Dump OpenSim 0.9.0.1 into it's own branch.

2 files changed, 102 insertions, 149 deletions

diff --git a/OpenSim/Region/CoreModules/World/Warp3DMap/TerrainSplat.cs b/OpenSim/Region/CoreModules/World/Warp3DMap/TerrainSplat.cs
index 9534ad3..226b330 100644
--- a/OpenSim/Region/CoreModules/World/Warp3DMap/TerrainSplat.cs
+++ b/OpenSim/Region/CoreModules/World/Warp3DMap/TerrainSplat.cs
@@ -79,6 +79,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
         /// <remarks>Based on the algorithm described at http://opensimulator.org/wiki/Terrain_Splatting
         /// Note we create a 256x256 dimension texture even if the actual terrain is larger.
         /// </remarks>
+
         public static Bitmap Splat(ITerrainChannel terrain,
                 UUID[] textureIDs, float[] startHeights, float[] heightRanges,
                 Vector3d regionPosition, IAssetService assetService, bool textureTerrain)
@@ -129,8 +130,8 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                             asset = assetService.Get(textureIDs[i].ToString());
                             if (asset != null)
                             {
-//                                    m_log.DebugFormat(
-//                                        "[TERRAIN SPLAT]: Got cached original JPEG2000 terrain texture {0} {1}", i, asset.ID);
+                                //                                    m_log.DebugFormat(
+                                //                                        "[TERRAIN SPLAT]: Got cached original JPEG2000 terrain texture {0} {1}", i, asset.ID);
 
                                 try { detailTexture[i] = (Bitmap)CSJ2K.J2kImage.FromBytes(asset.Data); }
                                 catch (Exception ex)
@@ -140,7 +141,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                             }
 
                             if (detailTexture[i] != null)
-                            {    
+                            {
                                 // Make sure this texture is the correct size, otherwise resize
                                 if (detailTexture[i].Width != 256 || detailTexture[i].Height != 256)
                                 {
@@ -225,7 +226,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                     float pctX = (float)x / 255f;
                     float pctY = (float)y / 255f;
 
-                    // Use bilinear interpolation between the four corners of start height and 
+                    // Use bilinear interpolation between the four corners of start height and
                     // height range to select the current values at this position
                     float startHeight = ImageUtils.Bilinear(
                         startHeights[0],
@@ -256,7 +257,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                     float highFreq = Perlin.turbulence2(vec.X, vec.Y, 2f) * 2.25f;
                     float noise = (lowFreq + highFreq) * 2f;
 
-                    // Combine the current height, generated noise, start height, and height range parameters, then scale all of it 
+                    // Combine the current height, generated noise, start height, and height range parameters, then scale all of it
                     float layer = ((height + noise - startHeight) / heightRange) * 4f;
                     if (Single.IsNaN(layer))
                         layer = 0f;
@@ -352,7 +353,6 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             b.Dispose();
             return result;
         }
-
         public static Bitmap SplatSimple(float[] heightmap)
         {
             const float BASE_HSV_H = 93f / 360f;
diff --git a/OpenSim/Region/CoreModules/World/Warp3DMap/Warp3DImageModule.cs b/OpenSim/Region/CoreModules/World/Warp3DMap/Warp3DImageModule.cs
index 383a67f..4934ebd 100644
--- a/OpenSim/Region/CoreModules/World/Warp3DMap/Warp3DImageModule.cs
+++ b/OpenSim/Region/CoreModules/World/Warp3DMap/Warp3DImageModule.cs
@@ -35,7 +35,7 @@ using System.Reflection;
 using CSJ2K;
 using Nini.Config;
 using log4net;
-using Rednettle.Warp3D;
+using Warp3D;
 using Mono.Addins;
 
 using OpenSim.Framework;
@@ -76,10 +76,12 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
         private bool m_texturePrims = true;     // true if should texture the rendered prims
         private float m_texturePrimSize = 48f;  // size of prim before we consider texturing it
         private bool m_renderMeshes = false;    // true if to render meshes rather than just bounding boxes
-        private bool m_useAntiAliasing = false; // true if to anti-alias the rendered image
 
         private bool m_Enabled = false;
 
