9 files changed, 115 insertions, 53 deletions

diff --git a/OpenSim/Services/Connectors/Land/LandServicesConnector.cs b/OpenSim/Services/Connectors/Land/LandServicesConnector.cs
index 30a73a4..644331a 100644
--- a/OpenSim/Services/Connectors/Land/LandServicesConnector.cs
+++ b/OpenSim/Services/Connectors/Land/LandServicesConnector.cs
@@ -78,7 +78,7 @@ namespace OpenSim.Services.Connectors
             try
             {
                 uint xpos = 0, ypos = 0;
-                Utils.LongToUInts(regionHandle, out xpos, out ypos);
+                Util.RegionHandleToWorldLoc(regionHandle, out xpos, out ypos);
                 GridRegion info = m_GridService.GetRegionByPosition(scopeID, (int)xpos, (int)ypos);
                 if (info != null) // just to be sure
                 {
diff --git a/OpenSim/Services/Connectors/Neighbour/NeighbourServicesConnector.cs b/OpenSim/Services/Connectors/Neighbour/NeighbourServicesConnector.cs
index 774fe2a..beead97 100644
--- a/OpenSim/Services/Connectors/Neighbour/NeighbourServicesConnector.cs
+++ b/OpenSim/Services/Connectors/Neighbour/NeighbourServicesConnector.cs
@@ -69,7 +69,7 @@ namespace OpenSim.Services.Connectors
         public virtual GridRegion HelloNeighbour(ulong regionHandle, RegionInfo thisRegion)
         {
             uint x = 0, y = 0;
-            Utils.LongToUInts(regionHandle, out x, out y);
+            Util.RegionHandleToWorldLoc(regionHandle, out x, out y);
             GridRegion regInfo = m_GridService.GetRegionByPosition(thisRegion.ScopeID, (int)x, (int)y);
             if ((regInfo != null) &&
                 // Don't remote-call this instance; that's a startup hickup
diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
index 816591b..6b59f94 100644
--- a/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
+++ b/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
@@ -101,7 +101,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
         public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
         {
             Vector3d minPosition = new Vector3d(regionInfo.RegionLocX, regionInfo.RegionLocY, 0.0);
-            Vector3d maxPosition = minPosition + new Vector3d(Constants.RegionSize, Constants.RegionSize, Constants.RegionHeight);
+            Vector3d maxPosition = minPosition + new Vector3d(regionInfo.RegionSizeX, regionInfo.RegionSizeY, Constants.RegionHeight);
 
             OSDMap extraData = new OSDMap
             {
@@ -156,15 +156,15 @@ namespace OpenSim.Services.Connectors.SimianGrid
 
         public List<GridRegion> GetNeighbours(UUID scopeID, UUID regionID)
         {
-            const int NEIGHBOR_RADIUS = 128;
-
             GridRegion region = GetRegionByUUID(scopeID, regionID);
 
+            int NEIGHBOR_RADIUS = Math.Max(region.RegionSizeX, region.RegionSizeY) / 2;
+
             if (region != null)
             {
                 List<GridRegion> regions = GetRegionRange(scopeID,
-                    region.RegionLocX - NEIGHBOR_RADIUS, region.RegionLocX + (int)Constants.RegionSize + NEIGHBOR_RADIUS,
-                    region.RegionLocY - NEIGHBOR_RADIUS, region.RegionLocY + (int)Constants.RegionSize + NEIGHBOR_RADIUS);
+                    region.RegionLocX - NEIGHBOR_RADIUS, region.RegionLocX + region.RegionSizeX + NEIGHBOR_RADIUS,
+                    region.RegionLocY - NEIGHBOR_RADIUS, region.RegionLocY + region.RegionSizeY + NEIGHBOR_RADIUS);
 
                 for (int i = 0; i < regions.Count; i++)
                 {
@@ -229,7 +229,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
             else
             {
                 // m_log.InfoFormat("[SIMIAN GRID CONNECTOR]: Grid service did not find a match for region at {0},{1}",
-                //     x / Constants.RegionSize, y / Constants.RegionSize);
+                //     Util.WorldToRegionLoc(x), Util.WorldToRegionLoc(y));
                 return null;
             }
         }
@@ -443,9 +443,13 @@ namespace OpenSim.Services.Connectors.SimianGrid
             region.RegionName = response["Name"].AsString();
 
