private void RegionLoadedDoWork(Scene scene)
        {
/* 
            // For testing on a single instance
            if (scene.RegionInfo.RegionLocX == 1004 && scene.RegionInfo.RegionLocY == 1000)
                return;
            // 
*/
            lock (m_startingScenes)
                m_startingScenes.Add(scene.RegionInfo.originRegionID, scene);

            // Give each region a standard set of non-infinite borders
            Border northBorder = new Border();
            northBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, (int)Constants.RegionSize);  //<---
            northBorder.CrossDirection = Cardinals.N;
            scene.NorthBorders[0] = northBorder;

            Border southBorder = new Border();
            southBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, 0);    //--->
            southBorder.CrossDirection = Cardinals.S;
            scene.SouthBorders[0] = southBorder;

            Border eastBorder = new Border();
            eastBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, (int)Constants.RegionSize);   //<---
            eastBorder.CrossDirection = Cardinals.E;
            scene.EastBorders[0] = eastBorder;

            Border westBorder = new Border();
            westBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, 0);     //--->
            westBorder.CrossDirection = Cardinals.W;
            scene.WestBorders[0] = westBorder;



            RegionConnections regionConnections = new RegionConnections();
            regionConnections.ConnectedRegions = new List<RegionData>();
            regionConnections.RegionScene = scene;
            regionConnections.RegionLandChannel = scene.LandChannel;
            regionConnections.RegionId = scene.RegionInfo.originRegionID;
            regionConnections.X = scene.RegionInfo.RegionLocX;
            regionConnections.Y = scene.RegionInfo.RegionLocY;
            regionConnections.XEnd = (int)Constants.RegionSize;
            regionConnections.YEnd = (int)Constants.RegionSize;


            lock (m_regions)
            {
                bool connectedYN = false;

                foreach (RegionConnections conn in m_regions.Values)
                {
                    #region commented
                    /*
                    // If we're one region over +x +y
                    //xxy
                    //xxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) + conn.XEnd 
                        == (regionConnections.X * (int)Constants.RegionSize)) 
                        && (((int)conn.Y * (int)Constants.RegionSize) - conn.YEnd 
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int) Constants.RegionSize)) -
                                    ((conn.X * (int) Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int) Constants.RegionSize)) -
                                    ((conn.Y * (int) Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd + conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the northwest of Scene{1}.  Offset: {2}.  Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName,
                                          offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);
                            
                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                    //If we're one region over x +y
                    //xxx
                    //xxx
                    //xyx
                    if ((((int)conn.X * (int)Constants.RegionSize)
                        == (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) - conn.YEnd
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the north of Scene{1}.  Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);
                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                    // If we're one region over -x +y
                    //xxx
                    //xxx
                    //yxx
                    if ((((int)conn.X * (int)Constants.RegionSize) - conn.XEnd
                        == (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) - conn.YEnd
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd + conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the northeast of Scene.  Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);


                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                    // If we're one region over -x y
                    //xxx
                    //yxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) - conn.XEnd
                        == (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize)
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd;
                        extents.X = conn.XEnd + conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the east of Scene{1} Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);

                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                        // If we're one region over -x -y
                        //yxx
                        //xxx
                        //xxx
                        if ((((int)conn.X * (int)Constants.RegionSize) - conn.XEnd
                            == (regionConnections.X * (int)Constants.RegionSize))
                            && (((int)conn.Y * (int)Constants.RegionSize) + conn.YEnd
                            == (regionConnections.Y * (int)Constants.RegionSize)))
                        {
                            Vector3 offset = Vector3.Zero;
                            offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                        ((conn.X * (int)Constants.RegionSize)));
                            offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                        ((conn.Y * (int)Constants.RegionSize)));

                            Vector3 extents = Vector3.Zero;
                            extents.Y = regionConnections.YEnd + conn.YEnd;
                            extents.X = conn.XEnd + conn.XEnd;

