1 files changed, 19 insertions, 16 deletions

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs b/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
index 898436b..248d1f2 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
@@ -85,7 +85,6 @@ public sealed class BSPrim : PhysicsActor
     private OMV.Vector3 _rotationalVelocity;
     private bool _kinematic;
     private float _buoyancy;
-    private OMV.Vector3 _angularVelocity;
 
     private List<BSPrim> _childrenPrims;
     private BSPrim _parentPrim;
@@ -119,7 +118,6 @@ public sealed class BSPrim : PhysicsActor
         _buoyancy = 1f;
         _velocity = OMV.Vector3.Zero;
         _rotationalVelocity = OMV.Vector3.Zero;
-        _angularVelocity = OMV.Vector3.Zero;
         _hullKey = 0;
         _meshKey = 0;
         _pbs = pbs;
@@ -146,7 +144,7 @@ public sealed class BSPrim : PhysicsActor
     // called when this prim is being destroyed and we should free all the resources
     public void Destroy()
     {
-        // m_log.DebugFormat("{0}: Destroy", LogHeader);
+        // m_log.DebugFormat("{0}: Destroy, id={1}", LogHeader, LocalID);
         // Undo any vehicle properties
         _vehicle.ProcessTypeChange(Vehicle.TYPE_NONE);
         _scene.RemoveVehiclePrim(this);     // just to make sure
@@ -203,7 +201,7 @@ public sealed class BSPrim : PhysicsActor
 
     // link me to the specified parent
     public override void link(PhysicsActor obj) {
-        BSPrim parent = (BSPrim)obj;
+        BSPrim parent = obj as BSPrim;
         // m_log.DebugFormat("{0}: link {1}/{2} to {3}", LogHeader, _avName, _localID, obj.LocalID);
         // TODO: decide if this parent checking needs to happen at taint time
         if (_parentPrim == null)
@@ -527,10 +525,6 @@ public sealed class BSPrim : PhysicsActor
             });
         } 
     }
-    public OMV.Vector3 AngularVelocity { 
-        get { return _angularVelocity; } 
-        set { _angularVelocity = value; } 
-    }
     public override bool Kinematic { 
         get { return _kinematic; } 
         set { _kinematic = value; 
@@ -993,7 +987,7 @@ public sealed class BSPrim : PhysicsActor
         }
 
         // m_log.DebugFormat("{0}: CreateGeomMesh: calling CreateMesh. lid={1}, key={2}, indices={3}, vertices={4}", 
-        //                   LogHeader, _localID, _meshKey, indices.Length, vertices.Count);
+        //                  LogHeader, _localID, _meshKey, indices.Length, vertices.Count);
         BulletSimAPI.CreateMesh(_scene.WorldID, _meshKey, indices.GetLength(0), indices, 
                                                         vertices.Count, verticesAsFloats);
 
@@ -1127,7 +1121,7 @@ public sealed class BSPrim : PhysicsActor
         return;
     }
 
-    // Create an object in Bullet
+    // 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()
     {
@@ -1324,13 +1318,15 @@ public sealed class BSPrim : PhysicsActor
                 _velocity = entprop.Velocity;
                 _acceleration = entprop.Acceleration;
                 _rotationalVelocity = entprop.RotationalVelocity;
-                // m_log.DebugFormat("{0}: RequestTerseUpdate. id={1}, ch={2}, pos={3}, rot={4}", LogHeader, LocalID, changed, _position, _orientation);
+                // m_log.DebugFormat("{0}: RequestTerseUpdate. id={1}, ch={2}, pos={3}, rot={4}, vel={5}, acc={6}, rvel={7}", 
+                //         LogHeader, LocalID, changed, _position, _orientation, _velocity, _acceleration, _rotationalVelocity);
                 base.RequestPhysicsterseUpdate();
             }
         }
     }
 
     // I've collided with something
+    CollisionEventUpdate collisionCollection = null;
     public void Collide(uint collidingWith, ActorTypes type, OMV.Vector3 contactPoint, OMV.Vector3 contactNormal, float pentrationDepth)
     {
         // m_log.DebugFormat("{0}: Collide: ms={1}, id={2}, with={3}", LogHeader, _subscribedEventsMs, LocalID, collidingWith);
@@ -1348,11 +1344,18 @@ public sealed class BSPrim : PhysicsActor
         if (nowTime < (_lastCollisionTime + _subscribedEventsMs)) return;
         _lastCollisionTime = nowTime;
 
-        // create the event for the collision
-        Dictionary<uint, ContactPoint> contactPoints = new Dictionary<uint, ContactPoint>();
-        contactPoints.Add(collidingWith, new ContactPoint(contactPoint, contactNormal, pentrationDepth));
-        CollisionEventUpdate args = new CollisionEventUpdate(contactPoints);
-        base.SendCollisionUpdate(args);
+        if (collisionCollection == null)
+            collisionCollection = new CollisionEventUpdate();
+        collisionCollection.AddCollider(collidingWith, new ContactPoint(contactPoint, contactNormal, pentrationDepth));
+    }
+
+    public void SendCollisions()
+    {
+        if (collisionCollection != null)
+        {
+            base.SendCollisionUpdate(collisionCollection);
+            collisionCollection = null;
+        }
     }
 }
 }