documentation (OnNewPresence)

Place FloatsamCache in the same namespace as our other core asset caches

.gitignore

@@ -66,6 +66,7 @@ Examples/*.dll
 OpenSim.build
 OpenSim.sln
 OpenSim.suo
+OpenSim.userprefs
 Prebuild/Prebuild.build
 Prebuild/Prebuild.sln
 TestResult.xml

BUILDING.md

@@ -1,6 +1,4 @@
-==== Building OpenSim ====
-
-=== Building on Windows ===
+# Building on Windows
 
 Steps:
  * runprebuild.bat
@@ -9,16 +7,15 @@ Steps:
  * copy OpenSim.ini.example to OpenSim.ini and other appropriate files in bin/config-include
  * run OpenSim.exe
 
-=== Building on Linux ===
+# Building on Linux
 
 Prereqs:
- * Mono >= 2.4.3
- * Nant >= 0.85
- * On some Linux distributions you may need to install additional packages.  
-    See http://opensimulator.org/wiki/Dependencies for more information.
-
- * May also use xbuild (included in mono distributions)
- * May use Monodevelop, a cross-platform IDE 
+*	Mono >= 2.4.3
+*	Nant >= 0.85
+*	On some Linux distributions you may need to install additional packages.
+	See http://opensimulator.org/wiki/Dependencies for more information.
+*	May also use xbuild (included in mono distributions)
+*	May use Monodevelop, a cross-platform IDE
 
 From the distribution type:
  * ./runprebuild.sh
@@ -27,13 +24,13 @@ From the distribution type:
  * copy OpenSim.ini.example to OpenSim.ini and other appropriate files in bin/config-include
  * run mono OpenSim.exe
 
-=== Using Monodevelop ===
+# Using Monodevelop
 
 From the distribution type:
  * ./runprebuild.sh
  * type monodevelop OpenSim.sln
 
-=== References ===
+# References
  
 Helpful resources:
 * http://opensimulator.org/wiki/Build_Instructions

OpenSim/Capabilities/Handlers/GetTexture/GetTextureHandler.cs

@@ -163,7 +163,7 @@ namespace OpenSim.Capabilities.Handlers
 
                 if (texture == null)
                 {
-                    //m_log.DebugFormat("[GETTEXTURE]: texture was not in the cache");
+//                    m_log.DebugFormat("[GETTEXTURE]: texture was not in the cache");
 
                     // Fetch locally or remotely. Misses return a 404
                     texture = m_assetService.Get(textureID.ToString());
@@ -197,7 +197,7 @@ namespace OpenSim.Capabilities.Handlers
                }
                else // it was on the cache
                {
-                   //m_log.DebugFormat("[GETTEXTURE]: texture was in the cache");
+//                   m_log.DebugFormat("[GETTEXTURE]: texture was in the cache");
                    WriteTextureData(httpRequest, httpResponse, texture, format);
                    return true;
                }
@@ -219,12 +219,30 @@ namespace OpenSim.Capabilities.Handlers
                 int start, end;
                 if (TryParseRange(range, out start, out end))
                 {
-
                     // Before clamping start make sure we can satisfy it in order to avoid
                     // sending back the last byte instead of an error status
                     if (start >= texture.Data.Length)
                     {
-                        response.StatusCode = (int)System.Net.HttpStatusCode.RequestedRangeNotSatisfiable;
+                        m_log.DebugFormat(
+                            "[GETTEXTURE]: Client requested range for texture {0} starting at {1} but texture has end of {2}",
+                            texture.ID, start, texture.Data.Length);
+
+                        // Stricly speaking, as per http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html, we should be sending back
+                        // Requested Range Not Satisfiable (416) here.  However, it appears that at least recent implementations
+                        // of the Linden Lab viewer (3.2.1 and 3.3.4 and probably earlier), a viewer that has previously
+                        // received a very small texture  may attempt to fetch bytes from the server past the
+                        // range of data that it received originally.  Whether this happens appears to depend on whether
+                        // the viewer's estimation of how large a request it needs to make for certain discard levels
+                        // (http://wiki.secondlife.com/wiki/Image_System#Discard_Level_and_Mip_Mapping), chiefly discard
+                        // level 2.  If this estimate is greater than the total texture size, returning a RequestedRangeNotSatisfiable
+                        // here will cause the viewer to treat the texture as bad and never display the full resolution
+                        // However, if we return PartialContent (or OK) instead, the viewer will display that resolution.
+
+//                        response.StatusCode = (int)System.Net.HttpStatusCode.RequestedRangeNotSatisfiable;
+//                        response.AddHeader("Content-Range", String.Format("bytes */{0}", texture.Data.Length));
+//                        response.StatusCode = (int)System.Net.HttpStatusCode.OK;
+                        response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent;
+                        response.ContentType = texture.Metadata.ContentType;
                     }
                     else
                     {
@@ -232,12 +250,18 @@ namespace OpenSim.Capabilities.Handlers
                         start = Utils.Clamp(start, 0, end);
                         int len = end - start + 1;
 
-                        //m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
+//                        m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
 
                         // Always return PartialContent, even if the range covered the entire data length
                         // We were accidentally sending back 404 before in this situation
                         // https://issues.apache.org/bugzilla/show_bug.cgi?id=51878 supports sending 206 even if the
                         // entire range is requested, and viewer 3.2.2 (and very probably earlier) seems fine with this.
+                        //
+                        // We also do not want to send back OK even if the whole range was satisfiable since this causes
+                        // HTTP textures on at least Imprudence 1.4.0-beta2 to never display the final texture quality.
+//                        if (end > maxEnd)
+//                            response.StatusCode = (int)System.Net.HttpStatusCode.OK;
+//                        else
                         response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent;
 
                         response.ContentLength = len;

OpenSim/Framework/Constants.cs

@@ -31,6 +31,7 @@ namespace OpenSim.Framework
     public class Constants
     {
         public const uint RegionSize = 256;
+        public const uint RegionHeight = 4096;
         public const byte TerrainPatchSize = 16;
         public const string DefaultTexture = "89556747-24cb-43ed-920b-47caed15465f";
 

OpenSim/Framework/RegionInfo.cs

@@ -126,6 +126,7 @@ namespace OpenSim.Framework
         private int m_physPrimMax = 0;
         private bool m_clampPrimSize = false;
         private int m_objectCapacity = 0;
+        private int m_linksetCapacity = 0;
         private int m_agentCapacity = 0;
         private string m_regionType = String.Empty;
         private RegionLightShareData m_windlight = new RegionLightShareData();
@@ -317,6 +318,11 @@ namespace OpenSim.Framework
             get { return m_objectCapacity; }
         }
 
+        public int LinksetCapacity
+        {
+            get { return m_linksetCapacity; }
+        }
+
         public int AgentCapacity
         {
             get { return m_agentCapacity; }
@@ -654,6 +660,9 @@ namespace OpenSim.Framework
             
             m_objectCapacity = config.GetInt("MaxPrims", 15000);
             allKeys.Remove("MaxPrims");
+
+            m_linksetCapacity = config.GetInt("LinksetPrims", 0);
+            allKeys.Remove("LinksetPrims");
             
             #endregion
 
@@ -709,6 +718,9 @@ namespace OpenSim.Framework
             if (m_objectCapacity != 0)
                 config.Set("MaxPrims", m_objectCapacity);
 
+            if (m_linksetCapacity != 0)
+                config.Set("LinksetPrims", m_linksetCapacity);
+
             if (m_agentCapacity != 0)
                 config.Set("MaxAgents", m_agentCapacity);
 
@@ -804,6 +816,9 @@ namespace OpenSim.Framework
             configMember.addConfigurationOption("object_capacity", ConfigurationOption.ConfigurationTypes.TYPE_INT32,
                                                 "Max objects this sim will hold", m_objectCapacity.ToString(), true);
 
+            configMember.addConfigurationOption("linkset_capacity", ConfigurationOption.ConfigurationTypes.TYPE_INT32,
+                                                "Max prims an object will hold", m_linksetCapacity.ToString(), true);
+
             configMember.addConfigurationOption("agent_capacity", ConfigurationOption.ConfigurationTypes.TYPE_INT32,
                                                 "Max avatars this sim will hold", m_agentCapacity.ToString(), true);
 
@@ -922,6 +937,9 @@ namespace OpenSim.Framework
                 case "object_capacity":
                     m_objectCapacity = (int)configuration_result;
                     break;
+                case "linkset_capacity":
+                    m_linksetCapacity = (int)configuration_result;
+                    break;
                 case "agent_capacity":
                     m_agentCapacity = (int)configuration_result;
                     break;
@@ -1052,4 +1070,4 @@ namespace OpenSim.Framework
             return kvp;
         }
     }
-}
+}

OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs

@@ -52,7 +52,7 @@ using OpenSim.Services.Interfaces;
 [assembly: Addin("FlotsamAssetCache", "1.1")]
 [assembly: AddinDependency("OpenSim", "0.5")]
 
-namespace Flotsam.RegionModules.AssetCache
+namespace OpenSim.Region.CoreModules.Asset
 {
     [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
     public class FlotsamAssetCache : ISharedRegionModule, IImprovedAssetCache, IAssetService

OpenSim/Region/CoreModules/Asset/Tests/FlotsamAssetCacheTests.cs

@@ -35,7 +35,6 @@ using Nini.Config;
 using NUnit.Framework;
 using OpenMetaverse;
 using OpenMetaverse.Assets;
-using Flotsam.RegionModules.AssetCache;
 using OpenSim.Framework;
 using OpenSim.Region.Framework.Scenes;
 using OpenSim.Region.Framework.Scenes.Serialization;

OpenSim/Region/CoreModules/Scripting/DynamicTexture/DynamicTexture.cs

@@ -0,0 +1,61 @@
+/*
+ * 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.Drawing;
+using OpenSim.Region.Framework.Interfaces;
+
+namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
+{
+    public class DynamicTexture : IDynamicTexture
+    {
+        public string InputCommands { get; private set; }
+        public Uri InputUri { get; private set; }
+        public string InputParams { get; private set; }
+        public byte[] Data { get; private set; }
+        public Size Size { get; private set; }
+        public bool IsReuseable { get; private set; }
+
+        public DynamicTexture(string inputCommands, string inputParams, byte[] data, Size size, bool isReuseable)
+        {
+            InputCommands = inputCommands;
+            InputParams = inputParams;
+            Data = data;
+            Size = size;
+            IsReuseable = isReuseable;
+        }
+
+        public DynamicTexture(Uri inputUri, string inputParams, byte[] data, Size size, bool isReuseable)
+        {
+            InputUri = inputUri;
+            InputParams = inputParams;
+            Data = data;
+            Size = size;
+            IsReuseable = isReuseable;
+        }
+    }
+}

OpenSim/Region/CoreModules/Scripting/DynamicTexture/DynamicTextureModule.cs

@@ -42,7 +42,7 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
 {
     public class DynamicTextureModule : IRegionModule, IDynamicTextureManager
     {
-        //private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         private const int ALL_SIDES = -1;
 
@@ -54,6 +54,17 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
         /// </summary>
         public bool ReuseTextures { get; set; }
 
