0.X, p2.Y - p0.Y, p2.Z - p0.Z);

+            v0.Normalize();

+            v1.Normalize();

+

+            //Find the cross product of the vectors (the slope normal).

+            Vector3 vsn = new Vector3();

+            vsn.X = (v0.Y * v1.Z) - (v0.Z * v1.Y);

+            vsn.Y = (v0.Z * v1.X) - (v0.X * v1.Z);

+            vsn.Z = (v0.X * v1.Y) - (v0.Y * v1.X);

+            vsn.Normalize();

+            //I believe the crossproduct of two normalized vectors is a normalized vector so

+            //this normalization may be overkill

+

+            return new LSL_Vector(vsn);

+        }

+

+        public LSL_Vector llGroundContour(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            LSL_Vector x = llGroundSlope(offset);

+            return new LSL_Vector(-x.y, x.x, 0.0);

+        }

+

+        public LSL_Integer llGetAttached()

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.ParentGroup.AttachmentPoint;

+        }

+

+        public virtual LSL_Integer llGetFreeMemory()

+        {

+            m_host.AddScriptLPS(1);

+            // Make scripts designed for Mono happy

+            return 65536;

+        }

+

+        public LSL_Integer llGetFreeURLs()

+        {

+            m_host.AddScriptLPS(1);

+            if (m_UrlModule != null)

+                return new LSL_Integer(m_UrlModule.GetFreeUrls());

+            return new LSL_Integer(0);

+        }

+

+

+        public LSL_String llGetRegionName()

+        {

+            m_host.AddScriptLPS(1);

+            return World.RegionInfo.RegionName;

+        }

+

+        public LSL_Float llGetRegionTimeDilation()

+        {

+            m_host.AddScriptLPS(1);

+            return (double)World.TimeDilation;

+        }

+

+        /// <summary>

+        /// Returns the value reported in the client Statistics window

+        /// </summary>

+        public LSL_Float llGetRegionFPS()

+        {

+            m_host.AddScriptLPS(1);

+            return World.StatsReporter.LastReportedSimFPS;

+        }

+

+

+        /* particle system rules should be coming into this routine as doubles, that is

+        rule[0] should be an integer from this list and rule[1] should be the arg

+        for the same integer. wiki.secondlife.com has most of this mapping, but some

+        came from http://www.caligari-designs.com/p4u2

+

+        We iterate through the list for 'Count' elements, incrementing by two for each

+        iteration and set the members of Primitive.ParticleSystem, one at a time.

+        */

+

+        public enum PrimitiveRule : int

+        {

+            PSYS_PART_FLAGS = 0,

+            PSYS_PART_START_COLOR = 1,

+            PSYS_PART_START_ALPHA = 2,

+            PSYS_PART_END_COLOR = 3,

+            PSYS_PART_END_ALPHA = 4,

+            PSYS_PART_START_SCALE = 5,

+            PSYS_PART_END_SCALE = 6,

+            PSYS_PART_MAX_AGE = 7,

+            PSYS_SRC_ACCEL = 8,

+            PSYS_SRC_PATTERN = 9,

+            PSYS_SRC_INNERANGLE = 10,

+            PSYS_SRC_OUTERANGLE = 11,

+            PSYS_SRC_TEXTURE = 12,

+            PSYS_SRC_BURST_RATE = 13,

+            PSYS_SRC_BURST_PART_COUNT = 15,

+            PSYS_SRC_BURST_RADIUS = 16,

+            PSYS_SRC_BURST_SPEED_MIN = 17,

+            PSYS_SRC_BURST_SPEED_MAX = 18,

+            PSYS_SRC_MAX_AGE = 19,

+            PSYS_SRC_TARGET_KEY = 20,

+            PSYS_SRC_OMEGA = 21,

+            PSYS_SRC_ANGLE_BEGIN = 22,

+            PSYS_SRC_ANGLE_END = 23,

+            PSYS_PART_BLEND_FUNC_SOURCE = 24,

+            PSYS_PART_BLEND_FUNC_DEST = 25,

+            PSYS_PART_START_GLOW = 26,

+            PSYS_PART_END_GLOW = 27

+        }

+

+        internal Primitive.ParticleSystem.ParticleDataFlags ConvertUINTtoFlags(uint flags)

+        {

+            Primitive.ParticleSystem.ParticleDataFlags returnval = Primitive.ParticleSystem.ParticleDataFlags.None;

+

+            return returnval;

+        }

+

+        protected Primitive.ParticleSystem getNewParticleSystemWithSLDefaultValues()

+        {

+            Primitive.ParticleSystem ps = new Primitive.ParticleSystem();

+

+            // TODO find out about the other defaults and add them here

+            ps.PartStartColor = new Color4(1.0f, 1.0f, 1.0f, 1.0f);

+            ps.PartEndColor = new Color4(1.0f, 1.0f, 1.0f, 1.0f);

+            ps.PartStartScaleX = 1.0f;

+            ps.PartStartScaleY = 1.0f;

+            ps.PartEndScaleX = 1.0f;

+            ps.PartEndScaleY = 1.0f;

+            ps.BurstSpeedMin = 1.0f;

+            ps.BurstSpeedMax = 1.0f;

+            ps.BurstRate = 0.1f;

+            ps.PartMaxAge = 10.0f;

+            ps.BurstPartCount = 1;

+            ps.BlendFuncSource = ScriptBaseClass.PSYS_PART_BF_SOURCE_ALPHA;

+            ps.BlendFuncDest = ScriptBaseClass.PSYS_PART_BF_ONE_MINUS_SOURCE_ALPHA;

+            ps.PartStartGlow = 0.0f;

+            ps.PartEndGlow = 0.0f;

+

+            return ps;

+        }

+

+        public void llLinkParticleSystem(int linknumber, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            List<SceneObjectPart> parts = GetLinkParts(linknumber);

+

+            foreach (SceneObjectPart part in parts)

+            {

+                SetParticleSystem(part, rules, "llLinkParticleSystem");

+            }

+        }

+

+        public void llParticleSystem(LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+            SetParticleSystem(m_host, rules, "llParticleSystem");

+        }

+

+        private void SetParticleSystem(SceneObjectPart part, LSL_List rules, string originFunc)

+        {

+            if (rules.Length == 0)

+            {

+                part.RemoveParticleSystem();

+                part.ParentGroup.HasGroupChanged = true;

+            }

+            else

+            {

+                Primitive.ParticleSystem prules = getNewParticleSystemWithSLDefaultValues();

+                LSL_Vector tempv = new LSL_Vector();

+

+                float tempf = 0;

+                int tmpi = 0;

+

+                for (int i = 0; i < rules.Length; i += 2)

+                {

+                    int psystype;

+                    try

+                    {

+                        psystype = rules.GetLSLIntegerItem(i);

+                    }

+                    catch (InvalidCastException)

+                    {

+                        Error(originFunc, string.Format("Error running particle system params index #{0}: particle system parameter type must be integer", i));

+                        return;

+                    }

+                    switch (psystype)

+                    {

+                        case (int)ScriptBaseClass.PSYS_PART_FLAGS:

+                            try

+                            {

+                                prules.PartDataFlags = (Primitive.ParticleSystem.ParticleDataFlags)(uint)rules.GetLSLIntegerItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_FLAGS: arg #{0} - parameter 1 must be integer", i + 1));

+                                return;

+                            }

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_START_COLOR:

+                            try

+                            {

+                                tempv = rules.GetVector3Item(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_COLOR: arg #{0} - parameter 1 must be vector", i + 1));

+                                return;

+                            }

+                            prules.PartStartColor.R = (float)tempv.x;

+                            prules.PartStartColor.G = (float)tempv.y;

+                            prules.PartStartColor.B = (float)tempv.z;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_START_ALPHA:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_ALPHA: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.PartStartColor.A = tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_END_COLOR:

+                            try

+                            {

+                                tempv = rules.GetVector3Item(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_COLOR: arg #{0} - parameter 1 must be vector", i + 1));

+                                return;

+                            }

+                            prules.PartEndColor.R = (float)tempv.x;

+                            prules.PartEndColor.G = (float)tempv.y;

+                            prules.PartEndColor.B = (float)tempv.z;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_END_ALPHA:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_ALPHA: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.PartEndColor.A = tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_START_SCALE:

+                            try

+                            {

+                                tempv = rules.GetVector3Item(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_SCALE: arg #{0} - parameter 1 must be vector", i + 1));

+                                return;

+                            }

+                            prules.PartStartScaleX = validParticleScale((float)tempv.x);

+                            prules.PartStartScaleY = validParticleScale((float)tempv.y);

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_END_SCALE:

+                            try

+                            {

+                                tempv = rules.GetVector3Item(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_SCALE: arg #{0} - parameter 1 must be vector", i + 1));

+                                return;

+                            }

+                            prules.PartEndScaleX = validParticleScale((float)tempv.x);

+                            prules.PartEndScaleY = validParticleScale((float)tempv.y);

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_MAX_AGE:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_MAX_AGE: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.PartMaxAge = tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_ACCEL:

+                            try

+                            {

+                                tempv = rules.GetVector3Item(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_ACCEL: arg #{0} - parameter 1 must be vector", i + 1));

+                                return;

+                            }

+                            prules.PartAcceleration.X = (float)tempv.x;

+                            prules.PartAcceleration.Y = (float)tempv.y;

+                            prules.PartAcceleration.Z = (float)tempv.z;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_PATTERN:

+                            try

+                            {

+                                tmpi = (int)rules.GetLSLIntegerItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_PATTERN: arg #{0} - parameter 1 must be integer", i + 1));

+                                return;

+                            }

+                            prules.Pattern = (Primitive.ParticleSystem.SourcePattern)tmpi;

+                            break;

+

+                        // PSYS_SRC_INNERANGLE and PSYS_SRC_ANGLE_BEGIN use the same variables. The

+                        // PSYS_SRC_OUTERANGLE and PSYS_SRC_ANGLE_END also use the same variable. The

+                        // client tells the difference between the two by looking at the 0x02 bit in

+                        // the PartFlags variable.

+                        case (int)ScriptBaseClass.PSYS_SRC_INNERANGLE:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_INNERANGLE: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.InnerAngle = (float)tempf;

+                            prules.PartFlags &= 0xFFFFFFFD; // Make sure new angle format is off.

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_OUTERANGLE:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_OUTERANGLE: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.OuterAngle = (float)tempf;

+                            prules.PartFlags &= 0xFFFFFFFD; // Make sure new angle format is off.

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_BLEND_FUNC_SOURCE:

+                            try

+                            {

+                                tmpi = (int)rules.GetLSLIntegerItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_BLEND_FUNC_SOURCE: arg #{0} - parameter 1 must be integer", i + 1));

+                                return;

+                            }

+                            prules.BlendFuncSource = (byte)tmpi;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_BLEND_FUNC_DEST:

+                            try

+                            {

+                                tmpi = (int)rules.GetLSLIntegerItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_BLEND_FUNC_DEST: arg #{0} - parameter 1 must be integer", i + 1));

+                                return;

+                            }

+                            prules.BlendFuncDest = (byte)tmpi;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_START_GLOW:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_START_GLOW: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.PartStartGlow = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_PART_END_GLOW:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_PART_END_GLOW: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.PartEndGlow = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_TEXTURE:

+                            try

+                            {

+                                prules.Texture = ScriptUtils.GetAssetIdFromKeyOrItemName(m_host, rules.GetLSLStringItem(i + 1));

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_TEXTURE: arg #{0} - parameter 1 must be string or key", i + 1));

+                                return;

+                            }

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_BURST_RATE:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_RATE: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.BurstRate = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_BURST_PART_COUNT:

+                            try

+                            {

+                                prules.BurstPartCount = (byte)(int)rules.GetLSLIntegerItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_PART_COUNT: arg #{0} - parameter 1 must be integer", i + 1));

+                                return;

+                            }

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_BURST_RADIUS:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_RADIUS: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.BurstRadius = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_BURST_SPEED_MIN:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_SPEED_MIN: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.BurstSpeedMin = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_BURST_SPEED_MAX:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_BURST_SPEED_MAX: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.BurstSpeedMax = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_MAX_AGE:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_MAX_AGE: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.MaxAge = (float)tempf;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_TARGET_KEY:

+                            UUID key = UUID.Zero;

+                            if (UUID.TryParse(rules.Data[i + 1].ToString(), out key))

+                            {

+                                prules.Target = key;

+                            }

+                            else

+                            {

+                                prules.Target = part.UUID;

+                            }

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_OMEGA:

+                            // AL: This is an assumption, since it is the only thing that would match.

+                            try

+                            {

+                                tempv = rules.GetVector3Item(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_OMEGA: arg #{0} - parameter 1 must be vector", i + 1));

+                                return;

+                            }

+                            prules.AngularVelocity.X = (float)tempv.x;

+                            prules.AngularVelocity.Y = (float)tempv.y;

+                            prules.AngularVelocity.Z = (float)tempv.z;

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_ANGLE_BEGIN:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_ANGLE_BEGIN: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.InnerAngle = (float)tempf;

+                            prules.PartFlags |= 0x02; // Set new angle format.

+                            break;

+

+                        case (int)ScriptBaseClass.PSYS_SRC_ANGLE_END:

+                            try

+                            {

+                                tempf = (float)rules.GetLSLFloatItem(i + 1);

+                            }

+                            catch (InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule PSYS_SRC_ANGLE_END: arg #{0} - parameter 1 must be float", i + 1));

+                                return;

+                            }

+                            prules.OuterAngle = (float)tempf;

+                            prules.PartFlags |= 0x02; // Set new angle format.

+                            break;

+                    }

+

+                }

+                prules.CRC = 1;

+

+                part.AddNewParticleSystem(prules);

+                part.ParentGroup.HasGroupChanged = true;

+            }

+            part.SendFullUpdateToAllClients();

+        }

+

+        private float validParticleScale(float value)

+        {

+            if (value > 4.0f) return 4.0f;

+            return value;

+        }

+

+        public void llGroundRepel(double height, int water, double tau)

+        {

+            m_host.AddScriptLPS(1);

+            if (m_host.PhysActor != null)

+            {

+                float ground = (float)llGround(new LSL_Types.Vector3(0, 0, 0));

+                float waterLevel = (float)llWater(new LSL_Types.Vector3(0, 0, 0));

+                PIDHoverType hoverType = PIDHoverType.Ground;

+                if (water != 0)

+                {

+                    hoverType = PIDHoverType.GroundAndWater;

+                    if (ground < waterLevel)

+                        height += waterLevel;

+                    else

+                        height += ground;

+                }

+                else

+                {

+                    height += ground;

+                }

+

+                m_host.SetHoverHeight((float)height, hoverType, (float)tau);

+            }

+        }

+

+        public void llGiveInventoryList(string destination, string category, LSL_List inventory)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID destID;

+            if (!UUID.TryParse(destination, out destID))

+                return;

+

+            List<UUID> itemList = new List<UUID>();

+

+            foreach (Object item in inventory.Data)

+            {

+                string rawItemString = item.ToString();

+

+                UUID itemID;

+                if (UUID.TryParse(rawItemString, out itemID))

+                {

+                    itemList.Add(itemID);

+                }

+                else

+                {

+                    TaskInventoryItem taskItem = m_host.Inventory.GetInventoryItem(rawItemString);

+

+                    if (taskItem != null)

+                        itemList.Add(taskItem.ItemID);

+                }

+            }

+

+            if (itemList.Count == 0)

+                return;

+

+            UUID folderID = m_ScriptEngine.World.MoveTaskInventoryItems(destID, category, m_host, itemList);

+

+            if (folderID == UUID.Zero)

+                return;

+

+            if (m_TransferModule != null)

+            {

+                byte[] bucket = new byte[] { (byte)AssetType.Folder };

+

+                Vector3 pos = m_host.AbsolutePosition;

+

+                GridInstantMessage msg = new GridInstantMessage(World,

+                        m_host.OwnerID, m_host.Name, destID,

+                        (byte)InstantMessageDialog.TaskInventoryOffered,

+                        false, string.Format("'{0}'", category),

+// We won't go so far as to add a SLURL, but this is the format used by LL as of 2012-10-06

+// false, string.Format("'{0}'  ( http://slurl.com/secondlife/{1}/{2}/{3}/{4} )", category, World.Name, (int)pos.X, (int)pos.Y, (int)pos.Z),

+                        folderID, false, pos,

+                        bucket, false);

+

+                m_TransferModule.SendInstantMessage(msg, delegate(bool success) {});

+            }

+        }

+

+        public void llSetVehicleType(int type)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetVehicleType(type);

+            }

+        }

+

+        //CFK 9/28: Most, but not all of the underlying plumbing between here and the physics modules is in

+        //CFK 9/28: so these are not complete yet.

+        public void llSetVehicleFloatParam(int param, LSL_Float value)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetVehicleFloatParam(param, (float)value);

+            }

+        }

+

+        //CFK 9/28: Most, but not all of the underlying plumbing between here and the physics modules is in

+        //CFK 9/28: so these are not complete yet.

+        public void llSetVehicleVectorParam(int param, LSL_Vector vec)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetVehicleVectorParam(param, vec);

+            }

+        }

+

+        //CFK 9/28: Most, but not all of the underlying plumbing between here and the physics modules is in

+        //CFK 9/28: so these are not complete yet.

+        public void llSetVehicleRotationParam(int param, LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetVehicleRotationParam(param, rot);

+            }

+        }

+

+        public void llSetVehicleFlags(int flags)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetVehicleFlags(flags, false);

+            }

+        }

+

+        public void llRemoveVehicleFlags(int flags)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+            {

+                m_host.ParentGroup.RootPart.SetVehicleFlags(flags, true);

+            }

+        }

+

+        protected void SitTarget(SceneObjectPart part, LSL_Vector offset, LSL_Rotation rot)

+        {

+            part.SitTargetPosition = offset;

+            part.SitTargetOrientation = rot;

+            part.ParentGroup.HasGroupChanged = true;

+        }

+

+        public void llSitTarget(LSL_Vector offset, LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+            SitTarget(m_host, offset, rot);

+        }

+

+        public void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot)

+        {

+            m_host.AddScriptLPS(1);

+            if (link == ScriptBaseClass.LINK_ROOT)

+                SitTarget(m_host.ParentGroup.RootPart, offset, rot);

+            else if (link == ScriptBaseClass.LINK_THIS)

+                SitTarget(m_host, offset, rot);

+            else

+            {

+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);

+                if (null != part)

+                {

+                    SitTarget(part, offset, rot);

+                }

+            }

+        }

+

+        public LSL_String llAvatarOnSitTarget()

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.SitTargetAvatar.ToString();

+        }

+

+        // http://wiki.secondlife.com/wiki/LlAvatarOnLinkSitTarget

+        public LSL_String llAvatarOnLinkSitTarget(int linknum)

+        {

+            m_host.AddScriptLPS(1);

+            if(linknum == ScriptBaseClass.LINK_SET ||

+                linknum == ScriptBaseClass.LINK_ALL_CHILDREN ||

+                linknum == ScriptBaseClass.LINK_ALL_OTHERS) return UUID.Zero.ToString();

+

+            List<SceneObjectPart> parts = GetLinkParts(linknum);

+            if (parts.Count == 0) return UUID.Zero.ToString();

+            return parts[0].SitTargetAvatar.ToString();

+        }

+

+

+        public void llAddToLandPassList(string avatar, double hours)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key;

+            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+

+            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageBanned))

+            {

+                int expires = 0;

+                if (hours != 0)

+                    expires = Util.UnixTimeSinceEpoch() + (int)(3600.0 * hours);

+

+                if (UUID.TryParse(avatar, out key))

+                {

+                    int idx = land.LandData.ParcelAccessList.FindIndex(

+                            delegate(LandAccessEntry e)

+                            {

+                                if (e.AgentID == key && e.Flags == AccessList.Access)

+                                    return true;

+                                return false;

+                            });

+

+                    if (idx != -1 && (land.LandData.ParcelAccessList[idx].Expires == 0 || (expires != 0 && expires < land.LandData.ParcelAccessList[idx].Expires)))

+                        return;

+

+                    if (idx != -1)

+                        land.LandData.ParcelAccessList.RemoveAt(idx);

+

+                    LandAccessEntry entry = new LandAccessEntry();

+

+                    entry.AgentID = key;

+                    entry.Flags = AccessList.Access;

+                    entry.Expires = expires;

+

+                    land.LandData.ParcelAccessList.Add(entry);

+

+                    World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);

+                }

+            }

+            ScriptSleep(m_sleepMsOnAddToLandPassList);

+        }

+

+        public void llSetTouchText(string text)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.TouchName = text;

+        }

+

+        public void llSetSitText(string text)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.SitName = text;

+        }

+

+        public void llSetCameraEyeOffset(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.SetCameraEyeOffset(offset);

+

+            if (m_host.ParentGroup.RootPart.GetCameraEyeOffset() == Vector3.Zero)

+                m_host.ParentGroup.RootPart.SetCameraEyeOffset(offset);

+        }

+

+        public void llSetCameraAtOffset(LSL_Vector offset)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.SetCameraAtOffset(offset);

+

+            if (m_host.ParentGroup.RootPart.GetCameraAtOffset() == Vector3.Zero)

+                m_host.ParentGroup.RootPart.SetCameraAtOffset(offset);

+        }

+

+        public void llSetLinkCamera(LSL_Integer link, LSL_Vector eye, LSL_Vector at)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (link == ScriptBaseClass.LINK_SET ||

+                link == ScriptBaseClass.LINK_ALL_CHILDREN ||

+                link == ScriptBaseClass.LINK_ALL_OTHERS) return;

+

+            SceneObjectPart part = null;

+

+            switch (link)

+            {

+                case ScriptBaseClass.LINK_ROOT:

+                    part = m_host.ParentGroup.RootPart;

+                    break;

+                case ScriptBaseClass.LINK_THIS:

+                    part = m_host;

+                    break;

+                default:

+                    part = m_host.ParentGroup.GetLinkNumPart(link);

+                    break;

+            }

+

+            if (null != part)

+            {

+                part.SetCameraEyeOffset(eye);

+                part.SetCameraAtOffset(at);

+            }

+        }

+

+        public LSL_String llDumpList2String(LSL_List src, string seperator)

+        {

+            m_host.AddScriptLPS(1);

+            if (src.Length == 0)

+            {

+                return String.Empty;

+            }

+            string ret = String.Empty;

+            foreach (object o in src.Data)

+            {

+                ret = ret + o.ToString() + seperator;

+            }

+            ret = ret.Substring(0, ret.Length - seperator.Length);

+            return ret;

+        }

+

+        public LSL_Integer llScriptDanger(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+            bool result = World.ScriptDanger(m_host.LocalId, pos);

+            if (result)

+            {

+                return 1;

+            }

+            else

+            {

+                return 0;

+            }

+

+        }

+

+        public void llDialog(string avatar, string message, LSL_List buttons, int chat_channel)

+        {

+            IDialogModule dm = World.RequestModuleInterface<IDialogModule>();

+

+            if (dm == null)

+                return;

+

+            m_host.AddScriptLPS(1);

+            UUID av = new UUID();

+            if (!UUID.TryParse(avatar,out av))

+            {

+                Error("llDialog", "First parameter must be a key");

+                return;

+            }

+            if (buttons.Length < 1)

+            {

+                Error("llDialog", "At least 1 button must be shown");

+                return;

+            }

+            if (buttons.Length > 12)

+            {

+                Error("llDialog", "No more than 12 buttons can be shown");

+                return;

+            }

+            string[] buts = new string[buttons.Length];

+            for (int i = 0; i < buttons.Length; i++)

+            {

+                if (buttons.Data[i].ToString() == String.Empty)

+                {

+                    Error("llDialog", "Button label cannot be blank");

+                    return;

+                }

+                if (buttons.Data[i].ToString().Length > 24)

+                {

+                    Error("llDialog", "Button label cannot be longer than 24 characters");

+                    return;

+                }

+                buts[i] = buttons.Data[i].ToString();

+            }

+

+            dm.SendDialogToUser(

+                av, m_host.Name, m_host.UUID, m_host.OwnerID,

+                message, new UUID("00000000-0000-2222-3333-100000001000"), chat_channel, buts);

+

+            ScriptSleep(m_sleepMsOnDialog);

+        }

+

+        public void llVolumeDetect(int detect)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (!m_host.ParentGroup.IsDeleted)

+                m_host.ParentGroup.ScriptSetVolumeDetect(detect != 0);

+        }

+

+        public void llRemoteLoadScript(string target, string name, int running, int start_param)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llRemoteLoadScript", "Use llRemoteLoadScriptPin instead");

+            ScriptSleep(m_sleepMsOnRemoteLoadScript);

+        }

+

+        public void llSetRemoteScriptAccessPin(int pin)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.ScriptAccessPin = pin;

+        }

+

+        public void llRemoteLoadScriptPin(string target, string name, int pin, int running, int start_param)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID destId = UUID.Zero;

+

+            if (!UUID.TryParse(target, out destId))

+            {

+                Error("llRemoteLoadScriptPin", "Can't parse key '" + target + "'");

+                return;

+            }

+

+            // target must be a different prim than the one containing the script

+            if (m_host.UUID == destId)

+            {

+                return;

+            }

+

+            // copy the first script found with this inventory name

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+            // make sure the object is a script

+            if (item == null || item.Type != 10)

+            {

+                Error("llRemoteLoadScriptPin", "Can't find script '" + name + "'");

+                return;

+            }

+

+            // the rest of the permission checks are done in RezScript, so check the pin there as well

+            World.RezScriptFromPrim(item.ItemID, m_host, destId, pin, running, start_param);

+

+            // this will cause the delay even if the script pin or permissions were wrong - seems ok

+            ScriptSleep(m_sleepMsOnRemoteLoadScriptPin);

+        }

+

+        public void llOpenRemoteDataChannel()

+        {

+            m_host.AddScriptLPS(1);

+            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();

+            if (xmlrpcMod != null && xmlrpcMod.IsEnabled())

+            {

+                UUID channelID = xmlrpcMod.OpenXMLRPCChannel(m_host.LocalId, m_item.ItemID, UUID.Zero);

+                IXmlRpcRouter xmlRpcRouter = m_ScriptEngine.World.RequestModuleInterface<IXmlRpcRouter>();

+                if (xmlRpcRouter != null)

+                {

+                    string ExternalHostName = m_ScriptEngine.World.RegionInfo.ExternalHostName;

+

+                    xmlRpcRouter.RegisterNewReceiver(m_ScriptEngine.ScriptModule, channelID, m_host.UUID,

+                                                     m_item.ItemID, String.Format("http://{0}:{1}/", ExternalHostName,

+                                                                             xmlrpcMod.Port.ToString()));

+                }

+                object[] resobj = new object[]

+                    {

+                        new LSL_Integer(1),

+                        new LSL_String(channelID.ToString()),

+                        new LSL_String(UUID.Zero.ToString()),

+                        new LSL_String(String.Empty),

+                        new LSL_Integer(0),

+                        new LSL_String(String.Empty)

+                    };

+                m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams("remote_data", resobj,

+                                                                         new DetectParams[0]));

+            }

+            ScriptSleep(m_sleepMsOnOpenRemoteDataChannel);

+        }

+

+        public LSL_String llSendRemoteData(string channel, string dest, int idata, string sdata)

+        {

+            m_host.AddScriptLPS(1);

+            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();

+            ScriptSleep(m_sleepMsOnSendRemoteData);

+            if (xmlrpcMod == null)

+                return "";

+            return (xmlrpcMod.SendRemoteData(m_host.LocalId, m_item.ItemID, channel, dest, idata, sdata)).ToString();

+        }

+

+        public void llRemoteDataReply(string channel, string message_id, string sdata, int idata)

+        {

+            m_host.AddScriptLPS(1);

+            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();

+            if (xmlrpcMod != null)

+                xmlrpcMod.RemoteDataReply(channel, message_id, sdata, idata);

+            ScriptSleep(m_sleepMsOnRemoteDataReply);

+        }

+

+        public void llCloseRemoteDataChannel(string channel)

+        {

+            m_host.AddScriptLPS(1);

+

+            IXmlRpcRouter xmlRpcRouter = m_ScriptEngine.World.RequestModuleInterface<IXmlRpcRouter>();

+            if (xmlRpcRouter != null)

+            {

+                xmlRpcRouter.UnRegisterReceiver(channel, m_item.ItemID);

+            }

+

+            IXMLRPC xmlrpcMod = m_ScriptEngine.World.RequestModuleInterface<IXMLRPC>();

+            if (xmlrpcMod != null)

+                xmlrpcMod.CloseXMLRPCChannel((UUID)channel);

+            ScriptSleep(m_sleepMsOnCloseRemoteDataChannel);

+        }

+

+        public LSL_String llMD5String(string src, int nonce)

+        {

+            m_host.AddScriptLPS(1);

+            return Util.Md5Hash(String.Format("{0}:{1}", src, nonce.ToString()));

+        }

+

+        public LSL_String llSHA1String(string src)

+        {

+            m_host.AddScriptLPS(1);

+            return Util.SHA1Hash(src).ToLower();

+        }

+

+        protected ObjectShapePacket.ObjectDataBlock SetPrimitiveBlockShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, byte profileshape, byte pathcurve)

+        {

+            float tempFloat;                                    // Use in float expressions below to avoid byte cast precision issues.

+            ObjectShapePacket.ObjectDataBlock shapeBlock = new ObjectShapePacket.ObjectDataBlock();

+

+            if (holeshape != (int)ScriptBaseClass.PRIM_HOLE_DEFAULT &&

+                holeshape != (int)ScriptBaseClass.PRIM_HOLE_CIRCLE &&

+                holeshape != (int)ScriptBaseClass.PRIM_HOLE_SQUARE &&

+                holeshape != (int)ScriptBaseClass.PRIM_HOLE_TRIANGLE)

+            {

+                holeshape = (int)ScriptBaseClass.PRIM_HOLE_DEFAULT;

+            }

+            shapeBlock.PathCurve = pathcurve;

+            shapeBlock.ProfileCurve = (byte)holeshape;          // Set the hole shape.

+            shapeBlock.ProfileCurve += profileshape;            // Add in the profile shape.

+            if (cut.x < 0f)

+            {

+                cut.x = 0f;

+            }

+            if (cut.x > 1f)

+            {

+                cut.x = 1f;

+            }

+            if (cut.y < 0f)

+            {

+                cut.y = 0f;

+            }

+            if (cut.y > 1f)

+            {

+                cut.y = 1f;

+            }

+            if (cut.y - cut.x < 0.02f)

+            {

+                cut.x = cut.y - 0.02f;

+                if (cut.x < 0.0f)

+                {

+                    cut.x = 0.0f;

+                    cut.y = 0.02f;

+                }

+            }

+            shapeBlock.ProfileBegin = (ushort)(50000 * cut.x);

+            shapeBlock.ProfileEnd = (ushort)(50000 * (1 - cut.y));

+            if (hollow < 0f)

+            {

+                hollow = 0f;

+            }

+            // If the prim is a Cylinder, Prism, Sphere, Torus or Ring (or not a

+            // Box or Tube) and the hole shape is a square, hollow is limited to

+            // a max of 70%. The viewer performs its own check on this value but

+            // we need to do it here also so llGetPrimitiveParams can have access

+            // to the correct value.

+            if (profileshape != (byte)ProfileCurve.Square &&

+                holeshape == (int)ScriptBaseClass.PRIM_HOLE_SQUARE)

+            {

+                if (hollow > 0.70f)

+                {

+                    hollow = 0.70f;

+                }

+            }

+            // Otherwise, hollow is limited to 99%.

+            else

+            {

+                if (hollow > 0.99f)

+                {

+                    hollow = 0.99f;

+                }

+            }

+            shapeBlock.ProfileHollow = (ushort)(50000 * hollow);

+            if (twist.x < -1.0f)

+            {

+                twist.x = -1.0f;

+            }

+            if (twist.x > 1.0f)

+            {

+                twist.x = 1.0f;

+            }

+            if (twist.y < -1.0f)

+            {

+                twist.y = -1.0f;

+            }

+            if (twist.y > 1.0f)

+            {

+                twist.y = 1.0f;

+            }

+            // A fairly large precision error occurs for some calculations,

+            // if a float or double is directly cast to a byte or sbyte

+            // variable, in both .Net and Mono. In .Net, coding

+            // "(sbyte)(float)(some expression)" corrects the precision

+            // errors. But this does not work for Mono. This longer coding

+            // form of creating a tempoary float variable from the

+            // expression first, then casting that variable to a byte or

+            // sbyte, works for both .Net and Mono. These types of

+            // assignments occur in SetPrimtiveBlockShapeParams and

+            // SetPrimitiveShapeParams in support of llSetPrimitiveParams.

+            tempFloat = (float)(100.0d * twist.x);

+            shapeBlock.PathTwistBegin = (sbyte)tempFloat;

+            tempFloat = (float)(100.0d * twist.y);

+            shapeBlock.PathTwist = (sbyte)tempFloat;

+

+            shapeBlock.ObjectLocalID = part.LocalId;

+

+            part.Shape.SculptEntry = false;

+            return shapeBlock;

+        }

+

+        // Prim type box, cylinder and prism.

+        protected void SetPrimitiveShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, LSL_Vector taper_b, LSL_Vector topshear, byte profileshape, byte pathcurve)

+        {

+            float tempFloat;                                    // Use in float expressions below to avoid byte cast precision issues.

