Merge git://github.com/opensim/opensim into mantis5110

14 files changed, 158 insertions, 84 deletions

diff --git a/OpenSim/Region/Application/OpenSim.cs b/OpenSim/Region/Application/OpenSim.cs
index 7a0142f..f80cb34 100644
--- a/OpenSim/Region/Application/OpenSim.cs
+++ b/OpenSim/Region/Application/OpenSim.cs
@@ -264,9 +264,10 @@ namespace OpenSim
                                           LoadOar);
 
             m_console.Commands.AddCommand("region", false, "save oar",
-                                          "save oar [<OAR path>]",
+                                          "save oar [-v|version=N] [<OAR path>]",
                                           "Save a region's data to an OAR archive.",
-                                          "The OAR path must be a filesystem path."
+                                          "-v|version=N generates scene objects as per older versions of the serialization (e.g. -v=0)" + Environment.NewLine
+                                          + "The OAR path must be a filesystem path."
                                           + "  If this is not given then the oar is saved to region.oar in the current directory.",
                                           SaveOar);
 
diff --git a/OpenSim/Region/CoreModules/LightShare/LightShareModule.cs b/OpenSim/Region/CoreModules/LightShare/LightShareModule.cs
index 412dbb6..88f392d 100644
--- a/OpenSim/Region/CoreModules/LightShare/LightShareModule.cs
+++ b/OpenSim/Region/CoreModules/LightShare/LightShareModule.cs
@@ -194,7 +194,8 @@ namespace OpenSim.Region.CoreModules.World.LightShare
         }
         private void EventManager_OnSaveNewWindlightProfile()
         {
-            m_scene.ForEachScenePresence(SendProfileToClient);
+            if (m_scene.RegionInfo.WindlightSettings.valid)
+                m_scene.ForEachScenePresence(SendProfileToClient);
         }
 
         public void PostInitialise()
diff --git a/OpenSim/Region/CoreModules/Scripting/LoadImageURL/LoadImageURLModule.cs b/OpenSim/Region/CoreModules/Scripting/LoadImageURL/LoadImageURLModule.cs
index c23cea5..ed3e516 100644
--- a/OpenSim/Region/CoreModules/Scripting/LoadImageURL/LoadImageURLModule.cs
+++ b/OpenSim/Region/CoreModules/Scripting/LoadImageURL/LoadImageURLModule.cs
@@ -176,44 +176,44 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
                     stream = response.GetResponseStream();
                     if (stream != null)
                     {
-                        Bitmap image = new Bitmap(stream);
-                        Size newsize;
-
-                        // TODO: make this a bit less hard coded
-                        if ((image.Height < 64) && (image.Width < 64))
-                        {
-                            newsize = new Size(32, 32);
-                        }
-                        else if ((image.Height < 128) && (image.Width < 128))
-                        {
-                            newsize = new Size(64, 64);
-                        }
-                        else if ((image.Height < 256) && (image.Width < 256))
-                        {
-                            newsize = new Size(128, 128);
-                        }
-                        else if ((image.Height < 512 && image.Width < 512))
-                        {
-                            newsize = new Size(256, 256);
-                        }
-                        else if ((image.Height < 1024 && image.Width < 1024))
-                        {
-                            newsize = new Size(512, 512);
-                        }
-                        else
-                        {
-                            newsize = new Size(1024, 1024);
-                        }
-
-                        Bitmap resize = new Bitmap(image, newsize);
-                        
                         try
                         {
+                            Bitmap image = new Bitmap(stream);
+                            Size newsize;
+
+                            // TODO: make this a bit less hard coded
+                            if ((image.Height < 64) && (image.Width < 64))
+                            {
+                                newsize = new Size(32, 32);
+                            }
+                            else if ((image.Height < 128) && (image.Width < 128))
+                            {
+                                newsize = new Size(64, 64);
+                            }
+                            else if ((image.Height < 256) && (image.Width < 256))
+                            {
+                                newsize = new Size(128, 128);
+                            }
+                            else if ((image.Height < 512 && image.Width < 512))
+                            {
+                                newsize = new Size(256, 256);
+                            }
+                            else if ((image.Height < 1024 && image.Width < 1024))
+                            {
+                                newsize = new Size(512, 512);
+                            }
+                            else
+                            {
+                                newsize = new Size(1024, 1024);
+                            }
+
+                            Bitmap resize = new Bitmap(image, newsize);
+
                             imageJ2000 = OpenJPEG.EncodeFromImage(resize, true);
                         } 
                         catch (Exception)
                         {
-                            m_log.Error("[LOADIMAGEURLMODULE]: OpenJpeg Encode Failed.  Empty byte data returned!");
+                            m_log.Error("[LOADIMAGEURLMODULE]: OpenJpeg Conversion Failed.  Empty byte data returned!");
                         }
                     }
                     else
diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs
index c062833..f8a599a 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestExecution.cs
@@ -137,16 +137,13 @@ namespace OpenSim.Region.CoreModules.World.Archiver
 
             m_log.InfoFormat("[ARCHIVER]: Added terrain information to archive.");
 