+        /// <summary>
+        /// If false, then textures which have a low data size are not reused when ReuseTextures = true.
+        /// </summary>
+        /// <remarks>
+        /// LL viewers 3.3.4 and before appear to not fully render textures pulled from the viewer cache if those
+        /// textures have a relatively high pixel surface but a small data size.  Typically, this appears to happen
+        /// if the data size is smaller than the viewer's discard level 2 size estimate.  So if this is setting is
+        /// false, textures smaller than the calculation in IsSizeReuseable are always regenerated rather than reused
+        /// to work around this problem.</remarks>
+        public bool ReuseLowDataTextures { get; set; }
+
         private Dictionary<UUID, Scene> RegisteredScenes = new Dictionary<UUID, Scene>();
 
         private Dictionary<string, IDynamicTextureRender> RenderPlugins =
@@ -83,18 +94,17 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
         /// <summary>
         /// Called by code which actually renders the dynamic texture to supply texture data.
         /// </summary>
-        /// <param name="id"></param>
-        /// <param name="data"></param>
-        /// <param name="isReuseable">True if the data generated can be reused for subsequent identical requests</param>
-        public void ReturnData(UUID id, byte[] data, bool isReuseable)
+        /// <param name="updaterId"></param>
+        /// <param name="texture"></param>
+        public void ReturnData(UUID updaterId, IDynamicTexture texture)
         {
             DynamicTextureUpdater updater = null;
 
             lock (Updaters)
             {
-                if (Updaters.ContainsKey(id))
+                if (Updaters.ContainsKey(updaterId))
                 {
-                    updater = Updaters[id];
+                    updater = Updaters[updaterId];
                 }
             }
 
@@ -103,11 +113,16 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
                 if (RegisteredScenes.ContainsKey(updater.SimUUID))
                 {
                     Scene scene = RegisteredScenes[updater.SimUUID];
-                    UUID newTextureID = updater.DataReceived(data, scene);
+                    UUID newTextureID = updater.DataReceived(texture.Data, scene);
 
-                    if (ReuseTextures && isReuseable && !updater.BlendWithOldTexture)
+                    if (ReuseTextures
+                        && !updater.BlendWithOldTexture
+                        && texture.IsReuseable
+                        && (ReuseLowDataTextures || IsDataSizeReuseable(texture)))
+                    {
                         m_reuseableDynamicTextures.Store(
-                            GenerateReusableTextureKey(updater.BodyData, updater.Params), newTextureID);
+                            GenerateReusableTextureKey(texture.InputCommands, texture.InputParams), newTextureID);
+                    }
                 }
             }
 
@@ -123,6 +138,27 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
             }
         }
 
+        /// <summary>
+        /// Determines whether the texture is reuseable based on its data size.
+        /// </summary>
+        /// <remarks>
+        /// This is a workaround for a viewer bug where very small data size textures relative to their pixel size
+        /// are not redisplayed properly when pulled from cache.  The calculation here is based on the typical discard
+        /// level of 2, a 'rate' of 0.125 and 4 components (which makes for a factor of 0.5).
+        /// </remarks>
+        /// <returns></returns>
+        private bool IsDataSizeReuseable(IDynamicTexture texture)
+        {
+//            Console.WriteLine("{0} {1}", texture.Size.Width, texture.Size.Height);
+            int discardLevel2DataThreshold = (int)Math.Ceiling((texture.Size.Width >> 2) * (texture.Size.Height >> 2) * 0.5);
+
+//            m_log.DebugFormat(
+//                "[DYNAMIC TEXTURE MODULE]: Discard level 2 threshold {0}, texture data length {1}",
+//                discardLevel2DataThreshold, texture.Data.Length);
+
+            return discardLevel2DataThreshold < texture.Data.Length;
+        }
+
         public UUID AddDynamicTextureURL(UUID simID, UUID primID, string contentType, string url,
                                          string extraParams, int updateTimer)
         {
@@ -249,10 +285,18 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
                     }
                 }
 
+//                m_log.DebugFormat(
+//                    "[DYNAMIC TEXTURE MODULE]: Requesting generation of new dynamic texture for {0} in {1}",
+//                    part.Name, part.ParentGroup.Scene.Name);
+
                 RenderPlugins[contentType].AsyncConvertData(updater.UpdaterID, data, extraParams);
             }
             else
             {
+//                m_log.DebugFormat(
+//                    "[DYNAMIC TEXTURE MODULE]: Reusing cached texture {0} for {1} in {2}",
+//                    objReusableTextureUUID, part.Name, part.ParentGroup.Scene.Name);
+
                 // No need to add to updaters as the texture is always the same.  Not that this functionality
                 // apppears to be implemented anyway.
                 updater.UpdatePart(part, (UUID)objReusableTextureUUID);
@@ -285,7 +329,10 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
         {
             IConfig texturesConfig = config.Configs["Textures"];
             if (texturesConfig != null)
+            {
                 ReuseTextures = texturesConfig.GetBoolean("ReuseDynamicTextures", false);
+                ReuseLowDataTextures = texturesConfig.GetBoolean("ReuseDynamicLowDataTextures", false);
+            }
 
             if (!RegisteredScenes.ContainsKey(scene.RegionInfo.RegionID))
             {
@@ -448,8 +495,10 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
                 IJ2KDecoder cacheLayerDecode = scene.RequestModuleInterface<IJ2KDecoder>();
                 if (cacheLayerDecode != null)
                 {
-                    cacheLayerDecode.Decode(asset.FullID, asset.Data);
-                    cacheLayerDecode = null;
+                    if (!cacheLayerDecode.Decode(asset.FullID, asset.Data))
+                        m_log.WarnFormat(
+                            "[DYNAMIC TEXTURE MODULE]: Decoding of dynamically generated asset {0} for {1} in {2} failed",
+                            asset.ID, part.Name, part.ParentGroup.Scene.Name);
                 }
 
                 UUID oldID = UpdatePart(part, asset.FullID);

OpenSim/Region/CoreModules/Scripting/LoadImageURL/LoadImageURLModule.cs

@@ -32,6 +32,7 @@ using System.Net;
 using Nini.Config;
 using OpenMetaverse;
 using OpenMetaverse.Imaging;
+using OpenSim.Region.CoreModules.Scripting.DynamicTexture;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 using log4net;
@@ -73,12 +74,12 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
 //            return false;
 //        }
 
-        public byte[] ConvertUrl(string url, string extraParams)
+        public IDynamicTexture ConvertUrl(string url, string extraParams)
         {
             return null;
         }
 
-        public byte[] ConvertData(string bodyData, string extraParams)
+        public IDynamicTexture ConvertData(string bodyData, string extraParams)
         {
             return null;
         }
@@ -171,11 +172,11 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
 
         private void HttpRequestReturn(IAsyncResult result)
         {
-
             RequestState state = (RequestState) result.AsyncState;
             WebRequest request = (WebRequest) state.Request;
             Stream stream = null;
             byte[] imageJ2000 = new byte[0];
+            Size newSize = new Size(0, 0);
 
             try
             {
@@ -188,37 +189,43 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
                         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);
+                                newSize.Width = 32;
+                                newSize.Height = 32;
                             }
                             else if ((image.Height < 128) && (image.Width < 128))
                             {
-                                newsize = new Size(64, 64);
+                                newSize.Width = 64;
+                                newSize.Height = 64;
                             }
                             else if ((image.Height < 256) && (image.Width < 256))
                             {
-                                newsize = new Size(128, 128);
+                                newSize.Width = 128;
+                                newSize.Height = 128;
                             }
                             else if ((image.Height < 512 && image.Width < 512))
                             {
-                                newsize = new Size(256, 256);
+                                newSize.Width = 256;
+                                newSize.Height = 256;
                             }
                             else if ((image.Height < 1024 && image.Width < 1024))
                             {
-                                newsize = new Size(512, 512);
+                                newSize.Width = 512;
+                                newSize.Height = 512;
                             }
                             else
                             {
-                                newsize = new Size(1024, 1024);
+                                newSize.Width = 1024;
+                                newSize.Height = 1024;
                             }
 
-                            Bitmap resize = new Bitmap(image, newsize);
-
-                            imageJ2000 = OpenJPEG.EncodeFromImage(resize, true);
+                            using (Bitmap resize = new Bitmap(image, newSize))
+                            {
+                                imageJ2000 = OpenJPEG.EncodeFromImage(resize, true);
+                            }
                         } 
                         catch (Exception)
                         {
@@ -233,7 +240,6 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
             }
             catch (WebException)
             {
-                
             }
             finally
             {
@@ -243,10 +249,13 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
                 }
             }
 
-            m_log.DebugFormat("[LOADIMAGEURLMODULE] Returning {0} bytes of image data for request {1}",
+            m_log.DebugFormat("[LOADIMAGEURLMODULE]: Returning {0} bytes of image data for request {1}",
                                        imageJ2000.Length, state.RequestID);
 
-            m_textureManager.ReturnData(state.RequestID, imageJ2000, false);
+            m_textureManager.ReturnData(
+                state.RequestID,
+                new OpenSim.Region.CoreModules.Scripting.DynamicTexture.DynamicTexture(
+                    request.RequestUri, null, imageJ2000, newSize, false));
         }
 
         #region Nested type: RequestState

OpenSim/Region/CoreModules/Scripting/VectorRender/Tests/VectorRenderModuleTests.cs

@@ -57,6 +57,7 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender.Tests
 
             m_dtm = new DynamicTextureModule();
             m_dtm.ReuseTextures = reuseTextures;
+//            m_dtm.ReuseLowDataTextures = reuseTextures;
 
             m_vrm = new VectorRenderModule();
 
@@ -201,6 +202,7 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender.Tests
         public void TestRepeatSameDrawReusingTexture()
         {
             TestHelpers.InMethod();
+//            TestHelpers.EnableLogging();
 
             string dtText = "PenColour BLACK; MoveTo 40,220; FontSize 32; Text Hello World;";
 
@@ -228,6 +230,46 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender.Tests
             Assert.That(firstDynamicTextureID, Is.EqualTo(so.RootPart.Shape.Textures.GetFace(0).TextureID));
         }
 
+        /// <summary>
+        /// Test a low data dynamically generated texture such that it is treated as a low data texture that causes
+        /// problems for current viewers.
+        /// </summary>
+        /// <remarks>
+        /// As we do not set DynamicTextureModule.ReuseLowDataTextures = true in this test, it should not reuse the
+        /// texture
+        /// </remarks>
+        [Test]
+        public void TestRepeatSameDrawLowDataTexture()
+        {
+            TestHelpers.InMethod();
+//            TestHelpers.EnableLogging();
+
+            string dtText = "PenColour BLACK; MoveTo 40,220; FontSize 32; Text Hello World;";
+
+            SetupScene(true);
+            SceneObjectGroup so = SceneHelpers.AddSceneObject(m_scene);
+
+            m_dtm.AddDynamicTextureData(
+                m_scene.RegionInfo.RegionID,
+                so.UUID,
+                m_vrm.GetContentType(),
+                dtText,
+                "1024",
+                0);
+
+            UUID firstDynamicTextureID = so.RootPart.Shape.Textures.GetFace(0).TextureID;
+
+            m_dtm.AddDynamicTextureData(
+                m_scene.RegionInfo.RegionID,
+                so.UUID,
+                m_vrm.GetContentType(),
+                dtText,
+                "1024",
+                0);
+
+            Assert.That(firstDynamicTextureID, Is.Not.EqualTo(so.RootPart.Shape.Textures.GetFace(0).TextureID));
+        }
+
         [Test]
         public void TestRepeatSameDrawDifferentExtraParamsReusingTexture()
         {