+            ObjectShapePacket.ObjectDataBlock shapeBlock;

+

+            shapeBlock = SetPrimitiveBlockShapeParams(part, holeshape, cut, hollow, twist, profileshape, pathcurve);

+

+            if (taper_b.x < 0f)

+            {

+                taper_b.x = 0f;

+            }

+            if (taper_b.x > 2f)

+            {

+                taper_b.x = 2f;

+            }

+            if (taper_b.y < 0f)

+            {

+                taper_b.y = 0f;

+            }

+            if (taper_b.y > 2f)

+            {

+                taper_b.y = 2f;

+            }

+            tempFloat = (float)(100.0d * (2.0d - taper_b.x));

+            shapeBlock.PathScaleX = (byte)tempFloat;

+            tempFloat = (float)(100.0d * (2.0d - taper_b.y));

+            shapeBlock.PathScaleY = (byte)tempFloat;

+            if (topshear.x < -0.5f)

+            {

+                topshear.x = -0.5f;

+            }

+            if (topshear.x > 0.5f)

+            {

+                topshear.x = 0.5f;

+            }

+            if (topshear.y < -0.5f)

+            {

+                topshear.y = -0.5f;

+            }

+            if (topshear.y > 0.5f)

+            {

+                topshear.y = 0.5f;

+            }

+            tempFloat = (float)(100.0d * topshear.x);

+            shapeBlock.PathShearX = (byte)tempFloat;

+            tempFloat = (float)(100.0d * topshear.y);

+            shapeBlock.PathShearY = (byte)tempFloat;

+

+            part.Shape.SculptEntry = false;

+            part.UpdateShape(shapeBlock);

+        }

+

+        // Prim type sphere.

+        protected void SetPrimitiveShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, LSL_Vector dimple, byte profileshape, byte pathcurve)

+        {

+            ObjectShapePacket.ObjectDataBlock shapeBlock;

+

+            shapeBlock = SetPrimitiveBlockShapeParams(part, holeshape, cut, hollow, twist, profileshape, pathcurve);

+

+            // profile/path swapped for a sphere

+            shapeBlock.PathBegin = shapeBlock.ProfileBegin;

+            shapeBlock.PathEnd = shapeBlock.ProfileEnd;

+

+            shapeBlock.PathScaleX = 100;

+            shapeBlock.PathScaleY = 100;

+

+            if (dimple.x < 0f)

+            {

+                dimple.x = 0f;

+            }

+            if (dimple.x > 1f)

+            {

+                dimple.x = 1f;

+            }

+            if (dimple.y < 0f)

+            {

+                dimple.y = 0f;

+            }

+            if (dimple.y > 1f)

+            {

+                dimple.y = 1f;

+            }

+            if (dimple.y - dimple.x < 0.02f)

+            {

+                dimple.x = dimple.y - 0.02f;

+                if (dimple.x < 0.0f)

+                {

+                    dimple.x = 0.0f;

+                    dimple.y = 0.02f;

+                }

+            }

+            shapeBlock.ProfileBegin = (ushort)(50000 * dimple.x);

+            shapeBlock.ProfileEnd   = (ushort)(50000 * (1 - dimple.y));

+

+            part.Shape.SculptEntry = false;

+            part.UpdateShape(shapeBlock);

+        }

+

+        // Prim type torus, tube and ring.

+        protected void SetPrimitiveShapeParams(SceneObjectPart part, int holeshape, LSL_Vector cut, float hollow, LSL_Vector twist, LSL_Vector holesize, LSL_Vector topshear, LSL_Vector profilecut, LSL_Vector taper_a, float revolutions, float radiusoffset, float skew, byte profileshape, byte pathcurve)

+        {

+            float tempFloat;                                    // Use in float expressions below to avoid byte cast precision issues.

+            ObjectShapePacket.ObjectDataBlock shapeBlock;

+

+            shapeBlock = SetPrimitiveBlockShapeParams(part, holeshape, cut, hollow, twist, profileshape, pathcurve);

+

+            // profile/path swapped for a torrus, tube, ring

+            shapeBlock.PathBegin = shapeBlock.ProfileBegin;

+            shapeBlock.PathEnd = shapeBlock.ProfileEnd;

+

+            if (holesize.x < 0.01f)

+            {

+                holesize.x = 0.01f;

+            }

+            if (holesize.x > 1f)

+            {

+                holesize.x = 1f;

+            }

+            if (holesize.y < 0.01f)

+            {

+                holesize.y = 0.01f;

+            }

+            if (holesize.y > 0.5f)

+            {

+                holesize.y = 0.5f;

+            }

+            tempFloat = (float)(100.0d * (2.0d - holesize.x));

+            shapeBlock.PathScaleX = (byte)tempFloat;

+            tempFloat = (float)(100.0d * (2.0d - holesize.y));

+            shapeBlock.PathScaleY = (byte)tempFloat;

+            if (topshear.x < -0.5f)

+            {

+                topshear.x = -0.5f;

+            }

+            if (topshear.x > 0.5f)

+            {

+                topshear.x = 0.5f;

+            }

+            if (topshear.y < -0.5f)

+            {

+                topshear.y = -0.5f;

+            }

+            if (topshear.y > 0.5f)

+            {

+                topshear.y = 0.5f;

+            }

+            tempFloat = (float)(100.0d * topshear.x);

+            shapeBlock.PathShearX = (byte)tempFloat;

+            tempFloat = (float)(100.0d * topshear.y);

+            shapeBlock.PathShearY = (byte)tempFloat;

+            if (profilecut.x < 0f)

+            {

+                profilecut.x = 0f;

+            }

+            if (profilecut.x > 1f)

+            {

+                profilecut.x = 1f;

+            }

+            if (profilecut.y < 0f)

+            {

+                profilecut.y = 0f;

+            }

+            if (profilecut.y > 1f)

+            {

+                profilecut.y = 1f;

+            }

+            if (profilecut.y - profilecut.x < 0.02f)

+            {

+                profilecut.x = profilecut.y - 0.02f;

+                if (profilecut.x < 0.0f)

+                {

+                    profilecut.x = 0.0f;

+                    profilecut.y = 0.02f;

+                }

+            }

+            shapeBlock.ProfileBegin = (ushort)(50000 * profilecut.x);

+            shapeBlock.ProfileEnd = (ushort)(50000 * (1 - profilecut.y));

+            if (taper_a.x < -1f)

+            {

+                taper_a.x = -1f;

+            }

+            if (taper_a.x > 1f)

+            {

+                taper_a.x = 1f;

+            }

+            if (taper_a.y < -1f)

+            {

+                taper_a.y = -1f;

+            }

+            if (taper_a.y > 1f)

+            {

+                taper_a.y = 1f;

+            }

+            tempFloat = (float)(100.0d * taper_a.x);

+            shapeBlock.PathTaperX = (sbyte)tempFloat;

+            tempFloat = (float)(100.0d * taper_a.y);

+            shapeBlock.PathTaperY = (sbyte)tempFloat;

+            if (revolutions < 1f)

+            {

+                revolutions = 1f;

+            }

+            if (revolutions > 4f)

+            {

+                revolutions = 4f;

+            }

+            tempFloat = 66.66667f * (revolutions - 1.0f);

+            shapeBlock.PathRevolutions = (byte)tempFloat;

+            // limits on radiusoffset depend on revolutions and hole size (how?) seems like the maximum range is 0 to 1

+            if (radiusoffset < 0f)

+            {

+                radiusoffset = 0f;

+            }

+            if (radiusoffset > 1f)

+            {

+                radiusoffset = 1f;

+            }

+            tempFloat = 100.0f * radiusoffset;

+            shapeBlock.PathRadiusOffset = (sbyte)tempFloat;

+            if (skew < -0.95f)

+            {

+                skew = -0.95f;

+            }

+            if (skew > 0.95f)

+            {

+                skew = 0.95f;

+            }

+            tempFloat = 100.0f * skew;

+            shapeBlock.PathSkew = (sbyte)tempFloat;

+

+            part.Shape.SculptEntry = false;

+            part.UpdateShape(shapeBlock);

+        }

+

+        // Prim type sculpt.

+        protected void SetPrimitiveShapeParams(SceneObjectPart part, string map, int type, byte pathcurve)

+        {

+            ObjectShapePacket.ObjectDataBlock shapeBlock = new ObjectShapePacket.ObjectDataBlock();

+            UUID sculptId;

+

+            if (!UUID.TryParse(map, out sculptId))

+                sculptId = ScriptUtils.GetAssetIdFromItemName(m_host, map, (int)AssetType.Texture);

+

+            if (sculptId == UUID.Zero)

+                return;

+

+            shapeBlock.PathCurve = pathcurve;

+            shapeBlock.ObjectLocalID = part.LocalId;

+            shapeBlock.PathScaleX = 100;

+            shapeBlock.PathScaleY = 150;

+

+            int flag = type & (ScriptBaseClass.PRIM_SCULPT_FLAG_INVERT | ScriptBaseClass.PRIM_SCULPT_FLAG_MIRROR);

+

+            if (type != (ScriptBaseClass.PRIM_SCULPT_TYPE_CYLINDER | flag) &&

+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_PLANE | flag) &&

+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE | flag) &&

+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_TORUS | flag))

+            {

+                // default

+                type = (int)ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE;

+            }

+

+            part.Shape.SetSculptProperties((byte)type, sculptId);

+            part.Shape.SculptEntry = true;

+            part.UpdateShape(shapeBlock);

+        }

+

+        public void llSetPrimitiveParams(LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            SetLinkPrimParams(ScriptBaseClass.LINK_THIS, rules, "llSetPrimitiveParams");

+

+            ScriptSleep(m_sleepMsOnSetPrimitiveParams);

+        }

+

+        public void llSetLinkPrimitiveParams(int linknumber, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            SetLinkPrimParams(linknumber, rules, "llSetLinkPrimitiveParams");

+

+            ScriptSleep(m_sleepMsOnSetLinkPrimitiveParams);

+        }

+

+        public void llSetLinkPrimitiveParamsFast(int linknumber, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            SetLinkPrimParams(linknumber, rules, "llSetLinkPrimitiveParamsFast");

+        }

+

+        protected void SetLinkPrimParams(int linknumber, LSL_List rules, string originFunc)

+        {

+            SetEntityParams(GetLinkEntities(linknumber), rules, originFunc);

+        }

+

+        protected void SetEntityParams(List<ISceneEntity> entities, LSL_List rules, string originFunc)

+        {

+            LSL_List remaining = null;

+            uint rulesParsed = 0;

+

+            foreach (ISceneEntity entity in entities)

+            {

+                if (entity is SceneObjectPart)

+                    remaining = SetPrimParams((SceneObjectPart)entity, rules, originFunc, ref rulesParsed);

+                else

+                    remaining = SetAgentParams((ScenePresence)entity, rules, originFunc, ref rulesParsed);

+            }

+

+            while (remaining != null && remaining.Length > 2)

+            {

+                int linknumber;

+                try

+                {

+                    linknumber = remaining.GetLSLIntegerItem(0);

+                }

+                catch(InvalidCastException)

+                {

+                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_LINK_TARGET: parameter 2 must be integer", rulesParsed));

+                    return;

+                }

+

+                rules = remaining.GetSublist(1, -1);

+                entities = GetLinkEntities(linknumber);

+

+                foreach (ISceneEntity entity in entities)

+                {

+                    if (entity is SceneObjectPart)

+                        remaining = SetPrimParams((SceneObjectPart)entity, rules, originFunc, ref rulesParsed);

+                    else

+                        remaining = SetAgentParams((ScenePresence)entity, rules, originFunc, ref rulesParsed);

+                }

+            }

+        }

+

+        public void llSetKeyframedMotion(LSL_List frames, LSL_List options)

+        {

+            SceneObjectGroup group = m_host.ParentGroup;

+

+            if (group.RootPart.PhysActor != null && group.RootPart.PhysActor.IsPhysical)

+                return;

+            if (group.IsAttachment)

+                return;

+

+            if (frames.Data.Length > 0) // We are getting a new motion

+            {

+                if (group.RootPart.KeyframeMotion != null)

+                    group.RootPart.KeyframeMotion.Delete();

+                group.RootPart.KeyframeMotion = null;

+

+                int idx = 0;

+

+                KeyframeMotion.PlayMode mode = KeyframeMotion.PlayMode.Forward;

+                KeyframeMotion.DataFormat data = KeyframeMotion.DataFormat.Translation | KeyframeMotion.DataFormat.Rotation;

+

+                while (idx < options.Data.Length)

+                {

+                    int option = (int)options.GetLSLIntegerItem(idx++);

+                    int remain = options.Data.Length - idx;

+

+                    switch (option)

+                    {

+                        case ScriptBaseClass.KFM_MODE:

+                            if (remain < 1)

+                                break;

+                            int modeval = (int)options.GetLSLIntegerItem(idx++);

+                            switch(modeval)

+                            {

+                                case ScriptBaseClass.KFM_FORWARD:

+                                    mode = KeyframeMotion.PlayMode.Forward;

+                                    break;

+                                case ScriptBaseClass.KFM_REVERSE:

+                                    mode = KeyframeMotion.PlayMode.Reverse;

+                                    break;

+                                case ScriptBaseClass.KFM_LOOP:

+                                    mode = KeyframeMotion.PlayMode.Loop;

+                                    break;

+                                case ScriptBaseClass.KFM_PING_PONG:

+                                    mode = KeyframeMotion.PlayMode.PingPong;

+                                    break;

+                            }

+                            break;

+                        case ScriptBaseClass.KFM_DATA:

+                            if (remain < 1)

+                                break;

+                            int dataval = (int)options.GetLSLIntegerItem(idx++);

+                            data = (KeyframeMotion.DataFormat)dataval;

+                            break;

+                    }

+                }

+

+                group.RootPart.KeyframeMotion = new KeyframeMotion(group, mode, data);

+

+                idx = 0;

+

+                int elemLength = 2;

+                if (data == (KeyframeMotion.DataFormat.Translation | KeyframeMotion.DataFormat.Rotation))

+                    elemLength = 3;

+

+                List<KeyframeMotion.Keyframe> keyframes = new List<KeyframeMotion.Keyframe>();

+                while (idx < frames.Data.Length)

+                {

+                    int remain = frames.Data.Length - idx;

+

+                    if (remain < elemLength)

+                        break;

+

+                    KeyframeMotion.Keyframe frame = new KeyframeMotion.Keyframe();

+                    frame.Position = null;

+                    frame.Rotation = null;

+

+                    if ((data & KeyframeMotion.DataFormat.Translation) != 0)

+                    {

+                        LSL_Types.Vector3 tempv = frames.GetVector3Item(idx++);

+                        frame.Position = new Vector3((float)tempv.x, (float)tempv.y, (float)tempv.z);

+                    }

+                    if ((data & KeyframeMotion.DataFormat.Rotation) != 0)

+                    {

+                        LSL_Types.Quaternion tempq = frames.GetQuaternionItem(idx++);

+                        Quaternion q = new Quaternion((float)tempq.x, (float)tempq.y, (float)tempq.z, (float)tempq.s);

+                        q.Normalize();

+                        frame.Rotation = q;

+                    }

+

+                    float tempf = (float)frames.GetLSLFloatItem(idx++);

+                    frame.TimeMS = (int)(tempf * 1000.0f);

+

+                    keyframes.Add(frame);

+                }

+

+                group.RootPart.KeyframeMotion.SetKeyframes(keyframes.ToArray());

+                group.RootPart.KeyframeMotion.Start();

+            }

+            else

+            {

+                if (group.RootPart.KeyframeMotion == null)

+                    return;

+

+                if (options.Data.Length == 0)

+                {

+                    group.RootPart.KeyframeMotion.Stop();

+                    return;

+                }

+

+                int idx = 0;

+

+                while (idx < options.Data.Length)

+                {

+                    int option = (int)options.GetLSLIntegerItem(idx++);

+

+                    switch (option)

+                    {

+                        case ScriptBaseClass.KFM_COMMAND:

+                            int cmd = (int)options.GetLSLIntegerItem(idx++);

+                            switch (cmd)

+                            {

+                                case ScriptBaseClass.KFM_CMD_PLAY:

+                                    group.RootPart.KeyframeMotion.Start();

+                                    break;

+                                case ScriptBaseClass.KFM_CMD_STOP:

+                                    group.RootPart.KeyframeMotion.Stop();

+                                    break;

+                                case ScriptBaseClass.KFM_CMD_PAUSE:

+                                    group.RootPart.KeyframeMotion.Pause();

+                                    break;

+                            }

+                            break;

+                    }

+                }

+            }

+        }

+

+        protected LSL_List SetPrimParams(SceneObjectPart part, LSL_List rules, string originFunc, ref uint rulesParsed)

+        {

+            int idx = 0;

+            int idxStart = 0;

+

+            bool positionChanged = false;

+            LSL_Vector currentPosition = GetPartLocalPos(part);

+

+            try

+            {

+                while (idx < rules.Length)

+                {

+                    ++rulesParsed;

+                    int code = rules.GetLSLIntegerItem(idx++);

+

+                    int remain = rules.Length - idx;

+                    idxStart = idx;

+

+                    int face;

+                    LSL_Vector v;

+

+                    switch (code)

+                    {

+                        case ScriptBaseClass.PRIM_POSITION:

+                        case ScriptBaseClass.PRIM_POS_LOCAL:

+                            if (remain < 1)

+                                return null;

+

+                            try

+                            {

+                                v = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                if(code == ScriptBaseClass.PRIM_POSITION)

+                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POSITION: arg #{1} - parameter 1 must be vector", rulesParsed, idx - idxStart - 1));

+                                else

+                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POS_LOCAL: arg #{1} - parameter 1 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            positionChanged = true;

+                            currentPosition = GetSetPosTarget(part, v, currentPosition);

+

+                            break;

+                        case ScriptBaseClass.PRIM_SIZE:

+                            if (remain < 1)

+                                return null;

+

+                            v=rules.GetVector3Item(idx++);

+                            SetScale(part, v);

+

+                            break;

+                        case ScriptBaseClass.PRIM_ROTATION:

+                            if (remain < 1)

+                                return null;

+                            LSL_Rotation q;

+                            try

+                            {

+                                q = rules.GetQuaternionItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROTATION: arg #{1} - parameter 1 must be rotation", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            // try to let this work as in SL...

+                            if (part.ParentID == 0)

+                            {

+                                // special case: If we are root, rotate complete SOG to new rotation

+                                SetRot(part, q);

+                            }

+                            else

+                            {

+                                // we are a child. The rotation values will be set to the one of root modified by rot, as in SL. Don't ask.

+                                SceneObjectPart rootPart = part.ParentGroup.RootPart;

+                                SetRot(part, rootPart.RotationOffset * (Quaternion)q);

+                            }

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_TYPE:

+                            if (remain < 3)

+                                return null;

+

+                            try

+                            {

+                                code = (int)rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE: arg #{1} - parameter 1 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            remain = rules.Length - idx;

+                            float hollow;

+                            LSL_Vector twist;

+                            LSL_Vector taper_b;

+                            LSL_Vector topshear;

+                            float revolutions;

+                            float radiusoffset;

+                            float skew;

+                            LSL_Vector holesize;

+                            LSL_Vector profilecut;

+

+                            switch (code)

+                            {

+                                case ScriptBaseClass.PRIM_TYPE_BOX:

+                                    if (remain < 6)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); // cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 5 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        topshear = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_BOX: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b, topshear,

+                                        (byte)ProfileShape.Square, (byte)Extrusion.Straight);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_CYLINDER:

+                                    if (remain < 6)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); // cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        topshear = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_CYLINDER: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b, topshear,

+                                        (byte)ProfileShape.Circle, (byte)Extrusion.Straight);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_PRISM:

+                                    if (remain < 6)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); //cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        topshear = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_PRISM: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b, topshear,

+                                        (byte)ProfileShape.EquilateralTriangle, (byte)Extrusion.Straight);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_SPHERE:

+                                    if (remain < 5)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); // cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++); // dimple

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SPHERE: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, taper_b,

+                                        (byte)ProfileShape.HalfCircle, (byte)Extrusion.Curve1);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_TORUS:

+                                    if (remain < 11)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); //cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        holesize = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        topshear = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        profilecut = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 9 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++); // taper_a

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 10 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        revolutions = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 11 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        radiusoffset = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 12 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        skew = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TORUS: arg #{1} - parameter 13 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, holesize, topshear, profilecut, taper_b,

+                                        revolutions, radiusoffset, skew, (byte)ProfileShape.Circle, (byte)Extrusion.Curve1);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_TUBE:

+                                    if (remain < 11)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); //cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        holesize = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        topshear = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        profilecut = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 9 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++); // taper_a

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 10 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        revolutions = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 11 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        radiusoffset = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 12 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        skew = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_TUBE: arg #{1} - parameter 13 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, holesize, topshear, profilecut, taper_b,

+                                        revolutions, radiusoffset, skew, (byte)ProfileShape.Square, (byte)Extrusion.Curve1);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_RING:

+                                    if (remain < 11)

+                                        return null;

+

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // holeshape

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        v = rules.GetVector3Item(idx++); //cut

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        hollow = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        twist = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 6 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        holesize = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 7 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        topshear = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        profilecut = rules.GetVector3Item(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 9 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        taper_b = rules.GetVector3Item(idx++); // taper_a

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 10 must be vector", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        revolutions = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 11 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        radiusoffset = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 12 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    try

+                                    {

+                                        skew = (float)rules.GetLSLFloatItem(idx++);

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_RING: arg #{1} - parameter 13 must be float", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, face, v, hollow, twist, holesize, topshear, profilecut, taper_b,

+                                        revolutions, radiusoffset, skew, (byte)ProfileShape.EquilateralTriangle, (byte)Extrusion.Curve1);

+                                    break;

+

+                                case ScriptBaseClass.PRIM_TYPE_SCULPT:

+                                    if (remain < 2)

+                                        return null;

+

+                                    string map = rules.Data[idx++].ToString();

+                                    try

+                                    {

+                                        face = (int)rules.GetLSLIntegerItem(idx++); // type

+                                    }

+                                    catch(InvalidCastException)

+                                    {

+                                        Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TYPE, PRIM_TYPE_SCULPT: arg #{1} - parameter 4 must be integer", rulesParsed, idx - idxStart - 1));

+                                        return null;

+                                    }

+                                    SetPrimitiveShapeParams(part, map, face, (byte)Extrusion.Curve1);

+                                    break;

+                            }

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_TEXTURE:

+                            if (remain < 5)

+                                return null;

+

+                            face=(int)rules.GetLSLIntegerItem(idx++);

+                            string tex;

+                            LSL_Vector repeats;

+                            LSL_Vector offsets;

+                            double rotation;

+

+                            tex = rules.Data[idx++].ToString();

+                            try

+                            {

+                                repeats = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXTURE: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                offsets = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXTURE: arg #{1} - parameter 4 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                rotation = (double)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXTURE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            SetTexture(part, tex, face);

+                            ScaleTexture(part, repeats.x, repeats.y, face);

+                            OffsetTexture(part, offsets.x, offsets.y, face);

+                            RotateTexture(part, rotation, face);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_COLOR:

+                            if (remain < 3)

+                                return null;

+

+                            LSL_Vector color;

+                            double alpha;

+

+                            try

+                            {

+                                face = (int)rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_COLOR: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                color = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_COLOR: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                alpha = (double)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_COLOR: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            part.SetFaceColorAlpha(face, color, alpha);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_FLEXIBLE:

+                            if (remain < 7)

+                                return null;

+                            bool flexi;

+                            int softness;

+                            float gravity;

+                            float friction;

+                            float wind;

+                            float tension;

+                            LSL_Vector force;

+

+                            try

+                            {

+                                flexi = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                softness = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                gravity = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                friction = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                wind = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 6 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                tension = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 7 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                force = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FLEXIBLE: arg #{1} - parameter 8 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            SetFlexi(part, flexi, softness, gravity, friction, wind, tension, force);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_POINT_LIGHT:

+                            if (remain < 5)

+                                return null;

+                            bool light;

+                            LSL_Vector lightcolor;

+                            float intensity;

+                            float radius;

+                            float falloff;

+

+                            try

+                            {

+                                light = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                lightcolor = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                intensity = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                radius = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 5 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                falloff = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POINT_LIGHT: arg #{1} - parameter 6 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            SetPointLight(part, light, lightcolor, intensity, radius, falloff);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_GLOW:

+                            if (remain < 2)

+                                return null;

+

+                            float glow;

+

+                            try

+                            {

+                                face = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_GLOW: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                glow = (float)rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_GLOW: arg #{1} - parameter 3 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            SetGlow(part, face, glow);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_BUMP_SHINY:

+                            if (remain < 3)

+                                return null;

+

+                            int shiny;

+                            Bumpiness bump;

+

+                            try

+                            {

+                                face = (int)rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_BUMP_SHINY: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                shiny = (int)rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_BUMP_SHINY: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                bump = (Bumpiness)(int)rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_BUMP_SHINY: arg #{1} - parameter 4 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            SetShiny(part, face, shiny, bump);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_FULLBRIGHT:

+                            if (remain < 2)

+                                return null;

+                            bool st;

+

+                            try

+                            {

+                                face = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FULLBRIGHT: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            try

+                            {

+                                st = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_FULLBRIGHT: arg #{1} - parameter 4 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            SetFullBright(part, face , st);

+                            break;

+

+                        case ScriptBaseClass.PRIM_MATERIAL:

+                            if (remain < 1)

+                                return null;

+                            int mat;

+

+                            try

+                            {

+                                mat = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_MATERIAL: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            if (mat < 0 || mat > 7)

+                                return null;

+

+                            part.Material = Convert.ToByte(mat);

+                            break;

+

+                        case ScriptBaseClass.PRIM_PHANTOM:

+                            if (remain < 1)

+                                return null;

+

+                            string ph = rules.Data[idx++].ToString();

+                            part.ParentGroup.ScriptSetPhantomStatus(ph.Equals("1"));

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_PHYSICS:

+                           if (remain < 1)

+                                return null;

+                            string phy = rules.Data[idx++].ToString();

+                            part.ScriptSetPhysicsStatus(phy.Equals("1"));

+                            break;

+

+                        case ScriptBaseClass.PRIM_PHYSICS_SHAPE_TYPE:

+                            if (remain < 1)

+                                return null;

+

+                            int shape_type;

+

+                            try

+                            {

+                                shape_type = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_PHYSICS_SHAPE_TYPE: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            ExtraPhysicsData physdata = new ExtraPhysicsData();

+                            physdata.Density = part.Density;

+                            physdata.Bounce = part.Restitution;

+                            physdata.GravitationModifier = part.GravityModifier;

+                            physdata.PhysShapeType = (PhysShapeType)shape_type;

+

+                            part.UpdateExtraPhysics(physdata);

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_TEMP_ON_REZ:

+                            if (remain < 1)

+                                return null;

+                            string temp = rules.Data[idx++].ToString();

+

+                            part.ParentGroup.ScriptSetTemporaryStatus(temp.Equals("1"));

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_TEXGEN:

+                            if (remain < 2)

+                                return null;

+                                //face,type

+                            int style;

+

+                            try

+                            {

+                                face = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXGEN: arg #{1} - parameter 2 must be integer", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            try

+                            {

+                                style = rules.GetLSLIntegerItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXGEN: arg #{1} - parameter 3 must be integer", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            SetTexGen(part, face, style);

+                            break;

+                        case ScriptBaseClass.PRIM_TEXT:

+                            if (remain < 3)

+                                return null;

+                            string primText;

+                            LSL_Vector primTextColor;

+                            LSL_Float primTextAlpha;

+

+                            try

+                            {

+                                primText = rules.GetLSLStringItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXT: arg #{1} - parameter 2 must be string", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            try

+                            {

+                                primTextColor = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXT: arg #{1} - parameter 3 must be vector", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            try

+                            {

+                                primTextAlpha = rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_TEXT: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            Vector3 av3 = Util.Clip(primTextColor, 0.0f, 1.0f);

+                            part.SetText(primText, av3, Util.Clip((float)primTextAlpha, 0.0f, 1.0f));

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_NAME:

+                            if (remain < 1)

+                                return null;

+                            try

+                            {

+                                string primName = rules.GetLSLStringItem(idx++);

+                                part.Name = primName;

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_NAME: arg #{1} - parameter 2 must be string", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            break;

+                        case ScriptBaseClass.PRIM_DESC:

+                            if (remain < 1)

+                                return null;

+                            try

+                            {

+                                string primDesc = rules.GetLSLStringItem(idx++);

+                                part.Description = primDesc;

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_DESC: arg #{1} - parameter 2 must be string", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            break;

+                        case ScriptBaseClass.PRIM_ROT_LOCAL:

+                            if (remain < 1)

+                                return null;

+                            LSL_Rotation rot;

+                            try

+                            {

+                                rot = rules.GetQuaternionItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                               Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROT_LOCAL: arg #{1} - parameter 2 must be rotation", rulesParsed, idx - idxStart - 1));

+                               return null;

+                            }

+                            SetRot(part, rot);

+                            break;

+

+                        case ScriptBaseClass.PRIM_OMEGA:

+                            if (remain < 3)

+                                return null;

+                            LSL_Vector axis;

+                            LSL_Float spinrate;

+                            LSL_Float gain;

+

+                            try

+                            {

+                                axis = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_OMEGA: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                spinrate = rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_OMEGA: arg #{1} - parameter 3 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            try

+                            {

+                                gain = rules.GetLSLFloatItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_OMEGA: arg #{1} - parameter 4 must be float", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            TargetOmega(part, axis, (double)spinrate, (double)gain);

+                            break;

+

+                        case ScriptBaseClass.PRIM_SLICE:

+                            if (remain < 1)

+                                return null;

+                            LSL_Vector slice;

+                            try

+                            {

+                                slice = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_SLICE: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+                            part.UpdateSlice((float)slice.x, (float)slice.y);

+                            break;

+

+                        case ScriptBaseClass.PRIM_LINK_TARGET:

+                            if (remain < 3) // setting to 3 on the basis that parsing any usage of PRIM_LINK_TARGET that has nothing following it is pointless.

+                                return null;

+

+                            return rules.GetSublist(idx, -1);

+

+                        default:

+                            Error(originFunc, string.Format("Error running rule #{0}: arg #{1} - unsupported parameter", rulesParsed, idx - idxStart));

+                            return null;

+                    }

+                }

+            }

+            catch (InvalidCastException e)

+            {

+                Error(originFunc, string.Format("Error running rule #{0}: arg #{1} - ", rulesParsed, idx - idxStart) + e.Message);

+            }

+            finally

+            {

+                if (positionChanged)

+                {

+                    if (part.ParentGroup.RootPart == part)

+                    {

+                        SceneObjectGroup parent = part.ParentGroup;

+                        parent.UpdateGroupPosition(currentPosition);

+                    }

+                    else

+                    {

+                        part.OffsetPosition = currentPosition;

+                        SceneObjectGroup parent = part.ParentGroup;

+                        parent.HasGroupChanged = true;

+                        parent.ScheduleGroupForTerseUpdate();

+                    }

+                }

+            }

+

+            return null;

+        }

+

+        protected LSL_List SetAgentParams(ScenePresence sp, LSL_List rules, string originFunc, ref uint rulesParsed)

+        {

+            int idx = 0;

+            int idxStart = 0;

+

+            try

+            {

+                while (idx < rules.Length)

+                {

+                    ++rulesParsed;

+                    int code = rules.GetLSLIntegerItem(idx++);

+

+                    int remain = rules.Length - idx;

+                    idxStart = idx;

+

+                    switch (code)

+                    {

+                        case ScriptBaseClass.PRIM_POSITION:

+                        case ScriptBaseClass.PRIM_POS_LOCAL:

+                            if (remain < 1)

+                                return null;

+

+                            try

+                            {

+                                sp.OffsetPosition = rules.GetVector3Item(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                if (code == ScriptBaseClass.PRIM_POSITION)

+                                {

+                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POSITION: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));

+                                }

+                                else

+                                {

+                                    Error(originFunc, string.Format("Error running rule #{0} -> PRIM_POS_LOCAL: arg #{1} - parameter 2 must be vector", rulesParsed, idx - idxStart - 1));

+                                }

+                                return null;

+                            }

+                            break;

+

+                        case ScriptBaseClass.PRIM_ROTATION:                       

+                            if (remain < 1)

+                                return null;

+

+                            Quaternion inRot;

+

+                            try

+                            {

+                                inRot = rules.GetQuaternionItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROTATION: arg #{1} - parameter 2 must be rotation", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            SceneObjectPart parentPart = sp.ParentPart;

+

+                            if (parentPart != null)

+                                sp.Rotation = m_host.GetWorldRotation() * inRot;

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_ROT_LOCAL:

+                            if (remain < 1)

+                                return null;

+

+                            try

+                            {

+                                sp.Rotation = rules.GetQuaternionItem(idx++);

+                            }

+                            catch(InvalidCastException)

+                            {

+                                Error(originFunc, string.Format("Error running rule #{0} -> PRIM_ROT_LOCAL: arg #{1} - parameter 2 must be rotation", rulesParsed, idx - idxStart - 1));

+                                return null;

+                            }

+

+                            break;

+

+                        case ScriptBaseClass.PRIM_TYPE:

+                            Error(originFunc, "PRIM_TYPE disallowed on agent");

+                            return null;

+

+                        case ScriptBaseClass.PRIM_OMEGA:

+                            Error(originFunc, "PRIM_OMEGA disallowed on agent");

+                            return null;

+

+                        case ScriptBaseClass.PRIM_LINK_TARGET:

+                            if (remain < 3) // setting to 3 on the basis that parsing any usage of PRIM_LINK_TARGET that has nothing following it is pointless.

