Merge commit 'f2132329a358db2c66c29501d35ef54eae8d6eed' into bigmerge

3 files changed, 195 insertions, 129 deletions

diff --git a/OpenSim/Region/Physics/Manager/PhysicsScene.cs b/OpenSim/Region/Physics/Manager/PhysicsScene.cs
index 30623a0..e3b222c 100644
--- a/OpenSim/Region/Physics/Manager/PhysicsScene.cs
+++ b/OpenSim/Region/Physics/Manager/PhysicsScene.cs
@@ -188,7 +188,6 @@ namespace OpenSim.Region.Physics.Manager
         public virtual Vector3 GetJointAxis(PhysicsJoint joint)
         { return Vector3.Zero; }
 
-
         public abstract void AddPhysicsActorTaint(PhysicsActor prim);
 
         public abstract float Simulate(float timeStep);
diff --git a/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs b/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs
index 8ad0b7f..e86a5b6 100644
--- a/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs
+++ b/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs
@@ -326,7 +326,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// Set a new geometry for this prim.
         /// </summary>
         /// <param name="geom"></param>
-        public void SetGeom(IntPtr geom)
+        private void SetGeom(IntPtr geom)
         {
             prim_geom = geom;
 //Console.WriteLine("SetGeom to " + prim_geom + " for " + Name);
@@ -351,7 +351,7 @@ namespace OpenSim.Region.Physics.OdePlugin
             //m_log.Warn("Setting Geom to: " + prim_geom);
         }
 
-        public void enableBodySoft()
+        private void enableBodySoft()
         {
             if (!childPrim)
             {
@@ -366,7 +366,7 @@ namespace OpenSim.Region.Physics.OdePlugin
             }
         }
 
-        public void disableBodySoft()
+        private void disableBodySoft()
         {
             m_disabled = true;
 
@@ -379,7 +379,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// <summary>
         /// Make a prim subject to physics.
         /// </summary>
-        public void enableBody()
+        private void enableBody()
         {
             // Don't enable this body if we're a child prim
             // this should be taken care of in the parent function not here
@@ -423,7 +423,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                     m_vehicle.Enable(Body, _parent_scene);
                 }
 
-                _parent_scene.addActivePrim(this);
+                _parent_scene.ActivatePrim(this);
             }
         }
 
@@ -741,7 +741,7 @@ namespace OpenSim.Region.Physics.OdePlugin
 
         #endregion
 
-        public void setMass()
+        private void setMass()
         {
             if (Body != (IntPtr) 0)
             {
@@ -757,7 +757,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// <summary>
         /// Stop a prim from being subject to physics.
         /// </summary>
-        public void disableBody()
+        internal void disableBody()
         {
             //this kills the body so things like 'mesh' can re-create it.
             lock (this)
@@ -766,7 +766,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                 {
                     if (Body != IntPtr.Zero)
                     {
-                        _parent_scene.remActivePrim(this);
+                        _parent_scene.DeactivatePrim(this);
                         m_collisionCategories &= ~CollisionCategories.Body;
                         m_collisionFlags &= ~(CollisionCategories.Wind | CollisionCategories.Land);
 
@@ -783,7 +783,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                             {
                                 foreach (OdePrim prm in childrenPrim)
                                 {
-                                    _parent_scene.remActivePrim(prm);
+                                    _parent_scene.DeactivatePrim(prm);
                                     prm.Body = IntPtr.Zero;
                                 }
                             }
@@ -793,7 +793,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                 }
                 else
                 {
-                    _parent_scene.remActivePrim(this);
+                    _parent_scene.DeactivatePrim(this);
                     
                     m_collisionCategories &= ~CollisionCategories.Body;
                     m_collisionFlags &= ~(CollisionCategories.Wind | CollisionCategories.Land);
@@ -814,7 +814,7 @@ namespace OpenSim.Region.Physics.OdePlugin
 
         private static Dictionary<IMesh, IntPtr> m_MeshToTriMeshMap = new Dictionary<IMesh, IntPtr>();
 
-        public void setMesh(OdeScene parent_scene, IMesh mesh)
+        private void setMesh(OdeScene parent_scene, IMesh mesh)
         {
 //            m_log.DebugFormat("[ODE PRIM]: Setting mesh on {0} to {1}", Name, mesh);
 
@@ -884,73 +884,73 @@ namespace OpenSim.Region.Physics.OdePlugin
            // }
         }
 