             Vector3d minPosition = response["MinPosition"].AsVector3d();
+            Vector3d maxPosition = response["MaxPosition"].AsVector3d();
             region.RegionLocX = (int)minPosition.X;
             region.RegionLocY = (int)minPosition.Y;
-            
+
+            region.RegionSizeX = (int)maxPosition.X - (int)minPosition.X;
+            region.RegionSizeY = (int)maxPosition.Y - (int)minPosition.Y;
+
             if ( ! extraData["HyperGrid"] ) {
                 Uri httpAddress = response["Address"].AsUri();
                 region.ExternalHostName = httpAddress.Host;
diff --git a/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs b/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs
index 504fcaf..2cbf967 100644
--- a/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs
+++ b/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs
@@ -100,6 +100,11 @@ namespace OpenSim.Services.Connectors
             return m_database.LoadObjects(regionUUID);
         }
 
+        public void StoreTerrain(TerrainData terrain, UUID regionID)
+        {
+            m_database.StoreTerrain(terrain, regionID);
+        }
+
         public void StoreTerrain(double[,] terrain, UUID regionID)
         {
             m_database.StoreTerrain(terrain, regionID);
@@ -110,6 +115,11 @@ namespace OpenSim.Services.Connectors
             return m_database.LoadTerrain(regionID);
         }
 
+        public TerrainData LoadTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            return m_database.LoadTerrain(regionID, pSizeX, pSizeY, pSizeZ);
+        }
+
         public void StoreLandObject(ILandObject Parcel)
         {
             m_database.StoreLandObject(Parcel);
diff --git a/OpenSim/Services/GridService/GridService.cs b/OpenSim/Services/GridService/GridService.cs
index 137ce04..8198592 100644
--- a/OpenSim/Services/GridService/GridService.cs
+++ b/OpenSim/Services/GridService/GridService.cs
@@ -313,6 +313,7 @@ namespace OpenSim.Services.GridService
             if (region != null)
             {
                 // Not really? Maybe?
+                // The adjacent regions are presumed to be the same size as the current region
                 List<RegionData> rdatas = m_Database.Get(
                     region.posX - region.sizeX - 1, region.posY - region.sizeY - 1, 
                     region.posX + region.sizeX + 1, region.posY + region.sizeY + 1, scopeID);
@@ -643,20 +644,20 @@ namespace OpenSim.Services.GridService
                 return;
             }
 
-            int x, y;
-            if (!int.TryParse(cmd[3], out x))
+            uint x, y;
+            if (!uint.TryParse(cmd[3], out x))
             {
                 MainConsole.Instance.Output("x-coord must be an integer");
                 return;
             }
 
-            if (!int.TryParse(cmd[4], out y))
+            if (!uint.TryParse(cmd[4], out y))
             {
                 MainConsole.Instance.Output("y-coord must be an integer");
                 return;
             }
 
