include/d3dx9math.h

   1 /*
   2  * Copyright (C) 2007 David Adam
   3  * Copyright (C) 2007 Tony Wasserka
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <d3dx9.h>
  21
  22 #ifndef __D3DX9MATH_H__
  23 #define __D3DX9MATH_H__
  24
  25 #include <math.h>
  26
  27 #define D3DX_PI    ((FLOAT)3.141592654)
  28 #define D3DX_1BYPI ((FLOAT)0.318309886)
  29
  30 #define D3DXSH_MINORDER 2
  31 #define D3DXSH_MAXORDER 6
  32
  33 #define D3DXToRadian(degree) ((degree) * (D3DX_PI / 180.0f))
  34 #define D3DXToDegree(radian) ((radian) * (180.0f / D3DX_PI))
  35
  36 typedef struct D3DXVECTOR2
  37 {
  38 #ifdef __cplusplus
  39     D3DXVECTOR2();
  40     D3DXVECTOR2(CONST FLOAT *pf);
  41     D3DXVECTOR2(FLOAT fx, FLOAT fy);
  42
  43     operator FLOAT* ();
  44     operator CONST FLOAT* () const;
  45
  46     D3DXVECTOR2& operator += (CONST D3DXVECTOR2&);
  47     D3DXVECTOR2& operator -= (CONST D3DXVECTOR2&);
  48     D3DXVECTOR2& operator *= (FLOAT);
  49     D3DXVECTOR2& operator /= (FLOAT);
  50
  51     D3DXVECTOR2 operator + () const;
  52     D3DXVECTOR2 operator - () const;
  53
  54     D3DXVECTOR2 operator + (CONST D3DXVECTOR2&) const;
  55     D3DXVECTOR2 operator - (CONST D3DXVECTOR2&) const;
  56     D3DXVECTOR2 operator * (FLOAT) const;
  57     D3DXVECTOR2 operator / (FLOAT) const;
  58
  59     friend D3DXVECTOR2 operator * (FLOAT, CONST D3DXVECTOR2&);
  60
  61     BOOL operator == (CONST D3DXVECTOR2&) const;
  62     BOOL operator != (CONST D3DXVECTOR2&) const;
  63 #endif /* __cplusplus */
  64     FLOAT x, y;
  65 } D3DXVECTOR2, *LPD3DXVECTOR2;
  66
  67 #ifdef __cplusplus
  68 typedef struct D3DXVECTOR3 : public D3DVECTOR
  69 {
  70     D3DXVECTOR3();
  71     D3DXVECTOR3(CONST FLOAT *pf);
  72     D3DXVECTOR3(CONST D3DVECTOR& v);
  73     D3DXVECTOR3(FLOAT fx, FLOAT fy, FLOAT fz);
  74
  75     operator FLOAT* ();
  76     operator CONST FLOAT* () const;
  77
  78     D3DXVECTOR3& operator += (CONST D3DXVECTOR3&);
  79     D3DXVECTOR3& operator -= (CONST D3DXVECTOR3&);
  80     D3DXVECTOR3& operator *= (FLOAT);
  81     D3DXVECTOR3& operator /= (FLOAT);
  82
  83     D3DXVECTOR3 operator + () const;
  84     D3DXVECTOR3 operator - () const;
  85
  86     D3DXVECTOR3 operator + (CONST D3DXVECTOR3&) const;
  87     D3DXVECTOR3 operator - (CONST D3DXVECTOR3&) const;
  88     D3DXVECTOR3 operator * (FLOAT) const;
  89     D3DXVECTOR3 operator / (FLOAT) const;
  90
  91     friend D3DXVECTOR3 operator * (FLOAT, CONST struct D3DXVECTOR3&);
  92
  93     BOOL operator == (CONST D3DXVECTOR3&) const;
  94     BOOL operator != (CONST D3DXVECTOR3&) const;
  95 } D3DXVECTOR3, *LPD3DXVECTOR3;
  96 #else /* !__cplusplus */
  97 typedef struct _D3DVECTOR D3DXVECTOR3, *LPD3DXVECTOR3;
  98 #endif /* !__cplusplus */
  99
 100 typedef struct D3DXVECTOR4
 101 {
 102 #ifdef __cplusplus
 103     D3DXVECTOR4();
 104     D3DXVECTOR4(CONST FLOAT *pf);
 105     D3DXVECTOR4(FLOAT fx, FLOAT fy, FLOAT fz, FLOAT fw);
 106
 107     operator FLOAT* ();
 108     operator CONST FLOAT* () const;
 109
 110     D3DXVECTOR4& operator += (CONST D3DXVECTOR4&);
 111     D3DXVECTOR4& operator -= (CONST D3DXVECTOR4&);
