diff --git a/Common/OpenSim.Framework/Interfaces/IClientAPI.cs b/Common/OpenSim.Framework/Interfaces/IClientAPI.cs
index 3b965bf0a2..ea38f06f80 100644
--- a/Common/OpenSim.Framework/Interfaces/IClientAPI.cs
+++ b/Common/OpenSim.Framework/Interfaces/IClientAPI.cs
@@ -37,7 +37,7 @@ namespace OpenSim.Framework.Interfaces
 {
     public delegate void ChatFromViewer(byte[] message, byte type, LLVector3 fromPos, string fromName, LLUUID fromAgentID);
     public delegate void RezObject(AssetBase primAsset, LLVector3 pos);
-    public delegate void ModifyTerrain(byte action, float north, float west);
+    public delegate void ModifyTerrain(float height, float seconds, byte size, byte action, float north, float west);
     public delegate void SetAppearance(byte[] texture, AgentSetAppearancePacket.VisualParamBlock[] visualParam);
     public delegate void StartAnim(LLUUID animID, int seq);
     public delegate void LinkObjects(uint parent, List<uint> children);
diff --git a/OpenSim.sln b/OpenSim.sln
index 36421d7c96..d1e89a6302 100644
--- a/OpenSim.sln
+++ b/OpenSim.sln
@@ -51,191 +51,113 @@ EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "XMLRPC", "Common\XmlRpcCS\XMLRPC.csproj", "{8E81D43C-0000-0000-0000-000000000000}"
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+		{79CED992-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{79CED992-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4F874463-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4F874463-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4F874463-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4F874463-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{8BE16150-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8BE16150-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8BE16150-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8BE16150-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{63A05FE9-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{63A05FE9-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{63A05FE9-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{63A05FE9-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{988F0AC4-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{988F0AC4-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{988F0AC4-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{988F0AC4-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{196916AF-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{196916AF-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{196916AF-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{196916AF-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{632E1BFD-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{632E1BFD-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{632E1BFD-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{632E1BFD-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{8BB20F0A-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8BB20F0A-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8BB20F0A-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8BB20F0A-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{EE9E5D96-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EE9E5D96-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EE9E5D96-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EE9E5D96-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E1B79ECF-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E1B79ECF-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E1B79ECF-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E1B79ECF-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6B20B603-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6B20B603-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6B20B603-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6B20B603-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2270B8FE-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2270B8FE-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2270B8FE-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2270B8FE-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{24B12448-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{24B12448-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{24B12448-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{24B12448-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+		{8E81D43C-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8E81D43C-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8E81D43C-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8E81D43C-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
 EndGlobal
diff --git a/OpenSim/Examples/SimpleApp/Program.cs b/OpenSim/Examples/SimpleApp/Program.cs
index 6d89cbe922..de6e6d3fd4 100644
--- a/OpenSim/Examples/SimpleApp/Program.cs
+++ b/OpenSim/Examples/SimpleApp/Program.cs
@@ -19,13 +19,13 @@ namespace SimpleApp
 {
     class Program : IAssetReceiver, conscmd_callback
     {
-        private LogBase m_console;
+        private LogBase m_log;
         AuthenticateSessionsBase m_circuitManager;
         
         private void Run()
         {
-            m_console = new LogBase(null, "SimpleApp", this, false);
-            MainLog.Instance = m_console;
+            m_log = new LogBase(null, "SimpleApp", this, false);
+            MainLog.Instance = m_log;
 
             CheckSumServer checksumServer = new CheckSumServer(12036);
             checksumServer.ServerListener();
@@ -47,7 +47,7 @@ namespace SimpleApp
 
             AssetCache assetCache = new AssetCache(assetServer);
             
-            UDPServer udpServer = new UDPServer(simPort, assetCache, inventoryCache, m_console, m_circuitManager );
+            UDPServer udpServer = new UDPServer(simPort, assetCache, inventoryCache, m_log, m_circuitManager );
             PacketServer packetServer = new PacketServer( udpServer, (uint) simPort );
             udpServer.ServerListener();
             