OpenSim/Region/CoreModules/Scripting/VectorRender/VectorRenderModule.cs

@@ -35,6 +35,7 @@ using System.Net;
 using Nini.Config;
 using OpenMetaverse;
 using OpenMetaverse.Imaging;
+using OpenSim.Region.CoreModules.Scripting.DynamicTexture;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 using log4net;
@@ -46,6 +47,11 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 {
     public class VectorRenderModule : IRegionModule, IDynamicTextureRender
     {
+        // These fields exist for testing purposes, please do not remove.
+//        private static bool s_flipper;
+//        private static byte[] s_asset1Data;
+//        private static byte[] s_asset2Data;
+
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         private Scene m_scene;
@@ -80,20 +86,14 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 //            return lines.Any((str, r) => str.StartsWith("Image"));
 //        }
 
-        public byte[] ConvertUrl(string url, string extraParams)
+        public IDynamicTexture ConvertUrl(string url, string extraParams)
         {
             return null;
         }
 
-        public byte[] ConvertData(string bodyData, string extraParams)
+        public IDynamicTexture ConvertData(string bodyData, string extraParams)
         {
-            bool reuseable;
-            return Draw(bodyData, extraParams, out reuseable);
-        }
-
-        private byte[] ConvertData(string bodyData, string extraParams, out bool reuseable)
-        {
-            return Draw(bodyData, extraParams, out reuseable);
+            return Draw(bodyData, extraParams);
         }
 
         public bool AsyncConvertUrl(UUID id, string url, string extraParams)
@@ -104,10 +104,7 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
         public bool AsyncConvertData(UUID id, string bodyData, string extraParams)
         {
             // XXX: This isn't actually being done asynchronously!
-            bool reuseable;
-            byte[] data = ConvertData(bodyData, extraParams, out reuseable);
-
-            m_textureManager.ReturnData(id, data, reuseable);
+            m_textureManager.ReturnData(id, ConvertData(bodyData, extraParams));
 
             return true;
         }
@@ -161,6 +158,13 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
             {
                 m_textureManager.RegisterRender(GetContentType(), this);
             }
+
+                // This code exists for testing purposes, please do not remove.
+//            s_asset1Data = m_scene.AssetService.Get("00000000-0000-1111-9999-000000000001").Data;
+//            s_asset1Data = m_scene.AssetService.Get("9f4acf0d-1841-4e15-bdb8-3a12efc9dd8f").Data;
+
+            // Terrain dirt - smallest bin/assets file (6004 bytes)
+//            s_asset2Data = m_scene.AssetService.Get("b8d3965a-ad78-bf43-699b-bff8eca6c975").Data;
         }
 
         public void Close()
@@ -179,7 +183,7 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 
         #endregion
 
-        private byte[] Draw(string data, string extraParams, out bool reuseable)
+        private IDynamicTexture Draw(string data, string extraParams)
         {
             // We need to cater for old scripts that didnt use extraParams neatly, they use either an integer size which represents both width and height, or setalpha
             // we will now support multiple comma seperated params in the form  width:256,height:512,alpha:255
@@ -322,6 +326,7 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 
             Bitmap bitmap = null;
             Graphics graph = null;
+            bool reuseable = false;
 
             try
             {
@@ -364,6 +369,14 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
                 }
     
                 byte[] imageJ2000 = new byte[0];
+
+                // This code exists for testing purposes, please do not remove.
+//                if (s_flipper)
+//                    imageJ2000 = s_asset1Data;
+//                else
+//                    imageJ2000 = s_asset2Data;
+//
+//                s_flipper = !s_flipper;
     
                 try
                 {
@@ -376,7 +389,8 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
                         e.Message, e.StackTrace);
                 }
 
-                return imageJ2000;
+                return new OpenSim.Region.CoreModules.Scripting.DynamicTexture.DynamicTexture(
+                    data, extraParams, imageJ2000, new Size(width, height), reuseable);
             }
             finally
             {

OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/Tests/GridConnectorsTests.cs

@@ -43,7 +43,7 @@ using OpenSim.Tests.Common;
 namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid.Tests
 {
     [TestFixture]
-    public class GridConnectorsTests
+    public class GridConnectorsTests : OpenSimTestCase
     {
         LocalGridServicesConnector m_LocalConnector;
         private void SetUp()

OpenSim/Region/CoreModules/World/Archiver/Tests/ArchiverTests.cs

@@ -51,7 +51,7 @@ using RegionSettings = OpenSim.Framework.RegionSettings;
 namespace OpenSim.Region.CoreModules.World.Archiver.Tests
 {
     [TestFixture]
-    public class ArchiverTests
+    public class ArchiverTests : OpenSimTestCase
     {
         private Guid m_lastRequestId;
         private string m_lastErrorMessage;

OpenSim/Region/CoreModules/World/Warp3DMap/Warp3DImageModule.cs

@@ -208,6 +208,10 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                     bitmap = ImageUtils.ResizeImage(origBitmap, viewport.Width, viewport.Height);
             }
 
+            // XXX: It shouldn't really be necesary to force a GC here as one should occur anyway pretty shortly
+            // afterwards.  It's generally regarded as a bad idea to manually GC.  If Warp3D is using lots of memory
+            // then this may be some issue with the Warp3D code itself, though it's also quite possible that generating
+            // this map tile simply takes a lot of memory.
             GC.Collect();
             m_log.Debug("[WARP 3D IMAGE MODULE]: GC.Collect()");
 

OpenSim/Region/Framework/Interfaces/IDynamicTextureManager.cs

@@ -25,6 +25,8 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+using System;
+using System.Drawing;
 using System.IO;
 using OpenMetaverse;
 
@@ -33,7 +35,14 @@ namespace OpenSim.Region.Framework.Interfaces
     public interface IDynamicTextureManager
     {
         void RegisterRender(string handleType, IDynamicTextureRender render);
-        void ReturnData(UUID id, byte[] data, bool isReuseable);
+
+        /// <summary>
+        /// Used by IDynamicTextureRender implementations to return renders
+        /// </summary>
+        /// <param name='id'></param>
+        /// <param name='data'></param>
+        /// <param name='isReuseable'></param>
+        void ReturnData(UUID id, IDynamicTexture texture);
 
         UUID AddDynamicTextureURL(UUID simID, UUID primID, string contentType, string url, string extraParams,
                                     int updateTimer);
@@ -125,11 +134,53 @@ namespace OpenSim.Region.Framework.Interfaces
 //        /// <param name='extraParams'></param>
 //        bool AlwaysIdenticalConversion(string bodyData, string extraParams);
 
-        byte[] ConvertUrl(string url, string extraParams);
-        byte[] ConvertData(string bodyData, string extraParams);
+        IDynamicTexture ConvertUrl(string url, string extraParams);
+        IDynamicTexture ConvertData(string bodyData, string extraParams);
+
         bool AsyncConvertUrl(UUID id, string url, string extraParams);
         bool AsyncConvertData(UUID id, string bodyData, string extraParams);
+
         void GetDrawStringSize(string text, string fontName, int fontSize, 
                                out double xSize, out double ySize);
     }
+
+    public interface IDynamicTexture
+    {
+        /// <summary>
+        /// Input commands used to generate this data.
+        /// </summary>
+        /// <remarks>
+        /// Null if input commands were not used.
+        /// </remarks>
+        string InputCommands { get; }
+
+        /// <summary>
+        /// Uri used to generate this data.
+        /// </summary>
+        /// <remarks>
+        /// Null if a uri was not used.
+        /// </remarks>
+        Uri InputUri { get; }
+
+        /// <summary>
+        /// Extra input params used to generate this data.
+        /// </summary>
+        string InputParams { get; }
+
+        /// <summary>
+        /// Texture data.
+        /// </summary>
+        byte[] Data { get; }
+
+        /// <summary>
+        /// Size of texture.
+        /// </summary>
+        Size Size { get; }
+
+        /// <summary>
+        /// Signal whether the texture is reuseable (i.e. whether the same input data will always generate the same
+        /// texture).
+        /// </summary>
+        bool IsReuseable { get; }
+    }
 }

OpenSim/Region/Framework/Scenes/EventManager.cs

@@ -47,26 +47,71 @@ namespace OpenSim.Region.Framework.Scenes
         
         public delegate void OnFrameDelegate();
 
+        /// <summary>
+        /// Triggered on each sim frame.
+        /// </summary>
+        /// <remarks>
+        /// This gets triggered in <see cref="OpenSim.Region.Framework.Scenes.Scene.Update"/>
+        /// Core uses it for things like Sun, Wind & Clouds
+        /// The MRM module also uses it.
+        /// </remarks>
         public event OnFrameDelegate OnFrame;
 
         public delegate void ClientMovement(ScenePresence client);
 
+        /// <summary>
+        /// Trigerred when an agent moves.
+        /// </summary>
+        /// <remarks>
+        /// This gets triggered in <see cref="OpenSim.Region.Framework.Scenes.ScenePresence.HandleAgentUpdate"/>
+        /// prior to <see cref="OpenSim.Region.Framework.Scenes.ScenePresence.TriggerScenePresenceUpdated"/>
+        /// </remarks>
         public event ClientMovement OnClientMovement;
 
         public delegate void OnTerrainTaintedDelegate();
 
+        /// <summary>
+        /// Triggered if the terrain has been edited
+        /// </summary>
+        /// <remarks>
+        /// This gets triggered in <see cref="OpenSim.Region.CoreModules.World.Terrain.CheckForTerrainUpdates"/>
+        /// after it determines that an update has been made.
+        /// </remarks>
         public event OnTerrainTaintedDelegate OnTerrainTainted;
 
         public delegate void OnTerrainTickDelegate();
 
+        /// <summary>
+        /// Triggered if the terrain has been edited
+        /// </summary>
+        /// <remarks>
+        /// This gets triggered in <see cref="OpenSim.Region.Framework.Scenes.Scene.UpdateTerrain"/>
+        /// but is used by core solely to update the physics engine.
+        /// </remarks>
         public event OnTerrainTickDelegate OnTerrainTick;
 
         public delegate void OnBackupDelegate(ISimulationDataService datastore, bool forceBackup);
 
+        /// <summary>
+        /// Triggered when a region is backed up/persisted to storage
+        /// </summary>
+        /// <remarks>
+        /// This gets triggered in <see cref="OpenSim.Region.Framework.Scenes.Scene.Backup"/>
+        /// and is fired before the persistence occurs.
+        /// </remarks>
         public event OnBackupDelegate OnBackup;
 
         public delegate void OnClientConnectCoreDelegate(IClientCore client);
 
+        /// <summary>
+        /// Triggered when a new client connects to the scene.
+        /// </summary>
+        /// <remarks>
+        /// This gets triggered in <see cref="TriggerOnNewClient"/>,
+        /// which checks if an instance of <see cref="OpenSim.Framework.IClientAPI"/>
+        /// also implements <see cref="OpenSim.Framework.Client.IClientCore"/> and as such,
+        /// is not triggered by <see cref="OpenSim.Region.OptionalModules.World.NPC">NPCs</see>.
+        /// </remarks>
         public event OnClientConnectCoreDelegate OnClientConnect;
 
         public delegate void OnNewClientDelegate(IClientAPI client);
@@ -87,6 +132,13 @@ namespace OpenSim.Region.Framework.Scenes
 
         public delegate void OnNewPresenceDelegate(ScenePresence presence);
 
