d3dx8math.h
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上传日期:2019-04-29
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- //////////////////////////////////////////////////////////////////////////////
- //
- // Copyright (C) Microsoft Corporation. All Rights Reserved.
- //
- // File: d3dx8math.h
- // Content: D3DX math types and functions
- //
- //////////////////////////////////////////////////////////////////////////////
- #include "d3dx8.h"
- #ifndef __D3DX8MATH_H__
- #define __D3DX8MATH_H__
- #include <math.h>
- #pragma warning(disable:4201) // anonymous unions warning
- //===========================================================================
- //
- // General purpose utilities
- //
- //===========================================================================
- #define D3DX_PI ((FLOAT) 3.141592654f)
- #define D3DX_1BYPI ((FLOAT) 0.318309886f)
- #define D3DXToRadian( degree ) ((degree) * (D3DX_PI / 180.0f))
- #define D3DXToDegree( radian ) ((radian) * (180.0f / D3DX_PI))
- //===========================================================================
- //
- // Vectors
- //
- //===========================================================================
- //--------------------------
- // 2D Vector
- //--------------------------
- typedef struct D3DXVECTOR2
- {
- #ifdef __cplusplus
- public:
- D3DXVECTOR2() {};
- D3DXVECTOR2( CONST FLOAT * );
- D3DXVECTOR2( FLOAT x, FLOAT y );
- // casting
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- // assignment operators
- D3DXVECTOR2& operator += ( CONST D3DXVECTOR2& );
- D3DXVECTOR2& operator -= ( CONST D3DXVECTOR2& );
- D3DXVECTOR2& operator *= ( FLOAT );
- D3DXVECTOR2& operator /= ( FLOAT );
- // unary operators
- D3DXVECTOR2 operator + () const;
- D3DXVECTOR2 operator - () const;
- // binary operators
- D3DXVECTOR2 operator + ( CONST D3DXVECTOR2& ) const;
- D3DXVECTOR2 operator - ( CONST D3DXVECTOR2& ) const;
- D3DXVECTOR2 operator * ( FLOAT ) const;
- D3DXVECTOR2 operator / ( FLOAT ) const;
- friend D3DXVECTOR2 operator * ( FLOAT, CONST D3DXVECTOR2& );
- BOOL operator == ( CONST D3DXVECTOR2& ) const;
- BOOL operator != ( CONST D3DXVECTOR2& ) const;
- public:
- #endif //__cplusplus
- FLOAT x, y;
- } D3DXVECTOR2, *LPD3DXVECTOR2;
- //--------------------------
- // 3D Vector
- //--------------------------
- #ifdef __cplusplus
- typedef struct D3DXVECTOR3 : public D3DVECTOR
- {
- public:
- D3DXVECTOR3() {};
- D3DXVECTOR3( CONST FLOAT * );
- D3DXVECTOR3( CONST D3DVECTOR& );
- D3DXVECTOR3( FLOAT x, FLOAT y, FLOAT z );
- // casting
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- // assignment operators
- D3DXVECTOR3& operator += ( CONST D3DXVECTOR3& );
- D3DXVECTOR3& operator -= ( CONST D3DXVECTOR3& );
- D3DXVECTOR3& operator *= ( FLOAT );
- D3DXVECTOR3& operator /= ( FLOAT );
- // unary operators
- D3DXVECTOR3 operator + () const;
- D3DXVECTOR3 operator - () const;
- // binary operators
- D3DXVECTOR3 operator + ( CONST D3DXVECTOR3& ) const;
- D3DXVECTOR3 operator - ( CONST D3DXVECTOR3& ) const;
- D3DXVECTOR3 operator * ( FLOAT ) const;
- D3DXVECTOR3 operator / ( FLOAT ) const;
- friend D3DXVECTOR3 operator * ( FLOAT, CONST struct D3DXVECTOR3& );
- BOOL operator == ( CONST D3DXVECTOR3& ) const;
- BOOL operator != ( CONST D3DXVECTOR3& ) const;
- } D3DXVECTOR3, *LPD3DXVECTOR3;
- #else //!__cplusplus
- typedef struct _D3DVECTOR D3DXVECTOR3, *LPD3DXVECTOR3;
- #endif //!__cplusplus
- //--------------------------
- // 4D Vector
- //--------------------------
- typedef struct D3DXVECTOR4
- {
- #ifdef __cplusplus
- public:
- D3DXVECTOR4() {};
- D3DXVECTOR4( CONST FLOAT* );
- D3DXVECTOR4( FLOAT x, FLOAT y, FLOAT z, FLOAT w );
- // casting
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- // assignment operators
- D3DXVECTOR4& operator += ( CONST D3DXVECTOR4& );
- D3DXVECTOR4& operator -= ( CONST D3DXVECTOR4& );
- D3DXVECTOR4& operator *= ( FLOAT );
- D3DXVECTOR4& operator /= ( FLOAT );
- // unary operators
- D3DXVECTOR4 operator + () const;
- D3DXVECTOR4 operator - () const;
- // binary operators
- D3DXVECTOR4 operator + ( CONST D3DXVECTOR4& ) const;
- D3DXVECTOR4 operator - ( CONST D3DXVECTOR4& ) const;
- D3DXVECTOR4 operator * ( FLOAT ) const;
- D3DXVECTOR4 operator / ( FLOAT ) const;
- friend D3DXVECTOR4 operator * ( FLOAT, CONST D3DXVECTOR4& );
- BOOL operator == ( CONST D3DXVECTOR4& ) const;
- BOOL operator != ( CONST D3DXVECTOR4& ) const;
