From ad012d4b46413bcd550f6bc5d300db3ae3cb7a2e Mon Sep 17 00:00:00 2001
From: Dahlia Trimble <dahliatrimble@gmail.com>
Date: Thu, 26 Mar 2009 18:12:10 +0000
Subject: [PATCH] add x-axis mirror capability to sculpted prim mesh -
 addresses Mantis #3342

---
 OpenSim/Region/Physics/Meshing/Meshmerizer.cs |  7 +++++--
 OpenSim/Region/Physics/Meshing/SculptMesh.cs  | 11 +++++++++++
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/OpenSim/Region/Physics/Meshing/Meshmerizer.cs b/OpenSim/Region/Physics/Meshing/Meshmerizer.cs
index 306eab441a..8c9836e48b 100644
--- a/OpenSim/Region/Physics/Meshing/Meshmerizer.cs
+++ b/OpenSim/Region/Physics/Meshing/Meshmerizer.cs
@@ -202,7 +202,6 @@ namespace OpenSim.Region.Physics.Meshing
                     return null;
                 }
 
-
                 PrimMesher.SculptMesh.SculptType sculptType;
                 switch ((OpenMetaverse.SculptType)primShape.SculptType)
                 {
@@ -220,7 +219,11 @@ namespace OpenSim.Region.Physics.Meshing
                         sculptType = PrimMesher.SculptMesh.SculptType.sphere;
                         break;
                 }
-                sculptMesh = new PrimMesher.SculptMesh((Bitmap)idata, sculptType, (int)lod, false);
+
+                bool mirror = ((primShape.SculptType & 128) != 0);
+                bool invert = ((primShape.SculptType & 64) != 0);
+
+                sculptMesh = new PrimMesher.SculptMesh((Bitmap)idata, sculptType, (int)lod, false, mirror, invert);
 
                 idata.Dispose();
 
diff --git a/OpenSim/Region/Physics/Meshing/SculptMesh.cs b/OpenSim/Region/Physics/Meshing/SculptMesh.cs
index 534dd4dbb2..0e39d73eb0 100644
--- a/OpenSim/Region/Physics/Meshing/SculptMesh.cs
+++ b/OpenSim/Region/Physics/Meshing/SculptMesh.cs
@@ -215,6 +215,16 @@ namespace PrimMesher
         }
 
         public SculptMesh(Bitmap sculptBitmap, SculptType sculptType, int lod, bool viewerMode)
+        {
+            _SculptMesh(sculptBitmap, sculptType, lod, viewerMode, false, false);
+        }
+
+        public SculptMesh(Bitmap sculptBitmap, SculptType sculptType, int lod, bool viewerMode, bool mirror, bool invert)
+        {
+            _SculptMesh(sculptBitmap, sculptType, lod, viewerMode, mirror, invert);
+        }
+
+        void _SculptMesh(Bitmap sculptBitmap, SculptType sculptType, int lod, bool viewerMode, bool mirror, bool invert)
         {
             coords = new List<Coord>();
             faces = new List<Face>();
@@ -310,6 +320,7 @@ namespace PrimMesher
                     color = bitmap.GetPixel(imageX == width ? 0 : imageX, imageY == height ? height - 1 : imageY);
 
                     x = (color.R - 128) * pixScale;
+                    if (mirror) x = -x;
                     y = (color.G - 128) * pixScale;
                     z = (color.B - 128) * pixScale;