-            Dictionary<string, object> serializationOptions = new Dictionary<string, object>();
-//            if (m_options.ContainsKey("version") && (string)m_options["version"] == "0")
-//                serializationOptions["old-guids"] = true;
-            
+           
             // Write out scene object metadata
             foreach (SceneObjectGroup sceneObject in m_sceneObjects)
             {
                 //m_log.DebugFormat("[ARCHIVER]: Saving {0} {1}, {2}", entity.Name, entity.UUID, entity.GetType());
 
-                string serializedObject = m_serialiser.SerializeGroupToXml2(sceneObject, serializationOptions);
+                string serializedObject = m_serialiser.SerializeGroupToXml2(sceneObject, m_options);
                 m_archiveWriter.WriteFile(ArchiveHelpers.CreateObjectPath(sceneObject), serializedObject);
             }
 
diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestPreparation.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestPreparation.cs
index 3182079..0567a82 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestPreparation.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequestPreparation.cs
@@ -187,20 +187,17 @@ namespace OpenSim.Region.CoreModules.World.Archiver
         /// <returns></returns>
         public static string Create0p2ControlFile(Dictionary<string, object> options)
         {
-            int majorVersion = 0, minorVersion = 4;
-            
-            /*
-            if (options.ContainsKey("version") && (string)options["version"] == "0")
-            {
-                majorVersion = 0;
-                minorVersion = 3;
-            }
-            else
+            int majorVersion = 0, minorVersion = 5;
+
+            if (options.ContainsKey("version"))
             {
-                majorVersion = 1;
                 minorVersion = 0;
+                string[] parts = options["version"].ToString().Split('.');
+                if (parts.Length >= 1)
+                    majorVersion = Int32.Parse(parts[0]);
+                if (parts.Length >= 2)
+                    minorVersion = Int32.Parse(parts[1]);
             }
-            */
             
             m_log.InfoFormat("[ARCHIVER]: Creating version {0}.{1} OAR", majorVersion, minorVersion);
 //            if (majorVersion == 1)
diff --git a/OpenSim/Region/CoreModules/World/Sound/SoundModule.cs b/OpenSim/Region/CoreModules/World/Sound/SoundModule.cs
index a52fea4..8df645d 100644
--- a/OpenSim/Region/CoreModules/World/Sound/SoundModule.cs
+++ b/OpenSim/Region/CoreModules/World/Sound/SoundModule.cs
@@ -31,12 +31,14 @@ using OpenMetaverse;
 using OpenSim.Framework;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
+using System.Reflection;
+using log4net;
 
 namespace OpenSim.Region.CoreModules.World.Sound
 {
     public class SoundModule : IRegionModule, ISoundModule
     {
-        //private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
         
         protected Scene m_scene;
         
@@ -62,6 +64,12 @@ namespace OpenSim.Region.CoreModules.World.Sound
         public virtual void PlayAttachedSound(
             UUID soundID, UUID ownerID, UUID objectID, double gain, Vector3 position, byte flags, float radius)
         {
+            SceneObjectPart part = m_scene.GetSceneObjectPart(objectID);
+            if (part == null)
+                return;
+
+            SceneObjectGroup grp = part.ParentGroup;
+
             m_scene.ForEachScenePresence(delegate(ScenePresence sp)
             {
                 if (sp.IsChildAgent)
@@ -71,12 +79,25 @@ namespace OpenSim.Region.CoreModules.World.Sound
                 if (dis > 100.0) // Max audio distance
                     return;
 
+                if (grp.IsAttachment)
+                {
+                    if (grp.GetAttachmentPoint() > 30) // HUD
+                    {
+                        if (sp.ControllingClient.AgentId != grp.OwnerID)
+                            return;
+                    }
+
+                    if (sp.ControllingClient.AgentId == grp.OwnerID)
+                        dis = 0;
+                }
+
                 // Scale by distance
                 if (radius == 0)
                     gain = (float)((double)gain * ((100.0 - dis) / 100.0));
                 else
                     gain = (float)((double)gain * ((radius - dis) / radius));
 