                            m_log.DebugFormat("Scene: {0} to the northeast of Scene{1} Offset: {2}. Extents:{3}",
                                              conn.RegionScene.RegionInfo.RegionName,
                                              regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                            scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);

                            connectedYN = true;
                            break;
                        }
                        */
                    #endregion

                    // If we're one region over +x y
                    //xxx
                    //xxy
                    //xxx

                    if ((((int)conn.X * (int)Constants.RegionSize) + conn.XEnd
                        >= (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize)
                        >= (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = conn.YEnd;
                        extents.X = conn.XEnd + regionConnections.XEnd;

                        conn.UpdateExtents(extents);

                        m_log.DebugFormat("Scene: {0} to the west of Scene{1} Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.BordersLocked = true;
                        conn.RegionScene.BordersLocked = true;

                        RegionData ConnectedRegion = new RegionData();
                        ConnectedRegion.Offset = offset;
                        ConnectedRegion.RegionId = scene.RegionInfo.originRegionID;
                        ConnectedRegion.RegionScene = scene;
                        conn.ConnectedRegions.Add(ConnectedRegion);

                        // Inform root region Physics about the extents of this region
                        conn.RegionScene.PhysicsScene.Combine(null, Vector3.Zero, extents);

                        // Inform Child region that it needs to forward it's terrain to the root region
                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, Vector3.Zero);

                        // Extend the borders as appropriate
                        lock (conn.RegionScene.EastBorders)
                            conn.RegionScene.EastBorders[0].BorderLine.Z += (int)Constants.RegionSize;

                        lock (conn.RegionScene.NorthBorders)
                            conn.RegionScene.NorthBorders[0].BorderLine.Y += (int)Constants.RegionSize;

                        lock (conn.RegionScene.SouthBorders)
                            conn.RegionScene.SouthBorders[0].BorderLine.Y += (int)Constants.RegionSize;

                        lock (scene.WestBorders)
                        {


                            scene.WestBorders[0].BorderLine.Z = (int)((scene.RegionInfo.RegionLocX - conn.RegionScene.RegionInfo.RegionLocX) * (int)Constants.RegionSize); //auto teleport West

                            // Trigger auto teleport to root region
                            scene.WestBorders[0].TriggerRegionX = conn.RegionScene.RegionInfo.RegionLocX;
                            scene.WestBorders[0].TriggerRegionY = conn.RegionScene.RegionInfo.RegionLocY;
                        }

                        // Reset Terrain..  since terrain loads before we get here, we need to load 
                        // it again so it loads in the root region
                        
                        scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
                        
                        // Unlock borders
                        conn.RegionScene.BordersLocked = false;
                        scene.BordersLocked = false;

                        // Create a client event forwarder and add this region's events to the root region.
                        if (conn.ClientEventForwarder != null)
                            conn.ClientEventForwarder.AddSceneToEventForwarding(scene);
                        connectedYN = true;
                        break;
                    }

                    // If we're one region over x +y
                    //xyx
                    //xxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize)
                        >= (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) + conn.YEnd
                        >= (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd;
                        conn.UpdateExtents(extents);

                        scene.BordersLocked = true;
                        conn.RegionScene.BordersLocked = true;

                        RegionData ConnectedRegion = new RegionData();
                        ConnectedRegion.Offset = offset;
                        ConnectedRegion.RegionId = scene.RegionInfo.originRegionID;
                        ConnectedRegion.RegionScene = scene;
                        conn.ConnectedRegions.Add(ConnectedRegion);

                        m_log.DebugFormat("Scene: {0} to the northeast of Scene{1} Offset: {2}. Extents:{3}",
                                         conn.RegionScene.RegionInfo.RegionName,
                                         regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        conn.RegionScene.PhysicsScene.Combine(null, Vector3.Zero, extents);
                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, Vector3.Zero);