- public:
- #endif //__cplusplus
- FLOAT x, y, z, w;
- } D3DXVECTOR4, *LPD3DXVECTOR4;
- //===========================================================================
- //
- // Matrices
- //
- //===========================================================================
- #ifdef __cplusplus
- typedef struct D3DXMATRIX : public D3DMATRIX
- {
- public:
- D3DXMATRIX() {};
- D3DXMATRIX( CONST FLOAT * );
- D3DXMATRIX( CONST D3DMATRIX& );
- D3DXMATRIX( FLOAT _11, FLOAT _12, FLOAT _13, FLOAT _14,
- FLOAT _21, FLOAT _22, FLOAT _23, FLOAT _24,
- FLOAT _31, FLOAT _32, FLOAT _33, FLOAT _34,
- FLOAT _41, FLOAT _42, FLOAT _43, FLOAT _44 );
- // access grants
- FLOAT& operator () ( UINT Row, UINT Col );
- FLOAT operator () ( UINT Row, UINT Col ) const;
- // casting operators
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- // assignment operators
- D3DXMATRIX& operator *= ( CONST D3DXMATRIX& );
- D3DXMATRIX& operator += ( CONST D3DXMATRIX& );
- D3DXMATRIX& operator -= ( CONST D3DXMATRIX& );
- D3DXMATRIX& operator *= ( FLOAT );
- D3DXMATRIX& operator /= ( FLOAT );
- // unary operators
- D3DXMATRIX operator + () const;
- D3DXMATRIX operator - () const;
- // binary operators
- D3DXMATRIX operator * ( CONST D3DXMATRIX& ) const;
- D3DXMATRIX operator + ( CONST D3DXMATRIX& ) const;
- D3DXMATRIX operator - ( CONST D3DXMATRIX& ) const;
- D3DXMATRIX operator * ( FLOAT ) const;
- D3DXMATRIX operator / ( FLOAT ) const;
- friend D3DXMATRIX operator * ( FLOAT, CONST D3DXMATRIX& );
- BOOL operator == ( CONST D3DXMATRIX& ) const;
- BOOL operator != ( CONST D3DXMATRIX& ) const;
- } D3DXMATRIX, *LPD3DXMATRIX;
- #else //!__cplusplus
- typedef struct _D3DMATRIX D3DXMATRIX, *LPD3DXMATRIX;
- #endif //!__cplusplus
- #ifdef __cplusplus
- typedef struct _D3DXMATRIXA16 : public D3DXMATRIX
- {
- _D3DXMATRIXA16() {}
- _D3DXMATRIXA16( CONST FLOAT * f): D3DXMATRIX(f) {}
- _D3DXMATRIXA16( CONST D3DMATRIX& m): D3DXMATRIX(m) {}
- _D3DXMATRIXA16( FLOAT _11, FLOAT _12, FLOAT _13, FLOAT _14,
- FLOAT _21, FLOAT _22, FLOAT _23, FLOAT _24,
- FLOAT _31, FLOAT _32, FLOAT _33, FLOAT _34,
- FLOAT _41, FLOAT _42, FLOAT _43, FLOAT _44 ) :
- D3DXMATRIX(_11, _12, _13, _14,
- _21, _22, _23, _24,
- _31, _32, _33, _34,
- _41, _42, _43, _44) {}
- void* operator new(size_t s)
- {
- LPBYTE p = ::new BYTE[s + 16];
- if (p)
- {
- BYTE offset = (BYTE)(16 - ((ULONG_PTR)p & 15));
- p += offset;
- p[-1] = offset;
- }
- return p;
- };
- void* operator new[](size_t s)
- {
- LPBYTE p = ::new BYTE[s + 16];
- if (p)
- {
- BYTE offset = (BYTE)(16 - ((ULONG_PTR)p & 15));
- p += offset;
- p[-1] = offset;
- }
- return p;
- };
- // This is NOT a virtual operator. If you cast
- // to D3DXMATRIX, do not delete using that
- void operator delete(void* p)
- {
- if(p)
- {
- BYTE* pb = static_cast<BYTE*>(p);
- pb -= pb[-1];
- ::delete [] pb;
- }
- };
- // This is NOT a virtual operator. If you cast
- // to D3DXMATRIX, do not delete using that
- void operator delete[](void* p)
- {
- if(p)
- {
- BYTE* pb = static_cast<BYTE*>(p);
- pb -= pb[-1];
- ::delete [] pb;
- }
- };
- struct _D3DXMATRIXA16& operator=(CONST D3DXMATRIX& rhs)
- {
- memcpy(&_11, &rhs, sizeof(D3DXMATRIX));
- return *this;
- };
- } _D3DXMATRIXA16;
- #else //!__cplusplus
- typedef D3DXMATRIX _D3DXMATRIXA16;
- #endif //!__cplusplus
- #if _MSC_FULL_VER >= 12008804 // First Processor Pack
- #define _ALIGN_16 __declspec(align(16))
- #else
- #define _ALIGN_16
- #endif
- #define D3DXMATRIXA16 _ALIGN_16 _D3DXMATRIXA16
- typedef D3DXMATRIXA16 *LPD3DXMATRIXA16;
- //===========================================================================
- //
- // Quaternions
- //
- //===========================================================================
- typedef struct D3DXQUATERNION
- {
- #ifdef __cplusplus
- public:
- D3DXQUATERNION() {}
- D3DXQUATERNION( CONST FLOAT * );
- D3DXQUATERNION( FLOAT x, FLOAT y, FLOAT z, FLOAT w );
- // casting
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- // assignment operators
- D3DXQUATERNION& operator += ( CONST D3DXQUATERNION& );
- D3DXQUATERNION& operator -= ( CONST D3DXQUATERNION& );
- D3DXQUATERNION& operator *= ( CONST D3DXQUATERNION& );
- D3DXQUATERNION& operator *= ( FLOAT );
- D3DXQUATERNION& operator /= ( FLOAT );
- // unary operators
- D3DXQUATERNION operator + () const;
- D3DXQUATERNION operator - () const;
- // binary operators