+                                return null;

+

+                            return rules.GetSublist(idx, -1);

+

+                        default:

+                            Error(originFunc,

+                                string.Format("Error running rule #{0} on agent: arg #{1} - disallowed on agent", rulesParsed, idx - idxStart));

+                            return null;

+                    }

+                }

+            }

+            catch (InvalidCastException e)

+            {

+                Error(

+                    originFunc, 

+                    string.Format("Error running rule #{0}: arg #{1} - ", rulesParsed, idx - idxStart) + e.Message);

+            }

+

+            return null;

+        }

+

+        public LSL_String llStringToBase64(string str)

+        {

+            m_host.AddScriptLPS(1);

+            try

+            {

+                byte[] encData_byte;

+                encData_byte = Util.UTF8.GetBytes(str);

+                string encodedData = Convert.ToBase64String(encData_byte);

+                return encodedData;

+            }

+            catch

+            {

+                Error("llBase64ToString", "Error encoding string");

+                return String.Empty;

+            }

+        }

+

+        public LSL_String llBase64ToString(string str)

+        {

+            m_host.AddScriptLPS(1);

+            try

+            {

+                byte[] b = Convert.FromBase64String(str);

+                return Encoding.UTF8.GetString(b);

+            }

+            catch

+            {

+                Error("llBase64ToString", "Error decoding string");

+                return String.Empty;

+            }

+        }

+

+        public LSL_String llXorBase64Strings(string str1, string str2)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llXorBase64Strings", "Use llXorBase64 instead");

+            ScriptSleep(m_sleepMsOnXorBase64Strings);

+            return String.Empty;

+        }

+

+        public void llRemoteDataSetRegion()

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llRemoteDataSetRegion", "Use llOpenRemoteDataChannel instead");

+        }

+

+        public LSL_Float llLog10(double val)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Log10(val);

+        }

+

+        public LSL_Float llLog(double val)

+        {

+            m_host.AddScriptLPS(1);

+            return (double)Math.Log(val);

+        }

+

+        public LSL_List llGetAnimationList(string id)

+        {

+            m_host.AddScriptLPS(1);

+

+            LSL_List l = new LSL_List();

+            ScenePresence av = World.GetScenePresence((UUID)id);

+            if (av == null || av.IsChildAgent) // only if in the region

+                return l;

+            UUID[] anims;

+            anims = av.Animator.GetAnimationArray();

+            foreach (UUID foo in anims)

+                l.Add(new LSL_Key(foo.ToString()));

+            return l;

+        }

+

+        public void llSetParcelMusicURL(string url)

+        {

+            m_host.AddScriptLPS(1);

+

+            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+

+            if (land.LandData.OwnerID != m_host.OwnerID)

+                return;

+

+            land.SetMusicUrl(url);

+

+            ScriptSleep(m_sleepMsOnSetParcelMusicURL);

+        }

+

+        public LSL_String llGetParcelMusicURL()

+        {

+            m_host.AddScriptLPS(1);

+

+            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+

+            if (land.LandData.OwnerID != m_host.OwnerID)

+                return String.Empty;

+

+            return land.GetMusicUrl();

+        }

+

+        public LSL_Vector llGetRootPosition()

+        {

+            m_host.AddScriptLPS(1);

+

+            return new LSL_Vector(m_host.ParentGroup.AbsolutePosition);

+        }

+

+        /// <summary>

+        /// http://lslwiki.net/lslwiki/wakka.php?wakka=llGetRot

+        /// http://lslwiki.net/lslwiki/wakka.php?wakka=ChildRotation

+        /// Also tested in sl in regards to the behaviour in attachments/mouselook

+        /// In the root prim:-

+        ///     Returns the object rotation if not attached

+        ///     Returns the avatars rotation if attached

+        ///     Returns the camera rotation if attached and the avatar is in mouselook

+        /// </summary>

+        public LSL_Rotation llGetRootRotation()

+        {

+            m_host.AddScriptLPS(1);

+            Quaternion q;

+            if (m_host.ParentGroup.AttachmentPoint != 0)

+            {

+                ScenePresence avatar = World.GetScenePresence(m_host.ParentGroup.AttachedAvatar);

+                if (avatar != null)

+                    if ((avatar.AgentControlFlags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_MOUSELOOK) != 0)

+                        q = avatar.CameraRotation; // Mouselook

+                    else

+                        q = avatar.GetWorldRotation(); // Currently infrequently updated so may be inaccurate

+                else

+                    q = m_host.ParentGroup.GroupRotation; // Likely never get here but just in case

+            }

+            else

+                q = m_host.ParentGroup.GroupRotation; // just the group rotation

+

+            return new LSL_Rotation(q);

+        }

+

+        public LSL_String llGetObjectDesc()

+        {

+            return m_host.Description!=null?m_host.Description:String.Empty;

+        }

+

+        public void llSetObjectDesc(string desc)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.Description = desc!=null?desc:String.Empty;

+        }

+

+        public LSL_String llGetCreator()

+        {

+            m_host.AddScriptLPS(1);

+            return m_host.CreatorID.ToString();

+        }

+

+        public LSL_String llGetTimestamp()

+        {

+            m_host.AddScriptLPS(1);

+            return DateTime.Now.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ");

+        }

+

+        public LSL_Integer llGetNumberOfPrims()

+        {

+            m_host.AddScriptLPS(1);

+

+            return m_host.ParentGroup.PrimCount + m_host.ParentGroup.GetSittingAvatarsCount();

+        }

+

+        /// <summary>

+        /// Full implementation of llGetBoundingBox according to SL 2015-04-15.

+        /// http://wiki.secondlife.com/wiki/LlGetBoundingBox

+        /// http://lslwiki.net/lslwiki/wakka.php?wakka=llGetBoundingBox

+        /// Returns local bounding box of avatar without attachments

+        /// if target is non-seated avatar or prim/mesh in avatar attachment.

+        /// Returns local bounding box of object including seated avatars

+        /// if target is seated avatar or prim/mesh in object.

+        /// Uses meshing of prims for high accuracy

+        /// or less accurate box models for speed.

+        /// </summary>

+        public LSL_List llGetBoundingBox(string obj)

+        {

+            m_host.AddScriptLPS(1);

+

+            // Get target avatar if non-seated avatar or attachment, or prim and object

+            UUID objID = UUID.Zero;

+            UUID.TryParse(obj, out objID);

+            ScenePresence agent = World.GetScenePresence(objID);

+            if (agent != null)

+            {

+                if (agent.ParentPart != null)

+                {

+                    objID = agent.ParentPart.UUID;

+                    agent = null;

+                }

+            }

+            SceneObjectGroup group = null;

+            SceneObjectPart target = World.GetSceneObjectPart(objID);

+            if (target != null)

+            {

+                group = target.ParentGroup;

+                if (group.IsAttachment) {

+                    objID = group.AttachedAvatar;

+                    agent = World.GetScenePresence(objID);

+                    group = null;

+                    target = null;

+                }

+            }

+

+            // Initialize but break if no target

+            LSL_List result = new LSL_List();

+            int groupCount = 0;

+            int partCount = 0;

+            int vertexCount = 0;

+            if (target == null && agent == null)

+            {

+                result.Add(new LSL_Vector());

+                result.Add(new LSL_Vector());

+                if (m_addStatsInGetBoundingBox)

+                    result.Add(new LSL_Vector((float)groupCount, (float)partCount, (float)vertexCount));

+                return result;

+            }

+            Vector3 minPosition = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);

+            Vector3 maxPosition = new Vector3(float.MinValue, float.MinValue, float.MinValue);

+

+            // Try to get a mesher

+            IRendering primMesher = null;

+            List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());

+            if (renderers.Count > 0)

+                primMesher = RenderingLoader.LoadRenderer(renderers[0]);

+

+            // Get bounding box of just avatar, seated or not

+            if (agent != null)

+            {

+                bool hasParent = false;

+                Vector3 lower;

+                Vector3 upper;

+                BoundingBoxOfScenePresence(agent, out lower, out upper);

+                Vector3 offset = Vector3.Zero;

+

+                // Since local bounding box unrotated and untilted, keep it simple

+                AddBoundingBoxOfSimpleBox(lower, upper, offset, agent.Rotation, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                partCount++;

+                groupCount++;

+

+                // Return lower and upper bounding box corners

+                result.Add(new LSL_Vector(minPosition));

+                result.Add(new LSL_Vector(maxPosition));

+                if (m_addStatsInGetBoundingBox)

+                    result.Add(new LSL_Vector((float)groupCount, (float)partCount, (float)vertexCount));

+                return result;

+            }

+            // Get bounding box of object including seated avatars

+            else if (group != null)

+            {

+                // Merge bounding boxes of all parts (prims and mesh)

+                foreach (SceneObjectPart part in group.Parts)

+                {

+                    bool hasParent = (!part.IsRoot);

+                    // When requested or if no mesher, keep it simple

+                    if (m_useSimpleBoxesInGetBoundingBox || primMesher == null)

+                    {

+                        AddBoundingBoxOfSimpleBox(part.Scale * -0.5f, part.Scale * 0.5f, part.OffsetPosition, part.RotationOffset, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                    }

+                    // Do the full mounty

+                    else

+                    {

+                        Primitive omvPrim = part.Shape.ToOmvPrimitive(part.OffsetPosition, part.RotationOffset);

+                        byte[] sculptAsset = null;

+                        if (omvPrim.Sculpt != null)

+                            sculptAsset = World.AssetService.GetData(omvPrim.Sculpt.SculptTexture.ToString());

+

+                        // When part is mesh

+                        // Quirk: Only imports as incompletely populated faceted mesh object, so needs an own handler.

+                        if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type == SculptType.Mesh && sculptAsset != null)

+                        {

+                            AssetMesh meshAsset = new AssetMesh(omvPrim.Sculpt.SculptTexture, sculptAsset);

+                            FacetedMesh mesh = null;

+                            FacetedMesh.TryDecodeFromAsset(omvPrim, meshAsset, DetailLevel.Highest, out mesh);

+                            meshAsset = null;

+                            if (mesh != null)

+                            {

+                                AddBoundingBoxOfFacetedMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                                mesh = null;

+                            }

+                        }

+

+                        // When part is sculpt

+                        // Quirk: Generated sculpt mesh is about 2.8% smaller in X and Y than visual sculpt.

+                        else if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type != SculptType.Mesh && sculptAsset != null)

+                        {

+                            IJ2KDecoder imgDecoder = World.RequestModuleInterface<IJ2KDecoder>();

+                            if (imgDecoder != null)

+                            {

+                                Image sculpt = imgDecoder.DecodeToImage(sculptAsset);

+                                if (sculpt != null)

+                                {

+                                    SimpleMesh mesh = primMesher.GenerateSimpleSculptMesh(omvPrim, (Bitmap)sculpt, DetailLevel.Medium);

+                                    sculpt.Dispose();

+                                    if (mesh != null)

+                                    {

+                                        AddBoundingBoxOfSimpleMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                                        mesh = null;

+                                    }

+                                }

+                            }

+                        }

+

+                        // When part is prim

+                        else if (omvPrim.Sculpt == null)

+                        {

+                            SimpleMesh mesh = primMesher.GenerateSimpleMesh(omvPrim, DetailLevel.Medium);

+                            if (mesh != null)

+                            {

+                                AddBoundingBoxOfSimpleMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                                mesh = null;

+                            }

+                        }

+

+                        // When all else fails, try fallback to simple box

+                        else

+                        {

+                            AddBoundingBoxOfSimpleBox(part.Scale * -0.5f, part.Scale * 0.5f, part.OffsetPosition, part.RotationOffset, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                        }

+                    }

+                    partCount++;

+                }

+            }

+

+            // Merge bounding boxes of seated avatars

+            foreach (ScenePresence sp in group.GetSittingAvatars())

+            {

+                Vector3 lower;

+                Vector3 upper;

+                BoundingBoxOfScenePresence(sp, out lower, out upper);

+                Vector3 offset = sp.OffsetPosition;

+

+                bool hasParent = true;

+                // When requested or if no mesher, keep it simple

+                if (m_useSimpleBoxesInGetBoundingBox || primMesher == null)

+                {

+                    AddBoundingBoxOfSimpleBox(lower, upper, offset, sp.Rotation, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                }

+                // Do the full mounty

+                else

+                {

+                    // Prim shapes don't do center offsets, so add it here.

+                    offset = offset + (lower + upper) * 0.5f * sp.Rotation;

+                    Primitive omvPrim = MakeOpenMetaversePrim(upper - lower, offset, sp.Rotation, ScriptBaseClass.PRIM_TYPE_SPHERE);

+                    SimpleMesh mesh = primMesher.GenerateSimpleMesh(omvPrim, DetailLevel.Medium);

+                    AddBoundingBoxOfSimpleMesh(mesh, omvPrim, hasParent, ref minPosition, ref maxPosition, ref vertexCount);

+                    mesh = null;

+                }

+                partCount++;

+            }

+

+            groupCount++;

+

+            // Return lower and upper bounding box corners

+            result.Add(new LSL_Vector(minPosition));

+            result.Add(new LSL_Vector(maxPosition));

+            if (m_addStatsInGetBoundingBox)

+                result.Add(new LSL_Vector((float)groupCount, (float)partCount, (float)vertexCount));

+

+            primMesher = null;

+            return result;

+        }

+

+        /// <summary>

+        /// Helper to calculate bounding box of an avatar.

+        /// </summary>

+        private void BoundingBoxOfScenePresence(ScenePresence sp, out Vector3 lower, out Vector3 upper)

+        {

+            // Adjust from OS model

+            // avatar height = visual height - 0.2, bounding box height = visual height

+            // to SL model

+            // avatar height = visual height, bounding box height = visual height + 0.2

+            float height = sp.Appearance.AvatarHeight + m_avatarHeightCorrection;

+

+            // According to avatar bounding box in SL 2015-04-18:

+            // standing = <-0.275,-0.35,-0.1-0.5*h> : <0.275,0.35,0.1+0.5*h>

+            // groundsitting = <-0.3875,-0.5,-0.05-0.375*h> : <0.3875,0.5,0.5>

+            // sitting = <-0.5875,-0.35,-0.35-0.375*h> : <0.1875,0.35,-0.25+0.25*h>

+

+            // When avatar is sitting

+            if (sp.ParentPart != null)

+            {

+                lower = new Vector3(m_lABB1SitX0, m_lABB1SitY0, m_lABB1SitZ0 + m_lABB1SitZ1 * height);

+                upper = new Vector3(m_lABB2SitX0, m_lABB2SitY0, m_lABB2SitZ0 + m_lABB2SitZ1 * height);

+            }

+            // When avatar is groundsitting

+            else if (sp.Animator.Animations.ImplicitDefaultAnimation.AnimID == DefaultAvatarAnimations.AnimsUUID["SIT_GROUND_CONSTRAINED"])

+            {

+                lower = new Vector3(m_lABB1GrsX0, m_lABB1GrsY0, m_lABB1GrsZ0 + m_lABB1GrsZ1 * height);

+                upper = new Vector3(m_lABB2GrsX0, m_lABB2GrsY0, m_lABB2GrsZ0 + m_lABB2GrsZ1 * height);

+            }

+            // When avatar is standing or flying

+            else

+            {

+                lower = new Vector3(m_lABB1StdX0, m_lABB1StdY0, m_lABB1StdZ0 + m_lABB1StdZ1 * height);

+                upper = new Vector3(m_lABB2StdX0, m_lABB2StdY0, m_lABB2StdZ0 + m_lABB2StdZ1 * height);

+            }

+        }

+

+        /// <summary>

+        /// Helper to approximate a part with a simple box.

+        /// </summary>

+        private void AddBoundingBoxOfSimpleBox(Vector3 corner1, Vector3 corner2, Vector3 offset, Quaternion rotation, bool hasParent, ref Vector3 lower, ref Vector3 upper, ref int count)

+        {

+            // Parse the 8 box corners

+            for (int i = 0; i < 8; i++)

+            {

+                // Calculate each box corner

+                Vector3 position = corner1;

+                if ((i & 1) != 0)

+                    position.X = corner2.X;

+                if ((i & 2) != 0)

+                    position.Y = corner2.Y;

+                if ((i & 4) != 0)

+                    position.Z = corner2.Z;

+                // Rotate part unless part is root

+                if (hasParent)

+                    position = position * rotation;

+                position = position + offset;

+                // Adjust lower and upper bounding box corners if needed

+                lower = Vector3.Min(lower, position);

+                upper = Vector3.Max(upper, position);

+                count++;

+            }

+        }

+

+        /// <summary>

+        /// Helper to parse a meshed prim and needed especially

+        /// for accuracy with tortured prims and sculpts.

+        /// </summary>

+        private void AddBoundingBoxOfSimpleMesh(SimpleMesh mesh, Primitive prim, bool hasParent, ref Vector3 lower, ref Vector3 upper, ref int count)

+        {

+            // Quirk: A meshed box contains 10 instead of the 8 necessary vertices.

+            if (mesh != null)

+            {

+                // Parse each vertex in mesh

+                foreach (Vertex vertex in mesh.Vertices)

+                {

+                    Vector3 position = vertex.Position;

+                    position = position * prim.Scale;

+                    // Rotate part unless part is root

+                    if (hasParent)

+                        position = position * prim.Rotation;

+                    position = position + prim.Position;

+                    // Adjust lower and upper bounding box corners if needed

+                    lower = Vector3.Min(lower, position);

+                    upper = Vector3.Max(upper, position);

+                    count++;

+                }

+            }

+        }

+

+        /// <summary>

+        /// Helper to parse mesh because no method exists

+        /// to parse mesh assets to SimpleMesh.

+        /// </summary>

+        private void AddBoundingBoxOfFacetedMesh(FacetedMesh mesh, Primitive prim, bool hasParent, ref Vector3 lower, ref Vector3 upper, ref int count)

+        {

+            if (mesh != null)

+            {

+                // Parse each face in mesh

+                // since vertex array isn't populated.

+                // This parses each unique vertex 3-6 times.

+                foreach (Face face in mesh.Faces)

+                {

+                    // Parse each vertex in face

+                    foreach (Vertex vertex in face.Vertices)

+                    {

+                        Vector3 position = vertex.Position;

+                        position = position * prim.Scale;

+                        // Rotate part unless part is root

+                        if (hasParent)

+                            position = position * prim.Rotation;

+                        position = position + prim.Position;

+                        // Adjust lower and upper bounding box corners if needed

+                        lower = Vector3.Min(lower, position);

+                        upper = Vector3.Max(upper, position);

+                        count++;

+                    }

+                }

+            }

+        }

+

+        /// <summary>

+        /// Helper to make up an OpenMetaverse prim

+        /// needed to create mesh from parts.

+        /// </summary>

+        private Primitive MakeOpenMetaversePrim(Vector3 scale, Vector3 position, Quaternion rotation, int primType)

+        {

+            // Initialize and set common parameters

+            Primitive prim = new OpenMetaverse.Primitive();

+            prim.Scale = scale;

+            prim.Position = position;

+            prim.Rotation = rotation;

+            prim.PrimData.PathShearX = 0.0f;

+            prim.PrimData.PathShearY = 0.0f;

+            prim.PrimData.PathBegin = 0.0f;

+            prim.PrimData.PathEnd = 1.0f;

+            prim.PrimData.PathScaleX = 1.0f;

+            prim.PrimData.PathScaleY = 1.0f;

+            prim.PrimData.PathTaperX = 0.0f;

+            prim.PrimData.PathTaperY = 0.0f;

+            prim.PrimData.PathTwistBegin = 0.0f;

+            prim.PrimData.PathTwist = 0.0f;

+            prim.PrimData.ProfileBegin = 0.0f;

+            prim.PrimData.ProfileEnd = 1.0f;

+            prim.PrimData.ProfileHollow = 0.0f;

+            prim.PrimData.ProfileCurve = (ProfileCurve)1;

+            prim.PrimData.ProfileHole = (HoleType)0;

+            prim.PrimData.PathCurve = (PathCurve)16;

+            prim.PrimData.PathRadiusOffset = 0.0f;

+            prim.PrimData.PathRevolutions = 1.0f;

+            prim.PrimData.PathSkew = 0.0f;

+            prim.PrimData.PCode = OpenMetaverse.PCode.Prim;

+            prim.PrimData.State = (byte)0;

+

+            // Set type specific parameters

+            switch (primType)

+            {

+                // Set specific parameters for box

+                case ScriptBaseClass.PRIM_TYPE_BOX:

+                    prim.PrimData.PathScaleY = 1.0f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)1;

+                    prim.PrimData.PathCurve = (PathCurve)16;

+                    break;

+                // Set specific parameters for cylinder

+                case ScriptBaseClass.PRIM_TYPE_CYLINDER:

+                    prim.PrimData.PathScaleY = 1.0f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)0;

+                    prim.PrimData.PathCurve = (PathCurve)16;

+                    break;

+                // Set specific parameters for prism

+                case ScriptBaseClass.PRIM_TYPE_PRISM:

+                    prim.PrimData.PathScaleY = 1.0f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)3;

+                    prim.PrimData.PathCurve = (PathCurve)16;

+                    break;

+                // Set specific parameters for sphere

+                case ScriptBaseClass.PRIM_TYPE_SPHERE:

+                    prim.PrimData.PathScaleY = 1.0f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)5;

+                    prim.PrimData.PathCurve = (PathCurve)32;

+                    break;

+                // Set specific parameters for torus

+                case ScriptBaseClass.PRIM_TYPE_TORUS:

+                    prim.PrimData.PathScaleY = 0.5f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)0;

+                    prim.PrimData.PathCurve = (PathCurve)32;

+                    break;

+                // Set specific parameters for tube

+                case ScriptBaseClass.PRIM_TYPE_TUBE:

+                    prim.PrimData.PathScaleY = 0.5f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)1;

+                    prim.PrimData.PathCurve = (PathCurve)32;

+                    break;

+                // Set specific parameters for ring

+                case ScriptBaseClass.PRIM_TYPE_RING:

+                    prim.PrimData.PathScaleY = 0.5f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)3;

+                    prim.PrimData.PathCurve = (PathCurve)32;

+                    break;

+                // Set specific parameters for sculpt

+                case ScriptBaseClass.PRIM_TYPE_SCULPT:

+                    prim.PrimData.PathScaleY = 1.0f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)5;

+                    prim.PrimData.PathCurve = (PathCurve)32;

+                    break;

+                // Default to specific parameters for box

+                default:

+                    prim.PrimData.PathScaleY = 1.0f;

+                    prim.PrimData.ProfileCurve = (ProfileCurve)1;

+                    prim.PrimData.PathCurve = (PathCurve)16;

+                    break;

+            }

+

+            return prim;

+        }

+

+        /// <summary>

+        /// Implementation of llGetGeometricCenter according to SL 2015-04-30.

+        /// http://wiki.secondlife.com/wiki/LlGetGeometricCenter

+        /// Returns the average position offset of all linked parts,

+        /// including the root prim and seated avatars,

+        /// relative to the root prim in local coordinates.

+        /// </summary>

+        public LSL_Vector llGetGeometricCenter()

+        {

+            // Subtract whatever position the root prim has to make it zero

+            Vector3 offset = m_host.ParentGroup.RootPart.OffsetPosition * -1.0f;

+

+            // Add all prim/part position offsets

+            foreach (SceneObjectPart part in m_host.ParentGroup.Parts)

+                offset = offset + part.OffsetPosition;

+            // Add all avatar/scene presence position offsets

+            foreach (ScenePresence sp in m_host.ParentGroup.GetSittingAvatars())

+                offset = offset + sp.OffsetPosition;

+

+            // Calculate and return the average offset

+            offset = offset / (float)(m_host.ParentGroup.PrimCount + m_host.ParentGroup.GetSittingAvatarsCount());

+            return new LSL_Vector(offset);

+        }

+

+        public LSL_List GetEntityParams(ISceneEntity entity, LSL_List rules)

+        {

+            LSL_List result = new LSL_List();

+            LSL_List remaining = null;

+

+            while (true)

+            {

+//                m_log.DebugFormat(

+//                    "[LSL API]: GetEntityParams has {0} rules with scene entity named {1}", 

+//                    rules.Length, entity != null ? entity.Name : "NULL");

+

+                if (entity == null)

+                    return result;

+

+                if (entity is SceneObjectPart)

+                    remaining = GetPrimParams((SceneObjectPart)entity, rules, ref result);

+                else

+                    remaining = GetAgentParams((ScenePresence)entity, rules, ref result);

+

+                if (remaining == null || remaining.Length < 2)

+                    return result;

+

+                int linknumber = remaining.GetLSLIntegerItem(0);

+                rules = remaining.GetSublist(1, -1);

+                entity = GetLinkEntity(m_host, linknumber);

+            }

+        }

+

+        public LSL_List llGetPrimitiveParams(LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            return GetEntityParams(m_host, rules);

+        }

+

+        public LSL_List llGetLinkPrimitiveParams(int linknumber, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            return GetEntityParams(GetLinkEntity(m_host, linknumber), rules);

+        }

+

+        public LSL_Vector GetAgentSize(ScenePresence sp)

+        {

+            return new LSL_Vector(0.45, 0.6, sp.Appearance.AvatarHeight);

+        }

+

+        /// <summary>

+        /// Gets params for a seated avatar in a linkset.

+        /// </summary>

+        /// <returns></returns>

+        /// <param name='sp'></param>

+        /// <param name='rules'></param>

+        /// <param name='res'></param>

+        public LSL_List GetAgentParams(ScenePresence sp, LSL_List rules, ref LSL_List res)

+        {

+            int idx = 0;

+            while (idx < rules.Length)

+            {

+                int code = (int)rules.GetLSLIntegerItem(idx++);

+                int remain = rules.Length-idx;

+

+                switch (code)

+                {

+                    case (int)ScriptBaseClass.PRIM_MATERIAL:

+                        res.Add(new LSL_Integer(ScriptBaseClass.PRIM_MATERIAL_FLESH));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_PHYSICS:

+                        res.Add(ScriptBaseClass.FALSE);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEMP_ON_REZ:

+                        res.Add(ScriptBaseClass.FALSE);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_PHANTOM:

+                        res.Add(ScriptBaseClass.FALSE);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_POSITION:

+                        res.Add(new LSL_Vector(sp.AbsolutePosition));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_SIZE:

+                        res.Add(GetAgentSize(sp));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_ROTATION:

+                        res.Add(sp.GetWorldRotation());

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TYPE:

+                        res.Add(new LSL_Integer(ScriptBaseClass.PRIM_TYPE_BOX));

+                        res.Add(new LSL_Integer(ScriptBaseClass.PRIM_HOLE_DEFAULT));

+                        res.Add(new LSL_Vector(0, 1, 0));

+                        res.Add(new LSL_Float(0));

+                        res.Add(new LSL_Vector(0, 0, 0));

+                        res.Add(new LSL_Vector(1, 1, 0));

+                        res.Add(new LSL_Vector(0, 0, 0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEXTURE:

+                        if (remain < 1)

+                            return null;

+

+                        int face = (int)rules.GetLSLIntegerItem(idx++);

+                        if (face > 21)

+                            break;

+

+                        res.Add(new LSL_String(""));

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        res.Add(new LSL_Float(0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_COLOR:

+                        if (remain < 1)

+                            return null;

+

+                        face = (int)rules.GetLSLIntegerItem(idx++);

+                        if (face > 21)

+                            break;

+

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        res.Add(new LSL_Float(0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_BUMP_SHINY:

+                        if (remain < 1)

+                            return null;

+

+                        face = (int)rules.GetLSLIntegerItem(idx++);

+                        if (face > 21)

+                            break;

+

+                        res.Add(ScriptBaseClass.PRIM_SHINY_NONE);

+                        res.Add(ScriptBaseClass.PRIM_BUMP_NONE);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_FULLBRIGHT:

+                        if (remain < 1)

+                            return null;

+

+                        face = (int)rules.GetLSLIntegerItem(idx++);

+                        if (face > 21)

+                            break;

+

+                        res.Add(ScriptBaseClass.FALSE);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_FLEXIBLE:

+                        res.Add(ScriptBaseClass.FALSE);

+                        res.Add(new LSL_Integer(0));

+                        res.Add(new LSL_Float(0));

+                        res.Add(new LSL_Float(0));

+                        res.Add(new LSL_Float(0));

+                        res.Add(new LSL_Float(0));

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEXGEN:

+                        if (remain < 1)

+                            return null;

+

+                        face = (int)rules.GetLSLIntegerItem(idx++);

+                        if (face > 21)

+                            break;

+

+                        res.Add(ScriptBaseClass.PRIM_TEXGEN_DEFAULT);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_POINT_LIGHT:

+                        res.Add(ScriptBaseClass.FALSE);

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_GLOW:

+                        if (remain < 1)

+                            return null;

+

+                        face = (int)rules.GetLSLIntegerItem(idx++);

+                        if (face > 21)

+                            break;

+

+                        res.Add(new LSL_Float(0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEXT:

+                        res.Add(new LSL_String(""));

+                        res.Add(ScriptBaseClass.ZERO_VECTOR);

+                        res.Add(new LSL_Float(1));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_ROT_LOCAL:

+                        res.Add(new LSL_Rotation(sp.Rotation));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_POS_LOCAL:

+                        res.Add(new LSL_Vector(sp.OffsetPosition));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_SLICE:

+                        res.Add(new LSL_Vector(0, 1, 0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_LINK_TARGET:

+                        if(remain < 3)

+                            return null;

+

+                        return rules.GetSublist(idx, -1);

+                }

+            }

+

+            return null;

+        }

+

+        public LSL_List GetPrimParams(SceneObjectPart part, LSL_List rules, ref LSL_List res)

+        {

+            int idx = 0;

+            while (idx < rules.Length)

+            {

+                int code = (int)rules.GetLSLIntegerItem(idx++);

+                int remain = rules.Length - idx;

+

+                switch (code)

+                {

+                    case (int)ScriptBaseClass.PRIM_MATERIAL:

+                        res.Add(new LSL_Integer(part.Material));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_PHYSICS:

+                        if ((part.GetEffectiveObjectFlags() & (uint)PrimFlags.Physics) != 0)

+                            res.Add(new LSL_Integer(1));

+                        else

+                            res.Add(new LSL_Integer(0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEMP_ON_REZ:

+                        if ((part.GetEffectiveObjectFlags() & (uint)PrimFlags.TemporaryOnRez) != 0)

+                            res.Add(new LSL_Integer(1));

+                        else

+                            res.Add(new LSL_Integer(0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_PHANTOM:

+                        if ((part.GetEffectiveObjectFlags() & (uint)PrimFlags.Phantom) != 0)

+                            res.Add(new LSL_Integer(1));

+                        else

+                            res.Add(new LSL_Integer(0));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_POSITION:

+                        LSL_Vector v = new LSL_Vector(part.AbsolutePosition);

+

+                        // For some reason, the part.AbsolutePosition.* values do not change if the

+                        // linkset is rotated; they always reflect the child prim's world position

+                        // as though the linkset is unrotated. This is incompatible behavior with SL's

+                        // implementation, so will break scripts imported from there (not to mention it

+                        // makes it more difficult to determine a child prim's actual inworld position).

+                        if (!part.IsRoot)

+                        {

+                            LSL_Vector rootPos = new LSL_Vector(m_host.ParentGroup.AbsolutePosition);

+                            v = ((v - rootPos) * llGetRootRotation()) + rootPos;

+                        }

+

+                        res.Add(v);

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_SIZE:

+                        res.Add(new LSL_Vector(part.Scale));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_ROTATION:

+                        res.Add(GetPartRot(part));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_PHYSICS_SHAPE_TYPE:

+                        res.Add(new LSL_Integer((int)part.PhysicsShapeType));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TYPE:

+                        // implementing box

+                        PrimitiveBaseShape Shape = part.Shape;

+                        int primType = (int)part.GetPrimType();

+                        res.Add(new LSL_Integer(primType));

+                        double topshearx = (double)(sbyte)Shape.PathShearX / 100.0; // Fix negative values for PathShearX

+                        double topsheary = (double)(sbyte)Shape.PathShearY / 100.0; // and PathShearY.

+                        switch (primType)

+                        {

+                            case ScriptBaseClass.PRIM_TYPE_BOX:

+                            case ScriptBaseClass.PRIM_TYPE_CYLINDER:

+                            case ScriptBaseClass.PRIM_TYPE_PRISM:

+                                res.Add(new LSL_Integer(Shape.ProfileCurve) & 0xf0);    // Isolate hole shape nibble.

+                                res.Add(new LSL_Vector(Shape.ProfileBegin / 50000.0, 1 - Shape.ProfileEnd / 50000.0, 0));

+                                res.Add(new LSL_Float(Shape.ProfileHollow / 50000.0));

+                                res.Add(new LSL_Vector(Shape.PathTwistBegin / 100.0, Shape.PathTwist / 100.0, 0));

+                                res.Add(new LSL_Vector(1 - (Shape.PathScaleX / 100.0 - 1), 1 - (Shape.PathScaleY / 100.0 - 1), 0));

+                                res.Add(new LSL_Vector(topshearx, topsheary, 0));

+                                break;

+

+                            case ScriptBaseClass.PRIM_TYPE_SPHERE:

+                                res.Add(new LSL_Integer(Shape.ProfileCurve) & 0xf0);    // Isolate hole shape nibble.

