NVIDIA(R) PhysX(R) SDK 3.4 API Reference: PxMathUtils.h Source File

NVIDIA PhysX SDK 3.4 API

PxMathUtils.h

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00029 
00030 #ifndef PXFOUNDATION_PXMATHUTILS_H
00031 #define PXFOUNDATION_PXMATHUTILS_H
00032 
00037 #include "foundation/Px.h"
00038 
00039 #if !PX_DOXYGEN
00040 namespace physx
00041 {
00042 #endif
00043 
00052 PX_FOUNDATION_API PxQuat PxShortestRotation(const PxVec3& from, const PxVec3& target);
00053 
00054 /* \brief diagonalizes a 3x3 symmetric matrix y
00055 
00056 The returned matrix satisfies M = R * D * R', where R is the rotation matrix for the output quaternion, R' its
00057 transpose, and D the diagonal matrix
00058 
00059 If the matrix is not symmetric, the result is undefined.
00060 
00061 \param[in] m the matrix to diagonalize
00062 \param[out] axes a quaternion rotation which diagonalizes the matrix
00063 \return the vector diagonal of the diagonalized matrix.
00064 */
00065 
00066 PX_FOUNDATION_API PxVec3 PxDiagonalize(const PxMat33& m, PxQuat& axes);
00067 
00068 #if !PX_DOXYGEN
00069 } // namespace physx
00070 #endif
00071 
00073 #endif


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