Work on mesh decimation.

include/IntegralVector3.h

@@ -20,6 +20,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 #define __IntegralVector3_H__
 
 #include <OgrePrerequisites.h>
+#include <OgreVector3.h>
 
 namespace Ogre
 {
@@ -55,7 +56,12 @@ namespace Ogre
 				return (z < rhs.z);
 			else
 				return false; //They are equal
-		}		
+		}
+
+		Vector3 toOgreVector3(void)
+		{
+			return Vector3(Real(x), Real(y), Real(z));
+		}
 
 		Type x;
 		Type y;

include/SurfaceEdge.h

@@ -39,11 +39,18 @@ namespace Ogre
 
 		SurfaceTriangleIterator triangle;
 
+		SurfaceEdgeIterator previousHalfEdge;
+
 		SurfaceEdgeIterator nextHalfEdge;
 
 		SurfaceEdgeIterator otherHalfEdge;
 
+		//FIXME - could use boost::optional for this?
+		bool hasOtherHalfEdge;
+
 		SurfaceEdge();
+
+		std::string toString(void);
 	};
 
 	bool operator == (const SurfaceEdge& lhs, const SurfaceEdge& rhs);

include/SurfacePatch.h

@@ -40,7 +40,9 @@ namespace Ogre
 
 	   void computeNormalsFromVolume(VolumeIterator volIter);
 
-	   //void decimate(void);
+	   void computeOtherHalfEdges(void);
+
+	   bool decimate(void);
 
 	   //bool verticesArePlanar(SurfaceVertexIterator iterCurrentVertex);
 

include/SurfaceTriangle.h

@@ -38,6 +38,8 @@ namespace Ogre
 		SurfaceEdgeIterator edge;
 
 		SurfaceTriangle();
+
+		//std::string toString(void);
 	};
 
 	bool operator == (const SurfaceTriangle& lhs, const SurfaceTriangle& rhs);

include/SurfaceVertex.h

@@ -48,7 +48,9 @@ namespace Ogre
 
 		SurfaceVertex(UIntVector3 positionToSet);
 
-		SurfaceVertex(UIntVector3 positionToSet, Vector3 normalToSet);		
+		SurfaceVertex(UIntVector3 positionToSet, Vector3 normalToSet);	
+
+		std::string toString(void);
 	};
 
 	bool operator==(const SurfaceVertex& lhs, const SurfaceVertex& rhs);