#ifndef __PolyVox_IndexedSurfacePatch_H__
#define __PolyVox_IndexedSurfacePatch_H__

#include <vector>

#include "boost/cstdint.hpp"

#include "Constants.h"
#include "PolyVoxForwardDeclarations.h"
#include "SurfaceVertex.h"
#include "TypeDef.h"

namespace PolyVox
{
	class POLYVOX_API IndexedSurfacePatch
	{
	public:
	   IndexedSurfacePatch(bool allowDuplicateVertices);
	   ~IndexedSurfacePatch();	   

	   void addTriangle(const SurfaceVertex& v0,const SurfaceVertex& v1,const SurfaceVertex& v2);
	   void fillVertexAndIndexData(std::vector<SurfaceVertex>& vecVertices, std::vector<boost::uint32_t>& vecIndices);

	   const std::vector<SurfaceVertex>& getVertices(void) const;
	   std::vector<SurfaceVertex>& getVertices(void); //FIXME - non const version should be removed.
	   const std::vector<boost::uint32_t>& getIndices(void) const;
	
	private:		
		std::vector<boost::uint32_t> m_vecTriangleIndices;
		std::vector<SurfaceVertex> m_vecVertices;

		static boost::int32_t vertexIndices[POLYVOX_REGION_SIDE_LENGTH*2+1][POLYVOX_REGION_SIDE_LENGTH*2+1][POLYVOX_REGION_SIDE_LENGTH*2+1];
		static boost::int32_t vertexIndicesX[POLYVOX_REGION_SIDE_LENGTH][POLYVOX_REGION_SIDE_LENGTH][POLYVOX_REGION_SIDE_LENGTH];
		static boost::int32_t vertexIndicesY[POLYVOX_REGION_SIDE_LENGTH][POLYVOX_REGION_SIDE_LENGTH][POLYVOX_REGION_SIDE_LENGTH];
		static boost::int32_t vertexIndicesZ[POLYVOX_REGION_SIDE_LENGTH][POLYVOX_REGION_SIDE_LENGTH][POLYVOX_REGION_SIDE_LENGTH];

		static boost::int32_t noOfVerticesSubmitted;
		static boost::int32_t noOfVerticesAccepted;
		static boost::int32_t noOfTrianglesSubmitted;

		boost::int32_t getIndexFor(const Vector3DFloat& pos);
		void setIndexFor(const Vector3DFloat& pos, boost::int32_t newIndex);

	private:
		bool m_AllowDuplicateVertices;
	};	

}

#endif /* __IndexedSurfacePatch_H__ */