Merge branch 'master' into httptests

15 files changed, 403 insertions, 26 deletions

diff --git a/OpenSim/Data/MySQL/MySQLSimulationData.cs b/OpenSim/Data/MySQL/MySQLSimulationData.cs
index 46364a5..ab24b76 100644
--- a/OpenSim/Data/MySQL/MySQLSimulationData.cs
+++ b/OpenSim/Data/MySQL/MySQLSimulationData.cs
@@ -639,6 +639,53 @@ namespace OpenSim.Data.MySQL
             });
         }
 
+        public void StoreBakedTerrain(TerrainData terrData, UUID regionID)
+        {
+            Util.FireAndForget(delegate(object x)
+            {
+                m_log.Info("[REGION DB]: Storing Baked terrain");
+
+                lock (m_dbLock)
+                {
+                    using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
+                    {
+                        dbcon.Open();
+
+                        using (MySqlCommand cmd = dbcon.CreateCommand())
+                        {
+                            cmd.CommandText = "delete from bakedterrain where RegionUUID = ?RegionUUID";
+                            cmd.Parameters.AddWithValue("RegionUUID", regionID.ToString());
+
+                            using (MySqlCommand cmd2 = dbcon.CreateCommand())
+                            {
+                                try
+                                {
+                                    cmd2.CommandText = "insert into bakedterrain (RegionUUID, " +
+                                            "Revision, Heightfield) values (?RegionUUID, " +
+                                            "?Revision, ?Heightfield)";
+
+                                    int terrainDBRevision;
+                                    Array terrainDBblob;
+                                    terrData.GetDatabaseBlob(out terrainDBRevision, out terrainDBblob);
+
+                                    cmd2.Parameters.AddWithValue("RegionUUID", regionID.ToString());
+                                    cmd2.Parameters.AddWithValue("Revision", terrainDBRevision);
+                                    cmd2.Parameters.AddWithValue("Heightfield", terrainDBblob);
+
+                                    ExecuteNonQuery(cmd);
+                                    ExecuteNonQuery(cmd2);
+                                }
+                                catch (Exception e)
+                                {
+                                    m_log.ErrorFormat(e.ToString());
+                                }
+                            }
+                        }
+                    }
+                }
+            });
+        }
+
         // Legacy region loading
         public virtual double[,] LoadTerrain(UUID regionID)
         {
@@ -686,6 +733,41 @@ namespace OpenSim.Data.MySQL
             return terrData;
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            TerrainData terrData = null;
+
+            lock (m_dbLock)
+            {
+                using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
+                {
+                    dbcon.Open();
+
+                    using (MySqlCommand cmd = dbcon.CreateCommand())
+                    {
+                        cmd.CommandText = "select RegionUUID, Revision, Heightfield " +
+                            "from bakedterrain where RegionUUID = ?RegionUUID ";
+                        cmd.Parameters.AddWithValue("RegionUUID", regionID.ToString());
+
+                        using (IDataReader reader = ExecuteReader(cmd))
+                        {
+                            while (reader.Read())
+                            {
+                                int rev = Convert.ToInt32(reader["Revision"]);
+                                if ((reader["Heightfield"] != DBNull.Value))
+                                {
+                                    byte[] blob = (byte[])reader["Heightfield"];
+                                    terrData = TerrainData.CreateFromDatabaseBlobFactory(pSizeX, pSizeY, pSizeZ, rev, blob);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+
+            return terrData;
+        }
+
         public virtual void RemoveLandObject(UUID globalID)
         {
             lock (m_dbLock)
diff --git a/OpenSim/Data/MySQL/Resources/RegionStore.migrations b/OpenSim/Data/MySQL/Resources/RegionStore.migrations
index c32f645..1de5a01 100644
--- a/OpenSim/Data/MySQL/Resources/RegionStore.migrations
+++ b/OpenSim/Data/MySQL/Resources/RegionStore.migrations
@@ -379,3 +379,14 @@ ALTER TABLE `prims` ADD COLUMN `RotationAxisLocks` tinyint(4) NOT NULL default '
 