- D3DXQUATERNION operator + ( CONST D3DXQUATERNION& ) const;
- D3DXQUATERNION operator - ( CONST D3DXQUATERNION& ) const;
- D3DXQUATERNION operator * ( CONST D3DXQUATERNION& ) const;
- D3DXQUATERNION operator * ( FLOAT ) const;
- D3DXQUATERNION operator / ( FLOAT ) const;
- friend D3DXQUATERNION operator * (FLOAT, CONST D3DXQUATERNION& );
- BOOL operator == ( CONST D3DXQUATERNION& ) const;
- BOOL operator != ( CONST D3DXQUATERNION& ) const;
- #endif //__cplusplus
- FLOAT x, y, z, w;
- } D3DXQUATERNION, *LPD3DXQUATERNION;
- //===========================================================================
- //
- // Planes
- //
- //===========================================================================
- typedef struct D3DXPLANE
- {
- #ifdef __cplusplus
- public:
- D3DXPLANE() {}
- D3DXPLANE( CONST FLOAT* );
- D3DXPLANE( FLOAT a, FLOAT b, FLOAT c, FLOAT d );
- // casting
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- // unary operators
- D3DXPLANE operator + () const;
- D3DXPLANE operator - () const;
- // binary operators
- BOOL operator == ( CONST D3DXPLANE& ) const;
- BOOL operator != ( CONST D3DXPLANE& ) const;
- #endif //__cplusplus
- FLOAT a, b, c, d;
- } D3DXPLANE, *LPD3DXPLANE;
- //===========================================================================
- //
- // Colors
- //
- //===========================================================================
- typedef struct D3DXCOLOR
- {
- #ifdef __cplusplus
- public:
- D3DXCOLOR() {}
- D3DXCOLOR( DWORD argb );
- D3DXCOLOR( CONST FLOAT * );
- D3DXCOLOR( CONST D3DCOLORVALUE& );
- D3DXCOLOR( FLOAT r, FLOAT g, FLOAT b, FLOAT a );
- // casting
- operator DWORD () const;
- operator FLOAT* ();
- operator CONST FLOAT* () const;
- operator D3DCOLORVALUE* ();
- operator CONST D3DCOLORVALUE* () const;
- operator D3DCOLORVALUE& ();
- operator CONST D3DCOLORVALUE& () const;
- // assignment operators
- D3DXCOLOR& operator += ( CONST D3DXCOLOR& );
- D3DXCOLOR& operator -= ( CONST D3DXCOLOR& );
- D3DXCOLOR& operator *= ( FLOAT );
- D3DXCOLOR& operator /= ( FLOAT );
- // unary operators
- D3DXCOLOR operator + () const;
- D3DXCOLOR operator - () const;
- // binary operators
- D3DXCOLOR operator + ( CONST D3DXCOLOR& ) const;
- D3DXCOLOR operator - ( CONST D3DXCOLOR& ) const;
- D3DXCOLOR operator * ( FLOAT ) const;
- D3DXCOLOR operator / ( FLOAT ) const;
- friend D3DXCOLOR operator * (FLOAT, CONST D3DXCOLOR& );
- BOOL operator == ( CONST D3DXCOLOR& ) const;
- BOOL operator != ( CONST D3DXCOLOR& ) const;
- #endif //__cplusplus
- FLOAT r, g, b, a;
- } D3DXCOLOR, *LPD3DXCOLOR;
- //===========================================================================
- //
- // D3DX math functions:
- //
- // NOTE:
- // * All these functions can take the same object as in and out parameters.
- //
- // * Out parameters are typically also returned as return values, so that
- // the output of one function may be used as a parameter to another.
- //
- //===========================================================================
- //--------------------------
- // 2D Vector
- //--------------------------
- // inline
- FLOAT D3DXVec2Length
- ( CONST D3DXVECTOR2 *pV );
- FLOAT D3DXVec2LengthSq
- ( CONST D3DXVECTOR2 *pV );
- FLOAT D3DXVec2Dot
- ( CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2 );
- // Z component of ((x1,y1,0) cross (x2,y2,0))
- FLOAT D3DXVec2CCW
- ( CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2 );
- D3DXVECTOR2* D3DXVec2Add
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2 );
- D3DXVECTOR2* D3DXVec2Subtract
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2 );
- // Minimize each component. x = min(x1, x2), y = min(y1, y2)
- D3DXVECTOR2* D3DXVec2Minimize
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2 );
- // Maximize each component. x = max(x1, x2), y = max(y1, y2)
- D3DXVECTOR2* D3DXVec2Maximize
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2 );
- D3DXVECTOR2* D3DXVec2Scale
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV, FLOAT s );
- // Linear interpolation. V1 + s(V2-V1)
- D3DXVECTOR2* D3DXVec2Lerp
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2,
- FLOAT s );
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- D3DXVECTOR2* WINAPI D3DXVec2Normalize
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV );
- // Hermite interpolation between position V1, tangent T1 (when s == 0)
- // and position V2, tangent T2 (when s == 1).
