From c8eb8d66fdedebbbb82348a9a60cd47fb0955305 Mon Sep 17 00:00:00 2001 From: Adam Frisby Date: Tue, 22 Apr 2008 07:53:32 +0000 Subject: * Committing new terrain plugin effects system. Loads DLLs in /bin/Terrain/ as terrain module extensions. Committing sample plugin library. * prebuild.xml changes. --- .../Environment/Modules/Terrain/TerrainModule.cs | 83 +++++++++++++++++++--- .../DefaultEffects/Effects/ChannelDigger.cs | 80 +++++++++++++++++++++ prebuild.xml | 22 ++++++ 3 files changed, 175 insertions(+), 10 deletions(-) create mode 100644 OpenSim/Region/Modules/Terrain/Extensions/DefaultEffects/Effects/ChannelDigger.cs diff --git a/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs b/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs index f758c91..40d4771 100644 --- a/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs +++ b/OpenSim/Region/Environment/Modules/Terrain/TerrainModule.cs @@ -35,7 +35,6 @@ using Nini.Config; using OpenSim.Framework; using OpenSim.Region.Environment.Interfaces; using OpenSim.Region.Environment.Modules.ModuleFramework; -using OpenSim.Region.Environment.Modules.Terrain.Effects; using OpenSim.Region.Environment.Modules.Terrain.FileLoaders; using OpenSim.Region.Environment.Modules.Terrain.FloodBrushes; using OpenSim.Region.Environment.Modules.Terrain.PaintBrushes; @@ -80,6 +79,7 @@ namespace OpenSim.Region.Environment.Modules.Terrain new Dictionary(); private ITerrainChannel m_channel; + private Dictionary m_plugineffects; private ITerrainChannel m_revert; private Scene m_scene; private bool m_tainted = false; @@ -135,6 +135,7 @@ namespace OpenSim.Region.Environment.Modules.Terrain { InstallDefaultEffects(); InstallInterfaces(); + LoadPlugins(); } public void Close() @@ -184,7 +185,7 @@ namespace OpenSim.Region.Environment.Modules.Terrain { m_log.Error( "[TERRAIN]: Unable to load heightmap, file not found. (A directory permissions error may also cause this)"); - throw new Exception(String.Format("unable to load heightmap: file {0} not found (or permissions do not allow access", + throw new Exception(String.Format("unable to load heightmap: file {0} not found (or permissions do not allow access", filename)); } } @@ -194,7 +195,7 @@ namespace OpenSim.Region.Environment.Modules.Terrain } } m_log.Error("[TERRAIN]: Unable to load heightmap, no file loader availible for that format."); - throw new Exception(String.Format("unable to load heightmap from file {0}: no loader available for that format", + throw new Exception(String.Format("unable to load heightmap from file {0}: no loader available for that format", filename)); } @@ -222,6 +223,46 @@ namespace OpenSim.Region.Environment.Modules.Terrain } } + #region Plugin Loading Methods + + private void LoadPlugins() + { + m_plugineffects = new Dictionary(); + // Load the files in the Terrain/ dir + string[] files = Directory.GetFiles("Terrain"); + foreach (string file in files) + { + m_log.Info("Loading effects in " + file); + try + { + Assembly library = Assembly.LoadFrom(file); + foreach (Type pluginType in library.GetTypes()) + { + try + { + if (pluginType.IsAbstract || pluginType.IsNotPublic) + continue; + + if (pluginType.GetInterface("ITerrainEffect", false) != null) + { + ITerrainEffect terEffect = (ITerrainEffect) Activator.CreateInstance(library.GetType(pluginType.ToString())); + m_plugineffects.Add(pluginType.Name, terEffect); + m_log.Info("... " + pluginType.Name); + } + } + catch (AmbiguousMatchException) + { + } + } + } + catch (BadImageFormatException) + { + } + } + } + + #endregion + #endregion /// @@ -564,10 +605,31 @@ namespace OpenSim.Region.Environment.Modules.Terrain } } - private void InterfacePerformEffectTest(Object[] args) + private void InterfaceRunPluginEffect(Object[] args) { - CookieCutter cookie = new CookieCutter(); - cookie.RunEffect(m_channel); + if ((string) args[0] == "list") + { + m_log.Info("List of loaded plugins"); + foreach (KeyValuePair kvp in m_plugineffects) + { + m_log.Info(kvp.Key); + } + return; + } + if ((string) args[0] == "reload") + { + LoadPlugins(); + return; + } + if (m_plugineffects.ContainsKey((string) args[0])) + { + m_plugineffects[(string) args[0]].RunEffect(m_channel); + CheckForTerrainUpdates(); + } + else + { + m_log.Warn("No such plugin effect loaded."); + } } private void InstallInterfaces() @@ -634,9 +696,10 @@ namespace OpenSim.Region.Environment.Modules.Terrain "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"); - // Effects - Command effectsTestCommand = - new Command("test", InterfacePerformEffectTest, "Performs an effects module test"); + //Plugins + Command pluginRunCommand = + new Command("effect", InterfaceRunPluginEffect, "Runs a specified plugin effect"); + pluginRunCommand.AddArgument("name", "The plugin effect you wish to run, or 'list' to see all plugins", "String"); m_commander.RegisterCommand("load", loadFromFileCommand); m_commander.RegisterCommand("load-tile", loadFromTileCommand); @@ -648,8 +711,8 @@ namespace OpenSim.Region.Environment.Modules.Terrain m_commander.RegisterCommand("bake", bakeRegionCommand); m_commander.RegisterCommand("revert", revertRegionCommand); m_commander.RegisterCommand("newbrushes", experimentalBrushesCommand); - m_commander.RegisterCommand("test", effectsTestCommand); m_commander.RegisterCommand("stats", showDebugStatsCommand); + m_commander.RegisterCommand("effect", pluginRunCommand); // Add this to our scene so scripts can call these functions m_scene.RegisterModuleCommander("Terrain", m_commander); diff --git a/OpenSim/Region/Modules/Terrain/Extensions/DefaultEffects/Effects/ChannelDigger.cs b/OpenSim/Region/Modules/Terrain/Extensions/DefaultEffects/Effects/ChannelDigger.cs new file mode 100644 index 0000000..2f2c04e --- /dev/null +++ b/OpenSim/Region/Modules/Terrain/Extensions/DefaultEffects/Effects/ChannelDigger.cs @@ -0,0 +1,80 @@ +using System; +using OpenSim.Region.Environment.Interfaces; +using OpenSim.Region.Environment.Modules.Terrain; +using OpenSim.Region.Environment.Modules.Terrain.FloodBrushes; + +namespace OpenSim.Region.Modules.Terrain.Extensions.DefaultEffects.Effects +{ + public class ChannelDigger : ITerrainEffect + { + private readonly int num_h = 4; + private readonly int num_w = 4; + + private readonly ITerrainFloodEffect raiseFunction = new RaiseArea(); + private readonly ITerrainFloodEffect smoothFunction = new SmoothArea(); + + #region ITerrainEffect Members + + public void RunEffect(ITerrainChannel map) + { + FillMap(map, 15); + BuildTiles(map, 7); + SmoothMap(map, 3); + } + + #endregion + + private void SmoothMap(ITerrainChannel map, int rounds) + { + Boolean[,] bitmap = new bool[map.Width,map.Height]; + for (int x = 0; x < map.Width; x++) + { + for (int y = 0; y < map.Height; y++) + { + bitmap[x, y] = true; + } + } + + for (int i = 0; i < rounds; i++) + { + smoothFunction.FloodEffect(map, bitmap, 1.0); + } + } + + private void FillMap(ITerrainChannel map, double val) + { + for (int x = 0; x < map.Width; x++) + for (int y = 0; y < map.Height; y++) + map[x, y] = val; + } + + private void BuildTiles(ITerrainChannel map, double height) + { + int channelWidth = (int) Math.Floor((map.Width / num_w) * 0.8); + int channelHeight = (int) Math.Floor((map.Height / num_h) * 0.8); + int channelXOffset = (map.Width / num_w) - channelWidth; + int channelYOffset = (map.Height / num_h) - channelHeight; + + for (int x = 0; x < num_w; x++) + { + for (int y = 0; y < num_h; y++) + { + int xoff = ((channelXOffset + channelWidth) * x) + (channelXOffset / 2); + int yoff = ((channelYOffset + channelHeight) * y) + (channelYOffset / 2); + + Boolean[,] bitmap = new bool[map.Width,map.Height]; + + for (int dx = 0; dx < channelWidth; dx++) + { + for (int dy = 0; dy < channelHeight; dy++) + { + bitmap[dx + xoff, dy + yoff] = true; + } + } + + raiseFunction.FloodEffect(map, bitmap, height); + } + } + } + } +} \ No newline at end of file diff --git a/prebuild.xml b/prebuild.xml index f8fae8b..40aa2fb 100644 --- a/prebuild.xml +++ b/prebuild.xml @@ -929,6 +929,28 @@ + + + + ../../../../../../bin/Terrain/ + + + + + ../../../../../../bin/Terrain/ + + + + ../../../../../../bin/ + + + + + + + + + -- cgit v1.1