                        lock (conn.RegionScene.NorthBorders)
                            conn.RegionScene.NorthBorders[0].BorderLine.Z += (int)Constants.RegionSize;
                        lock (conn.RegionScene.EastBorders)
                            conn.RegionScene.EastBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                        lock (conn.RegionScene.WestBorders)
                            conn.RegionScene.WestBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                        lock (scene.SouthBorders)
                        {
                            scene.SouthBorders[0].BorderLine.Z = (int)((scene.RegionInfo.RegionLocY - conn.RegionScene.RegionInfo.RegionLocY) * (int)Constants.RegionSize); //auto teleport south
                            scene.SouthBorders[0].TriggerRegionX = conn.RegionScene.RegionInfo.RegionLocX;
                            scene.SouthBorders[0].TriggerRegionY = conn.RegionScene.RegionInfo.RegionLocY;
                        }

                        // Reset Terrain..  since terrain normally loads first.
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());
                        scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());

                        scene.BordersLocked = false;
                        conn.RegionScene.BordersLocked = false;
                        if (conn.ClientEventForwarder != null)
                            conn.ClientEventForwarder.AddSceneToEventForwarding(scene);
                        connectedYN = true;
                        break;
                    }

                    // If we're one region over +x +y
                    //xxy
                    //xxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) + conn.YEnd
                        >= (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) + conn.YEnd
                        >= (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = regionConnections.XEnd + conn.XEnd;
                        conn.UpdateExtents(extents);

                        scene.BordersLocked = true;
                        conn.RegionScene.BordersLocked = true;

                        RegionData ConnectedRegion = new RegionData();
                        ConnectedRegion.Offset = offset;
                        ConnectedRegion.RegionId = scene.RegionInfo.originRegionID;
                        ConnectedRegion.RegionScene = scene;

                        conn.ConnectedRegions.Add(ConnectedRegion);

                        m_log.DebugFormat("Scene: {0} to the NorthEast of Scene{1} Offset: {2}. Extents:{3}",
                                         conn.RegionScene.RegionInfo.RegionName,
                                         regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        conn.RegionScene.PhysicsScene.Combine(null, Vector3.Zero, extents);
                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, Vector3.Zero);
                        lock (conn.RegionScene.NorthBorders)
                        {
                            if (conn.RegionScene.NorthBorders.Count == 1)// &&  2)
                            {
                                //compound border
                                // already locked above
                                conn.RegionScene.NorthBorders[0].BorderLine.Z += (int)Constants.RegionSize;

                                lock (conn.RegionScene.EastBorders)
                                    conn.RegionScene.EastBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                lock (conn.RegionScene.WestBorders)
                                    conn.RegionScene.WestBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                            }
                        }

                        lock (scene.SouthBorders)
                        {
                            scene.SouthBorders[0].BorderLine.Z = (int)((scene.RegionInfo.RegionLocY - conn.RegionScene.RegionInfo.RegionLocY) * (int)Constants.RegionSize); //auto teleport south
                            scene.SouthBorders[0].TriggerRegionX = conn.RegionScene.RegionInfo.RegionLocX;
                            scene.SouthBorders[0].TriggerRegionY = conn.RegionScene.RegionInfo.RegionLocY;
                        }

                        lock (conn.RegionScene.EastBorders)
                        {
                            if (conn.RegionScene.EastBorders.Count == 1)// && conn.RegionScene.EastBorders.Count == 2)
                            {

                                conn.RegionScene.EastBorders[0].BorderLine.Z += (int)Constants.RegionSize;
                                lock (conn.RegionScene.NorthBorders)
                                    conn.RegionScene.NorthBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                lock (conn.RegionScene.SouthBorders)
                                    conn.RegionScene.SouthBorders[0].BorderLine.Y += (int)Constants.RegionSize;


                            }
                        }

                        lock (scene.WestBorders)
                        {
                            scene.WestBorders[0].BorderLine.Z = (int)((scene.RegionInfo.RegionLocX - conn.RegionScene.RegionInfo.RegionLocX) * (int)Constants.RegionSize); //auto teleport West
                            scene.WestBorders[0].TriggerRegionX = conn.RegionScene.RegionInfo.RegionLocX;
                            scene.WestBorders[0].TriggerRegionY = conn.RegionScene.RegionInfo.RegionLocY;
                        }