- D3DXVECTOR2* WINAPI D3DXVec2Hermite
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pT1,
- CONST D3DXVECTOR2 *pV2, CONST D3DXVECTOR2 *pT2, FLOAT s );
- // CatmullRom interpolation between V1 (when s == 0) and V2 (when s == 1)
- D3DXVECTOR2* WINAPI D3DXVec2CatmullRom
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV0, CONST D3DXVECTOR2 *pV1,
- CONST D3DXVECTOR2 *pV2, CONST D3DXVECTOR2 *pV3, FLOAT s );
- // Barycentric coordinates. V1 + f(V2-V1) + g(V3-V1)
- D3DXVECTOR2* WINAPI D3DXVec2BaryCentric
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV1, CONST D3DXVECTOR2 *pV2,
- CONST D3DXVECTOR2 *pV3, FLOAT f, FLOAT g);
- // Transform (x, y, 0, 1) by matrix.
- D3DXVECTOR4* WINAPI D3DXVec2Transform
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR2 *pV, CONST D3DXMATRIX *pM );
- // Transform (x, y, 0, 1) by matrix, project result back into w=1.
- D3DXVECTOR2* WINAPI D3DXVec2TransformCoord
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV, CONST D3DXMATRIX *pM );
- // Transform (x, y, 0, 0) by matrix.
- D3DXVECTOR2* WINAPI D3DXVec2TransformNormal
- ( D3DXVECTOR2 *pOut, CONST D3DXVECTOR2 *pV, CONST D3DXMATRIX *pM );
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // 3D Vector
- //--------------------------
- // inline
- FLOAT D3DXVec3Length
- ( CONST D3DXVECTOR3 *pV );
- FLOAT D3DXVec3LengthSq
- ( CONST D3DXVECTOR3 *pV );
- FLOAT D3DXVec3Dot
- ( CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2 );
- D3DXVECTOR3* D3DXVec3Cross
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2 );
- D3DXVECTOR3* D3DXVec3Add
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2 );
- D3DXVECTOR3* D3DXVec3Subtract
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2 );
- // Minimize each component. x = min(x1, x2), y = min(y1, y2), ...
- D3DXVECTOR3* D3DXVec3Minimize
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2 );
- // Maximize each component. x = max(x1, x2), y = max(y1, y2), ...
- D3DXVECTOR3* D3DXVec3Maximize
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2 );
- D3DXVECTOR3* D3DXVec3Scale
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV, FLOAT s);
- // Linear interpolation. V1 + s(V2-V1)
- D3DXVECTOR3* D3DXVec3Lerp
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2,
- FLOAT s );
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- D3DXVECTOR3* WINAPI D3DXVec3Normalize
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV );
- // Hermite interpolation between position V1, tangent T1 (when s == 0)
- // and position V2, tangent T2 (when s == 1).
- D3DXVECTOR3* WINAPI D3DXVec3Hermite
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pT1,
- CONST D3DXVECTOR3 *pV2, CONST D3DXVECTOR3 *pT2, FLOAT s );
- // CatmullRom interpolation between V1 (when s == 0) and V2 (when s == 1)
- D3DXVECTOR3* WINAPI D3DXVec3CatmullRom
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV0, CONST D3DXVECTOR3 *pV1,
- CONST D3DXVECTOR3 *pV2, CONST D3DXVECTOR3 *pV3, FLOAT s );
- // Barycentric coordinates. V1 + f(V2-V1) + g(V3-V1)
- D3DXVECTOR3* WINAPI D3DXVec3BaryCentric
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2,
- CONST D3DXVECTOR3 *pV3, FLOAT f, FLOAT g);
- // Transform (x, y, z, 1) by matrix.
- D3DXVECTOR4* WINAPI D3DXVec3Transform
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR3 *pV, CONST D3DXMATRIX *pM );
- // Transform (x, y, z, 1) by matrix, project result back into w=1.
- D3DXVECTOR3* WINAPI D3DXVec3TransformCoord
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV, CONST D3DXMATRIX *pM );
- // Transform (x, y, z, 0) by matrix. If you transforming a normal by a
- // non-affine matrix, the matrix you pass to this function should be the
- // transpose of the inverse of the matrix you would use to transform a coord.
- D3DXVECTOR3* WINAPI D3DXVec3TransformNormal
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV, CONST D3DXMATRIX *pM );
- // Project vector from object space into screen space
- D3DXVECTOR3* WINAPI D3DXVec3Project
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV, CONST D3DVIEWPORT8 *pViewport,
- CONST D3DXMATRIX *pProjection, CONST D3DXMATRIX *pView, CONST D3DXMATRIX *pWorld);
- // Project vector from screen space into object space
- D3DXVECTOR3* WINAPI D3DXVec3Unproject
- ( D3DXVECTOR3 *pOut, CONST D3DXVECTOR3 *pV, CONST D3DVIEWPORT8 *pViewport,
- CONST D3DXMATRIX *pProjection, CONST D3DXMATRIX *pView, CONST D3DXMATRIX *pWorld);
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // 4D Vector
- //--------------------------
- // inline
- FLOAT D3DXVec4Length
- ( CONST D3DXVECTOR4 *pV );
- FLOAT D3DXVec4LengthSq
- ( CONST D3DXVECTOR4 *pV );
- FLOAT D3DXVec4Dot
- ( CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2 );
- D3DXVECTOR4* D3DXVec4Add
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2);
- D3DXVECTOR4* D3DXVec4Subtract
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2);
- // Minimize each component. x = min(x1, x2), y = min(y1, y2), ...
- D3DXVECTOR4* D3DXVec4Minimize
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2);
- // Maximize each component. x = max(x1, x2), y = max(y1, y2), ...