-            RegionData region = m_Database.Get(x * (int)Constants.RegionSize, y * (int)Constants.RegionSize, UUID.Zero);
+            RegionData region = m_Database.Get((int)Util.RegionToWorldLoc(x), (int)Util.RegionToWorldLoc(y), UUID.Zero);

             if (region == null)
             {
                 MainConsole.Instance.OutputFormat("No region found at {0},{1}", x, y);
diff --git a/OpenSim/Services/GridService/HypergridLinker.cs b/OpenSim/Services/GridService/HypergridLinker.cs
index 4024295..4ebfd5c 100644
--- a/OpenSim/Services/GridService/HypergridLinker.cs
+++ b/OpenSim/Services/GridService/HypergridLinker.cs
@@ -183,8 +183,8 @@ namespace OpenSim.Services.GridService
         public GridRegion LinkRegion(UUID scopeID, string regionDescriptor)
         {
             string reason = string.Empty;
-            int xloc = random.Next(0, Int16.MaxValue) * (int)Constants.RegionSize;
-            return TryLinkRegionToCoords(scopeID, regionDescriptor, xloc, 0, out reason);
+            uint xloc = Util.RegionToWorldLoc((uint)random.Next(0, Int16.MaxValue));
+            return TryLinkRegionToCoords(scopeID, regionDescriptor, (int)xloc, 0, out reason);
         }
 
         private static Random random = new Random();
@@ -260,7 +260,7 @@ namespace OpenSim.Services.GridService
         {
             m_log.DebugFormat("[HYPERGRID LINKER]: Link to {0} {1}, in {2}-{3}", 
                 ((serverURI == null) ? (externalHostName + ":" + externalPort) : serverURI),
-                remoteRegionName, xloc / Constants.RegionSize, yloc / Constants.RegionSize);
+                remoteRegionName, Util.WorldToRegionLoc((uint)xloc), Util.WorldToRegionLoc((uint)yloc));
 
             reason = string.Empty;
             Uri uri = null;
@@ -311,7 +311,7 @@ namespace OpenSim.Services.GridService
             if (region != null)
             {
                 m_log.WarnFormat("[HYPERGRID LINKER]: Coordinates {0}-{1} are already occupied by region {2} with uuid {3}",
-                    regInfo.RegionLocX / Constants.RegionSize, regInfo.RegionLocY / Constants.RegionSize,
+                    Util.WorldToRegionLoc((uint)regInfo.RegionLocX), Util.WorldToRegionLoc((uint)regInfo.RegionLocY),
                     region.RegionName, region.RegionID);
                 reason = "Coordinates are already in use";
                 return false;
@@ -347,7 +347,7 @@ namespace OpenSim.Services.GridService
             if (region != null)
             {
                 m_log.DebugFormat("[HYPERGRID LINKER]: Region already exists in coordinates {0} {1}",
-                    region.RegionLocX / Constants.RegionSize, region.RegionLocY / Constants.RegionSize);
+                    Util.WorldToRegionLoc((uint)regInfo.RegionLocX), Util.WorldToRegionLoc((uint)regInfo.RegionLocY));
                 regInfo = region;
                 return true;
             }
@@ -424,10 +424,10 @@ namespace OpenSim.Services.GridService
 //        {
 //            uint ux = 0, uy = 0;
 //            Utils.LongToUInts(realHandle, out ux, out uy);
-//            x = ux / Constants.RegionSize;
-//            y = uy / Constants.RegionSize;
+//            x = Util.WorldToRegionLoc(ux);
+//            y = Util.WorldToRegionLoc(uy);
 //
-//            const uint limit = (4096 - 1) * Constants.RegionSize;
+//            const uint limit = Util.RegionToWorldLoc(4096 - 1);
 //            uint xmin = ux - limit;
 //            uint xmax = ux + limit;
 //            uint ymin = uy - limit;
@@ -502,9 +502,14 @@ namespace OpenSim.Services.GridService
             MainConsole.Instance.Output(new string('-', 72));
             foreach (RegionData r in regions)
             {
-                MainConsole.Instance.Output(String.Format("{0}\n{2,-32} {1}\n",
-                        r.RegionName, r.RegionID, String.Format("{0},{1} ({2},{3})", r.posX, r.posY,
-                            r.posX / Constants.RegionSize, r.posY / Constants.RegionSize)));
+                MainConsole.Instance.Output(
+                    String.Format("{0}\n{2,-32} {1}\n",
+                        r.RegionName, r.RegionID, 
+                        String.Format("{0},{1} ({2},{3})", r.posX, r.posY,
+                                    Util.WorldToRegionLoc((uint)r.posX), Util.WorldToRegionLoc((uint)r.posY)
+                        )
+                    )
+                );
             }
             return;
         }
@@ -529,8 +534,8 @@ namespace OpenSim.Services.GridService
             int xloc, yloc;
             string serverURI;
             string remoteName = null;
-            xloc = Convert.ToInt32(cmdparams[0]) * (int)Constants.RegionSize;
-            yloc = Convert.ToInt32(cmdparams[1]) * (int)Constants.RegionSize;
+            xloc = (int)Util.RegionToWorldLoc((uint)Convert.ToInt32(cmdparams[0]));
+            yloc = (int)Util.RegionToWorldLoc((uint)Convert.ToInt32(cmdparams[1]));
             serverURI = cmdparams[2];
             if (cmdparams.Length > 3)
                 remoteName = string.Join(" ", cmdparams, 3, cmdparams.Length - 3);
@@ -601,13 +606,13 @@ namespace OpenSim.Services.GridService
                 {
                     // old format
                     GridRegion regInfo;
-                    int xloc, yloc;
+                    uint xloc, yloc;
                     uint externalPort;
                     string externalHostName;
                     try
                     {
-                        xloc = Convert.ToInt32(cmdparams[0]);
-                        yloc = Convert.ToInt32(cmdparams[1]);
+                        xloc = Convert.ToUInt32(cmdparams[0]);
+                        yloc = Convert.ToUInt32(cmdparams[1]);
                         externalPort = Convert.ToUInt32(cmdparams[3]);
                         externalHostName = cmdparams[2];
                         //internalPort = Convert.ToUInt32(cmdparams[4]);
@@ -621,10 +626,11 @@ namespace OpenSim.Services.GridService
                     }
 
