6 files changed, 211 insertions, 38 deletions

diff --git a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/JPEG.cs b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/JPEG.cs
index f2bdde7..d6430cd 100644
--- a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/JPEG.cs
+++ b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/JPEG.cs
@@ -41,6 +41,16 @@ namespace OpenSim.Region.Environment.Modules.Terrain.FileLoaders
             throw new NotImplementedException();
         }
 
+        public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override string ToString()
+        {
+            return "JPEG";
+        }
+
         private Bitmap CreateBitmapFromMap(ITerrainChannel map)
         {
             Bitmap gradientmapLd = new Bitmap("defaultstripe.png");
diff --git a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/LLRAW.cs b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/LLRAW.cs
index 2d7d94f..7436dc5 100644
--- a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/LLRAW.cs
+++ b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/LLRAW.cs
@@ -58,6 +58,16 @@ namespace OpenSim.Region.Environment.Modules.Terrain.FileLoaders
             return retval;
         }
 
+        public override string ToString()
+        {
+            return "LL/SL RAW";
+        }
+
+        public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h)
+        {
+            throw new NotImplementedException();
+        }
+
         public void SaveFile(string filename, ITerrainChannel map)
         {
             FileInfo file = new FileInfo(filename);
diff --git a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/RAW32.cs b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/RAW32.cs
index ba430b7..fc81376 100644
--- a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/RAW32.cs
+++ b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/RAW32.cs
@@ -57,6 +57,43 @@ namespace OpenSim.Region.Environment.Modules.Terrain.FileLoaders
             return retval;
         }
 
+        public override string ToString()
+        {
+            return "RAW32";
+        }
+
+        public ITerrainChannel LoadFile(string filename, int fileStartX, int fileStartY, int fileWidth, int fileHeight, int sectionWidth, int sectionHeight)
+        {
+            TerrainChannel retval = new TerrainChannel(sectionWidth, sectionHeight);
+
+            FileInfo file = new FileInfo(filename);
+            FileStream s = file.Open(FileMode.Open, FileAccess.Read);
+            BinaryReader bs = new BinaryReader(s);
+
+            // Advance to our section of the file
+            if (fileStartY * sectionHeight > 0)
+                bs.ReadBytes(fileStartY * sectionHeight);
+
+            int x, y;
+            for (y = 0; y < retval.Height; y++)
+            {
+                // Advance the stream if we aren't at the start of the section in the file
+                if (fileStartX * sectionWidth > 0)
+                    bs.ReadBytes(fileStartX * sectionHeight);
+
+                for (x = 0; x < retval.Width; x++)
+                {
+                    // Read a strip and continue
+                    retval[x, y] = bs.ReadSingle();
+                }
+            }
+
+            bs.Close();
+            s.Close();
+
+            return retval;
+        }
+
         public void SaveFile(string filename, ITerrainChannel map)
         {
             FileInfo file = new FileInfo(filename);
diff --git a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/Terragen.cs b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/Terragen.cs
index e136397..6a3c354 100644
--- a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/Terragen.cs
+++ b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/Terragen.cs
@@ -107,6 +107,16 @@ namespace OpenSim.Region.Environment.Modules.Terrain.FileLoaders
             throw new NotImplementedException();
         }
 
+        public override string ToString()
+        {
+            return "Terragen";
+        }
+
+        public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h)
+        {
+            throw new NotImplementedException();
+        }
+
         #endregion
     }
 }
diff --git a/OpenSim/Region/Environment/Modules/Terrain/ITerrainLoader.cs b/OpenSim/Region/Environment/Modules/Terrain/ITerrainLoader.cs
index 9b713f5..2c391df 100644
--- a/OpenSim/Region/Environment/Modules/Terrain/ITerrainLoader.cs
+++ b/OpenSim/Region/Environment/Modules/Terrain/ITerrainLoader.cs
@@ -32,6 +32,7 @@ namespace OpenSim.Region.Environment.Modules.Terrain
     public interface ITerrainLoader
     {
         ITerrainChannel LoadFile(string filename);
+        ITerrainChannel LoadFile(string filename, int fileStartX, int fileStartY, int fileWidth, int fileHeight, int sectionWidth, int sectionHeight);
         void SaveFile(string filename, ITerrainChannel map);
     }
 }
diff --git a/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs b/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs
index 742ea5b..745118b 100644
--- a/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs
+++ b/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs
@@ -33,11 +33,12 @@ using Nini.Config;
 using OpenSim.Framework;
 using OpenSim.Region.Environment.Interfaces;
 using OpenSim.Region.Environment.Scenes;
+using OpenSim.Region.Environment.Modules.ModuleFramework;
 
