7 files changed, 612 insertions, 104 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs b/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs
index fd526eb..712dcc7 100644
--- a/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs
+++ b/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs
@@ -418,15 +418,12 @@ namespace OpenSim.Region.Framework.Scenes.Animation
         {
             if (m_scenePresence.IsChildAgent)
                 return;
-            
-            UUID[] animIDs;
-            int[] sequenceNums;
-            UUID[] objectIDs;
 
-            m_animations.GetArrays(out animIDs, out sequenceNums, out objectIDs);
-
-            m_scenePresence.ControllingClient.SendAnimations(
-                animIDs, sequenceNums, m_scenePresence.ControllingClient.AgentId, objectIDs);
+            m_scenePresence.Scene.ForEachScenePresence(
+                delegate(ScenePresence SP)
+                {
+                    SP.Animator.SendAnimPack();
+                });
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 2909311..c7fb32a 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -1976,6 +1976,23 @@ namespace OpenSim.Region.Framework.Scenes
                 return;
             }
 
+            if (grp.RootPart.RETURN_AT_EDGE)
+            {
+                // We remove the object here
+                try
+                {
+                    List<SceneObjectGroup> objects = new List<SceneObjectGroup>();
+                    objects.Add(grp);
+                    SceneObjectGroup[] objectsArray = objects.ToArray();
+                    returnObjects(objectsArray, UUID.Zero);
+                }
+                catch (Exception)
+                {
+                    m_log.Warn("[DATABASE]: exception when trying to return the prim that crossed the border.");
+                }
+                return;
+            }
+
             int thisx = (int)RegionInfo.RegionLocX;
             int thisy = (int)RegionInfo.RegionLocY;
             Vector3 EastCross = new Vector3(0.1f,0,0);
@@ -2044,19 +2061,25 @@ namespace OpenSim.Region.Framework.Scenes
                     Border crossedBordery = GetCrossedBorder(attemptedPosition + SouthCross, Cardinals.S);
                     //(crossedBorderx.BorderLine.Z / (int)Constants.RegionSize)
 
-                    if (crossedBordery.BorderLine.Z > 0)
+                    try
                     {
-                        pos.Y = ((pos.Y + crossedBordery.BorderLine.Z));
-                        changeY = (int)(crossedBordery.BorderLine.Z / (int)Constants.RegionSize);
-                    }
-                    else
-                        pos.Y = ((pos.Y + Constants.RegionSize));
+                        if (crossedBordery.BorderLine.Z > 0)
+                        {
+                            pos.Y = ((pos.Y + crossedBordery.BorderLine.Z));
+                            changeY = (int)(crossedBordery.BorderLine.Z / (int)Constants.RegionSize);
+                        }
+                        else
+                            pos.Y = ((pos.Y + Constants.RegionSize));
 
-                    newRegionHandle
-                        = Util.UIntsToLong((uint)((thisx - changeX) * Constants.RegionSize),
-                                           (uint)((thisy + changeY) * Constants.RegionSize));
-                    // x - 1
-                    // y + 1
+                        newRegionHandle
+                            = Util.UIntsToLong((uint)((thisx - changeX) * Constants.RegionSize),
+                                               (uint)((thisy + changeY) * Constants.RegionSize));
+                        // x - 1
+                        // y + 1
+                    }
+                    catch (Exception ex)
+                    {
+                    }
                 }
                 else
                 {
@@ -2684,6 +2707,7 @@ namespace OpenSim.Region.Framework.Scenes
             client.OnGrabUpdate += ProcessObjectGrabUpdate; 
             client.OnDeGrabObject += ProcessObjectDeGrab;
             client.OnUndo += m_sceneGraph.HandleUndo;
+            client.OnRedo += m_sceneGraph.HandleRedo;
             client.OnObjectDescription += m_sceneGraph.PrimDescription;
             client.OnObjectDrop += m_sceneGraph.DropObject;
             client.OnObjectSaleInfo += ObjectSaleInfo;
@@ -2838,6 +2862,7 @@ namespace OpenSim.Region.Framework.Scenes
             client.OnGrabObject -= ProcessObjectGrab;
             client.OnDeGrabObject -= ProcessObjectDeGrab;
             client.OnUndo -= m_sceneGraph.HandleUndo;
+            client.OnRedo -= m_sceneGraph.HandleRedo;
             client.OnObjectDescription -= m_sceneGraph.PrimDescription;
             client.OnObjectDrop -= m_sceneGraph.DropObject;
             client.OnObjectSaleInfo -= ObjectSaleInfo;
diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index 1ac061a..2b13181 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -452,6 +452,15 @@ namespace OpenSim.Region.Framework.Scenes
                     part.Undo();
             }
         }
+        protected internal void HandleRedo(IClientAPI remoteClient, UUID primId)
+        {
+            if (primId != UUID.Zero)
+            {
+                SceneObjectPart part = m_parentScene.GetSceneObjectPart(primId);
+                if (part != null)
+                    part.Redo();
+            }
+        }
 