                        /*
                                                else
                                                {
                                                    conn.RegionScene.NorthBorders[0].BorderLine.Z += (int)Constants.RegionSize;
                                                    conn.RegionScene.EastBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                                    conn.RegionScene.WestBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                                    scene.SouthBorders[0].BorderLine.Z += (int)Constants.RegionSize; //auto teleport south
                                                }
                        */


                        // Reset Terrain..  since terrain normally loads first.
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());
                        scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());
                        scene.BordersLocked = false;
                        conn.RegionScene.BordersLocked = false;

                        if (conn.ClientEventForwarder != null)
                            conn.ClientEventForwarder.AddSceneToEventForwarding(scene);

                        connectedYN = true;

                        //scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset,extents);

                        break;
                    }
                }

                // If !connectYN means that this region is a root region
                if (!connectedYN)
                {
                    RegionData rdata = new RegionData();
                    rdata.Offset = Vector3.Zero;
                    rdata.RegionId = scene.RegionInfo.originRegionID;
                    rdata.RegionScene = scene;
                    // save it's land channel
                    regionConnections.RegionLandChannel = scene.LandChannel;

                    // Substitue our landchannel
                    RegionCombinerLargeLandChannel lnd = new RegionCombinerLargeLandChannel(rdata, scene.LandChannel,
                                                                    regionConnections.ConnectedRegions);
                    scene.LandChannel = lnd;
                    // Forward the permissions modules of each of the connected regions to the root region
                    lock (m_regions)
                    {
                        foreach (RegionData r in regionConnections.ConnectedRegions)
                        {
                            ForwardPermissionRequests(regionConnections, r.RegionScene);
                        }
                    }
                    // Create the root region's Client Event Forwarder
                    regionConnections.ClientEventForwarder = new RegionCombinerClientEventForwarder(regionConnections);

                    // Sets up the CoarseLocationUpdate forwarder for this root region
                    scene.EventManager.OnNewPresence += SetCourseLocationDelegate;

                    // Adds this root region to a dictionary of regions that are connectable
                    m_regions.Add(scene.RegionInfo.originRegionID, regionConnections);
                }
            }
            // Set up infinite borders around the entire AABB of the combined ConnectedRegions
            AdjustLargeRegionBounds();
        }
        public void RegionLoaded(Scene scene)
        {
            if (!enabledYN)
                return;

            lock (m_startingScenes)
                m_startingScenes.Add(scene.RegionInfo.originRegionID, scene);

            Border northBorder = new Border();
            northBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, (int)Constants.RegionSize);  //<---
            northBorder.CrossDirection = Cardinals.N;
            scene.NorthBorders[0] = northBorder;

            Border southBorder = new Border();
            southBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, 0);    //--->
            southBorder.CrossDirection = Cardinals.S;
            scene.SouthBorders[0] = southBorder;

            Border eastBorder = new Border();
            eastBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, (int)Constants.RegionSize);   //<---
            eastBorder.CrossDirection = Cardinals.E;
            scene.EastBorders[0] = eastBorder;

            Border westBorder = new Border();
            westBorder.BorderLine = new Vector3(0, (int)Constants.RegionSize, 0);     //--->
            westBorder.CrossDirection = Cardinals.W;
            scene.WestBorders[0] = westBorder;

