5 files changed, 152 insertions, 46 deletions

diff --git a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/HelperTypes.cs b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/HelperTypes.cs
index 34a925d..a0e3b7f 100644
--- a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/HelperTypes.cs
+++ b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/HelperTypes.cs
@@ -31,7 +31,7 @@ using System.Diagnostics;
 using System.Globalization;
 using OpenMetaverse;
 using OpenSim.Region.PhysicsModules.SharedBase;
-using OpenSim.Region.PhysicsModules.Meshing;
+using OpenSim.Region.PhysicsModule.Meshing;
 
 public class Vertex : IComparable<Vertex>
 {
diff --git a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Mesh.cs b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Mesh.cs
index bf397ee..42ba37e 100644
--- a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Mesh.cs
+++ b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Mesh.cs
@@ -33,7 +33,7 @@ using OpenSim.Region.PhysicsModules.SharedBase;
 using PrimMesher;
 using OpenMetaverse;
 
-namespace OpenSim.Region.PhysicsModules.Meshing
+namespace OpenSim.Region.PhysicsModule.Meshing
 {
     public class Mesh : IMesh
     {
@@ -46,11 +46,36 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         IntPtr m_indicesPtr = IntPtr.Zero;
         int m_indexCount = 0;
         public float[] m_normals;
+        Vector3 _centroid;
+        int _centroidDiv;
+
+        private class vertexcomp : IEqualityComparer<Vertex>
+        {
+            public bool Equals(Vertex v1, Vertex v2)
+            {
+                if (v1.X == v2.X && v1.Y == v2.Y && v1.Z == v2.Z)
+                    return true;
+                else
+                    return false;
+            }
+            public int GetHashCode(Vertex v)
+            {
+                int a = v.X.GetHashCode();
+                int b = v.Y.GetHashCode();
+                int c = v.Z.GetHashCode();
+                return (a << 16) ^ (b << 8) ^ c;
+            }
+
+        }
 
         public Mesh()
         {
-            m_vertices = new Dictionary<Vertex, int>();
+            vertexcomp vcomp = new vertexcomp();
+
+            m_vertices = new Dictionary<Vertex, int>(vcomp);
             m_triangles = new List<Triangle>();
+            _centroid = Vector3.Zero;
+            _centroidDiv = 0;
         }
 
         public Mesh Clone()
@@ -61,7 +86,8 @@ namespace OpenSim.Region.PhysicsModules.Meshing
             {
                 result.Add(new Triangle(t.v1.Clone(), t.v2.Clone(), t.v3.Clone()));
             }
-
+            result._centroid = _centroid;
+            result._centroidDiv = _centroidDiv;
             return result;
         }
 
@@ -71,15 +97,63 @@ namespace OpenSim.Region.PhysicsModules.Meshing
                 throw new NotSupportedException("Attempt to Add to a pinned Mesh");
             // If a vertex of the triangle is not yet in the vertices list,
             // add it and set its index to the current index count
+            // vertex == seems broken
+            // skip colapsed triangles
+            if ((triangle.v1.X == triangle.v2.X && triangle.v1.Y == triangle.v2.Y && triangle.v1.Z == triangle.v2.Z)
+                || (triangle.v1.X == triangle.v3.X && triangle.v1.Y == triangle.v3.Y && triangle.v1.Z == triangle.v3.Z)
+                || (triangle.v2.X == triangle.v3.X && triangle.v2.Y == triangle.v3.Y && triangle.v2.Z == triangle.v3.Z)
+                )
+            {
+                return;
+            }
+
+            if (m_vertices.Count == 0)
+            {
+                _centroidDiv = 0;
+                _centroid = Vector3.Zero;
+            }
+
             if (!m_vertices.ContainsKey(triangle.v1))
+            {
                 m_vertices[triangle.v1] = m_vertices.Count;
+                _centroid.X += triangle.v1.X;
+                _centroid.Y += triangle.v1.Y;
+                _centroid.Z += triangle.v1.Z;
+                _centroidDiv++;
+            }
             if (!m_vertices.ContainsKey(triangle.v2))
+            {
                 m_vertices[triangle.v2] = m_vertices.Count;
+                _centroid.X += triangle.v2.X;
+                _centroid.Y += triangle.v2.Y;
+                _centroid.Z += triangle.v2.Z;
+                _centroidDiv++;
+            }
             if (!m_vertices.ContainsKey(triangle.v3))
+            {
                 m_vertices[triangle.v3] = m_vertices.Count;
+                _centroid.X += triangle.v3.X;
+                _centroid.Y += triangle.v3.Y;
+                _centroid.Z += triangle.v3.Z;
+                _centroidDiv++;
+            }
             m_triangles.Add(triangle);
         }
 