 COMMIT;
 
+:VERSION 54         #----- add baked terrain store
+
+BEGIN;
+
+CREATE TABLE IF NOT EXISTS `bakedterrain` (
+  `RegionUUID` varchar(255) DEFAULT NULL,
+  `Revision` int(11) DEFAULT NULL,
+  `Heightfield` longblob
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+COMMIT;
diff --git a/OpenSim/Data/Null/NullSimulationData.cs b/OpenSim/Data/Null/NullSimulationData.cs
index 339e7f4..7bb6da3 100644
--- a/OpenSim/Data/Null/NullSimulationData.cs
+++ b/OpenSim/Data/Null/NullSimulationData.cs
@@ -133,6 +133,7 @@ namespace OpenSim.Data.Null
         }
 
         Dictionary<UUID, TerrainData> m_terrains = new Dictionary<UUID, TerrainData>();
+        Dictionary<UUID, TerrainData> m_bakedterrains = new Dictionary<UUID, TerrainData>();
         public void StoreTerrain(TerrainData ter, UUID regionID)
         {
             if (m_terrains.ContainsKey(regionID))
@@ -140,6 +141,13 @@ namespace OpenSim.Data.Null
             m_terrains.Add(regionID, ter);
         }
 
+        public void StoreBakedTerrain(TerrainData ter, UUID regionID)
+        {
+            if (m_bakedterrains.ContainsKey(regionID))
+                m_bakedterrains.Remove(regionID);
+            m_bakedterrains.Add(regionID, ter);
+        }
+
         // Legacy. Just don't do this.
         public void StoreTerrain(double[,] ter, UUID regionID)
         {
@@ -167,6 +175,15 @@ namespace OpenSim.Data.Null
             return null;
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            if (m_bakedterrains.ContainsKey(regionID))
+            {
+                return m_bakedterrains[regionID];
+            }
+            return null;
+        }
+
         public void RemoveLandObject(UUID globalID)
         {
         }
diff --git a/OpenSim/Data/PGSQL/PGSQLSimulationData.cs b/OpenSim/Data/PGSQL/PGSQLSimulationData.cs
index 25e1a7f..902aae0 100755
--- a/OpenSim/Data/PGSQL/PGSQLSimulationData.cs
+++ b/OpenSim/Data/PGSQL/PGSQLSimulationData.cs
@@ -573,6 +573,39 @@ namespace OpenSim.Data.PGSQL
             return terrData;
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            TerrainData terrData = null;
+
+            string sql = @"select ""RegionUUID"", ""Revision"", ""Heightfield"" from bakedterrain 
+                            where ""RegionUUID"" = :RegionUUID; ";
+
+            using (NpgsqlConnection conn = new NpgsqlConnection(m_connectionString))
+            {
+                using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
+                {
+                    // PGSqlParameter param = new PGSqlParameter();
+                    cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
+                    conn.Open();
+                    using (NpgsqlDataReader reader = cmd.ExecuteReader())
+                    {
+                        int rev;
+                        if (reader.Read())
+                        {
+                            rev = Convert.ToInt32(reader["Revision"]);
+                            if ((reader["Heightfield"] != DBNull.Value))
+                            {
+                                byte[] blob = (byte[])reader["Heightfield"];
+                                terrData = TerrainData.CreateFromDatabaseBlobFactory(pSizeX, pSizeY, pSizeZ, rev, blob);
+                            }
+                        }
+                    }
+                }
+            }
+
+            return terrData;
+        }
+
         // Legacy entry point for when terrain was always a 256x256 heightmap
         public void StoreTerrain(double[,] terrain, UUID regionID)
         {
@@ -624,6 +657,49 @@ namespace OpenSim.Data.PGSQL
         }
 