 112     D3DXVECTOR4& operator *= (FLOAT);
 113     D3DXVECTOR4& operator /= (FLOAT);
 114
 115     D3DXVECTOR4 operator + () const;
 116     D3DXVECTOR4 operator - () const;
 117
 118     D3DXVECTOR4 operator + (CONST D3DXVECTOR4&) const;
 119     D3DXVECTOR4 operator - (CONST D3DXVECTOR4&) const;
 120     D3DXVECTOR4 operator * (FLOAT) const;
 121     D3DXVECTOR4 operator / (FLOAT) const;
 122
 123     friend D3DXVECTOR4 operator * (FLOAT, CONST D3DXVECTOR4&);
 124
 125     BOOL operator == (CONST D3DXVECTOR4&) const;
 126     BOOL operator != (CONST D3DXVECTOR4&) const;
 127 #endif /* __cplusplus */
 128     FLOAT x, y, z, w;
 129 } D3DXVECTOR4, *LPD3DXVECTOR4;
 130
 131 #ifdef __cplusplus
 132 typedef struct D3DXMATRIX : public D3DMATRIX
 133 {
 134     D3DXMATRIX();
 135     D3DXMATRIX(CONST FLOAT *pf);
 136     D3DXMATRIX(CONST D3DMATRIX& mat);
 137     D3DXMATRIX(FLOAT f11, FLOAT f12, FLOAT f13, FLOAT f14,
 138                FLOAT f21, FLOAT f22, FLOAT f23, FLOAT f24,
 139                FLOAT f31, FLOAT f32, FLOAT f33, FLOAT f34,
 140                FLOAT f41, FLOAT f42, FLOAT f43, FLOAT f44);
 141
 142     FLOAT& operator () (UINT row, UINT col);
 143     FLOAT operator () (UINT row, UINT col) const;
 144
 145     operator FLOAT* ();
 146     operator CONST FLOAT* () const;
 147
 148     D3DXMATRIX& operator *= (CONST D3DXMATRIX&);
 149     D3DXMATRIX& operator += (CONST D3DXMATRIX&);
 150     D3DXMATRIX& operator -= (CONST D3DXMATRIX&);
 151     D3DXMATRIX& operator *= (FLOAT);
 152     D3DXMATRIX& operator /= (FLOAT);
 153
 154     D3DXMATRIX operator + () const;
 155     D3DXMATRIX operator - () const;
 156
 157     D3DXMATRIX operator * (CONST D3DXMATRIX&) const;
 158     D3DXMATRIX operator + (CONST D3DXMATRIX&) const;
 159     D3DXMATRIX operator - (CONST D3DXMATRIX&) const;
 160     D3DXMATRIX operator * (FLOAT) const;
 161     D3DXMATRIX operator / (FLOAT) const;
 162
 163     friend D3DXMATRIX operator * (FLOAT, CONST D3DXMATRIX&);
 164
 165     BOOL operator == (CONST D3DXMATRIX&) const;
 166     BOOL operator != (CONST D3DXMATRIX&) const;
 167 } D3DXMATRIX, *LPD3DXMATRIX;
 168 #else /* !__cplusplus */
 169 typedef struct _D3DMATRIX D3DXMATRIX, *LPD3DXMATRIX;
 170 #endif /* !__cplusplus */
 171
 172 typedef struct D3DXQUATERNION
 173 {
 174 #ifdef __cplusplus
 175     D3DXQUATERNION();
 176     D3DXQUATERNION(CONST FLOAT *pf);
 177     D3DXQUATERNION(FLOAT fx, FLOAT fy, FLOAT fz, FLOAT fw);
 178
 179     operator FLOAT* ();
 180     operator CONST FLOAT* () const;
 181
 182     D3DXQUATERNION& operator += (CONST D3DXQUATERNION&);
 183     D3DXQUATERNION& operator -= (CONST D3DXQUATERNION&);
 184     D3DXQUATERNION& operator *= (CONST D3DXQUATERNION&);
 185     D3DXQUATERNION& operator *= (FLOAT);
 186     D3DXQUATERNION& operator /= (FLOAT);
 187
 188     D3DXQUATERNION  operator + () const;
 189     D3DXQUATERNION  operator - () const;
 190
 191     D3DXQUATERNION operator + (CONST D3DXQUATERNION&) const;
 192     D3DXQUATERNION operator - (CONST D3DXQUATERNION&) const;
 193     D3DXQUATERNION operator * (CONST D3DXQUATERNION&) const;
 194     D3DXQUATERNION operator * (FLOAT) const;