            RegionConnections regionConnections = new RegionConnections();
            regionConnections.ConnectedRegions = new List<RegionData>();
            regionConnections.RegionScene = scene;
            regionConnections.RegionLandChannel = scene.LandChannel;
            regionConnections.RegionId = scene.RegionInfo.originRegionID;
            regionConnections.X = scene.RegionInfo.RegionLocX;
            regionConnections.Y = scene.RegionInfo.RegionLocY;
            regionConnections.XEnd = (int)Constants.RegionSize;
            regionConnections.YEnd = (int)Constants.RegionSize;
            lock (m_regions)
            {
                bool connectedYN = false;

                foreach (RegionConnections conn in m_regions.Values)
                {
                    #region commented
                    /*
                    // If we're one region over +x +y
                    //xxy
                    //xxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) + conn.XEnd 
                        == (regionConnections.X * (int)Constants.RegionSize)) 
                        && (((int)conn.Y * (int)Constants.RegionSize) - conn.YEnd 
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int) Constants.RegionSize)) -
                                    ((conn.X * (int) Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int) Constants.RegionSize)) -
                                    ((conn.Y * (int) Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd + conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the northwest of Scene{1}.  Offset: {2}.  Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName,
                                          offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);
                            
                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                    //If we're one region over x +y
                    //xxx
                    //xxx
                    //xyx
                    if ((((int)conn.X * (int)Constants.RegionSize)
                        == (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) - conn.YEnd
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the north of Scene{1}.  Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);
                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                    // If we're one region over -x +y
                    //xxx
                    //xxx
                    //yxx
                    if ((((int)conn.X * (int)Constants.RegionSize) - conn.XEnd
                        == (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) - conn.YEnd
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd + conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the northeast of Scene.  Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);


                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                    // If we're one region over -x y
                    //xxx
                    //yxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) - conn.XEnd
                        == (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize)
                        == (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd;
                        extents.X = conn.XEnd + conn.XEnd;

                        m_log.DebugFormat("Scene: {0} to the east of Scene{1} Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);

                        connectedYN = true;
                        break;
                    }
                    */

                    /*
                        // If we're one region over -x -y
                        //yxx
                        //xxx
                        //xxx
                        if ((((int)conn.X * (int)Constants.RegionSize) - conn.XEnd
                            == (regionConnections.X * (int)Constants.RegionSize))
                            && (((int)conn.Y * (int)Constants.RegionSize) + conn.YEnd
                            == (regionConnections.Y * (int)Constants.RegionSize)))
                        {
                            Vector3 offset = Vector3.Zero;
                            offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                        ((conn.X * (int)Constants.RegionSize)));
                            offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                        ((conn.Y * (int)Constants.RegionSize)));

                            Vector3 extents = Vector3.Zero;
                            extents.Y = regionConnections.YEnd + conn.YEnd;
                            extents.X = conn.XEnd + conn.XEnd;

                            m_log.DebugFormat("Scene: {0} to the northeast of Scene{1} Offset: {2}. Extents:{3}",
                                              conn.RegionScene.RegionInfo.RegionName,
                                              regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                            scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, extents);

                            connectedYN = true;
                            break;
                        }
                        */
                    #endregion

                    // If we're one region over +x y
                    //xxx
                    //xxy
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) + conn.XEnd
                        >= (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize)
                        >= (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = conn.YEnd;
                        extents.X = conn.XEnd + regionConnections.XEnd;

                        conn.UpdateExtents(extents);


                        m_log.DebugFormat("Scene: {0} to the west of Scene{1} Offset: {2}. Extents:{3}",
                                          conn.RegionScene.RegionInfo.RegionName,
                                          regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);


                        scene.BordersLocked = true;
                        conn.RegionScene.BordersLocked = true;

                        RegionData ConnectedRegion = new RegionData();
                        ConnectedRegion.Offset = offset;
                        ConnectedRegion.RegionId = scene.RegionInfo.originRegionID;
                        ConnectedRegion.RegionScene = scene;
                        conn.ConnectedRegions.Add(ConnectedRegion);

                        conn.RegionScene.PhysicsScene.Combine(null, Vector3.Zero, extents);
                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, Vector3.Zero);

                        lock (conn.RegionScene.EastBorders)
                            conn.RegionScene.EastBorders[0].BorderLine.Z += (int)Constants.RegionSize;

                        lock (conn.RegionScene.NorthBorders)
                            conn.RegionScene.NorthBorders[0].BorderLine.Y += (int)Constants.RegionSize;