- D3DXVECTOR4* D3DXVec4Maximize
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2);
- D3DXVECTOR4* D3DXVec4Scale
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV, FLOAT s);
- // Linear interpolation. V1 + s(V2-V1)
- D3DXVECTOR4* D3DXVec4Lerp
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2,
- FLOAT s );
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- // Cross-product in 4 dimensions.
- D3DXVECTOR4* WINAPI D3DXVec4Cross
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2,
- CONST D3DXVECTOR4 *pV3);
- D3DXVECTOR4* WINAPI D3DXVec4Normalize
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV );
- // Hermite interpolation between position V1, tangent T1 (when s == 0)
- // and position V2, tangent T2 (when s == 1).
- D3DXVECTOR4* WINAPI D3DXVec4Hermite
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pT1,
- CONST D3DXVECTOR4 *pV2, CONST D3DXVECTOR4 *pT2, FLOAT s );
- // CatmullRom interpolation between V1 (when s == 0) and V2 (when s == 1)
- D3DXVECTOR4* WINAPI D3DXVec4CatmullRom
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV0, CONST D3DXVECTOR4 *pV1,
- CONST D3DXVECTOR4 *pV2, CONST D3DXVECTOR4 *pV3, FLOAT s );
- // Barycentric coordinates. V1 + f(V2-V1) + g(V3-V1)
- D3DXVECTOR4* WINAPI D3DXVec4BaryCentric
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV1, CONST D3DXVECTOR4 *pV2,
- CONST D3DXVECTOR4 *pV3, FLOAT f, FLOAT g);
- // Transform vector by matrix.
- D3DXVECTOR4* WINAPI D3DXVec4Transform
- ( D3DXVECTOR4 *pOut, CONST D3DXVECTOR4 *pV, CONST D3DXMATRIX *pM );
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // 4D Matrix
- //--------------------------
- // inline
- D3DXMATRIX* D3DXMatrixIdentity
- ( D3DXMATRIX *pOut );
- BOOL D3DXMatrixIsIdentity
- ( CONST D3DXMATRIX *pM );
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- FLOAT WINAPI D3DXMatrixfDeterminant
- ( CONST D3DXMATRIX *pM );
- D3DXMATRIX* WINAPI D3DXMatrixTranspose
- ( D3DXMATRIX *pOut, CONST D3DXMATRIX *pM );
- // Matrix multiplication. The result represents the transformation M2
- // followed by the transformation M1. (Out = M1 * M2)
- D3DXMATRIX* WINAPI D3DXMatrixMultiply
- ( D3DXMATRIX *pOut, CONST D3DXMATRIX *pM1, CONST D3DXMATRIX *pM2 );
- // Matrix multiplication, followed by a transpose. (Out = T(M1 * M2))
- D3DXMATRIX* WINAPI D3DXMatrixMultiplyTranspose
- ( D3DXMATRIX *pOut, CONST D3DXMATRIX *pM1, CONST D3DXMATRIX *pM2 );
- // Calculate inverse of matrix. Inversion my fail, in which case NULL will
- // be returned. The determinant of pM is also returned it pfDeterminant
- // is non-NULL.
- D3DXMATRIX* WINAPI D3DXMatrixInverse
- ( D3DXMATRIX *pOut, FLOAT *pDeterminant, CONST D3DXMATRIX *pM );
- // Build a matrix which scales by (sx, sy, sz)
- D3DXMATRIX* WINAPI D3DXMatrixScaling
- ( D3DXMATRIX *pOut, FLOAT sx, FLOAT sy, FLOAT sz );
- // Build a matrix which translates by (x, y, z)
- D3DXMATRIX* WINAPI D3DXMatrixTranslation
- ( D3DXMATRIX *pOut, FLOAT x, FLOAT y, FLOAT z );
- // Build a matrix which rotates around the X axis
- D3DXMATRIX* WINAPI D3DXMatrixRotationX
- ( D3DXMATRIX *pOut, FLOAT Angle );
- // Build a matrix which rotates around the Y axis
- D3DXMATRIX* WINAPI D3DXMatrixRotationY
- ( D3DXMATRIX *pOut, FLOAT Angle );
- // Build a matrix which rotates around the Z axis
- D3DXMATRIX* WINAPI D3DXMatrixRotationZ
- ( D3DXMATRIX *pOut, FLOAT Angle );
- // Build a matrix which rotates around an arbitrary axis
- D3DXMATRIX* WINAPI D3DXMatrixRotationAxis
- ( D3DXMATRIX *pOut, CONST D3DXVECTOR3 *pV, FLOAT Angle );
- // Build a matrix from a quaternion
- D3DXMATRIX* WINAPI D3DXMatrixRotationQuaternion
- ( D3DXMATRIX *pOut, CONST D3DXQUATERNION *pQ);
- // Yaw around the Y axis, a pitch around the X axis,
- // and a roll around the Z axis.
- D3DXMATRIX* WINAPI D3DXMatrixRotationYawPitchRoll
- ( D3DXMATRIX *pOut, FLOAT Yaw, FLOAT Pitch, FLOAT Roll );
- // Build transformation matrix. NULL arguments are treated as identity.
- // Mout = Msc-1 * Msr-1 * Ms * Msr * Msc * Mrc-1 * Mr * Mrc * Mt
- D3DXMATRIX* WINAPI D3DXMatrixTransformation
- ( D3DXMATRIX *pOut, CONST D3DXVECTOR3 *pScalingCenter,
- CONST D3DXQUATERNION *pScalingRotation, CONST D3DXVECTOR3 *pScaling,
- CONST D3DXVECTOR3 *pRotationCenter, CONST D3DXQUATERNION *pRotation,
- CONST D3DXVECTOR3 *pTranslation);
- // Build affine transformation matrix. NULL arguments are treated as identity.