                     // Convert cell coordinates given by the user to meters
-                    xloc = xloc * (int)Constants.RegionSize;
-                    yloc = yloc * (int)Constants.RegionSize;
+                    xloc = Util.RegionToWorldLoc(xloc);
+                    yloc = Util.RegionToWorldLoc(yloc);
                     string reason = string.Empty;
-                    if (TryCreateLink(UUID.Zero, xloc, yloc, string.Empty, externalPort, externalHostName, UUID.Zero, out regInfo, out reason))
+                    if (TryCreateLink(UUID.Zero, (int)xloc, (int)yloc,
+                                    string.Empty, externalPort, externalHostName, UUID.Zero, out regInfo, out reason))
                     {
                         // What is this? The GridRegion instance will be discarded anyway,
                         // which effectively ignores any local name given with the command.
@@ -704,13 +710,13 @@ namespace OpenSim.Services.GridService
         private void ReadLinkFromConfig(IConfig config)
         {
             GridRegion regInfo;
-            int xloc, yloc;
+            uint xloc, yloc;
             uint externalPort;
             string externalHostName;
             uint realXLoc, realYLoc;
 
-            xloc = Convert.ToInt32(config.GetString("xloc", "0"));
-            yloc = Convert.ToInt32(config.GetString("yloc", "0"));
+            xloc = Convert.ToUInt32(config.GetString("xloc", "0"));
+            yloc = Convert.ToUInt32(config.GetString("yloc", "0"));
             externalPort = Convert.ToUInt32(config.GetString("externalPort", "0"));
             externalHostName = config.GetString("externalHostName", "");
             realXLoc = Convert.ToUInt32(config.GetString("real-xloc", "0"));
@@ -718,18 +724,19 @@ namespace OpenSim.Services.GridService
 
             if (m_enableAutoMapping)
             {
-                xloc = (int)((xloc % 100) + m_autoMappingX);
-                yloc = (int)((yloc % 100) + m_autoMappingY);
+                xloc = (xloc % 100) + m_autoMappingX;
+                yloc = (yloc % 100) + m_autoMappingY;
             }
 