                        lock (conn.RegionScene.SouthBorders)
                            conn.RegionScene.SouthBorders[0].BorderLine.Y += (int)Constants.RegionSize;

                        lock (scene.WestBorders)
                            scene.WestBorders[0].BorderLine.Z += (int)Constants.RegionSize; //auto teleport West

                        // Reset Terrain..  since terrain normally loads first.
                        //
                        scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());

                        conn.RegionScene.BordersLocked = false;
                        scene.BordersLocked = false;
                        if (conn.ClientEventForwarder != null)
                            conn.ClientEventForwarder.AddSceneToEventForwarding(scene);
                        connectedYN = true;
                        break;
                    }



                    // If we're one region over x +y
                    //xyx
                    //xxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize)
                        >= (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) + conn.YEnd
                        >= (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = conn.XEnd;
                        conn.UpdateExtents(extents);


                        scene.BordersLocked = true;
                        conn.RegionScene.BordersLocked = true;

                        RegionData ConnectedRegion = new RegionData();
                        ConnectedRegion.Offset = offset;
                        ConnectedRegion.RegionId = scene.RegionInfo.originRegionID;
                        ConnectedRegion.RegionScene = scene;
                        conn.ConnectedRegions.Add(ConnectedRegion);

                        m_log.DebugFormat("Scene: {0} to the northeast of Scene{1} Offset: {2}. Extents:{3}",
                                         conn.RegionScene.RegionInfo.RegionName,
                                         regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);
                        conn.RegionScene.PhysicsScene.Combine(null, Vector3.Zero, extents);
                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, Vector3.Zero);

                        lock (conn.RegionScene.NorthBorders)
                            conn.RegionScene.NorthBorders[0].BorderLine.Z += (int)Constants.RegionSize;
                        lock (conn.RegionScene.EastBorders)
                            conn.RegionScene.EastBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                        lock (conn.RegionScene.WestBorders)
                            conn.RegionScene.WestBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                        lock (scene.SouthBorders)
                            scene.SouthBorders[0].BorderLine.Z += (int)Constants.RegionSize; //auto teleport south

                        // Reset Terrain..  since terrain normally loads first.
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());
                        scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());

                        scene.BordersLocked = false;
                        conn.RegionScene.BordersLocked = false;
                        if (conn.ClientEventForwarder != null)
                            conn.ClientEventForwarder.AddSceneToEventForwarding(scene);
                        connectedYN = true;
                        break;
                    }

                    // If we're one region over +x +y
                    //xxy
                    //xxx
                    //xxx
                    if ((((int)conn.X * (int)Constants.RegionSize) + conn.YEnd
                        >= (regionConnections.X * (int)Constants.RegionSize))
                        && (((int)conn.Y * (int)Constants.RegionSize) + conn.YEnd
                        >= (regionConnections.Y * (int)Constants.RegionSize)))
                    {
                        Vector3 offset = Vector3.Zero;
                        offset.X = (((regionConnections.X * (int)Constants.RegionSize)) -
                                    ((conn.X * (int)Constants.RegionSize)));
                        offset.Y = (((regionConnections.Y * (int)Constants.RegionSize)) -
                                    ((conn.Y * (int)Constants.RegionSize)));

                        Vector3 extents = Vector3.Zero;
                        extents.Y = regionConnections.YEnd + conn.YEnd;
                        extents.X = regionConnections.XEnd + conn.XEnd;
                        conn.UpdateExtents(extents);

                        scene.BordersLocked = true;
                        conn.RegionScene.BordersLocked = true;

                        RegionData ConnectedRegion = new RegionData();
                        ConnectedRegion.Offset = offset;
                        ConnectedRegion.RegionId = scene.RegionInfo.originRegionID;
                        ConnectedRegion.RegionScene = scene;

                        conn.ConnectedRegions.Add(ConnectedRegion);