+                                res.Add(new LSL_Vector(Shape.PathBegin / 50000.0, 1 - Shape.PathEnd / 50000.0, 0));

+                                res.Add(new LSL_Float(Shape.ProfileHollow / 50000.0));

+                                res.Add(new LSL_Vector(Shape.PathTwistBegin / 100.0, Shape.PathTwist / 100.0, 0));

+                                res.Add(new LSL_Vector(Shape.ProfileBegin / 50000.0, 1 - Shape.ProfileEnd / 50000.0, 0));

+                                break;

+

+                            case ScriptBaseClass.PRIM_TYPE_SCULPT:

+                                res.Add(new LSL_String(Shape.SculptTexture.ToString()));

+                                res.Add(new LSL_Integer(Shape.SculptType));

+                                break;

+

+                            case ScriptBaseClass.PRIM_TYPE_RING:

+                            case ScriptBaseClass.PRIM_TYPE_TUBE:

+                            case ScriptBaseClass.PRIM_TYPE_TORUS:

+                                // holeshape

+                                res.Add(new LSL_Integer(Shape.ProfileCurve) & 0xf0);    // Isolate hole shape nibble.

+

+                                // cut

+                                res.Add(new LSL_Vector(Shape.PathBegin / 50000.0, 1 - Shape.PathEnd / 50000.0, 0));

+

+                                // hollow

+                                res.Add(new LSL_Float(Shape.ProfileHollow / 50000.0));

+

+                                // twist

+                                res.Add(new LSL_Vector(Shape.PathTwistBegin / 100.0, Shape.PathTwist / 100.0, 0));

+

+                                // vector holesize

+                                res.Add(new LSL_Vector(1 - (Shape.PathScaleX / 100.0 - 1), 1 - (Shape.PathScaleY / 100.0 - 1), 0));

+

+                                // vector topshear

+                                res.Add(new LSL_Vector(topshearx, topsheary, 0));

+

+                                // vector profilecut

+                                res.Add(new LSL_Vector(Shape.ProfileBegin / 50000.0, 1 - Shape.ProfileEnd / 50000.0, 0));

+

+                                // vector tapera

+                                res.Add(new LSL_Vector(Shape.PathTaperX / 100.0, Shape.PathTaperY / 100.0, 0));

+

+                                // float revolutions

+                                res.Add(new LSL_Float(Math.Round(Shape.PathRevolutions * 0.015d, 2, MidpointRounding.AwayFromZero)) + 1.0d);

+                                // Slightly inaccurate, because an unsigned byte is being used to represent

+                                // the entire range of floating-point values from 1.0 through 4.0 (which is how

+                                // SL does it).

+                                //

+                                // Using these formulas to store and retrieve PathRevolutions, it is not

+                                // possible to use all values between 1.00 and 4.00. For instance, you can't

+                                // represent 1.10. You can represent 1.09 and 1.11, but not 1.10. So, if you

+                                // use llSetPrimitiveParams to set revolutions to 1.10 and then retreive them

+                                // with llGetPrimitiveParams, you'll retrieve 1.09. You can also see a similar

+                                // behavior in the viewer as you cannot set 1.10. The viewer jumps to 1.11.

+                                // In SL, llSetPrimitveParams and llGetPrimitiveParams can set and get a value

+                                // such as 1.10. So, SL must store and retreive the actual user input rather

+                                // than only storing the encoded value.

+

+                                // float radiusoffset

+                                res.Add(new LSL_Float(Shape.PathRadiusOffset / 100.0));

+

+                                // float skew

+                                res.Add(new LSL_Float(Shape.PathSkew / 100.0));

+                                break;

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEXTURE:

+                        if (remain < 1)

+                            return null;

+

+                        int face = (int)rules.GetLSLIntegerItem(idx++);

+                        Primitive.TextureEntry tex = part.Shape.Textures;

+                        if (face == ScriptBaseClass.ALL_SIDES)

+                        {

+                            for (face = 0 ; face < GetNumberOfSides(part); face++)

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+

+                                res.Add(new LSL_String(texface.TextureID.ToString()));

+                                res.Add(new LSL_Vector(texface.RepeatU,

+                                                       texface.RepeatV,

+                                                       0));

+                                res.Add(new LSL_Vector(texface.OffsetU,

+                                                       texface.OffsetV,

+                                                       0));

+                                res.Add(new LSL_Float(texface.Rotation));

+                            }

+                        }

+                        else

+                        {

+                            if (face >= 0 && face < GetNumberOfSides(part))

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+

+                                res.Add(new LSL_String(texface.TextureID.ToString()));

+                                res.Add(new LSL_Vector(texface.RepeatU,

+                                                       texface.RepeatV,

+                                                       0));

+                                res.Add(new LSL_Vector(texface.OffsetU,

+                                                       texface.OffsetV,

+                                                       0));

+                                res.Add(new LSL_Float(texface.Rotation));

+                            }

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_COLOR:

+                        if (remain < 1)

+                            return null;

+

+                        face=(int)rules.GetLSLIntegerItem(idx++);

+

+                        tex = part.Shape.Textures;

+                        Color4 texcolor;

+                        if (face == ScriptBaseClass.ALL_SIDES)

+                        {

+                            for (face = 0 ; face < GetNumberOfSides(part); face++)

+                            {

+                                texcolor = tex.GetFace((uint)face).RGBA;

+                                res.Add(new LSL_Vector(texcolor.R,

+                                                       texcolor.G,

+                                                       texcolor.B));

+                                res.Add(new LSL_Float(texcolor.A));

+                            }

+                        }

+                        else

+                        {

+                            texcolor = tex.GetFace((uint)face).RGBA;

+                            res.Add(new LSL_Vector(texcolor.R,

+                                                   texcolor.G,

+                                                   texcolor.B));

+                            res.Add(new LSL_Float(texcolor.A));

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_BUMP_SHINY:

+                        if (remain < 1)

+                            return null;

+

+                        face=(int)rules.GetLSLIntegerItem(idx++);

+

+                        tex = part.Shape.Textures;

+                        if (face == ScriptBaseClass.ALL_SIDES)

+                        {

+                            for (face = 0; face < GetNumberOfSides(part); face++)

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+                                // Convert Shininess to PRIM_SHINY_*

+                                res.Add(new LSL_Integer((uint)texface.Shiny >> 6));

+                                // PRIM_BUMP_*

+                                res.Add(new LSL_Integer((int)texface.Bump));

+                            }

+                        }

+                        else

+                        {

+                            if (face >= 0 && face < GetNumberOfSides(part))

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+                                // Convert Shininess to PRIM_SHINY_*

+                                res.Add(new LSL_Integer((uint)texface.Shiny >> 6));

+                                // PRIM_BUMP_*

+                                res.Add(new LSL_Integer((int)texface.Bump));

+                            }

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_FULLBRIGHT:

+                        if (remain < 1)

+                            return null;

+

+                        face = (int)rules.GetLSLIntegerItem(idx++);

+

+                        tex = part.Shape.Textures;

+                        if (face == ScriptBaseClass.ALL_SIDES)

+                        {

+                            for (face = 0; face < GetNumberOfSides(part); face++)

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+                                res.Add(new LSL_Integer(texface.Fullbright ? 1 : 0));

+                            }

+                        }

+                        else

+                        {

+                            if (face >= 0 && face < GetNumberOfSides(part))

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+                                res.Add(new LSL_Integer(texface.Fullbright ? 1 : 0));

+                            }

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_FLEXIBLE:

+                        PrimitiveBaseShape shape = part.Shape;

+

+                        if (shape.FlexiEntry)

+                            res.Add(new LSL_Integer(1));              // active

+                        else

+                            res.Add(new LSL_Integer(0));

+                        res.Add(new LSL_Integer(shape.FlexiSoftness));// softness

+                        res.Add(new LSL_Float(shape.FlexiGravity));   // gravity

+                        res.Add(new LSL_Float(shape.FlexiDrag));      // friction

+                        res.Add(new LSL_Float(shape.FlexiWind));      // wind

+                        res.Add(new LSL_Float(shape.FlexiTension));   // tension

+                        res.Add(new LSL_Vector(shape.FlexiForceX,       // force

+                                               shape.FlexiForceY,

+                                               shape.FlexiForceZ));

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEXGEN:

+                        if (remain < 1)

+                            return null;

+

+                        face=(int)rules.GetLSLIntegerItem(idx++);

+

+                        tex = part.Shape.Textures;

+                        if (face == ScriptBaseClass.ALL_SIDES)

+                        {

+                            for (face = 0; face < GetNumberOfSides(part); face++)

+                            {

+                                MappingType texgen = tex.GetFace((uint)face).TexMapType;

+                                // Convert MappingType to PRIM_TEXGEN_DEFAULT, PRIM_TEXGEN_PLANAR etc.

+                                res.Add(new LSL_Integer((uint)texgen >> 1));

+                            }

+                        }

+                        else

+                        {

+                            if (face >= 0 && face < GetNumberOfSides(part))

+                            {

+                                MappingType texgen = tex.GetFace((uint)face).TexMapType;

+                                res.Add(new LSL_Integer((uint)texgen >> 1));

+                            }

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_POINT_LIGHT:

+                        shape = part.Shape;

+

+                        if (shape.LightEntry)

+                            res.Add(new LSL_Integer(1));              // active

+                        else

+                            res.Add(new LSL_Integer(0));

+                        res.Add(new LSL_Vector(shape.LightColorR,       // color

+                                               shape.LightColorG,

+                                               shape.LightColorB));

+                        res.Add(new LSL_Float(shape.LightIntensity)); // intensity

+                        res.Add(new LSL_Float(shape.LightRadius));    // radius

+                        res.Add(new LSL_Float(shape.LightFalloff));   // falloff

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_GLOW:

+                        if (remain < 1)

+                            return null;

+

+                        face=(int)rules.GetLSLIntegerItem(idx++);

+

+                        tex = part.Shape.Textures;

+                        if (face == ScriptBaseClass.ALL_SIDES)

+                        {

+                            for (face = 0; face < GetNumberOfSides(part); face++)

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+                                res.Add(new LSL_Float(texface.Glow));

+                            }

+                        }

+                        else

+                        {

+                            if (face >= 0 && face < GetNumberOfSides(part))

+                            {

+                                Primitive.TextureEntryFace texface = tex.GetFace((uint)face);

+                                res.Add(new LSL_Float(texface.Glow));

+                            }

+                        }

+                        break;

+

+                    case (int)ScriptBaseClass.PRIM_TEXT:

+                        Color4 textColor = part.GetTextColor();

+                        res.Add(new LSL_String(part.Text));

+                        res.Add(new LSL_Vector(textColor.R,

+                                               textColor.G,

+                                               textColor.B));

+                        res.Add(new LSL_Float(1.0 - textColor.A));

+                        break;

+                    case (int)ScriptBaseClass.PRIM_NAME:

+                        res.Add(new LSL_String(part.Name));

+                        break;

+                    case (int)ScriptBaseClass.PRIM_DESC:

+                        res.Add(new LSL_String(part.Description));

+                        break;

+                    case (int)ScriptBaseClass.PRIM_ROT_LOCAL:

+                        res.Add(new LSL_Rotation(part.RotationOffset));

+                        break;

+                    case (int)ScriptBaseClass.PRIM_POS_LOCAL:

+                        res.Add(new LSL_Vector(GetPartLocalPos(part)));

+                        break;

+                    case (int)ScriptBaseClass.PRIM_SLICE:

+                        PrimType prim_type = part.GetPrimType();

+                        bool useProfileBeginEnd = (prim_type == PrimType.SPHERE || prim_type == PrimType.TORUS || prim_type == PrimType.TUBE || prim_type == PrimType.RING);

+                        res.Add(new LSL_Vector(

+                            (useProfileBeginEnd ? part.Shape.ProfileBegin : part.Shape.PathBegin) / 50000.0,

+                            1 - (useProfileBeginEnd ? part.Shape.ProfileEnd : part.Shape.PathEnd) / 50000.0,

+                            0

+                        ));

+                        break;

+                    case (int)ScriptBaseClass.PRIM_LINK_TARGET:

+

+                        // TODO: Should be issuing a runtime script warning in this case.

+                        if (remain < 2)

+                            return null;

+

+                        return rules.GetSublist(idx, -1);

+                }

+            }

+

+            return null;

+        }

+

+        public LSL_List llGetPrimMediaParams(int face, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+            ScriptSleep(m_sleepMsOnGetPrimMediaParams);

+            return GetPrimMediaParams(m_host, face, rules);

+        }

+

+        public LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+            ScriptSleep(m_sleepMsOnGetLinkMedia);

+            if (link == ScriptBaseClass.LINK_ROOT)

+                return GetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);

+            else if (link == ScriptBaseClass.LINK_THIS)

+                return GetPrimMediaParams(m_host, face, rules);

+            else

+            {

+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);

+                if (null != part)

+                    return GetPrimMediaParams(part, face, rules);

+            }

+

+            return new LSL_List();

+        }

+

+        private LSL_List GetPrimMediaParams(SceneObjectPart part, int face, LSL_List rules)

+        {

+            // LSL Spec http://wiki.secondlife.com/wiki/LlGetPrimMediaParams says to fail silently if face is invalid

+            // TODO: Need to correctly handle case where a face has no media (which gives back an empty list).

+            // Assuming silently fail means give back an empty list.  Ideally, need to check this.

+            if (face < 0 || face > part.GetNumberOfSides() - 1)

+                return new LSL_List();

+

+            IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();

+            if (null == module)

+                return new LSL_List();

+

+            MediaEntry me = module.GetMediaEntry(part, face);

+

+            // As per http://wiki.secondlife.com/wiki/LlGetPrimMediaParams

+            if (null == me)

+                return new LSL_List();

+

+            LSL_List res = new LSL_List();

+

+            for (int i = 0; i < rules.Length; i++)

+            {

+                int code = (int)rules.GetLSLIntegerItem(i);

+

+                switch (code)

+                {

+                    case ScriptBaseClass.PRIM_MEDIA_ALT_IMAGE_ENABLE:

+                        // Not implemented

+                        res.Add(new LSL_Integer(0));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_CONTROLS:

+                        if (me.Controls == MediaControls.Standard)

+                            res.Add(new LSL_Integer(ScriptBaseClass.PRIM_MEDIA_CONTROLS_STANDARD));

+                        else

+                            res.Add(new LSL_Integer(ScriptBaseClass.PRIM_MEDIA_CONTROLS_MINI));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_CURRENT_URL:

+                        res.Add(new LSL_String(me.CurrentURL));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_HOME_URL:

+                        res.Add(new LSL_String(me.HomeURL));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_LOOP:

+                        res.Add(me.AutoLoop ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_PLAY:

+                        res.Add(me.AutoPlay ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_SCALE:

+                        res.Add(me.AutoScale ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_ZOOM:

+                        res.Add(me.AutoZoom ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_FIRST_CLICK_INTERACT:

+                        res.Add(me.InteractOnFirstClick ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_WIDTH_PIXELS:

+                        res.Add(new LSL_Integer(me.Width));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_HEIGHT_PIXELS:

+                        res.Add(new LSL_Integer(me.Height));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST_ENABLE:

+                        res.Add(me.EnableWhiteList ? ScriptBaseClass.TRUE : ScriptBaseClass.FALSE);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST:

+                        string[] urls = (string[])me.WhiteList.Clone();

+

+                        for (int j = 0; j < urls.Length; j++)

+                            urls[j] = Uri.EscapeDataString(urls[j]);

+

+                        res.Add(new LSL_String(string.Join(", ", urls)));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_PERMS_INTERACT:

+                        res.Add(new LSL_Integer((int)me.InteractPermissions));

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:

+                        res.Add(new LSL_Integer((int)me.ControlPermissions));

+                        break;

+

+                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;

+                }

+            }

+

+            return res;

+        }

+

+        public LSL_Integer llSetPrimMediaParams(LSL_Integer face, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+            ScriptSleep(m_sleepMsOnSetPrimMediaParams);

+            return SetPrimMediaParams(m_host, face, rules);

+        }

+

+        public LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+            ScriptSleep(m_sleepMsOnSetLinkMedia);

+            if (link == ScriptBaseClass.LINK_ROOT)

+                return SetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);

+            else if (link == ScriptBaseClass.LINK_THIS)

+                return SetPrimMediaParams(m_host, face, rules);

+            else

+            {

+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);

+                if (null != part)

+                    return SetPrimMediaParams(part, face, rules);

+            }

+

+            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;

+        }

+

+        private LSL_Integer SetPrimMediaParams(SceneObjectPart part, LSL_Integer face, LSL_List rules)

+        {

+            // LSL Spec http://wiki.secondlife.com/wiki/LlSetPrimMediaParams says to fail silently if face is invalid

+            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.

+            // Don't perform the media check directly

+            if (face < 0 || face > part.GetNumberOfSides() - 1)

+                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;

+

+            IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();

+            if (null == module)

+                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;

+

+            MediaEntry me = module.GetMediaEntry(part, face);

+            if (null == me)

+                me = new MediaEntry();

+

+            int i = 0;

+

+            while (i < rules.Length - 1)

+            {

+                int code = rules.GetLSLIntegerItem(i++);

+

+                switch (code)

+                {

+                    case ScriptBaseClass.PRIM_MEDIA_ALT_IMAGE_ENABLE:

+                        me.EnableAlterntiveImage = (rules.GetLSLIntegerItem(i++) != 0 ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_CONTROLS:

+                        int v = rules.GetLSLIntegerItem(i++);

+                        if (ScriptBaseClass.PRIM_MEDIA_CONTROLS_STANDARD == v)

+                            me.Controls = MediaControls.Standard;

+                        else

+                            me.Controls = MediaControls.Mini;

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_CURRENT_URL:

+                        me.CurrentURL = rules.GetLSLStringItem(i++);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_HOME_URL:

+                        me.HomeURL = rules.GetLSLStringItem(i++);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_LOOP:

+                        me.AutoLoop = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_PLAY:

+                        me.AutoPlay = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_SCALE:

+                        me.AutoScale = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_AUTO_ZOOM:

+                        me.AutoZoom = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_FIRST_CLICK_INTERACT:

+                        me.InteractOnFirstClick = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_WIDTH_PIXELS:

+                        me.Width = (int)rules.GetLSLIntegerItem(i++);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_HEIGHT_PIXELS:

+                        me.Height = (int)rules.GetLSLIntegerItem(i++);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST_ENABLE:

+                        me.EnableWhiteList = (ScriptBaseClass.TRUE == rules.GetLSLIntegerItem(i++) ? true : false);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_WHITELIST:

+                        string[] rawWhiteListUrls = rules.GetLSLStringItem(i++).ToString().Split(new char[] { ',' });

+                        List<string> whiteListUrls = new List<string>();

+                        Array.ForEach(

+                            rawWhiteListUrls, delegate(string rawUrl) { whiteListUrls.Add(rawUrl.Trim()); });

+                        me.WhiteList = whiteListUrls.ToArray();

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_PERMS_INTERACT:

+                        me.InteractPermissions = (MediaPermission)(byte)(int)rules.GetLSLIntegerItem(i++);

+                        break;

+

+                    case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:

+                        me.ControlPermissions = (MediaPermission)(byte)(int)rules.GetLSLIntegerItem(i++);

+                        break;

+

+                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;

+                }

+            }

+

+            module.SetMediaEntry(part, face, me);

+

+            return ScriptBaseClass.LSL_STATUS_OK;

+        }

+

+        public LSL_Integer llClearPrimMedia(LSL_Integer face)

+        {

+            m_host.AddScriptLPS(1);

+            ScriptSleep(m_sleepMsOnClearPrimMedia);

+            return ClearPrimMedia(m_host, face);

+        }

+

+        public LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face)

+        {

+            m_host.AddScriptLPS(1);

+            ScriptSleep(m_sleepMsOnClearLinkMedia);

+            if (link == ScriptBaseClass.LINK_ROOT)

+                return ClearPrimMedia(m_host.ParentGroup.RootPart, face);

+            else if (link == ScriptBaseClass.LINK_THIS)

+                return ClearPrimMedia(m_host, face);

+            else

+            {

+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);

+                if (null != part)

+                    return ClearPrimMedia(part, face);

+            }

+

+            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;

+        }

+

+        private LSL_Integer ClearPrimMedia(SceneObjectPart part, LSL_Integer face)

+        {

+            // LSL Spec http://wiki.secondlife.com/wiki/LlClearPrimMedia says to fail silently if face is invalid

+            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.

+            // FIXME: Don't perform the media check directly

+            if (face < 0 || face > part.GetNumberOfSides() - 1)

+                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;

+

+            IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();

+            if (null == module)

+                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;

+

+            module.ClearMediaEntry(part, face);

+

+            return ScriptBaseClass.LSL_STATUS_OK;

+        }

+

+        //  <remarks>

+        //  <para>

+        //  The .NET definition of base 64 is:

+        //  <list>

+        //  <item>

+        //  Significant: A-Z a-z 0-9 + -

+        //  </item>

+        //  <item>

+        //  Whitespace: \t \n \r ' '

+        //  </item>

+        //  <item>

+        //  Valueless: =

+        //  </item>

+        //  <item>

+        //  End-of-string: \0 or '=='

+        //  </item>

+        //  </list>

+        //  </para>

+        //  <para>

+        //  Each point in a base-64 string represents

+        //  a 6 bit value. A 32-bit integer can be

+        //  represented using 6 characters (with some

+        //  redundancy).

+        //  </para>

+        //  <para>

+        //  LSL requires a base64 string to be 8

+        //  characters in length. LSL also uses '/'

+        //  rather than '-' (MIME compliant).

+        //  </para>

+        //  <para>

+        //  RFC 1341 used as a reference (as specified

+        //  by the SecondLife Wiki).

+        //  </para>

+        //  <para>

+        //  SL do not record any kind of exception for

+        //  these functions, so the string to integer

+        //  conversion returns '0' if an invalid

+        //  character is encountered during conversion.

+        //  </para>

+        //  <para>

+        //  References

+        //  <list>

+        //  <item>

+        //  http://lslwiki.net/lslwiki/wakka.php?wakka=Base64

+        //  </item>

+        //  <item>

+        //  </item>

+        //  </list>

+        //  </para>

+        //  </remarks>

+

+        //  <summary>

+        //  Table for converting 6-bit integers into

+        //  base-64 characters

+        //  </summary>

+

+        protected static readonly char[] i2ctable =

+        {

+            'A','B','C','D','E','F','G','H',

+            'I','J','K','L','M','N','O','P',

+            'Q','R','S','T','U','V','W','X',

+            'Y','Z',

+            'a','b','c','d','e','f','g','h',

+            'i','j','k','l','m','n','o','p',

+            'q','r','s','t','u','v','w','x',

+            'y','z',

+            '0','1','2','3','4','5','6','7',

+            '8','9',

+            '+','/'

+        };

+

+        //  <summary>

+        //  Table for converting base-64 characters

+        //  into 6-bit integers.

+        //  </summary>

+

+        protected static readonly int[] c2itable =

+        {

+            -1,-1,-1,-1,-1,-1,-1,-1,    // 0x

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // 1x

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // 2x

+            -1,-1,-1,63,-1,-1,-1,64,

+            53,54,55,56,57,58,59,60,    // 3x

+            61,62,-1,-1,-1,0,-1,-1,

+            -1,1,2,3,4,5,6,7,           // 4x

+            8,9,10,11,12,13,14,15,

+            16,17,18,19,20,21,22,23,    // 5x

+            24,25,26,-1,-1,-1,-1,-1,

+            -1,27,28,29,30,31,32,33,    // 6x

+            34,35,36,37,38,39,40,41,

+            42,43,44,45,46,47,48,49,    // 7x

+            50,51,52,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // 8x

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // 9x

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // Ax

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // Bx

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // Cx

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // Dx

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // Ex

+            -1,-1,-1,-1,-1,-1,-1,-1,

+            -1,-1,-1,-1,-1,-1,-1,-1,    // Fx

+            -1,-1,-1,-1,-1,-1,-1,-1

+        };

+

+        //  <summary>

+        //  Converts a 32-bit integer into a Base64

+        //  character string. Base64 character strings

+        //  are always 8 characters long. All iinteger

+        //  values are acceptable.

+        //  </summary>

+        //  <param name="number">

+        //  32-bit integer to be converted.

+        //  </param>

+        //  <returns>

+        //  8 character string. The 1st six characters

+        //  contain the encoded number, the last two

+        //  characters are padded with "=".

+        //  </returns>

+

+        public LSL_String llIntegerToBase64(int number)

+        {

+            // uninitialized string

+

+            char[] imdt = new char[8];

+

+            m_host.AddScriptLPS(1);

+

+            // Manually unroll the loop

+

+            imdt[7] = '=';

+            imdt[6] = '=';

+            imdt[5] = i2ctable[number<<4  & 0x3F];

+            imdt[4] = i2ctable[number>>2  & 0x3F];

+            imdt[3] = i2ctable[number>>8  & 0x3F];

+            imdt[2] = i2ctable[number>>14 & 0x3F];

+            imdt[1] = i2ctable[number>>20 & 0x3F];

+            imdt[0] = i2ctable[number>>26 & 0x3F];

+

+            return new string(imdt);

+        }

+

+        //  <summary>

+        //  Converts an eight character base-64 string

+        //  into a 32-bit integer.

+        //  </summary>

+        //  <param name="str">

+        //  8 characters string to be converted. Other

+        //  length strings return zero.

+        //  </param>

+        //  <returns>

+        //  Returns an integer representing the

+        //  encoded value providedint he 1st 6

+        //  characters of the string.

+        //  </returns>

+        //  <remarks>

+        //  This is coded to behave like LSL's

+        //  implementation (I think), based upon the

+        //  information available at the Wiki.

+        //  If more than 8 characters are supplied,

+        //  zero is returned.

+        //  If a NULL string is supplied, zero will

+        //  be returned.

+        //  If fewer than 6 characters are supplied, then

+        //  the answer will reflect a partial

+        //  accumulation.

+        //  <para>

+        //  The 6-bit segments are

+        //  extracted left-to-right in big-endian mode,

+        //  which means that segment 6 only contains the

+        //  two low-order bits of the 32 bit integer as

+        //  its high order 2 bits. A short string therefore

+        //  means loss of low-order information. E.g.

+        //

+        //  |<---------------------- 32-bit integer ----------------------->|<-Pad->|

+        //  |<--Byte 0----->|<--Byte 1----->|<--Byte 2----->|<--Byte 3----->|<-Pad->|

+        //  |3|3|2|2|2|2|2|2|2|2|2|2|1|1|1|1|1|1|1|1|1|1| | | | | | | | | | |P|P|P|P|

+        //  |1|0|9|8|7|6|5|4|3|2|1|0|9|8|7|6|5|4|3|2|1|0|9|8|7|6|5|4|3|2|1|0|P|P|P|P|

+        //  |  str[0]   |  str[1]   |  str[2]   |  str[3]   |  str[4]   |  str[6]   |

+        //

+        //  </para>

+        //  </remarks>

+

+        public LSL_Integer llBase64ToInteger(string str)

+        {

+            int number = 0;

+            int digit;

+

+            m_host.AddScriptLPS(1);

+

+            //    Require a well-fromed base64 string

+

+            if (str.Length > 8)

+                return 0;

+

+            //    The loop is unrolled in the interests

+            //    of performance and simple necessity.

+            //

+            //    MUST find 6 digits to be well formed

+            //      -1 == invalid

+            //       0 == padding

+

+            if ((digit = c2itable[str[0]]) <= 0)

+            {

+                return digit < 0 ? (int)0 : number;

+            }

+            number += --digit<<26;

+

+            if ((digit = c2itable[str[1]]) <= 0)

+            {

+                return digit < 0 ? (int)0 : number;

+            }

+            number += --digit<<20;

+

+            if ((digit = c2itable[str[2]]) <= 0)

+            {

+                return digit < 0 ? (int)0 : number;

+            }

+            number += --digit<<14;

+

+            if ((digit = c2itable[str[3]]) <= 0)

+            {

+                return digit < 0 ? (int)0 : number;

+            }

+            number += --digit<<8;

+

+            if ((digit = c2itable[str[4]]) <= 0)

+            {

+                return digit < 0 ? (int)0 : number;

+            }

+            number += --digit<<2;

+

+            if ((digit = c2itable[str[5]]) <= 0)

+            {

+                return digit < 0 ? (int)0 : number;

+            }

+            number += --digit>>4;

+

+            // ignore trailing padding

+

+            return number;

+        }

+

+        public LSL_Float llGetGMTclock()

+        {

+            m_host.AddScriptLPS(1);

+            return DateTime.UtcNow.TimeOfDay.TotalSeconds;

+        }

+

+        public LSL_String llGetHTTPHeader(LSL_Key request_id, string header)

+        {

+            m_host.AddScriptLPS(1);

+

+           if (m_UrlModule != null)

+               return m_UrlModule.GetHttpHeader(new UUID(request_id), header);

+           return String.Empty;

+        }

+

+

+        public LSL_String llGetSimulatorHostname()

+        {

+            m_host.AddScriptLPS(1);

+            IUrlModule UrlModule = World.RequestModuleInterface<IUrlModule>();

+            return UrlModule.ExternalHostNameForLSL;

+        }

+

+        //  <summary>

+        //  Scan the string supplied in 'src' and

+        //  tokenize it based upon two sets of

+        //  tokenizers provided in two lists,

+        //  separators and spacers.

+        //  </summary>

+        //

+        //  <remarks>

+        //  Separators demarcate tokens and are

+        //  elided as they are encountered. Spacers

+        //  also demarcate tokens, but are themselves

+        //  retained as tokens.

+        //

+        //  Both separators and spacers may be arbitrarily

+        //  long strings. i.e. ":::".

+        //

+        //  The function returns an ordered list

+        //  representing the tokens found in the supplied

+        //  sources string. If two successive tokenizers

+        //  are encountered, then a NULL entry is added

+        //  to the list.

+        //

+        //  It is a precondition that the source and

+        //  toekizer lisst are non-null. If they are null,

+        //  then a null pointer exception will be thrown

+        //  while their lengths are being determined.

+        //

+        //  A small amount of working memoryis required

+        //  of approximately 8*#tokenizers.

+        //

+        //  There are many ways in which this function

+        //  can be implemented, this implementation is

+        //  fairly naive and assumes that when the

+        //  function is invooked with a short source

+        //  string and/or short lists of tokenizers, then

+        //  performance will not be an issue.

+        //

+        //  In order to minimize the perofrmance

+        //  effects of long strings, or large numbers

+        //  of tokeizers, the function skips as far as

+        //  possible whenever a toekenizer is found,

+        //  and eliminates redundant tokenizers as soon

+        //  as is possible.

+        //

+        //  The implementation tries to avoid any copying

+        //  of arrays or other objects.

+        //  </remarks>

+

+        private LSL_List ParseString(string src, LSL_List separators, LSL_List spacers, bool keepNulls)

+        {

+            int         beginning = 0;

+            int         srclen    = src.Length;

+            int         seplen    = separators.Length;

+            object[]    separray  = separators.Data;

+            int         spclen    = spacers.Length;

+            object[]    spcarray  = spacers.Data;

+            int         mlen      = seplen+spclen;

+

+            int[]       offset    = new int[mlen+1];

+            bool[]      active    = new bool[mlen];

+

+            int         best;

+            int         j;

+

+            //    Initial capacity reduces resize cost

+

+            LSL_List tokens = new LSL_List();

+

+            //    All entries are initially valid

+

+            for (int i = 0; i < mlen; i++)

+                active[i] = true;

+

+            offset[mlen] = srclen;

+

+            while (beginning < srclen)

+            {

+

+                best = mlen;    // as bad as it gets

+

+                //    Scan for separators

+

+                for (j = 0; j < seplen; j++)

+                {

+                    if (separray[j].ToString() == String.Empty)

+                        active[j] = false;

+

+                    if (active[j])

+                    {

+                        // scan all of the markers

+                        if ((offset[j] = src.IndexOf(separray[j].ToString(), beginning)) == -1)

+                        {

+                            // not present at all

+                            active[j] = false;

+                        }

+                        else

+                        {

+                            // present and correct

+                            if (offset[j] < offset[best])

+                            {

+                                // closest so far

+                                best = j;

+                                if (offset[best] == beginning)

+                                    break;

+                            }

+                        }

+                    }

+                }

+

+                //    Scan for spacers

+

+                if (offset[best] != beginning)

+                {

+                    for (j = seplen; (j < mlen) && (offset[best] > beginning); j++)

+                    {

+                        if (spcarray[j-seplen].ToString() == String.Empty)

+                            active[j] = false;

+

+                        if (active[j])

+                        {

+                            // scan all of the markers

+                            if ((offset[j] = src.IndexOf(spcarray[j-seplen].ToString(), beginning)) == -1)

+                            {

+                                // not present at all

+                                active[j] = false;

+                            }

+                            else

+                            {

+                                // present and correct

+                                if (offset[j] < offset[best])

+                                {

+                                    // closest so far

+                                    best = j;

+                                }

+                            }

+                        }

+                    }

+                }

+

+                //    This is the normal exit from the scanning loop

+

+                if (best == mlen)

+                {

+                    // no markers were found on this pass

+                    // so we're pretty much done

+                    if ((keepNulls) || ((!keepNulls) && (srclen - beginning) > 0))

+                        tokens.Add(new LSL_String(src.Substring(beginning, srclen - beginning)));

+                    break;

+                }

+

+                //    Otherwise we just add the newly delimited token

+                //    and recalculate where the search should continue.

