/* * 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 OpenSim 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.Generic; using OpenMetaverse; using Nini.Config; using OpenSim.Framework; using OpenSim.Region.Environment.Interfaces; using OpenSim.Region.Environment.Scenes; namespace OpenSim.Region.Environment.Modules { public class WindModule : IRegionModule { private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); private int m_frame = 0; private int m_frame_mod = 150; private Random rndnums = new Random(System.Environment.TickCount); private Scene m_scene = null; private bool ready = false; private float[] windarr = new float[256*256]; private Dictionary m_rootAgents = new Dictionary(); // Current time in elpased seconds since Jan 1st 1970 public void Initialise(Scene scene, IConfigSource config) { m_log.Debug("[WIND] Initializing"); m_scene = scene; m_frame = 0; // Align ticks with Second Life // Just in case they don't have the stanzas try { } catch (Exception e) { m_log.Debug("[WIND] Configuration access failed, using defaults. Reason: " + e.Message); } scene.EventManager.OnFrame += WindUpdate; scene.EventManager.OnMakeChildAgent += MakeChildAgent; scene.EventManager.OnAvatarEnteringNewParcel += AvatarEnteringParcel; scene.EventManager.OnClientClosed += ClientLoggedOut; GenWindPos(); ready = true; } public void PostInitialise() { } public void Close() { ready = false; // Remove our hooks m_scene.EventManager.OnFrame -= WindUpdate; // m_scene.EventManager.OnNewClient -= SunToClient; m_scene.EventManager.OnMakeChildAgent -= MakeChildAgent; m_scene.EventManager.OnAvatarEnteringNewParcel -= AvatarEnteringParcel; m_scene.EventManager.OnClientClosed -= ClientLoggedOut; } public string Name { get { return "WindModule"; } } public bool IsSharedModule { get { return false; } } public void WindToClient(IClientAPI client) { if (ready) { //if (!sunFixed) //GenWindPos(); // Generate shared values once client.SendWindData(windarr); m_log.Debug("[WIND] Initial update for new client"); } } public void WindUpdate() { if (((m_frame++ % m_frame_mod) != 0) || !ready) { return; } //m_log.Debug("[WIND]:Regenerating..."); GenWindPos(); // Generate shared values once int spotxp = 0; int spotyp = 0; int spotxm = 0; int spotym = 0; List avatars = m_scene.GetAvatars(); foreach (ScenePresence avatar in avatars) { if (!avatar.IsChildAgent) { avatar.ControllingClient.SendWindData( 0, 0,0,1, windarr); } } // set estate settings for region access to sun position //m_scene.RegionInfo.RegionSettings.SunVector = Position; //m_scene.RegionInfo.EstateSettings.sunHour = GetLindenEstateHourFromCurrentTime(); } public void ForceWindUpdateToAllClients() { GenWindPos(); // Generate shared values once List avatars = m_scene.GetAvatars(); foreach (ScenePresence avatar in avatars) { if (!avatar.IsChildAgent) avatar.ControllingClient.SendWindData(windarr); } // set estate settings for region access to sun position //m_scene.RegionInfo.RegionSettings.SunVector = Position; //m_scene.RegionInfo.RegionSettings.SunPosition = GetLindenEstateHourFromCurrentTime(); } /// /// Calculate the sun's orbital position and its velocity. /// private void GenWindPos() { //windarr = new float[256*256]; Array.Clear(windarr, 0, 256 * 256); //float i = 0f; //float i2 = 2f; for (int x = 0; x < 16; x++) { for (int y = 0; y < 16; y++) { windarr[x * 256 + y] = (float)(rndnums.NextDouble() * 2d - 1d); } } for (int x = 16; x < 32; x++) { for (int y = 0; y < 16; y++) { windarr[x * 256 + y] = (float)(rndnums.NextDouble() * 2d - 1d); } } // m_log.Debug("[SUN] Velocity("+Velocity.X+","+Velocity.Y+","+Velocity.Z+")"); } private void ClientLoggedOut(UUID AgentId) { lock (m_rootAgents) { if (m_rootAgents.ContainsKey(AgentId)) { m_rootAgents.Remove(AgentId); m_log.Info("[WIND]: Removing " + AgentId + ". Agent logged out."); } } } private void AvatarEnteringParcel(ScenePresence avatar, int localLandID, UUID regionID) { lock (m_rootAgents) { if (m_rootAgents.ContainsKey(avatar.UUID)) { m_rootAgents[avatar.UUID] = avatar.RegionHandle; } else { m_rootAgents.Add(avatar.UUID, avatar.RegionHandle); WindToClient(avatar.ControllingClient); } } //m_log.Info("[FRIEND]: " + avatar.Name + " status:" + (!avatar.IsChildAgent).ToString()); } private void MakeChildAgent(ScenePresence avatar) { lock (m_rootAgents) { if (m_rootAgents.ContainsKey(avatar.UUID)) { if (m_rootAgents[avatar.UUID] == avatar.RegionHandle) { m_rootAgents.Remove(avatar.UUID); } } } } } }