+        /// <summary>
+        /// Triggered when a new presence is added to the scene
+        /// </summary>
+        /// <remarks>
+        /// Triggered in <see cref="OpenSim.Region.Framework.Scenes.Scene.AddNewClient"/> which is used by both
+        /// <see cref="OpenSim.Framework.PresenceType.User">users</see> and <see cref="OpenSim.Framework.PresenceType.Npc">NPCs</see>
+        /// </remarks>
         public event OnNewPresenceDelegate OnNewPresence;
 
         public delegate void OnRemovePresenceDelegate(UUID agentId);

OpenSim/Region/Framework/Scenes/Scene.cs

@@ -123,6 +123,11 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public float m_maxPhys = 10;
 
+        /// <summary>
+        /// Max prims an object will hold
+        /// </summary>
+        public int m_linksetCapacity = 0;
+
         public bool m_clampPrimSize;
         public bool m_trustBinaries;
         public bool m_allowScriptCrossings;
@@ -772,6 +777,12 @@ namespace OpenSim.Region.Framework.Scenes
                     m_clampPrimSize = true;
                 }
 
+                m_linksetCapacity = startupConfig.GetInt("LinksetPrims", m_linksetCapacity);
+                if (RegionInfo.LinksetCapacity > 0)
+                {
+                    m_linksetCapacity = RegionInfo.LinksetCapacity;
+                }
+
                 m_useTrashOnDelete = startupConfig.GetBoolean("UseTrashOnDelete", m_useTrashOnDelete);
                 m_trustBinaries = startupConfig.GetBoolean("TrustBinaries", m_trustBinaries);
                 m_allowScriptCrossings = startupConfig.GetBoolean("AllowScriptCrossing", m_allowScriptCrossings);
@@ -4334,6 +4345,16 @@ namespace OpenSim.Region.Framework.Scenes
             return LandChannel.GetLandObject(x, y).LandData;
         }
 
+        /// <summary>
+        /// Get LandData by position.
+        /// </summary>
+        /// <param name="pos"></param>
+        /// <returns></returns>
+        public LandData GetLandData(Vector3 pos)
+        {
+            return GetLandData(pos.X, pos.Y);
+        }
+
         public LandData GetLandData(uint x, uint y)
         {
             m_log.DebugFormat("[SCENE]: returning land for {0},{1}", x, y);
@@ -4581,6 +4602,18 @@ namespace OpenSim.Region.Framework.Scenes
             return m_sceneGraph.GetSceneObjectGroup(name);
         }
 
+        /// <summary>
+        /// Attempt to get the SOG via its UUID
+        /// </summary>
+        /// <param name="fullID"></param>
+        /// <param name="sog"></param>
+        /// <returns></returns>
+        public bool TryGetSceneObjectGroup(UUID fullID, out SceneObjectGroup sog)
+        {
+            sog = GetSceneObjectGroup(fullID);
+            return sog != null;
+        }
+
         /// <summary>
         /// Get a prim by name from the scene (will return the first
         /// found, if there are more than one prim with the same name)
@@ -4612,6 +4645,18 @@ namespace OpenSim.Region.Framework.Scenes
             return m_sceneGraph.GetSceneObjectPart(fullID);
         }
 
+        /// <summary>
+        /// Attempt to get a prim via its UUID
+        /// </summary>
+        /// <param name="fullID"></param>
+        /// <param name="sop"></param>
+        /// <returns></returns>
+        public bool TryGetSceneObjectPart(UUID fullID, out SceneObjectPart sop)
+        {
+            sop = GetSceneObjectPart(fullID);
+            return sop != null;
+        }
+
         /// <summary>
         /// Get a scene object group that contains the prim with the given local id
         /// </summary>

OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs

@@ -2014,6 +2014,24 @@ namespace OpenSim.Region.Framework.Scenes
             if (objectGroup == this)
                 return;
 
+            // If the configured linkset capacity is greater than zero,
+            // and the new linkset would have a prim count higher than this
+            // value, do not link it.
+            if (m_scene.m_linksetCapacity > 0 &&
+                    (PrimCount + objectGroup.PrimCount) >
+                    m_scene.m_linksetCapacity)
+            {
+                m_log.DebugFormat(
+                        "[SCENE OBJECT GROUP]: Cannot link group with root" +
+                        " part {0}, {1} ({2} prims) to group with root part" +
+                        " {3}, {4} ({5} prims) because the new linkset" +
+                        " would exceed the configured maximum of {6}",
+                        objectGroup.RootPart.Name, objectGroup.RootPart.UUID,
+                        objectGroup.PrimCount, RootPart.Name, RootPart.UUID,
+                        PrimCount, m_scene.m_linksetCapacity);
+                return;
+            }
+
             // 'linkPart' == the root of the group being linked into this group
             SceneObjectPart linkPart = objectGroup.m_rootPart;
 

OpenSim/Region/OptionalModules/Avatar/Voice/FreeSwitchVoice/FreeSwitchVoiceModule.cs

@@ -447,7 +447,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Voice.FreeSwitchVoice
                 // settings allow voice, then whether parcel allows
                 // voice, if all do retrieve or obtain the parcel
                 // voice channel
-                LandData land = scene.GetLandData(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y);
+                LandData land = scene.GetLandData(avatar.AbsolutePosition);
 
                 //m_log.DebugFormat("[FreeSwitchVoice][PARCELVOICE]: region \"{0}\": Parcel \"{1}\" ({2}): avatar \"{3}\": request: {4}, path: {5}, param: {6}",
                 //                  scene.RegionInfo.RegionName, land.Name, land.LocalID, avatarName, request, path, param);

OpenSim/Region/OptionalModules/Avatar/Voice/VivoxVoice/VivoxVoiceModule.cs

@@ -623,7 +623,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Voice.VivoxVoice
                 // settings allow voice, then whether parcel allows
                 // voice, if all do retrieve or obtain the parcel
                 // voice channel
-                LandData land = scene.GetLandData(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y);
+                LandData land = scene.GetLandData(avatar.AbsolutePosition);
 
                 m_log.DebugFormat("[VivoxVoice][PARCELVOICE]: region \"{0}\": Parcel \"{1}\" ({2}): avatar \"{3}\": request: {4}, path: {5}, param: {6}",
                                   scene.RegionInfo.RegionName, land.Name, land.LocalID, avatarName, request, path, param);

OpenSim/Region/Physics/BulletSPlugin/BSCharacter.cs

@@ -73,7 +73,8 @@ public class BSCharacter : BSPhysObject
     private bool _kinematic;
     private float _buoyancy;
 
-    public override BulletBody Body { get; set; }
+    public override BulletBody BSBody { get; set; }
+    public override BulletShape BSShape { get; set; }
     public override BSLinkset Linkset { get; set; }
 
     private int _subscribedEventsMs = 0;
@@ -92,6 +93,7 @@ public class BSCharacter : BSPhysObject
         _localID = localID;
         _avName = avName;
         Scene = parent_scene;
+        _physicsActorType = (int)ActorTypes.Agent;
         _position = pos;
         _size = size;
         _flying = isFlying;
@@ -128,9 +130,9 @@ public class BSCharacter : BSPhysObject
             // Set the buoyancy for flying. This will be refactored when all the settings happen in C#
             BulletSimAPI.SetObjectBuoyancy(Scene.WorldID, LocalID, _buoyancy);
 
-            Body = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(Scene.World.Ptr, LocalID));
+            BSBody = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(Scene.World.Ptr, LocalID));
             // avatars get all collisions no matter what (makes walking on ground and such work)
-            BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
+            BulletSimAPI.AddToCollisionFlags2(BSBody.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
         });
             
         return;
@@ -440,7 +442,7 @@ public class BSCharacter : BSPhysObject
             Scene.TaintedObject("BSCharacter.AddForce", delegate()
             {
                 DetailLog("{0},BSCharacter.setAddForce,taint,addedForce={1}", LocalID, _force);
-                BulletSimAPI.AddObjectForce2(Body.Ptr, _force);
+                BulletSimAPI.SetObjectForce2(BSBody.Ptr, _force);
             });
         }
         else
@@ -465,7 +467,7 @@ public class BSCharacter : BSPhysObject
 
             Scene.TaintedObject("BSCharacter.SubscribeEvents", delegate()
             {
-                BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
+                BulletSimAPI.AddToCollisionFlags2(BSBody.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
             });
         }
     }

OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs

@@ -98,6 +98,10 @@ public abstract class BSConstraint : IDisposable
             {
                 // m_world.scene.PhysicsLogging.Write("{0},BSConstraint.RecomputeConstraintVariables,taint,enabling,A={1},B={2}",
                 //                 BSScene.DetailLogZero, Body1.ID, Body2.ID);
+
+                // Setting an object's mass to zero (making it static like when it's selected)
+                //     automatically disables the constraints.
+                // If enabled, be sure to set the constraint itself to enabled.
                 BulletSimAPI.SetConstraintEnable2(m_constraint.Ptr, m_world.scene.NumericBool(true));
             }
             else

OpenSim/Region/Physics/BulletSPlugin/BSLinkset.cs

@@ -233,7 +233,7 @@ public class BSLinkset
             foreach (BSPhysObject child in m_children)
             {
                 BSConstraint constrain;
-                if (m_physicsScene.Constraints.TryGetConstraint(LinksetRoot.Body, child.Body, out constrain))
+                if (m_physicsScene.Constraints.TryGetConstraint(LinksetRoot.BSBody, child.BSBody, out constrain))
                 {
                     // DetailLog("{0},BSLinkset.RecomputeLinksetConstraintVariables,taint,child={1},mass={2},A={3},B={4}", 
                     //         LinksetRoot.LocalID, child.LocalID, linksetMass, constrain.Body1.ID, constrain.Body2.ID);
@@ -245,8 +245,8 @@ public class BSLinkset
                     //    their constraints have not been created yet.
                     // Caused by the fact that m_children is built at run time but building constraints
                     //    happens at taint time.
-                    // m_physicsScene.Logger.ErrorFormat("[BULLETSIM LINKSET] RecomputeLinksetConstraintVariables: constraint not found for root={0}, child={1}",
-                    //                                 m_linksetRoot.Body.ID, child.Body.ID);
+                    // m_physicsScene.Logger.ErrorFormat("{0} RecomputeLinksetConstraintVariables: constraint not found for root={1}, child={2}",
+                    //                                 LogHeader, m_linksetRoot.Body.ID, child.Body.ID);
                 }
             }
         }
@@ -327,7 +327,7 @@ public class BSLinkset
         DetailLog("{0},PhysicallyLinkAChildToRoot,taint,root={1},child={2},rLoc={3},cLoc={4},midLoc={5}", 
             rootPrim.LocalID, rootPrim.LocalID, childPrim.LocalID, rootPrim.Position, childPrim.Position, midPoint);
         BS6DofConstraint constrain = new BS6DofConstraint(
-                        m_physicsScene.World, rootPrim.Body, childPrim.Body,
+                        m_physicsScene.World, rootPrim.BSBody, childPrim.BSBody,
                         midPoint,
                         true,
                         true
@@ -388,10 +388,10 @@ public class BSLinkset
         DetailLog("{0},PhysicallyUnlinkAChildFromRoot,taint,root={1},child={2}", rootPrim.LocalID, rootPrim.LocalID, childPrim.LocalID);
 
         // Find the constraint for this link and get rid of it from the overall collection and from my list
-        m_physicsScene.Constraints.RemoveAndDestroyConstraint(rootPrim.Body, childPrim.Body);
+        m_physicsScene.Constraints.RemoveAndDestroyConstraint(rootPrim.BSBody, childPrim.BSBody);
 
         // Make the child refresh its location
-        BulletSimAPI.PushUpdate2(childPrim.Body.Ptr);
+        BulletSimAPI.PushUpdate2(childPrim.BSBody.Ptr);
     }
 
     // Remove linkage between myself and any possible children I might have
@@ -400,7 +400,7 @@ public class BSLinkset
     {
         DetailLog("{0},PhysicallyUnlinkAllChildren,taint", rootPrim.LocalID);
 
-        m_physicsScene.Constraints.RemoveAndDestroyConstraint(rootPrim.Body);
+        m_physicsScene.Constraints.RemoveAndDestroyConstraint(rootPrim.BSBody);
     }
 
     // Invoke the detailed logger and output something if it's enabled.