+                if ((keepNulls) || ((!keepNulls) && (offset[best] - beginning) > 0))

+                    tokens.Add(new LSL_String(src.Substring(beginning,offset[best]-beginning)));

+

+                if (best < seplen)

+                {

+                    beginning = offset[best] + (separray[best].ToString()).Length;

+                }

+                else

+                {

+                    beginning = offset[best] + (spcarray[best - seplen].ToString()).Length;

+                    string str = spcarray[best - seplen].ToString();

+                    if ((keepNulls) || ((!keepNulls) && (str.Length > 0)))

+                        tokens.Add(new LSL_String(str));

+                }

+            }

+

+            //    This an awkward an not very intuitive boundary case. If the

+            //    last substring is a tokenizer, then there is an implied trailing

+            //    null list entry. Hopefully the single comparison will not be too

+            //    arduous. Alternatively the 'break' could be replced with a return

+            //    but that's shabby programming.

+

+            if ((beginning == srclen) && (keepNulls))

+            {

+                if (srclen != 0)

+                    tokens.Add(new LSL_String(""));

+            }

+

+            return tokens;

+        }

+

+        public LSL_List llParseString2List(string src, LSL_List separators, LSL_List spacers)

+        {

+            m_host.AddScriptLPS(1);

+            return this.ParseString(src, separators, spacers, false);

+        }

+

+        public LSL_List llParseStringKeepNulls(string src, LSL_List separators, LSL_List spacers)

+        {

+            m_host.AddScriptLPS(1);

+            return this.ParseString(src, separators, spacers, true);

+        }

+

+        public LSL_Integer llGetObjectPermMask(int mask)

+        {

+            m_host.AddScriptLPS(1);

+

+            int permmask = 0;

+

+            if (mask == ScriptBaseClass.MASK_BASE)//0

+            {

+                permmask = (int)m_host.BaseMask;

+            }

+

+            else if (mask == ScriptBaseClass.MASK_OWNER)//1

+            {

+                permmask = (int)m_host.OwnerMask;

+            }

+

+            else if (mask == ScriptBaseClass.MASK_GROUP)//2

+            {

+                permmask = (int)m_host.GroupMask;

+            }

+

+            else if (mask == ScriptBaseClass.MASK_EVERYONE)//3

+            {

+                permmask = (int)m_host.EveryoneMask;

+            }

+

+            else if (mask == ScriptBaseClass.MASK_NEXT)//4

+            {

+                permmask = (int)m_host.NextOwnerMask;

+            }

+

+            return permmask;

+        }

+

+        public void llSetObjectPermMask(int mask, int value)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_ScriptEngine.Config.GetBoolean("AllowGodFunctions", false))

+            {

+                if (World.Permissions.CanRunConsoleCommand(m_host.OwnerID))

+                {

+                    if (mask == ScriptBaseClass.MASK_BASE)//0

+                    {

+                        m_host.BaseMask = (uint)value;

+                    }

+

+                    else if (mask == ScriptBaseClass.MASK_OWNER)//1

+                    {

+                        m_host.OwnerMask = (uint)value;

+                    }

+

+                    else if (mask == ScriptBaseClass.MASK_GROUP)//2

+                    {

+                        m_host.GroupMask = (uint)value;

+                    }

+

+                    else if (mask == ScriptBaseClass.MASK_EVERYONE)//3

+                    {

+                        m_host.EveryoneMask = (uint)value;

+                    }

+

+                    else if (mask == ScriptBaseClass.MASK_NEXT)//4

+                    {

+                        m_host.NextOwnerMask = (uint)value;

+                    }

+                }

+            }

+        }

+

+        public LSL_Integer llGetInventoryPermMask(string itemName, int mask)

+        {

+            m_host.AddScriptLPS(1);

+

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(itemName);

+

+            if (item == null)

+                return -1;

+

+            switch (mask)

+            {

+                case 0:

+                    return (int)item.BasePermissions;

+                case 1:

+                    return (int)item.CurrentPermissions;

+                case 2:

+                    return (int)item.GroupPermissions;

+                case 3:

+                    return (int)item.EveryonePermissions;

+                case 4:

+                    return (int)item.NextPermissions;

+            }

+

+            return -1;

+        }

+

+        public void llSetInventoryPermMask(string itemName, int mask, int value)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_ScriptEngine.Config.GetBoolean("AllowGodFunctions", false))

+            {

+                if (World.Permissions.CanRunConsoleCommand(m_host.OwnerID))

+                {

+                    TaskInventoryItem item = m_host.Inventory.GetInventoryItem(itemName);

+

+                    if (item != null)

+                    {

+                        switch (mask)

+                        {

+                            case 0:

+                                item.BasePermissions = (uint)value;

+                                break;

+                            case 1:

+                                item.CurrentPermissions = (uint)value;

+                                break;

+                            case 2:

+                                item.GroupPermissions = (uint)value;

+                                break;

+                            case 3:

+                                item.EveryonePermissions = (uint)value;

+                                break;

+                            case 4:

+                                item.NextPermissions = (uint)value;

+                                break;

+                        }

+                    }

+                }

+            }

+        }

+

+        public LSL_String llGetInventoryCreator(string itemName)

+        {

+            m_host.AddScriptLPS(1);

+

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(itemName);

+

+            if (item == null)

+            {

+                Error("llGetInventoryCreator", "Can't find item '" + item + "'");

+

+                return String.Empty;

+            }

+

+            return item.CreatorID.ToString();

+        }

+

+        public void llOwnerSay(string msg)

+        {

+            m_host.AddScriptLPS(1);

+

+            World.SimChatBroadcast(Utils.StringToBytes(msg), ChatTypeEnum.Owner, 0,

+                                   m_host.AbsolutePosition, m_host.Name, m_host.UUID, false);

+//            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+//            wComm.DeliverMessage(ChatTypeEnum.Owner, 0, m_host.Name, m_host.UUID, msg);

+        }

+

+        public LSL_String llRequestSecureURL()

+        {

+            m_host.AddScriptLPS(1);

+            if (m_UrlModule != null)

+                return m_UrlModule.RequestSecureURL(m_ScriptEngine.ScriptModule, m_host, m_item.ItemID).ToString();

+            return UUID.Zero.ToString();

+        }

+

+        public LSL_String llRequestSimulatorData(string simulator, int data)

+        {

+            IOSSL_Api ossl = (IOSSL_Api)m_ScriptEngine.GetApi(m_item.ItemID, "OSSL");

+

+            try

+            {

+                m_host.AddScriptLPS(1);

+

+                string reply = String.Empty;

+

+                GridRegion info;

+

+                if (World.RegionInfo.RegionName == simulator)

+                    info = new GridRegion(World.RegionInfo);

+                else

+                    info = World.GridService.GetRegionByName(m_ScriptEngine.World.RegionInfo.ScopeID, simulator);

+

+                switch (data)

+                {

+                    case ScriptBaseClass.DATA_SIM_POS:

+                        if (info == null)

+                        {

+                            ScriptSleep(m_sleepMsOnRequestSimulatorData);

+                            return UUID.Zero.ToString();

+                        }

+

+                        bool isHypergridRegion = false;

+

+                        if (World.RegionInfo.RegionName != simulator && info.RegionSecret != "")

+                        {

+                            // Hypergrid is currently placing real destination region co-ords into RegionSecret.

+                            // But other code can also use this field for a genuine RegionSecret!  Therefore, if

+                            // anything is present we need to disambiguate.

+                            //

+                            // FIXME: Hypergrid should be storing this data in a different field.

+                            RegionFlags regionFlags

+                                = (RegionFlags)m_ScriptEngine.World.GridService.GetRegionFlags(

+                                    info.ScopeID, info.RegionID);

+                            isHypergridRegion = (regionFlags & RegionFlags.Hyperlink) != 0;

+                        }

+

+                        if (isHypergridRegion)

+                        {

+                            uint rx = 0, ry = 0;

+                            Utils.LongToUInts(Convert.ToUInt64(info.RegionSecret), out rx, out ry);

+

+                            reply = new LSL_Vector(

+                                rx,

+                                ry,

+                                0).ToString();

+                        }

+                        else

+                        {

+                            // Local grid co-oridnates

+                            reply = new LSL_Vector(

+                                info.RegionLocX,

+                                info.RegionLocY,

+                                0).ToString();

+                        }

+                        break;

+                    case ScriptBaseClass.DATA_SIM_STATUS:

+                        if (info != null)

+                            reply = "up"; // Duh!

+                        else

+                            reply = "unknown";

+                        break;

+                    case ScriptBaseClass.DATA_SIM_RATING:

+                        if (info == null)

+                        {

+                            ScriptSleep(m_sleepMsOnRequestSimulatorData);

+                            return UUID.Zero.ToString();

+                        }

+                        int access = info.Maturity;

+                        if (access == 0)

+                            reply = "PG";

+                        else if (access == 1)

+                            reply = "MATURE";

+                        else if (access == 2)

+                            reply = "ADULT";

+                        else

+                            reply = "UNKNOWN";

+                        break;

+                    case ScriptBaseClass.DATA_SIM_RELEASE:

+                        if (ossl != null)

+                            ossl.CheckThreatLevel(ThreatLevel.High, "llRequestSimulatorData");

+                        reply = "OpenSim";

+                        break;

+                    default:

+                        ScriptSleep(m_sleepMsOnRequestSimulatorData);

+                        return UUID.Zero.ToString(); // Raise no event

+                }

+                UUID rq = UUID.Random();

+

+                UUID tid = AsyncCommands.

+                    DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, rq.ToString());

+

+                AsyncCommands.

+                    DataserverPlugin.DataserverReply(rq.ToString(), reply);

+

+                ScriptSleep(m_sleepMsOnRequestSimulatorData);

+                return tid.ToString();

+            }

+            catch(Exception)

+            {

+                //m_log.Error("[LSL_API]: llRequestSimulatorData" + e.ToString());

+                return UUID.Zero.ToString();

+            }

+        }

+

+        public LSL_String llRequestURL()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_UrlModule != null)

+                return m_UrlModule.RequestURL(m_ScriptEngine.ScriptModule, m_host, m_item.ItemID).ToString();

+            return UUID.Zero.ToString();

+        }

+

+        public void llForceMouselook(int mouselook)

+        {

+            m_host.AddScriptLPS(1);

+            m_host.SetForceMouselook(mouselook != 0);

+        }

+

+        public LSL_Float llGetObjectMass(string id)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key = new UUID();

+            if (UUID.TryParse(id, out key))

+            {

+                try

+                {

+                    SceneObjectPart obj = World.GetSceneObjectPart(World.Entities[key].LocalId);

+                    if (obj != null)

+                        return (double)obj.GetMass();

+                    // the object is null so the key is for an avatar

+                    ScenePresence avatar = World.GetScenePresence(key);

+                    if (avatar != null)

+                        if (avatar.IsChildAgent)

+                            // reference http://www.lslwiki.net/lslwiki/wakka.php?wakka=llGetObjectMass

+                            // child agents have a mass of 1.0

+                            return 1;

+                        else

+                            return (double)avatar.GetMass();

+                }

+                catch (KeyNotFoundException)

+                {

+                    return 0; // The Object/Agent not in the region so just return zero

+                }

+            }

+            return 0;

+        }

+

+        /// <summary>

+        /// illListReplaceList removes the sub-list defined by the inclusive indices

+        /// start and end and inserts the src list in its place. The inclusive

+        /// nature of the indices means that at least one element must be deleted

+        /// if the indices are within the bounds of the existing list. I.e. 2,2

+        /// will remove the element at index 2 and replace it with the source

+        /// list. Both indices may be negative, with the usual interpretation. An

+        /// interesting case is where end is lower than start. As these indices

+        /// bound the list to be removed, then 0->end, and start->lim are removed

+        /// and the source list is added as a suffix.

+        /// </summary>

+

+        public LSL_List llListReplaceList(LSL_List dest, LSL_List src, int start, int end)

+        {

+            LSL_List pref = null;

+

+            m_host.AddScriptLPS(1);

+

+            // Note that although we have normalized, both

+            // indices could still be negative.

+            if (start < 0)

+            {

+                start = start+dest.Length;

+            }

+

+            if (end < 0)

+            {

+                end = end+dest.Length;

+            }

+            // The comventional case, remove a sequence starting with

+            // start and ending with end. And then insert the source

+            // list.

+            if (start <= end)

+            {

+                // If greater than zero, then there is going to be a

+                // surviving prefix. Otherwise the inclusive nature

+                // of the indices mean that we're going to add the

+                // source list as a prefix.

+                if (start > 0)

+                {

+                    pref = dest.GetSublist(0,start-1);

+                    // Only add a suffix if there is something

+                    // beyond the end index (it's inclusive too).

+                    if (end + 1 < dest.Length)

+                    {

+                        return pref + src + dest.GetSublist(end + 1, -1);

+                    }

+                    else

+                    {

+                        return pref + src;

+                    }

+                }

+                // If start is less than or equal to zero, then

+                // the new list is simply a prefix. We still need to

+                // figure out any necessary surgery to the destination

+                // based upon end. Note that if end exceeds the upper

+                // bound in this case, the entire destination list

+                // is removed.

+                else

+                {

+                    if (end + 1 < dest.Length)

+                    {

+                        return src + dest.GetSublist(end + 1, -1);

+                    }

+                    else

+                    {

+                        return src;

+                    }

+                }

+            }

+            // Finally, if start > end, we strip away a prefix and

+            // a suffix, to leave the list that sits <between> ens

+            // and start, and then tag on the src list. AT least

+            // that's my interpretation. We can get sublist to do

+            // this for us. Note that one, or both of the indices

+            // might have been negative.

+            else

+            {

+                return dest.GetSublist(end + 1, start - 1) + src;

+            }

+        }

+

+        public void llLoadURL(string avatar_id, string message, string url)

+        {

+            m_host.AddScriptLPS(1);

+

+            IDialogModule dm = World.RequestModuleInterface<IDialogModule>();

+            if (null != dm)

+                dm.SendUrlToUser(

+                    new UUID(avatar_id), m_host.Name, m_host.UUID, m_host.OwnerID, false, message, url);

+

+            ScriptSleep(m_sleepMsOnLoadURL);

+        }

+

+        public void llParcelMediaCommandList(LSL_List commandList)

+        {

+            // TODO: Not implemented yet (missing in libomv?):

+            //  PARCEL_MEDIA_COMMAND_LOOP_SET    float loop      Use this to get or set the parcel's media loop duration. (1.19.1 RC0 or later)

+

+            m_host.AddScriptLPS(1);

+

+            // according to the docs, this command only works if script owner and land owner are the same

+            // lets add estate owners and gods, too, and use the generic permission check.

+            ILandObject landObject = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+            if (!World.Permissions.CanEditParcelProperties(m_host.OwnerID, landObject, GroupPowers.ChangeMedia)) return;

+

+            bool update = false; // send a ParcelMediaUpdate (and possibly change the land's media URL)?

+            byte loop = 0;

+

+            LandData landData = landObject.LandData;

+            string url = landData.MediaURL;

+            string texture = landData.MediaID.ToString();

+            bool autoAlign = landData.MediaAutoScale != 0;

+            string mediaType = ""; // TODO these have to be added as soon as LandData supports it

+            string description = "";

+            int width = 0;

+            int height = 0;

+

+            ParcelMediaCommandEnum? commandToSend = null;

+            float time = 0.0f; // default is from start

+

+            ScenePresence presence = null;

+

+            for (int i = 0; i < commandList.Data.Length; i++)

+            {

+                ParcelMediaCommandEnum command = (ParcelMediaCommandEnum)commandList.Data[i];

+                switch (command)

+                {

+                    case ParcelMediaCommandEnum.Agent:

+                        // we send only to one agent

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_String)

+                            {

+                                UUID agentID;

+                                if (UUID.TryParse((LSL_String)commandList.Data[i + 1], out agentID))

+                                {

+                                    presence = World.GetScenePresence(agentID);

+                                }

+                            }

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_AGENT must be a key");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.Loop:

+                        loop = 1;

+                        commandToSend = command;

+                        update = true; //need to send the media update packet to set looping

+                        break;

+

+                    case ParcelMediaCommandEnum.Play:

+                        loop = 0;

+                        commandToSend = command;

+                        update = true; //need to send the media update packet to make sure it doesn't loop

+                        break;

+

+                    case ParcelMediaCommandEnum.Pause:

+                    case ParcelMediaCommandEnum.Stop:

+                    case ParcelMediaCommandEnum.Unload:

+                        commandToSend = command;

+                        break;

+

+                    case ParcelMediaCommandEnum.Url:

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_String)

+                            {

+                                url = (LSL_String)commandList.Data[i + 1];

+                                update = true;

+                            }

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_URL must be a string");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.Texture:

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_String)

+                            {

+                                texture = (LSL_String)commandList.Data[i + 1];

+                                update = true;

+                            }

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_TEXTURE must be a string or a key");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.Time:

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_Float)

+                            {

+                                time = (float)(LSL_Float)commandList.Data[i + 1];

+                            }

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_TIME must be a float");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.AutoAlign:

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_Integer)

+                            {

+                                autoAlign = (LSL_Integer)commandList.Data[i + 1];

+                                update = true;

+                            }

+

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_AUTO_ALIGN must be an integer");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.Type:

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_String)

+                            {

+                                mediaType = (LSL_String)commandList.Data[i + 1];

+                                update = true;

+                            }

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_TYPE must be a string");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.Desc:

+                        if ((i + 1) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_String)

+                            {

+                                description = (LSL_String)commandList.Data[i + 1];

+                                update = true;

+                            }

+                            else Error("llParcelMediaCommandList", "The argument of PARCEL_MEDIA_COMMAND_DESC must be a string");

+                            ++i;

+                        }

+                        break;

+

+                    case ParcelMediaCommandEnum.Size:

+                        if ((i + 2) < commandList.Length)

+                        {

+                            if (commandList.Data[i + 1] is LSL_Integer)

+                            {

+                                if (commandList.Data[i + 2] is LSL_Integer)

+                                {

+                                    width = (LSL_Integer)commandList.Data[i + 1];

+                                    height = (LSL_Integer)commandList.Data[i + 2];

+                                    update = true;

+                                }

+                                else Error("llParcelMediaCommandList", "The second argument of PARCEL_MEDIA_COMMAND_SIZE must be an integer");

+                            }

+                            else Error("llParcelMediaCommandList", "The first argument of PARCEL_MEDIA_COMMAND_SIZE must be an integer");

+                            i += 2;

+                        }

+                        break;

+

+                    default:

+                        NotImplemented("llParcelMediaCommandList", "Parameter not supported yet: " + Enum.Parse(typeof(ParcelMediaCommandEnum), commandList.Data[i].ToString()).ToString());

+                        break;

+                }//end switch

+            }//end for

+

+            // if we didn't get a presence, we send to all and change the url

+            // if we did get a presence, we only send to the agent specified, and *don't change the land settings*!

+

+            // did something important change or do we only start/stop/pause?

+            if (update)

+            {

+                if (presence == null)

+                {

+                    // we send to all

+                    landData.MediaID = new UUID(texture);

+                    landData.MediaAutoScale = autoAlign ? (byte)1 : (byte)0;

+                    landData.MediaWidth = width;

+                    landData.MediaHeight = height;

+                    landData.MediaType = mediaType;

+

+                    // do that one last, it will cause a ParcelPropertiesUpdate

+                    landObject.SetMediaUrl(url);

+

+                    // now send to all (non-child) agents in the parcel

+                    World.ForEachRootScenePresence(delegate(ScenePresence sp)

+                    {

+                        if (sp.currentParcelUUID == landData.GlobalID)

+                        {

+                            sp.ControllingClient.SendParcelMediaUpdate(landData.MediaURL,

+                                                                          landData.MediaID,

+                                                                          landData.MediaAutoScale,

+                                                                          mediaType,

+                                                                          description,

+                                                                          width, height,

+                                                                          loop);

+                        }

+                    });

+                }

+                else if (!presence.IsChildAgent)

+                {

+                    // we only send to one (root) agent

+                    presence.ControllingClient.SendParcelMediaUpdate(url,

+                                                                     new UUID(texture),

+                                                                     autoAlign ? (byte)1 : (byte)0,

+                                                                     mediaType,

+                                                                     description,

+                                                                     width, height,

+                                                                     loop);

+                }

+            }

+

+            if (commandToSend != null)

+            {

+                // the commandList contained a start/stop/... command, too

+                if (presence == null)

+                {

+                    // send to all (non-child) agents in the parcel

+                    World.ForEachRootScenePresence(delegate(ScenePresence sp)

+                    {

+                        if (sp.currentParcelUUID == landData.GlobalID)

+                        {

+                            sp.ControllingClient.SendParcelMediaCommand(0x4, // TODO what is this?

+                                                                           (ParcelMediaCommandEnum)commandToSend,

+                                                                           time);

+                        }

+                    });

+                }

+                else if (!presence.IsChildAgent)

+                {

+                    presence.ControllingClient.SendParcelMediaCommand(0x4, // TODO what is this?

+                                                                      (ParcelMediaCommandEnum)commandToSend,

+                                                                      time);

+                }

+            }

+            ScriptSleep(m_sleepMsOnParcelMediaCommandList);

+        }

+

+        public LSL_List llParcelMediaQuery(LSL_List aList)

+        {

+            m_host.AddScriptLPS(1);

+            LSL_List list = new LSL_List();

+            //TO DO: make the implementation for the missing commands

+            //PARCEL_MEDIA_COMMAND_LOOP_SET    float loop      Use this to get or set the parcel's media loop duration. (1.19.1 RC0 or later)

+            for (int i = 0; i < aList.Data.Length; i++)

+            {

+

+                if (aList.Data[i] != null)

+                {

+                    switch ((ParcelMediaCommandEnum) aList.Data[i])

+                    {

+                        case ParcelMediaCommandEnum.Url:

+                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaURL));

+                            break;

+                        case ParcelMediaCommandEnum.Desc:

+                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).Description));

+                            break;

+                        case ParcelMediaCommandEnum.Texture:

+                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaID.ToString()));

+                            break;

+                        case ParcelMediaCommandEnum.Type:

+                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaType));

+                            break;

+                        case ParcelMediaCommandEnum.Size:

+                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaWidth));

+                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition).MediaHeight));

+                            break;

+                        default:

+                            ParcelMediaCommandEnum mediaCommandEnum = ParcelMediaCommandEnum.Url;

+                            NotImplemented("llParcelMediaQuery", "Parameter not supported yet: " + Enum.Parse(mediaCommandEnum.GetType() , aList.Data[i].ToString()).ToString());

+                            break;

+                    }

+

+                }

+            }

+            ScriptSleep(m_sleepMsOnParcelMediaQuery);

+            return list;

+        }

+

+        public LSL_Integer llModPow(int a, int b, int c)

+        {

+            m_host.AddScriptLPS(1);

+            Int64 tmp = 0;

+            Math.DivRem(Convert.ToInt64(Math.Pow(a, b)), c, out tmp);

+            ScriptSleep(m_sleepMsOnModPow);

+            return Convert.ToInt32(tmp);

+        }

+

+        public LSL_Integer llGetInventoryType(string name)

+        {

+            m_host.AddScriptLPS(1);

+

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+            if (item == null)

+                return -1;

+

+            return item.Type;

+        }

+

+        public void llSetPayPrice(int price, LSL_List quick_pay_buttons)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (quick_pay_buttons.Data.Length < 4)

+            {

+                Error("llSetPayPrice", "List must have at least 4 elements");

+                return;

+            }

+            m_host.ParentGroup.RootPart.PayPrice[0]=price;

+

+            m_host.ParentGroup.RootPart.PayPrice[1]=(LSL_Integer)quick_pay_buttons.Data[0];

+            m_host.ParentGroup.RootPart.PayPrice[2]=(LSL_Integer)quick_pay_buttons.Data[1];

+            m_host.ParentGroup.RootPart.PayPrice[3]=(LSL_Integer)quick_pay_buttons.Data[2];

+            m_host.ParentGroup.RootPart.PayPrice[4]=(LSL_Integer)quick_pay_buttons.Data[3];

+            m_host.ParentGroup.HasGroupChanged = true;

+        }

+

+        public LSL_Vector llGetCameraPos()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_item.PermsGranter == UUID.Zero)

+                return Vector3.Zero;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRACK_CAMERA) == 0)

+            {

+                Error("llGetCameraPos", "No permissions to track the camera");

+                return Vector3.Zero;

+            }

+

+            ScenePresence presence = World.GetScenePresence(m_host.OwnerID);

+            if (presence != null)

+            {

+                LSL_Vector pos = new LSL_Vector(presence.CameraPosition);

+                return pos;

+            }

+

+            return Vector3.Zero;

+        }

+

+        public LSL_Rotation llGetCameraRot()

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_item.PermsGranter == UUID.Zero)

+                return Quaternion.Identity;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_TRACK_CAMERA) == 0)

+            {

+                Error("llGetCameraRot", "No permissions to track the camera");

+                return Quaternion.Identity;

+            }

+

+            ScenePresence presence = World.GetScenePresence(m_host.OwnerID);

+            if (presence != null)

+            {

+                return new LSL_Rotation(presence.CameraRotation);

+            }

+

+            return Quaternion.Identity;

+        }

+

+        public void llSetPrimURL(string url)

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llSetPrimURL", "Use llSetPrimMediaParams instead");

+            ScriptSleep(m_sleepMsOnSetPrimURL);

+        }

+

+        public void llRefreshPrimURL()

+        {

+            m_host.AddScriptLPS(1);

+            Deprecated("llRefreshPrimURL");

+            ScriptSleep(m_sleepMsOnRefreshPrimURL);

+        }

+

+        public LSL_String llEscapeURL(string url)

+        {

+            m_host.AddScriptLPS(1);

+            try

+            {

+                return Uri.EscapeDataString(url);

+            }

+            catch (Exception ex)

+            {

+                return "llEscapeURL: " + ex.ToString();

+            }

+        }

+

+        public LSL_String llUnescapeURL(string url)

+        {

+            m_host.AddScriptLPS(1);

+            try

+            {

+                return Uri.UnescapeDataString(url);

+            }

+            catch (Exception ex)

+            {

+                return "llUnescapeURL: " + ex.ToString();

+            }

+        }

+

+        public void llMapDestination(string simname, LSL_Vector pos, LSL_Vector lookAt)

+        {

+            m_host.AddScriptLPS(1);

+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, 0);

+            if (detectedParams == null) return; // only works on the first detected avatar

+

+            ScenePresence avatar = World.GetScenePresence(detectedParams.Key);

+            if (avatar != null)

+            {

+                avatar.ControllingClient.SendScriptTeleportRequest(m_host.Name,

+                    simname, pos, lookAt);

+            }

+            ScriptSleep(m_sleepMsOnMapDestination);

+        }

+

+        public void llAddToLandBanList(string avatar, double hours)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key;

+            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageBanned))

+            {

+                int expires = 0;

+                if (hours != 0)

+                    expires = Util.UnixTimeSinceEpoch() + (int)(3600.0 * hours);

+

+                if (UUID.TryParse(avatar, out key))

+                {

+                    int idx = land.LandData.ParcelAccessList.FindIndex(

+                            delegate(LandAccessEntry e)

+                            {

+                                if (e.AgentID == key && e.Flags == AccessList.Ban)

+                                    return true;

+                                return false;

+                            });

+

+                    if (idx != -1 && (land.LandData.ParcelAccessList[idx].Expires == 0 || (expires != 0 && expires < land.LandData.ParcelAccessList[idx].Expires)))

+                        return;

+

+                    if (idx != -1)

+                        land.LandData.ParcelAccessList.RemoveAt(idx);

+

+                    LandAccessEntry entry = new LandAccessEntry();

+

+                    entry.AgentID = key;

+                    entry.Flags = AccessList.Ban;

+                    entry.Expires = expires;

+

+                    land.LandData.ParcelAccessList.Add(entry);

+

+                    World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);

+                }

+            }

+            ScriptSleep(m_sleepMsOnAddToLandBanList);

+        }

+

+        public void llRemoveFromLandPassList(string avatar)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key;

+            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageAllowed))

+            {

+                if (UUID.TryParse(avatar, out key))

+                {

+                    int idx = land.LandData.ParcelAccessList.FindIndex(

+                            delegate(LandAccessEntry e)

+                            {

+                                if (e.AgentID == key && e.Flags == AccessList.Access)

+                                    return true;

+                                return false;

+                            });

+

+                    if (idx != -1)

+                    {

+                        land.LandData.ParcelAccessList.RemoveAt(idx);

+                        World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);

+                    }

+                }

+            }

+            ScriptSleep(m_sleepMsOnRemoveFromLandPassList);

+        }

+

+        public void llRemoveFromLandBanList(string avatar)

+        {

+            m_host.AddScriptLPS(1);

+            UUID key;

+            ILandObject land = World.LandChannel.GetLandObject(m_host.AbsolutePosition);

+            if (World.Permissions.CanEditParcelProperties(m_host.OwnerID, land, GroupPowers.LandManageBanned))

+            {

+                if (UUID.TryParse(avatar, out key))

+                {

+                    int idx = land.LandData.ParcelAccessList.FindIndex(

+                            delegate(LandAccessEntry e)

+                            {

+                                if (e.AgentID == key && e.Flags == AccessList.Ban)

+                                    return true;

+                                return false;

+                            });

+

+                    if (idx != -1)

+                    {

+                        land.LandData.ParcelAccessList.RemoveAt(idx);

+                        World.EventManager.TriggerLandObjectUpdated((uint)land.LandData.LocalID, land);

+                    }

+                }

+            }

+            ScriptSleep(m_sleepMsOnRemoveFromLandBanList);

+        }

+

+        public void llSetCameraParams(LSL_List rules)

+        {

+            m_host.AddScriptLPS(1);

+

+            // the object we are in

+            UUID objectID = m_host.ParentUUID;

+            if (objectID == UUID.Zero)

+                return;

+

+            // we need the permission first, to know which avatar we want to set the camera for

+            UUID agentID = m_item.PermsGranter;

+

+            if (agentID == UUID.Zero)

+                return;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CONTROL_CAMERA) == 0)

+                return;

+

+            ScenePresence presence = World.GetScenePresence(agentID);

+

+            // we are not interested in child-agents

+            if (presence.IsChildAgent) return;

+

+            SortedDictionary<int, float> parameters = new SortedDictionary<int, float>();

+            object[] data = rules.Data;

+            for (int i = 0; i < data.Length; ++i)

+            {

+                int type;

+                try

+                {

+                    type = Convert.ToInt32(data[i++].ToString());

+                }

+                catch

+                {

+                    Error("llSetCameraParams", string.Format("Invalid camera param type {0}", data[i - 1]));

+                    return;

+                }

+                if (i >= data.Length) break; // odd number of entries => ignore the last

+

+                // some special cases: Vector parameters are split into 3 float parameters (with type+1, type+2, type+3)

+                switch (type)

+                {

+                case ScriptBaseClass.CAMERA_FOCUS:

+                case ScriptBaseClass.CAMERA_FOCUS_OFFSET:

+                case ScriptBaseClass.CAMERA_POSITION:

+                    LSL_Vector v = (LSL_Vector)data[i];

+                    try

+                    {

+                        parameters.Add(type + 1, (float)v.x);

+                    }

+                    catch

+                    {

+                        switch(type)

+                        {

+                            case ScriptBaseClass.CAMERA_FOCUS:

+                                Error("llSetCameraParams", "CAMERA_FOCUS: Parameter x is invalid");

+                                return;

+                            case ScriptBaseClass.CAMERA_FOCUS_OFFSET:

+                                Error("llSetCameraParams", "CAMERA_FOCUS_OFFSET: Parameter x is invalid");

+                                return;

+                            case ScriptBaseClass.CAMERA_POSITION:

+                                Error("llSetCameraParams", "CAMERA_POSITION: Parameter x is invalid");

+                                return;

+                        }

+                    }

+                    try

+                    {

+                        parameters.Add(type + 2, (float)v.y);

+                    }

+                    catch

+                    {

+                        switch(type)

+                        {

+                            case ScriptBaseClass.CAMERA_FOCUS:

+                                Error("llSetCameraParams", "CAMERA_FOCUS: Parameter y is invalid");

+                                return;

+                            case ScriptBaseClass.CAMERA_FOCUS_OFFSET:

+                                Error("llSetCameraParams", "CAMERA_FOCUS_OFFSET: Parameter y is invalid");

+                                return;

+                            case ScriptBaseClass.CAMERA_POSITION:

+                                Error("llSetCameraParams", "CAMERA_POSITION: Parameter y is invalid");

+                                return;

+                        }

+                    }

+                    try

+                    {

+                        parameters.Add(type + 3, (float)v.z);

+                    }

+                    catch

+                    {

+                        switch(type)

+                        {

+                            case ScriptBaseClass.CAMERA_FOCUS:

+                                Error("llSetCameraParams", "CAMERA_FOCUS: Parameter z is invalid");

+                                return;

+                            case ScriptBaseClass.CAMERA_FOCUS_OFFSET:

+                                Error("llSetCameraParams", "CAMERA_FOCUS_OFFSET: Parameter z is invalid");

+                                return;

+                            case ScriptBaseClass.CAMERA_POSITION:

+                                Error("llSetCameraParams", "CAMERA_POSITION: Parameter z is invalid");

+                                return;

+                        }

+                    }

+                    break;

+                default:

+                    // TODO: clean that up as soon as the implicit casts are in

+                    if (data[i] is LSL_Float)

+                        parameters.Add(type, (float)((LSL_Float)data[i]).value);

+                    else if (data[i] is LSL_Integer)

+                        parameters.Add(type, (float)((LSL_Integer)data[i]).value);

+                    else

+                    {

+                        try

+                        {

+                            parameters.Add(type, Convert.ToSingle(data[i]));

+                        }

+                        catch

+                        {

+                            Error("llSetCameraParams", string.Format("{0}: Parameter is invalid", type));

+                        }

+                    }

+                    break;

+                }

+            }

+            if (parameters.Count > 0) presence.ControllingClient.SendSetFollowCamProperties(objectID, parameters);

+        }

+

+        public void llClearCameraParams()

+        {

+            m_host.AddScriptLPS(1);

+

+            // the object we are in

+            UUID objectID = m_host.ParentUUID;

+            if (objectID == UUID.Zero)

+                return;

+

+            // we need the permission first, to know which avatar we want to clear the camera for

+            UUID agentID = m_item.PermsGranter;

+

+            if (agentID == UUID.Zero)

+                return;

+

+            if ((m_item.PermsMask & ScriptBaseClass.PERMISSION_CONTROL_CAMERA) == 0)

+                return;

+

+            ScenePresence presence = World.GetScenePresence(agentID);

+

+            // we are not interested in child-agents

+            if (presence.IsChildAgent)

+                return;

+

+            presence.ControllingClient.SendClearFollowCamProperties(objectID);

+        }

+

+        public LSL_Float llListStatistics(int operation, LSL_List src)

+        {

+            m_host.AddScriptLPS(1);

+            switch (operation)

+            {

+                case ScriptBaseClass.LIST_STAT_RANGE:

+                    return src.Range();

+                case ScriptBaseClass.LIST_STAT_MIN:

+                    return src.Min();

+                case ScriptBaseClass.LIST_STAT_MAX:

+                    return src.Max();

+                case ScriptBaseClass.LIST_STAT_MEAN:

+                    return src.Mean();

+                case ScriptBaseClass.LIST_STAT_MEDIAN:

+                    return LSL_List.ToDoubleList(src).Median();

+                case ScriptBaseClass.LIST_STAT_NUM_COUNT:

+                    return src.NumericLength();

+                case ScriptBaseClass.LIST_STAT_STD_DEV:

+                    return src.StdDev();

+                case ScriptBaseClass.LIST_STAT_SUM:

+                    return src.Sum();

+                case ScriptBaseClass.LIST_STAT_SUM_SQUARES:

+                    return src.SumSqrs();

+                case ScriptBaseClass.LIST_STAT_GEOMETRIC_MEAN:

+                    return src.GeometricMean();

+                case ScriptBaseClass.LIST_STAT_HARMONIC_MEAN:

+                    return src.HarmonicMean();

+                default:

+                    return 0.0;

+            }

+        }

+

+        public LSL_Integer llGetUnixTime()

+        {

+            m_host.AddScriptLPS(1);

+            return Util.UnixTimeSinceEpoch();

+        }

+

+        public LSL_Integer llGetParcelFlags(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+            return (int)World.LandChannel.GetLandObject((float)pos.x, (float)pos.y).LandData.Flags;

+        }

+

+        public LSL_Integer llGetRegionFlags()

+        {

+            m_host.AddScriptLPS(1);

+            IEstateModule estate = World.RequestModuleInterface<IEstateModule>();

+            if (estate == null)

+                return 67108864;

+            return (int)estate.GetRegionFlags();

+        }

+

+        public LSL_String llXorBase64StringsCorrect(string str1, string str2)

+        {

+            m_host.AddScriptLPS(1);

+            string ret = String.Empty;

+            string src1 = llBase64ToString(str1);

+            string src2 = llBase64ToString(str2);

+            int c = 0;

+            for (int i = 0; i < src1.Length; i++)

+            {

+                ret += (char) (src1[i] ^ src2[c]);

+

+                c++;

+                if (c >= src2.Length)

+                    c = 0;

+            }

+            return llStringToBase64(ret);

+        }

+

+        public LSL_String llHTTPRequest(string url, LSL_List parameters, string body)

+        {

+            // Partial implementation: support for parameter flags needed

+            //   see http://wiki.secondlife.com/wiki/LlHTTPRequest

+            // parameter flags support are implemented in ScriptsHttpRequests.cs

+            //   in StartHttpRequest

+

+            m_host.AddScriptLPS(1);

+            IHttpRequestModule httpScriptMod =

+                m_ScriptEngine.World.RequestModuleInterface<IHttpRequestModule>();

+            List<string> param = new List<string>();

+            bool  ok;

+            Int32 flag;

+

+            for (int i = 0; i < parameters.Data.Length; i += 2)

+            {

+                ok = Int32.TryParse(parameters.Data[i].ToString(), out flag);

+                if (!ok || flag < 0 ||

+                    flag > (int)HttpRequestConstants.HTTP_PRAGMA_NO_CACHE)

+                {

+                    Error("llHTTPRequest", "Parameter " + i.ToString() + " is an invalid flag");

+                }

+

+                param.Add(parameters.Data[i].ToString());       //Add parameter flag

+

+                if (flag != (int)HttpRequestConstants.HTTP_CUSTOM_HEADER)

+                {

+                    param.Add(parameters.Data[i+1].ToString()); //Add parameter value

+                }

+                else

+                {

+                    //Parameters are in pairs and custom header takes

+                    //arguments in pairs so adjust for header marker.

