1 files changed, 33 insertions, 0 deletions

diff --git a/OpenSim/Region/Terrain.BasicTerrain/libTerrainBSD/Channel/Common.cs b/OpenSim/Region/Terrain.BasicTerrain/libTerrainBSD/Channel/Common.cs
index 0d6d0fc..5715c70 100644
--- a/OpenSim/Region/Terrain.BasicTerrain/libTerrainBSD/Channel/Common.cs
+++ b/OpenSim/Region/Terrain.BasicTerrain/libTerrainBSD/Channel/Common.cs
@@ -51,8 +51,31 @@ namespace libTerrain
             return x;

         }

 

+        public void SetDiff()

+        {

+            SetDiff(1);

+        }

+

+        public void SetDiff(int val)

+        {

+            for (int x = 0; x < w / 16; x++)

+            {

+                for (int y = 0; y < h / 16; y++)

+                {

+                    diff[x, y] = val;

+                }

+            }

+        }

+

+        public void SetDiff(int x, int y)

+        {

+            diff[x / 16, y / 16]++;

+        }

+

         public void Set(int x, int y, double val)

         {

+            SetDiff(x, y);

+

             if (x >= w)

                 throw new Exception("Bounds error while setting pixel (width)");

             if (y >= h)

@@ -67,6 +90,8 @@ namespace libTerrain
 

         public void SetClip(int x, int y, double val)

         {

+            SetDiff(x, y);

+

             if (x >= w)

                 throw new Exception("Bounds error while setting pixel (width)");

             if (y >= h)

@@ -129,11 +154,15 @@ namespace libTerrain
 

         public void SetWrap(int x, int y, double val)

         {

+            SetDiff(x, y);

+

             map[x % w, y % h] = val;

         }

 

         public void SetWrapClip(int x, int y, double val)

         {

+            SetDiff(x, y);

+

             if (val > 1.0)

                 val = 1.0;

             if (val < 0.0)

@@ -144,6 +173,8 @@ namespace libTerrain
 

         public void Fill(double val)

         {

+            SetDiff();

+

             int x, y;

             for (x = 0; x < w; x++)

             {

@@ -156,6 +187,8 @@ namespace libTerrain
 

         public void Fill(double min, double max, double val)

         {

+            SetDiff();

+

             int x, y;

             for (x = 0; x < w; x++)

             {