+//        private Bitmap lastImage = null;
+        private DateTime lastImageTime = DateTime.MinValue;
+
         #region Region Module interface
 
         public void Initialise(IConfigSource source)
@@ -94,9 +96,9 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
 
             m_Enabled = true;
 
-            m_drawPrimVolume 
+            m_drawPrimVolume
                 = Util.GetConfigVarFromSections<bool>(m_config, "DrawPrimOnMapTile", configSections, m_drawPrimVolume);
-            m_textureTerrain 
+            m_textureTerrain
                 = Util.GetConfigVarFromSections<bool>(m_config, "TextureOnMapTile", configSections, m_textureTerrain);
             m_texturePrims
                 = Util.GetConfigVarFromSections<bool>(m_config, "TexturePrims", configSections, m_texturePrims);
@@ -104,10 +106,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                 = Util.GetConfigVarFromSections<float>(m_config, "TexturePrimSize", configSections, m_texturePrimSize);
             m_renderMeshes
                 = Util.GetConfigVarFromSections<bool>(m_config, "RenderMeshes", configSections, m_renderMeshes);
-            m_useAntiAliasing
-                = Util.GetConfigVarFromSections<bool>(m_config, "UseAntiAliasing", configSections, m_useAntiAliasing);
-
-        }
+         }
 
         public void AddRegion(Scene scene)
         {
@@ -118,14 +117,9 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
 
             List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
             if (renderers.Count > 0)
-            {
-                m_primMesher = RenderingLoader.LoadRenderer(renderers[0]);
-                m_log.DebugFormat("[WARP 3D IMAGE MODULE]: Loaded prim mesher {0}", m_primMesher);
-            }
+                m_log.Info("[MAPTILE]: Loaded prim mesher " + renderers[0]);
             else
-            {
-                m_log.Debug("[WARP 3D IMAGE MODULE]: No prim mesher loaded, prim rendering will be disabled");
-            }
+                m_log.Info("[MAPTILE]: No prim mesher loaded, prim rendering will be disabled");
 
             m_scene.RegisterModuleInterface<IMapImageGenerator>(this);
         }
@@ -158,18 +152,36 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
 
         public Bitmap CreateMapTile()
         {
-            // Vector3 camPos = new Vector3(127.5f, 127.5f, 221.7025033688163f);
-            // Camera above the middle of the region
+            /* this must be on all map, not just its image
+            if ((DateTime.Now - lastImageTime).TotalSeconds < 3600)
+            {
+                return (Bitmap)lastImage.Clone();
+            }
+            */
+
+            List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
+            if (renderers.Count > 0)
+            {
+                m_primMesher = RenderingLoader.LoadRenderer(renderers[0]);
+            }
+
             Vector3 camPos = new Vector3(
-                            m_scene.RegionInfo.RegionSizeX/2 - 0.5f,
-                            m_scene.RegionInfo.RegionSizeY/2 - 0.5f,
+                            m_scene.RegionInfo.RegionSizeX / 2 - 0.5f,
+                            m_scene.RegionInfo.RegionSizeY / 2 - 0.5f,
                             221.7025033688163f);
             // Viewport viewing down onto the region
             Viewport viewport = new Viewport(camPos, -Vector3.UnitZ, 1024f, 0.1f,
                         (int)m_scene.RegionInfo.RegionSizeX, (int)m_scene.RegionInfo.RegionSizeY,
-                        (float)m_scene.RegionInfo.RegionSizeX, (float)m_scene.RegionInfo.RegionSizeY );
-            // Fill the viewport and return the image
-            return CreateMapTile(viewport, false);
+                        (float)m_scene.RegionInfo.RegionSizeX, (float)m_scene.RegionInfo.RegionSizeY);
+
+            Bitmap tile = CreateMapTile(viewport, false);
+            m_primMesher = null;
+            return tile;
+/*
+            lastImage = tile;
+            lastImageTime = DateTime.Now;
+            return (Bitmap)lastImage.Clone();
+ */
         }
 
         public Bitmap CreateViewImage(Vector3 camPos, Vector3 camDir, float fov, int width, int height, bool useTextures)
@@ -185,21 +197,14 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             int width = viewport.Width;
             int height = viewport.Height;
 