OpenSim/Region/Physics/BulletSPlugin/BSPhysObject.cs

@@ -48,7 +48,11 @@ public abstract class BSPhysObject : PhysicsActor
     // Return the object mass without calculating it or side effects
     public abstract float MassRaw { get; }
 
-    public abstract BulletBody Body { get; set; }
+    // Reference to the physical body (btCollisionObject) of this object
+    public abstract BulletBody BSBody { get; set; }
+    // Reference to the physical shape (btCollisionShape) of this object
+    public abstract BulletShape BSShape { get; set; }
+
     public abstract void ZeroMotion();
 
     public virtual void StepVehicle(float timeStep) { }

OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs

@@ -94,8 +94,10 @@ public sealed class BSPrim : BSPhysObject
     private int _nextCollisionOkTime = 0;
     long _collidingStep;
     long _collidingGroundStep;
+    CollisionFlags m_currentCollisionFlags = 0;
 
-    public override BulletBody Body { get; set; }
+    public override BulletBody BSBody { get; set; }
+    public override BulletShape BSShape { get; set; }
 
     private BSDynamics _vehicle;
 
@@ -113,6 +115,7 @@ public sealed class BSPrim : BSPhysObject
         // m_log.DebugFormat("{0}: BSPrim creation of {1}, id={2}", LogHeader, primName, localID);
         _localID = localID;
         _avName = primName;
+        _physicsActorType = (int)ActorTypes.Prim;
         _scene = parent_scene;
         _position = pos;
         _size = size;
@@ -142,7 +145,9 @@ public sealed class BSPrim : BSPhysObject
             // Get the pointer to the physical body for this object.
             // At the moment, we're still letting BulletSim manage the creation and destruction
             //    of the object. Someday we'll move that into the C# code.
-            Body = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(_scene.World.Ptr, LocalID));
+            BSBody = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(_scene.World.Ptr, LocalID));
+            BSShape = new BulletShape(BulletSimAPI.GetCollisionShape2(BSBody.Ptr));
+            m_currentCollisionFlags = BulletSimAPI.GetCollisionFlags2(BSBody.Ptr);
         });
     }
 
@@ -258,10 +263,10 @@ public sealed class BSPrim : BSPhysObject
         _rotationalVelocity = OMV.Vector3.Zero;
 
         // Zero some other properties directly into the physics engine
-        BulletSimAPI.SetVelocity2(Body.Ptr, OMV.Vector3.Zero);
-        BulletSimAPI.SetAngularVelocity2(Body.Ptr, OMV.Vector3.Zero);
-        BulletSimAPI.SetInterpolation2(Body.Ptr, OMV.Vector3.Zero, OMV.Vector3.Zero);
-        BulletSimAPI.ClearForces2(Body.Ptr);
+        BulletSimAPI.SetLinearVelocity2(BSBody.Ptr, OMV.Vector3.Zero);
+        BulletSimAPI.SetAngularVelocity2(BSBody.Ptr, OMV.Vector3.Zero);
+        BulletSimAPI.SetInterpolationVelocity2(BSBody.Ptr, OMV.Vector3.Zero, OMV.Vector3.Zero);
+        BulletSimAPI.ClearForces2(BSBody.Ptr);
     }
 
     public override void LockAngularMotion(OMV.Vector3 axis)
@@ -324,7 +329,7 @@ public sealed class BSPrim : BSPhysObject
             {
                 DetailLog("{0},BSPrim.setForce,taint,force={1}", LocalID, _force);
                 // BulletSimAPI.SetObjectForce(_scene.WorldID, _localID, _force);
-                BulletSimAPI.SetObjectForce2(Body.Ptr, _force);
+                BulletSimAPI.SetObjectForce2(BSBody.Ptr, _force);
             });
         } 
     }
@@ -442,8 +447,7 @@ public sealed class BSPrim : BSPhysObject
     }
     public override int PhysicsActorType { 
         get { return _physicsActorType; } 
-        set { _physicsActorType = value; 
-        } 
+        set { _physicsActorType = value; } 
     }
     public override bool IsPhysical { 
         get { return _isPhysical; } 
@@ -470,6 +474,11 @@ public sealed class BSPrim : BSPhysObject
 
     // Make gravity work if the object is physical and not selected
     // No locking here because only called when it is safe
+    // There are four flags we're interested in:
+    //     IsStatic: Object does not move, otherwise the object has mass and moves
+    //     isSolid: other objects bounce off of this object
+    //     isVolumeDetect: other objects pass through but can generate collisions
+    //     collisionEvents: whether this object returns collision events
     private void SetObjectDynamic()
     {
         // If it's becoming dynamic, it will need hullness
@@ -479,12 +488,66 @@ public sealed class BSPrim : BSPhysObject
         float mass = IsStatic ? 0f : _mass;
 
         BulletSimAPI.SetObjectProperties(_scene.WorldID, LocalID, IsStatic, IsSolid, SubscribedEvents(), mass);
+        /*
+        BulletSimAPI.RemoveObjectFromWorld2(Scene.World.Ptr, BSBody.Ptr);
 
-        // recompute any linkset parameters
+        // Set up the object physicalness (static or dynamic)
+        MakeDynamic();
+
+        // Make solid or not and arrange for collisions, etc
+        MakeSolid();
+
+        m_currentCollisionFlags = BulletSimAPI.GetCollisionFlags2(BSBody.Ptr);
+
+        BulletSimAPI.AddObjectToWorld2(Scene.World.Ptr, BSBody.Ptr);
+         */
+
+        // Recompute any linkset parameters.
+        // When going from non-physical to physical, this re-enables the constraints that
+        //     had been automatically disabled when the mass was set to zero.
         Linkset.Refresh(this);
 
-        CollisionFlags cf = BulletSimAPI.GetCollisionFlags2(Body.Ptr);
-        DetailLog("{0},BSPrim.SetObjectDynamic,taint,static={1},solid={2},mass={3}, cf={4}", LocalID, IsStatic, IsSolid, mass, cf);
+        DetailLog("{0},BSPrim.SetObjectDynamic,taint,static={1},solid={2},mass={3}, cf={4}", LocalID, IsStatic, IsSolid, mass, m_currentCollisionFlags);
+    }
+
+    // "Making dynamic" means changing to and from static.
+    // When static, gravity does not effect the object and it is fixed in space.
+    // When dynamic, the object can fall and be pushed by others.
+    // This is independent of its 'solidness' which controls what passes through
+    //    this object and what interacts with it.
+    private void MakeDynamic()
+    {
+        if (IsStatic)
+        {
+            // Become a Bullet 'static' object type
+            BulletSimAPI.AddToCollisionFlags2(BSBody.Ptr, CollisionFlags.CF_STATIC_OBJECT);
+            // Stop all movement
+            BulletSimAPI.ClearAllForces2(BSBody.Ptr);
+            // Mass is zero which disables a bunch of physics stuff in Bullet
+            BulletSimAPI.SetMassProps2(BSBody.Ptr, 0f, OMV.Vector3.Zero);
+            // There is no inertia in a static object
+            BulletSimAPI.UpdateInertiaTensor2(BSBody.Ptr);
+            // The activation state is 'sleeping' so Bullet will not try to act on it
+            BulletSimAPI.ForceActivationState2(BSBody.Ptr, ActivationState.ISLAND_SLEEPING);
+        }
+        else
+        {
+            // Not a Bullet static object
+            BulletSimAPI.RemoveFromCollisionFlags2(BSBody.Ptr, CollisionFlags.CF_STATIC_OBJECT);
+            // A dynamic object has mass
+            BulletSimAPI.SetMassProps2(BSBody.Ptr, _mass, OMV.Vector3.Zero);
+            // The shape is interesting and has mass and a center of gravity
+            IntPtr collisionShapePtr = BulletSimAPI.GetCollisionShape2(BSBody.Ptr);
+            BulletSimAPI.CalculateLocalInertia2(collisionShapePtr, _mass, OMV.Vector3.Zero);
+            // Inertia is based on our new mass
+            BulletSimAPI.UpdateInertiaTensor2(BSBody.Ptr);
+            // Force activation of the object so Bullet will act on it.
+            BulletSimAPI.Activate2(BSBody.Ptr, true);
+        }
+    }
+
+    private void MakeSolid()
+    {
     }
 
     // prims don't fly
@@ -609,7 +672,7 @@ public sealed class BSPrim : BSPhysObject
         }
         else
         {
-            m_log.WarnFormat("{0}: Got a NaN force applied to a Character", LogHeader);
+            m_log.WarnFormat("{0}: Got a NaN force applied to a prim. LocalID={1}", LogHeader, LocalID);
             return;
         }
         _scene.TaintedObject("BSPrim.AddForce", delegate()
@@ -624,7 +687,8 @@ public sealed class BSPrim : BSPhysObject
                 m_accumulatedForces.Clear();
             }
             DetailLog("{0},BSPrim.AddObjectForce,taint,force={1}", LocalID, _force);
-            BulletSimAPI.AddObjectForce2(Body.Ptr, fSum);
+            // For unknown reason, "ApplyCentralForce" is really additive.
+            BulletSimAPI.ApplyCentralForce2(BSBody.Ptr, fSum);
         });
     }
 
@@ -644,7 +708,7 @@ public sealed class BSPrim : BSPhysObject
 
             Scene.TaintedObject("BSPrim.SubscribeEvents", delegate()
             {
-                BulletSimAPI.AddToCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
+                m_currentCollisionFlags = BulletSimAPI.AddToCollisionFlags2(BSBody.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
             });
         }
     }
@@ -652,7 +716,7 @@ public sealed class BSPrim : BSPhysObject
         _subscribedEventsMs = 0;
         Scene.TaintedObject("BSPrim.UnSubscribeEvents", delegate()
         {
-            BulletSimAPI.RemoveFromCollisionFlags2(Body.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
+            m_currentCollisionFlags = BulletSimAPI.RemoveFromCollisionFlags2(BSBody.Ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
         });
     }
     public override bool SubscribedEvents() { 
@@ -1237,7 +1301,7 @@ public sealed class BSPrim : BSPhysObject
         bool ret = BulletSimAPI.CreateObject(_scene.WorldID, shape);
 