 195     D3DXQUATERNION operator / (FLOAT) const;
 196
 197     friend D3DXQUATERNION operator * (FLOAT, CONST D3DXQUATERNION&);
 198
 199     BOOL operator == (CONST D3DXQUATERNION&) const;
 200     BOOL operator != (CONST D3DXQUATERNION&) const;
 201 #endif /* __cplusplus */
 202     FLOAT x, y, z, w;
 203 } D3DXQUATERNION, *LPD3DXQUATERNION;
 204
 205 typedef struct D3DXPLANE
 206 {
 207 #ifdef __cplusplus
 208     D3DXPLANE();
 209     D3DXPLANE(CONST FLOAT *pf);
 210     D3DXPLANE(FLOAT fa, FLOAT fb, FLOAT fc, FLOAT fd);
 211
 212     operator FLOAT* ();
 213     operator CONST FLOAT* () const;
 214
 215     D3DXPLANE operator + () const;
 216     D3DXPLANE operator - () const;
 217
 218     BOOL operator == (CONST D3DXPLANE&) const;
 219     BOOL operator != (CONST D3DXPLANE&) const;
 220 #endif /* __cplusplus */
 221     FLOAT a, b, c, d;
 222 } D3DXPLANE, *LPD3DXPLANE;
 223
 224 typedef struct D3DXCOLOR
 225 {
 226 #ifdef __cplusplus
 227     D3DXCOLOR();
 228     D3DXCOLOR(DWORD col);
 229     D3DXCOLOR(CONST FLOAT *pf);
 230     D3DXCOLOR(CONST D3DCOLORVALUE& col);
 231     D3DXCOLOR(FLOAT fr, FLOAT fg, FLOAT fb, FLOAT fa);
 232
 233     operator DWORD () const;
 234
 235     operator FLOAT* ();
 236     operator CONST FLOAT* () const;
 237
 238     operator D3DCOLORVALUE* ();
 239     operator CONST D3DCOLORVALUE* () const;
 240
 241     operator D3DCOLORVALUE& ();
 242     operator CONST D3DCOLORVALUE& () const;
 243
 244     D3DXCOLOR& operator += (CONST D3DXCOLOR&);
 245     D3DXCOLOR& operator -= (CONST D3DXCOLOR&);
 246     D3DXCOLOR& operator *= (FLOAT);
 247     D3DXCOLOR& operator /= (FLOAT);
 248
 249     D3DXCOLOR operator + () const;
 250     D3DXCOLOR operator - () const;
 251
 252     D3DXCOLOR operator + (CONST D3DXCOLOR&) const;
 253     D3DXCOLOR operator - (CONST D3DXCOLOR&) const;
 254     D3DXCOLOR operator * (FLOAT) const;
 255     D3DXCOLOR operator / (FLOAT) const;
 256
 257     friend D3DXCOLOR operator * (FLOAT, CONST D3DXCOLOR&);
 258
 259     BOOL operator == (CONST D3DXCOLOR&) const;
 260     BOOL operator != (CONST D3DXCOLOR&) const;
 261 #endif /* __cplusplus */
 262     FLOAT r, g, b, a;
 263 } D3DXCOLOR, *LPD3DXCOLOR;
 264
 265 typedef struct D3DXFLOAT16
 266 {
 267 #ifdef __cplusplus
 268     D3DXFLOAT16();
 269     D3DXFLOAT16(FLOAT f);
 270     D3DXFLOAT16(CONST D3DXFLOAT16 &f);
 271
 272     operator FLOAT ();
 273
 274     BOOL operator == (CONST D3DXFLOAT16 &) const;
 275     BOOL operator != (CONST D3DXFLOAT16 &) const;
 276 #endif /* __cplusplus */
 277     WORD value;
 278 } D3DXFLOAT16, *LPD3DXFLOAT16;
 279
 280 #ifdef __cplusplus
 281 extern "C" {
 282 #endif
 283
 284 D3DXCOLOR* WINAPI D3DXColorAdjustContrast(D3DXCOLOR *pout, CONST D3DXCOLOR *pc, FLOAT s);
 285 D3DXCOLOR* WINAPI D3DXColorAdjustSaturation(D3DXCOLOR *pout, CONST D3DXCOLOR *pc, FLOAT s);
 286
 287 FLOAT WINAPI D3DXFresnelTerm(FLOAT costheta, FLOAT refractionindex);
 288
 289 D3DXMATRIX* WINAPI D3DXMatrixAffineTransformation(D3DXMATRIX *pout, FLOAT scaling, CONST D3DXVECTOR3 *rotationcenter, CONST D3DXQUATERNION *rotation, CONST D3DXVECTOR3 *translation);