+        public Vector3 GetCentroid()
+        {
+            if (_centroidDiv > 0)
+                return new Vector3(_centroid.X / _centroidDiv, _centroid.Y / _centroidDiv, _centroid.Z / _centroidDiv);
+            else
+                return Vector3.Zero;
+        }
+
+        // not functional
+        public Vector3 GetOBB()
+        {
+            return new Vector3(0.5f, 0.5f, 0.5f);
+        }
+
         public void CalcNormals()
         {
             int iTriangles = m_triangles.Count;
@@ -185,6 +259,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         public void getVertexListAsPtrToFloatArray(out IntPtr vertices, out int vertexStride, out int vertexCount)
         {
             // A vertex is 3 floats
+
             vertexStride = 3 * sizeof(float);
 
             // If there isn't an unmanaged array allocated yet, do it now
@@ -224,7 +299,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         {
             if (m_pinnedIndex.IsAllocated)
                 return (int[])(m_pinnedIndex.Target);
-        
+
             int[] result = getIndexListAsInt();
             m_pinnedIndex = GCHandle.Alloc(result, GCHandleType.Pinned);
             // Inform the garbage collector of this unmanaged allocation so it can schedule
@@ -282,7 +357,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         {
             if (m_pinnedIndex.IsAllocated || m_pinnedVertexes.IsAllocated || m_indicesPtr != IntPtr.Zero || m_verticesPtr != IntPtr.Zero)
                 throw new NotSupportedException("Attempt to Append to a pinned Mesh");
-        
+
             if (!(newMesh is Mesh))
                 return;
 
@@ -295,7 +370,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         {
             if (m_pinnedIndex.IsAllocated || m_pinnedVertexes.IsAllocated || m_indicesPtr != IntPtr.Zero || m_verticesPtr != IntPtr.Zero)
                 throw new NotSupportedException("Attempt to TransformLinear a pinned Mesh");
-        
+
             foreach (Vertex v in m_vertices.Keys)
             {
                 if (v == null)
diff --git a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Meshmerizer.cs b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Meshmerizer.cs
index 3a944d1..0d4b6b9 100644
--- a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Meshmerizer.cs
+++ b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/Meshmerizer.cs
@@ -44,7 +44,7 @@ using log4net;
 using Nini.Config;
 using Mono.Addins;
 
-namespace OpenSim.Region.PhysicsModules.Meshing
+namespace OpenSim.Region.PhysicsModule.Meshing
 {
     [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "Meshmerizer")]
     public class Meshmerizer : IMesher, INonSharedRegionModule
@@ -66,7 +66,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
 
         private bool cacheSculptMaps = true;
         private string decodedSculptMapPath = null;
-        private bool useMeshiesPhysicsMesh = false;
+        private bool useMeshiesPhysicsMesh = true;
 
         private float minSizeForComplexMesh = 0.2f; // prims with all dimensions smaller than this will have a bounding box mesh
 
@@ -99,7 +99,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
 
                     IConfig mesh_config = source.Configs["Mesh"];
 
-                    decodedSculptMapPath = "../caches/" + config.GetString("DecodedSculptMapPath", "j2kDecodeCache");
+                    decodedSculptMapPath = config.GetString("DecodedSculptMapPath", "j2kDecodeCache");
                     cacheSculptMaps = config.GetBoolean("CacheSculptMaps", cacheSculptMaps);
                     if (mesh_config != null)
                     {
@@ -247,13 +247,13 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         private void AddSubMesh(OSDMap subMeshData, Vector3 size, List<Coord> coords, List<Face> faces)
         {
     //                                    Console.WriteLine("subMeshMap for {0} - {1}", primName, Util.GetFormattedXml((OSD)subMeshMap));
-    
+
             // As per http://wiki.secondlife.com/wiki/Mesh/Mesh_Asset_Format, some Mesh Level
             // of Detail Blocks (maps) contain just a NoGeometry key to signal there is no
             // geometry for this submesh.
             if (subMeshData.ContainsKey("NoGeometry") && ((OSDBoolean)subMeshData["NoGeometry"]))
                 return;
-    
+
             OpenMetaverse.Vector3 posMax = ((OSDMap)subMeshData["PositionDomain"])["Max"].AsVector3();
             OpenMetaverse.Vector3 posMin = ((OSDMap)subMeshData["PositionDomain"])["Min"].AsVector3();
             ushort faceIndexOffset = (ushort)coords.Count;
@@ -264,15 +264,15 @@ namespace OpenSim.Region.PhysicsModules.Meshing
                 ushort uX = Utils.BytesToUInt16(posBytes, i);
                 ushort uY = Utils.BytesToUInt16(posBytes, i + 2);
                 ushort uZ = Utils.BytesToUInt16(posBytes, i + 4);
-    
+
                 Coord c = new Coord(
                 Utils.UInt16ToFloat(uX, posMin.X, posMax.X) * size.X,
                 Utils.UInt16ToFloat(uY, posMin.Y, posMax.Y) * size.Y,
                 Utils.UInt16ToFloat(uZ, posMin.Z, posMax.Z) * size.Z);
-    
+
                 coords.Add(c);
             }
-    
+
             byte[] triangleBytes = subMeshData["TriangleList"].AsBinary();
             for (int i = 0; i < triangleBytes.Length; i += 6)
             {
@@ -436,9 +436,9 @@ namespace OpenSim.Region.PhysicsModules.Meshing
                             int convexSize = convexBlock["size"].AsInteger();
 