         // the CreateObject() may have recreated the rigid body. Make sure we have the latest.
-        Body = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(_scene.World.Ptr, LocalID));
+        BSBody = new BulletBody(LocalID, BulletSimAPI.GetBodyHandle2(_scene.World.Ptr, LocalID));
 
         return ret;
     }

OpenSim/Region/Physics/BulletSPlugin/BSTerrainManager.cs

@@ -403,13 +403,13 @@ public class BSTerrainManager
         {
             float regionX = tX - offsetX;
             float regionY = tY - offsetY;
-            if (regionX > mapInfo.sizeX) regionX = 0;
-            if (regionY > mapInfo.sizeY) regionY = 0;
+            if (regionX >= mapInfo.sizeX || regionX < 0f) regionX = 0;
+            if (regionY >= mapInfo.sizeY || regionY < 0f) regionY = 0;
             int mapIndex = (int)regionY * (int)mapInfo.sizeY + (int)regionX;
             ret = mapInfo.heightMap[mapIndex];
             m_terrainModified = false;
-            DetailLog("{0},BSTerrainManager.GetTerrainHeightAtXY,bX={1},baseY={2},szX={3},szY={4},regX={5},regY={6},index={7},ht={8}",
-                    BSScene.DetailLogZero, offsetX, offsetY, mapInfo.sizeX, mapInfo.sizeY, regionX, regionY, mapIndex, ret);
+            // DetailLog("{0},BSTerrainManager.GetTerrainHeightAtXY,bX={1},baseY={2},szX={3},szY={4},regX={5},regY={6},index={7},ht={8}",
+            //         BSScene.DetailLogZero, offsetX, offsetY, mapInfo.sizeX, mapInfo.sizeY, regionX, regionY, mapIndex, ret);
         }
         else
         {

OpenSim/Region/Physics/BulletSPlugin/BulletSimAPI.cs

@@ -218,7 +218,20 @@ public struct ConfigurationParameters
     public const float numericFalse = 0f;
 }
 
-// Values used by Bullet and BulletSim to control collisions
+
+// The states a bullet collision object can have
+public enum ActivationState : uint
+{
+    ACTIVE_TAG = 1,
+    ISLAND_SLEEPING,
+    WANTS_DEACTIVATION,
+    DISABLE_DEACTIVATION,
+    DISABLE_SIMULATION
+}
+
+// Values used by Bullet and BulletSim to control object properties.
+// Bullet's "CollisionFlags" has more to do with operations on the
+//    object (if collisions happen, if gravity effects it, ...).
 public enum CollisionFlags : uint
 {
     CF_STATIC_OBJECT                 = 1 << 0,
@@ -233,8 +246,75 @@ public enum CollisionFlags : uint
     BS_VOLUME_DETECT_OBJECT          = 1 << 11,
     BS_PHANTOM_OBJECT                = 1 << 12,
     BS_PHYSICAL_OBJECT               = 1 << 13,
+    BS_TERRAIN_OBJECT                = 1 << 14,
+    BS_NONE                          = 0,
+    BS_ALL                           = 0xFFFFFFFF
 };
 
+// Values for collisions groups and masks
+public enum CollisionFilterGroups : uint
+{
+    NoneFilter              = 0,
+    DefaultFilter           = 1 << 0,
+    StaticFilter            = 1 << 1,
+    KinematicFilter         = 1 << 2,
+    DebrisFilter            = 1 << 3,
+    SensorTrigger           = 1 << 4,
+    CharacterFilter         = 1 << 5,
+    AllFilter               = 0xFFFFFFFF,
+    // Filter groups defined by BulletSim
+    GroundPlaneFilter       = 1 << 10,
+    TerrainFilter           = 1 << 11,
+    RaycastFilter           = 1 << 12,
+    SolidFilter             = 1 << 13,
+};
+
+    // For each type, we first clear and then set the collision flags
+public enum ClearCollisionFlag : uint
+{
+    Terrain = CollisionFlags.BS_ALL,
+    Phantom = CollisionFlags.BS_ALL,
+    VolumeDetect = CollisionFlags.BS_ALL,
+    PhysicalObject = CollisionFlags.BS_ALL,
+    StaticObject = CollisionFlags.BS_ALL
+}
+
+public enum SetCollisionFlag : uint
+{
+    Terrain = CollisionFlags.CF_STATIC_OBJECT
+        | CollisionFlags.BS_TERRAIN_OBJECT,
+    Phantom = CollisionFlags.CF_STATIC_OBJECT
+        | CollisionFlags.BS_PHANTOM_OBJECT
+        | CollisionFlags.CF_NO_CONTACT_RESPONSE,
+    VolumeDetect = CollisionFlags.CF_STATIC_OBJECT
+        | CollisionFlags.BS_VOLUME_DETECT_OBJECT
+        | CollisionFlags.CF_NO_CONTACT_RESPONSE,
+    PhysicalObject = CollisionFlags.BS_PHYSICAL_OBJECT,
+    StaticObject = CollisionFlags.CF_STATIC_OBJECT,
+}
+
+// Collision filters used for different types of objects
+public enum SetCollisionFilter : uint
+{
+    Terrain = CollisionFilterGroups.AllFilter,
+    Phantom = CollisionFilterGroups.GroundPlaneFilter
+        | CollisionFilterGroups.TerrainFilter,
+    VolumeDetect = CollisionFilterGroups.AllFilter,
+    PhysicalObject = CollisionFilterGroups.AllFilter,
+    StaticObject = CollisionFilterGroups.AllFilter,
+}
+
+// Collision masks used for different types of objects
+public enum SetCollisionMask : uint
+{
+    Terrain = CollisionFilterGroups.AllFilter,
+    Phantom = CollisionFilterGroups.GroundPlaneFilter
+        | CollisionFilterGroups.TerrainFilter,
+    VolumeDetect = CollisionFilterGroups.AllFilter,
+    PhysicalObject = CollisionFilterGroups.AllFilter,
+    StaticObject = CollisionFilterGroups.AllFilter
+}
+
 // CFM controls the 'hardness' of the constraint. 0=fixed, 0..1=violatable. Default=0
 // ERP controls amount of correction per tick. Usable range=0.1..0.8. Default=0.2.
 public enum ConstraintParams : int
@@ -347,6 +427,7 @@ public static extern bool SetObjectVelocity(uint worldID, uint id, Vector3 veloc
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern bool SetObjectAngularVelocity(uint worldID, uint id, Vector3 angularVelocity);
 
+// Set the current force acting on the object
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern bool SetObjectForce(uint worldID, uint id, Vector3 force);
 
@@ -403,6 +484,7 @@ public static extern void SetDebugLogCallback(DebugLogCallback callback);
 // The names have a "2" tacked on. This will be removed as the C# code gets rebuilt
 //    and the old code is removed.
 
+// Functions use while converting from API1 to API2. Can be removed when totally converted.
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr GetSimHandle2(uint worldID);
 
@@ -413,6 +495,7 @@ public static extern IntPtr GetBodyHandleWorldID2(uint worldID, uint id);
 public static extern IntPtr GetBodyHandle2(IntPtr world, uint id);
 
 // ===============================================================================
+// Initialization and simulation
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr Initialize2(Vector3 maxPosition, IntPtr parms,
 											int maxCollisions,  IntPtr collisionArray,
@@ -438,6 +521,7 @@ public static extern int PhysicsStep2(IntPtr world, float timeStep, int maxSubSt
 public static extern bool PushUpdate2(IntPtr obj);
 
 // =====================================================================================
+// Mesh, hull, shape and body creation helper routines
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr CreateMeshShape2(IntPtr world, 
                 int indicesCount, [MarshalAs(UnmanagedType.LPArray)] int[] indices, 
@@ -460,12 +544,26 @@ public static extern bool DeleteCollisionShape2(IntPtr world, IntPtr shape);
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr CreateBodyFromShape2(IntPtr sim, IntPtr shape, Vector3 pos, Quaternion rot);
 
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern IntPtr CreateBodyFromShapeAndInfo2(IntPtr sim, IntPtr shape, IntPtr constructionInfo);
+
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr CreateBodyWithDefaultMotionState2(IntPtr shape, Vector3 pos, Quaternion rot);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetBodyShape2(IntPtr sim, IntPtr obj, IntPtr shape);
+public static extern IntPtr AllocateBodyInfo2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ReleaseBodyInfo2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void DestroyObject2(IntPtr sim, IntPtr obj);
+
 // =====================================================================================
+// Terrain creation and helper routines
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void DumpMapInfo(IntPtr sim, IntPtr manInfo);
+
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr CreateHeightMapInfo2(IntPtr sim, uint id, Vector3 minCoords, Vector3 maxCoords, 
         [MarshalAs(UnmanagedType.LPArray)] float[] heightMap, float collisionMargin);
@@ -484,6 +582,7 @@ public static extern IntPtr CreateGroundPlaneShape2(uint id, float height, float
 public static extern IntPtr CreateTerrainShape2(IntPtr mapInfo);
 
 // =====================================================================================
+// Constraint creation and helper routines
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern IntPtr Create6DofConstraint2(IntPtr world, IntPtr obj1, IntPtr obj2,
                     Vector3 frame1loc, Quaternion frame1rot,
@@ -536,16 +635,108 @@ public static extern bool SetConstraintParam2(IntPtr constrain, ConstraintParams
 public static extern bool DestroyConstraint2(IntPtr world, IntPtr constrain);
 
 // =====================================================================================
+// btCollisionWorld entries
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void UpdateSingleAabb2(IntPtr world, IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void UpdateAabbs2(IntPtr world);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool GetForceUpdateAllAabbs2(IntPtr world);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetForceUpdateAllAabbs2(IntPtr world, bool force);
+
+// =====================================================================================
+// btDynamicsWorld entries
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern bool AddObjectToWorld2(IntPtr world, IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern bool RemoveObjectFromWorld2(IntPtr world, IntPtr obj);
 
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool AddConstraintToWorld2(IntPtr world, IntPtr constrain, bool disableCollisionsBetweenLinkedObjects);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool RemoveConstraintFromWorld2(IntPtr world, IntPtr constrain);
 // =====================================================================================
+// btCollisionObject entries
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetAnisotripicFriction2(IntPtr constrain);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 SetAnisotripicFriction2(IntPtr constrain, Vector3 frict);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool HasAnisotripicFriction2(IntPtr constrain);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetContactProcessingThreshold2(IntPtr obj, float val);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetContactProcessingThreshold2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsStaticObject2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsKinematicObject2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsStaticOrKinematicObject2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool HasContactResponse2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetCollisionShape2(IntPtr sim, IntPtr obj, IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern IntPtr GetCollisionShape2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern int GetActivationState2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetActivationState2(IntPtr obj, int state);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetDeactivationTime2(IntPtr obj, float dtime);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetDeactivationTime2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ForceActivationState2(IntPtr obj, ActivationState state);
+
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern void Activate2(IntPtr obj, bool forceActivation);
 