 290 D3DXMATRIX* WINAPI D3DXMatrixAffineTransformation2D(D3DXMATRIX *pout, FLOAT scaling, CONST D3DXVECTOR2 *protationcenter, FLOAT rotation, CONST D3DXVECTOR2 *ptranslation);
 291 HRESULT WINAPI D3DXMatrixDecompose(D3DXVECTOR3 *poutscale, D3DXQUATERNION *poutrotation, D3DXVECTOR3 *pouttranslation, CONST D3DXMATRIX *pm);
 292 FLOAT WINAPI D3DXMatrixDeterminant(CONST D3DXMATRIX *pm);
 293 D3DXMATRIX* WINAPI D3DXMatrixInverse(D3DXMATRIX *pout, FLOAT *pdeterminant, CONST D3DXMATRIX *pm);
 294 D3DXMATRIX* WINAPI D3DXMatrixLookAtLH(D3DXMATRIX *pout, CONST D3DXVECTOR3 *peye, CONST D3DXVECTOR3 *pat, CONST D3DXVECTOR3 *pup);
 295 D3DXMATRIX* WINAPI D3DXMatrixLookAtRH(D3DXMATRIX *pout, CONST D3DXVECTOR3 *peye, CONST D3DXVECTOR3 *pat, CONST D3DXVECTOR3 *pup);
 296 D3DXMATRIX* WINAPI D3DXMatrixMultiply(D3DXMATRIX *pout, CONST D3DXMATRIX *pm1, CONST D3DXMATRIX *pm2);
 297 D3DXMATRIX* WINAPI D3DXMatrixMultiplyTranspose(D3DXMATRIX *pout, CONST D3DXMATRIX *pm1, CONST D3DXMATRIX *pm2);
 298 D3DXMATRIX* WINAPI D3DXMatrixOrthoLH(D3DXMATRIX *pout, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf);
 299 D3DXMATRIX* WINAPI D3DXMatrixOrthoOffCenterLH(D3DXMATRIX *pout, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn, FLOAT zf);
 300 D3DXMATRIX* WINAPI D3DXMatrixOrthoOffCenterRH(D3DXMATRIX *pout, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn, FLOAT zf);
 301 D3DXMATRIX* WINAPI D3DXMatrixOrthoRH(D3DXMATRIX *pout, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf);
 302 D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovLH(D3DXMATRIX *pout, FLOAT fovy, FLOAT aspect, FLOAT zn, FLOAT zf);
 303 D3DXMATRIX* WINAPI D3DXMatrixPerspectiveFovRH(D3DXMATRIX *pout, FLOAT fovy, FLOAT aspect, FLOAT zn, FLOAT zf);
 304 D3DXMATRIX* WINAPI D3DXMatrixPerspectiveLH(D3DXMATRIX *pout, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf);
 305 D3DXMATRIX* WINAPI D3DXMatrixPerspectiveOffCenterLH(D3DXMATRIX *pout, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn, FLOAT zf);
 306 D3DXMATRIX* WINAPI D3DXMatrixPerspectiveOffCenterRH(D3DXMATRIX *pout, FLOAT l, FLOAT r, FLOAT b, FLOAT t, FLOAT zn, FLOAT zf);
 307 D3DXMATRIX* WINAPI D3DXMatrixPerspectiveRH(D3DXMATRIX *pout, FLOAT w, FLOAT h, FLOAT zn, FLOAT zf);
 308 D3DXMATRIX* WINAPI D3DXMatrixReflect(D3DXMATRIX *pout, CONST D3DXPLANE *pplane);
 309 D3DXMATRIX* WINAPI D3DXMatrixRotationAxis(D3DXMATRIX *pout, CONST D3DXVECTOR3 *pv, FLOAT angle);
 310 D3DXMATRIX* WINAPI D3DXMatrixRotationQuaternion(D3DXMATRIX *pout, CONST D3DXQUATERNION *pq);
 311 D3DXMATRIX* WINAPI D3DXMatrixRotationX(D3DXMATRIX *pout, FLOAT angle);
 312 D3DXMATRIX* WINAPI D3DXMatrixRotationY(D3DXMATRIX *pout, FLOAT angle);
 313 D3DXMATRIX* WINAPI D3DXMatrixRotationYawPitchRoll(D3DXMATRIX *pout, FLOAT yaw, FLOAT pitch, FLOAT roll);
 314 D3DXMATRIX* WINAPI D3DXMatrixRotationZ(D3DXMATRIX *pout, FLOAT angle);
 315 D3DXMATRIX* WINAPI D3DXMatrixScaling(D3DXMATRIX *pout, FLOAT sx, FLOAT sy, FLOAT sz);
 316 D3DXMATRIX* WINAPI D3DXMatrixShadow(D3DXMATRIX *pout, CONST D3DXVECTOR4 *plight, CONST D3DXPLANE *pPlane);
 317 D3DXMATRIX* WINAPI D3DXMatrixTransformation(D3DXMATRIX *pout, CONST D3DXVECTOR3 *pscalingcenter, CONST D3DXQUATERNION *pscalingrotation, CONST D3DXVECTOR3 *pscaling, CONST D3DXVECTOR3 *protationcenter, CONST D3DXQUATERNION *protation, CONST D3DXVECTOR3 *ptranslation);