             if (((realXLoc == 0) && (realYLoc == 0)) ||
                 (((realXLoc - xloc < 3896) || (xloc - realXLoc < 3896)) &&
                  ((realYLoc - yloc < 3896) || (yloc - realYLoc < 3896))))
             {
-                xloc = xloc * (int)Constants.RegionSize;
-                yloc = yloc * (int)Constants.RegionSize;
+                xloc = Util.RegionToWorldLoc(xloc);
+                yloc = Util.RegionToWorldLoc(yloc);
                 string reason = string.Empty;
-                if (TryCreateLink(UUID.Zero, xloc, yloc, string.Empty, externalPort, externalHostName, UUID.Zero, out regInfo, out reason))
+                if (TryCreateLink(UUID.Zero, (int)xloc, (int)yloc,
+                                string.Empty, externalPort, externalHostName, UUID.Zero, out regInfo, out reason))
                 {
                     regInfo.RegionName = config.GetString("localName", "");
                 }
diff --git a/OpenSim/Services/Interfaces/IGridService.cs b/OpenSim/Services/Interfaces/IGridService.cs
index 59d6167..502630d 100644
--- a/OpenSim/Services/Interfaces/IGridService.cs
+++ b/OpenSim/Services/Interfaces/IGridService.cs
@@ -29,9 +29,13 @@ using System;
 using System.Collections.Generic;
 using System.Net;
 using System.Net.Sockets;
+using System.Reflection;
+
 using OpenSim.Framework;
 using OpenMetaverse;
 
+using log4net;
+
 namespace OpenSim.Services.Interfaces
 {
     public interface IGridService
@@ -119,6 +123,9 @@ namespace OpenSim.Services.Interfaces
 
     public class GridRegion
     {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly string LogHeader = "[GRID REGION]";
+
         /// <summary>
         /// The port by which http communication occurs with the region 
         /// </summary>
@@ -168,12 +175,12 @@ namespace OpenSim.Services.Interfaces
         /// <summary>
         /// The co-ordinate of this region.
         /// </summary>
-        public int RegionCoordX { get { return RegionLocX / (int)Constants.RegionSize; } }
+        public int RegionCoordX { get { return (int)Util.WorldToRegionLoc((uint)RegionLocX); } }
 
         /// <summary>
         /// The co-ordinate of this region
         /// </summary>
-        public int RegionCoordY { get { return RegionLocY / (int)Constants.RegionSize; } }
+        public int RegionCoordY { get { return (int)Util.WorldToRegionLoc((uint)RegionLocY); } }
 
         /// <summary>
         /// The location of this region in meters.
@@ -252,8 +259,8 @@ namespace OpenSim.Services.Interfaces
 
         public GridRegion(uint xcell, uint ycell)
         {
-            m_regionLocX = (int)(xcell * Constants.RegionSize);
-            m_regionLocY = (int)(ycell * Constants.RegionSize);
+            m_regionLocX = (int)Util.RegionToWorldLoc(xcell);
+            m_regionLocY = (int)Util.RegionToWorldLoc(ycell);
             RegionSizeX = (int)Constants.RegionSize;
             RegionSizeY = (int)Constants.RegionSize;
         }
@@ -261,8 +268,8 @@ namespace OpenSim.Services.Interfaces
         public GridRegion(RegionInfo ConvertFrom)
         {
             m_regionName = ConvertFrom.RegionName;
-            m_regionLocX = (int)(ConvertFrom.RegionLocX * Constants.RegionSize);
-            m_regionLocY = (int)(ConvertFrom.RegionLocY * Constants.RegionSize);
+            m_regionLocX = (int)(ConvertFrom.WorldLocX);
+            m_regionLocY = (int)(ConvertFrom.WorldLocY);
             RegionSizeX = (int)ConvertFrom.RegionSizeX;
             RegionSizeY = (int)ConvertFrom.RegionSizeY;
             m_internalEndPoint = ConvertFrom.InternalEndPoint;
@@ -422,9 +429,13 @@ namespace OpenSim.Services.Interfaces
 