- // Mout = Ms * Mrc-1 * Mr * Mrc * Mt
- D3DXMATRIX* WINAPI D3DXMatrixAffineTransformation
- ( D3DXMATRIX *pOut, FLOAT Scaling, CONST D3DXVECTOR3 *pRotationCenter,
- CONST D3DXQUATERNION *pRotation, CONST D3DXVECTOR3 *pTranslation);
- // Build a lookat matrix. (right-handed)
- D3DXMATRIX* WINAPI D3DXMatrixLookAtRH
- ( D3DXMATRIX *pOut, CONST D3DXVECTOR3 *pEye, CONST D3DXVECTOR3 *pAt,
- CONST D3DXVECTOR3 *pUp );
- // Build a lookat matrix. (left-handed)
- D3DXMATRIX* WINAPI D3DXMatrixLookAtLH
- ( D3DXMATRIX *pOut, CONST D3DXVECTOR3 *pEye, CONST D3DXVECTOR3 *pAt,
- CONST D3DXVECTOR3 *pUp );
- // Build a perspective projection matrix. (right-handed)
- D3DXMATRIX* WINAPI D3DXMatrixPerspectiveRH
- ( D3DXMATRIX *pOut, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf );
- // Build a perspective projection matrix. (left-handed)
- D3DXMATRIX* WINAPI D3DXMatrixPerspectiveLH
- ( D3DXMATRIX *pOut, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf );
- // Build a perspective projection matrix. (right-handed)
- D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovRH
- ( D3DXMATRIX *pOut, FLOAT fovy, FLOAT Aspect, FLOAT zn, FLOAT zf );
- // Build a perspective projection matrix. (left-handed)
- D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovLH
- ( D3DXMATRIX *pOut, FLOAT fovy, FLOAT Aspect, FLOAT zn, FLOAT zf );
- // Build a perspective projection matrix. (right-handed)
- D3DXMATRIX* WINAPI D3DXMatrixPerspectiveOffCenterRH
- ( D3DXMATRIX *pOut, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn,
- FLOAT zf );
- // Build a perspective projection matrix. (left-handed)
- D3DXMATRIX* WINAPI D3DXMatrixPerspectiveOffCenterLH
- ( D3DXMATRIX *pOut, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn,
- FLOAT zf );
- // Build an ortho projection matrix. (right-handed)
- D3DXMATRIX* WINAPI D3DXMatrixOrthoRH
- ( D3DXMATRIX *pOut, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf );
- // Build an ortho projection matrix. (left-handed)
- D3DXMATRIX* WINAPI D3DXMatrixOrthoLH
- ( D3DXMATRIX *pOut, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf );
- // Build an ortho projection matrix. (right-handed)
- D3DXMATRIX* WINAPI D3DXMatrixOrthoOffCenterRH
- ( D3DXMATRIX *pOut, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn,
- FLOAT zf );
- // Build an ortho projection matrix. (left-handed)
- D3DXMATRIX* WINAPI D3DXMatrixOrthoOffCenterLH
- ( D3DXMATRIX *pOut, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn,
- FLOAT zf );
- // Build a matrix which flattens geometry into a plane, as if casting
- // a shadow from a light.
- D3DXMATRIX* WINAPI D3DXMatrixShadow
- ( D3DXMATRIX *pOut, CONST D3DXVECTOR4 *pLight,
- CONST D3DXPLANE *pPlane );
- // Build a matrix which reflects the coordinate system about a plane
- D3DXMATRIX* WINAPI D3DXMatrixReflect
- ( D3DXMATRIX *pOut, CONST D3DXPLANE *pPlane );
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // Quaternion
- //--------------------------
- // inline
- FLOAT D3DXQuaternionLength
- ( CONST D3DXQUATERNION *pQ );
- // Length squared, or "norm"
- FLOAT D3DXQuaternionLengthSq
- ( CONST D3DXQUATERNION *pQ );
- FLOAT D3DXQuaternionDot
- ( CONST D3DXQUATERNION *pQ1, CONST D3DXQUATERNION *pQ2 );
- // (0, 0, 0, 1)
- D3DXQUATERNION* D3DXQuaternionIdentity
- ( D3DXQUATERNION *pOut );
- BOOL D3DXQuaternionIsIdentity
- ( CONST D3DXQUATERNION *pQ );
- // (-x, -y, -z, w)
- D3DXQUATERNION* D3DXQuaternionConjugate
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ );
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- // Compute a quaternin's axis and angle of rotation. Expects unit quaternions.
- void WINAPI D3DXQuaternionToAxisAngle
- ( CONST D3DXQUATERNION *pQ, D3DXVECTOR3 *pAxis, FLOAT *pAngle );
- // Build a quaternion from a rotation matrix.
- D3DXQUATERNION* WINAPI D3DXQuaternionRotationMatrix
- ( D3DXQUATERNION *pOut, CONST D3DXMATRIX *pM);
- // Rotation about arbitrary axis.
- D3DXQUATERNION* WINAPI D3DXQuaternionRotationAxis
- ( D3DXQUATERNION *pOut, CONST D3DXVECTOR3 *pV, FLOAT Angle );
- // Yaw around the Y axis, a pitch around the X axis,
- // and a roll around the Z axis.