-        public void ProcessTaints(float timestep)
+        internal void ProcessTaints()
         {
 #if SPAM
 Console.WriteLine("ZProcessTaints for " + Name);
 #endif
             if (m_taintadd)
             {
-                changeadd(timestep);
+                changeadd();
             }
             
             if (prim_geom != IntPtr.Zero)
             {
                  if (!_position.ApproxEquals(m_taintposition, 0f))
-                     changemove(timestep);
+                     changemove();
 
                  if (m_taintrot != _orientation)
                  {
                     if (childPrim && IsPhysical)    // For physical child prim...
                     {
-                        rotate(timestep);
+                        rotate();
                         // KF: ODE will also rotate the parent prim!
                         // so rotate the root back to where it was
                         OdePrim parent = (OdePrim)_parent;
-                        parent.rotate(timestep);
+                        parent.rotate();
                     }
                     else
                     {
                         //Just rotate the prim
-                        rotate(timestep);
+                        rotate();
                     }
                 }
             
                 if (m_taintPhysics != IsPhysical && !(m_taintparent != _parent))
-                    changePhysicsStatus(timestep);
+                    changePhysicsStatus();
 
                 if (!_size.ApproxEquals(m_taintsize, 0f))
-                    changesize(timestep);
+                    changesize();
 
                 if (m_taintshape)
-                    changeshape(timestep);
+                    changeshape();
 
                 if (m_taintforce)
-                    changeAddForce(timestep);
+                    changeAddForce();
 
                 if (m_taintaddangularforce)
-                    changeAddAngularForce(timestep);
+                    changeAddAngularForce();
 
                 if (!m_taintTorque.ApproxEquals(Vector3.Zero, 0.001f))
-                    changeSetTorque(timestep);
+                    changeSetTorque();
 
                 if (m_taintdisable)
-                    changedisable(timestep);
+                    changedisable();
 
                 if (m_taintselected != m_isSelected)
-                    changeSelectedStatus(timestep);
+                    changeSelectedStatus();
 
                 if (!m_taintVelocity.ApproxEquals(Vector3.Zero, 0.001f))
-                    changevelocity(timestep);
+                    changevelocity();
 
                 if (m_taintparent != _parent)
-                    changelink(timestep);
+                    changelink();
 
                 if (m_taintCollidesWater != m_collidesWater)
-                    changefloatonwater(timestep);
+                    changefloatonwater();
 
                 if (!m_angularlock.ApproxEquals(m_taintAngularLock,0f))
-                    changeAngularLock(timestep);
+                    changeAngularLock();
             }
             else
             {
@@ -958,7 +958,10 @@ Console.WriteLine("ZProcessTaints for " + Name);
             }
         }
 
-        private void changeAngularLock(float timestep)
+        /// <summary>
+        /// Change prim in response to an angular lock taint.
+        /// </summary>
+        private void changeAngularLock()
         {
             // do we have a Physical object?
             if (Body != IntPtr.Zero)
@@ -983,11 +986,15 @@ Console.WriteLine("ZProcessTaints for " + Name);
                     }
                 }
             }
+
             // Store this for later in case we get turned into a separate body
             m_angularlock = m_taintAngularLock;
         }
 
-        private void changelink(float timestep)
+        /// <summary>
+        /// Change prim in response to a link taint.
+        /// </summary>
+        private void changelink()
         {
             // If the newly set parent is not null
             // create link
@@ -1042,7 +1049,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
         /// Add a child prim to this parent prim.
         /// </summary>
         /// <param name="prim">Child prim</param>
-        public void AddChildPrim(OdePrim prim)
+        private void AddChildPrim(OdePrim prim)
         {
 //Console.WriteLine("AddChildPrim  " + Name);
             if (this.m_localID != prim.m_localID)
@@ -1134,7 +1141,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
                                     prm.createAMotor(m_angularlock);
                                 }
                                 prm.Body = Body;
-                                _parent_scene.addActivePrim(prm);
+                                _parent_scene.ActivatePrim(prm);
                             }
 
                             m_collisionCategories |= CollisionCategories.Body;
@@ -1179,7 +1186,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
                             if (m_vehicle.Type != Vehicle.TYPE_NONE)
                                 m_vehicle.Enable(Body, _parent_scene);
 