-            if (m_useAntiAliasing)
-            {
-                width *= 2;
-                height *= 2;
-            }
-
             WarpRenderer renderer = new WarpRenderer();
 
-            renderer.CreateScene(width, height);
-            renderer.Scene.autoCalcNormals = false;
+            if(!renderer.CreateScene(width, height))
+                return new Bitmap(width,height);
 
             #region Camera
 
             warp_Vector pos = ConvertVector(viewport.Position);
-            pos.z -= 0.001f; // Works around an issue with the Warp3D camera
             warp_Vector lookat = warp_Vector.add(ConvertVector(viewport.Position), ConvertVector(viewport.LookDirection));
 
             renderer.Scene.defaultCamera.setPos(pos);
@@ -207,9 +212,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
 
             if (viewport.Orthographic)
             {
-                renderer.Scene.defaultCamera.isOrthographic = true;
-                renderer.Scene.defaultCamera.orthoViewWidth = viewport.OrthoWindowWidth;
-                renderer.Scene.defaultCamera.orthoViewHeight = viewport.OrthoWindowHeight;
+                renderer.Scene.defaultCamera.setOrthographic(true,viewport.OrthoWindowWidth, viewport.OrthoWindowHeight);
             }
             else
             {
@@ -231,24 +234,8 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             renderer.Render();
             Bitmap bitmap = renderer.Scene.getImage();
 
-            if (m_useAntiAliasing)
-            {
-                using (Bitmap origBitmap = bitmap)
-                    bitmap = ImageUtils.ResizeImage(origBitmap, viewport.Width, viewport.Height);
-            }
-
-            // XXX: It shouldn't really be necesary to force a GC here as one should occur anyway pretty shortly
-            // afterwards.  It's generally regarded as a bad idea to manually GC.  If Warp3D is using lots of memory
-            // then this may be some issue with the Warp3D code itself, though it's also quite possible that generating
-            // this map tile simply takes a lot of memory.
-            foreach (var o in renderer.Scene.objectData.Values)
-            {
-                warp_Object obj = (warp_Object)o;
-                obj.vertexData = null;
-                obj.triangleData = null;
-            }
-
-            renderer.Scene.removeAllObjects();
+            renderer.Scene.destroy();
+            renderer.Reset();
             renderer = null;
             viewport = null;
 
@@ -285,12 +272,12 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             float waterHeight = (float)m_scene.RegionInfo.RegionSettings.WaterHeight;
 
             renderer.AddPlane("Water", m_scene.RegionInfo.RegionSizeX * 0.5f);
-            renderer.Scene.sceneobject("Water").setPos(m_scene.RegionInfo.RegionSizeX/2 - 0.5f,
+            renderer.Scene.sceneobject("Water").setPos(m_scene.RegionInfo.RegionSizeX * 0.5f - 0.5f,
                                                        waterHeight,
-                                                       m_scene.RegionInfo.RegionSizeY/2 - 0.5f );
+                                                       m_scene.RegionInfo.RegionSizeY * 0.5f - 0.5f);
 
             warp_Material waterColorMaterial = new warp_Material(ConvertColor(WATER_COLOR));
-                        waterColorMaterial.setReflectivity(0);  // match water color with standard map module thanks lkalif
+            waterColorMaterial.setReflectivity(0);  // match water color with standard map module thanks lkalif
             waterColorMaterial.setTransparency((byte)((1f - WATER_COLOR.A) * 255f));
             renderer.Scene.addMaterial("WaterColor", waterColorMaterial);
             renderer.SetObjectMaterial("Water", "WaterColor");
@@ -303,53 +290,53 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
         {
             ITerrainChannel terrain = m_scene.Heightmap;
 