         protected internal void HandleObjectGroupUpdate(
             IClientAPI remoteClient, UUID GroupID, uint objectLocalID, UUID Garbage)
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index af46659..fe9dd9b 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -298,7 +298,16 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     m_scene.CrossPrimGroupIntoNewRegion(val, this, true);
                 }
-
+                if (RootPart.GetStatusSandbox())
+                {
+                    if (Util.GetDistanceTo(RootPart.StatusSandboxPos, value) > 10)
+                    {
+                        RootPart.ScriptSetPhysicsStatus(false);
+                        Scene.SimChat(Utils.StringToBytes("Hit Sandbox Limit"),
+                              ChatTypeEnum.DebugChannel, 0x7FFFFFFF, RootPart.AbsolutePosition, Name, UUID, false);
+                        return;
+                    }
+                }
                 lock (m_parts)
                 {
                     foreach (SceneObjectPart part in m_parts.Values)
@@ -398,6 +407,34 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        private SceneObjectPart m_PlaySoundMasterPrim = null;
+        public SceneObjectPart PlaySoundMasterPrim
+        {
+            get { return m_PlaySoundMasterPrim; }
+            set { m_PlaySoundMasterPrim = value; }
+        }
+
+        private List<SceneObjectPart> m_PlaySoundSlavePrims = new List<SceneObjectPart>();
+        public List<SceneObjectPart> PlaySoundSlavePrims
+        {
+            get { return m_LoopSoundSlavePrims; }
+            set { m_LoopSoundSlavePrims = value; }
+        }
+
+        private SceneObjectPart m_LoopSoundMasterPrim = null;
+        public SceneObjectPart LoopSoundMasterPrim
+        {
+            get { return m_LoopSoundMasterPrim; }
+            set { m_LoopSoundMasterPrim = value; }
+        }
+
+        private List<SceneObjectPart> m_LoopSoundSlavePrims = new List<SceneObjectPart>();
+        public List<SceneObjectPart> LoopSoundSlavePrims
+        {
+            get { return m_LoopSoundSlavePrims; }
+            set { m_LoopSoundSlavePrims = value; }
+        }
+
         // The UUID for the Region this Object is in.
         public UUID RegionUUID
         {
@@ -1779,32 +1816,6 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
         
-        public void rotLookAt(Quaternion target, float strength, float damping)
-        {
-            SceneObjectPart rootpart = m_rootPart;
-            if (rootpart != null)
-            {
-                if (IsAttachment)
-                {
-                /*
-                    ScenePresence avatar = m_scene.GetScenePresence(rootpart.AttachedAvatar);
-                    if (avatar != null)
-                    {
-                    Rotate the Av?
-                    } */
-                }
-                else
-                {
-                    if (rootpart.PhysActor != null)
-                    {
-                        rootpart.PhysActor.APIDTarget = new Quaternion(target.X, target.Y, target.Z, target.W);
-                        rootpart.PhysActor.APIDStrength = strength;
-                        rootpart.PhysActor.APIDDamping = damping;
-                        rootpart.PhysActor.APIDActive = true;
-                    }
-                }
-            }
-        }
         public void stopLookAt()
         {
             SceneObjectPart rootpart = m_rootPart;
@@ -1963,6 +1974,8 @@ namespace OpenSim.Region.Framework.Scenes
 
                 foreach (SceneObjectPart part in m_parts.Values)
                 {
+                    if (!IsSelected)
+                        part.UpdateLookAt();
                     part.SendScheduledUpdates();
                 }
             }
@@ -2452,11 +2465,14 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     if (m_rootPart.PhysActor.IsPhysical)
                     {
-                        Vector3 llmoveforce = pos - AbsolutePosition;
-                        Vector3 grabforce = llmoveforce;
-                        grabforce = (grabforce / 10) * m_rootPart.PhysActor.Mass;
-                        m_rootPart.PhysActor.AddForce(grabforce,true);
-                        m_scene.PhysicsScene.AddPhysicsActorTaint(m_rootPart.PhysActor);
+                        if (!m_rootPart.BlockGrab)
+                        {
+                            Vector3 llmoveforce = pos - AbsolutePosition;
+                            Vector3 grabforce = llmoveforce;
+                            grabforce = (grabforce / 10) * m_rootPart.PhysActor.Mass;
+                            m_rootPart.PhysActor.AddForce(grabforce, true);
+                            m_scene.PhysicsScene.AddPhysicsActorTaint(m_rootPart.PhysActor);
+                        }
                     }
                     else
                     {
@@ -2812,6 +2828,7 @@ namespace OpenSim.Region.Framework.Scenes
             SceneObjectPart part = GetChildPart(localID);
             if (part != null)
             {
+                part.IgnoreUndoUpdate = true;
                 if (scale.X > m_scene.m_maxNonphys)
                     scale.X = m_scene.m_maxNonphys;
                 if (scale.Y > m_scene.m_maxNonphys)
@@ -2839,6 +2856,7 @@ namespace OpenSim.Region.Framework.Scenes
                         {
                             if (obPart.UUID != m_rootPart.UUID)
                             {
+                                obPart.IgnoreUndoUpdate = true;
                                 Vector3 oldSize = new Vector3(obPart.Scale);
 
                                 float f = 1.0f;
@@ -2898,6 +2916,8 @@ namespace OpenSim.Region.Framework.Scenes
                                         z *= a;
                                     }
                                 }
+                                obPart.IgnoreUndoUpdate = false;
+                                obPart.StoreUndoState();
                             }
                         }
                     }
@@ -2913,6 +2933,7 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     foreach (SceneObjectPart obPart in m_parts.Values)
                     {
+                        obPart.IgnoreUndoUpdate = true;
                         if (obPart.UUID != m_rootPart.UUID)
                         {
                             Vector3 currentpos = new Vector3(obPart.OffsetPosition);
@@ -2926,6 +2947,8 @@ namespace OpenSim.Region.Framework.Scenes
                             obPart.Resize(newSize);
                             obPart.UpdateOffSet(currentpos);
                         }
+                        obPart.IgnoreUndoUpdate = false;
+                        obPart.StoreUndoState();
                     }
                 }
 