 
 namespace OpenSim.Region.Environment.Modules.Terrain
 {
-    public class TerrainModule : IRegionModule , ITerrainTemp
+    public class TerrainModule : IRegionModule , ITerrainTemp, ICommandableModule
     {
         public enum StandardTerrainEffects : byte
         {
@@ -51,6 +52,8 @@ namespace OpenSim.Region.Environment.Modules.Terrain
 
         private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
 
+        private Commander m_commander = new Commander("Terrain");
+
         private Dictionary<StandardTerrainEffects, ITerrainPaintableEffect> m_painteffects =
             new Dictionary<StandardTerrainEffects, ITerrainPaintableEffect>();
         private Dictionary<StandardTerrainEffects, ITerrainFloodEffect> m_floodeffects =
@@ -109,7 +112,44 @@ namespace OpenSim.Region.Environment.Modules.Terrain
                 {
                     lock (m_scene)
                     {
-                        ITerrainChannel channel = loader.Value.LoadFile(filename);
+                        try
+                        {
+                            ITerrainChannel channel = loader.Value.LoadFile(filename);
+                            m_scene.Heightmap = channel;
+                            m_channel = channel;
+                            UpdateRevertMap();
+                        }
+                        catch (NotImplementedException)
+                        {
+                            m_log.Error("[TERRAIN]: Unable to load heightmap, the " + loader.Value.ToString() + " parser does not support file loading. (May be save only)");
+                            return;
+                        }
+                        catch (System.IO.FileNotFoundException)
+                        {
+                            m_log.Error("[TERRAIN]: Unable to load heightmap, file not found. (A directory permissions error may also cause this)");
+                            return;
+                        }
+                    }
+                    m_log.Info("[TERRAIN]: File (" + filename + ") loaded successfully");
+                    return;
+                }
+            }
+            m_log.Error("[TERRAIN]: Unable to load heightmap, no file loader availible for that format.");
+        }
+
+        public void LoadFromFile(string filename, int fileWidth, int fileHeight, int fileStartX, int fileStartY)
+        {
+            fileStartX -= (int)m_scene.RegionInfo.RegionLocX;
+            fileStartY -= (int)m_scene.RegionInfo.RegionLocY;
+
+            foreach (KeyValuePair<string, ITerrainLoader> loader in m_loaders)
+            {
+                if (filename.EndsWith(loader.Key))
+                {
+                    lock (m_scene)
+                    {
+                        ITerrainChannel channel = loader.Value.LoadFile(filename, fileStartX, fileStartY,
+                            fileWidth, fileHeight, (int)Constants.RegionSize, (int)Constants.RegionSize);
                         m_scene.Heightmap = channel;
                         m_channel = channel;
                         UpdateRevertMap();
@@ -177,46 +217,101 @@ namespace OpenSim.Region.Environment.Modules.Terrain
             }
         }
 
-        void EventManager_OnPluginConsole(string[] args)
+        #region Console Commands
+
+        private void InterfaceLoadFile(Object[] args)
         {
-            if (args[0] == "terrain")
+            LoadFromFile((string)args[0]);
+        }
+
+        private void InterfaceLoadTileFile(Object[] args)
+        {
+            LoadFromFile((string)args[0],
+                (int)args[1],
+                (int)args[2],
+                (int)args[3],
+                (int)args[4]);
+        }
+
+        private void InterfaceSaveFile(Object[] args)
+        {
+            SaveToFile((string)args[0]);
+        }
+
+        private void InterfaceFillTerrain(Object[] args)
+        {
+            int x, y;
+
+            for (x = 0; x < m_channel.Width; x++)
+                for (y = 0; y < m_channel.Height; y++)
+                    m_channel[x, y] = (double)args[0];
+            SendUpdatedLayerData();
+        }
+
+        private void InterfaceEnableExperimentalBrushes(Object[] args)
+        {
+            if ((bool)args[0])
             {
-                string command = args[1];
-                string param = args[2];
+                m_painteffects[StandardTerrainEffects.Revert] = new PaintBrushes.WeatherSphere();
+                m_painteffects[StandardTerrainEffects.Flatten] = new PaintBrushes.OlsenSphere();
+                m_painteffects[StandardTerrainEffects.Smooth] = new PaintBrushes.ErodeSphere();
+            }
+            else
+            {
+                InstallDefaultEffects();
+            }
+        }
 