-                            _parent_scene.addActivePrim(this);
+                            _parent_scene.ActivatePrim(this);
                         }
                     }
                 }
@@ -1206,7 +1213,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
 
             if (Body != IntPtr.Zero)
             {
-                _parent_scene.remActivePrim(this);
+                _parent_scene.DeactivatePrim(this);
             }
 
             lock (childrenPrim)
@@ -1245,7 +1252,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
 
             if (Body != IntPtr.Zero)
             {
-                _parent_scene.remActivePrim(this);
+                _parent_scene.DeactivatePrim(this);
             }
 
             lock (childrenPrim)
@@ -1258,7 +1265,10 @@ Console.WriteLine("ZProcessTaints for " + Name);
             }
         }
 
-        private void changeSelectedStatus(float timestep)
+        /// <summary>
+        /// Change prim in response to a selection taint.
+        /// </summary>
+        private void changeSelectedStatus()
         {
             if (m_taintselected)
             {
@@ -1338,7 +1348,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
             m_isSelected = m_taintselected;
         }//end changeSelectedStatus
 
-        public void ResetTaints()
+        internal void ResetTaints()
         {
             m_taintposition = _position;
             m_taintrot = _orientation;
@@ -1356,7 +1366,7 @@ Console.WriteLine("ZProcessTaints for " + Name);
         /// </summary>
         /// <param name="m_targetSpace"></param>
         /// <param name="mesh">If null, then a mesh is used that is based on the profile shape data.</param>
-        public void CreateGeom(IntPtr m_targetSpace, IMesh mesh)
+        private void CreateGeom(IntPtr m_targetSpace, IMesh mesh)
         {
 #if SPAM
 Console.WriteLine("CreateGeom:");
@@ -1442,7 +1452,7 @@ Console.WriteLine("CreateGeom:");
         /// <param name="m_targetSpace"></param>
         /// <param name="mesh">If null, then a mesh is used that is based on the profile shape data.</param>
         /// <returns>true if the geom was successfully removed, false if it was already gone or the remove failed.</returns>
-        public bool RemoveGeom()
+        internal bool RemoveGeom()
         {
             if (prim_geom != IntPtr.Zero)
             {
@@ -1468,8 +1478,10 @@ Console.WriteLine("CreateGeom:");
                 return false;
             }
         }
-
-        public void changeadd(float timestep)
+        /// <summary>
+        /// Add prim in response to an add taint.
+        /// </summary>
+        private void changeadd()
         {
             int[] iprimspaceArrItem = _parent_scene.calculateSpaceArrayItemFromPos(_position);
             IntPtr targetspace = _parent_scene.calculateSpaceForGeom(_position);
@@ -1513,12 +1525,15 @@ Console.WriteLine("changeadd 1");
                 }
             }
 
-            changeSelectedStatus(timestep);
+            changeSelectedStatus();
 
             m_taintadd = false;
         }
 
-        public void changemove(float timestep)
+        /// <summary>
+        /// Move prim in response to a move taint.
+        /// </summary>
+        private void changemove()
         {
             if (IsPhysical)
             {
@@ -1589,13 +1604,13 @@ Console.WriteLine(" JointCreateFixed");
                 }
             }
 
-            changeSelectedStatus(timestep);
+            changeSelectedStatus();
 
             resetCollisionAccounting();
             m_taintposition = _position;
         }
 
-        public void Move(float timestep)
+        internal void Move(float timestep)
         {
             float fx = 0;
             float fy = 0;
@@ -1842,7 +1857,7 @@ Console.WriteLine(" JointCreateFixed");
             }
         }
 
-        public void rotate(float timestep)
+        private void rotate()
         {
             d.Quaternion myrot = new d.Quaternion();
             myrot.X = _orientation.X;
@@ -1876,7 +1891,10 @@ Console.WriteLine(" JointCreateFixed");
             m_disabled = false;
         }
 
-        public void changedisable(float timestep)
+        /// <summary>
+        /// Change prim in response to a disable taint.
+        /// </summary>
+        private void changedisable()
         {
             m_disabled = true;
             if (Body != IntPtr.Zero)
@@ -1888,7 +1906,10 @@ Console.WriteLine(" JointCreateFixed");
             m_taintdisable = false;
         }
 