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsActive2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetRestitution2(IntPtr obj, float val);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetRestitution2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetFriction2(IntPtr obj, float val);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetFriction2(IntPtr obj);
+
+    /* Haven't defined the type 'Transform'
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Transform GetWorldTransform2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void setWorldTransform2(IntPtr obj, Transform trans);
+     */
+
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern Vector3 GetPosition2(IntPtr obj);
 
@@ -553,89 +744,288 @@ public static extern Vector3 GetPosition2(IntPtr obj);
 public static extern Quaternion GetOrientation2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetTranslation2(IntPtr obj, Vector3 position, Quaternion rotation);
+public static extern void SetTranslation2(IntPtr obj, Vector3 position, Quaternion rotation);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetVelocity2(IntPtr obj, Vector3 velocity);
+public static extern IntPtr GetBroadphaseHandle2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetAngularVelocity2(IntPtr obj, Vector3 angularVelocity);
+public static extern void SetBroadphaseHandle2(IntPtr obj, IntPtr handle);
+
+    /*
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Transform GetInterpolationWorldTransform2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetObjectForce2(IntPtr obj, Vector3 force);
+public static extern void SetInterpolationWorldTransform2(IntPtr obj, Transform trans);
+     */
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool AddObjectForce2(IntPtr obj, Vector3 force);
+public static extern void SetInterpolationLinearVelocity2(IntPtr obj, Vector3 vel);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetCcdMotionThreshold2(IntPtr obj, float val);
+public static extern void SetInterpolationAngularVelocity2(IntPtr obj, Vector3 vel);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetCcdSweepSphereRadius2(IntPtr obj, float val);
+public static extern void SetInterpolationVelocity2(IntPtr obj, Vector3 linearVel, Vector3 angularVel);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetDamping2(IntPtr obj, float lin_damping, float ang_damping);
+public static extern float GetHitFraction2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetDeactivationTime2(IntPtr obj, float val);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetSleepingThresholds2(IntPtr obj, float lin_threshold, float ang_threshold);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetContactProcessingThreshold2(IntPtr obj, float val);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetFriction2(IntPtr obj, float val);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetHitFraction2(IntPtr obj, float val);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetRestitution2(IntPtr obj, float val);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetLinearVelocity2(IntPtr obj, Vector3 val);
-
-[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetInterpolation2(IntPtr obj, Vector3 lin, Vector3 ang);
+public static extern void SetHitFraction2(IntPtr obj, float val);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern CollisionFlags GetCollisionFlags2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern IntPtr SetCollisionFlags2(IntPtr obj, CollisionFlags flags);
+public static extern CollisionFlags SetCollisionFlags2(IntPtr obj, CollisionFlags flags);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern IntPtr AddToCollisionFlags2(IntPtr obj, CollisionFlags flags);
+public static extern CollisionFlags AddToCollisionFlags2(IntPtr obj, CollisionFlags flags);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern IntPtr RemoveFromCollisionFlags2(IntPtr obj, CollisionFlags flags);
+public static extern CollisionFlags RemoveFromCollisionFlags2(IntPtr obj, CollisionFlags flags);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetMassProps2(IntPtr obj, float mass, Vector3 inertia);
+public static extern float GetCcdMotionThreshold2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool UpdateInertiaTensor2(IntPtr obj);
+public static extern void SetCcdMotionThreshold2(IntPtr obj, float val);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetGravity2(IntPtr obj, Vector3 val);
+public static extern float GetCcdSweepSphereRadius2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern IntPtr ClearForces2(IntPtr obj);
+public static extern void SetCcdSweepSphereRadius2(IntPtr obj, float val);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern IntPtr ClearAllForces2(IntPtr obj);
+public static extern IntPtr GetUserPointer2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool SetMargin2(IntPtr obj, float val);
+public static extern void SetUserPointer2(IntPtr obj, IntPtr val);
+
+// =====================================================================================
+// btRigidBody entries
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyGravity2(IntPtr obj);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool UpdateSingleAabb2(IntPtr world, IntPtr obj);
+public static extern void SetGravity2(IntPtr obj, Vector3 val);
 
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
-public static extern bool DestroyObject2(IntPtr world, IntPtr obj);
+public static extern Vector3 GetGravity2(IntPtr obj);
 
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetDamping2(IntPtr obj, float lin_damping, float ang_damping);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetLinearDamping2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetAngularDamping2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetLinearSleepingThreshold2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetAngularSleepingThreshold2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyDamping2(IntPtr obj, float timeStep);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetMassProps2(IntPtr obj, float mass, Vector3 inertia);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetLinearFactor2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetLinearFactor2(IntPtr obj, Vector3 factor);
+
+    /*
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetCenterOfMassTransform2(IntPtr obj, Transform trans);
+     */
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetCenterOfMassByPosRot2(IntPtr obj, Vector3 pos, Quaternion rot);
+
+// Add a force to the object as if its mass is one.
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyCentralForce2(IntPtr obj, Vector3 force);
+
+// Set the force being applied to the object as if its mass is one.
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetObjectForce2(IntPtr obj, Vector3 force);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetTotalForce2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetTotalTorque2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetInvInertiaDiagLocal2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetInvInertiaDiagLocal2(IntPtr obj, Vector3 inert);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetSleepingThresholds2(IntPtr obj, float lin_threshold, float ang_threshold);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyTorque2(IntPtr obj, Vector3 torque);
+
+// Apply force at the given point. Will add torque to the object.
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyForce2(IntPtr obj, Vector3 force, Vector3 pos);
+
+// Apply impulse to the object. Same as "ApplycentralForce" but force scaled by object's mass.
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyCentralImpulse2(IntPtr obj, Vector3 imp);
+
+// Apply impulse to the object's torque. Force is scaled by object's mass.
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyTorqueImpulse2(IntPtr obj, Vector3 imp);
+
+// Apply impulse at the point given. For is scaled by object's mass and effects both linear and angular forces.
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ApplyImpulse2(IntPtr obj, Vector3 imp, Vector3 pos);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ClearForces2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void ClearAllForces2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void UpdateInertiaTensor2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetCenterOfMassPosition2(IntPtr obj);
+
+    /*
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Transform GetCenterOfMassTransform2(IntPtr obj);
+     */
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetLinearVelocity2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetAngularVelocity2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetLinearVelocity2(IntPtr obj, Vector3 val);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetAngularVelocity2(IntPtr obj, Vector3 angularVelocity);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetVelocityInLocalPoint2(IntPtr obj, Vector3 pos);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void Translate2(IntPtr obj, Vector3 trans);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void UpdateDeactivation2(IntPtr obj, float timeStep);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool WantsSleeping2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetAngularFactor2(IntPtr obj, float factor);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetAngularFactorV2(IntPtr obj, Vector3 factor);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetAngularFactor2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsInWorld2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void AddConstraintRef2(IntPtr obj, IntPtr constrain);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void RemoveConstraintRef2(IntPtr obj, IntPtr constrain);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern IntPtr GetConstraintRef2(IntPtr obj, int index);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern int GetNumConstraintRefs2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetDeltaLinearVelocity2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetDeltaAngularVelocity2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetPushVelocity2(IntPtr obj);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetTurnVelocity2(IntPtr obj);
+
+// =====================================================================================
+// btCollisionShape entries
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetAngularMotionDisc2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetContactBreakingThreshold2(IntPtr shape, float defaultFactor);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsPolyhedral2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsConvex2d2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsConvex2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsNonMoving2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsConcave2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsCompound2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsSoftBody2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern bool IsInfinite2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetLocalScaling2(IntPtr shape, Vector3 scale);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern Vector3 GetLocalScaling2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void CalculateLocalInertia2(IntPtr shape, float mass, Vector3 inertia);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern int GetShapeType2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetMargin2(IntPtr shape, float val);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern float GetMargin2(IntPtr shape);
+
+[DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
+public static extern void SetCollisionFilterMask(IntPtr shape, uint filter, uint mask);
+
+// =====================================================================================
+// Debugging
 [DllImport("BulletSim", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
 public static extern void DumpPhysicsStatistics2(IntPtr sim);
 

OpenSim/Region/RegionCombinerModule/RegionCombinerModule.cs

@@ -39,11 +39,8 @@ using OpenSim.Framework.Console;
 using OpenSim.Region.Physics.Manager;
 using Mono.Addins;
 
-[assembly: Addin("RegionCombinerModule", "0.1")]
-[assembly: AddinDependency("OpenSim", "0.5")]
 namespace OpenSim.Region.RegionCombinerModule
 {
-    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
     public class RegionCombinerModule : ISharedRegionModule, IRegionCombinerModule
     {
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

OpenSim/Region/RegionCombinerModule/Resources/RegionCombinerModule.addin.xml

@@ -0,0 +1,14 @@
+<Addin id="OpenSim.RegionModules.RegionCombinerModule" version="0.3">
+    <Runtime>
+        <Import assembly="OpenSim.Region.RegionCombinerModule.dll"/>
+    </Runtime>
+
+    <Dependencies>
+        <Addin id="OpenSim" version="0.5" />
+    </Dependencies>
+
+    <Extension path = "/OpenSim/RegionModules">
+        <RegionModule id="RegionCombinerModule" type="OpenSim.Region.RegionCombinerModule.RegionCombinerModule" />
+    </Extension>
+
+</Addin>

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs

@@ -1948,7 +1948,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                     pos.x > (Constants.RegionSize + 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 > (Constants.RegionSize + 10) || // return FALSE if more than 10 meters into a north-adjacent region.
-                    pos.z > 4096 // return FALSE if altitude than 4096m
+                    pos.z > Constants.RegionHeight // return FALSE if altitude than 4096m
                 )
             )
             {
@@ -1959,8 +1959,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             // 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((float)objectPos.X, (float)objectPos.Y);
-            LandData there = World.GetLandData((float)pos.x, (float)pos.y);
+            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.
 