             if (kvp.ContainsKey("sizeX"))
                 RegionSizeX = Convert.ToInt32((string)kvp["sizeX"]);
+            else
+                RegionSizeX = (int)Constants.RegionSize;
 
             if (kvp.ContainsKey("sizeY"))
                 RegionSizeY = Convert.ToInt32((string)kvp["sizeY"]);
+            else
+                RegionSizeX = (int)Constants.RegionSize;
 
             if (kvp.ContainsKey("regionName"))
                 RegionName = (string)kvp["regionName"];
@@ -473,6 +484,9 @@ namespace OpenSim.Services.Interfaces
 
             if (kvp.ContainsKey("Token"))
                 Token = kvp["Token"].ToString();
+
+            m_log.DebugFormat("{0} New GridRegion. id={1}, loc=<{2},{3}>, size=<{4},{5}>",
+                                    LogHeader, RegionID, RegionLocX, RegionLocY, RegionSizeX, RegionSizeY);
         }
     }
 }
diff --git a/OpenSim/Services/LLLoginService/LLLoginResponse.cs b/OpenSim/Services/LLLoginService/LLLoginResponse.cs
index 6ab5258..6a0a799 100644
--- a/OpenSim/Services/LLLoginService/LLLoginResponse.cs
+++ b/OpenSim/Services/LLLoginService/LLLoginResponse.cs
@@ -254,11 +254,12 @@ namespace OpenSim.Services.LLLoginService
             Currency = currency;
             ClassifiedFee = classifiedFee;
 
-
             FillOutHomeData(pinfo, home);
             LookAt = String.Format("[r{0},r{1},r{2}]", lookAt.X, lookAt.Y, lookAt.Z);
 
             FillOutRegionData(destination);
+            m_log.DebugFormat("[LOGIN RESPONSE] LLLoginResponse create. sizeX={0}, sizeY={1}", RegionSizeX, RegionSizeY);
+            Util.PrintCallStack();
 
             FillOutSeedCap(aCircuit, destination, clientIP);
 
@@ -361,7 +362,8 @@ namespace OpenSim.Services.LLLoginService
 
         private void FillOutHomeData(GridUserInfo pinfo, GridRegion home)
         {
-            int x = 1000 * (int)Constants.RegionSize, y = 1000 * (int)Constants.RegionSize;
+            int x = (int)Util.RegionToWorldLoc(1000);
+            int y = (int)Util.RegionToWorldLoc(1000);
             if (home != null)
             {
                 x = home.RegionLocX;
@@ -384,6 +386,8 @@ namespace OpenSim.Services.LLLoginService
             SimPort = (uint)endPoint.Port;
             RegionX = (uint)destination.RegionLocX;
             RegionY = (uint)destination.RegionLocY;
+            RegionSizeX = destination.RegionSizeX;
+            RegionSizeY = destination.RegionSizeY;
         }
 