+                m_log.DebugFormat("Play sound, gain {0}", gain);
                 sp.ControllingClient.SendPlayAttachedSound(soundID, objectID, ownerID, (float)gain, flags);
             });
         }
@@ -84,6 +105,18 @@ namespace OpenSim.Region.CoreModules.World.Sound
         public virtual void TriggerSound(
             UUID soundId, UUID ownerID, UUID objectID, UUID parentID, double gain, Vector3 position, UInt64 handle, float radius)
         {
+            SceneObjectPart part = m_scene.GetSceneObjectPart(objectID);
+            if (part == null)
+                return;
+
+            SceneObjectGroup grp = part.ParentGroup;
+
+            if (grp.IsAttachment && grp.GetAttachmentPoint() > 30)
+            {
+                objectID = ownerID;
+                parentID = ownerID;
+            }
+
             m_scene.ForEachScenePresence(delegate(ScenePresence sp)
             {
                 if (sp.IsChildAgent)
diff --git a/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs b/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs
index edaa07c..5295a72 100644
--- a/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs
@@ -94,5 +94,6 @@ namespace OpenSim.Region.Framework.Interfaces
         RegionSettings LoadRegionSettings(UUID regionUUID);
         RegionLightShareData LoadRegionWindlightSettings(UUID regionUUID);
         void StoreRegionWindlightSettings(RegionLightShareData wl);
+        void RemoveRegionWindlightSettings(UUID regionID);
     }
 }
diff --git a/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs b/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs
index 0a4d531..615f377 100644
--- a/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs
@@ -105,6 +105,7 @@ namespace OpenSim.Region.Framework.Interfaces
         RegionSettings LoadRegionSettings(UUID regionUUID);
         RegionLightShareData LoadRegionWindlightSettings(UUID regionUUID);
         void StoreRegionWindlightSettings(RegionLightShareData wl);
+        void RemoveRegionWindlightSettings(UUID regionID);
 
         void Shutdown();
     }
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 7a6449d..f164201 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -3100,6 +3100,7 @@ namespace OpenSim.Region.Framework.Scenes
             UUID ownerID = _ownerID;
             UUID objectID = ParentGroup.RootPart.UUID;
             UUID parentID = GetRootPartUUID();
+
             UUID soundID = UUID.Zero;
             Vector3 position = AbsolutePosition; // region local
             ulong regionHandle = m_parentGroup.Scene.RegionInfo.RegionHandle;
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 0390414..fe9dc56 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -171,9 +171,6 @@ namespace OpenSim.Region.Framework.Scenes
 
         private float m_health = 100f;
 
-        // Default AV Height
-        private float m_avHeight = 127.0f;
-
         protected RegionInfo m_regionInfo;
         protected ulong crossingFromRegion;
 
@@ -841,9 +838,10 @@ namespace OpenSim.Region.Framework.Scenes
             }
 
             float localAVHeight = 1.56f;
-            if (m_avHeight != 127.0f)
+            if (m_appearance != null)
             {
-                localAVHeight = m_avHeight;
+                if (m_appearance.AvatarHeight > 0)
+                    localAVHeight = m_appearance.AvatarHeight;
             }
 
             float posZLimit = 0;
@@ -872,6 +870,12 @@ namespace OpenSim.Region.Framework.Scenes
             
             AddToPhysicalScene(isFlying);
 
+            if (m_appearance != null)
+            {
+                if (m_appearance.AvatarHeight > 0)
+                    SetHeight(m_appearance.AvatarHeight);
+            }
+
             if (m_forceFly)
             {
                 m_physicsActor.Flying = true;
@@ -1060,10 +1064,9 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void SetHeight(float height)
         {
-            m_avHeight = height;
             if (PhysicsActor != null && !IsChildAgent)
             {
-                Vector3 SetSize = new Vector3(0.45f, 0.6f, m_avHeight);
+                Vector3 SetSize = new Vector3(0.45f, 0.6f, height);
                 PhysicsActor.Size = SetSize;
             }
         }
@@ -1687,9 +1690,10 @@ namespace OpenSim.Region.Framework.Scenes
                 m_parentID = 0;
                 SendFullUpdateToAllClients();
                 m_requestedSitTargetID = 0;
-                if ((m_physicsActor != null) && (m_avHeight > 0))
+                if (m_physicsActor != null && m_appearance != null)
                 {
-                    SetHeight(m_avHeight);
+                    if (m_appearance.AvatarHeight > 0)
+                        SetHeight(m_appearance.AvatarHeight);
                 }
             }
 