@@ -68,13 +68,13 @@ namespace SimpleApp
             httpServer.AddXmlRPCHandler( "login_to_simulator", loginServer.XmlRpcLoginMethod );
             httpServer.Start();
             
-            m_console.WriteLine( LogPriority.NORMAL, "Press enter to quit.");
-            m_console.ReadLine();
+            m_log.WriteLine( LogPriority.NORMAL, "Press enter to quit.");
+            m_log.ReadLine();
         }
 
         private bool AddNewSessionHandler(ulong regionHandle, Login loginData)
         {
-            m_console.WriteLine(LogPriority.NORMAL, "Region [{0}] recieved Login from [{1}] [{2}]", regionHandle, loginData.First, loginData.Last);
+            m_log.WriteLine(LogPriority.NORMAL, "Region [{0}] recieved Login from [{1}] [{2}]", regionHandle, loginData.First, loginData.Last);
 
             AgentCircuitData agent = new AgentCircuitData();
             agent.AgentID = loginData.Agent;
diff --git a/OpenSim/OpenSim.Region/Scenes/Scene.PacketHandlers.cs b/OpenSim/OpenSim.Region/Scenes/Scene.PacketHandlers.cs
index 75fe779a6b..01e38d573b 100644
--- a/OpenSim/OpenSim.Region/Scenes/Scene.PacketHandlers.cs
+++ b/OpenSim/OpenSim.Region/Scenes/Scene.PacketHandlers.cs
@@ -41,25 +41,62 @@ namespace OpenSim.Region.Scenes
     public partial class Scene
     {
         /// <summary>
-        /// 
+        /// Modifies terrain using the specified information
         /// </summary>
-        /// <param name="action"></param>
-        /// <param name="north"></param>
-        /// <param name="west"></param>
-        public void ModifyTerrain(byte action, float north, float west)
+        /// <param name="height">The height at which the user started modifying the terrain</param>
+        /// <param name="seconds">The number of seconds the modify button was pressed</param>
+        /// <param name="brushsize">The size of the brush used</param>
+        /// <param name="action">The action to be performed</param>
+        /// <param name="north">Distance from the north border where the cursor is located</param>
+        /// <param name="west">Distance from the west border where the cursor is located</param>
+        public void ModifyTerrain(float height, float seconds, byte brushsize, byte action, float north, float west)
         {
+            // Shiny.
+            double size = (double)(1 << brushsize);
+
             switch (action)
             {
+                case 0:
+                    // flatten terrain
+                    Terrain.flatten(north, west, size, (double)seconds / 100.0);
+                    RegenerateTerrain(true, (int)north, (int)west);
+                    break;
                 case 1:
                     // raise terrain
-                    Terrain.raise(north, west, 10.0, 0.001);
+                    Terrain.raise(north, west, size, (double)seconds / 100.0);
                     RegenerateTerrain(true, (int)north, (int)west);
                     break;
                 case 2:
                     //lower terrain
-                    Terrain.lower(north, west, 10.0, 0.001);
+                    Terrain.lower(north, west, size, (double)seconds / 100.0);
                     RegenerateTerrain(true, (int)north, (int)west);
                     break;
+                case 3:
+                    // smooth terrain
+                    Terrain.smooth(north, west, size, (double)seconds / 100.0);
+                    RegenerateTerrain(true, (int)north, (int)west);
+                    break;
+                case 4:
+                    // noise
+                    Terrain.noise(north, west, size, (double)seconds / 100.0);
+                    RegenerateTerrain(true, (int)north, (int)west);
+                    break;
+                case 5:
+                    // revert
+                    Terrain.revert(north, west, size, (double)seconds / 100.0);
+                    RegenerateTerrain(true, (int)north, (int)west);
+                    break;
+
+                // CLIENT EXTENSIONS GO HERE
+                case 128:
+                    // erode-thermal
+                    break;
+                case 129:
+                    // erode-aerobic
+                    break;
+                case 130:
+                    // erode-hydraulic
+                    break;
             }
             return;
         }
diff --git a/OpenSim/OpenSim.RegionServer/ClientView.ProcessPackets.cs b/OpenSim/OpenSim.RegionServer/ClientView.ProcessPackets.cs
index d53832fde5..65066b8008 100644
--- a/OpenSim/OpenSim.RegionServer/ClientView.ProcessPackets.cs
+++ b/OpenSim/OpenSim.RegionServer/ClientView.ProcessPackets.cs
@@ -130,7 +130,8 @@ namespace OpenSim
                         {
                             if (OnModifyTerrain != null)
                             {
-                                OnModifyTerrain(modify.ModifyBlock.Action, modify.ParcelData[0].North, modify.ParcelData[0].West);
+                                OnModifyTerrain(modify.ModifyBlock.Height, modify.ModifyBlock.Seconds, modify.ModifyBlock.BrushSize, 
+                                    modify.ModifyBlock.Action, modify.ParcelData[0].North, modify.ParcelData[0].West);
                             }
                         }
                         break;
diff --git a/OpenSim/OpenSim.Terrain.BasicTerrain/TerrainEngine.cs b/OpenSim/OpenSim.Terrain.BasicTerrain/TerrainEngine.cs
index 2d0fb30d8b..d1d54adf22 100644
--- a/OpenSim/OpenSim.Terrain.BasicTerrain/TerrainEngine.cs
+++ b/OpenSim/OpenSim.Terrain.BasicTerrain/TerrainEngine.cs
@@ -541,6 +541,89 @@ namespace OpenSim.Terrain
             tainted++;
         }
 
