Differential D8762 Diff 28333 extern/bullet2/src/BulletCollision/CollisionShapes/btShapeHull.h

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extern/bullet2/src/BulletCollision/CollisionShapes/btShapeHull.h

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	///btShapeHull implemented by John McCutchan.			///btShapeHull implemented by John McCutchan.

	#ifndef BT_SHAPE_HULL_H			#ifndef BT_SHAPE_HULL_H
	#define BT_SHAPE_HULL_H			#define BT_SHAPE_HULL_H

	#include "LinearMath/btAlignedObjectArray.h"			#include "LinearMath/btAlignedObjectArray.h"
	#include "BulletCollision/CollisionShapes/btConvexShape.h"			#include "BulletCollision/CollisionShapes/btConvexShape.h"


	///The btShapeHull class takes a btConvexShape, builds a simplified convex hull using btConvexHull and provides triangle indices and vertices.			///The btShapeHull class takes a btConvexShape, builds a simplified convex hull using btConvexHull and provides triangle indices and vertices.
	///It can be useful for to simplify a complex convex object and for visualization of a non-polyhedral convex object.			///It can be useful for to simplify a complex convex object and for visualization of a non-polyhedral convex object.
	///It approximates the convex hull using the supporting vertex of 42 directions.			///It approximates the convex hull using the supporting vertex of 42 directions.
	ATTRIBUTE_ALIGNED16(class) btShapeHull			ATTRIBUTE_ALIGNED16(class)
				btShapeHull
	{			{
	protected:			protected:

	btAlignedObjectArray<btVector3> m_vertices;			btAlignedObjectArray<btVector3> m_vertices;
	btAlignedObjectArray<unsigned int> m_indices;			btAlignedObjectArray<unsigned int> m_indices;
	unsigned int m_numIndices;			unsigned int m_numIndices;
	const btConvexShape* m_shape;			const btConvexShape* m_shape;

	static btVector3* getUnitSpherePoints();			static btVector3* getUnitSpherePoints(int highres = 0);

	public:			public:
	BT_DECLARE_ALIGNED_ALLOCATOR();			BT_DECLARE_ALIGNED_ALLOCATOR();

	btShapeHull (const btConvexShape* shape);			btShapeHull(const btConvexShape* shape);
	~btShapeHull ();			~btShapeHull();

	bool buildHull (btScalar margin);			bool buildHull(btScalar margin, int highres = 0);

	int numTriangles () const;			int numTriangles() const;
	int numVertices () const;			int numVertices() const;
	int numIndices () const;			int numIndices() const;

	const btVector3* getVertexPointer() const			const btVector3* getVertexPointer() const
	{			{
	return &m_vertices[0];			return &m_vertices[0];
	}			}
	const unsigned int* getIndexPointer() const			const unsigned int* getIndexPointer() const
	{			{
	return &m_indices[0];			return &m_indices[0];
	}			}
	};			};

	#endif //BT_SHAPE_HULL_H			#endif //BT_SHAPE_HULL_H