                        m_log.DebugFormat("Scene: {0} to the NorthEast of Scene{1} Offset: {2}. Extents:{3}",
                                         conn.RegionScene.RegionInfo.RegionName,
                                         regionConnections.RegionScene.RegionInfo.RegionName, offset, extents);

                        conn.RegionScene.PhysicsScene.Combine(null, Vector3.Zero, extents);
                        scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset, Vector3.Zero);
                        lock (conn.RegionScene.NorthBorders)
                            if (conn.RegionScene.NorthBorders.Count == 1)// &&  2)
                            {
                                //compound border
                                // already locked above
                                conn.RegionScene.NorthBorders[0].BorderLine.Z += (int)Constants.RegionSize;

                                lock (conn.RegionScene.EastBorders)
                                    conn.RegionScene.EastBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                lock (conn.RegionScene.WestBorders)
                                    conn.RegionScene.WestBorders[0].BorderLine.Y += (int)Constants.RegionSize;



                            }
                        lock (scene.SouthBorders)
                            scene.SouthBorders[0].BorderLine.Z += (int)Constants.RegionSize; //auto teleport south

                        lock (conn.RegionScene.EastBorders)
                            if (conn.RegionScene.EastBorders.Count == 1)// && conn.RegionScene.EastBorders.Count == 2)
                            {

                                conn.RegionScene.EastBorders[0].BorderLine.Z += (int)Constants.RegionSize;
                                lock (conn.RegionScene.NorthBorders)
                                    conn.RegionScene.NorthBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                lock (conn.RegionScene.SouthBorders)
                                    conn.RegionScene.SouthBorders[0].BorderLine.Y += (int)Constants.RegionSize;


                            }

                        lock (scene.WestBorders)
                            scene.WestBorders[0].BorderLine.Z += (int)Constants.RegionSize; //auto teleport West
                        /*  
                                                else
                                                {
                                                    conn.RegionScene.NorthBorders[0].BorderLine.Z += (int)Constants.RegionSize;
                                                    conn.RegionScene.EastBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                                    conn.RegionScene.WestBorders[0].BorderLine.Y += (int)Constants.RegionSize;
                                                    scene.SouthBorders[0].BorderLine.Z += (int)Constants.RegionSize; //auto teleport south
                                                }
                        */


                        // Reset Terrain..  since terrain normally loads first.
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());
                        scene.PhysicsScene.SetTerrain(scene.Heightmap.GetFloatsSerialised());
                        //conn.RegionScene.PhysicsScene.SetTerrain(conn.RegionScene.Heightmap.GetFloatsSerialised());
                        scene.BordersLocked = false;
                        conn.RegionScene.BordersLocked = false;

                        if (conn.ClientEventForwarder != null)
                            conn.ClientEventForwarder.AddSceneToEventForwarding(scene);

                        connectedYN = true;

                        //scene.PhysicsScene.Combine(conn.RegionScene.PhysicsScene, offset,extents);

                        break;
                    }


                }
                if (!connectedYN)
                {
                    RegionData rdata = new RegionData();
                    rdata.Offset = Vector3.Zero;
                    rdata.RegionId = scene.RegionInfo.originRegionID;
                    rdata.RegionScene = scene;
                    regionConnections.RegionLandChannel = scene.LandChannel;

                    RegionCombinerLargeLandChannel lnd = new RegionCombinerLargeLandChannel(rdata, scene.LandChannel,
                                                                    regionConnections.ConnectedRegions);
                    scene.LandChannel = lnd;
                    lock (m_regions)
                    {
                        foreach (RegionData r in regionConnections.ConnectedRegions)
                        {
                            ForwardPermissionRequests(regionConnections, r.RegionScene);
                        }
                    }

                    regionConnections.ClientEventForwarder = new RegionCombinerClientEventForwarder(regionConnections);
                    scene.EventManager.OnNewPresence += SetCourseLocationDelegate;
                    m_regions.Add(scene.RegionInfo.originRegionID, regionConnections);

                }

            }
            AdjustLargeRegionBounds();
        }