         /// <summary>
+        /// Stores the baked terrain map to DB.
+        /// </summary>
+        /// <param name="terrain">terrain map data.</param>
+        /// <param name="regionID">regionID.</param>
+        public void StoreBakedTerrain(TerrainData terrData, UUID regionID)
+        {
+            //Delete old terrain map
+            string sql = @"delete from bakedterrain where ""RegionUUID""=:RegionUUID";
+            using (NpgsqlConnection conn = new NpgsqlConnection(m_connectionString))
+            {
+                using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
+                {
+                    cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
+                    conn.Open();
+                    cmd.ExecuteNonQuery();
+
+                    _Log.InfoFormat("{0} Deleted bakedterrain id = {1}", LogHeader, regionID);
+                }
+            }
+
+            int terrainDBRevision;
+            Array terrainDBblob;
+            terrData.GetDatabaseBlob(out terrainDBRevision, out terrainDBblob);
+
+            sql = @"insert into bakedterrain(""RegionUUID"", ""Revision"", ""Heightfield"") values(:RegionUUID, :Revision, :Heightfield)";
+
+            using (NpgsqlConnection conn = new NpgsqlConnection(m_connectionString))
+            {
+                using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
+                {
+                    cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
+                    cmd.Parameters.Add(_Database.CreateParameter("Revision", terrainDBRevision));
+                    cmd.Parameters.Add(_Database.CreateParameter("Heightfield", terrainDBblob));
+                    conn.Open();
+                    cmd.ExecuteNonQuery();
+
+                    _Log.InfoFormat("{0} Stored bakedterrain id = {1}, terrainSize = <{2},{3}>",
+                                    LogHeader, regionID, terrData.SizeX, terrData.SizeY);
+                }
+            }
+        }
+
+        /// <summary>
         /// Loads all the land objects of a region.
         /// </summary>
         /// <param name="regionUUID">The region UUID.</param>
diff --git a/OpenSim/Data/PGSQL/Resources/RegionStore.migrations b/OpenSim/Data/PGSQL/Resources/RegionStore.migrations
index 9a2c19b..c085939 100644
--- a/OpenSim/Data/PGSQL/Resources/RegionStore.migrations
+++ b/OpenSim/Data/PGSQL/Resources/RegionStore.migrations
@@ -1182,3 +1182,16 @@ BEGIN TRANSACTION;
 ALTER TABLE prims ADD "RotationAxisLocks" smallint NOT NULL DEFAULT (0);
 
 COMMIT;
+
+:VERSION 44     #---- add baked terrain store
+
+BEGIN TRANSACTION;
+
+CREATE TABLE bakedterrain
+        (
+        "RegionUUID" uuid NULL,
+        "Revision" int NULL,
+        "Heightfield" bytea NULL
+        );
+
+COMMIT;
diff --git a/OpenSim/Data/SQLite/Resources/RegionStore.migrations b/OpenSim/Data/SQLite/Resources/RegionStore.migrations
index 25f3ad9..64624db 100644
--- a/OpenSim/Data/SQLite/Resources/RegionStore.migrations
+++ b/OpenSim/Data/SQLite/Resources/RegionStore.migrations
@@ -352,3 +352,14 @@ BEGIN;
 ALTER TABLE prims ADD COLUMN `RotationAxisLocks` tinyint(4) NOT NULL default '0';
 
 COMMIT;
+
+:VERSION 34         #---- add baked terrain store
+
+BEGIN;
+
+CREATE TABLE IF NOT EXISTS bakedterrain(
+       RegionUUID varchar(255),
+       Revision integer,
+       Heightfield blob);
+
+COMMIT;
diff --git a/OpenSim/Data/SQLite/SQLiteSimulationData.cs b/OpenSim/Data/SQLite/SQLiteSimulationData.cs
index cd20c4e..c1c7b7e 100644
--- a/OpenSim/Data/SQLite/SQLiteSimulationData.cs
+++ b/OpenSim/Data/SQLite/SQLiteSimulationData.cs
@@ -827,7 +827,7 @@ namespace OpenSim.Data.SQLite
         }
 
