4 files changed, 62 insertions, 10 deletions

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index 9142b36..d8f786b 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -1457,7 +1457,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                     //}
                     for (int x = 0; x < 16; x++)
                     {
-                        SendLayerData(x, y, map);
+                        SendLayerData(x, y, LLHeightFieldMoronize(map));
                         Thread.Sleep(35);
                     }
                 }
@@ -1503,7 +1503,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
                 patches[0] = patchx + 0 + patchy * 16;
 
-                LayerDataPacket layerpack = TerrainCompressor.CreateLandPacket(map, patches);
+                LayerDataPacket layerpack = TerrainCompressor.CreateLandPacket(((map.Length==65536)? map : LLHeightFieldMoronize(map)), patches);
                 layerpack.Header.Zerocoded = true;
 
                 OutPacket(layerpack, ThrottleOutPacketType.Land);
@@ -1516,6 +1516,39 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         }
 
         /// <summary>
+        /// Munges heightfield into the LLUDP backed in restricted heightfield.
+        /// </summary>
+        /// <param name="map">float array in the base; Constants.RegionSize</param>
+        /// <returns>float array in the base 256</returns>
+        internal float[] LLHeightFieldMoronize(float[] map)
+        {
+            if (map.Length == 65536)
+                return map;
+            else
+            {
+                float[] returnmap = new float[65536];
+
+                if (map.Length < 65535)
+                {
+                    // rebase the vector stride to 256
+                    for (int i = 0; i < Constants.RegionSize; i++)
+                        Array.Copy(map, i * (int)Constants.RegionSize, returnmap, i * 256, (int)Constants.RegionSize);
+                }
+                else
+                {
+                    for (int i = 0; i < 256; i++)
+                        Array.Copy(map, i * (int)Constants.RegionSize, returnmap, i * 256, 256);
+                }
+
+                
+                //Array.Copy(map,0,returnmap,0,(map.Length < 65536)? map.Length : 65536);
+
+                return returnmap;
+            }
+
+        }
+
+        /// <summary>
         ///  Send the wind matrix to the client
         /// </summary>
         /// <param name="windSpeeds">16x16 array of wind speeds</param>
diff --git a/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs b/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
index 097a62d..c917840 100644
--- a/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
+++ b/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
@@ -60,7 +60,10 @@ namespace OpenSim.Region.CoreModules.World.Land
         private LandChannel landChannel;
         private Scene m_scene;
 
-        private readonly int[,] m_landIDList = new int[64, 64];
+        // Minimum for parcels to work is 64m even if we don't actually use them.
+        private const int landArrayMax = ((int)((int)Constants.RegionSize / 4) >= 64) ? (int)((int)Constants.RegionSize / 4) : 64;
+
+        private readonly int[,] m_landIDList = new int[landArrayMax, landArrayMax];
         private readonly Dictionary<int, ILandObject> m_landList = new Dictionary<int, ILandObject>();
 
         private bool m_landPrimCountTainted;
@@ -456,9 +459,9 @@ namespace OpenSim.Region.CoreModules.World.Land
                 new_land.landData.LocalID = newLandLocalID;
 
                 bool[,] landBitmap = new_land.getLandBitmap();
-                for (int x = 0; x < 64; x++)
+                for (int x = 0; x < landArrayMax; x++)
                 {
-                    for (int y = 0; y < 64; y++)
+                    for (int y = 0; y < landArrayMax; y++)
                     {
                         if (landBitmap[x, y])
                         {
@@ -581,10 +584,17 @@ namespace OpenSim.Region.CoreModules.World.Land
             }
             lock (m_landIDList)
             {
-                if (m_landList.ContainsKey(m_landIDList[x / 4, y / 4]))
-                    return m_landList[m_landIDList[x / 4, y / 4]];
-                else 
+                try
+                {
+                    if (m_landList.ContainsKey(m_landIDList[x / 4, y / 4]))
+                        return m_landList[m_landIDList[x / 4, y / 4]];
+                    else
+                        return null;
+                }
+                catch (IndexOutOfRangeException)
+                {
                     return null;
+                }
             }
         }
 
@@ -941,6 +951,7 @@ namespace OpenSim.Region.CoreModules.World.Land
             {
                 for (int y = 0; y < inc_y; y++)
                 {
+                    
                     ILandObject currentParcel = GetLandObject(start_x + x, start_y + y);
 
                     if (currentParcel != null)
@@ -951,6 +962,7 @@ namespace OpenSim.Region.CoreModules.World.Land
                             temp.Add(currentParcel);
                         }
                     }
+                    
                 }
             }
 
diff --git a/OpenSim/Region/CoreModules/World/Land/LandObject.cs b/OpenSim/Region/CoreModules/World/Land/LandObject.cs
index f41bdac..bb06996 100644
--- a/OpenSim/Region/CoreModules/World/Land/LandObject.cs
+++ b/OpenSim/Region/CoreModules/World/Land/LandObject.cs
@@ -44,7 +44,8 @@ namespace OpenSim.Region.CoreModules.World.Land
         #region Member Variables
 
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-        private bool[,] m_landBitmap = new bool[64,64];
+        private const int landArrayMax = ((int)((int)Constants.RegionSize / 4) >= 64) ? (int)((int)Constants.RegionSize / 4) : 64;
+        private bool[,] m_landBitmap = new bool[landArrayMax,landArrayMax];
 
         protected LandData m_landData = new LandData();
         protected Scene m_scene;
@@ -630,7 +631,7 @@ namespace OpenSim.Region.CoreModules.World.Land
 
         private bool[,] convertBytesToLandBitmap()
         {
-            bool[,] tempConvertMap = new bool[64,64];
+            bool[,] tempConvertMap = new bool[landArrayMax, landArrayMax];
             tempConvertMap.Initialize();
             byte tempByte = 0;
             int x = 0, y = 0, i = 0, bitNum = 0;
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index e344da3..7f1936e 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -2494,6 +2494,12 @@ namespace OpenSim.Region.Framework.Scenes
 
             if (!agent.child)
             {
+                if (agent.startpos.X > (int)Constants.RegionSize - 1)
+                    agent.startpos.X = (int)Constants.RegionSize - 1;
+
+                if (agent.startpos.Y > (int)Constants.RegionSize - 1)
+                    agent.startpos.Y = (int)Constants.RegionSize - 1;
+
                 // Honor parcel landing type and position.
                 ILandObject land = LandChannel.GetLandObject(agent.startpos.X, agent.startpos.Y);
                 if (land != null)