                             byte[] convexBytes = new byte[convexSize];
-                            
+
                             System.Buffer.BlockCopy(primShape.SculptData, convexOffset, convexBytes, 0, convexSize);
-                            
+
                             try
                             {
                                 convexBlockOsd = DecompressOsd(convexBytes);
@@ -449,7 +449,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
                                 //return false;
                             }
                         }
-                        
+
                         if (convexBlockOsd != null && convexBlockOsd is OSDMap)
                         {
                             convexBlock = convexBlockOsd as OSDMap;
@@ -762,7 +762,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
         {
             PrimMesh primMesh;
             coords = new List<Coord>();
-            faces = new List<Face>();            
+            faces = new List<Face>();
 
             float pathShearX = primShape.PathShearX < 128 ? (float)primShape.PathShearX * 0.01f : (float)(primShape.PathShearX - 256) * 0.01f;
             float pathShearY = primShape.PathShearY < 128 ? (float)primShape.PathShearY * 0.01f : (float)(primShape.PathShearY - 256) * 0.01f;
@@ -947,11 +947,21 @@ namespace OpenSim.Region.PhysicsModules.Meshing
             return CreateMesh(primName, primShape, size, lod, false, true);
         }
 
+        public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool shouldCache, bool convex, bool forOde)
+        {
+            return CreateMesh(primName, primShape, size, lod, false);
+        }
+
         public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical)
         {
             return CreateMesh(primName, primShape, size, lod, isPhysical, true);
         }
 
+        public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool convex, bool forOde)
+        {
+            return CreateMesh(primName, primShape, size, lod, isPhysical, true);
+        }
+
         public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool shouldCache)
         {
 #if SPAM
@@ -984,7 +994,7 @@ namespace OpenSim.Region.PhysicsModules.Meshing
                 if ((!isPhysical) && size.X < minSizeForComplexMesh && size.Y < minSizeForComplexMesh && size.Z < minSizeForComplexMesh)
                 {
 #if SPAM
-                m_log.Debug("Meshmerizer: prim " + primName + " has a size of " + size.ToString() + " which is below threshold of " + 
+                m_log.Debug("Meshmerizer: prim " + primName + " has a size of " + size.ToString() + " which is below threshold of " +
                             minSizeForComplexMesh.ToString() + " - creating simple bounding box");
 #endif
                     mesh = CreateBoundingBoxMesh(mesh);
@@ -1005,6 +1015,13 @@ namespace OpenSim.Region.PhysicsModules.Meshing
 
             return mesh;
         }
+        public IMesh GetMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool convex)
+        {
+            return null;
+        }
 
+        public void ReleaseMesh(IMesh imesh) { }
+        public void ExpireReleaseMeshs() { }
+        public void ExpireFileCache() { }
     }
 }
diff --git a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/PrimMesher.cs b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/PrimMesher.cs
index 4049ee1..fd2b1ea 100644
--- a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/PrimMesher.cs
+++ b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/PrimMesher.cs
@@ -445,7 +445,7 @@ namespace PrimMesher
             new Angle(1.0f, 1.0f, 0.0f)
         };
 
-        private static Coord[] normals4 = 
+        private static Coord[] normals4 =
         {
             new Coord(0.5f, 0.5f, 0.0f).Normalize(),
             new Coord(-0.5f, 0.5f, 0.0f).Normalize(),
@@ -2066,7 +2066,7 @@ namespace PrimMesher
         /// DEPRICATED - use Extrude(PathType.Linear) instead
         /// Extrudes a profile along a straight line path. Used for prim types box, cylinder, and prism.
         /// </summary>
-        /// 
+        ///
         public void ExtrudeLinear()
         {
             this.Extrude(PathType.Linear);
@@ -2077,7 +2077,7 @@ namespace PrimMesher
         /// DEPRICATED - use Extrude(PathType.Circular) instead
         /// Extrude a profile into a circular path prim mesh. Used for prim types torus, tube, and ring.
         /// </summary>
-        /// 
+        ///
         public void ExtrudeCircular()
         {
             this.Extrude(PathType.Circular);
diff --git a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/SculptMap.cs b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/SculptMap.cs
index 740424e..01d11f4 100644
--- a/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/SculptMap.cs
+++ b/OpenSim/Region/PhysicsModules/Meshing/Meshmerizer/SculptMap.cs
@@ -58,28 +58,24 @@ namespace PrimMesher
             if (bmW == 0 || bmH == 0)
                 throw new Exception("SculptMap: bitmap has no data");
 