         /// <summary>
-        /// Store a terrain revision in region storage
+        /// Store a terrain in region storage
         /// </summary>
         /// <param name="ter">terrain heightfield</param>
         /// <param name="regionID">region UUID</param>
@@ -851,7 +851,44 @@ namespace OpenSim.Data.SQLite
                 Array terrainDBblob;
                 terrData.GetDatabaseBlob(out terrainDBRevision, out terrainDBblob);
 
-                m_log.DebugFormat("{0} Storing terrain revision r {1}", LogHeader, terrainDBRevision);
+                m_log.DebugFormat("{0} Storing terrain format {1}", LogHeader, terrainDBRevision);
+
+                using (SqliteCommand cmd = new SqliteCommand(sql, m_conn))
+                {
+                    cmd.Parameters.Add(new SqliteParameter(":RegionUUID", regionID.ToString()));
+                    cmd.Parameters.Add(new SqliteParameter(":Revision", terrainDBRevision));
+                    cmd.Parameters.Add(new SqliteParameter(":Heightfield", terrainDBblob));
+                    cmd.ExecuteNonQuery();
+                }
+            }
+        }
+
+        /// <summary>
+        /// Store baked terrain in region storage
+        /// </summary>
+        /// <param name="ter">terrain heightfield</param>
+        /// <param name="regionID">region UUID</param>
+        public void StoreBakedTerrain(TerrainData terrData, UUID regionID)
+        {
+            lock (ds)
+            {
+                using (
+                    SqliteCommand cmd = new SqliteCommand("delete from bakedterrain where RegionUUID=:RegionUUID", m_conn))
+                {
+                    cmd.Parameters.Add(new SqliteParameter(":RegionUUID", regionID.ToString()));
+                    cmd.ExecuteNonQuery();
+                }
+
+                // the following is an work around for .NET.  The perf
+                // issues associated with it aren't as bad as you think.
+                String sql = "insert into bakedterrain(RegionUUID, Revision, Heightfield)" +
+                             " values(:RegionUUID, :Revision, :Heightfield)";
+
+                int terrainDBRevision;
+                Array terrainDBblob;
+                terrData.GetDatabaseBlob(out terrainDBRevision, out terrainDBblob);
+
+                m_log.DebugFormat("{0} Storing bakedterrain format {1}", LogHeader, terrainDBRevision);
 
                 using (SqliteCommand cmd = new SqliteCommand(sql, m_conn))
                 {
@@ -913,6 +950,34 @@ namespace OpenSim.Data.SQLite
             return terrData;
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            TerrainData terrData = null;
+
+            lock (ds)
+            {
+                String sql = "select RegionUUID, Revision, Heightfield from bakedterrain" +
+                             " where RegionUUID=:RegionUUID";
+
+                using (SqliteCommand cmd = new SqliteCommand(sql, m_conn))
+                {
+                    cmd.Parameters.Add(new SqliteParameter(":RegionUUID", regionID.ToString()));
+
+                    using (IDataReader row = cmd.ExecuteReader())
+                    {
+                        int rev = 0;
+                        if (row.Read())
+                        {
+                            rev = Convert.ToInt32(row["Revision"]);
+                            byte[] blob = (byte[])row["Heightfield"];
+                            terrData = TerrainData.CreateFromDatabaseBlobFactory(pSizeX, pSizeY, pSizeZ, rev, blob);
+                        }
+                    }
+                }
+            }
+            return terrData;
+        }
+
         public void RemoveLandObject(UUID globalID)
         {
             lock (ds)
@@ -1354,7 +1419,7 @@ namespace OpenSim.Data.SQLite
             createCol(land, "Name", typeof(String));
             createCol(land, "Desc", typeof(String));
             createCol(land, "OwnerUUID", typeof(String));
-            createCol(land, "IsGroupOwned", typeof(String));
+            createCol(land, "IsGroupOwned", typeof(string));
             createCol(land, "Area", typeof(Int32));
             createCol(land, "AuctionID", typeof(Int32)); //Unemplemented
             createCol(land, "Category", typeof(Int32)); //Enum OpenMetaverse.Parcel.ParcelCategory
@@ -2942,7 +3007,8 @@ namespace OpenSim.Data.SQLite
             {
                 return DbType.Binary;
             }
-            else if (type == typeof(Boolean)) {
+            else if (type == typeof(Boolean))
+            {
                 return DbType.Boolean;
             }
             else
diff --git a/OpenSim/Framework/TerrainData.cs b/OpenSim/Framework/TerrainData.cs
index d2e1c6a..5cec2b5 100644
--- a/OpenSim/Framework/TerrainData.cs
+++ b/OpenSim/Framework/TerrainData.cs
@@ -201,6 +201,7 @@ namespace OpenSim.Framework
         public override bool GetDatabaseBlob(out int DBRevisionCode, out Array blob)
         {
             bool ret = false;
+/* save all as Variable2DGzip
             if (SizeX == Constants.RegionSize && SizeY == Constants.RegionSize)
             {
                 DBRevisionCode = (int)DBTerrainRevision.Legacy256;
@@ -209,12 +210,13 @@ namespace OpenSim.Framework
             }
             else
             {
+*/
                 DBRevisionCode = (int)DBTerrainRevision.Variable2DGzip;
 //                DBRevisionCode = (int)DBTerrainRevision.Variable2D;
                 blob = ToCompressedTerrainSerializationV2DGzip();
 //                blob = ToCompressedTerrainSerializationV2D();
                 ret = true;
-            }
+//            }
             return ret;
         }
 