+        /// <summary>
+        /// Flattens the land under the brush of specified coordinates (spherical mask)
+        /// </summary>
+        /// <param name="rx">Center of sphere</param>
+        /// <param name="ry">Center of sphere</param>
+        /// <param name="size">Radius of the sphere</param>
+        /// <param name="amount">Thickness of the mask (0..2 recommended)</param>
+        public void flatten(double rx, double ry, double size, double amount)
+        {
+            lock (heightmap)
+            {
+                heightmap.flatten(rx, ry, size, amount);
+            }
+
+            tainted++;
+        }
+
+        /// <summary>
+        /// Creates noise within the specified bounds
+        /// </summary>
+        /// <param name="rx">Center of the bounding sphere</param>
+        /// <param name="ry">Center of the bounding sphere</param>
+        /// <param name="size">The radius of the sphere</param>
+        /// <param name="amount">Strength of the mask (0..2) recommended</param>
+        public void noise(double rx, double ry, double size, double amount)
+        {
+            lock (heightmap)
+            {
+                Channel smoothed = new Channel();
+                smoothed.noise();
+
+                Channel mask = new Channel();
+                mask.raise(rx, ry, size, amount);
+
+                heightmap.blend(smoothed, mask);
+            }
+
+            tainted++;
+        }
+
+        /// <summary>
+        /// Reverts land within the specified bounds
+        /// </summary>
+        /// <param name="rx">Center of the bounding sphere</param>
+        /// <param name="ry">Center of the bounding sphere</param>
+        /// <param name="size">The radius of the sphere</param>
+        /// <param name="amount">Strength of the mask (0..2) recommended</param>
+        public void revert(double rx, double ry, double size, double amount)
+        {
+            lock (heightmap)
+            {
+                Channel mask = new Channel();
+                mask.raise(rx, ry, size, amount);
+
+                heightmap.blend(revertmap, mask);
+            }
+
+            tainted++;
+        }
+
+        /// <summary>
+        /// Smooths land under the brush of specified coordinates (spherical mask)
+        /// </summary>
+        /// <param name="rx">Center of the sphere</param>
+        /// <param name="ry">Center of the sphere</param>
+        /// <param name="size">Radius of the sphere</param>
+        /// <param name="amount">Thickness of the mask (0..2 recommended)</param>
+        public void smooth(double rx, double ry, double size, double amount)
+        {
+            lock (heightmap)
+            {
+                Channel smoothed = heightmap.copy();
+                smoothed.smooth(amount);
+
+                Channel mask = new Channel();
+                mask.raise(rx,ry,size,amount);
+
+                heightmap.blend(smoothed, mask);
+            }
+
+            tainted++;
+        }
+
         /// <summary>
         /// Generates a simple set of hills in the shape of an island
         /// </summary>