class dMatrix
{
	public:
	dMatrix ();
	dMatrix (const dVector &front, const dVector &up, const dVector &right, const dVector &posit);
	dMatrix (const dQuaternion &rotation, const dVector &position);

	dVector& operator[] (int i);
	const dVector& operator[] (int i) const;

	dMatrix Inverse () const;
	dMatrix Transpose () const;
	dMatrix Transpose4X4 () const;
	dVector RotateVector (const dVector &v) const;
	dVector UnrotateVector (const dVector &v) const;
	dVector TransformVector (const dVector &v) const;
	dVector UntransformVector (const dVector &v) const;

	void TransformTriplex (void* const dst, int dstStrideInBytes,
						   void* const src, int srcStrideInBytes, int count) const;

	dMatrix operator* (const dMatrix &B) const;


	dVector m_front;
	dVector m_up;
	dVector m_right;
	dVector m_posit;
};