 318 D3DXMATRIX* WINAPI D3DXMatrixTransformation2D(D3DXMATRIX *pout, CONST D3DXVECTOR2 *pscalingcenter, FLOAT scalingrotation, CONST D3DXVECTOR2 *pscaling, CONST D3DXVECTOR2 *protationcenter, FLOAT rotation, CONST D3DXVECTOR2 *ptranslation);
 319 D3DXMATRIX* WINAPI D3DXMatrixTranslation(D3DXMATRIX *pout, FLOAT x, FLOAT y, FLOAT z);
 320 D3DXMATRIX* WINAPI D3DXMatrixTranspose(D3DXMATRIX *pout, CONST D3DXMATRIX *pm);
 321
 322 D3DXPLANE* WINAPI D3DXPlaneFromPointNormal(D3DXPLANE *pout, CONST D3DXVECTOR3 *pvpoint, CONST D3DXVECTOR3 *pvnormal);
 323 D3DXPLANE* WINAPI D3DXPlaneFromPoints(D3DXPLANE *pout, CONST D3DXVECTOR3 *pv1, CONST D3DXVECTOR3 *pv2, CONST D3DXVECTOR3 *pv3);
 324 D3DXVECTOR3* WINAPI D3DXPlaneIntersectLine(D3DXVECTOR3 *pout, CONST D3DXPLANE *pp, CONST D3DXVECTOR3 *pv1, CONST D3DXVECTOR3 *pv2);
 325 D3DXPLANE* WINAPI D3DXPlaneNormalize(D3DXPLANE *pout, CONST D3DXPLANE *pp);
 326 D3DXPLANE* WINAPI D3DXPlaneTransform(D3DXPLANE *pout, CONST D3DXPLANE *pplane, CONST D3DXMATRIX *pm);
 327 D3DXPLANE* WINAPI D3DXPlaneTransformArray(D3DXPLANE *pout, UINT outstride, CONST D3DXPLANE *pplane, UINT pstride, CONST D3DXMATRIX *pm, UINT n);
 328
 329 D3DXQUATERNION* WINAPI D3DXQuaternionBaryCentric(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq1, CONST D3DXQUATERNION *pq2, CONST D3DXQUATERNION *pq3, FLOAT f, FLOAT g);
 330 D3DXQUATERNION* WINAPI D3DXQuaternionExp(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq);
 331 D3DXQUATERNION* WINAPI D3DXQuaternionInverse(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq);
 332 D3DXQUATERNION* WINAPI D3DXQuaternionLn(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq);
 333 D3DXQUATERNION* WINAPI D3DXQuaternionMultiply(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq1, CONST D3DXQUATERNION *pq2);
 334 D3DXQUATERNION* WINAPI D3DXQuaternionNormalize(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq);
 335 D3DXQUATERNION* WINAPI D3DXQuaternionRotationAxis(D3DXQUATERNION *pout, CONST D3DXVECTOR3 *pv, FLOAT angle);
 336 D3DXQUATERNION* WINAPI D3DXQuaternionRotationMatrix(D3DXQUATERNION *pout, CONST D3DXMATRIX *pm);
 337 D3DXQUATERNION* WINAPI D3DXQuaternionRotationYawPitchRoll(D3DXQUATERNION *pout, FLOAT yaw, FLOAT pitch, FLOAT roll);
 338 D3DXQUATERNION* WINAPI D3DXQuaternionSlerp(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq1, CONST D3DXQUATERNION *pq2, FLOAT t);
 339 D3DXQUATERNION* WINAPI D3DXQuaternionSquad(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq1, CONST D3DXQUATERNION *pq2, CONST D3DXQUATERNION *pq3, CONST D3DXQUATERNION *pq4, FLOAT t);
 340 void WINAPI D3DXQuaternionSquadSetup(D3DXQUATERNION *paout, D3DXQUATERNION *pbout, D3DXQUATERNION *pcout, CONST D3DXQUATERNION *pq0, CONST D3DXQUATERNION *pq1, CONST D3DXQUATERNION *pq2, CONST D3DXQUATERNION *pq3);
 341 void WINAPI D3DXQuaternionToAxisAngle(CONST D3DXQUATERNION *pq, D3DXVECTOR3 *paxis, FLOAT *pangle);
 342
 343 D3DXVECTOR2* WINAPI D3DXVec2BaryCentric(D3DXVECTOR2 *pout, CONST D3DXVECTOR2 *pv1, CONST D3DXVECTOR2 *pv2, CONST D3DXVECTOR2 *pv3, FLOAT f, FLOAT g);