- D3DXQUATERNION* WINAPI D3DXQuaternionRotationYawPitchRoll
- ( D3DXQUATERNION *pOut, FLOAT Yaw, FLOAT Pitch, FLOAT Roll );
- // Quaternion multiplication. The result represents the rotation Q2
- // followed by the rotation Q1. (Out = Q2 * Q1)
- D3DXQUATERNION* WINAPI D3DXQuaternionMultiply
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ1,
- CONST D3DXQUATERNION *pQ2 );
- D3DXQUATERNION* WINAPI D3DXQuaternionNormalize
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ );
- // Conjugate and re-norm
- D3DXQUATERNION* WINAPI D3DXQuaternionInverse
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ );
- // Expects unit quaternions.
- // if q = (cos(theta), sin(theta) * v); ln(q) = (0, theta * v)
- D3DXQUATERNION* WINAPI D3DXQuaternionLn
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ );
- // Expects pure quaternions. (w == 0) w is ignored in calculation.
- // if q = (0, theta * v); exp(q) = (cos(theta), sin(theta) * v)
- D3DXQUATERNION* WINAPI D3DXQuaternionExp
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ );
-
- // Spherical linear interpolation between Q1 (t == 0) and Q2 (t == 1).
- // Expects unit quaternions.
- D3DXQUATERNION* WINAPI D3DXQuaternionSlerp
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ1,
- CONST D3DXQUATERNION *pQ2, FLOAT t );
- // Spherical quadrangle interpolation.
- // Slerp(Slerp(Q1, C, t), Slerp(A, B, t), 2t(1-t))
- D3DXQUATERNION* WINAPI D3DXQuaternionSquad
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ1,
- CONST D3DXQUATERNION *pA, CONST D3DXQUATERNION *pB,
- CONST D3DXQUATERNION *pC, FLOAT t );
- // Setup control points for spherical quadrangle interpolation
- // from Q1 to Q2. The control points are chosen in such a way
- // to ensure the continuity of tangents with adjacent segments.
- void WINAPI D3DXQuaternionSquadSetup
- ( D3DXQUATERNION *pAOut, D3DXQUATERNION *pBOut, D3DXQUATERNION *pCOut,
- CONST D3DXQUATERNION *pQ0, CONST D3DXQUATERNION *pQ1,
- CONST D3DXQUATERNION *pQ2, CONST D3DXQUATERNION *pQ3 );
- // Barycentric interpolation.
- // Slerp(Slerp(Q1, Q2, f+g), Slerp(Q1, Q3, f+g), g/(f+g))
- D3DXQUATERNION* WINAPI D3DXQuaternionBaryCentric
- ( D3DXQUATERNION *pOut, CONST D3DXQUATERNION *pQ1,
- CONST D3DXQUATERNION *pQ2, CONST D3DXQUATERNION *pQ3,
- FLOAT f, FLOAT g );
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // Plane
- //--------------------------
- // inline
- // ax + by + cz + dw
- FLOAT D3DXPlaneDot
- ( CONST D3DXPLANE *pP, CONST D3DXVECTOR4 *pV);
- // ax + by + cz + d
- FLOAT D3DXPlaneDotCoord
- ( CONST D3DXPLANE *pP, CONST D3DXVECTOR3 *pV);
- // ax + by + cz
- FLOAT D3DXPlaneDotNormal
- ( CONST D3DXPLANE *pP, CONST D3DXVECTOR3 *pV);
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- // Normalize plane (so that |a,b,c| == 1)
- D3DXPLANE* WINAPI D3DXPlaneNormalize
- ( D3DXPLANE *pOut, CONST D3DXPLANE *pP);
- // Find the intersection between a plane and a line. If the line is
- // parallel to the plane, NULL is returned.
- D3DXVECTOR3* WINAPI D3DXPlaneIntersectLine
- ( D3DXVECTOR3 *pOut, CONST D3DXPLANE *pP, CONST D3DXVECTOR3 *pV1,
- CONST D3DXVECTOR3 *pV2);
- // Construct a plane from a point and a normal
- D3DXPLANE* WINAPI D3DXPlaneFromPointNormal
- ( D3DXPLANE *pOut, CONST D3DXVECTOR3 *pPoint, CONST D3DXVECTOR3 *pNormal);
- // Construct a plane from 3 points
- D3DXPLANE* WINAPI D3DXPlaneFromPoints
- ( D3DXPLANE *pOut, CONST D3DXVECTOR3 *pV1, CONST D3DXVECTOR3 *pV2,
- CONST D3DXVECTOR3 *pV3);
- // Transform a plane by a matrix. The vector (a,b,c) must be normal.
- // M should be the inverse transpose of the transformation desired.
- D3DXPLANE* WINAPI D3DXPlaneTransform
- ( D3DXPLANE *pOut, CONST D3DXPLANE *pP, CONST D3DXMATRIX *pM );
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // Color
- //--------------------------
- // inline
- // (1-r, 1-g, 1-b, a)
- D3DXCOLOR* D3DXColorNegative
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC);
- D3DXCOLOR* D3DXColorAdd
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC1, CONST D3DXCOLOR *pC2);
- D3DXCOLOR* D3DXColorSubtract
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC1, CONST D3DXCOLOR *pC2);
- D3DXCOLOR* D3DXColorScale
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC, FLOAT s);
- // (r1*r2, g1*g2, b1*b2, a1*a2)
- D3DXCOLOR* D3DXColorModulate
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC1, CONST D3DXCOLOR *pC2);
- // Linear interpolation of r,g,b, and a. C1 + s(C2-C1)
- D3DXCOLOR* D3DXColorLerp
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC1, CONST D3DXCOLOR *pC2, FLOAT s);
- // non-inline
- #ifdef __cplusplus
- extern "C" {
- #endif
- // Interpolate r,g,b between desaturated color and color.