         private void FillOutSeedCap(AgentCircuitData aCircuit, GridRegion destination, IPEndPoint ipepClient)
@@ -433,10 +437,23 @@ namespace OpenSim.Services.LLLoginService
             ErrorReason = "key";
             welcomeMessage = "Welcome to OpenSim!";
             seedCapability = String.Empty;
-            home = "{'region_handle':[r" + (1000*Constants.RegionSize).ToString() + ",r" + (1000*Constants.RegionSize).ToString() + "], 'position':[r" +
-                   userProfile.homepos.X.ToString() + ",r" + userProfile.homepos.Y.ToString() + ",r" +
-                   userProfile.homepos.Z.ToString() + "], 'look_at':[r" + userProfile.homelookat.X.ToString() + ",r" +
-                   userProfile.homelookat.Y.ToString() + ",r" + userProfile.homelookat.Z.ToString() + "]}";
+            home = "{'region_handle':[" 
+                    + "r" + Util.RegionToWorldLoc(1000).ToString()
+                    + ","
+                    + "r" + Util.RegionToWorldLoc(1000).ToString()
+                    + "], 'position':["
+                    + "r" + userProfile.homepos.X.ToString()
+                    + ","
+                    + "r" + userProfile.homepos.Y.ToString()
+                    + ","
+                    + "r" + userProfile.homepos.Z.ToString()
+                    + "], 'look_at':["
+                    + "r" + userProfile.homelookat.X.ToString()
+                    + ","
+                    + "r" + userProfile.homelookat.Y.ToString()
+                    + ","
+                    + "r" + userProfile.homelookat.Z.ToString()
+                    + "]}";
             lookAt = "[r0.99949799999999999756,r0.03166859999999999814,r0]";
             RegionX = (uint) 255232;
             RegionY = (uint) 254976;
@@ -529,6 +546,9 @@ namespace OpenSim.Services.LLLoginService
                 responseData["message"] = welcomeMessage;
                 responseData["region_x"] = (Int32)(RegionX);
                 responseData["region_y"] = (Int32)(RegionY);
+                responseData["region_size_x"] = (Int32)RegionSizeX;
+                responseData["region_size_y"] = (Int32)RegionSizeY;
+                m_log.DebugFormat("[LOGIN RESPONSE] returning sizeX={0}, sizeY={1}", RegionSizeX, RegionSizeY);
 
                 if (searchURL != String.Empty)
                     responseData["search"] = searchURL;
@@ -918,6 +938,9 @@ namespace OpenSim.Services.LLLoginService
             set { regionY = value; }
         }
 
+        public int RegionSizeX { get; private set; }
+        public int RegionSizeY { get; private set; }
+
         public string SunTexture
         {
             get { return sunTexture; }
diff --git a/OpenSim/Services/LLLoginService/LLLoginService.cs b/OpenSim/Services/LLLoginService/LLLoginService.cs
index fe43582..150c2c0 100644
--- a/OpenSim/Services/LLLoginService/LLLoginService.cs
+++ b/OpenSim/Services/LLLoginService/LLLoginService.cs
@@ -50,6 +50,8 @@ namespace OpenSim.Services.LLLoginService
     public class LLLoginService : ILoginService
     {
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly string LogHeader = "[LLOGIN SERVICE]";
+
         private static bool Initialized = false;
 
         protected IUserAccountService m_UserAccountService;
@@ -389,6 +391,7 @@ namespace OpenSim.Services.LLLoginService
                 if (guinfo == null)
                 {
                     // something went wrong, make something up, so that we don't have to test this anywhere else
+                    m_log.DebugFormat("{0} Failed to fetch GridUserInfo. Creating empty GridUserInfo as home", LogHeader);
                     guinfo = new GridUserInfo();
                     guinfo.LastPosition = guinfo.HomePosition = new Vector3(128, 128, 30);
                 }
@@ -681,7 +684,7 @@ namespace OpenSim.Services.LLLoginService
         private GridRegion FindAlternativeRegion(UUID scopeID)
         {
             List<GridRegion> hyperlinks = null;
-            List<GridRegion> regions = m_GridService.GetFallbackRegions(scopeID, 1000 * (int)Constants.RegionSize, 1000 * (int)Constants.RegionSize);
+            List<GridRegion> regions = m_GridService.GetFallbackRegions(scopeID, (int)Util.RegionToWorldLoc(1000), (int)Util.RegionToWorldLoc(1000));
             if (regions != null && regions.Count > 0)
             {
                 hyperlinks = m_GridService.GetHyperlinks(scopeID);