 344 D3DXVECTOR2* WINAPI D3DXVec2CatmullRom(D3DXVECTOR2 *pout, CONST D3DXVECTOR2 *pv0, CONST D3DXVECTOR2 *pv1, CONST D3DXVECTOR2 *pv2, CONST D3DXVECTOR2 *pv3, FLOAT s);
 345 D3DXVECTOR2* WINAPI D3DXVec2Hermite(D3DXVECTOR2 *pout, CONST D3DXVECTOR2 *pv1, CONST D3DXVECTOR2 *pt1, CONST D3DXVECTOR2 *pv2, CONST D3DXVECTOR2 *pt2, FLOAT s);
 346 D3DXVECTOR2* WINAPI D3DXVec2Normalize(D3DXVECTOR2 *pout, CONST D3DXVECTOR2 *pv);
 347 D3DXVECTOR4* WINAPI D3DXVec2Transform(D3DXVECTOR4 *pout, CONST D3DXVECTOR2 *pv, CONST D3DXMATRIX *pm);
 348 D3DXVECTOR4* WINAPI D3DXVec2TransformArray(D3DXVECTOR4 *pout, UINT outstride, CONST D3DXVECTOR2 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 349 D3DXVECTOR2* WINAPI D3DXVec2TransformCoord(D3DXVECTOR2 *pout, CONST D3DXVECTOR2 *pv, CONST D3DXMATRIX *pm);
 350 D3DXVECTOR2* WINAPI D3DXVec2TransformCoordArray(D3DXVECTOR2 *pout, UINT outstride, CONST D3DXVECTOR2 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 351 D3DXVECTOR2* WINAPI D3DXVec2TransformNormal(D3DXVECTOR2 *pout, CONST D3DXVECTOR2 *pv, CONST D3DXMATRIX *pm);
 352 D3DXVECTOR2* WINAPI D3DXVec2TransformNormalArray(D3DXVECTOR2 *pout, UINT outstride, CONST D3DXVECTOR2 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 353
 354 D3DXVECTOR3* WINAPI D3DXVec3BaryCentric(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv1, CONST D3DXVECTOR3 *pv2, CONST D3DXVECTOR3 *pv3, FLOAT f, FLOAT g);
 355 D3DXVECTOR3* WINAPI D3DXVec3CatmullRom( D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv0, CONST D3DXVECTOR3 *pv1, CONST D3DXVECTOR3 *pv2, CONST D3DXVECTOR3 *pv3, FLOAT s);
 356 D3DXVECTOR3* WINAPI D3DXVec3Hermite(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv1, CONST D3DXVECTOR3 *pt1, CONST D3DXVECTOR3 *pv2, CONST D3DXVECTOR3 *pt2, FLOAT s);
 357 D3DXVECTOR3* WINAPI D3DXVec3Normalize(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv);
 358 D3DXVECTOR3* WINAPI D3DXVec3Project(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv, CONST D3DVIEWPORT9 *pviewport, CONST D3DXMATRIX *pprojection, CONST D3DXMATRIX *pview, CONST D3DXMATRIX *pworld);
 359 D3DXVECTOR3* WINAPI D3DXVec3ProjectArray(D3DXVECTOR3 *pout, UINT outstride, CONST D3DXVECTOR3 *pv, UINT vstride, CONST D3DVIEWPORT9 *pviewport, CONST D3DXMATRIX *pprojection, CONST D3DXMATRIX *pview, CONST D3DXMATRIX *pworld, UINT n);
 360 D3DXVECTOR4* WINAPI D3DXVec3Transform(D3DXVECTOR4 *pout, CONST D3DXVECTOR3 *pv, CONST D3DXMATRIX *pm);
 361 D3DXVECTOR4* WINAPI D3DXVec3TransformArray(D3DXVECTOR4 *pout, UINT outstride, CONST D3DXVECTOR3 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 362 D3DXVECTOR3* WINAPI D3DXVec3TransformCoord(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv, CONST D3DXMATRIX *pm);
 363 D3DXVECTOR3* WINAPI D3DXVec3TransformCoordArray(D3DXVECTOR3 *pout, UINT outstride, CONST D3DXVECTOR3 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 364 D3DXVECTOR3* WINAPI D3DXVec3TransformNormal(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv, CONST D3DXMATRIX *pm);