-        public void changePhysicsStatus(float timestep)
+        /// <summary>
+        /// Change prim in response to a physics status taint
+        /// </summary>
+        private void changePhysicsStatus()
         {
             if (IsPhysical)
             {
@@ -1896,7 +1917,7 @@ Console.WriteLine(" JointCreateFixed");
                 {
                     if (_pbs.SculptEntry && _parent_scene.meshSculptedPrim)
                     {
-                        changeshape(2f);
+                        changeshape();
                     }
                     else
                     {
@@ -1913,7 +1934,7 @@ Console.WriteLine(" JointCreateFixed");
                         RemoveGeom();
 
 //Console.WriteLine("changePhysicsStatus for " + Name);
-                        changeadd(2f);
+                        changeadd();
                     }
 
                     if (childPrim)
@@ -1931,13 +1952,16 @@ Console.WriteLine(" JointCreateFixed");
                 }
             }
 
-            changeSelectedStatus(timestep);
+            changeSelectedStatus();
 
             resetCollisionAccounting();
             m_taintPhysics = IsPhysical;
         }
 
-        public void changesize(float timestamp)
+        /// <summary>
+        /// Change prim in response to a size taint.
+        /// </summary>
+        private void changesize()
         {
 #if SPAM
             m_log.DebugFormat("[ODE PRIM]: Called changesize");
@@ -2007,7 +2031,8 @@ Console.WriteLine(" JointCreateFixed");
                 d.BodyEnable(Body);
             }
 
-            changeSelectedStatus(timestamp);
+            changeSelectedStatus();
+
             if (childPrim)
             {
                 if (_parent is OdePrim)
@@ -2020,7 +2045,11 @@ Console.WriteLine(" JointCreateFixed");
             m_taintsize = _size;
         }
 
-        public void changefloatonwater(float timestep)
+        /// <summary>
+        /// Change prim in response to a float on water taint.
+        /// </summary>
+        /// <param name="timestep"></param>
+        private void changefloatonwater()
         {
             m_collidesWater = m_taintCollidesWater;
 
@@ -2038,7 +2067,10 @@ Console.WriteLine(" JointCreateFixed");
             }
         }
 
-        public void changeshape(float timestamp)
+        /// <summary>
+        /// Change prim in response to a shape taint.
+        /// </summary>
+        private void changeshape()
         {
             // Cleanup of old prim geometry and Bodies
             if (IsPhysical && Body != IntPtr.Zero)
@@ -2101,7 +2133,8 @@ Console.WriteLine(" JointCreateFixed");
                 }
             }
 
-            changeSelectedStatus(timestamp);
+            changeSelectedStatus();
+
             if (childPrim)
             {
                 if (_parent is OdePrim)
@@ -2115,7 +2148,10 @@ Console.WriteLine(" JointCreateFixed");
             m_taintshape = false;
         }
 
-        public void changeAddForce(float timestamp)
+        /// <summary>
+        /// Change prim in response to an add force taint.
+        /// </summary>
+        private void changeAddForce()
         {
             if (!m_isSelected)
             {
@@ -2163,7 +2199,10 @@ Console.WriteLine(" JointCreateFixed");
             m_taintforce = false;
         }
 
-        public void changeSetTorque(float timestamp)
+        /// <summary>
+        /// Change prim in response to a torque taint.
+        /// </summary>
+        private void changeSetTorque()
         {
             if (!m_isSelected)
             {
@@ -2176,7 +2215,10 @@ Console.WriteLine(" JointCreateFixed");
             m_taintTorque = Vector3.Zero;
         }
 
-        public void changeAddAngularForce(float timestamp)
+        /// <summary>
+        /// Change prim in response to an angular force taint.
+        /// </summary>
+        private void changeAddAngularForce()
         {
             if (!m_isSelected)
             {
@@ -2204,7 +2246,10 @@ Console.WriteLine(" JointCreateFixed");
             m_taintaddangularforce = false;
         }
 
-        private void changevelocity(float timestep)
+        /// <summary>
+        /// Change prim in response to a velocity taint.
+        /// </summary>
+        private void changevelocity()
         {
             if (!m_isSelected)
             {
@@ -2219,10 +2264,11 @@ Console.WriteLine(" JointCreateFixed");
                 
                 //resetCollisionAccounting();
             }
+
             m_taintVelocity = Vector3.Zero;
         }
 
-        public void setPrimForRemoval()
+        internal void setPrimForRemoval()
         {
             m_taintremove = true;
         }
@@ -2438,16 +2484,13 @@ Console.WriteLine(" JointCreateFixed");
             set
             {
                 if (QuaternionIsFinite(value))
-                {
                     _orientation = value;
-                }
                 else
                     m_log.WarnFormat("[PHYSICS]: Got NaN quaternion Orientation from Scene in Object {0}", Name);
-
             }
         }
 