@@ -2391,11 +2395,14 @@ namespace OpenSim.Region.Framework.Scenes
             if (m_appearance.Texture == null)
                 return;
 
-            if (LocalId == remoteAvatar.LocalId)
-            {
-                m_log.WarnFormat("[SCENEPRESENCE]: An agent is attempting to send avatar data to itself; {0}", UUID);
-                return;
-            }
+// MT: This is needed for sit. It's legal to send it to oneself, and the name
+//     of the method is a misnomer
+//
+//            if (LocalId == remoteAvatar.LocalId)
+//            {
+//                m_log.WarnFormat("[SCENEPRESENCE]: An agent is attempting to send avatar data to itself; {0}", UUID);
+//                return;
+//            }
 
             if (IsChildAgent)
             {
@@ -2576,7 +2583,7 @@ namespace OpenSim.Region.Framework.Scenes
                 cadu.ActiveGroupID = UUID.Zero.Guid;
                 cadu.AgentID = UUID.Guid;
                 cadu.alwaysrun = m_setAlwaysRun;
-                cadu.AVHeight = m_avHeight;
+                cadu.AVHeight = m_appearance.AvatarHeight;
                 Vector3 tempCameraCenter = m_CameraCenter;
                 cadu.cameraPosition = tempCameraCenter;
                 cadu.drawdistance = m_DrawDistance;
@@ -2912,7 +2919,6 @@ namespace OpenSim.Region.Framework.Scenes
 
             m_CameraCenter = cAgentData.Center + offset;
 
-            m_avHeight = cAgentData.Size.Z;
             //SetHeight(cAgentData.AVHeight);
 
             if ((cAgentData.Throttles != null) && cAgentData.Throttles.Length > 0)
@@ -2937,8 +2943,6 @@ namespace OpenSim.Region.Framework.Scenes
             cAgent.Position = AbsolutePosition;
             cAgent.Velocity = m_velocity;
             cAgent.Center = m_CameraCenter;
-            // Don't copy the size; it is inferred from apearance parameters
-            //cAgent.Size = new Vector3(0, 0, m_avHeight);
             cAgent.AtAxis = m_CameraAtAxis;
             cAgent.LeftAxis = m_CameraLeftAxis;
             cAgent.UpAxis = m_CameraUpAxis;
@@ -3056,7 +3060,6 @@ namespace OpenSim.Region.Framework.Scenes
             m_pos = cAgent.Position;
             m_velocity = cAgent.Velocity;
             m_CameraCenter = cAgent.Center;
-            //m_avHeight = cAgent.Size.Z;
             m_CameraAtAxis = cAgent.AtAxis;
             m_CameraLeftAxis = cAgent.LeftAxis;
             m_CameraUpAxis = cAgent.UpAxis;
@@ -3075,6 +3078,12 @@ namespace OpenSim.Region.Framework.Scenes
             m_setAlwaysRun = cAgent.AlwaysRun;
 
             m_appearance = new AvatarAppearance(cAgent.Appearance);
+            if (m_physicsActor != null)
+            {
+                bool isFlying = m_physicsActor.Flying;
+                RemoveFromPhysicalScene();
+                AddToPhysicalScene(isFlying);
+            }
             
 /*
             uint i = 0;
@@ -3184,21 +3193,17 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void AddToPhysicalScene(bool isFlying)
         {
+            if (m_appearance.AvatarHeight == 0)
+                m_appearance.SetHeight();
+
             PhysicsScene scene = m_scene.PhysicsScene;
 
             Vector3 pVec = AbsolutePosition;
 