+            float regionsx = m_scene.RegionInfo.RegionSizeX;
+            float regionsy = m_scene.RegionInfo.RegionSizeY;
+
             // 'diff' is the difference in scale between the real region size and the size of terrain we're buiding
-            float diff = (float)m_scene.RegionInfo.RegionSizeX / 256f;
+            float diff = regionsx / 256f;
 
-            warp_Object obj = new warp_Object(256 * 256, 255 * 255 * 2);
+            int npointsx =(int)(regionsx / diff);
+            int npointsy =(int)(regionsy / diff);
+
+            float invsx = 1.0f / regionsx;
+            float invsy = 1.0f / (float)m_scene.RegionInfo.RegionSizeY;
 
             // Create all the vertices for the terrain
-            for (float y = 0; y < m_scene.RegionInfo.RegionSizeY; y += diff)
+            warp_Object obj = new warp_Object();
+            for (float y = 0; y < regionsy; y += diff)
             {
-                for (float x = 0; x < m_scene.RegionInfo.RegionSizeX; x += diff)
+                for (float x = 0; x < regionsx; x += diff)
                 {
-                    warp_Vector pos = ConvertVector(x, y, (float)terrain[(int)x, (int)y]);
-                    obj.addVertex(new warp_Vertex(pos,
-                        x / (float)m_scene.RegionInfo.RegionSizeX,
-                        (((float)m_scene.RegionInfo.RegionSizeY) - y) / m_scene.RegionInfo.RegionSizeY) );
+                    warp_Vector pos = ConvertVector(x , y , (float)terrain[(int)x, (int)y]);
+                    obj.addVertex(new warp_Vertex(pos, x *  invsx, 1.0f - y * invsy));
                 }
             }
 
-            // Now that we have all the vertices, make another pass and create
-            //     the normals for each of the surface triangles and
-            //     create the list of triangle indices.
-            for (float y = 0; y < m_scene.RegionInfo.RegionSizeY; y += diff)
+            // Now that we have all the vertices, make another pass and
+            // create the list of triangle indices.
+            float invdiff = 1.0f / diff;
+            int limx = npointsx - 1;
+            int limy = npointsy - 1;
+            for (float y = 0; y < regionsy; y += diff)
             {
-                for (float x = 0; x < m_scene.RegionInfo.RegionSizeX; x += diff)
+                for (float x = 0; x < regionsx; x += diff)
                 {
-                    float newX = x / diff;
-                    float newY = y / diff;
-                    if (newX < 255 && newY < 255)
+                    float newX = x * invdiff;
+                    float newY = y * invdiff;
+                    if (newX < limx && newY < limy)
                     {
-                        int v = (int)newY * 256 + (int)newX;
-
-                        // Normal for a triangle made up of three adjacent vertices
-                        Vector3 v1 = new Vector3(newX, newY, (float)terrain[(int)x, (int)y]);
-                        Vector3 v2 = new Vector3(newX + 1, newY, (float)terrain[(int)(x + 1), (int)y]);
-                        Vector3 v3 = new Vector3(newX, newY + 1, (float)terrain[(int)x, ((int)(y + 1))]);
-                        warp_Vector norm = ConvertVector(SurfaceNormal(v1, v2, v3));
-                        norm = norm.reverse();
-                        obj.vertex(v).n = norm;
+                        int v = (int)newY * npointsx + (int)newX;
 
                         // Make two triangles for each of the squares in the grid of vertices
                         obj.addTriangle(
                             v,
                             v + 1,
-                            v + 256);
+                            v + npointsx);
 