diff --git a/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs b/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
index 69fa5f6..e21681d 100644
--- a/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
+++ b/OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
@@ -231,20 +231,27 @@ namespace OpenSim.Region.CoreModules.World.Terrain
             // Install terrain module in the simulator
             lock(m_scene)
             {
+                if(m_scene.Bakedmap != null)
+                {
+                    m_baked = m_scene.Bakedmap;
+                }
                 if (m_scene.Heightmap == null)
                 {
-                    m_channel = new TerrainChannel(m_InitialTerrain, (int)m_scene.RegionInfo.RegionSizeX,
-                                                                     (int)m_scene.RegionInfo.RegionSizeY,
-                                                                     (int)m_scene.RegionInfo.RegionSizeZ);
+                    if(m_baked != null)
+                        m_channel = m_baked.MakeCopy();
+                    else
+                        m_channel = new TerrainChannel(m_InitialTerrain, 
+                                                (int)m_scene.RegionInfo.RegionSizeX,
+                                                (int)m_scene.RegionInfo.RegionSizeY,
+                                                (int)m_scene.RegionInfo.RegionSizeZ);
                     m_scene.Heightmap = m_channel;
-
-                    UpdateBakedMap();
                 }
                 else
                 {
                     m_channel = m_scene.Heightmap;
-                    UpdateBakedMap();
                 }
+                if(m_baked == null)
+                    UpdateBakedMap();
 
                 m_scene.RegisterModuleInterface<ITerrainModule>(this);
                 m_scene.EventManager.OnNewClient += EventManager_OnNewClient;
@@ -724,6 +731,8 @@ namespace OpenSim.Region.CoreModules.World.Terrain
             m_baked = m_channel.MakeCopy();
             m_painteffects[StandardTerrainEffects.Revert] = new RevertSphere(m_baked);
             m_floodeffects[StandardTerrainEffects.Revert] = new RevertArea(m_baked);
+            m_scene.Bakedmap = m_baked;
+            m_scene.SaveBakedTerrain();
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs b/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs
index 13358cb..f8a6b53 100644
--- a/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISimulationDataService.cs
@@ -64,12 +64,19 @@ namespace OpenSim.Region.Framework.Interfaces
         List<SceneObjectGroup> LoadObjects(UUID regionUUID);
 