 365 D3DXVECTOR3* WINAPI D3DXVec3TransformNormalArray(D3DXVECTOR3 *pout, UINT outstride, CONST D3DXVECTOR3 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 366 D3DXVECTOR3* WINAPI D3DXVec3Unproject(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv, CONST D3DVIEWPORT9 *pviewport, CONST D3DXMATRIX *pprojection, CONST D3DXMATRIX *pview, CONST D3DXMATRIX *pworld);
 367 D3DXVECTOR3* WINAPI D3DXVec3UnprojectArray(D3DXVECTOR3 *pout, UINT outstride, CONST D3DXVECTOR3 *pv, UINT vstride, CONST D3DVIEWPORT9 *pviewport, CONST D3DXMATRIX *pprojection, CONST D3DXMATRIX *pview, CONST D3DXMATRIX *pworld, UINT n);
 368
 369 D3DXVECTOR4* WINAPI D3DXVec4BaryCentric(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv1, CONST D3DXVECTOR4 *pv2, CONST D3DXVECTOR4 *pv3, FLOAT f, FLOAT g);
 370 D3DXVECTOR4* WINAPI D3DXVec4CatmullRom(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv0, CONST D3DXVECTOR4 *pv1, CONST D3DXVECTOR4 *pv2, CONST D3DXVECTOR4 *pv3, FLOAT s);
 371 D3DXVECTOR4* WINAPI D3DXVec4Cross(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv1, CONST D3DXVECTOR4 *pv2, CONST D3DXVECTOR4 *pv3);
 372 D3DXVECTOR4* WINAPI D3DXVec4Hermite(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv1, CONST D3DXVECTOR4 *pt1, CONST D3DXVECTOR4 *pv2, CONST D3DXVECTOR4 *pt2, FLOAT s);
 373 D3DXVECTOR4* WINAPI D3DXVec4Normalize(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv);
 374 D3DXVECTOR4* WINAPI D3DXVec4Transform(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv, CONST D3DXMATRIX *pm);
 375 D3DXVECTOR4* WINAPI D3DXVec4TransformArray(D3DXVECTOR4 *pout, UINT outstride, CONST D3DXVECTOR4 *pv, UINT vstride, CONST D3DXMATRIX *pm, UINT n);
 376
 377 D3DXFLOAT16 *WINAPI D3DXFloat32To16Array(D3DXFLOAT16 *pout, CONST FLOAT *pin, UINT n);
 378 FLOAT *WINAPI D3DXFloat16To32Array(FLOAT *pout, CONST D3DXFLOAT16 *pin, UINT n);
 379
 380 FLOAT* WINAPI D3DXSHAdd(FLOAT *out, UINT order, CONST FLOAT *a, CONST FLOAT *b);
 381 FLOAT WINAPI D3DXSHDot(UINT order, CONST FLOAT *a, CONST FLOAT *b);
 382 FLOAT* WINAPI D3DXSHEvalDirection(FLOAT *out, UINT order, CONST D3DXVECTOR3 *dir);
 383 HRESULT WINAPI D3DXSHEvalDirectionalLight(UINT order, CONST D3DXVECTOR3 *dir, FLOAT Rintensity, FLOAT Gintensity, FLOAT Bintensity, FLOAT *rout, FLOAT *gout, FLOAT *bout);
 384 FLOAT* WINAPI D3DXSHMultiply2(FLOAT *out, CONST FLOAT *a, CONST FLOAT *b);
 385 FLOAT* WINAPI D3DXSHMultiply3(FLOAT *out, CONST FLOAT *a, CONST FLOAT *b);
 386 FLOAT* WINAPI D3DXSHMultiply4(FLOAT *out, CONST FLOAT *a, CONST FLOAT *b);
 387 FLOAT* WINAPI D3DXSHRotate(FLOAT *out, UINT order, CONST D3DXMATRIX *matrix, CONST FLOAT *in);
 388 FLOAT* WINAPI D3DXSHRotateZ(FLOAT *out, UINT order, FLOAT angle, CONST FLOAT *in);
 389 FLOAT* WINAPI D3DXSHScale(FLOAT *out, UINT order, CONST FLOAT *a, CONST FLOAT scale);
 390
 391 #ifdef __cplusplus
 392 }
 393 #endif
 394
 395 typedef interface ID3DXMatrixStack *LPD3DXMATRIXSTACK;
 396
 397 DEFINE_GUID(IID_ID3DXMatrixStack,
 398 0xc7885ba7, 0xf990, 0x4fe7, 0x92, 0x2d, 0x85, 0x15, 0xe4, 0x77, 0xdd, 0x85);
 399
 400 #undef INTERFACE
 401 #define INTERFACE ID3DXMatrixStack
 402
 403 DECLARE_INTERFACE_(ID3DXMatrixStack, IUnknown)
 404 {
 405     STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID * ppvObj) PURE;
 406     STDMETHOD_(ULONG,AddRef)(THIS) PURE;