-        internal static bool QuaternionIsFinite(Quaternion q)
+        private static bool QuaternionIsFinite(Quaternion q)
         {
             if (Single.IsNaN(q.X) || Single.IsInfinity(q.X))
                 return false;
@@ -2465,12 +2508,6 @@ Console.WriteLine(" JointCreateFixed");
             get { return _acceleration; }
         }
 
-
-        public void SetAcceleration(Vector3 accel)
-        {
-            _acceleration = accel;
-        }
-
         public override void AddForce(Vector3 force, bool pushforce)
         {
             if (force.IsFinite())
@@ -2574,7 +2611,7 @@ Console.WriteLine(" JointCreateFixed");
             }
         }
 
-        public void UpdatePositionAndVelocity()
+        internal void UpdatePositionAndVelocity()
         {
             //  no lock; called from Simulate() -- if you call this from elsewhere, gotta lock or do Monitor.Enter/Exit!
             if (_parent == null)
@@ -2943,7 +2980,7 @@ Console.WriteLine(" JointCreateFixed");
             d.JointSetAMotorParam(Amotor, (int)dParam.FMax, Mass * 50f);//
         }
 
-        public Matrix4 FromDMass(d.Mass pMass)
+        private Matrix4 FromDMass(d.Mass pMass)
         {
             Matrix4 obj;
             obj.M11 = pMass.I.M00;
@@ -2965,7 +3002,7 @@ Console.WriteLine(" JointCreateFixed");
             return obj;
         }
 
-        public d.Mass FromMatrix4(Matrix4 pMat, ref d.Mass obj)
+        private d.Mass FromMatrix4(Matrix4 pMat, ref d.Mass obj)
         {
             obj.I.M00 = pMat[0, 0];
             obj.I.M01 = pMat[0, 1];
@@ -3153,6 +3190,7 @@ Console.WriteLine(" JointCreateFixed");
                     break;
             }
         }
+
         private static float determinant3x3(Matrix4 pMat)
         {
             float det = 0;
@@ -3190,4 +3228,4 @@ Console.WriteLine(" JointCreateFixed");
             m_material = pMaterial;
         }
     }
-}
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Physics/OdePlugin/OdeScene.cs b/OpenSim/Region/Physics/OdePlugin/OdeScene.cs
index e8689a6..355d30b 100644
--- a/OpenSim/Region/Physics/OdePlugin/OdeScene.cs
+++ b/OpenSim/Region/Physics/OdePlugin/OdeScene.cs
@@ -193,9 +193,30 @@ namespace OpenSim.Region.Physics.OdePlugin
         private readonly HashSet<OdeCharacter> _characters = new HashSet<OdeCharacter>();
         private readonly HashSet<OdePrim> _prims = new HashSet<OdePrim>();
         private readonly HashSet<OdePrim> _activeprims = new HashSet<OdePrim>();
-        private readonly HashSet<OdePrim> _taintedPrimH = new HashSet<OdePrim>();
+
+        /// <summary>
+        /// Used to lock on manipulation of _taintedPrimL and _taintedPrimH
+        /// </summary>
         private readonly Object _taintedPrimLock = new Object();
+
+        /// <summary>
+        /// List of tainted prims.
+        /// </summary>
+        /// <remarks>
+        /// A tainted prim is one that has taints to process before performing any other operations.  The list is
+        /// cleared after processing.
+        /// </remarks>
         private readonly List<OdePrim> _taintedPrimL = new List<OdePrim>();
+
+        /// <summary>
+        /// HashSet of tainted prims.
+        /// </summary>
+        /// <remarks>
+        /// A tainted prim is one that has taints to process before performing any other operations.  The hashset is
+        /// cleared after processing.
+        /// </remarks>
+        private readonly HashSet<OdePrim> _taintedPrimH = new HashSet<OdePrim>();
+
         private readonly HashSet<OdeCharacter> _taintedActors = new HashSet<OdeCharacter>();
         private readonly List<d.ContactGeom> _perloopContact = new List<d.ContactGeom>();
 
@@ -257,6 +278,9 @@ namespace OpenSim.Region.Physics.OdePlugin
         // split static geometry collision handling into spaces of 30 meters
         public IntPtr[,] staticPrimspace;
 