         /// <summary>
-        /// Store a terrain revision in region storage
+        /// Store terrain in region storage
         /// </summary>
         /// <param name="ter">HeightField data</param>
         /// <param name="regionID">region UUID</param>
         void StoreTerrain(TerrainData terrain, UUID regionID);
 
+        /// <summary>
+        /// Store baked terrain in region storage
+        /// </summary>
+        /// <param name="ter">HeightField data</param>
+        /// <param name="regionID">region UUID</param>
+        void StoreBakedTerrain(TerrainData terrain, UUID regionID);
+
         // Legacy version kept for downward compabibility
         void StoreTerrain(double[,] terrain, UUID regionID);
 
@@ -82,6 +89,7 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="sizeZ">the Z dimension of the region being filled</param>
         /// <returns>Heightfield data</returns>
         TerrainData LoadTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ);
+        TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ);
 
         // Legacy version kept for downward compabibility
         double[,] LoadTerrain(UUID regionID);
diff --git a/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs b/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs
index e09f775..8536db0 100644
--- a/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISimulationDataStore.cs
@@ -75,17 +75,25 @@ namespace OpenSim.Region.Framework.Interfaces
         List<SceneObjectGroup> LoadObjects(UUID regionUUID);
 
         /// <summary>
-        /// Store a terrain revision in region storage
+        /// Store a terrain in region storage
         /// </summary>
         /// <param name="ter">HeightField data</param>
         /// <param name="regionID">region UUID</param>
         void StoreTerrain(TerrainData terrain, UUID regionID);
 
+        /// <summary>
+        /// Store baked terrain in region storage
+        /// </summary>
+        /// <param name="ter">HeightField data</param>
+        /// <param name="regionID">region UUID</param>
+        void StoreBakedTerrain(TerrainData terrain, UUID regionID);
+
+
         // Legacy version kept for downward compabibility
         void StoreTerrain(double[,] terrain, UUID regionID);
         
         /// <summary>
-        /// Load the latest terrain revision from region storage
+        /// Load terrain from region storage
         /// </summary>
         /// <param name="regionID">the region UUID</param>
         /// <param name="pSizeX">the X dimension of the terrain being filled</param>
@@ -93,6 +101,7 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="pSizeZ">the Z dimension of the terrain being filled</param>
         /// <returns>Heightfield data</returns>
         TerrainData LoadTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ);
+        TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ);
 
         // Legacy version kept for downward compabibility
         double[,] LoadTerrain(UUID regionID);
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index d77b8ae..168080f 100755
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -2172,7 +2172,16 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void SaveTerrain()
         {
-            SimulationDataService.StoreTerrain(Heightmap.GetDoubles(), RegionInfo.RegionID);
+            SimulationDataService.StoreTerrain(Heightmap.GetTerrainData(), RegionInfo.RegionID);
+        }
+
+        /// <summary>
+        /// Store the terrain in the persistant data store
+        /// </summary>
+        public void SaveBakedTerrain()
+        {
+            if(Bakedmap != null)
+                SimulationDataService.StoreBakedTerrain(Bakedmap.GetTerrainData(), RegionInfo.RegionID);
         }
 
