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#ifndef GU_TRIANGLE_VERTEX_POINTERS_H
#define GU_TRIANGLE_VERTEX_POINTERS_H

#include "geometry/PxTriangleMesh.h"
#include "GuTriangleMesh.h"

namespace physx {
	namespace Gu {

	// PT: TODO: replace with Gu::TriangleMesh::getLocalTriangle(...)
	struct TriangleVertexPointers
	{
		static void PX_FORCE_INLINE getTriangleVerts(const TriangleMesh* mesh, PxU32 triangleIndex, PxVec3& v0, PxVec3& v1, PxVec3& v2)
		{
			const PxVec3* verts = mesh->getVerticesFast();
			if(mesh->has16BitIndices())
			{
				const PxU16* tris = reinterpret_cast<const PxU16*>(mesh->getTrianglesFast());
				const PxU16* inds = tris+triangleIndex*3;
				v0 = verts[inds[0]];
				v1 = verts[inds[1]];
				v2 = verts[inds[2]];
			} 
			else 
			{ 
				const PxU32* tris = reinterpret_cast<const PxU32*>(mesh->getTrianglesFast());
				const PxU32* inds = tris+triangleIndex*3;
				v0 = verts[inds[0]];
				v1 = verts[inds[1]];
				v2 = verts[inds[2]];
			} 
		}
	};
} } // physx, Gu

#endif