+                    ++i;

+

+                    //Maximum of 8 headers are allowed based on the

+                    //Second Life documentation for llHTTPRequest.

+                    for (int count = 1; count <= 8; ++count)

+                    {

+                        //Enough parameters remaining for (another) header?

+                        if (parameters.Data.Length - i < 2)

+                        {

+                            //There must be at least one name/value pair for custom header

+                            if (count == 1)

+                                Error("llHTTPRequest", "Missing name/value for custom header at parameter " + i.ToString());

+                            break;

+                        }

+

+                        if (HttpStandardHeaders.Contains(parameters.Data[i].ToString(), StringComparer.OrdinalIgnoreCase))

+                            Error("llHTTPRequest", "Name is invalid as a custom header at parameter " + i.ToString());

+

+                        param.Add(parameters.Data[i].ToString());

+                        param.Add(parameters.Data[i+1].ToString());

+

+                        //Have we reached the end of the list of headers?

+                        //End is marked by a string with a single digit.

+                        if (i+2 >= parameters.Data.Length ||

+                            Char.IsDigit(parameters.Data[i].ToString()[0]))

+                        {

+                            break;

+                        }

+

+                        i += 2;

+                    }

+                }

+            }

+

+            Vector3 position = m_host.AbsolutePosition;

+            Vector3 velocity = m_host.Velocity;

+            Quaternion rotation = m_host.RotationOffset;

+            string ownerName = String.Empty;

+            ScenePresence scenePresence = World.GetScenePresence(m_host.OwnerID);

+            if (scenePresence == null)

+                ownerName = resolveName(m_host.OwnerID);

+            else

+                ownerName = scenePresence.Name;

+

+            RegionInfo regionInfo = World.RegionInfo;

+

+            Dictionary<string, string> httpHeaders = new Dictionary<string, string>();

+

+            string shard = "OpenSim";

+            IConfigSource config = m_ScriptEngine.ConfigSource;

+            if (config.Configs["Network"] != null)

+            {

+                shard = config.Configs["Network"].GetString("shard", shard);

+            }

+

+            httpHeaders["X-SecondLife-Shard"] = shard;

+            httpHeaders["X-SecondLife-Object-Name"] = m_host.Name;

+            httpHeaders["X-SecondLife-Object-Key"] = m_host.UUID.ToString();

+            httpHeaders["X-SecondLife-Region"] = string.Format("{0} ({1}, {2})", regionInfo.RegionName, regionInfo.RegionLocX, regionInfo.RegionLocY);

+            httpHeaders["X-SecondLife-Local-Position"] = string.Format("({0:0.000000}, {1:0.000000}, {2:0.000000})", position.X, position.Y, position.Z);

+            httpHeaders["X-SecondLife-Local-Velocity"] = string.Format("({0:0.000000}, {1:0.000000}, {2:0.000000})", velocity.X, velocity.Y, velocity.Z);

+            httpHeaders["X-SecondLife-Local-Rotation"] = string.Format("({0:0.000000}, {1:0.000000}, {2:0.000000}, {3:0.000000})", rotation.X, rotation.Y, rotation.Z, rotation.W);

+            httpHeaders["X-SecondLife-Owner-Name"] = ownerName;

+            httpHeaders["X-SecondLife-Owner-Key"] = m_host.OwnerID.ToString();

+            string userAgent = config.Configs["Network"].GetString("user_agent", null);

+            if (userAgent != null)

+                httpHeaders["User-Agent"] = userAgent;

+

+            string authregex = @"^(https?:\/\/)(\w+):(\w+)@(.*)$";

+            Regex r = new Regex(authregex);

+            int[] gnums = r.GetGroupNumbers();

+            Match m = r.Match(url);

+            if (m.Success) {

+                for (int i = 1; i < gnums.Length; i++) {

+                    //System.Text.RegularExpressions.Group g = m.Groups[gnums[i]];

+                    //CaptureCollection cc = g.Captures;

+                }

+                if (m.Groups.Count == 5) {

+                    httpHeaders["Authorization"] = String.Format("Basic {0}", Convert.ToBase64String(System.Text.ASCIIEncoding.ASCII.GetBytes(m.Groups[2].ToString() + ":" + m.Groups[3].ToString())));

+                    url = m.Groups[1].ToString() + m.Groups[4].ToString();

+                }

+            }

+

+            HttpInitialRequestStatus status;

+            UUID reqID

+                = httpScriptMod.StartHttpRequest(m_host.LocalId, m_item.ItemID, url, param, httpHeaders, body, out status);

+

+            if (status == HttpInitialRequestStatus.DISALLOWED_BY_FILTER)

+                Error("llHttpRequest", string.Format("Request to {0} disallowed by filter", url));

+

+            if (reqID != UUID.Zero)

+                return reqID.ToString();

+            else

+                return null;

+        }

+

+

+        public void llHTTPResponse(LSL_Key id, int status, string body)

+        {

+            // Partial implementation: support for parameter flags needed

+            //   see http://wiki.secondlife.com/wiki/llHTTPResponse

+

+            m_host.AddScriptLPS(1);

+

+            if (m_UrlModule != null)

+                m_UrlModule.HttpResponse(new UUID(id), status,body);

+        }

+

+        public void llResetLandBanList()

+        {

+            m_host.AddScriptLPS(1);

+            LandData land = World.LandChannel.GetLandObject(m_host.AbsolutePosition).LandData;

+            if (land.OwnerID == m_host.OwnerID)

+            {

+                foreach (LandAccessEntry entry in land.ParcelAccessList)

+                {

+                    if (entry.Flags == AccessList.Ban)

+                    {

+                        land.ParcelAccessList.Remove(entry);

+                    }

+                }

+            }

+            ScriptSleep(m_sleepMsOnResetLandBanList);

+        }

+

+        public void llResetLandPassList()

+        {

+            m_host.AddScriptLPS(1);

+            LandData land = World.LandChannel.GetLandObject(m_host.AbsolutePosition).LandData;

+            if (land.OwnerID == m_host.OwnerID)

+            {

+                foreach (LandAccessEntry entry in land.ParcelAccessList)

+                {

+                    if (entry.Flags == AccessList.Access)

+                    {

+                        land.ParcelAccessList.Remove(entry);

+                    }

+                }

+            }

+            ScriptSleep(m_sleepMsOnResetLandPassList);

+        }

+

+        public LSL_Integer llGetParcelPrimCount(LSL_Vector pos, int category, int sim_wide)

+        {

+            m_host.AddScriptLPS(1);

+

+            ILandObject lo = World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);

+

+            if (lo == null)

+                return 0;

+

+            IPrimCounts pc = lo.PrimCounts;

+

+            if (sim_wide != ScriptBaseClass.FALSE)

+            {

+                if (category == ScriptBaseClass.PARCEL_COUNT_TOTAL)

+                {

+                    return pc.Simulator;

+                }

+                else

+                {

+                    // counts not implemented yet

+                    return 0;

+                }

+            }

+            else

+            {

+                if (category == ScriptBaseClass.PARCEL_COUNT_TOTAL)

+                    return pc.Total;

+                else if (category == ScriptBaseClass.PARCEL_COUNT_OWNER)

+                    return pc.Owner;

+                else if (category == ScriptBaseClass.PARCEL_COUNT_GROUP)

+                    return pc.Group;

+                else if (category == ScriptBaseClass.PARCEL_COUNT_OTHER)

+                    return pc.Others;

+                else if (category == ScriptBaseClass.PARCEL_COUNT_SELECTED)

+                    return pc.Selected;

+                else if (category == ScriptBaseClass.PARCEL_COUNT_TEMP)

+                    return 0; // counts not implemented yet

+            }

+

+            return 0;

+        }

+

+        public LSL_List llGetParcelPrimOwners(LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+            LandObject land = (LandObject)World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);

+            LSL_List ret = new LSL_List();

+            if (land != null)

+            {

+                foreach (KeyValuePair<UUID, int> detectedParams in land.GetLandObjectOwners())

+                {

+                    ret.Add(new LSL_String(detectedParams.Key.ToString()));

+                    ret.Add(new LSL_Integer(detectedParams.Value));

+                }

+            }

+            ScriptSleep(m_sleepMsOnGetParcelPrimOwners);

+            return ret;

+        }

+

+        public LSL_Integer llGetObjectPrimCount(string object_id)

+        {

+            m_host.AddScriptLPS(1);

+            SceneObjectPart part = World.GetSceneObjectPart(new UUID(object_id));

+            if (part == null)

+            {

+                return 0;

+            }

+            else

+            {

+                return part.ParentGroup.PrimCount;

+            }

+        }

+

+        public LSL_Integer llGetParcelMaxPrims(LSL_Vector pos, int sim_wide)

+        {

+            m_host.AddScriptLPS(1);

+

+            ILandObject lo = World.LandChannel.GetLandObject((float)pos.x, (float)pos.y);

+

+            if (lo == null)

+                return 0;

+

+            if (sim_wide != 0)

+                return lo.GetSimulatorMaxPrimCount();

+            else

+                return lo.GetParcelMaxPrimCount();

+        }

+

+        public LSL_List llGetParcelDetails(LSL_Vector pos, LSL_List param)

+        {

+            m_host.AddScriptLPS(1);

+            LandData land = World.GetLandData(pos);

+            if (land == null)

+            {

+                return new LSL_List(0);

+            }

+            LSL_List ret = new LSL_List();

+            foreach (object o in param.Data)

+            {

+                switch (o.ToString())

+                {

+                    case "0":

+                        ret.Add(new LSL_String(land.Name));

+                        break;

+                    case "1":

+                        ret.Add(new LSL_String(land.Description));

+                        break;

+                    case "2":

+                        ret.Add(new LSL_Key(land.OwnerID.ToString()));

+                        break;

+                    case "3":

+                        ret.Add(new LSL_Key(land.GroupID.ToString()));

+                        break;

+                    case "4":

+                        ret.Add(new LSL_Integer(land.Area));

+                        break;

+                    case "5":

+                        ret.Add(new LSL_Key(land.GlobalID.ToString()));

+                        break;

+                    default:

+                        ret.Add(new LSL_Integer(0));

+                        break;

+                }

+            }

+            return ret;

+        }

+

+        public LSL_String llStringTrim(string src, int type)

+        {

+            m_host.AddScriptLPS(1);

+            if (type == (int)ScriptBaseClass.STRING_TRIM_HEAD) { return src.TrimStart(); }

+            if (type == (int)ScriptBaseClass.STRING_TRIM_TAIL) { return src.TrimEnd(); }

+            if (type == (int)ScriptBaseClass.STRING_TRIM) { return src.Trim(); }

+            return src;

+        }

+

+        public LSL_List llGetObjectDetails(string id, LSL_List args)

+        {

+            m_host.AddScriptLPS(1);

+

+            LSL_List ret = new LSL_List();

+            UUID key = new UUID();

+            if (UUID.TryParse(id, out key))

+            {

+                ScenePresence av = World.GetScenePresence(key);

+

+                if (av != null)

+                {

+                    foreach (object o in args.Data)

+                    {

+                        switch (int.Parse(o.ToString()))

+                        {

+                            case ScriptBaseClass.OBJECT_NAME:

+                                ret.Add(new LSL_String(av.Firstname + " " + av.Lastname));

+                                break;

+                            case ScriptBaseClass.OBJECT_DESC:

+                                ret.Add(new LSL_String(""));

+                                break;

+                            case ScriptBaseClass.OBJECT_POS:

+                                ret.Add(new LSL_Vector((double)av.AbsolutePosition.X, (double)av.AbsolutePosition.Y, (double)av.AbsolutePosition.Z));

+                                break;

+                            case ScriptBaseClass.OBJECT_ROT:

+                                ret.Add(new LSL_Rotation(av.GetWorldRotation()));

+                                break;

+                            case ScriptBaseClass.OBJECT_VELOCITY:

+                                ret.Add(new LSL_Vector(av.GetWorldVelocity()));

+                                break;

+                            case ScriptBaseClass.OBJECT_OWNER:

+                                ret.Add(new LSL_String(id));

+                                break;

+                            case ScriptBaseClass.OBJECT_GROUP:

+                                ret.Add(new LSL_String(UUID.Zero.ToString()));

+                                break;

+                            case ScriptBaseClass.OBJECT_CREATOR:

+                                ret.Add(new LSL_String(UUID.Zero.ToString()));

+                                break;

+                            // For the following 8 see the Object version below

+                            case ScriptBaseClass.OBJECT_RUNNING_SCRIPT_COUNT:

+                                ret.Add(new LSL_Integer(av.RunningScriptCount()));

+                                break;

+                            case ScriptBaseClass.OBJECT_TOTAL_SCRIPT_COUNT:

+                                ret.Add(new LSL_Integer(av.ScriptCount()));

+                                break;

+                            case ScriptBaseClass.OBJECT_SCRIPT_MEMORY:

+                                ret.Add(new LSL_Integer(av.RunningScriptCount() * 16384));

+                                break;

+                            case ScriptBaseClass.OBJECT_SCRIPT_TIME:

+                                ret.Add(new LSL_Float(av.ScriptExecutionTime() / 1000.0f));

+                                break;

+                            case ScriptBaseClass.OBJECT_PRIM_EQUIVALENCE:

+                                ret.Add(new LSL_Integer(1));

+                                break;

+                            case ScriptBaseClass.OBJECT_SERVER_COST:

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_STREAMING_COST:

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_PHYSICS_COST:

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_CHARACTER_TIME: // Pathfinding

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_ROOT:

+                                SceneObjectPart p = av.ParentPart;

+                                if (p != null)

+                                {

+                                    ret.Add(new LSL_String(p.ParentGroup.RootPart.UUID.ToString()));

+                                }

+                                else

+                                {

+                                    ret.Add(new LSL_String(id));

+                                }

+                                break;

+                            case ScriptBaseClass.OBJECT_ATTACHED_POINT:

+                                ret.Add(new LSL_Integer(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_PATHFINDING_TYPE: // Pathfinding

+                                ret.Add(new LSL_Integer(ScriptBaseClass.OPT_AVATAR));

+                                break;

+                            case ScriptBaseClass.OBJECT_PHYSICS:

+                                ret.Add(new LSL_Integer(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_PHANTOM:

+                                ret.Add(new LSL_Integer(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_TEMP_ON_REZ:

+                                ret.Add(new LSL_Integer(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_RENDER_WEIGHT:

+                                ret.Add(new LSL_Integer(-1));

+                                break;

+                            case ScriptBaseClass.OBJECT_HOVER_HEIGHT:

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_BODY_SHAPE_TYPE:

+                                LSL_Float shapeType;

+                                if (av.Appearance.VisualParams[(int)AvatarAppearance.VPElement.SHAPE_MALE] != 0)

+                                    shapeType = new LSL_Float(1);

+                                else

+                                    shapeType = new LSL_Float(0);

+                                ret.Add(shapeType);

+                                break;

+                            case ScriptBaseClass.OBJECT_LAST_OWNER_ID:

+                                ret.Add(new LSL_Key(ScriptBaseClass.NULL_KEY));

+                                break;

+                            default:

+                                // Invalid or unhandled constant.

+                                ret.Add(new LSL_Integer(ScriptBaseClass.OBJECT_UNKNOWN_DETAIL));

+                                break;

+                        }

+                    }

+

+                    return ret;

+                }

+

+                SceneObjectPart obj = World.GetSceneObjectPart(key);

+                if (obj != null)

+                {

+                    foreach (object o in args.Data)

+                    {

+                        switch (int.Parse(o.ToString()))

+                        {

+                            case ScriptBaseClass.OBJECT_NAME:

+                                ret.Add(new LSL_String(obj.Name));

+                                break;

+                            case ScriptBaseClass.OBJECT_DESC:

+                                ret.Add(new LSL_String(obj.Description));

+                                break;

+                            case ScriptBaseClass.OBJECT_POS:

+                                ret.Add(new LSL_Vector(obj.AbsolutePosition.X, obj.AbsolutePosition.Y, obj.AbsolutePosition.Z));

+                                break;

+                            case ScriptBaseClass.OBJECT_ROT:

+                                Quaternion rot = Quaternion.Identity;

+

+                                if (obj.ParentGroup.IsAttachment)

+                                {

+                                    ScenePresence sp = World.GetScenePresence(obj.ParentGroup.AttachedAvatar);

+

+                                    if (sp != null)

+                                        rot = sp.GetWorldRotation();

+                                }

+                                else

+                                {

+                                    if (obj.ParentGroup.RootPart == obj)

+                                        rot = obj.ParentGroup.GroupRotation;

+                                    else

+                                        rot = obj.GetWorldRotation();

+                                }

+

+                                LSL_Rotation objrot = new LSL_Rotation(rot);

+                                ret.Add(objrot);

+

+                                break;

+                            case ScriptBaseClass.OBJECT_VELOCITY:

+                                Vector3 vel = Vector3.Zero;

+

+                                if (obj.ParentGroup.IsAttachment)

+                                {

+                                    ScenePresence sp = World.GetScenePresence(obj.ParentGroup.AttachedAvatar);

+

+                                    if (sp != null)

+                                        vel = sp.GetWorldVelocity();

+                                }

+                                else

+                                {

+                                    vel = obj.Velocity; 

+                                }

+

+                                ret.Add(vel);

+                                break;

+                            case ScriptBaseClass.OBJECT_OWNER:

+                                ret.Add(new LSL_String(obj.OwnerID.ToString()));

+                                break;

+                            case ScriptBaseClass.OBJECT_GROUP:

+                                ret.Add(new LSL_String(obj.GroupID.ToString()));

+                                break;

+                            case ScriptBaseClass.OBJECT_CREATOR:

+                                ret.Add(new LSL_String(obj.CreatorID.ToString()));

+                                break;

+                            case ScriptBaseClass.OBJECT_RUNNING_SCRIPT_COUNT:

+                                ret.Add(new LSL_Integer(obj.ParentGroup.RunningScriptCount()));

+                                break;

+                            case ScriptBaseClass.OBJECT_TOTAL_SCRIPT_COUNT:

+                                ret.Add(new LSL_Integer(obj.ParentGroup.ScriptCount()));

+                                break;

+                            case ScriptBaseClass.OBJECT_SCRIPT_MEMORY:

+                                // The value returned in SL for mono scripts is 65536 * number of active scripts

+                                // and 16384 * number of active scripts for LSO. since llGetFreememory

+                                // is coded to give the LSO value use it here

+                                ret.Add(new LSL_Integer(obj.ParentGroup.RunningScriptCount() * 16384));

+                                break;

+                            case ScriptBaseClass.OBJECT_SCRIPT_TIME:

+                                // Average cpu time in seconds per simulator frame expended on all scripts in the object

+                                ret.Add(new LSL_Float(obj.ParentGroup.ScriptExecutionTime() / 1000.0f));

+                                break;

+                            case ScriptBaseClass.OBJECT_PRIM_EQUIVALENCE:

+                                // according to the SL wiki A prim or linkset will have prim

+                                // equivalent of the number of prims in a linkset if it does not

+                                // contain a mesh anywhere in the link set or is not a normal prim

+                                // The value returned in SL for normal prims is prim count

+                                ret.Add(new LSL_Integer(obj.ParentGroup.PrimCount));

+                                break;

+                            // The following 3 costs I have intentionaly coded to return zero. They are part of

+                            // "Land Impact" calculations. These calculations are probably not applicable

+                            // to OpenSim and are not yet complete in SL

+                            case ScriptBaseClass.OBJECT_SERVER_COST:

+                                // The linden calculation is here

+                                // http://wiki.secondlife.com/wiki/Mesh/Mesh_Server_Weight

+                                // The value returned in SL for normal prims looks like the prim count

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_STREAMING_COST:

+                                // The linden calculation is here

+                                // http://wiki.secondlife.com/wiki/Mesh/Mesh_Streaming_Cost

+                                // The value returned in SL for normal prims looks like the prim count * 0.06

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_PHYSICS_COST:

+                                // The linden calculation is here

+                                // http://wiki.secondlife.com/wiki/Mesh/Mesh_physics

+                                // The value returned in SL for normal prims looks like the prim count

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_CHARACTER_TIME: // Pathfinding

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_ROOT:

+                                ret.Add(new LSL_String(obj.ParentGroup.RootPart.UUID.ToString()));

+                                break;

+                            case ScriptBaseClass.OBJECT_ATTACHED_POINT:

+                                ret.Add(new LSL_Integer(obj.ParentGroup.AttachmentPoint));

+                                break;

+                            case ScriptBaseClass.OBJECT_PATHFINDING_TYPE:

+                                byte pcode = obj.Shape.PCode;

+                                if (obj.ParentGroup.AttachmentPoint != 0

+                                   || pcode == (byte)PCode.Grass

+                                   || pcode == (byte)PCode.Tree

+                                   || pcode == (byte)PCode.NewTree)

+                                {

+                                    ret.Add(new LSL_Integer(ScriptBaseClass.OPT_OTHER));

+                                }

+                                else

+                                {

+                                    ret.Add(new LSL_Integer(ScriptBaseClass.OPT_LEGACY_LINKSET));

+                                }

+                                break;

+                            case ScriptBaseClass.OBJECT_PHYSICS:

+                                if (obj.ParentGroup.AttachmentPoint != 0)

+                                {

+                                    ret.Add(new LSL_Integer(0)); // Always false if attached

+                                }

+                                else

+                                {

+                                    ret.Add(new LSL_Integer(obj.ParentGroup.UsesPhysics ? 1 : 0));

+                                }

+                                break;

+                            case ScriptBaseClass.OBJECT_PHANTOM:

+                                if (obj.ParentGroup.AttachmentPoint != 0)

+                                {

+                                    ret.Add(new LSL_Integer(0)); // Always false if attached

+                                }

+                                else

+                                {

+                                    ret.Add(new LSL_Integer(obj.ParentGroup.IsPhantom ? 1 : 0));

+                                }

+                                break;

+                            case ScriptBaseClass.OBJECT_TEMP_ON_REZ:

+                                ret.Add(new LSL_Integer(obj.ParentGroup.IsTemporary ? 1 : 0));

+                                break;

+                            case ScriptBaseClass.OBJECT_RENDER_WEIGHT:

+                                ret.Add(new LSL_Integer(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_HOVER_HEIGHT:

+                                ret.Add(new LSL_Float(0));

+                                break;

+                            case ScriptBaseClass.OBJECT_BODY_SHAPE_TYPE:

+                                ret.Add(new LSL_Float(-1));

+                                break;

+                            case ScriptBaseClass.OBJECT_LAST_OWNER_ID:

+                                ret.Add(new LSL_Key(obj.ParentGroup.LastOwnerID.ToString()));

+                                break;

+                            default:

+                                // Invalid or unhandled constant.

+                                ret.Add(new LSL_Integer(ScriptBaseClass.OBJECT_UNKNOWN_DETAIL));

+                                break;

+                        }

+                    }

+

+                    return ret;

+                }

+            }

+

+            return new LSL_List();

+        }

+

+        internal UUID GetScriptByName(string name)

+        {

+            TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+            if (item == null || item.Type != 10)

+                return UUID.Zero;

+

+            return item.ItemID;

+        }

+

+        /// <summary>

+        /// Reports the script error in the viewer's Script Warning/Error dialog and shouts it on the debug channel.

+        /// </summary>

+        /// <param name="command">The name of the command that generated the error.</param>

+        /// <param name="message">The error message to report to the user.</param>

+        internal void Error(string command, string message)

+        {

+            string text = command + ": " + message;

+            if (text.Length > 1023)

+            {

+                text = text.Substring(0, 1023);

+            }

+

+            World.SimChat(Utils.StringToBytes(text), ChatTypeEnum.DebugChannel, ScriptBaseClass.DEBUG_CHANNEL,

+                m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);

+

+            IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();

+            if (wComm != null)

+            {

+                wComm.DeliverMessage(ChatTypeEnum.Shout, ScriptBaseClass.DEBUG_CHANNEL, m_host.Name, m_host.UUID, text);

+            }

+        }

+

+        /// <summary>

+        /// Reports that the command is not implemented as a script error.

+        /// </summary>

+        /// <param name="command">The name of the command that is not implemented.</param>

+        /// <param name="message">Additional information to report to the user. (Optional)</param>

+        internal void NotImplemented(string command, string message = "")

+        {

+            if (throwErrorOnNotImplemented)

+            {

+                if (message != "")

+                {

+                    message = " - " + message;

+                }

+

+                throw new NotImplementedException("Command not implemented: " + command + message);

+            }

+            else

+            {

+                string text = "Command not implemented";

+                if (message != "")

+                {

+                    text = text + " - " + message;

+                }

+

+                Error(command, text);

+            }

+        }

+

+        /// <summary>

+        /// Reports that the command is deprecated as a script error.

+        /// </summary>

+        /// <param name="command">The name of the command that is deprecated.</param>

+        /// <param name="message">Additional information to report to the user. (Optional)</param>

+        internal void Deprecated(string command, string message = "")

+        {

+            string text = "Command deprecated";

+            if (message != "")

+            {

+                text = text + " - " + message;

+            }

+

+            Error(command, text);

+        }

+

+        public delegate void AssetRequestCallback(UUID assetID, AssetBase asset);

+        protected void WithNotecard(UUID assetID, AssetRequestCallback cb)

+        {

+            World.AssetService.Get(assetID.ToString(), this,

+                delegate(string i, object sender, AssetBase a)

+                {

+                    UUID uuid = UUID.Zero;

+                    UUID.TryParse(i, out uuid);

+                    cb(uuid, a);

+                });

+        }

+

+        public LSL_String llGetNumberOfNotecardLines(string name)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID assetID = UUID.Zero;

+

+            if (!UUID.TryParse(name, out assetID))

+            {

+                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+                if (item != null && item.Type == 7)

+                    assetID = item.AssetID;

+            }

+

+            if (assetID == UUID.Zero)

+            {

+                // => complain loudly, as specified by the LSL docs

+                Error("llGetNumberOfNotecardLines", "Can't find notecard '" + name + "'");

+

+                return UUID.Zero.ToString();

+            }

+

+            string reqIdentifier = UUID.Random().ToString();

+

+            // was: UUID tid = tid = AsyncCommands.

+            UUID tid = AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, reqIdentifier);

+

+            if (NotecardCache.IsCached(assetID))

+            {

+                AsyncCommands.DataserverPlugin.DataserverReply(reqIdentifier, NotecardCache.GetLines(assetID).ToString());

+

+                ScriptSleep(m_sleepMsOnGetNumberOfNotecardLines);

+                return tid.ToString();

+            }

+

+            WithNotecard(assetID, delegate (UUID id, AssetBase a)

+            {

+                if (a == null || a.Type != 7)

+                {

+                    Error("llGetNumberOfNotecardLines", "Can't find notecard '" + name + "'");

+                    return;

+                }

+

+                NotecardCache.Cache(id, a.Data);

+                AsyncCommands.DataserverPlugin.DataserverReply(reqIdentifier, NotecardCache.GetLines(id).ToString());

+            });

+

+            ScriptSleep(m_sleepMsOnGetNumberOfNotecardLines);

+            return tid.ToString();

+        }

+

+        public LSL_String llGetNotecardLine(string name, int line)

+        {

+            m_host.AddScriptLPS(1);

+

+            UUID assetID = UUID.Zero;

+

+            if (!UUID.TryParse(name, out assetID))

+            {

+                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(name);

+

+                if (item != null && item.Type == 7)

+                    assetID = item.AssetID;

+            }

+

+            if (assetID == UUID.Zero)

+            {

+                // => complain loudly, as specified by the LSL docs

+                Error("llGetNotecardLine", "Can't find notecard '" + name + "'");

+

+                return UUID.Zero.ToString();

+            }

+

+            string reqIdentifier = UUID.Random().ToString();

+

+            // was: UUID tid = tid = AsyncCommands.