         public void StoreWindlightProfile(RegionLightShareData wl)
@@ -2195,20 +2204,44 @@ namespace OpenSim.Region.Framework.Scenes
         {
             try
             {
+                Bakedmap = null;
+                TerrainData map = SimulationDataService.LoadBakedTerrain(RegionInfo.RegionID, (int)RegionInfo.RegionSizeX, (int)RegionInfo.RegionSizeY, (int)RegionInfo.RegionSizeZ);
+                if (map != null)
+                {
+                    Bakedmap = new TerrainChannel(map);
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.WarnFormat(
+                    "[TERRAIN]: Scene.cs: LoadWorldMap() baked terrain - Failed with exception {0}{1}", e.Message, e.StackTrace);
+            }
+
+            try
+            {
                 TerrainData map = SimulationDataService.LoadTerrain(RegionInfo.RegionID, (int)RegionInfo.RegionSizeX, (int)RegionInfo.RegionSizeY, (int)RegionInfo.RegionSizeZ);
                 if (map == null)
                 {
-                    // This should be in the Terrain module, but it isn't because
-                    // the heightmap is needed _way_ before the modules are initialized...
-                    IConfig terrainConfig = m_config.Configs["Terrain"];
-                    String m_InitialTerrain = "pinhead-island";
-                    if (terrainConfig != null)
-                        m_InitialTerrain = terrainConfig.GetString("InitialTerrain", m_InitialTerrain);
+                    if(Bakedmap != null)
+                    {
+                        m_log.Warn("[TERRAIN]: terrain not found. Used stored baked terrain.");     
+                        Heightmap = Bakedmap.MakeCopy();
+                        SimulationDataService.StoreTerrain(Heightmap.GetTerrainData(), RegionInfo.RegionID);
+                    }
+                    else
+                    {
+                        // This should be in the Terrain module, but it isn't because
+                        // the heightmap is needed _way_ before the modules are initialized...
+                        IConfig terrainConfig = m_config.Configs["Terrain"];
+                        String m_InitialTerrain = "pinhead-island";
+                        if (terrainConfig != null)
+                            m_InitialTerrain = terrainConfig.GetString("InitialTerrain", m_InitialTerrain);
 
-                    m_log.InfoFormat("[TERRAIN]: No default terrain. Generating a new terrain {0}.", m_InitialTerrain);
-                    Heightmap = new TerrainChannel(m_InitialTerrain, (int)RegionInfo.RegionSizeX, (int)RegionInfo.RegionSizeY, (int)RegionInfo.RegionSizeZ);
+                        m_log.InfoFormat("[TERRAIN]: No default terrain. Generating a new terrain {0}.", m_InitialTerrain);
+                        Heightmap = new TerrainChannel(m_InitialTerrain, (int)RegionInfo.RegionSizeX, (int)RegionInfo.RegionSizeY, (int)RegionInfo.RegionSizeZ);
 
-                    SimulationDataService.StoreTerrain(Heightmap.GetDoubles(), RegionInfo.RegionID);
+                        SimulationDataService.StoreTerrain(Heightmap.GetTerrainData(), RegionInfo.RegionID);
+                    }
                 }
                 else
                 {
@@ -2221,13 +2254,12 @@ namespace OpenSim.Region.Framework.Scenes
                     "[TERRAIN]: Scene.cs: LoadWorldMap() - Regenerating as failed with exception {0}{1}",
                     e.Message, e.StackTrace);
 
-                // Non standard region size.    If there's an old terrain in the database, it might read past the buffer
 #pragma warning disable 0162
                 if ((int)Constants.RegionSize != 256)
                 {
                     Heightmap = new TerrainChannel();
 
-                    SimulationDataService.StoreTerrain(Heightmap.GetDoubles(), RegionInfo.RegionID);
+                    SimulationDataService.StoreTerrain(Heightmap.GetTerrainData(), RegionInfo.RegionID);
                 }
             }
             catch (Exception e)
@@ -2235,6 +2267,12 @@ namespace OpenSim.Region.Framework.Scenes
                 m_log.WarnFormat(
                     "[TERRAIN]: Scene.cs: LoadWorldMap() - Failed with exception {0}{1}", e.Message, e.StackTrace);
             }
+
+            if(Bakedmap == null && Heightmap != null)
+            {
+                Bakedmap = Heightmap.MakeCopy();
+                SimulationDataService.StoreBakedTerrain(Bakedmap.GetTerrainData(), RegionInfo.RegionID);
+            }
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Scenes/SceneBase.cs b/OpenSim/Region/Framework/Scenes/SceneBase.cs
index f420f69..1de55ec 100644
--- a/OpenSim/Region/Framework/Scenes/SceneBase.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneBase.cs
@@ -153,6 +153,7 @@ namespace OpenSim.Region.Framework.Scenes
         }
 
         public ITerrainChannel Heightmap;
+        public ITerrainChannel Bakedmap;
 