@@ -2935,6 +2958,8 @@ namespace OpenSim.Region.Framework.Scenes
                     m_scene.PhysicsScene.AddPhysicsActorTaint(part.PhysActor);
                 }
 
+                part.IgnoreUndoUpdate = false;
+                part.StoreUndoState();
                 HasGroupChanged = true;
                 ScheduleGroupForTerseUpdate();
             }
@@ -2950,13 +2975,26 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="pos"></param>
         public void UpdateGroupPosition(Vector3 pos)
         {
+            foreach (SceneObjectPart part in Children.Values)
+            {
+                part.StoreUndoState();
+            }
             if (m_scene.EventManager.TriggerGroupMove(UUID, pos))
             {
                 if (IsAttachment)
                 {
                     m_rootPart.AttachedPos = pos;
                 }
-
+                if (RootPart.GetStatusSandbox())
+                {
+                    if (Util.GetDistanceTo(RootPart.StatusSandboxPos, pos) > 10)
+                    {
+                        RootPart.ScriptSetPhysicsStatus(false);
+                        pos = AbsolutePosition;
+                        Scene.SimChat(Utils.StringToBytes("Hit Sandbox Limit"),
+                              ChatTypeEnum.DebugChannel, 0x7FFFFFFF, RootPart.AbsolutePosition, Name, UUID, false);
+                    }
+                }
                 AbsolutePosition = pos;
 
                 HasGroupChanged = true;
@@ -2975,7 +3013,10 @@ namespace OpenSim.Region.Framework.Scenes
         public void UpdateSinglePosition(Vector3 pos, uint localID)
         {
             SceneObjectPart part = GetChildPart(localID);
-
+            foreach (SceneObjectPart parts in Children.Values)
+            {
+                parts.StoreUndoState();
+            }
             if (part != null)
             {
                 if (part.UUID == m_rootPart.UUID)
@@ -2997,6 +3038,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="pos"></param>
         private void UpdateRootPosition(Vector3 pos)
         {
+            foreach (SceneObjectPart part in Children.Values)
+            {
+                part.StoreUndoState();
+            }
             Vector3 newPos = new Vector3(pos.X, pos.Y, pos.Z);
             Vector3 oldPos =
                 new Vector3(AbsolutePosition.X + m_rootPart.OffsetPosition.X,
@@ -3040,6 +3085,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="rot"></param>
         public void UpdateGroupRotationR(Quaternion rot)
         {
+            foreach (SceneObjectPart parts in Children.Values)
+            {
+                parts.StoreUndoState();
+            }
             m_rootPart.UpdateRotation(rot);
 
             PhysicsActor actor = m_rootPart.PhysActor;
@@ -3060,6 +3109,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="rot"></param>
         public void UpdateGroupRotationPR(Vector3 pos, Quaternion rot)
         {
+            foreach (SceneObjectPart parts in Children.Values)
+            {
+                parts.StoreUndoState();
+            }
             m_rootPart.UpdateRotation(rot);
 
             PhysicsActor actor = m_rootPart.PhysActor;
@@ -3083,6 +3136,10 @@ namespace OpenSim.Region.Framework.Scenes
         public void UpdateSingleRotation(Quaternion rot, uint localID)
         {
             SceneObjectPart part = GetChildPart(localID);
+            foreach (SceneObjectPart parts in Children.Values)
+            {
+                parts.StoreUndoState();
+            }
             if (part != null)
             {
                 if (part.UUID == m_rootPart.UUID)
@@ -3113,8 +3170,11 @@ namespace OpenSim.Region.Framework.Scenes
                 }
                 else
                 {
+                    part.IgnoreUndoUpdate = true;
                     part.UpdateRotation(rot);
                     part.OffsetPosition = pos;
+                    part.IgnoreUndoUpdate = false;
+                    part.StoreUndoState();
                 }
             }
         }
@@ -3128,6 +3188,7 @@ namespace OpenSim.Region.Framework.Scenes
             Quaternion axRot = rot;
             Quaternion oldParentRot = m_rootPart.RotationOffset;
 
+            m_rootPart.StoreUndoState();
             m_rootPart.UpdateRotation(rot);
             if (m_rootPart.PhysActor != null)
             {
@@ -3141,6 +3202,7 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     if (prim.UUID != m_rootPart.UUID)
                     {
+                        prim.IgnoreUndoUpdate = true;
                         Vector3 axPos = prim.OffsetPosition;
                         axPos *= oldParentRot;
                         axPos *= Quaternion.Inverse(axRot);
@@ -3153,7 +3215,14 @@ namespace OpenSim.Region.Framework.Scenes
                     }
                 }
             }
-
+            foreach (SceneObjectPart childpart in Children.Values)
+            {
+                if (childpart != m_rootPart)
+                {
+                    childpart.IgnoreUndoUpdate = false;
+                    childpart.StoreUndoState();
+                }
+            }
             m_rootPart.ScheduleTerseUpdate();
         }
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index dd797fc..d339208 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -133,6 +133,18 @@ namespace OpenSim.Region.Framework.Scenes
         [XmlIgnore]
         public bool DIE_AT_EDGE;
 