             // Old bug where the height was in centimeters instead of meters
-            if (m_avHeight == 127.0f)
-            {
-                m_physicsActor = scene.AddAvatar(Firstname + "." + Lastname, pVec, new Vector3(0f, 0f, 1.56f),
-                                                 isFlying);
-            }
-            else
-            {
-                m_physicsActor = scene.AddAvatar(Firstname + "." + Lastname, pVec,
-                                                 new Vector3(0f, 0f, m_avHeight), isFlying);
-            }
+            m_physicsActor = scene.AddAvatar(Firstname + "." + Lastname, pVec,
+                                                 new Vector3(0f, 0f, m_appearance.AvatarHeight), isFlying);
+
             scene.AddPhysicsActorTaint(m_physicsActor);
             //m_physicsActor.OnRequestTerseUpdate += SendTerseUpdateToAllClients;
             m_physicsActor.OnCollisionUpdate += PhysicsCollisionUpdate;
diff --git a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
index e661ca9..7f37878 100644
--- a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
+++ b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
@@ -1135,7 +1135,7 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             writer.WriteElementString("GroupMask", sop.GroupMask.ToString());
             writer.WriteElementString("EveryoneMask", sop.EveryoneMask.ToString());
             writer.WriteElementString("NextOwnerMask", sop.NextOwnerMask.ToString());
-            writer.WriteElementString("Flags", sop.Flags.ToString());
+            WriteFlags(writer, "Flags", sop.Flags.ToString(), options);
             WriteUUID(writer, "CollisionSound", sop.CollisionSound, options);
             writer.WriteElementString("CollisionSoundVolume", sop.CollisionSoundVolume.ToString());
             if (sop.MediaUrl != null)
@@ -1188,6 +1188,20 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
 
         }
 
+        static void WriteFlags(XmlTextWriter writer, string name, string flagsStr, Dictionary<string, object> options)
+        {
+            // Older versions of serialization can't cope with commas
+            if (options.ContainsKey("version")) 
+            {
+                float version = 0.5F;
+                float.TryParse(options["version"].ToString(), out version);
+                if (version < 0.5)
+                    flagsStr = flagsStr.Replace(",", "");
+            }
+
+            writer.WriteElementString(name, flagsStr);
+        }
+
         static void WriteTaskInventory(XmlTextWriter writer, TaskInventoryDictionary tinv, Dictionary<string, object> options)
         {
             if (tinv.Count > 0) // otherwise skip this
@@ -1275,8 +1289,8 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
                 writer.WriteElementString("ProfileHollow", shp.ProfileHollow.ToString());
                 writer.WriteElementString("State", shp.State.ToString());
 
-                writer.WriteElementString("ProfileShape", shp.ProfileShape.ToString());
-                writer.WriteElementString("HollowShape", shp.HollowShape.ToString());
+                WriteFlags(writer, "ProfileShape", shp.ProfileShape.ToString(), options);
+                WriteFlags(writer, "HollowShape", shp.HollowShape.ToString(), options);
 
                 WriteUUID(writer, "SculptTexture", shp.SculptTexture, options);
                 writer.WriteElementString("SculptType", shp.SculptType.ToString());
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs
index 665b39f..645566e 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs
@@ -455,6 +455,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             if (LightShareModule.EnableWindlight)
             {
                 RegionLightShareData wl = getWindlightProfileFromRules(rules);
+                wl.valid = true;
                 m_host.ParentGroup.Scene.StoreWindlightProfile(wl);
                 success = 1;
             }
@@ -465,6 +466,23 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
             return success;
         }
+        public void lsClearWindlightScene()
+        {
+            if (!m_LSFunctionsEnabled)
+            {
+                LSShoutError("LightShare functions are not enabled.");
+                return;
+            }
+            if (!World.RegionInfo.EstateSettings.IsEstateManager(m_host.OwnerID) && World.GetScenePresence(m_host.OwnerID).GodLevel < 200)
+            {
+                LSShoutError("lsSetWindlightScene can only be used by estate managers or owners.");
+                return;
+            }
+
+            m_host.ParentGroup.Scene.RegionInfo.WindlightSettings.valid = false;
+            if (m_host.ParentGroup.Scene.SimulationDataService != null)
+                m_host.ParentGroup.Scene.SimulationDataService.RemoveRegionWindlightSettings(m_host.ParentGroup.Scene.RegionInfo.RegionID);
+        }
         /// <summary>
         /// Set the current Windlight scene to a target avatar
         /// </summary>
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs
index 9aa437b..f2df094 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs
@@ -44,5 +44,6 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_List lsGetWindlightScene(LSL_List rules);
         int lsSetWindlightScene(LSL_List rules);
         int lsSetWindlightSceneTargeted(LSL_List rules, key target);
+        void lsClearWindlightScene();
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs
index f8dbe03..143b497 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs
@@ -72,5 +72,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             return m_LS_Functions.lsSetWindlightSceneTargeted(rules, target);
         }
+        public void lsClearWindlightScene()
+        {
+            m_LS_Functions.lsClearWindlightScene();
+        }
     }
 }