+            UUID tid = AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, reqIdentifier);

+

+            if (NotecardCache.IsCached(assetID))

+            {

+                AsyncCommands.DataserverPlugin.DataserverReply(

+                    reqIdentifier, NotecardCache.GetLine(assetID, line, m_notecardLineReadCharsMax));

+

+                ScriptSleep(m_sleepMsOnGetNotecardLine);

+                return tid.ToString();

+            }

+

+            WithNotecard(assetID, delegate (UUID id, AssetBase a)

+                         {

+                             if (a == null || a.Type != 7)

+                             {

+                                 Error("llGetNotecardLine", "Can't find notecard '" + name + "'");

+                                 return;

+                             }

+

+                             string data = Encoding.UTF8.GetString(a.Data);

+                             //m_log.Debug(data);

+                             NotecardCache.Cache(id, a.Data);

+                             AsyncCommands.DataserverPlugin.DataserverReply(

+                                reqIdentifier, NotecardCache.GetLine(assetID, line, m_notecardLineReadCharsMax));

+                         });

+

+            ScriptSleep(m_sleepMsOnGetNotecardLine);

+            return tid.ToString();

+        }

+

+        public void SetPrimitiveParamsEx(LSL_Key prim, LSL_List rules, string originFunc)

+        {

+            SceneObjectPart obj = World.GetSceneObjectPart(new UUID(prim));

+            if (obj == null)

+                return;

+

+            if (obj.OwnerID != m_host.OwnerID)

+                return;

+

+            SetEntityParams(new List<ISceneEntity>() { obj }, rules, originFunc);

+        }

+

+        public LSL_List GetPrimitiveParamsEx(LSL_Key prim, LSL_List rules)

+        {

+            SceneObjectPart obj = World.GetSceneObjectPart(new UUID(prim));

+

+            if (obj != null && obj.OwnerID == m_host.OwnerID)

+                return GetEntityParams(obj, rules);

+

+            return new LSL_List();

+        }

+

+        public void print(string str)

+        {

+            // yes, this is a real LSL function. See: http://wiki.secondlife.com/wiki/Print

+            IOSSL_Api ossl = (IOSSL_Api)m_ScriptEngine.GetApi(m_item.ItemID, "OSSL");

+            if (ossl != null)

+            {

+                ossl.CheckThreatLevel(ThreatLevel.High, "print");

+                m_log.Info("LSL print():" + str);

+            }

+        }

+

+        private string Name2Username(string name)

+        {

+            string[] parts = name.Split(new char[] {' '});

+            if (parts.Length < 2)

+                return name.ToLower();

+            if (parts[1] == "Resident")

+                return parts[0].ToLower();

+

+            return name.Replace(" ", ".").ToLower();

+        }

+

+        public LSL_String llGetUsername(string id)

+        {

+            return Name2Username(llKey2Name(id));

+        }

+

+        public LSL_String llRequestUsername(string id)

+        {

+            UUID rq = UUID.Random();

+

+            AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, rq.ToString());

+

+            AsyncCommands.DataserverPlugin.DataserverReply(rq.ToString(), Name2Username(llKey2Name(id)));

+

+            return rq.ToString();

+        }

+

+        public LSL_String llGetDisplayName(string id)

+        {

+            return llKey2Name(id);

+        }

+

+        public LSL_String llRequestDisplayName(string id)

+        {

+            UUID rq = UUID.Random();

+

+            AsyncCommands.DataserverPlugin.RegisterRequest(m_host.LocalId, m_item.ItemID, rq.ToString());

+

+            AsyncCommands.DataserverPlugin.DataserverReply(rq.ToString(), llKey2Name(id));

+

+            return rq.ToString();

+        }

+

+        private struct Tri

+        {

+            public Vector3 p1;

+            public Vector3 p2;

+            public Vector3 p3;

+        }

+

+        private bool InBoundingBox(ScenePresence avatar, Vector3 point)

+        {

+            float height = avatar.Appearance.AvatarHeight;

+            Vector3 b1 = avatar.AbsolutePosition + new Vector3(-0.22f, -0.22f, -height/2);

+            Vector3 b2 = avatar.AbsolutePosition + new Vector3(0.22f, 0.22f, height/2);

+

+            if (point.X > b1.X && point.X < b2.X &&

+                point.Y > b1.Y && point.Y < b2.Y &&

+                point.Z > b1.Z && point.Z < b2.Z)

+                return true;

+            return false;

+        }

+

+        private ContactResult[] AvatarIntersection(Vector3 rayStart, Vector3 rayEnd)

+        {

+            List<ContactResult> contacts = new List<ContactResult>();

+

+            Vector3 ab = rayEnd - rayStart;

+

+            World.ForEachScenePresence(delegate(ScenePresence sp)

+            {

+                Vector3 ac = sp.AbsolutePosition - rayStart;

+//                Vector3 bc = sp.AbsolutePosition - rayEnd;

+

+                double d = Math.Abs(Vector3.Mag(Vector3.Cross(ab, ac)) / Vector3.Distance(rayStart, rayEnd));

+

+                if (d > 1.5)

+                    return;

+

+                double d2 = Vector3.Dot(Vector3.Negate(ab), ac);

+

+                if (d2 > 0)

+                    return;

+

+                double dp = Math.Sqrt(Vector3.Mag(ac) * Vector3.Mag(ac) - d * d);

+                Vector3 p = rayStart + Vector3.Divide(Vector3.Multiply(ab, (float)dp), (float)Vector3.Mag(ab));

+

+                if (!InBoundingBox(sp, p))

+                    return;

+

+                ContactResult result = new ContactResult ();

+                result.ConsumerID = sp.LocalId;

+                result.Depth = Vector3.Distance(rayStart, p);

+                result.Normal = Vector3.Zero;

+                result.Pos = p;

+

+                contacts.Add(result);

+            });

+

+            return contacts.ToArray();

+        }

+

+        private ContactResult[] ObjectIntersection(Vector3 rayStart, Vector3 rayEnd, bool includePhysical, bool includeNonPhysical, bool includePhantom)

+        {

+            Ray ray = new Ray(rayStart, Vector3.Normalize(rayEnd - rayStart));

+            List<ContactResult> contacts = new List<ContactResult>();

+

+            Vector3 ab = rayEnd - rayStart;

+

+            World.ForEachSOG(delegate(SceneObjectGroup group)

+            {

+                if (m_host.ParentGroup == group)

+                    return;

+

+                if (group.IsAttachment)

+                    return;

+

+                if (group.RootPart.PhysActor == null)

+                {

+                    if (!includePhantom)

+                        return;

+                }

+                else

+                {

+                    if (group.RootPart.PhysActor.IsPhysical)

+                    {

+                        if (!includePhysical)

+                            return;

+                    }

+                    else

+                    {

+                        if (!includeNonPhysical)

+                            return;

+                    }

+                }

+

+                // Find the radius ouside of which we don't even need to hit test

+                float minX;

+                float maxX;

+                float minY;

+                float maxY;

+                float minZ;

+                float maxZ;

+

+                float radius = 0.0f;

+

+                group.GetAxisAlignedBoundingBoxRaw(out minX, out maxX, out minY, out maxY, out minZ, out maxZ);

+

+                if (Math.Abs(minX) > radius)

+                    radius = Math.Abs(minX);

+                if (Math.Abs(minY) > radius)

+                    radius = Math.Abs(minY);

+                if (Math.Abs(minZ) > radius)

+                    radius = Math.Abs(minZ);

+                if (Math.Abs(maxX) > radius)

+                    radius = Math.Abs(maxX);

+                if (Math.Abs(maxY) > radius)

+                    radius = Math.Abs(maxY);

+                if (Math.Abs(maxZ) > radius)

+                    radius = Math.Abs(maxZ);

+                radius = radius*1.413f;

+                Vector3 ac = group.AbsolutePosition - rayStart;

+//                Vector3 bc = group.AbsolutePosition - rayEnd;

+

+                double d = Math.Abs(Vector3.Mag(Vector3.Cross(ab, ac)) / Vector3.Distance(rayStart, rayEnd));

+

+                // Too far off ray, don't bother

+                if (d > radius)

+                    return;

+

+                // Behind ray, drop

+                double d2 = Vector3.Dot(Vector3.Negate(ab), ac);

+                if (d2 > 0)

+                    return;

+

+                ray = new Ray(rayStart, Vector3.Normalize(rayEnd - rayStart));

+                EntityIntersection intersection = group.TestIntersection(ray, true, false);

+                // Miss.

+                if (!intersection.HitTF)

+                    return;

+

+                Vector3 b1 = group.AbsolutePosition + new Vector3(minX, minY, minZ);

+                Vector3 b2 = group.AbsolutePosition + new Vector3(maxX, maxY, maxZ);

+                //m_log.DebugFormat("[LLCASTRAY]: min<{0},{1},{2}>, max<{3},{4},{5}> = hitp<{6},{7},{8}>", b1.X,b1.Y,b1.Z,b2.X,b2.Y,b2.Z,intersection.ipoint.X,intersection.ipoint.Y,intersection.ipoint.Z);

+                if (!(intersection.ipoint.X >= b1.X && intersection.ipoint.X <= b2.X &&

+                    intersection.ipoint.Y >= b1.Y && intersection.ipoint.Y <= b2.Y &&

+                    intersection.ipoint.Z >= b1.Z && intersection.ipoint.Z <= b2.Z))

+                    return;

+

+                ContactResult result = new ContactResult ();

+                result.ConsumerID = group.LocalId;

+                result.Depth = intersection.distance;

+                result.Normal = intersection.normal;

+                result.Pos = intersection.ipoint;

+

+                contacts.Add(result);

+            });

+

+            return contacts.ToArray();

+        }

+

+        private ContactResult? GroundIntersection(Vector3 rayStart, Vector3 rayEnd)

+        {

+            double[,] heightfield = World.Heightmap.GetDoubles();

+            List<ContactResult> contacts = new List<ContactResult>();

+

+            double min = 2048.0;

+            double max = 0.0;

+

+            // Find the min and max of the heightfield

+            for (int x = 0 ; x < World.Heightmap.Width ; x++)

+            {

+                for (int y = 0 ; y < World.Heightmap.Height ; y++)

+                {

+                    if (heightfield[x, y] > max)

+                        max = heightfield[x, y];

+                    if (heightfield[x, y] < min)

+                        min = heightfield[x, y];

+                }

+            }

+

+

+            // A ray extends past rayEnd, but doesn't go back before

+            // rayStart. If the start is above the highest point of the ground

+            // and the ray goes up, we can't hit the ground. Ever.

+            if (rayStart.Z > max && rayEnd.Z >= rayStart.Z)

+                return null;

+

+            // Same for going down

+            if (rayStart.Z < min && rayEnd.Z <= rayStart.Z)

+                return null;

+

+            List<Tri> trilist = new List<Tri>();

+

+            // Create our triangle list

+            for (int x = 1 ; x < World.Heightmap.Width ; x++)

+            {

+                for (int y = 1 ; y < World.Heightmap.Height ; y++)

+                {

+                    Tri t1 = new Tri();

+                    Tri t2 = new Tri();

+

+                    Vector3 p1 = new Vector3(x-1, y-1, (float)heightfield[x-1, y-1]);

+                    Vector3 p2 = new Vector3(x, y-1, (float)heightfield[x, y-1]);

+                    Vector3 p3 = new Vector3(x, y, (float)heightfield[x, y]);

+                    Vector3 p4 = new Vector3(x-1, y, (float)heightfield[x-1, y]);

+

+                    t1.p1 = p1;

+                    t1.p2 = p2;

+                    t1.p3 = p3;

+

+                    t2.p1 = p3;

+                    t2.p2 = p4;

+                    t2.p3 = p1;

+

+                    trilist.Add(t1);

+                    trilist.Add(t2);

+                }

+            }

+

+            // Ray direction

+            Vector3 rayDirection = rayEnd - rayStart;

+

+            foreach (Tri t in trilist)

+            {

+                // Compute triangle plane normal and edges

+                Vector3 u = t.p2 - t.p1;

+                Vector3 v = t.p3 - t.p1;

+                Vector3 n = Vector3.Cross(u, v);

+

+                if (n == Vector3.Zero)

+                    continue;

+

+                Vector3 w0 = rayStart - t.p1;

+                double a = -Vector3.Dot(n, w0);

+                double b = Vector3.Dot(n, rayDirection);

+

+                // Not intersecting the plane, or in plane (same thing)

+                // Ignoring this MAY cause the ground to not be detected

+                // sometimes

+                if (Math.Abs(b) < 0.000001)

+                    continue;

+

+                double r = a / b;

+

+                // ray points away from plane

+                if (r < 0.0)

+                    continue;

+

+                Vector3 ip = rayStart + Vector3.Multiply(rayDirection, (float)r);

+

+                float uu = Vector3.Dot(u, u);

+                float uv = Vector3.Dot(u, v);

+                float vv = Vector3.Dot(v, v);

+                Vector3 w = ip - t.p1;

+                float wu = Vector3.Dot(w, u);

+                float wv = Vector3.Dot(w, v);

+                float d = uv * uv - uu * vv;

+

+                float cs = (uv * wv - vv * wu) / d;

+                if (cs < 0 || cs > 1.0)

+                    continue;

+                float ct = (uv * wu - uu * wv) / d;

+                if (ct < 0 || (cs + ct) > 1.0)

+                    continue;

+

+                // Add contact point

+                ContactResult result = new ContactResult ();

+                result.ConsumerID = 0;

+                result.Depth = Vector3.Distance(rayStart, ip);

+                result.Normal = n;

+                result.Pos = ip;

+

+                contacts.Add(result);

+            }

+

+            if (contacts.Count == 0)

+                return null;

+

+            contacts.Sort(delegate(ContactResult a, ContactResult b)

+            {

+                return (int)(a.Depth - b.Depth);

+            });

+

+            return contacts[0];

+        }

+

+        public LSL_List llCastRay(LSL_Vector start, LSL_Vector end, LSL_List options)

+        {

+            // Use llCastRay V3 if configured

+            if (m_useCastRayV3)

+                return llCastRayV3(start, end, options);

+

+            LSL_List list = new LSL_List();

+

+            m_host.AddScriptLPS(1);

+

+            Vector3 rayStart = start;

+            Vector3 rayEnd = end;

+            Vector3 dir = rayEnd - rayStart;

+

+            float dist = Vector3.Mag(dir);

+

+            int count = 1;

+            bool detectPhantom = false;

+            int dataFlags = 0;

+            int rejectTypes = 0;

+

+            for (int i = 0; i < options.Length; i += 2)

+            {

+                if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_MAX_HITS)

+                    count = options.GetLSLIntegerItem(i + 1);

+                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DETECT_PHANTOM)

+                    detectPhantom = (options.GetLSLIntegerItem(i + 1) > 0);

+                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DATA_FLAGS)

+                    dataFlags = options.GetLSLIntegerItem(i + 1);

+                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_REJECT_TYPES)

+                    rejectTypes = options.GetLSLIntegerItem(i + 1);

+            }

+

+            if (count > 16)

+                count = 16;

+

+            List<ContactResult> results = new List<ContactResult>();

+

+            bool checkTerrain = !((rejectTypes & ScriptBaseClass.RC_REJECT_LAND) == ScriptBaseClass.RC_REJECT_LAND);

+            bool checkAgents = !((rejectTypes & ScriptBaseClass.RC_REJECT_AGENTS) == ScriptBaseClass.RC_REJECT_AGENTS);

+            bool checkNonPhysical = !((rejectTypes & ScriptBaseClass.RC_REJECT_NONPHYSICAL) == ScriptBaseClass.RC_REJECT_NONPHYSICAL);

+            bool checkPhysical = !((rejectTypes & ScriptBaseClass.RC_REJECT_PHYSICAL) == ScriptBaseClass.RC_REJECT_PHYSICAL);

+

+

+            if (World.SupportsRayCastFiltered())

+            {

+                if (dist == 0)

+                    return list;

+

+                RayFilterFlags rayfilter = RayFilterFlags.ClosestAndBackCull;

+                if (checkTerrain)

+                    rayfilter |= RayFilterFlags.land;

+//                if (checkAgents)

+//                    rayfilter |= RayFilterFlags.agent;

+                if (checkPhysical)

+                    rayfilter |= RayFilterFlags.physical;

+                if (checkNonPhysical)

+                    rayfilter |= RayFilterFlags.nonphysical;

+                if (detectPhantom)

+                    rayfilter |= RayFilterFlags.LSLPhantom;

+

+                Vector3 direction = dir * ( 1/dist);

+

+                if(rayfilter == 0)

+                {

+                    list.Add(new LSL_Integer(0));

+                    return list;

+                }

+

+                // get some more contacts to sort ???

+                int physcount = 4 * count;

+                if (physcount > 20)

+                    physcount = 20;

+

+                object physresults;

+                physresults = World.RayCastFiltered(rayStart, direction, dist, physcount, rayfilter);

+

+                if (physresults == null)

+                {

+                    list.Add(new LSL_Integer(-3)); // timeout error

+                    return list;

+                }

+

+                results = (List<ContactResult>)physresults;

+

+                // for now physics doesn't detect sitted avatars so do it outside physics

+                if (checkAgents)

+                {

+                    ContactResult[] agentHits = AvatarIntersection(rayStart, rayEnd);

+                    foreach (ContactResult r in agentHits)

+                        results.Add(r);

+                }

+

+                // TODO: Replace this with a better solution. ObjectIntersection can only

+                // detect nonphysical phantoms. They are detected by virtue of being

+                // nonphysical (e.g. no PhysActor) so will not conflict with detecting

+                // physicsl phantoms as done by the physics scene

+                // We don't want anything else but phantoms here.

+                if (detectPhantom)

+                {

+                    ContactResult[] objectHits = ObjectIntersection(rayStart, rayEnd, false, false, true);

+                    foreach (ContactResult r in objectHits)

+                        results.Add(r);

+                }

+            }

+            else

+            {

+                if (checkAgents)

+                {

+                    ContactResult[] agentHits = AvatarIntersection(rayStart, rayEnd);

+                    foreach (ContactResult r in agentHits)

+                        results.Add(r);

+                }

+

+                if (checkPhysical || checkNonPhysical || detectPhantom)

+                {

+                    ContactResult[] objectHits = ObjectIntersection(rayStart, rayEnd, checkPhysical, checkNonPhysical, detectPhantom);

+                    for (int iter = 0; iter < objectHits.Length; iter++)

+                    {

+                        // Redistance the Depth because the Scene RayCaster returns distance from center to make the rezzing code simpler.

+                        objectHits[iter].Depth = Vector3.Distance(objectHits[iter].Pos, rayStart);

+                        results.Add(objectHits[iter]);

+                    }

+                }

+            }

+

+            if (checkTerrain)

+            {

+                ContactResult? groundContact = GroundIntersection(rayStart, rayEnd);

+                if (groundContact != null)

+                    results.Add((ContactResult)groundContact);

+            }

+

+            results.Sort(delegate(ContactResult a, ContactResult b)

+            {

+                return a.Depth.CompareTo(b.Depth);

+            });

+

+            int values = 0;

+            SceneObjectGroup thisgrp = m_host.ParentGroup;

+

+            foreach (ContactResult result in results)

+            {

+                if (result.Depth > dist)

+                    continue;

+

+                // physics ray can return colisions with host prim

+                if (m_host.LocalId == result.ConsumerID)

+                    continue;

+

+                UUID itemID = UUID.Zero;

+                int linkNum = 0;

+

+                SceneObjectPart part = World.GetSceneObjectPart(result.ConsumerID);

+                // It's a prim!

+                if (part != null)

+                {

+                    // dont detect members of same object ???

+                    if (part.ParentGroup == thisgrp)

+                        continue;

+

+                    if ((dataFlags & ScriptBaseClass.RC_GET_ROOT_KEY) == ScriptBaseClass.RC_GET_ROOT_KEY)

+                        itemID = part.ParentGroup.UUID;

+                    else

+                        itemID = part.UUID;

+

+                    linkNum = part.LinkNum;

+                }

+                else

+                {

+                    ScenePresence sp = World.GetScenePresence(result.ConsumerID);

+                    /// It it a boy? a girl?

+                    if (sp != null)

+                        itemID = sp.UUID;

+                }

+

+                list.Add(new LSL_String(itemID.ToString()));

+                list.Add(new LSL_String(result.Pos.ToString()));

+

+                if ((dataFlags & ScriptBaseClass.RC_GET_LINK_NUM) == ScriptBaseClass.RC_GET_LINK_NUM)

+                    list.Add(new LSL_Integer(linkNum));

+

+                if ((dataFlags & ScriptBaseClass.RC_GET_NORMAL) == ScriptBaseClass.RC_GET_NORMAL)

+                    list.Add(new LSL_Vector(result.Normal));

+

+                values++;

+                if (values >= count)

+                    break;

+            }

+

+            list.Add(new LSL_Integer(values));

+

+            return list;

+        }

+

+        /// <summary>

+        /// Implementation of llCastRay similar to SL 2015-04-21.

+        /// http://wiki.secondlife.com/wiki/LlCastRay

+        /// Uses pure geometry, bounding shapes, meshing and no physics

+        /// for prims, sculpts, meshes, avatars and terrain.

+        /// Implements all flags, reject types and data flags.

+        /// Can handle both objects/groups and prims/parts, by config.

+        /// May sometimes be inaccurate owing to calculation precision,

+        /// meshing detail level and a bug in libopenmetaverse PrimMesher.

+        /// </summary>

+        public LSL_List llCastRayV3(LSL_Vector start, LSL_Vector end, LSL_List options)

+        {

+            m_host.AddScriptLPS(1);

+            LSL_List result = new LSL_List();

+

+            // Prepare throttle data

+            int calledMs = Environment.TickCount;

+            Stopwatch stopWatch = new Stopwatch();

+            stopWatch.Start();

+            UUID regionId = World.RegionInfo.RegionID;

+            UUID userId = UUID.Zero;

+            int msAvailable = 0;

+            // Throttle per owner when attachment or "vehicle" (sat upon)

+            if (m_host.ParentGroup.IsAttachment || m_host.ParentGroup.GetSittingAvatars().Count > 0)

+            {

+                userId = m_host.OwnerID;

+                msAvailable = m_msPerAvatarInCastRay;

+            }

+            // Throttle per parcel when not attachment or vehicle

+            else

+            {

+                LandData land = World.GetLandData(m_host.GetWorldPosition());

+                if (land != null)

+                    msAvailable = m_msPerRegionInCastRay * land.Area / 65536;

+            }

+            // Clamp for "oversized" parcels on varregions

+            if (msAvailable > m_msMaxInCastRay)

+                msAvailable = m_msMaxInCastRay;

+

+            // Check throttle data

+            int fromCalledMs = calledMs - m_msThrottleInCastRay;

+            lock (m_castRayCalls)

+            {

+                for (int i = m_castRayCalls.Count - 1; i >= 0; i--)

+                {

+                    // Delete old calls from throttle data

+                    if (m_castRayCalls[i].CalledMs < fromCalledMs)

+                        m_castRayCalls.RemoveAt(i);

+                    // Use current region (in multi-region sims)

+                    else if (m_castRayCalls[i].RegionId == regionId)

+                    {

+                        // Reduce available time with recent calls

+                        if (m_castRayCalls[i].UserId == userId)

+                            msAvailable -= m_castRayCalls[i].UsedMs;

+                    }

+                }

+            }

+

+            // Return failure if not enough available time

+            if (msAvailable < m_msMinInCastRay)

+            {

+                result.Add(new LSL_Integer(ScriptBaseClass.RCERR_CAST_TIME_EXCEEDED));

+                return result;

+            }

+

+            // Initialize

+            List<RayHit> rayHits = new List<RayHit>();

+            float tol = m_floatToleranceInCastRay;

+            Vector3 pos1Ray = start;

+            Vector3 pos2Ray = end;

+

+            // Get input options

+            int rejectTypes = 0;

+            int dataFlags = 0;

+            int maxHits = 1;

+            bool detectPhantom = false;

+            for (int i = 0; i < options.Length; i += 2)

+            {

+                if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_REJECT_TYPES)

+                    rejectTypes = options.GetLSLIntegerItem(i + 1);

+                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DATA_FLAGS)

+                    dataFlags = options.GetLSLIntegerItem(i + 1);

+                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_MAX_HITS)

+                    maxHits = options.GetLSLIntegerItem(i + 1);

+                else if (options.GetLSLIntegerItem(i) == ScriptBaseClass.RC_DETECT_PHANTOM)

+                    detectPhantom = (options.GetLSLIntegerItem(i + 1) != 0);

+            }

+            if (maxHits > m_maxHitsInCastRay)

+                maxHits = m_maxHitsInCastRay;

+            bool rejectAgents = ((rejectTypes & ScriptBaseClass.RC_REJECT_AGENTS) != 0);

+            bool rejectPhysical = ((rejectTypes & ScriptBaseClass.RC_REJECT_PHYSICAL) != 0);

+            bool rejectNonphysical = ((rejectTypes & ScriptBaseClass.RC_REJECT_NONPHYSICAL) != 0);

+            bool rejectLand = ((rejectTypes & ScriptBaseClass.RC_REJECT_LAND) != 0);

+            bool getNormal = ((dataFlags & ScriptBaseClass.RC_GET_NORMAL) != 0);

+            bool getRootKey = ((dataFlags & ScriptBaseClass.RC_GET_ROOT_KEY) != 0);

+            bool getLinkNum = ((dataFlags & ScriptBaseClass.RC_GET_LINK_NUM) != 0);

+

+            // Calculate some basic parameters

+            Vector3 vecRay = pos2Ray - pos1Ray;

+            float rayLength = vecRay.Length();

+

+            // Try to get a mesher and return failure if none, degenerate ray, or max 0 hits

+            IRendering primMesher = null;

+            List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());

+            if (renderers.Count < 1 || rayLength < tol || m_maxHitsInCastRay < 1)

+            {

+                result.Add(new LSL_Integer(ScriptBaseClass.RCERR_UNKNOWN));

+                return result;

+            }

+            primMesher = RenderingLoader.LoadRenderer(renderers[0]);

+

+            // Iterate over all objects/groups and prims/parts in region

+            World.ForEachSOG(

+                delegate(SceneObjectGroup group)

+                {

+                    // Check group filters unless part filters are configured

+                    bool isPhysical = (group.RootPart != null && group.RootPart.PhysActor != null && group.RootPart.PhysActor.IsPhysical);

+                    bool isNonphysical = !isPhysical;

+                    bool isPhantom = group.IsPhantom || group.IsVolumeDetect;

+                    bool isAttachment = group.IsAttachment;

+                    bool doGroup = true;

+                    if (isPhysical && rejectPhysical)

+                        doGroup = false;

+                    if (isNonphysical && rejectNonphysical)

+                        doGroup = false;

+                    if (isPhantom && detectPhantom)

+                        doGroup = true;

+                    if (m_filterPartsInCastRay)

+                        doGroup = true;

+                    if (isAttachment && !m_doAttachmentsInCastRay)

+                        doGroup = false;

+                    // Parse object/group if passed filters

+                    if (doGroup)

+                    {

+                        // Iterate over all prims/parts in object/group

+                        foreach(SceneObjectPart part in group.Parts)

+                        {

+                            // Check part filters if configured

+                            if (m_filterPartsInCastRay)

+                            {

+                                isPhysical = (part.PhysActor != null && part.PhysActor.IsPhysical);

+                                isNonphysical = !isPhysical;

+                                isPhantom = ((part.Flags & PrimFlags.Phantom) != 0) || (part.VolumeDetectActive);

+                                bool doPart = true;

+                                if (isPhysical && rejectPhysical)

+                                    doPart = false;

+                                if (isNonphysical && rejectNonphysical)

+                                    doPart = false;

+                                if (isPhantom && detectPhantom)

+                                    doPart = true;

+                                if (!doPart)

+                                    continue;

+                            }

+

+                            // Parse prim/part and project ray if passed filters

+                            Vector3 scalePart = part.Scale;

+                            Vector3 posPart = part.GetWorldPosition();

+                            Quaternion rotPart = part.GetWorldRotation();

+                            Quaternion rotPartInv = Quaternion.Inverse(rotPart);

+                            Vector3 pos1RayProj = ((pos1Ray - posPart) * rotPartInv) / scalePart;

+                            Vector3 pos2RayProj = ((pos2Ray - posPart) * rotPartInv) / scalePart;

+

+                            // Filter parts by shape bounding boxes

+                            Vector3 shapeBoxMax = new Vector3(0.5f, 0.5f, 0.5f);

+                            if (!part.Shape.SculptEntry)

+                                shapeBoxMax = shapeBoxMax * (new Vector3(m_primSafetyCoeffX, m_primSafetyCoeffY, m_primSafetyCoeffZ));

+                            shapeBoxMax = shapeBoxMax + (new Vector3(tol, tol, tol));

+                            if (RayIntersectsShapeBox(pos1RayProj, pos2RayProj, shapeBoxMax))

+                            {

+                                // Prepare data needed to check for ray hits

+                                RayTrans rayTrans = new RayTrans();

+                                rayTrans.PartId = part.UUID;

+                                rayTrans.GroupId = part.ParentGroup.UUID;

+                                rayTrans.Link = group.PrimCount > 1 ? part.LinkNum : 0;

+                                rayTrans.ScalePart = scalePart;

+                                rayTrans.PositionPart = posPart;

+                                rayTrans.RotationPart = rotPart;

+                                rayTrans.ShapeNeedsEnds = true;

+                                rayTrans.Position1Ray = pos1Ray;

+                                rayTrans.Position1RayProj = pos1RayProj;

+                                rayTrans.VectorRayProj = pos2RayProj - pos1RayProj;

+

+                                // Get detail level depending on type

+                                int lod = 0;

+                                // Mesh detail level

+                                if (part.Shape.SculptEntry && part.Shape.SculptType == (byte)SculptType.Mesh)

+                                    lod = (int)m_meshLodInCastRay;

+                                // Sculpt detail level

+                                else if (part.Shape.SculptEntry && part.Shape.SculptType == (byte)SculptType.Mesh)

+                                    lod = (int)m_sculptLodInCastRay;

+                                // Shape detail level

+                                else if (!part.Shape.SculptEntry)

+                                    lod = (int)m_primLodInCastRay;

+

+                                // Try to get cached mesh if configured

+                                ulong meshKey = 0;

+                                FacetedMesh mesh = null;

+                                if (m_useMeshCacheInCastRay)

+                                {

+                                    meshKey = part.Shape.GetMeshKey(Vector3.One, (float)(4 << lod));

+                                    lock (m_cachedMeshes)

+                                    {

+                                        m_cachedMeshes.TryGetValue(meshKey, out mesh);

+                                    }

+                                }

+

+                                // Create mesh if no cached mesh

+                                if (mesh == null)

+                                {

+                                    // Make an OMV prim to be able to mesh part

+                                    Primitive omvPrim = part.Shape.ToOmvPrimitive(posPart, rotPart);

+                                    byte[] sculptAsset = null;

+                                    if (omvPrim.Sculpt != null)

+                                        sculptAsset = World.AssetService.GetData(omvPrim.Sculpt.SculptTexture.ToString());

+

+                                    // When part is mesh, get mesh

+                                    if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type == SculptType.Mesh && sculptAsset != null)

+                                    {

+                                        AssetMesh meshAsset = new AssetMesh(omvPrim.Sculpt.SculptTexture, sculptAsset);

+                                        FacetedMesh.TryDecodeFromAsset(omvPrim, meshAsset, m_meshLodInCastRay, out mesh);

+                                        meshAsset = null;

+                                    }

+

+                                    // When part is sculpt, create mesh

+                                    // Quirk: Generated sculpt mesh is about 2.8% smaller in X and Y than visual sculpt.