+        [XmlIgnore]
+        public bool RETURN_AT_EDGE;
+
+        [XmlIgnore]
+        public bool BlockGrab;
+
+        [XmlIgnore]
+        public bool StatusSandbox;
+
+        [XmlIgnore]
+        public Vector3 StatusSandboxPos;
+
         // TODO: This needs to be persisted in next XML version update!
         [XmlIgnore]
         public readonly int[] PayPrice = {-2,-2,-2,-2,-2};
@@ -219,6 +231,15 @@ namespace OpenSim.Region.Framework.Scenes
         [XmlIgnore]
         public Quaternion SpinOldOrientation = Quaternion.Identity;
 
+        [XmlIgnore]
+        public Quaternion m_APIDTarget = Quaternion.Identity;
+
+        [XmlIgnore]
+        public float m_APIDDamp = 0;
+
+        [XmlIgnore]
+        public float m_APIDStrength = 0;
+
         /// <summary>
         /// This part's inventory
         /// </summary>
@@ -233,6 +254,9 @@ namespace OpenSim.Region.Framework.Scenes
         public bool Undoing;
 
         [XmlIgnore]
+        public bool IgnoreUndoUpdate = false;
+
+        [XmlIgnore]
         private PrimFlags LocalFlags;
         [XmlIgnore]
         private float m_damage = -1.0f;
@@ -253,6 +277,7 @@ namespace OpenSim.Region.Framework.Scenes
         private string m_text = String.Empty;
         private string m_touchName = String.Empty;
         private readonly UndoStack<UndoState> m_undo = new UndoStack<UndoState>(5);
+        private readonly UndoStack<UndoState> m_redo = new UndoStack<UndoState>(5);
         private UUID _creatorID;
 
         private bool m_passTouches;
@@ -501,6 +526,27 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        [XmlIgnore]
+        public Quaternion APIDTarget
+        {
+            get { return m_APIDTarget; }
+            set { m_APIDTarget = value; }
+        }
+
+        [XmlIgnore]
+        public float APIDDamp
+        {
+            get { return m_APIDDamp; }
+            set { m_APIDDamp = value; }
+        }
+
+        [XmlIgnore]
+        public float APIDStrength
+        {
+            get { return m_APIDStrength; }
+            set { m_APIDStrength = value; }
+        }
+
         public ulong RegionHandle
         {
             get { return m_regionHandle; }
@@ -512,6 +558,33 @@ namespace OpenSim.Region.Framework.Scenes
             get { return m_scriptAccessPin; }
             set { m_scriptAccessPin = (int)value; }
         }
+        private SceneObjectPart m_PlaySoundMasterPrim = null;
+        public SceneObjectPart PlaySoundMasterPrim
+        {
+            get { return m_PlaySoundMasterPrim; }
+            set { m_PlaySoundMasterPrim = value; }
+        }
+
+        private List<SceneObjectPart> m_PlaySoundSlavePrims = new List<SceneObjectPart>();
+        public List<SceneObjectPart> PlaySoundSlavePrims
+        {
+            get { return m_LoopSoundSlavePrims; }
+            set { m_LoopSoundSlavePrims = value; }
+        }
+
+        private SceneObjectPart m_LoopSoundMasterPrim = null;
+        public SceneObjectPart LoopSoundMasterPrim
+        {
+            get { return m_LoopSoundMasterPrim; }
+            set { m_LoopSoundMasterPrim = value; }
+        }
+
+        private List<SceneObjectPart> m_LoopSoundSlavePrims = new List<SceneObjectPart>();
+        public List<SceneObjectPart> LoopSoundSlavePrims
+        {
+            get { return m_LoopSoundSlavePrims; }
+            set { m_LoopSoundSlavePrims = value; }
+        }
 
         [XmlIgnore]
         public Byte[] TextureAnimation
@@ -573,8 +646,6 @@ namespace OpenSim.Region.Framework.Scenes
             }
             set
             {
-                StoreUndoState();
-
                 m_groupPosition = value;
 
                 PhysicsActor actor = PhysActor;
@@ -1401,6 +1472,10 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 m_undo.Clear();
             }
+            lock (m_redo)
+            {
+                m_redo.Clear();
+            }
             StoreUndoState();
         }
 
@@ -1711,6 +1786,66 @@ namespace OpenSim.Region.Framework.Scenes
             return m_parentGroup.RootPart.DIE_AT_EDGE;
         }
 