@@ -9770,20 +9770,20 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                     switch ((ParcelMediaCommandEnum) aList.Data[i])
                     {
                         case ParcelMediaCommandEnum.Url:
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y).MediaURL));
+                            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.X, m_host.AbsolutePosition.Y).Description));
+                            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.X, m_host.AbsolutePosition.Y).MediaID.ToString()));
+                            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.X, m_host.AbsolutePosition.Y).MediaType));
+                            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.X, m_host.AbsolutePosition.Y).MediaWidth));
-                            list.Add(new LSL_String(World.GetLandData(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y).MediaHeight));
+                            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;
@@ -10398,7 +10398,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public LSL_List llGetParcelDetails(LSL_Vector pos, LSL_List param)
         {
             m_host.AddScriptLPS(1);
-            LandData land = World.GetLandData((float)pos.x, (float)pos.y);
+            LandData land = World.GetLandData(pos);
             if (land == null)
             {
                 return new LSL_List(0);

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/MOD_Api.cs

@@ -254,7 +254,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             
             object[] convertedParms = new object[parms.Length];
             for (int i = 0; i < parms.Length; i++)
-                convertedParms[i] = ConvertFromLSL(parms[i],signature[i]);
+                convertedParms[i] = ConvertFromLSL(parms[i],signature[i], fname);
 
             // now call the function, the contract with the function is that it will always return
             // non-null but don't trust it completely
@@ -294,7 +294,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
         /// <summary>
         /// </summary>
-        protected object ConvertFromLSL(object lslparm, Type type)
+        protected object ConvertFromLSL(object lslparm, Type type, string fname)
         {
             // ---------- String ----------
             if (lslparm is LSL_String)
@@ -374,14 +374,14 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                                 (LSL_Vector)plist[i]);
                         }
                         else
-                            MODError("unknown LSL list element type");
+                            MODError(String.Format("{0}: unknown LSL list element type", fname));
                     }
 
                     return result;
                 }
             }
             
-            MODError(String.Format("parameter type mismatch; expecting {0}",type.Name));
+            MODError(String.Format("{1}: parameter type mismatch; expecting {0}",type.Name, fname));
             return null;
         }
 

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs

@@ -2941,7 +2941,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             ScenePresence presence = World.GetScenePresence(avatarId); 
             if (presence != null)
             {
-                LandData land = World.GetLandData((float)pos.X, (float)pos.Y);
+                LandData land = World.GetLandData(pos);
                 if ((land.Flags & (uint)ParcelFlags.AllowDamage) == (uint)ParcelFlags.AllowDamage)
                 {
                     float health = presence.Health;

OpenSim/Server/Base/ServicesServerBase.cs

@@ -26,6 +26,7 @@
  */
 
 using System;
+using System.Collections.Generic;
 using System.IO;
 using System.Reflection;
 using System.Threading;
@@ -71,10 +72,17 @@ namespace OpenSim.Server.Base
         //
         private string m_pidFile = String.Empty;
 
+        /// <summary>
+        /// Time at which this server was started
+        /// </summary>
+        protected DateTime m_startuptime;
+
         // Handle all the automagical stuff
         //
         public ServicesServerBase(string prompt, string[] args)
         {
+            m_startuptime = DateTime.Now;
+
             // Save raw arguments
             //
             m_Arguments = args;
@@ -250,6 +258,10 @@ namespace OpenSim.Server.Base
                                           "command-script <script>",
                                           "Run a command script from file", HandleScript);
 
+            MainConsole.Instance.Commands.AddCommand("General", false, "show uptime",
+                        "show uptime",
+                        "Show server uptime", HandleShow);
+
 
             // Allow derived classes to perform initialization that
             // needs to be done after the console has opened
@@ -345,5 +357,34 @@ namespace OpenSim.Server.Base
             {
             }
         }
+
+        public virtual void HandleShow(string module, string[] cmd)
+        {
+            List<string> args = new List<string>(cmd);
+
+            args.RemoveAt(0);
+
+            string[] showParams = args.ToArray();
+
+            switch (showParams[0])
+            {
+                case "uptime":
+                    MainConsole.Instance.Output(GetUptimeReport());
+                    break;
+            }
+        }
+
+        /// <summary>
+        /// Return a report about the uptime of this server
+        /// </summary>
+        /// <returns></returns>
+        protected string GetUptimeReport()
+        {
+            StringBuilder sb = new StringBuilder(String.Format("Time now is {0}\n", DateTime.Now));
+            sb.Append(String.Format("Server has been running since {0}, {1}\n", m_startuptime.DayOfWeek, m_startuptime));
+            sb.Append(String.Format("That is an elapsed time of {0}\n", DateTime.Now - m_startuptime));
+
+            return sb.ToString();
+        }
     }
 }

OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs

@@ -101,7 +101,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
         public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
         {
             Vector3d minPosition = new Vector3d(regionInfo.RegionLocX, regionInfo.RegionLocY, 0.0);
-            Vector3d maxPosition = minPosition + new Vector3d(Constants.RegionSize, Constants.RegionSize, 4096.0);
+            Vector3d maxPosition = minPosition + new Vector3d(Constants.RegionSize, Constants.RegionSize, Constants.RegionHeight);
 
             OSDMap extraData = new OSDMap
             {
@@ -286,7 +286,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
             List<GridRegion> foundRegions = new List<GridRegion>();
 
             Vector3d minPosition = new Vector3d(xmin, ymin, 0.0);
-            Vector3d maxPosition = new Vector3d(xmax, ymax, 4096.0);
+            Vector3d maxPosition = new Vector3d(xmax, ymax, Constants.RegionHeight);
 
             NameValueCollection requestArgs = new NameValueCollection
             {

README.md

@@ -1,8 +1,6 @@
 Welcome to OpenSim!
 
-==================
-==== OVERVIEW ====
-==================
+# Overview
 
 OpenSim is a BSD Licensed Open Source project to develop a functioning
 virtual worlds server platform capable of supporting multiple clients
@@ -12,16 +10,12 @@ C#, and can run under Mono or the Microsoft .NET runtimes.
 This is considered an alpha release.  Some stuff works, a lot doesn't.
 If it breaks, you get to keep *both* pieces.
 
-=========================
-=== Compiling OpenSim ===
-=========================
+# Compiling OpenSim
 
-Please see BUILDING.txt if you downloaded a source distribution and 
+Please see BUILDING.md if you downloaded a source distribution and 
 need to build OpenSim before running it.
 
-==================================
-=== Running OpenSim on Windows ===
-==================================
+# Running OpenSim on Windows
 
 We recommend that you run OpenSim from a command prompt on Windows in order
 to capture any errors.
@@ -33,9 +27,7 @@ To run OpenSim from a command prompt
 
 Now see the "Configuring OpenSim" section
 
-================================
-=== Running OpenSim on Linux ===
-================================
+# Running OpenSim on Linux
 
 You will need Mono >= 2.4.3 to run OpenSim.  On some Linux distributions you
 may need to install additional packages.  See http://opensimulator.org/wiki/Dependencies
@@ -48,14 +40,12 @@ To run OpenSim, from the unpacked distribution type:
 
 Now see the "Configuring OpenSim" section
 
-===========================
-=== Configuring OpenSim ===
-===========================
+# Configuring OpenSim
 
 When OpenSim starts for the first time, you will be prompted with a
 series of questions that look something like:
 
-[09-17 03:54:40] DEFAULT REGION CONFIG: Simulator Name [OpenSim Test]:
+	[09-17 03:54:40] DEFAULT REGION CONFIG: Simulator Name [OpenSim Test]:
 
 For all the options except simulator name, you can safely hit enter to accept
 the default if you want to connect using a client on the same machine or over
@@ -72,7 +62,7 @@ in-world.  You can also use these details to perform your first login.
 
 Once you are presented with a prompt that looks like:
 
-  Region (My region name) #
+	Region (My region name) #
 
 You have successfully started OpenSim.
 
@@ -83,9 +73,7 @@ Helpful resources:
  * http://opensimulator.org/wiki/Configuration
  * http://opensimulator.org/wiki/Configuring_Regions
 
-==================================
-=== Connecting to your OpenSim ===
-==================================
+# Connecting to your OpenSim
 
 By default your sim will be available for login on port 9000.  You can login by
 adding -loginuri http://127.0.0.1:9000 to the command that starts Second Life
@@ -96,15 +84,11 @@ http://192.168.1.2:9000)
 To login, use the avatar details that you gave for your estate ownership or the
 one you set up using the "create user" command.
 
-===================
-=== Bug reports ===
-===================
+# Bug reports
 
 In the very likely event of bugs biting you (err, your OpenSim) we
 encourage you to see whether the problem has already been reported on
-the OpenSim mantis system. You can find the OpenSim mantis system at
-
-    http://opensimulator.org/mantis/main_page.php
+the [OpenSim mantis system](http://opensimulator.org/mantis/main_page.php).
 
 If your bug has already been reported, you might want to add to the
 bug description and supply additional information.
@@ -119,9 +103,7 @@ mantis"). Useful information to include:
 
        mono --debug OpenSim.exe
 
-===================================
-=== More Information on OpenSim ===
-===================================
+# More Information on OpenSim
 
 More extensive information on building, running, and configuring
 OpenSim, as well as how to report bugs, and participate in the OpenSim

bin/OpenSim.ini.example

@@ -107,6 +107,11 @@
     ;; If a viewer attempts to rez a prim larger than the non-physical or physical prim max, clamp the dimensions to the appropriate maximum
     ;; This can be overriden in the region config file.
     ; ClampPrimSize = false
+	
+	;# {LinksetPrims} {} {Max prims an object will hold?} {} 0
+	;; Maximum number of prims allowable in a linkset. Affects creating new linksets. Ignored if less than or equal to zero.
+	;; This can be overriden in the region config file.
+	; LinksetPrims = 0
 
     ;# {AllowScriptCrossing} {} {Allow scripts to cross into this region} {true false} true
     ;; Allow scripts to keep running when they cross region boundaries, rather than being restarted.  State is reloaded on the destination region.

bin/OpenSimDefaults.ini

@@ -94,6 +94,10 @@
     ; If a viewer attempts to rez a prim larger than the non-physical or physical prim max, clamp the dimensions to the appropriate maximum
     ; This can be overriden in the region config file.
     ClampPrimSize = false
+	
+	; Maximum number of prims allowable in a linkset. Affects creating new linksets. Ignored if less than or equal to zero.
+	; This can be overriden in the region config file.
+	LinksetPrims = 0
 
     ; Allow scripts to keep running when they cross region boundaries, rather than being restarted.  State is reloaded on the destination region.
     ; This only applies when crossing to a region running in a different simulator.  
@@ -703,6 +707,13 @@
     ; Default is false.
     ReuseDynamicTextures = false
 
+    ; If true, then textures generated dynamically that have a low data size relative to their pixel size are not reused
+    ; This is to workaround an apparent LL 3.3.4 and earlier viewer bug where such textures are not redisplayed properly when pulled from the viewer cache.
+    ; Only set this to true if you are sure that all the viewers using your simulator will not suffer from this problem.
+    ; This setting only has an affect is ReuseDynamicTextures = true
+    ; Default is false
+    ReuseDynamicLowDataTextures = false
+
 
 [ODEPhysicsSettings]
     ; ## 

bin/Robust.HG.ini.example

@@ -104,6 +104,12 @@ ServiceConnectors = "8003/OpenSim.Server.Handlers.dll:AssetServiceConnector,8003
     ; Region_Welcome_Area = "DefaultRegion, FallbackRegion"
     ; (replace spaces with underscore)
 
+	;; Allow Hyperlinks to be created at the console
+    HypergridLinker = true
+
+	Gatekeeper = "http://127.0.0.1:8002"
+
+
 ; * This is the configuration for the freeswitch server in grid mode
 [FreeswitchService]
     LocalServiceModule = "OpenSim.Services.FreeswitchService.dll:FreeswitchService"

bin/config-include/StandaloneHypergrid.ini

@@ -36,8 +36,6 @@
     SimulationServiceInConnector		= true
 	MapImageServiceInConnector			= true
 
-[Profile]
-    Module = "BasicProfileModule"
 
 [Messaging]
     MessageTransferModule = HGMessageTransferModule
@@ -97,6 +95,10 @@
     GridUserService = "OpenSim.Services.UserAccountService.dll:GridUserService"
     GridService = "OpenSim.Services.GridService.dll:GridService"
     InventoryService = "OpenSim.Services.InventoryService.dll:XInventoryService"
+    AvatarService = "OpenSim.Services.AvatarService.dll:AvatarService"
+
+    ;; This switch creates the minimum set of body parts and avatar entries for a viewer 2 to show a default "Ruth" avatar rather than a cloud.
+    CreateDefaultAvatarEntries = true
 
 [GridUserService]
     LocalServiceModule = "OpenSim.Services.UserAccountService.dll:GridUserService"