* Committing new terrain plugin effects system. Loads DLLs in /bin/Terrain/ as terrain module extensions. Committing sample plugin library.

* prebuild.xml changes.

1 files changed, 80 insertions, 0 deletions

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