+        public bool GetReturnAtEdge()
+        {
+            if (m_parentGroup == null)
+                return false;
+            if (m_parentGroup.IsDeleted)
+                return false;
+
+            return m_parentGroup.RootPart.RETURN_AT_EDGE;
+        }
+
+        public void SetReturnAtEdge(bool p)
+        {
+            if (m_parentGroup == null)
+                return;
+            if (m_parentGroup.IsDeleted)
+                return;
+
+            m_parentGroup.RootPart.RETURN_AT_EDGE = p;
+        }
+
+        public bool GetBlockGrab()
+        {
+            if (m_parentGroup == null)
+                return false;
+            if (m_parentGroup.IsDeleted)
+                return false;
+
+            return m_parentGroup.RootPart.BlockGrab;
+        }
+
+        public void SetBlockGrab(bool p)
+        {
+            if (m_parentGroup == null)
+                return;
+            if (m_parentGroup.IsDeleted)
+                return;
+
+            m_parentGroup.RootPart.BlockGrab = p;
+        }
+
+        public void SetStatusSandbox(bool p)
+        {
+            if (m_parentGroup == null)
+                return;
+            if (m_parentGroup.IsDeleted)
+                return;
+            StatusSandboxPos = m_parentGroup.RootPart.AbsolutePosition;
+            m_parentGroup.RootPart.StatusSandbox = p;
+        }
+
+        public bool GetStatusSandbox()
+        {
+            if (m_parentGroup == null)
+                return false;
+            if (m_parentGroup.IsDeleted)
+                return false;
+
+            return m_parentGroup.RootPart.StatusSandbox;
+        }
+
         public int GetAxisRotation(int axis)
         {
             //Cannot use ScriptBaseClass constants as no referance to it currently.
@@ -1917,7 +2052,7 @@ namespace OpenSim.Region.Framework.Scenes
             // play the sound.
             if (startedColliders.Count > 0 && CollisionSound != UUID.Zero && CollisionSoundVolume > 0.0f)
             {
-                SendSound(CollisionSound.ToString(), CollisionSoundVolume, true, (byte)0);
+                SendSound(CollisionSound.ToString(), CollisionSoundVolume, true, (byte)0, 0, false, false);
             }
 
             if ((m_parentGroup.RootPart.ScriptEvents & scriptEvents.collision_start) != 0)
@@ -2491,9 +2626,8 @@ namespace OpenSim.Region.Framework.Scenes
             List<ScenePresence> avatarts = m_parentGroup.Scene.GetAvatars();
             foreach (ScenePresence p in avatarts)
             {
-                // TODO: some filtering by distance of avatar
-
-                p.ControllingClient.SendPreLoadSound(objectID, objectID, soundID);
+                if (!(Util.GetDistanceTo(p.AbsolutePosition, AbsolutePosition) >= 100))
+                    p.ControllingClient.SendPreLoadSound(objectID, objectID, soundID);
             }
         }
 
@@ -2554,7 +2688,38 @@ namespace OpenSim.Region.Framework.Scenes
         
         public void RotLookAt(Quaternion target, float strength, float damping)
         {
-            m_parentGroup.rotLookAt(target, strength, damping);
+            rotLookAt(target, strength, damping);
+        }
+
+        public void rotLookAt(Quaternion target, float strength, float damping)
+        {
+            if (IsAttachment)
+            {
+                /*
+                    ScenePresence avatar = m_scene.GetScenePresence(rootpart.AttachedAvatar);
+                    if (avatar != null)
+                    {
+                    Rotate the Av?
+                    } */
+            }
+            else
+            {
+                APIDDamp = damping;
+                APIDStrength = strength;
+                APIDTarget = target;
+            }
+        }
+
+        public void startLookAt(Quaternion rot, float damp, float strength)
+        {
+            APIDDamp = damp;
+            APIDStrength = strength;
+            APIDTarget = rot;
+        }
+
+        public void stopLookAt()
+        {
+            APIDTarget = Quaternion.Identity;
         }
 
         /// <summary>
@@ -2814,7 +2979,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="volume"></param>
         /// <param name="triggered"></param>
         /// <param name="flags"></param>
-        public void SendSound(string sound, double volume, bool triggered, byte flags)
+        public void SendSound(string sound, double volume, bool triggered, byte flags, float radius, bool useMaster, bool isMaster)
         {
             if (volume > 1)
                 volume = 1;
@@ -2850,10 +3015,51 @@ namespace OpenSim.Region.Framework.Scenes
             ISoundModule soundModule = m_parentGroup.Scene.RequestModuleInterface<ISoundModule>();
             if (soundModule != null)
             {
-                if (triggered)
-                    soundModule.TriggerSound(soundID, ownerID, objectID, parentID, volume, position, regionHandle);
+                if (useMaster)
+                {
+                    if (isMaster)
+                    {
+                        if (triggered)
+                            soundModule.TriggerSound(soundID, ownerID, objectID, parentID, volume, position, regionHandle, radius);
+                        else
+                            soundModule.PlayAttachedSound(soundID, ownerID, objectID, volume, position, flags, radius);
+                        ParentGroup.PlaySoundMasterPrim = this;
+                        ownerID = this._ownerID;
+                        objectID = this.UUID;
+                        parentID = this.GetRootPartUUID();
+                        position = this.AbsolutePosition; // region local
+                        regionHandle = this.ParentGroup.Scene.RegionInfo.RegionHandle;
+                        if (triggered)
+                            soundModule.TriggerSound(soundID, ownerID, objectID, parentID, volume, position, regionHandle, radius);
+                        else
+                            soundModule.PlayAttachedSound(soundID, ownerID, objectID, volume, position, flags, radius);
+                        foreach (SceneObjectPart prim in ParentGroup.PlaySoundSlavePrims)
+                        {
+                            ownerID = prim._ownerID;
+                            objectID = prim.UUID;
+                            parentID = prim.GetRootPartUUID();
+                            position = prim.AbsolutePosition; // region local
+                            regionHandle = prim.ParentGroup.Scene.RegionInfo.RegionHandle;
+                            if (triggered)
+                                soundModule.TriggerSound(soundID, ownerID, objectID, parentID, volume, position, regionHandle, radius);
+                            else
+                                soundModule.PlayAttachedSound(soundID, ownerID, objectID, volume, position, flags, radius);
+                        }
+                        ParentGroup.PlaySoundSlavePrims.Clear();
+                        ParentGroup.PlaySoundMasterPrim = null;
+                    }
+                    else
+                    {
+                        ParentGroup.PlaySoundSlavePrims.Add(this);
+                    }
+                }
                 else
-                    soundModule.PlayAttachedSound(soundID, ownerID, objectID, volume, position, flags);
+                {
+                    if (triggered)
+                        soundModule.TriggerSound(soundID, ownerID, objectID, parentID, volume, position, regionHandle, radius);
+                    else
+                        soundModule.PlayAttachedSound(soundID, ownerID, objectID, volume, position, flags, radius);
+                }
             }
         }
 
