7 files changed, 42 insertions, 17 deletions

diff --git a/OpenSim/Region/Application/OpenSimBase.cs b/OpenSim/Region/Application/OpenSimBase.cs
index f378153..aed10f6 100644
--- a/OpenSim/Region/Application/OpenSimBase.cs
+++ b/OpenSim/Region/Application/OpenSimBase.cs
@@ -783,6 +783,7 @@ namespace OpenSim
             scene.LoadWorldMap();
 
             scene.PhysicsScene = GetPhysicsScene(scene.RegionInfo.RegionName);
+            scene.PhysicsScene.RequestAssetMethod = scene.PhysicsRequestAsset;
             scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
             scene.PhysicsScene.SetWaterLevel((float) regionInfo.RegionSettings.WaterHeight);
 
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index f7d74db..3a28d42 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -5816,5 +5816,21 @@ Environment.Exit(1);
         {
             GC.Collect();
         }
+
+        // Wrappers to get physics modules retrieve assets. Has to be done this way
+        // because we can't assign the asset service to physics directly - at the
+        // time physics are instantiated it's not registered but it will be by
+        // the time the first prim exists.
+        public void PhysicsRequestAsset(UUID assetID, AssetReceivedDelegate callback)
+        {
+            AssetService.Get(assetID.ToString(), callback, PhysicsAssetReceived);
+        }
+
+        private void PhysicsAssetReceived(string id, Object sender, AssetBase asset)
+        {
+            AssetReceivedDelegate callback = (AssetReceivedDelegate)sender;
+
+            callback(asset);
+        }
     }
 }
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs b/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs
index 07f5a21..ea3093a 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSConstraint.cs
@@ -86,7 +86,7 @@ public class BSConstraint : IDisposable
 
     public bool SetCFMAndERP(float cfm, float erp)
     {
-        bool ret = false;
+        bool ret = true;
         BulletSimAPI.SetConstraintParam2(m_constraint.Ptr, ConstraintParams.BT_CONSTRAINT_STOP_CFM, cfm, ConstraintParamAxis.AXIS_ALL);
         BulletSimAPI.SetConstraintParam2(m_constraint.Ptr, ConstraintParams.BT_CONSTRAINT_STOP_ERP, erp, ConstraintParamAxis.AXIS_ALL);
         BulletSimAPI.SetConstraintParam2(m_constraint.Ptr, ConstraintParams.BT_CONSTRAINT_CFM, cfm, ConstraintParamAxis.AXIS_ALL);
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs b/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
index 50d11e6..a4ab702 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
@@ -187,6 +187,7 @@ public sealed class BSPrim : PhysicsActor
             {
                 _mass = CalculateMass();   // changing size changes the mass
                 BulletSimAPI.SetObjectScaleMass(_scene.WorldID, _localID, _scale, (IsPhysical ? _mass : 0f), IsPhysical);
+                DetailLog("{0}: setSize: size={1}, mass={2}, physical={3}", LocalID, _size, _mass, IsPhysical);
                 RecreateGeomAndObject();
             });
         } 
@@ -972,7 +973,7 @@ public sealed class BSPrim : PhysicsActor
                 if (_size.X == _size.Y && _size.Y == _size.Z && _size.X == _size.Z)
                 {
                     // m_log.DebugFormat("{0}: CreateGeom: Defaulting to sphere of size {1}", LogHeader, _size);
-                    if (_shapeType != ShapeData.PhysicsShapeType.SHAPE_SPHERE)
+                    if (forceRebuild || (_shapeType != ShapeData.PhysicsShapeType.SHAPE_SPHERE))
                     {
                         DetailLog("{0},CreateGeom,sphere", LocalID);
                         _shapeType = ShapeData.PhysicsShapeType.SHAPE_SPHERE;
@@ -986,7 +987,7 @@ public sealed class BSPrim : PhysicsActor
             else
             {
                 // m_log.DebugFormat("{0}: CreateGeom: Defaulting to box. lid={1}, type={2}, size={3}", LogHeader, LocalID, _shapeType, _size);
-                if (_shapeType != ShapeData.PhysicsShapeType.SHAPE_BOX)
+                if (forceRebuild || (_shapeType != ShapeData.PhysicsShapeType.SHAPE_BOX))
                 {
                     DetailLog("{0},CreateGeom,box", LocalID);
                     _shapeType = ShapeData.PhysicsShapeType.SHAPE_BOX;
@@ -1201,7 +1202,8 @@ public sealed class BSPrim : PhysicsActor
 
     // Create an object in Bullet if it has not already been created
     // No locking here because this is done when the physics engine is not simulating
-    private void CreateObject()
+    // Returns 'true' if an object was actually created.
+    private bool CreateObject()
     {
         // this routine is called when objects are rebuilt. 
 