-            int numLodPixels = lod * 2 * lod * 2;  // (32 * 2)^2  = 64^2 pixels for default sculpt map image
+            int numLodPixels = lod * lod;  // (32 * 2)^2  = 64^2 pixels for default sculpt map image
 
+            bool smallMap = bmW * bmH <= numLodPixels;
             bool needsScaling = false;
 
-            bool smallMap = bmW * bmH <= lod * lod;
-
             width = bmW;
             height = bmH;
-            while (width * height > numLodPixels)
+            while (width * height > numLodPixels * 4)
             {
                 width >>= 1;
                 height >>= 1;
                 needsScaling = true;
             }
 
-
-
             try
             {
                 if (needsScaling)
-                    bm = ScaleImage(bm, width, height,
-                        System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor);
+                    bm = ScaleImage(bm, width, height);
             }
 
             catch (Exception e)
@@ -87,7 +83,7 @@ namespace PrimMesher
                 throw new Exception("Exception in ScaleImage(): e: " + e.ToString());
             }
 
-            if (width * height > lod * lod)
+            if (width * height > numLodPixels)
             {
                 width >>= 1;
                 height >>= 1;
@@ -144,15 +140,17 @@ namespace PrimMesher
             int rowNdx, colNdx;
             int smNdx = 0;
 
+
             for (rowNdx = 0; rowNdx < numRows; rowNdx++)
             {
                 List<Coord> row = new List<Coord>(numCols);
                 for (colNdx = 0; colNdx < numCols; colNdx++)
                 {
+
                     if (mirror)
-                        row.Add(new Coord(-(redBytes[smNdx] * pixScale - 0.5f), (greenBytes[smNdx] * pixScale - 0.5f), blueBytes[smNdx] * pixScale - 0.5f));
+                        row.Add(new Coord(-((float)redBytes[smNdx] * pixScale - 0.5f), ((float)greenBytes[smNdx] * pixScale - 0.5f), (float)blueBytes[smNdx] * pixScale - 0.5f));
                     else
-                        row.Add(new Coord(redBytes[smNdx] * pixScale - 0.5f, greenBytes[smNdx] * pixScale - 0.5f, blueBytes[smNdx] * pixScale - 0.5f));
+                        row.Add(new Coord((float)redBytes[smNdx] * pixScale - 0.5f, (float)greenBytes[smNdx] * pixScale - 0.5f, (float)blueBytes[smNdx] * pixScale - 0.5f));
 
                     ++smNdx;
                 }
@@ -161,23 +159,39 @@ namespace PrimMesher
             return rows;
         }
 
-        private Bitmap ScaleImage(Bitmap srcImage, int destWidth, int destHeight,
-                System.Drawing.Drawing2D.InterpolationMode interpMode)
+        private Bitmap ScaleImage(Bitmap srcImage, int destWidth, int destHeight)
         {
-            Bitmap scaledImage = new Bitmap(srcImage, destWidth, destHeight);
-            scaledImage.SetResolution(96.0f, 96.0f);
 
-            Graphics grPhoto = Graphics.FromImage(scaledImage);
-            grPhoto.InterpolationMode = interpMode;
+            Bitmap scaledImage = new Bitmap(destWidth, destHeight, PixelFormat.Format24bppRgb);
 
-            grPhoto.DrawImage(srcImage,
-                new Rectangle(0, 0, destWidth, destHeight),
-                new Rectangle(0, 0, srcImage.Width, srcImage.Height),
-                GraphicsUnit.Pixel);
+            Color c;
+            float xscale = srcImage.Width / destWidth;
+            float yscale = srcImage.Height / destHeight;
 
-            grPhoto.Dispose();
+            float sy = 0.5f;
+            for (int y = 0; y < destHeight; y++)
+            {
+                float sx = 0.5f;
+                for (int x = 0; x < destWidth; x++)
+                {
+                    try
+                    {
+                        c = srcImage.GetPixel((int)(sx), (int)(sy));
+                        scaledImage.SetPixel(x, y, Color.FromArgb(c.R, c.G, c.B));
+                    }
+                    catch (IndexOutOfRangeException)
+                    {
+                    }
+
+                    sx += xscale;
+                }
+                sy += yscale;
+            }
+            srcImage.Dispose();
             return scaledImage;
         }
+
+    }
+
     }
-}
 #endif