         /// <value>
         /// Allows retrieval of land information for this scene.
diff --git a/OpenSim/Services/SimulationService/SimulationDataService.cs b/OpenSim/Services/SimulationService/SimulationDataService.cs
index 7a544fa..eef958a 100644
--- a/OpenSim/Services/SimulationService/SimulationDataService.cs
+++ b/OpenSim/Services/SimulationService/SimulationDataService.cs
@@ -104,6 +104,11 @@ namespace OpenSim.Services.SimulationService
             m_database.StoreTerrain(terrain, regionID);
         }
 
+        public void StoreBakedTerrain(TerrainData terrain, UUID regionID)
+        {
+            m_database.StoreBakedTerrain(terrain, regionID);
+        }
+
         public void StoreTerrain(double[,] terrain, UUID regionID)
         {
             m_database.StoreTerrain(terrain, regionID);
@@ -119,6 +124,11 @@ namespace OpenSim.Services.SimulationService
             return m_database.LoadTerrain(regionID, pSizeX, pSizeY, pSizeZ);
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            return m_database.LoadBakedTerrain(regionID, pSizeX, pSizeY, pSizeZ);
+        }
+
         public void StoreLandObject(ILandObject Parcel)
         {
             m_database.StoreLandObject(Parcel);
diff --git a/OpenSim/Tests/Common/Mock/MockRegionDataPlugin.cs b/OpenSim/Tests/Common/Mock/MockRegionDataPlugin.cs
index 3ab9020..8daa19d 100644
--- a/OpenSim/Tests/Common/Mock/MockRegionDataPlugin.cs
+++ b/OpenSim/Tests/Common/Mock/MockRegionDataPlugin.cs
@@ -74,6 +74,11 @@ namespace OpenSim.Data.Null
             m_store.StoreTerrain(terrain, regionID);
         }
 
+        public void StoreBakedTerrain(TerrainData terrain, UUID regionID)
+        {
+            m_store.StoreBakedTerrain(terrain, regionID);
+        }
+
         public double[,] LoadTerrain(UUID regionID)
         {
             return m_store.LoadTerrain(regionID);
@@ -84,6 +89,11 @@ namespace OpenSim.Data.Null
             return m_store.LoadTerrain(regionID, pSizeX, pSizeY, pSizeZ);
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            return m_store.LoadBakedTerrain(regionID, pSizeX, pSizeY, pSizeZ);
+        }
+
         public void StoreLandObject(ILandObject Parcel)
         {
             m_store.StoreLandObject(Parcel);
@@ -170,6 +180,7 @@ namespace OpenSim.Data.Null
         protected Dictionary<UUID, ICollection<TaskInventoryItem>> m_primItems 
             = new Dictionary<UUID, ICollection<TaskInventoryItem>>();
         protected Dictionary<UUID, TerrainData> m_terrains = new Dictionary<UUID, TerrainData>();
+        protected Dictionary<UUID, TerrainData> m_bakedterrains = new Dictionary<UUID, TerrainData>();
         protected Dictionary<UUID, LandData> m_landData = new Dictionary<UUID, LandData>();
         
         public void Initialise(string dbfile)
@@ -319,6 +330,11 @@ namespace OpenSim.Data.Null
             m_terrains[regionID] = ter;
         }
 
+        public void StoreBakedTerrain(TerrainData ter, UUID regionID)
+        {
+            m_bakedterrains[regionID] = ter;
+        }
+
         public void StoreTerrain(double[,] ter, UUID regionID)
         {
             m_terrains[regionID] = new HeightmapTerrainData(ter);
@@ -332,6 +348,14 @@ namespace OpenSim.Data.Null
                 return null;
         }
 
+        public TerrainData LoadBakedTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
+        {
+            if (m_bakedterrains.ContainsKey(regionID))
+                return m_bakedterrains[regionID];
+            else
+                return null;
+        }
+
         public double[,] LoadTerrain(UUID regionID)
         {
             if (m_terrains.ContainsKey(regionID))