 407     STDMETHOD_(ULONG,Release)(THIS) PURE;
 408     STDMETHOD(Pop)(THIS) PURE;
 409     STDMETHOD(Push)(THIS) PURE;
 410     STDMETHOD(LoadIdentity)(THIS) PURE;
 411     STDMETHOD(LoadMatrix)(THIS_ CONST D3DXMATRIX* pM ) PURE;
 412     STDMETHOD(MultMatrix)(THIS_ CONST D3DXMATRIX* pM ) PURE;
 413     STDMETHOD(MultMatrixLocal)(THIS_ CONST D3DXMATRIX* pM ) PURE;
 414     STDMETHOD(RotateAxis)(THIS_ CONST D3DXVECTOR3* pV, FLOAT Angle) PURE;
 415     STDMETHOD(RotateAxisLocal)(THIS_ CONST D3DXVECTOR3* pV, FLOAT Angle) PURE;
 416     STDMETHOD(RotateYawPitchRoll)(THIS_ FLOAT Yaw, FLOAT Pitch, FLOAT Roll) PURE;
 417     STDMETHOD(RotateYawPitchRollLocal)(THIS_ FLOAT Yaw, FLOAT Pitch, FLOAT Roll) PURE;
 418     STDMETHOD(Scale)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
 419     STDMETHOD(ScaleLocal)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
 420     STDMETHOD(Translate)(THIS_ FLOAT x, FLOAT y, FLOAT z ) PURE;
 421     STDMETHOD(TranslateLocal)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
 422     STDMETHOD_(D3DXMATRIX*, GetTop)(THIS) PURE;
 423 };
 424
 425 #undef INTERFACE
 426
 427 #if !defined(__cplusplus) || defined(CINTERFACE)
 428
 429 #define ID3DXMatrixStack_QueryInterface(p,a,b)            (p)->lpVtbl->QueryInterface(p,a,b)
 430 #define ID3DXMatrixStack_AddRef(p)                        (p)->lpVtbl->AddRef(p)
 431 #define ID3DXMatrixStack_Release(p)                       (p)->lpVtbl->Release(p)
 432 #define ID3DXMatrixStack_Pop(p)                           (p)->lpVtbl->Pop(p)
 433 #define ID3DXMatrixStack_Push(p)                          (p)->lpVtbl->Push(p)
 434 #define ID3DXMatrixStack_LoadIdentity(p)                  (p)->lpVtbl->LoadIdentity(p)
 435 #define ID3DXMatrixStack_LoadMatrix(p,a)                  (p)->lpVtbl->LoadMatrix(p,a)
 436 #define ID3DXMatrixStack_MultMatrix(p,a)                  (p)->lpVtbl->MultMatrix(p,a)
 437 #define ID3DXMatrixStack_MultMatrixLocal(p,a)             (p)->lpVtbl->MultMatrixLocal(p,a)
 438 #define ID3DXMatrixStack_RotateAxis(p,a,b)                (p)->lpVtbl->RotateAxis(p,a,b)
 439 #define ID3DXMatrixStack_RotateAxisLocal(p,a,b)           (p)->lpVtbl->RotateAxisLocal(p,a,b)
 440 #define ID3DXMatrixStack_RotateYawPitchRoll(p,a,b,c)      (p)->lpVtbl->RotateYawPitchRoll(p,a,b,c)
 441 #define ID3DXMatrixStack_RotateYawPitchRollLocal(p,a,b,c) (p)->lpVtbl->RotateYawPitchRollLocal(p,a,b,c)
 442 #define ID3DXMatrixStack_Scale(p,a,b,c)                   (p)->lpVtbl->Scale(p,a,b,c)
 443 #define ID3DXMatrixStack_ScaleLocal(p,a,b,c)              (p)->lpVtbl->ScaleLocal(p,a,b,c)
 444 #define ID3DXMatrixStack_Translate(p,a,b,c)               (p)->lpVtbl->Translate(p,a,b,c)
 445 #define ID3DXMatrixStack_TranslateLocal(p,a,b,c)          (p)->lpVtbl->TranslateLocal(p,a,b,c)
 446 #define ID3DXMatrixStack_GetTop(p)                        (p)->lpVtbl->GetTop(p)
 447
 448 #endif
 449
 450 #ifdef __cplusplus
 451 extern "C" {
 452 #endif
 453
 454 HRESULT WINAPI D3DXCreateMatrixStack(DWORD flags, LPD3DXMATRIXSTACK* ppstack);
 455
 456 #ifdef __cplusplus
 457 }
 458 #endif
 459
 460 #include <d3dx9math.inl>
 461
 462 #endif /* __D3DX9MATH_H__ */