                         obj.addTriangle(
-                            v + 256 + 1,
-                            v + 256,
+                            v + npointsx + 1,
+                            v + npointsx,
                             v + 1);
                     }
                 }
@@ -382,18 +369,15 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             Util.RegionHandleToWorldLoc(m_scene.RegionInfo.RegionHandle, out globalX, out globalY);
 
             warp_Texture texture;
-            using (
-                Bitmap image
-                    = TerrainSplat.Splat(terrain, textureIDs, startHeights, heightRanges,
+            using (Bitmap image = TerrainSplat.Splat(
+                        terrain, textureIDs, startHeights, heightRanges,
                         new Vector3d(globalX, globalY, 0.0), m_scene.AssetService, textureTerrain))
-            {
                 texture = new warp_Texture(image);
-            }
 
             warp_Material material = new warp_Material(texture);
             material.setReflectivity(50);
             renderer.Scene.addMaterial("TerrainColor", material);
-                        renderer.Scene.material("TerrainColor").setReflectivity(0); // reduces tile seams a bit thanks lkalif
+            renderer.Scene.material("TerrainColor").setReflectivity(0); // reduces tile seams a bit thanks lkalif
             renderer.SetObjectMaterial("Terrain", "TerrainColor");
         }
 
@@ -414,11 +398,13 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
         private void CreatePrim(WarpRenderer renderer, SceneObjectPart prim,
                 bool useTextures)
         {
-            const float MIN_SIZE = 2f;
+            const float MIN_SIZE_SQUARE = 4f;
 
             if ((PCode)prim.Shape.PCode != PCode.Prim)
                 return;
-            if (prim.Scale.LengthSquared() < MIN_SIZE * MIN_SIZE)
+            float primScaleLenSquared = prim.Scale.LengthSquared();
+
+            if (primScaleLenSquared < MIN_SIZE_SQUARE)
                 return;
 
             FacetedMesh renderMesh = null;
@@ -442,25 +428,14 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                         else // It's sculptie
                         {
                             IJ2KDecoder imgDecoder = m_scene.RequestModuleInterface<IJ2KDecoder>();
-                            if (imgDecoder != null)
+                            if(imgDecoder != null)
                             {
-                                try
+                                Image sculpt = imgDecoder.DecodeToImage(sculptAsset);
+                                if(sculpt != null)
                                 {
-                                    Image sculpt = imgDecoder.DecodeToImage(sculptAsset);
-                                    if (sculpt != null)
-                                    {
-                                        renderMesh = m_primMesher.GenerateFacetedSculptMesh(omvPrim, (Bitmap)sculpt,
-                                                                                        DetailLevel.Medium);
-                                        sculpt.Dispose();
-                                    }
-                                }
-                                catch (Exception e)
-                                {
-                                    Vector3 objectPos = prim.ParentGroup.RootPart.AbsolutePosition;
-//// TODO - print out owner of SceneObjectPart prim.
-                                    m_log.Warn(string.Format("[WARP 3D IMAGE MODULE]: Failed to decode asset {0} @ {1},{2},{3} - {4}.",
-                                        omvPrim.Sculpt.SculptTexture, objectPos.X, objectPos.Y, objectPos.Z, 
-                                        prim.ParentGroup.RootPart.Name));
+                                    renderMesh = m_primMesher.GenerateFacetedSculptMesh(omvPrim,(Bitmap)sculpt,
+                                                                                            DetailLevel.Medium);
+                                    sculpt.Dispose();
                                 }
                             }
                         }
@@ -477,20 +452,6 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             if (renderMesh == null)
                 return;
 
-            warp_Vector primPos = ConvertVector(prim.GetWorldPosition());
-            warp_Quaternion primRot = ConvertQuaternion(prim.RotationOffset);
-
-            warp_Matrix m = warp_Matrix.quaternionMatrix(primRot);
-
-            if (prim.ParentID != 0)
-            {
-                SceneObjectGroup group = m_scene.SceneGraph.GetGroupByPrim(prim.LocalId);
-                if (group != null)
-                    m.transform(warp_Matrix.quaternionMatrix(ConvertQuaternion(group.RootPart.RotationOffset)));
-            }
-
-            warp_Vector primScale = ConvertVector(prim.Scale);
-
             string primID = prim.UUID.ToString();
 
             // Create the prim faces
@@ -498,27 +459,18 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
             for (int i = 0; i < renderMesh.Faces.Count; i++)
             {
                 Face face = renderMesh.Faces[i];
-                string meshName = primID + "-Face-" + i.ToString();
+                string meshName = primID + i.ToString();
 