@@ -3156,6 +3362,14 @@ namespace OpenSim.Region.Framework.Scenes
             hasProfileCut = hasDimple; // is it the same thing?
         }
         
+        public void SetVehicleFlags(int param, bool remove)
+        {
+            if (PhysActor != null)
+            {
+                PhysActor.VehicleFlags(param, remove);
+            }
+        }
+
         public void SetGroup(UUID groupID, IClientAPI client)
         {
             _groupID = groupID;
@@ -3260,27 +3474,30 @@ namespace OpenSim.Region.Framework.Scenes
         {
             if (!Undoing)
             {
-                if (m_parentGroup != null)
+                if (!IgnoreUndoUpdate)
                 {
-                    lock (m_undo)
+                    if (m_parentGroup != null)
                     {
-                        if (m_undo.Count > 0)
+                        lock (m_undo)
                         {
-                            UndoState last = m_undo.Peek();
-                            if (last != null)
+                            if (m_undo.Count > 0)
                             {
-                                if (last.Compare(this))
-                                    return;
+                                UndoState last = m_undo.Peek();
+                                if (last != null)
+                                {
+                                    if (last.Compare(this))
+                                        return;
+                                }
                             }
-                        }
 
-                        if (m_parentGroup.GetSceneMaxUndo() > 0)
-                        {
-                            UndoState nUndo = new UndoState(this);
+                            if (m_parentGroup.GetSceneMaxUndo() > 0)
+                            {
+                                UndoState nUndo = new UndoState(this);
 
-                            m_undo.Push(nUndo);
-                        }
+                                m_undo.Push(nUndo);
+                            }
 
+                        }
                     }
                 }
             }
@@ -3751,11 +3968,36 @@ namespace OpenSim.Region.Framework.Scenes
             lock (m_undo)
             {
                 if (m_undo.Count > 0)
+                {
+                    UndoState nUndo = null;
+                    if (m_parentGroup.GetSceneMaxUndo() > 0)
                     {
-                        UndoState goback = m_undo.Pop();
-                        if (goback != null)
-                            goback.PlaybackState(this);
+                        nUndo = new UndoState(this);
+                    }
+                    UndoState goback = m_undo.Pop();
+                    if (goback != null)
+                    {
+                        goback.PlaybackState(this);
+                        if (nUndo != null)
+                            m_redo.Push(nUndo);
+                    }
+                }
+            }
+        }
+
+        public void Redo()
+        {
+            lock (m_redo)
+            {
+                if (m_parentGroup.GetSceneMaxUndo() > 0)
+                {
+                    UndoState nUndo = new UndoState(this);
+
+                    m_undo.Push(nUndo);
                 }
+                UndoState gofwd = m_redo.Pop();
+                if (gofwd != null)
+                    gofwd.PlayfwdState(this);
             }
         }
 
@@ -3802,6 +4044,18 @@ namespace OpenSim.Region.Framework.Scenes
                 (pos.Z != OffsetPosition.Z))
             {
                 Vector3 newPos = new Vector3(pos.X, pos.Y, pos.Z);
+
+                if (ParentGroup.RootPart.GetStatusSandbox())
+                {
+                    if (Util.GetDistanceTo(ParentGroup.RootPart.StatusSandboxPos, newPos) > 10)
+                    {
+                        ParentGroup.RootPart.ScriptSetPhysicsStatus(false);
+                        newPos = OffsetPosition;
+                        ParentGroup.Scene.SimChat(Utils.StringToBytes("Hit Sandbox Limit"),
+                              ChatTypeEnum.DebugChannel, 0x7FFFFFFF, ParentGroup.RootPart.AbsolutePosition, Name, UUID, false);
+                    }
+                }
+
                 OffsetPosition = newPos;
                 ScheduleTerseUpdate();
             }
@@ -4094,7 +4348,6 @@ namespace OpenSim.Region.Framework.Scenes
                 (rot.Z != RotationOffset.Z) ||
                 (rot.W != RotationOffset.W))
             {
-                //StoreUndoState();
                 RotationOffset = rot;
                 ParentGroup.HasGroupChanged = true;
                 ScheduleTerseUpdate();
@@ -4396,5 +4649,36 @@ namespace OpenSim.Region.Framework.Scenes
 
