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Initiual commit: AssetImporter source moved from ZFXCE repository to its own repository. PLease do not use the ZFXCE repo any more.

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git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@1 67173fc5-114c-0410-ac8e-9d2fd5bffc1f
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kimmi
2008-05-05 12:36:31 +00:00
commit b76f999cb7
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include/aiMatrix4x4.h Normal file
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/** @file 4x4 matrix structure, including operators when compiling in C++ */
#ifndef AI_MATRIX4X4_H_INC
#define AI_MATRIX4X4_H_INC
#ifdef __cplusplus
extern "C" {
#endif
struct aiMatrix3x3;
// Set packing to 4
#if defined(_MSC_VER) || defined(__BORLANDC__) || defined (__BCPLUSPLUS__)
#pragma pack(push,4)
#define PACK_STRUCT
#elif defined( __GNUC__ )
#define PACK_STRUCT __attribute__((packed))
#else
#error Compiler not supported
#endif
// ---------------------------------------------------------------------------
/** Represents a column-major 4x4 matrix,
* use this for homogenious coordinates
*/
// ---------------------------------------------------------------------------
typedef struct aiMatrix4x4
{
#ifdef __cplusplus
aiMatrix4x4 () :
a1(1.0f), a2(0.0f), a3(0.0f), a4(0.0f),
b1(0.0f), b2(1.0f), b3(0.0f), b4(0.0f),
c1(0.0f), c2(0.0f), c3(1.0f), c4(0.0f),
d1(0.0f), d2(0.0f), d3(0.0f), d4(1.0f){}
aiMatrix4x4 ( float _a1, float _a2, float _a3, float _a4,
float _b1, float _b2, float _b3, float _b4,
float _c1, float _c2, float _c3, float _c4,
float _d1, float _d2, float _d3, float _d4) :
a1(_a1), a2(_a2), a3(_a3), a4(_a4),
b1(_b1), b2(_b2), b3(_b3), b4(_b4),
c1(_c1), c2(_c2), c3(_c3), c4(_c4),
d1(_d1), d2(_d2), d3(_d3), d4(_d4)
{}
/** Constructor from 3x3 matrix. The remaining elements are set to identity. */
explicit aiMatrix4x4( const aiMatrix3x3& m);
aiMatrix4x4& operator *= (const aiMatrix4x4& m);
aiMatrix4x4 operator* (const aiMatrix4x4& m) const;
aiMatrix4x4& Transpose();
aiMatrix4x4& Inverse();
float Determinant() const;
float* operator[](unsigned int p_iIndex);
const float* operator[](unsigned int p_iIndex) const;
#endif // __cplusplus
float a1, a2, a3, a4;
float b1, b2, b3, b4;
float c1, c2, c3, c4;
float d1, d2, d3, d4;
} PACK_STRUCT aiMatrix4x4_t;
// Reset packing
#if defined(_MSC_VER) || defined(__BORLANDC__) || defined (__BCPLUSPLUS__)
#pragma pack( pop )
#endif
#undef PACK_STRUCT
#ifdef __cplusplus
} // end extern "C"
#endif // __cplusplus
#endif // AI_MATRIX4X4_H_INC