+        /// <summary>
+        /// Used to lock the entire physics scene.  Locked during the main part of Simulate()
+        /// </summary>
         public Object OdeLock;
 
         public IMesher mesher;
@@ -643,15 +667,15 @@ namespace OpenSim.Region.Physics.OdePlugin
                 //while (d.SpaceLockQuery(space)) { } // Wait and do nothing
         }
 
-        /// <summary>
-        /// Debug space message for printing the space that a prim/avatar is in.
-        /// </summary>
-        /// <param name="pos"></param>
-        /// <returns>Returns which split up space the given position is in.</returns>
-        public string whichspaceamIin(Vector3 pos)
-        {
-            return calculateSpaceForGeom(pos).ToString();
-        }
+//        /// <summary>
+//        /// Debug space message for printing the space that a prim/avatar is in.
+//        /// </summary>
+//        /// <param name="pos"></param>
+//        /// <returns>Returns which split up space the given position is in.</returns>
+//        public string whichspaceamIin(Vector3 pos)
+//        {
+//            return calculateSpaceForGeom(pos).ToString();
+//        }
 
         #region Collision Detection
 
@@ -1402,7 +1426,7 @@ namespace OpenSim.Region.Physics.OdePlugin
            // }
         }
 
-        public int TriArrayCallback(IntPtr trimesh, IntPtr refObject, int[] triangleIndex, int triCount)
+        private int TriArrayCallback(IntPtr trimesh, IntPtr refObject, int[] triangleIndex, int triCount)
         {
             /*            String name1 = null;
                         String name2 = null;
@@ -1421,7 +1445,7 @@ namespace OpenSim.Region.Physics.OdePlugin
             return 1;
         }
 
-        public int TriCallback(IntPtr trimesh, IntPtr refObject, int triangleIndex)
+        private int TriCallback(IntPtr trimesh, IntPtr refObject, int triangleIndex)
         {
 //            String name1 = null;
 //            String name2 = null;
@@ -1552,7 +1576,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         }
 
         // Recovered for use by fly height. Kitto Flora
-        public float GetTerrainHeightAtXY(float x, float y)
+        internal float GetTerrainHeightAtXY(float x, float y)
         {
             int offsetX = ((int)(x / (int)Constants.RegionSize)) * (int)Constants.RegionSize;
             int offsetY = ((int)(y / (int)Constants.RegionSize)) * (int)Constants.RegionSize;
@@ -1610,7 +1634,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// Add actor to the list that should receive collision events in the simulate loop.
         /// </summary>
         /// <param name="obj"></param>
-        public void AddCollisionEventReporting(PhysicsActor obj)
+        internal void AddCollisionEventReporting(PhysicsActor obj)
         {
             lock (_collisionEventPrim)
             {
@@ -1623,7 +1647,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// Remove actor from the list that should receive collision events in the simulate loop.
         /// </summary>
         /// <param name="obj"></param>
-        public void RemoveCollisionEventReporting(PhysicsActor obj)
+        internal void RemoveCollisionEventReporting(PhysicsActor obj)
         {
             lock (_collisionEventPrim)
             {
@@ -1647,7 +1671,13 @@ namespace OpenSim.Region.Physics.OdePlugin
             return newAv;
         }
 
-        public void AddCharacter(OdeCharacter chr)
+        public override void RemoveAvatar(PhysicsActor actor)
+        {
+            //m_log.Debug("[PHYSICS]:ODELOCK");
+            ((OdeCharacter) actor).Destroy();
+        }
+
+        internal void AddCharacter(OdeCharacter chr)
         {
             lock (_characters)
             {
@@ -1660,7 +1690,7 @@ namespace OpenSim.Region.Physics.OdePlugin
             }
         }
 
-        public void RemoveCharacter(OdeCharacter chr)
+        internal void RemoveCharacter(OdeCharacter chr)
         {
             lock (_characters)
             {
@@ -1671,7 +1701,7 @@ namespace OpenSim.Region.Physics.OdePlugin
             }
         }
 
-        public void BadCharacter(OdeCharacter chr)
+        internal void BadCharacter(OdeCharacter chr)
         {
             lock (_badCharacter)
             {
@@ -1680,12 +1710,6 @@ namespace OpenSim.Region.Physics.OdePlugin
             }
         }
 