             Inventory.ApplyNextOwnerPermissions();
         }
+        public void UpdateLookAt()
+        {
+            try
+            {
+                if (APIDTarget != Quaternion.Identity)
+                {
+                    if (Single.IsNaN(APIDTarget.W) == true)
+                    {
+                        APIDTarget = Quaternion.Identity;
+                        return;
+                    }
+                    Quaternion rot = RotationOffset;
+                    Quaternion dir = (rot - APIDTarget);
+                    float speed = ((APIDStrength / APIDDamp) * (float)(Math.PI / 180.0f));
+                    if (dir.Z > speed)
+                    {
+                        rot.Z -= speed;
+                    }
+                    if (dir.Z < -speed)
+                    {
+                        rot.Z += speed;
+                    }
+                    rot.Normalize();
+                    UpdateRotation(rot);
+                }
+            }
+            catch (Exception ex)
+            {
+                m_log.Error("[Physics] " + ex);
+            }
+        }
     }
 }
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 9c7559b..675fb69 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -164,6 +164,8 @@ namespace OpenSim.Region.Framework.Scenes
 
         private Quaternion m_bodyRot= Quaternion.Identity;
 
+        private Quaternion m_bodyRotPrevious = Quaternion.Identity;
+
         private const int LAND_VELOCITYMAG_MAX = 12;
 
         public bool IsRestrictedToRegion;
@@ -508,6 +510,12 @@ namespace OpenSim.Region.Framework.Scenes
             set { m_bodyRot = value; }
         }
 
+        public Quaternion PreviousRotation
+        {
+            get { return m_bodyRotPrevious; }
+            set { m_bodyRotPrevious = value; }
+        }
+
         /// <summary>
         /// If this is true, agent doesn't have a representation in this scene.
         ///    this is an agent 'looking into' this scene from a nearby scene(region)
@@ -824,6 +832,31 @@ namespace OpenSim.Region.Framework.Scenes
             if (pos.X < 0 || pos.Y < 0 || pos.Z < 0)
             {
                 Vector3 emergencyPos = new Vector3(((int)Constants.RegionSize * 0.5f), ((int)Constants.RegionSize * 0.5f), 128);
+                
+                if (pos.X < 0)
+                {
+                    emergencyPos.X = (int)Constants.RegionSize + pos.X;
+                    if (!(pos.Y < 0))
+                        emergencyPos.Y = pos.Y;
+                    if (!(pos.Z < 0))
+                        emergencyPos.X = pos.X;
+                }
+                if (pos.Y < 0)
+                {
+                    emergencyPos.Y = (int)Constants.RegionSize + pos.Y;
+                    if (!(pos.X < 0))
+                        emergencyPos.X = pos.X;
+                    if (!(pos.Z < 0))
+                        emergencyPos.Z = pos.Z;
+                }
+                if (pos.Z < 0)
+                {
+                    if (!(pos.X < 0))
+                        emergencyPos.X = pos.X;
+                    if (!(pos.Y < 0))
+                        emergencyPos.Y = pos.Y;
+                    //Leave as 128
+                }
 
                 m_log.WarnFormat(
                     "[SCENE PRESENCE]: MakeRootAgent() was given an illegal position of {0} for avatar {1}, {2}.  Substituting {3}",
@@ -1193,6 +1226,14 @@ namespace OpenSim.Region.Framework.Scenes
             }
             else
             {
+                if (m_pos.X < 0)
+                    m_pos.X = 128;
+                if (m_pos.Y < 0)
+                    m_pos.Y = 128;
+                if (m_pos.X > Scene.WestBorders[0].BorderLine.X)
+                    m_pos.X = 128;
+                if (m_pos.Y > Scene.NorthBorders[0].BorderLine.Y)
+                    m_pos.Y = 128;
                 m_LastFinitePos = m_pos;
             }
 
@@ -2704,36 +2745,72 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 // Checks if where it's headed exists a region
 
+                bool needsTransit = false;
                 if (m_scene.TestBorderCross(pos2, Cardinals.W))
                 {
                     if (m_scene.TestBorderCross(pos2, Cardinals.S))
+                    {
+                        needsTransit = true;
                         neighbor = HaveNeighbor(Cardinals.SW, ref fix);
+                    }
                     else if (m_scene.TestBorderCross(pos2, Cardinals.N))
+                    {
+                        needsTransit = true;
                         neighbor = HaveNeighbor(Cardinals.NW, ref fix);
+                    }
                     else
+                    {
+                        needsTransit = true;
                         neighbor = HaveNeighbor(Cardinals.W, ref fix);
+                    }
                 }
                 else if (m_scene.TestBorderCross(pos2, Cardinals.E))
                 {
                     if (m_scene.TestBorderCross(pos2, Cardinals.S))
+                    {
+                        needsTransit = true;
                         neighbor = HaveNeighbor(Cardinals.SE, ref fix);
+                    }
                     else if (m_scene.TestBorderCross(pos2, Cardinals.N))
+                    {
+                        needsTransit = true;
                         neighbor = HaveNeighbor(Cardinals.NE, ref fix);
+                    }
                     else
+                    {
+                        needsTransit = true;
                         neighbor = HaveNeighbor(Cardinals.E, ref fix);
+                    }
                 }
                 else if (m_scene.TestBorderCross(pos2, Cardinals.S))
+                {
+                    needsTransit = true;
                     neighbor = HaveNeighbor(Cardinals.S, ref fix);
+                }
                 else if (m_scene.TestBorderCross(pos2, Cardinals.N))
+                {
+                    needsTransit = true;
                     neighbor = HaveNeighbor(Cardinals.N, ref fix);
+                }
+
 