- // DesaturatedColor + s(Color - DesaturatedColor)
- D3DXCOLOR* WINAPI D3DXColorAdjustSaturation
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC, FLOAT s);
- // Interpolate r,g,b between 50% grey and color. Grey + s(Color - Grey)
- D3DXCOLOR* WINAPI D3DXColorAdjustContrast
- (D3DXCOLOR *pOut, CONST D3DXCOLOR *pC, FLOAT c);
- #ifdef __cplusplus
- }
- #endif
- //--------------------------
- // Misc
- //--------------------------
- #ifdef __cplusplus
- extern "C" {
- #endif
- // Calculate Fresnel term given the cosine of theta (likely obtained by
- // taking the dot of two normals), and the refraction index of the material.
- FLOAT WINAPI D3DXFresnelTerm
- (FLOAT CosTheta, FLOAT RefractionIndex);
- #ifdef __cplusplus
- }
- #endif
- //===========================================================================
- //
- // Matrix Stack
- //
- //===========================================================================
- typedef interface ID3DXMatrixStack ID3DXMatrixStack;
- typedef interface ID3DXMatrixStack *LPD3DXMATRIXSTACK;
- // {E3357330-CC5E-11d2-A434-00A0C90629A8}
- DEFINE_GUID( IID_ID3DXMatrixStack,
- 0xe3357330, 0xcc5e, 0x11d2, 0xa4, 0x34, 0x0, 0xa0, 0xc9, 0x6, 0x29, 0xa8);
- #undef INTERFACE
- #define INTERFACE ID3DXMatrixStack
- DECLARE_INTERFACE_(ID3DXMatrixStack, IUnknown)
- {
- //
- // IUnknown methods
- //
- STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID * ppvObj) PURE;
- STDMETHOD_(ULONG,AddRef)(THIS) PURE;
- STDMETHOD_(ULONG,Release)(THIS) PURE;
- //
- // ID3DXMatrixStack methods
- //
- // Pops the top of the stack, returns the current top
- // *after* popping the top.
- STDMETHOD(Pop)(THIS) PURE;
- // Pushes the stack by one, duplicating the current matrix.
- STDMETHOD(Push)(THIS) PURE;
- // Loads identity in the current matrix.
- STDMETHOD(LoadIdentity)(THIS) PURE;
- // Loads the given matrix into the current matrix
- STDMETHOD(LoadMatrix)(THIS_ CONST D3DXMATRIX* pM ) PURE;
- // Right-Multiplies the given matrix to the current matrix.
- // (transformation is about the current world origin)
- STDMETHOD(MultMatrix)(THIS_ CONST D3DXMATRIX* pM ) PURE;
- // Left-Multiplies the given matrix to the current matrix
- // (transformation is about the local origin of the object)
- STDMETHOD(MultMatrixLocal)(THIS_ CONST D3DXMATRIX* pM ) PURE;
- // Right multiply the current matrix with the computed rotation
- // matrix, counterclockwise about the given axis with the given angle.
- // (rotation is about the current world origin)
- STDMETHOD(RotateAxis)
- (THIS_ CONST D3DXVECTOR3* pV, FLOAT Angle) PURE;
- // Left multiply the current matrix with the computed rotation
- // matrix, counterclockwise about the given axis with the given angle.
- // (rotation is about the local origin of the object)
- STDMETHOD(RotateAxisLocal)
- (THIS_ CONST D3DXVECTOR3* pV, FLOAT Angle) PURE;
- // Right multiply the current matrix with the computed rotation
- // matrix. All angles are counterclockwise. (rotation is about the
- // current world origin)
- // The rotation is composed of a yaw around the Y axis, a pitch around
- // the X axis, and a roll around the Z axis.
- STDMETHOD(RotateYawPitchRoll)
- (THIS_ FLOAT Yaw, FLOAT Pitch, FLOAT Roll) PURE;
- // Left multiply the current matrix with the computed rotation
- // matrix. All angles are counterclockwise. (rotation is about the
- // local origin of the object)
- // The rotation is composed of a yaw around the Y axis, a pitch around
- // the X axis, and a roll around the Z axis.
- STDMETHOD(RotateYawPitchRollLocal)
- (THIS_ FLOAT Yaw, FLOAT Pitch, FLOAT Roll) PURE;
- // Right multiply the current matrix with the computed scale
- // matrix. (transformation is about the current world origin)
- STDMETHOD(Scale)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
- // Left multiply the current matrix with the computed scale
- // matrix. (transformation is about the local origin of the object)
- STDMETHOD(ScaleLocal)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
- // Right multiply the current matrix with the computed translation
- // matrix. (transformation is about the current world origin)
- STDMETHOD(Translate)(THIS_ FLOAT x, FLOAT y, FLOAT z ) PURE;
- // Left multiply the current matrix with the computed translation
- // matrix. (transformation is about the local origin of the object)
- STDMETHOD(TranslateLocal)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
- // Obtain the current matrix at the top of the stack
- STDMETHOD_(D3DXMATRIX*, GetTop)(THIS) PURE;
- };
- #ifdef __cplusplus
- extern "C" {
- #endif
- HRESULT WINAPI
- D3DXCreateMatrixStack(
- DWORD Flags,
- LPD3DXMATRIXSTACK* ppStack);
- #ifdef __cplusplus
- }
- #endif
- #include "d3dx8math.inl"
- #pragma warning(default:4201)
- #endif // __D3DX8MATH_H__