-                int x, y;
+        private void InstallInterfaces()
+        {
+            // Load / Save
+            string supportedFileExtensions = "";
+            foreach (KeyValuePair<string,ITerrainLoader> loader in m_loaders)
+                supportedFileExtensions += " " + loader.Key + " (" + loader.Value.ToString() + ")";
+
+            Command loadFromFileCommand = new Command("load", InterfaceLoadFile, "Loads a terrain from a specified file.");
+            loadFromFileCommand.AddArgument("filename", "The file you wish to load from, the file extension determines the loader to be used. Supported extensions include: " + supportedFileExtensions, "String");
+
+            Command saveToFileCommand = new Command("save", InterfaceSaveFile, "Saves the current heightmap to a specified file.");
+            saveToFileCommand.AddArgument("filename", "The destination filename for your heightmap, the file extension determines the format to save in. Supported extensions include: " + supportedFileExtensions, "String");
+
+            Command loadFromTileCommand = new Command("load-tile", InterfaceLoadTileFile, "Loads a terrain from a section of a larger file.");
+            loadFromTileCommand.AddArgument("filename", "The file you wish to load from, the file extension determines the loader to be used. Supported extensions include: " + supportedFileExtensions, "String");
+            loadFromTileCommand.AddArgument("file width", "The width of the file in tiles", "Integer");
+            loadFromTileCommand.AddArgument("file height", "The height of the file in tiles", "Integer");
+            loadFromTileCommand.AddArgument("minimum X tile", "The X region coordinate of the first section on the file", "Integer");
+            loadFromTileCommand.AddArgument("minimum Y tile", "The Y region coordinate of the first section on the file", "Integer");
+
+            // Terrain adjustments
+            Command fillRegionCommand = new Command("fill", InterfaceFillTerrain, "Fills the current heightmap with a specified value.");
+            fillRegionCommand.AddArgument("value", "The numeric value of the height you wish to set your region to.", "Double");
+
+            // Brushes
+            Command experimentalBrushesCommand = new Command("newbrushes", InterfaceEnableExperimentalBrushes, "Enables experimental brushes which replace the standard terrain brushes. WARNING: This is a debug setting and may be removed at any time.");
+            experimentalBrushesCommand.AddArgument("Enabled?", "true / false - Enable new brushes", "Boolean");
+
+            m_commander.RegisterCommand("load", loadFromFileCommand);
+            m_commander.RegisterCommand("load-tile", loadFromTileCommand);
+            m_commander.RegisterCommand("save", saveToFileCommand);
+            m_commander.RegisterCommand("fill", fillRegionCommand);
+            m_commander.RegisterCommand("newbrushes", experimentalBrushesCommand);
+
+            // Add this to our scene so scripts can call these functions
+            //TMPm_scene.RegisterModuleCommander("Terrain", m_commander);
+        }
 
-                switch (command)
-                {
-                    case "load":
-                        LoadFromFile(param);
-                        SendUpdatedLayerData();
-                        break;
-                    case "save":
-                        SaveToFile(param);
-                        break;
-                    case "fill":
-                        for (x = 0; x < m_channel.Width; x++)
-                            for (y = 0; y < m_channel.Height; y++)
-                                m_channel[x, y] = Double.Parse(param);
-                        SendUpdatedLayerData();
-                        break;
-                    case "newbrushes":
-                        if (Boolean.Parse(param))
-                        {
-                            m_painteffects[StandardTerrainEffects.Revert] = new PaintBrushes.WeatherSphere();
-                            m_painteffects[StandardTerrainEffects.Flatten] = new PaintBrushes.OlsenSphere();
-                            m_painteffects[StandardTerrainEffects.Smooth] = new PaintBrushes.ErodeSphere();
-                        }
-                        else
-                        {
-                            InstallDefaultEffects();
-                        }
-                        break;
-                    default:
-                        m_log.Warn("Unknown terrain command.");
-                        break;
-                }
+        #endregion
+
+        void EventManager_OnPluginConsole(string[] args)
+        {
+            if (args[0] == "terrain")
+            {
+                string[] tmpArgs = new string[args.Length - 2];
+                int i = 0;
+                for (i = 2; i < args.Length; i++)
+                    tmpArgs[i - 2] = args[i];
+                
+                m_commander.ProcessConsoleCommand(args[1], tmpArgs);
             }
         }
 
@@ -363,6 +458,7 @@ namespace OpenSim.Region.Environment.Modules.Terrain
         public void PostInitialise()
         {
             InstallDefaultEffects();
+            InstallInterfaces();
         }
 
         public void Close()
@@ -378,5 +474,14 @@ namespace OpenSim.Region.Environment.Modules.Terrain
         {
             get { return false; }
         }
+
+        #region ICommandable Members
+
+        public ICommander CommandInterface
+        {
+            get { return m_commander; }
+        }
+
+        #endregion
     }
 }