-                
                 // Makes sure avatar does not end up outside region
-                if (neighbor < 0)
-                    AbsolutePosition = new Vector3(
-                                                   AbsolutePosition.X +  3*fix[0],
-                                                   AbsolutePosition.Y +  3*fix[1],
-                                                   AbsolutePosition.Z);
+                if (neighbor <= 0)
+                {
+                    if (!needsTransit)
+                    {
+                        Vector3 pos = AbsolutePosition;
+                        if (AbsolutePosition.X < 0)
+                            pos.X += Velocity.Y;
+                        else if (AbsolutePosition.X > Constants.RegionSize)
+                            pos.X -= Velocity.Y;
+                        if (AbsolutePosition.Y < 0)
+                            pos.Y += Velocity.Y;
+                        else if (AbsolutePosition.Y > Constants.RegionSize)
+                            pos.Y -= Velocity.Y;
+                        AbsolutePosition = pos;
+                    }
+                }
                 else if (neighbor > 0)
                     CrossToNewRegion();
             }
diff --git a/OpenSim/Region/Framework/Scenes/UndoState.cs b/OpenSim/Region/Framework/Scenes/UndoState.cs
index 713ff69..55e407e 100644
--- a/OpenSim/Region/Framework/Scenes/UndoState.cs
+++ b/OpenSim/Region/Framework/Scenes/UndoState.cs
@@ -26,6 +26,7 @@
  */
 
 using OpenMetaverse;
+using OpenSim.Region.Framework.Interfaces;
 
 namespace OpenSim.Region.Framework.Scenes
 {
@@ -35,29 +36,21 @@ namespace OpenSim.Region.Framework.Scenes
         public Vector3 Scale = Vector3.Zero;
         public Quaternion Rotation = Quaternion.Identity;
 
-        public UndoState(Vector3 pos, Quaternion rot, Vector3 scale)
-        {
-            Position = pos;
-            Rotation = rot;
-            Scale = scale;
-        }
-
         public UndoState(SceneObjectPart part)
         {
             if (part != null)
             {
                 if (part.ParentID == 0)
                 {
-                    Position = part.AbsolutePosition;
+                    Position = part.ParentGroup.AbsolutePosition;
                     Rotation = part.RotationOffset;
-
+                    Scale = part.Shape.Scale;
                 }
                 else
                 {
                     Position = part.OffsetPosition;
                     Rotation = part.RotationOffset;
                     Scale = part.Shape.Scale;
-
                 }
             }
         }
@@ -68,7 +61,7 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 if (part.ParentID == 0)
                 {
-                    if (Position == part.AbsolutePosition && Rotation == part.RotationOffset)
+                    if (Position == part.ParentGroup.AbsolutePosition && Rotation == part.ParentGroup.Rotation)
                         return true;
                     else
                         return false;
@@ -93,24 +86,78 @@ namespace OpenSim.Region.Framework.Scenes
 
                 if (part.ParentID == 0)
                 {
-                    part.ParentGroup.AbsolutePosition = Position;
-                    part.UpdateRotation(Rotation);
+                    if (Position != Vector3.Zero)
+                        part.ParentGroup.AbsolutePosition = Position;
+                    part.RotationOffset = Rotation;
+                    if (Scale != Vector3.Zero)
+                        part.Resize(Scale);
                     part.ParentGroup.ScheduleGroupForTerseUpdate();
                 }
                 else
                 {
-                    part.OffsetPosition = Position;
+                    if (Position != Vector3.Zero)
+                        part.OffsetPosition = Position;
                     part.UpdateRotation(Rotation);
-                    part.Resize(Scale);
+                    if (Scale != Vector3.Zero)
+                        part.Resize(Scale); part.ScheduleTerseUpdate();
+                }
+                part.Undoing = false;
+
+            }
+        }
+        public void PlayfwdState(SceneObjectPart part)
+        {
+            if (part != null)
+            {
+                part.Undoing = true;
+
+                if (part.ParentID == 0)
+                {
+                    if (Position != Vector3.Zero)
+                        part.ParentGroup.AbsolutePosition = Position;
+                    if (Rotation != Quaternion.Identity)
+                        part.UpdateRotation(Rotation);
+                    if (Scale != Vector3.Zero)
+                        part.Resize(Scale);
+                    part.ParentGroup.ScheduleGroupForTerseUpdate();
+                }
+                else
+                {
+                    if (Position != Vector3.Zero)
+                        part.OffsetPosition = Position;
+                    if (Rotation != Quaternion.Identity)
+                        part.UpdateRotation(Rotation);
+                    if (Scale != Vector3.Zero)
+                        part.Resize(Scale);
                     part.ScheduleTerseUpdate();
                 }
                 part.Undoing = false;
 
             }
         }
+    }
+    public class LandUndoState
+    {
+        public ITerrainModule m_terrainModule;
+        public ITerrainChannel m_terrainChannel;
+
+        public LandUndoState(ITerrainModule terrainModule, ITerrainChannel terrainChannel)
+        {
+            m_terrainModule = terrainModule;
+            m_terrainChannel = terrainChannel;
+        }
+
+        public bool Compare(ITerrainChannel terrainChannel)
+        {
+            if (m_terrainChannel != terrainChannel)
+                return false;
+            else
+                return false;
+        }
 
-        public UndoState()
+        public void PlaybackState()
         {
+            m_terrainModule.UndoTerrain(m_terrainChannel);
         }
     }
 }