+                                    else if (omvPrim.Sculpt != null && omvPrim.Sculpt.Type != SculptType.Mesh && sculptAsset != null)

+                                    {

+                                        IJ2KDecoder imgDecoder = World.RequestModuleInterface<IJ2KDecoder>();

+                                        if (imgDecoder != null)

+                                        {

+                                            Image sculpt = imgDecoder.DecodeToImage(sculptAsset);

+                                            if (sculpt != null)

+                                            {

+                                                mesh = primMesher.GenerateFacetedSculptMesh(omvPrim, (Bitmap)sculpt, m_sculptLodInCastRay);

+                                                sculpt.Dispose();

+                                            }

+                                        }

+                                   }

+

+                                    // When part is shape, create mesh

+                                    else if (omvPrim.Sculpt == null)

+                                    {

+                                        if (

+                                            omvPrim.PrimData.PathBegin == 0.0 && omvPrim.PrimData.PathEnd == 1.0 &&

+                                            omvPrim.PrimData.PathTaperX == 0.0 && omvPrim.PrimData.PathTaperY == 0.0 &&

+                                            omvPrim.PrimData.PathSkew == 0.0 &&

+                                            omvPrim.PrimData.PathTwist - omvPrim.PrimData.PathTwistBegin == 0.0

+                                        )

+                                            rayTrans.ShapeNeedsEnds = false;

+                                        mesh = primMesher.GenerateFacetedMesh(omvPrim, m_primLodInCastRay);

+                                    }

+

+                                    // Cache mesh if configured

+                                    if (m_useMeshCacheInCastRay && mesh != null)

+                                    {

+                                        lock(m_cachedMeshes)

+                                        {

+                                            if (!m_cachedMeshes.ContainsKey(meshKey))

+                                                m_cachedMeshes.Add(meshKey, mesh);

+                                        }

+                                    }

+                                }

+                                // Check mesh for ray hits

+                                AddRayInFacetedMesh(mesh, rayTrans, ref rayHits);

+                                mesh = null;

+                            }

+                        }

+                    }

+                }

+            );

+

+            // Check avatar filter

+            if (!rejectAgents)

+            {

+                // Iterate over all avatars in region

+                World.ForEachRootScenePresence(

+                    delegate (ScenePresence sp)

+                    {

+                        // Get bounding box

+                        Vector3 lower;

+                        Vector3 upper;

+                        BoundingBoxOfScenePresence(sp, out lower, out upper);

+                        // Parse avatar

+                        Vector3 scalePart = upper - lower;

+                        Vector3 posPart = sp.AbsolutePosition;

+                        Quaternion rotPart = sp.GetWorldRotation();

+                        Quaternion rotPartInv = Quaternion.Inverse(rotPart);

+                        posPart = posPart + (lower + upper) * 0.5f * rotPart;

+                        // Project ray

+                        Vector3 pos1RayProj = ((pos1Ray - posPart) * rotPartInv) / scalePart;

+                        Vector3 pos2RayProj = ((pos2Ray - posPart) * rotPartInv) / scalePart;

+

+                        // Filter avatars by shape bounding boxes

+                        Vector3 shapeBoxMax = new Vector3(0.5f + tol, 0.5f + tol, 0.5f + tol);

+                        if (RayIntersectsShapeBox(pos1RayProj, pos2RayProj, shapeBoxMax))

+                        {

+                            // Prepare data needed to check for ray hits

+                            RayTrans rayTrans = new RayTrans();

+                            rayTrans.PartId = sp.UUID;

+                            rayTrans.GroupId = sp.ParentPart != null ? sp.ParentPart.ParentGroup.UUID : sp.UUID;

+                            rayTrans.Link = sp.ParentPart != null ? UUID2LinkNumber(sp.ParentPart, sp.UUID) : 0;

+                            rayTrans.ScalePart = scalePart;

+                            rayTrans.PositionPart = posPart;

+                            rayTrans.RotationPart = rotPart;

+                            rayTrans.ShapeNeedsEnds = false;

+                            rayTrans.Position1Ray = pos1Ray;

+                            rayTrans.Position1RayProj = pos1RayProj;

+                            rayTrans.VectorRayProj = pos2RayProj - pos1RayProj;

+

+                            // Try to get cached mesh if configured

+                            PrimitiveBaseShape prim = PrimitiveBaseShape.CreateSphere();

+                            int lod = (int)m_avatarLodInCastRay;

+                            ulong meshKey = prim.GetMeshKey(Vector3.One, (float)(4 << lod));

+                            FacetedMesh mesh = null;

+                            if (m_useMeshCacheInCastRay)

+                            {

+                                lock (m_cachedMeshes)

+                                {

+                                    m_cachedMeshes.TryGetValue(meshKey, out mesh);

+                                }

+                            }

+

+                            // Create mesh if no cached mesh

+                            if (mesh == null)

+                            {

+                                // Make OMV prim and create mesh

+                                prim.Scale = scalePart;

+                                Primitive omvPrim = prim.ToOmvPrimitive(posPart, rotPart);

+                                mesh = primMesher.GenerateFacetedMesh(omvPrim, m_avatarLodInCastRay);

+

+                                // Cache mesh if configured

+                                if (m_useMeshCacheInCastRay && mesh != null)

+                                {

+                                    lock(m_cachedMeshes)

+                                    {

+                                        if (!m_cachedMeshes.ContainsKey(meshKey))

+                                            m_cachedMeshes.Add(meshKey, mesh);

+                                    }

+                                }

+                            }

+

+                            // Check mesh for ray hits

+                            AddRayInFacetedMesh(mesh, rayTrans, ref rayHits);

+                            mesh = null;

+                        }

+                    }

+                );

+            }

+

+            // Check terrain filter

+            if (!rejectLand)

+            {

+                // Parse terrain

+

+                // Mesh terrain and check bounding box

+                Vector3 lower;

+                Vector3 upper;

+                List<Tri> triangles = TrisFromHeightmapUnderRay(pos1Ray, pos2Ray, out lower, out upper);

+                lower.Z -= tol;

+                upper.Z += tol;

+                if ((pos1Ray.Z >= lower.Z || pos2Ray.Z >= lower.Z) && (pos1Ray.Z <= upper.Z || pos2Ray.Z <= upper.Z))

+                {

+                    // Prepare data needed to check for ray hits

+                    RayTrans rayTrans = new RayTrans();

+                    rayTrans.PartId = UUID.Zero;

+                    rayTrans.GroupId = UUID.Zero;

+                    rayTrans.Link = 0;

+                    rayTrans.ScalePart = new Vector3 (1.0f, 1.0f, 1.0f);

+                    rayTrans.PositionPart = Vector3.Zero;

+                    rayTrans.RotationPart = Quaternion.Identity;

+                    rayTrans.ShapeNeedsEnds = true;

+                    rayTrans.Position1Ray = pos1Ray;

+                    rayTrans.Position1RayProj = pos1Ray;

+                    rayTrans.VectorRayProj = vecRay;

+

+                    // Check mesh

+                    AddRayInTris(triangles, rayTrans, ref rayHits);

+                    triangles = null;

+                }

+            }

+

+            // Sort hits by ascending distance

+            rayHits.Sort((s1, s2) => s1.Distance.CompareTo(s2.Distance));

+

+            // Check excess hits per part and group

+            for (int t = 0; t < 2; t++)

+            {

+                int maxHitsPerType = 0;

+                UUID id = UUID.Zero;

+                if (t == 0)

+                    maxHitsPerType = m_maxHitsPerPrimInCastRay;

+                else

+                    maxHitsPerType = m_maxHitsPerObjectInCastRay;

+

+                // Handle excess hits only when needed

+                if (maxHitsPerType < m_maxHitsInCastRay)

+                {

+                    // Find excess hits

+                    Hashtable hits = new Hashtable();

+                    for (int i = rayHits.Count - 1; i >= 0; i--)

+                    {

+                        if (t == 0)

+                            id = rayHits[i].PartId;

+                        else

+                            id = rayHits[i].GroupId;

+                        if (hits.ContainsKey(id))

+                            hits[id] = (int)hits[id] + 1;

+                        else

+                            hits[id] = 1;

+                    }

+

+                    // Remove excess hits

+                    for (int i = rayHits.Count - 1; i >= 0; i--)

+                    {

+                        if (t == 0)

+                            id = rayHits[i].PartId;

+                        else

+                            id = rayHits[i].GroupId;

+                        int hit = (int)hits[id];

+                        if (hit > m_maxHitsPerPrimInCastRay)

+                        {

+                            rayHits.RemoveAt(i);

+                            hit--;

+                            hits[id] = hit;

+                        }

+                    }

+                }

+            }

+

+            // Parse hits into result list according to data flags

+            int hitCount = rayHits.Count;

+            if (hitCount > maxHits)

+                hitCount = maxHits;

+            for (int i = 0; i < hitCount; i++)

+            {

+                RayHit rayHit = rayHits[i];

+                if (getRootKey)

+                    result.Add(new LSL_Key(rayHit.GroupId.ToString()));

+                else

+                    result.Add(new LSL_Key(rayHit.PartId.ToString()));

+                result.Add(new LSL_Vector(rayHit.Position));

+                if (getLinkNum)

+                    result.Add(new LSL_Integer(rayHit.Link));

+                if (getNormal)

+                    result.Add(new LSL_Vector(rayHit.Normal));

+            }

+            result.Add(new LSL_Integer(hitCount));

+

+            // Add to throttle data

+            stopWatch.Stop();

+            CastRayCall castRayCall = new CastRayCall();

+            castRayCall.RegionId = regionId;

+            castRayCall.UserId = userId;

+            castRayCall.CalledMs = calledMs;

+            castRayCall.UsedMs = (int)stopWatch.ElapsedMilliseconds;

+            lock (m_castRayCalls)

+            {

+                m_castRayCalls.Add(castRayCall);

+            }

+

+            // Return hits

+            return result;

+        }

+

+        /// <summary>

+        /// Struct for transmitting parameters required for finding llCastRay ray hits.

+        /// </summary>

+        public struct RayTrans

+        {

+            public UUID PartId;

+            public UUID GroupId;

+            public int Link;

+            public Vector3 ScalePart;

+            public Vector3 PositionPart;

+            public Quaternion RotationPart;

+            public bool ShapeNeedsEnds;

+            public Vector3 Position1Ray;

+            public Vector3 Position1RayProj;

+            public Vector3 VectorRayProj;

+        }

+

+        /// <summary>

+        /// Struct for llCastRay ray hits.

+        /// </summary>

+        public struct RayHit

+        {

+            public UUID PartId;

+            public UUID GroupId;

+            public int Link;

+            public Vector3 Position;

+            public Vector3 Normal;

+            public float Distance;

+        }

+

+        /// <summary>

+        /// Struct for llCastRay throttle data.

+        /// </summary>

+        public struct CastRayCall

+        {

+            public UUID RegionId;

+            public UUID UserId;

+            public int CalledMs;

+            public int UsedMs;

+        }

+

+        /// <summary>

+        /// Helper to check if a ray intersects a shape bounding box.

+        /// </summary>

+        private bool RayIntersectsShapeBox(Vector3 pos1RayProj, Vector3 pos2RayProj, Vector3 shapeBoxMax)

+        {

+            // Skip if ray can't intersect bounding box;

+            Vector3 rayBoxProjMin = Vector3.Min(pos1RayProj, pos2RayProj);

+            Vector3 rayBoxProjMax = Vector3.Max(pos1RayProj, pos2RayProj);

+            if (

+                rayBoxProjMin.X > shapeBoxMax.X || rayBoxProjMin.Y > shapeBoxMax.Y || rayBoxProjMin.Z > shapeBoxMax.Z ||

+                rayBoxProjMax.X < -shapeBoxMax.X || rayBoxProjMax.Y < -shapeBoxMax.Y || rayBoxProjMax.Z < -shapeBoxMax.Z

+            )

+                return false;

+

+            // Check if ray intersect any bounding box side

+            int sign = 0;

+            float dist = 0.0f;

+            Vector3 posProj = Vector3.Zero;

+            Vector3 vecRayProj = pos2RayProj - pos1RayProj;

+

+            // Check both X sides unless ray is parallell to them

+            if (Math.Abs(vecRayProj.X) > m_floatToleranceInCastRay)

+            {

+                for (sign = -1; sign <= 1; sign += 2)

+                {

+                    dist = ((float)sign * shapeBoxMax.X - pos1RayProj.X) / vecRayProj.X;

+                    posProj = pos1RayProj + vecRayProj * dist;

+                    if (Math.Abs(posProj.Y) <= shapeBoxMax.Y && Math.Abs(posProj.Z) <= shapeBoxMax.Z)

+                        return true;

+                }

+            }

+

+            // Check both Y sides unless ray is parallell to them

+            if (Math.Abs(vecRayProj.Y) > m_floatToleranceInCastRay)

+            {

+                for (sign = -1; sign <= 1; sign += 2)

+                {

+                    dist = ((float)sign * shapeBoxMax.Y - pos1RayProj.Y) / vecRayProj.Y;

+                    posProj = pos1RayProj + vecRayProj * dist;

+                    if (Math.Abs(posProj.X) <= shapeBoxMax.X && Math.Abs(posProj.Z) <= shapeBoxMax.Z)

+                        return true;

+                }

+            }

+

+            // Check both Z sides unless ray is parallell to them

+            if (Math.Abs(vecRayProj.Z) > m_floatToleranceInCastRay)

+            {

+                for (sign = -1; sign <= 1; sign += 2)

+                {

+                    dist = ((float)sign * shapeBoxMax.Z - pos1RayProj.Z) / vecRayProj.Z;

+                    posProj = pos1RayProj + vecRayProj * dist;

+                    if (Math.Abs(posProj.X) <= shapeBoxMax.X && Math.Abs(posProj.Y) <= shapeBoxMax.Y)

+                        return true;

+                }

+            }

+

+            // No hits on bounding box so return false

+            return false;

+        }

+

+        /// <summary>

+        /// Helper to parse FacetedMesh for ray hits.

+        /// </summary>

+        private void AddRayInFacetedMesh(FacetedMesh mesh, RayTrans rayTrans, ref List<RayHit> rayHits)

+        {

+            if (mesh != null)

+            {

+                foreach (Face face in mesh.Faces)

+                {

+                    for (int i = 0; i < face.Indices.Count; i += 3)

+                    {

+                        Tri triangle = new Tri();

+                        triangle.p1 = face.Vertices[face.Indices[i]].Position;

+                        triangle.p2 = face.Vertices[face.Indices[i + 1]].Position;

+                        triangle.p3 = face.Vertices[face.Indices[i + 2]].Position;

+                        AddRayInTri(triangle, rayTrans, ref rayHits);

+                    }

+                }

+            }

+        }

+

+        /// <summary>

+        /// Helper to parse Tri (triangle) List for ray hits.

+        /// </summary>

+        private void AddRayInTris(List<Tri> triangles, RayTrans rayTrans, ref List<RayHit> rayHits)

+        {

+            foreach (Tri triangle in triangles)

+            {

+                AddRayInTri(triangle, rayTrans, ref rayHits);

+            }

+        }

+

+        /// <summary>

+        /// Helper to add ray hit in a Tri (triangle).

+        /// </summary>

+        private void AddRayInTri(Tri triProj, RayTrans rayTrans, ref List<RayHit> rayHits)

+        {

+            // Check for hit in triangle

+            Vector3 posHitProj;

+            Vector3 normalProj;

+            if (HitRayInTri(triProj, rayTrans.Position1RayProj, rayTrans.VectorRayProj, out posHitProj, out normalProj))

+            {

+                // Hack to circumvent ghost face bug in PrimMesher by removing hits in (ghost) face plane through shape center

+                if (Math.Abs(Vector3.Dot(posHitProj, normalProj)) < m_floatToleranceInCastRay && !rayTrans.ShapeNeedsEnds)

+                    return;

+

+                // Transform hit and normal to region coordinate system

+                Vector3 posHit = rayTrans.PositionPart + (posHitProj * rayTrans.ScalePart) * rayTrans.RotationPart;

+                Vector3 normal = Vector3.Normalize((normalProj * rayTrans.ScalePart) * rayTrans.RotationPart);

+

+                // Remove duplicate hits at triangle intersections

+                float distance = Vector3.Distance(rayTrans.Position1Ray, posHit);

+                for (int i = rayHits.Count - 1; i >= 0; i--)

+                {

+                    if (rayHits[i].PartId != rayTrans.PartId)

+                        break;

+                    if (Math.Abs(rayHits[i].Distance - distance) < m_floatTolerance2InCastRay)

+                        return;

+                }

+

+                // Build result data set

+                RayHit rayHit = new RayHit();

+                rayHit.PartId = rayTrans.PartId;

+                rayHit.GroupId = rayTrans.GroupId;

+                rayHit.Link = rayTrans.Link;

+                rayHit.Position = posHit;

+                rayHit.Normal = normal;

+                rayHit.Distance = distance;

+                rayHits.Add(rayHit);

+            }

+        }

+

+        /// <summary>

+        /// Helper to find ray hit in triangle

+        /// </summary>

+        bool HitRayInTri(Tri triProj, Vector3 pos1RayProj, Vector3 vecRayProj, out Vector3 posHitProj, out Vector3 normalProj)

+        {

+            float tol = m_floatToleranceInCastRay;

+            posHitProj = Vector3.Zero;

+

+            // Calculate triangle edge vectors

+            Vector3 vec1Proj = triProj.p2 - triProj.p1;

+            Vector3 vec2Proj = triProj.p3 - triProj.p2;

+            Vector3 vec3Proj = triProj.p1 - triProj.p3;

+

+            // Calculate triangle normal

+            normalProj = Vector3.Cross(vec1Proj, vec2Proj);

+

+            // Skip if degenerate triangle or ray parallell with triangle plane

+            float divisor = Vector3.Dot(vecRayProj, normalProj);

+            if (Math.Abs(divisor) < tol)

+                return false;

+

+            // Skip if exit and not configured to detect

+            if (divisor > tol && !m_detectExitsInCastRay)

+                return false;

+

+            // Skip if outside ray ends

+            float distanceProj = Vector3.Dot(triProj.p1 - pos1RayProj, normalProj) / divisor;

+            if (distanceProj < -tol || distanceProj > 1 + tol)

+                return false;

+

+            // Calculate hit position in triangle

+            posHitProj = pos1RayProj + vecRayProj * distanceProj;

+

+            // Skip if outside triangle bounding box

+            Vector3 triProjMin = Vector3.Min(Vector3.Min(triProj.p1, triProj.p2), triProj.p3);

+            Vector3 triProjMax = Vector3.Max(Vector3.Max(triProj.p1, triProj.p2), triProj.p3);

+            if (

+                posHitProj.X < triProjMin.X - tol || posHitProj.Y < triProjMin.Y - tol || posHitProj.Z < triProjMin.Z - tol ||

+                posHitProj.X > triProjMax.X + tol || posHitProj.Y > triProjMax.Y + tol || posHitProj.Z > triProjMax.Z + tol

+            )

+                return false;

+

+            // Skip if outside triangle

+            if (

+                Vector3.Dot(Vector3.Cross(vec1Proj, normalProj), posHitProj - triProj.p1) > tol ||

+                Vector3.Dot(Vector3.Cross(vec2Proj, normalProj), posHitProj - triProj.p2) > tol ||

+                Vector3.Dot(Vector3.Cross(vec3Proj, normalProj), posHitProj - triProj.p3) > tol

+            )

+                 return false;

+

+            // Return hit

+            return true;

+        }

+

+        /// <summary>

+        /// Helper to parse selected parts of HeightMap into a Tri (triangle) List and calculate bounding box.

+        /// </summary>

+        private List<Tri> TrisFromHeightmapUnderRay(Vector3 posStart, Vector3 posEnd, out Vector3 lower, out Vector3 upper)

+        {

+            // Get bounding X-Y rectangle of terrain under ray

+            lower = Vector3.Min(posStart, posEnd);

+            upper = Vector3.Max(posStart, posEnd);

+            lower.X = (float)Math.Floor(lower.X);

+            lower.Y = (float)Math.Floor(lower.Y);

+            float zLower = float.MaxValue;

+            upper.X = (float)Math.Ceiling(upper.X);

+            upper.Y = (float)Math.Ceiling(upper.Y);

+            float zUpper = float.MinValue;

+

+            // Initialize Tri (triangle) List

+            List<Tri> triangles = new List<Tri>();

+

+            // Set parsing lane direction to major ray X-Y axis

+            Vector3 vec = posEnd - posStart;

+            float xAbs = Math.Abs(vec.X);

+            float yAbs = Math.Abs(vec.Y);

+            bool bigX = true;

+            if (yAbs > xAbs)

+            {

+                bigX = false;

+                vec = vec / yAbs;

+            }

+            else if (xAbs > yAbs || xAbs > 0.0f)

+                vec = vec / xAbs;

+            else

+                vec = new Vector3(1.0f, 1.0f, 0.0f);

+

+            // Simplify by start parsing in lower end of lane

+            if ((bigX && vec.X < 0.0f) || (!bigX && vec.Y < 0.0f))

+            {

+                Vector3 posTemp = posStart;

+                posStart = posEnd;

+                posEnd = posTemp;

+                vec = vec * -1.0f;

+            }

+

+            // First 1x1 rectangle under ray

+            float xFloorOld = 0.0f;

+            float yFloorOld = 0.0f;

+            Vector3 pos = posStart;

+            float xFloor = (float)Math.Floor(pos.X);

+            float yFloor = (float)Math.Floor(pos.Y);

+            AddTrisFromHeightmap(xFloor, yFloor, ref triangles, ref zLower, ref zUpper);

+

+            // Parse every remaining 1x1 rectangle under ray

+            while (pos != posEnd)

+            {

+                // Next 1x1 rectangle under ray

+                xFloorOld = xFloor;

+                yFloorOld = yFloor;

+                pos = pos + vec;

+

+                // Clip position to 1x1 rectangle border

+                xFloor = (float)Math.Floor(pos.X);

+                yFloor = (float)Math.Floor(pos.Y);

+                if (bigX && pos.X > xFloor)

+                {

+                    pos.Y -= vec.Y * (pos.X - xFloor);

+                    pos.X = xFloor;

+                }

+                else if (!bigX && pos.Y > yFloor)

+                {

+                    pos.X -= vec.X * (pos.Y - yFloor);

+                    pos.Y = yFloor;

+                }

+

+                // Last 1x1 rectangle under ray

+                if ((bigX && pos.X >= posEnd.X) || (!bigX && pos.Y >= posEnd.Y))

+                {

+                    pos = posEnd;

+                    xFloor = (float)Math.Floor(pos.X);

+                    yFloor = (float)Math.Floor(pos.Y);

+                }

+

+                // Add new 1x1 rectangle in lane

+                if ((bigX && xFloor != xFloorOld) || (!bigX && yFloor != yFloorOld))

+                    AddTrisFromHeightmap(xFloor, yFloor, ref triangles, ref zLower, ref zUpper);

+                // Add last 1x1 rectangle in old lane at lane shift

+                if (bigX && yFloor != yFloorOld)

+                    AddTrisFromHeightmap(xFloor, yFloorOld, ref triangles, ref zLower, ref zUpper);

+                if (!bigX && xFloor != xFloorOld)

+                    AddTrisFromHeightmap(xFloorOld, yFloor, ref triangles, ref zLower, ref zUpper);

+            }

+

+            // Finalize bounding box Z

+            lower.Z = zLower;

+            upper.Z = zUpper;

+

+            // Done and returning Tri (triangle)List

+            return triangles;

+        }

+

+        /// <summary>

+        /// Helper to add HeightMap squares into Tri (triangle) List and adjust bounding box.

+        /// </summary>

+        private void AddTrisFromHeightmap(float xPos, float yPos, ref List<Tri> triangles, ref float zLower, ref float zUpper)

+        {

+            int xInt = (int)xPos;

+            int yInt = (int)yPos;

+

+            // Corner 1 of 1x1 rectangle

+            int x = Util.Clamp<int>(xInt+1, 0, World.Heightmap.Width - 1);

+            int y = Util.Clamp<int>(yInt+1, 0, World.Heightmap.Height - 1);

+            Vector3 pos1 = new Vector3(x, y, (float)World.Heightmap[x, y]);

+            // Adjust bounding box

+            zLower = Math.Min(zLower, pos1.Z);

+            zUpper = Math.Max(zUpper, pos1.Z);

+

+            // Corner 2 of 1x1 rectangle

+            x = Util.Clamp<int>(xInt, 0, World.Heightmap.Width - 1);

+            y = Util.Clamp<int>(yInt+1, 0, World.Heightmap.Height - 1);

+            Vector3 pos2 = new Vector3(x, y, (float)World.Heightmap[x, y]);

+            // Adjust bounding box

+            zLower = Math.Min(zLower, pos2.Z);

+            zUpper = Math.Max(zUpper, pos2.Z);

+

+            // Corner 3 of 1x1 rectangle

+            x = Util.Clamp<int>(xInt, 0, World.Heightmap.Width - 1);

+            y = Util.Clamp<int>(yInt, 0, World.Heightmap.Height - 1);

+            Vector3 pos3 = new Vector3(x, y, (float)World.Heightmap[x, y]);

+            // Adjust bounding box

+            zLower = Math.Min(zLower, pos3.Z);

+            zUpper = Math.Max(zUpper, pos3.Z);

+

+            // Corner 4 of 1x1 rectangle

+            x = Util.Clamp<int>(xInt+1, 0, World.Heightmap.Width - 1);

+            y = Util.Clamp<int>(yInt, 0, World.Heightmap.Height - 1);

+            Vector3 pos4 = new Vector3(x, y, (float)World.Heightmap[x, y]);

+            // Adjust bounding box

+            zLower = Math.Min(zLower, pos4.Z);

+            zUpper = Math.Max(zUpper, pos4.Z);

+

+            // Add triangle 1

+            Tri triangle1 = new Tri();

+            triangle1.p1 = pos1;

+            triangle1.p2 = pos2;

+            triangle1.p3 = pos3;

+            triangles.Add(triangle1);

+

+            // Add triangle 2

+            Tri triangle2 = new Tri();

+            triangle2.p1 = pos3;

+            triangle2.p2 = pos4;

+            triangle2.p3 = pos1;

+            triangles.Add(triangle2);

+        }

+

+        /// <summary>

+        /// Helper to get link number for a UUID.

+        /// </summary>

+        private int UUID2LinkNumber(SceneObjectPart part, UUID id)

+        {

+            SceneObjectGroup group = part.ParentGroup;

+            if (group != null)

+            {

+                // Parse every link for UUID

+                int linkCount = group.PrimCount + group.GetSittingAvatarsCount();

+                for (int link = linkCount; link > 0; link--)

+                {

+                    ISceneEntity entity = GetLinkEntity(part, link);

+                    // Return link number if UUID match

+                    if (entity != null && entity.UUID == id)

+                        return link;

+                }

+            }

+            // Return link number 0 if no links or UUID matches

+            return 0;

+        }

+

+        public LSL_Integer llManageEstateAccess(int action, string avatar)

+        {

+            m_host.AddScriptLPS(1);

+            EstateSettings estate = World.RegionInfo.EstateSettings;

+            bool isAccount = false;

+            bool isGroup = false;

+

+            if (!estate.IsEstateOwner(m_host.OwnerID) || !estate.IsEstateManagerOrOwner(m_host.OwnerID))

+                return 0;

+

+            UUID id = new UUID();

+            if (!UUID.TryParse(avatar, out id))

+                return 0;

+

+            UserAccount account = World.UserAccountService.GetUserAccount(World.RegionInfo.ScopeID, id);

+            isAccount = account != null ? true : false;

+            if (!isAccount)

+            {

+                IGroupsModule groups = World.RequestModuleInterface<IGroupsModule>();

+                if (groups != null)

+                {

+                    GroupRecord group = groups.GetGroupRecord(id);

+                    isGroup = group != null ? true : false;

+                    if (!isGroup)

+                        return 0;

+                }

+                else

+                    return 0;

+            }

+

+            switch (action)

+            {

+                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_AGENT_ADD:

+                    if (!isAccount) return 0;

+                    if (estate.HasAccess(id)) return 1;

+                    if (estate.IsBanned(id))

+                        estate.RemoveBan(id);

+                    estate.AddEstateUser(id);

+                    break;

+                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_AGENT_REMOVE:

+                    if (!isAccount || !estate.HasAccess(id)) return 0;

+                    estate.RemoveEstateUser(id);

+                    break;

+                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_GROUP_ADD:

+                    if (!isGroup) return 0;

+                    if (estate.GroupAccess(id)) return 1;

+                    estate.AddEstateGroup(id);

+                    break;

+                case ScriptBaseClass.ESTATE_ACCESS_ALLOWED_GROUP_REMOVE:

+                    if (!isGroup || !estate.GroupAccess(id)) return 0;

+                    estate.RemoveEstateGroup(id);

+                    break;

+                case ScriptBaseClass.ESTATE_ACCESS_BANNED_AGENT_ADD:

+                    if (!isAccount) return 0;

+                    if (estate.IsBanned(id)) return 1;

+                    EstateBan ban = new EstateBan();

+                    ban.EstateID = estate.EstateID;

+                    ban.BannedUserID = id;

+                    estate.AddBan(ban);

+                    break;

+                case ScriptBaseClass.ESTATE_ACCESS_BANNED_AGENT_REMOVE:

+                    if (!isAccount || !estate.IsBanned(id)) return 0;

+                    estate.RemoveBan(id);

+                    break;

+                default: return 0;

+            }

+            return 1;

+        }

+

+        public LSL_Integer llGetMemoryLimit()

+        {

+            m_host.AddScriptLPS(1);

+            // The value returned for Mono scripts in SL

+            return 65536;

+        }

+

+        public LSL_Integer llSetMemoryLimit(LSL_Integer limit)

+        {

+            m_host.AddScriptLPS(1);

+            // Treat as an LSO script

+            return ScriptBaseClass.FALSE;

+        }

+

+        public LSL_Integer llGetSPMaxMemory()

+        {

+            m_host.AddScriptLPS(1);

+            // The value returned for Mono scripts in SL

+            return 65536;

+        }

+

+        public virtual LSL_Integer llGetUsedMemory()

+        {

+            m_host.AddScriptLPS(1);

+            // The value returned for Mono scripts in SL

+            return 65536;

+        }

+

+        public void llScriptProfiler(LSL_Integer flags)

+        {

+            m_host.AddScriptLPS(1);

+            // This does nothing for LSO scripts in SL

+        }

+

+        #region Not Implemented

+        //

+        // Listing the unimplemented lsl functions here, please move

+        // them from this region as they are completed

+        //

+

+        public void llSetSoundQueueing(int queue)

+        {

+            m_host.AddScriptLPS(1);

+

+            if (m_SoundModule != null)

+                m_SoundModule.SetSoundQueueing(m_host.UUID, queue == ScriptBaseClass.TRUE.value);

+        }

+

+        public void llCollisionSprite(string impact_sprite)

+        {

+            m_host.AddScriptLPS(1);

+            NotImplemented("llCollisionSprite");

+        }

+

+        public void llGodLikeRezObject(string inventory, LSL_Vector pos)

+        {

+            m_host.AddScriptLPS(1);

+            NotImplemented("llGodLikeRezObject");

+        }

+

+        public LSL_String llTransferLindenDollars(string destination, int amount)

+        {

+            UUID txn = UUID.Random();

+

+            Util.FireAndForget(delegate(object x)

+            {

+                int replycode = 0;

+                string replydata = destination + "," + amount.ToString();

+

+                try

+                {

+                    TaskInventoryItem item = m_item;

+                    if (item == null)

+                    {

+                        replydata = "SERVICE_ERROR";

+                        return;

+                    }

+

+                    m_host.AddScriptLPS(1);

+

+                    if (item.PermsGranter == UUID.Zero)

+                    {

+                        replydata = "MISSING_PERMISSION_DEBIT";

+                        return;

+                    }

+

+                    if ((item.PermsMask & ScriptBaseClass.PERMISSION_DEBIT) == 0)

+                    {

+                        replydata = "MISSING_PERMISSION_DEBIT";

+                        return;

+                    }

+

+                    UUID toID = new UUID();

+

+                    if (!UUID.TryParse(destination, out toID))

+                    {

+                        replydata = "INVALID_AGENT";

+                        return;

+                    }

+

+                    IMoneyModule money = World.RequestModuleInterface<IMoneyModule>();

+

+                    if (money == null)

+                    {

+                        replydata = "TRANSFERS_DISABLED";

+                        return;

+                    }

+

+                    bool result = money.ObjectGiveMoney(

+                        m_host.ParentGroup.RootPart.UUID, m_host.ParentGroup.RootPart.OwnerID, toID, amount);

+

+                    if (result)

+                    {

+                        replycode = 1;

+                        return;

+                    }

+

+                    replydata = "LINDENDOLLAR_INSUFFICIENTFUNDS";

+                }

+                finally

+                {

+                    m_ScriptEngine.PostScriptEvent(m_item.ItemID, new EventParams(

+                            "transaction_result", new Object[] {

+                            new LSL_String(txn.ToString()),

+                            new LSL_Integer(replycode),

+                            new LSL_String(replydata) },

+                            new DetectParams[0]));

+                }

+            }, null, "LSL_Api.llTransferLindenDollars");

+

+            return txn.ToString();

+        }

+

+        #endregion

+    }

+

+    public class NotecardCache

+    {

+        protected class Notecard

+        {

+            public string[] text;

+            public DateTime lastRef;

+        }

+

+        private static Dictionary<UUID, Notecard> m_Notecards =

+            new Dictionary<UUID, Notecard>();

+

+        public static void Cache(UUID assetID, byte[] text)

+        {

+            CheckCache();

+

+            lock (m_Notecards)

+            {

+                if (m_Notecards.ContainsKey(assetID))

+                    return;

+

+                Notecard nc = new Notecard();

+                nc.lastRef = DateTime.Now;

+                try

+                {

+                    nc.text = SLUtil.ParseNotecardToArray(text);

+                }

+                catch(SLUtil.NotANotecardFormatException)

+                {

+                    nc.text = new string[0];

+                }

+                m_Notecards[assetID] = nc;

+            }

+        }

+

+        public static bool IsCached(UUID assetID)

+        {

+            lock (m_Notecards)

+            {

+                return m_Notecards.ContainsKey(assetID);

+            }

+        }

+

+        public static int GetLines(UUID assetID)

+        {

+            if (!IsCached(assetID))

+                return -1;

+

+            lock (m_Notecards)

+            {

+                m_Notecards[assetID].lastRef = DateTime.Now;

+                return m_Notecards[assetID].text.Length;

+            }

+        }

+

+        /// <summary>

+        /// Get a notecard line.

+        /// </summary>

+        /// <param name="assetID"></param>

+        /// <param name="lineNumber">Lines start at index 0</param>

+        /// <returns></returns>

+        public static string GetLine(UUID assetID, int lineNumber)

+        {

+            if (lineNumber < 0)

+                return "";

+

+            string data;

+

+            if (!IsCached(assetID))

+                return "";

+

+            lock (m_Notecards)

+            {

+                m_Notecards[assetID].lastRef = DateTime.Now;

+

+                if (lineNumber >= m_Notecards[assetID].text.Length)

+                    return "\n\n\n";

+

+                data = m_Notecards[assetID].text[lineNumber];

+

+                return data;

+            }

+        }

+

+        /// <summary>

+        /// Get a notecard line.

+        /// </summary>

+        /// <param name="assetID"></param>

+        /// <param name="lineNumber">Lines start at index 0</param>

+        /// <param name="maxLength">

+        /// Maximum length of the returned line.

+        /// </param>

+        /// <returns>

+        /// If the line length is longer than <paramref name="maxLength"/>,

+        /// the return string will be truncated.

+        /// </returns>

+        public static string GetLine(UUID assetID, int lineNumber, int maxLength)

+        {

+            string line = GetLine(assetID, lineNumber);

+

+            if (line.Length > maxLength)

+                line = line.Substring(0, maxLength);

+

+            return line;

+        }

+

+        public static void CheckCache()

+        {

+            lock (m_Notecards)

+            {

+                foreach (UUID key in new List<UUID>(m_Notecards.Keys))

+                {

+                    Notecard nc = m_Notecards[key];

+                    if (nc.lastRef.AddSeconds(30) < DateTime.Now)

+                        m_Notecards.Remove(key);

+                }

+            }

+        }

+    }

+}