-        public override void RemoveAvatar(PhysicsActor actor)
-        {
-            //m_log.Debug("[PHYSICS]:ODELOCK");
-            ((OdeCharacter) actor).Destroy();
-        }
-
         private PhysicsActor AddPrim(String name, Vector3 position, Vector3 size, Quaternion rotation,
                                      PrimitiveBaseShape pbs, bool isphysical, uint localID)
         {
@@ -1705,13 +1729,17 @@ namespace OpenSim.Region.Physics.OdePlugin
             return newPrim;
         }
 
-        public void addActivePrim(OdePrim activatePrim)
+        /// <summary>
+        /// Make this prim subject to physics.
+        /// </summary>
+        /// <param name="prim"></param>
+        internal void ActivatePrim(OdePrim prim)
         {
             // adds active prim..   (ones that should be iterated over in collisions_optimized
             lock (_activeprims)
             {
-                if (!_activeprims.Contains(activatePrim))
-                    _activeprims.Add(activatePrim);
+                if (!_activeprims.Contains(prim))
+                    _activeprims.Add(prim);
                 //else
                   //  m_log.Warn("[PHYSICS]: Double Entry in _activeprims detected, potential crash immenent");
             }
@@ -2084,12 +2112,14 @@ namespace OpenSim.Region.Physics.OdePlugin
             return new Vector3(axis.X, axis.Y, axis.Z);
         }
 
-        public void remActivePrim(OdePrim deactivatePrim)
+        /// <summary>
+        /// Stop this prim being subject to physics
+        /// </summary>
+        /// <param name="prim"></param>
+        internal void DeactivatePrim(OdePrim prim)
         {
             lock (_activeprims)
-            {
-                _activeprims.Remove(deactivatePrim);
-            }
+                _activeprims.Remove(prim);
         }
 
         public override void RemovePrim(PhysicsActor prim)
@@ -2121,7 +2151,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// that the space was using.
         /// </summary>
         /// <param name="prim"></param>
-        public void RemovePrimThreadLocked(OdePrim prim)
+        internal void RemovePrimThreadLocked(OdePrim prim)
         {
 //Console.WriteLine("RemovePrimThreadLocked " +  prim.m_primName);
             lock (prim)
@@ -2217,7 +2247,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// Takes a space pointer and zeros out the array we're using to hold the spaces
         /// </summary>
         /// <param name="pSpace"></param>
-        public void resetSpaceArrayItemToZero(IntPtr pSpace)
+        private void resetSpaceArrayItemToZero(IntPtr pSpace)
         {
             for (int x = 0; x < staticPrimspace.GetLength(0); x++)
             {
@@ -2229,10 +2259,10 @@ namespace OpenSim.Region.Physics.OdePlugin
             }
         }
 
-        public void resetSpaceArrayItemToZero(int arrayitemX, int arrayitemY)
-        {
-            staticPrimspace[arrayitemX, arrayitemY] = IntPtr.Zero;
-        }
+//        private void resetSpaceArrayItemToZero(int arrayitemX, int arrayitemY)
+//        {
+//            staticPrimspace[arrayitemX, arrayitemY] = IntPtr.Zero;
+//        }
 
         /// <summary>
         /// Called when a static prim moves.  Allocates a space for the prim based on its position
@@ -2241,7 +2271,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// <param name="pos">the position that the geom moved to</param>
         /// <param name="currentspace">a pointer to the space it was in before it was moved.</param>
         /// <returns>a pointer to the new space it's in</returns>
-        public IntPtr recalculateSpaceForGeom(IntPtr geom, Vector3 pos, IntPtr currentspace)
+        internal IntPtr recalculateSpaceForGeom(IntPtr geom, Vector3 pos, IntPtr currentspace)
         {
             // Called from setting the Position and Size of an ODEPrim so
             // it's already in locked space.
@@ -2372,7 +2402,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// <param name="iprimspaceArrItemX"></param>
         /// <param name="iprimspaceArrItemY"></param>
         /// <returns>A pointer to the created space</returns>
-        public IntPtr createprimspace(int iprimspaceArrItemX, int iprimspaceArrItemY)
+        internal IntPtr createprimspace(int iprimspaceArrItemX, int iprimspaceArrItemY)
         {
             // creating a new space for prim and inserting it into main space.
             staticPrimspace[iprimspaceArrItemX, iprimspaceArrItemY] = d.HashSpaceCreate(IntPtr.Zero);
@@ -2388,7 +2418,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// </summary>
         /// <param name="pos"></param>
         /// <returns>a pointer to the space. This could be a new space or reused space.</returns>
-        public IntPtr calculateSpaceForGeom(Vector3 pos)
+        internal IntPtr calculateSpaceForGeom(Vector3 pos)
         {
             int[] xyspace = calculateSpaceArrayItemFromPos(pos);
             //m_log.Info("[Physics]: Attempting to use arrayItem: " + xyspace[0].ToString() + "," + xyspace[1].ToString());
@@ -2400,7 +2430,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// </summary>
         /// <param name="pos"></param>
         /// <returns>an array item based on the position</returns>
-        public int[] calculateSpaceArrayItemFromPos(Vector3 pos)
+        internal int[] calculateSpaceArrayItemFromPos(Vector3 pos)
         {
             int[] returnint = new int[2];
 