                 // Avoid adding duplicate meshes to the scene
                 if (renderer.Scene.objectData.ContainsKey(meshName))
-                {
                     continue;
-                }
-
-                warp_Object faceObj = new warp_Object(face.Vertices.Count, face.Indices.Count / 3);
 
+                warp_Object faceObj = new warp_Object();
                 for (int j = 0; j < face.Vertices.Count; j++)
                 {
                     Vertex v = face.Vertices[j];
-
                     warp_Vector pos = ConvertVector(v.Position);
-                    warp_Vector norm = ConvertVector(v.Normal);
-                    
-                    if (prim.Shape.SculptTexture == UUID.Zero)
-                        norm = norm.reverse();
-                    warp_Vertex vert = new warp_Vertex(pos, norm, v.TexCoord.X, v.TexCoord.Y);
-
+                    warp_Vertex vert = new warp_Vertex(pos, v.TexCoord.X, v.TexCoord.Y);
                     faceObj.addVertex(vert);
                 }
 
@@ -533,17 +485,19 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                 Primitive.TextureEntryFace teFace = prim.Shape.Textures.GetFace((uint)i);
                 Color4 faceColor = GetFaceColor(teFace);
                 string materialName = String.Empty;
-                if (m_texturePrims && prim.Scale.LengthSquared() > m_texturePrimSize*m_texturePrimSize)
+                if (m_texturePrims && primScaleLenSquared > m_texturePrimSize*m_texturePrimSize)
                     materialName = GetOrCreateMaterial(renderer, faceColor, teFace.TextureID);
                 else
                     materialName = GetOrCreateMaterial(renderer, faceColor);
 
+                warp_Vector primPos = ConvertVector(prim.GetWorldPosition());
+                warp_Quaternion primRot = ConvertQuaternion(prim.GetWorldRotation());
+                warp_Matrix m = warp_Matrix.quaternionMatrix(primRot);
                 faceObj.transform(m);
                 faceObj.setPos(primPos);
-                faceObj.scaleSelf(primScale.x, primScale.y, primScale.z);
+                faceObj.scaleSelf(prim.Scale.X, prim.Scale.Z, prim.Scale.Y);
 
                 renderer.Scene.addObject(meshName, faceObj);
-
                 renderer.SetObjectMaterial(meshName, materialName);
             }
         }
@@ -576,7 +530,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
 
                 if (!fetched)
                 {
-                    // Fetch the texture, decode and get the average color, 
+                    // Fetch the texture, decode and get the average color,
                     // then save it to a temporary metadata asset
                     AssetBase textureAsset = m_scene.AssetService.Get(face.TextureID.ToString());
                     if (textureAsset != null)
@@ -671,7 +625,6 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
         #endregion Rendering Methods
 
         #region Static Helpers
-
         // Note: axis change.
         private static warp_Vector ConvertVector(float x, float y, float z)
         {
@@ -725,10 +678,10 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                     {
                         width = bitmap.Width;
                         height = bitmap.Height;
-    
+
                         BitmapData bitmapData = bitmap.LockBits(new Rectangle(0, 0, width, height), ImageLockMode.ReadOnly, bitmap.PixelFormat);
                         pixelBytes = (bitmap.PixelFormat == PixelFormat.Format24bppRgb) ? 3 : 4;
-    
+
                         // Sum up the individual channels
                         unsafe
                         {
@@ -737,7 +690,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                                 for (int y = 0; y < height; y++)
                                 {
                                     byte* row = (byte*)bitmapData.Scan0 + (y * bitmapData.Stride);
-    
+
                                     for (int x = 0; x < width; x++)
                                     {
                                         b += row[x * pixelBytes + 0];
@@ -752,7 +705,7 @@ namespace OpenSim.Region.CoreModules.World.Warp3DMap
                                 for (int y = 0; y < height; y++)
                                 {
                                     byte* row = (byte*)bitmapData.Scan0 + (y * bitmapData.Stride);
-    
+
                                     for (int x = 0; x < width; x++)
                                     {
                                         b += row[x * pixelBytes + 0];