@@ -1209,10 +1211,12 @@ public sealed class BSPrim : PhysicsActor
         ShapeData shape;
         FillShapeInfo(out shape);
         // m_log.DebugFormat("{0}: CreateObject: lID={1}, shape={2}", LogHeader, _localID, shape.Type);
-        BulletSimAPI.CreateObject(_scene.WorldID, shape);
+        bool ret = BulletSimAPI.CreateObject(_scene.WorldID, shape);
 
         // the CreateObject() may have recreated the rigid body. Make sure we have the latest.
         m_body.Ptr = BulletSimAPI.GetBodyHandle2(_scene.World.Ptr, LocalID);
+
+        return ret;
     }
 
     // Copy prim's info into the BulletSim shape description structure
@@ -1327,7 +1331,6 @@ public sealed class BSPrim : PhysicsActor
 
             base.RequestPhysicsterseUpdate();
         }
-            /*
         else
         {
             // For debugging, we can also report the movement of children
@@ -1335,7 +1338,6 @@ public sealed class BSPrim : PhysicsActor
                     LocalID, entprop.Position, entprop.Rotation, entprop.Velocity, 
                     entprop.Acceleration, entprop.RotationalVelocity);
         }
-             */
     }
 
     // I've collided with something
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BulletSimAPI.cs b/OpenSim/Region/Physics/BulletSPlugin/BulletSimAPI.cs
index fe705cc..0ffbc94 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BulletSimAPI.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BulletSimAPI.cs
@@ -87,12 +87,12 @@ public struct ShapeData
     public System.UInt64 MeshKey;
     public float Friction;
     public float Restitution;
-    public int Collidable;
-    public int Static;  // true if a static object. Otherwise gravity, etc.
+    public float Collidable;    // true of things bump into this
+    public float Static;        // true if a static object. Otherwise gravity, etc.
 
-    // note that bools are passed as ints since bool size changes by language and architecture
-    public const int numericTrue = 1;
-    public const int numericFalse = 0;
+    // note that bools are passed as floats since bool size changes by language and architecture
+    public const float numericTrue = 1f;
+    public const float numericFalse = 0f;
 }
 [StructLayout(LayoutKind.Sequential)]
 public struct SweepHit 
diff --git a/OpenSim/Region/Physics/Manager/PhysicsScene.cs b/OpenSim/Region/Physics/Manager/PhysicsScene.cs
index cfede55..5274f3b 100644
--- a/OpenSim/Region/Physics/Manager/PhysicsScene.cs
+++ b/OpenSim/Region/Physics/Manager/PhysicsScene.cs
@@ -71,6 +71,9 @@ namespace OpenSim.Region.Physics.Manager
         All = 0x3f
     }
 
+    public delegate void RequestAssetDelegate(UUID assetID, AssetReceivedDelegate callback);
+    public delegate void AssetReceivedDelegate(AssetBase asset);
+
     /// <summary>
     /// Contact result from a raycast.
     /// </summary>
@@ -103,6 +106,8 @@ namespace OpenSim.Region.Physics.Manager
             get { return new NullPhysicsScene(); }
         }
 
+        public RequestAssetDelegate RequestAssetMethod { private get; set; }
+
         public virtual void TriggerPhysicsBasedRestart()
         {
             physicsCrash handler = OnPhysicsCrash;
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
index f6c8e38..678f9d5 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
@@ -60,8 +60,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
             m_CmdManager = CmdManager;
             maximumRange = CmdManager.m_ScriptEngine.Config.GetDouble("SensorMaxRange", 96.0d);
             maximumToReturn = CmdManager.m_ScriptEngine.Config.GetInt("SensorMaxResults", 16);
+            m_npcModule = m_CmdManager.m_ScriptEngine.World.RequestModuleInterface<INPCModule>();
         }
 
+        private INPCModule m_npcModule;
+
         private Object SenseLock = new Object();
 
         private const int AGENT = 1;
@@ -451,8 +454,6 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
 
         private List<SensedEntity> doAgentSensor(SenseRepeatClass ts)
         {
-            INPCModule npcModule = m_CmdManager.m_ScriptEngine.World.RequestModuleInterface<INPCModule>();
-
             List<SensedEntity> sensedEntities = new List<SensedEntity>();
 
             // If nobody about quit fast
@@ -488,7 +489,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
             bool attached = (SensePoint.ParentGroup.AttachmentPoint != 0);
             Vector3 toRegionPos;
             double dis;
-
+            
             Action<ScenePresence> senseEntity = new Action<ScenePresence>(presence =>
             {
 //                m_log.DebugFormat(
@@ -497,7 +498,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
 
                 if ((ts.type & NPC) == 0 && presence.PresenceType == PresenceType.Npc)
                 {
-                    INPC npcData = npcModule.GetNPC(presence.UUID, presence.Scene);
+                    INPC npcData = m_npcModule.GetNPC(presence.UUID, presence.Scene);
                     if (npcData == null || !npcData.SenseAsAgent)
                     {
 //                        m_log.DebugFormat(
@@ -515,7 +516,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
                     }
                     else
                     {
-                        INPC npcData = npcModule.GetNPC(presence.UUID, presence.Scene);
+                        INPC npcData = m_npcModule.GetNPC(presence.UUID, presence.Scene);
                         if (npcData != null && npcData.SenseAsAgent)
                         {
 //                            m_log.DebugFormat(