@@ -2427,7 +2457,7 @@ namespace OpenSim.Region.Physics.OdePlugin
         /// </summary>
         /// <param name="pbs"></param>
         /// <returns></returns>
-        public bool needsMeshing(PrimitiveBaseShape pbs)
+        internal bool needsMeshing(PrimitiveBaseShape pbs)
         {
             // most of this is redundant now as the mesher will return null if it cant mesh a prim
             // but we still need to check for sculptie meshing being enabled so this is the most
@@ -2705,7 +2735,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
                                 else
                                 {
 //                                    Console.WriteLine("Simulate calls ProcessTaints for {0}", prim.Name);
-                                    prim.ProcessTaints(timeStep);
+                                    prim.ProcessTaints();
                                 }
 
                                 processedtaints = true;
@@ -2910,7 +2940,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
         /// <remarks>
         /// Called by the main Simulate() loop if NINJA joints are active.  Should not be called from anywhere else.
         /// </remarks>
-        protected void SimulatePendingNINJAJoints()
+        private void SimulatePendingNINJAJoints()
         {
             // Create pending joints, if possible
 
@@ -3101,7 +3131,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
         /// Called as part of the Simulate() loop if NINJA physics is active.  Must only be called from there.
         /// </remarks>
         /// <param name="actor"></param>
-        protected void SimulateActorPendingJoints(OdePrim actor)
+        private void SimulateActorPendingJoints(OdePrim actor)
         {
             // If an actor moved, move its joint proxy objects as well.
             // There seems to be an event PhysicsActor.OnPositionUpdate that could be used
@@ -3138,7 +3168,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
         }
 
         #region ODE Specific Terrain Fixes
-        public float[] ResizeTerrain512NearestNeighbour(float[] heightMap)
+        private float[] ResizeTerrain512NearestNeighbour(float[] heightMap)
         {
             float[] returnarr = new float[262144];
             float[,] resultarr = new float[(int)WorldExtents.X, (int)WorldExtents.Y];
@@ -3251,7 +3281,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
             return returnarr;
         }
 
-        public float[] ResizeTerrain512Interpolation(float[] heightMap)
+        private float[] ResizeTerrain512Interpolation(float[] heightMap)
         {
             float[] returnarr = new float[262144];
             float[,] resultarr = new float[512,512];
@@ -3419,7 +3449,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
             }
         }
 
-        public void SetTerrain(float[] heightMap, Vector3 pOffset)
+        private void SetTerrain(float[] heightMap, Vector3 pOffset)
         {
             // this._heightmap[i] = (double)heightMap[i];
             // dbm (danx0r) -- creating a buffer zone of one extra sample all around
@@ -3548,7 +3578,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
         {
         }
 
-        public float GetWaterLevel()
+        internal float GetWaterLevel()
         {
             return waterlevel;
         }
@@ -3623,7 +3653,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
             randomizeWater(waterlevel);
         }
 
-        public void randomizeWater(float baseheight)
+        private void randomizeWater(float baseheight)
         {
             const uint heightmapWidth = m_regionWidth + 2;
             const uint heightmapHeight = m_regionHeight + 2;
@@ -3675,9 +3705,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
                 d.RFromAxisAndAngle(out R, v3.X, v3.Y, v3.Z, angle);
                 d.GeomSetRotation(WaterGeom, ref R);
                 d.GeomSetPosition(WaterGeom, 128, 128, 0);
-                
             }
-
         }
 
         public override void Dispose()
@@ -3724,6 +3752,7 @@ Console.WriteLine("AddPhysicsActorTaint to " + taintedprim.Name);
                     }
                 }
             }
+
             return returncolliders;
         }