glquake.h

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20
  21 #ifndef GLQUAKE_H
  22 #define GLQUAKE_H
  23
  24 // disable data conversion warnings
  25
  26 #ifdef _MSC_VER
  27 #pragma warning(disable : 4244)     // LordHavoc: MSVC++ 4 x86, double/float
  28 #pragma warning(disable : 4305)         // LordHavoc: MSVC++ 6 x86, double/float
  29 #endif
  30
  31
  32 //====================================================
  33
  34 // wgl uses APIENTRY
  35 #ifndef APIENTRY
  36 #define APIENTRY
  37 #endif
  38
  39 // for platforms (wgl) that do not use GLAPIENTRY
  40 #ifndef GLAPIENTRY
  41 #define GLAPIENTRY APIENTRY
  42 #endif
  43
  44 #ifndef GL_PROJECTION
  45 #include <stddef.h>
  46
  47 typedef unsigned int GLenum;
  48 typedef unsigned char GLboolean;
  49 typedef unsigned int GLbitfield;
  50 typedef void GLvoid;
  51 // 1-byte signed
  52 typedef signed char GLbyte;
  53 // 2-byte signed
  54 typedef short GLshort;
  55 // 4-byte signed
  56 typedef int GLint;
  57 // 1-byte unsigned
  58 typedef unsigned char GLubyte;
  59 // 2-byte unsigned
  60 typedef unsigned short GLushort;
  61 // 4-byte unsigned
  62 typedef unsigned int GLuint;
  63 // 4-byte signed
  64 typedef int GLsizei;
  65 // single precision float
  66 typedef float GLfloat;
  67 // single precision float in [0,1]
  68 typedef float GLclampf;
  69 // double precision float
  70 typedef double GLdouble;
  71 // double precision float in [0,1]
  72 typedef double GLclampd;
  73 // int whose size is the same as a pointer (?)
  74 typedef ptrdiff_t GLintptrARB;
  75 // int whose size is the same as a pointer (?)
  76 typedef ptrdiff_t GLsizeiptrARB;
  77
  78 #define GL_MODELVIEW                            0x1700
  79 #define GL_PROJECTION                           0x1701
  80 #define GL_TEXTURE                              0x1702
  81 #define GL_MATRIX_MODE                          0x0BA0
  82 #define GL_MODELVIEW_MATRIX                     0x0BA6
  83 #define GL_PROJECTION_MATRIX                    0x0BA7
  84 #define GL_TEXTURE_MATRIX                       0x0BA8
  85
  86 #define GL_DONT_CARE                            0x1100
  87 #define GL_FASTEST                                      0x1101
  88 #define GL_NICEST                                       0x1102
  89
  90 #define GL_DEPTH_TEST                           0x0B71
  91
  92 #define GL_CULL_FACE                            0x0B44
  93
  94 #define GL_BLEND                                0x0BE2
  95 #define GL_ALPHA_TEST                   0x0BC0
  96
  97 #define GL_ZERO                                 0x0
  98 #define GL_ONE                                  0x1
  99 #define GL_SRC_COLOR                            0x0300
 100 #define GL_ONE_MINUS_SRC_COLOR                  0x0301
 101 #define GL_DST_COLOR                            0x0306
 102 #define GL_ONE_MINUS_DST_COLOR                  0x0307
 103 #define GL_SRC_ALPHA                            0x0302
 104 #define GL_ONE_MINUS_SRC_ALPHA                  0x0303
 105 #define GL_DST_ALPHA                            0x0304
 106 #define GL_ONE_MINUS_DST_ALPHA                  0x0305
 107 #define GL_SRC_ALPHA_SATURATE                   0x0308
 108 #define GL_CONSTANT_COLOR                       0x8001
 109 #define GL_ONE_MINUS_CONSTANT_COLOR             0x8002
 110 #define GL_CONSTANT_ALPHA                       0x8003
 111 #define GL_ONE_MINUS_CONSTANT_ALPHA             0x8004
 112
 113 #define GL_TEXTURE_ENV                          0x2300
 114 #define GL_TEXTURE_ENV_MODE                     0x2200
 115 #define GL_TEXTURE_1D                           0x0DE0
 116 #define GL_TEXTURE_2D                           0x0DE1
 117 #define GL_TEXTURE_WRAP_S                       0x2802
 118 #define GL_TEXTURE_WRAP_T                       0x2803
 119 #define GL_TEXTURE_WRAP_R                       0x8072
 120 #define GL_TEXTURE_BORDER_COLOR                 0x1004
 121 #define GL_TEXTURE_MAG_FILTER                   0x2800
 122 #define GL_TEXTURE_MIN_FILTER                   0x2801
 123 #define GL_PACK_ALIGNMENT                       0x0D05
 124 #define GL_UNPACK_ALIGNMENT                     0x0CF5
 125 #define GL_TEXTURE_BINDING_1D                   0x8068
 126 #define GL_TEXTURE_BINDING_2D                   0x8069
 127
 128 #define GL_NEAREST                              0x2600
 129 #define GL_LINEAR                               0x2601
 130 #define GL_NEAREST_MIPMAP_NEAREST               0x2700
 131 #define GL_NEAREST_MIPMAP_LINEAR                0x2702
 132 #define GL_LINEAR_MIPMAP_NEAREST                0x2701
 133 #define GL_LINEAR_MIPMAP_LINEAR                 0x2703
 134
 135 #define GL_LINE                                 0x1B01
 136 #define GL_FILL                                 0x1B02
 137
 138 #define GL_ADD                                  0x0104
 139 #define GL_DECAL                                0x2101
 140 #define GL_MODULATE                             0x2100
 141
 142 #define GL_REPEAT                               0x2901
 143 #define GL_CLAMP                                0x2900
 144
 145 #define GL_POINTS                               0x0000
 146 #define GL_LINES                                0x0001
 147 #define GL_LINE_LOOP                    0x0002
 148 #define GL_LINE_STRIP                   0x0003
 149 #define GL_TRIANGLES                    0x0004
 150 #define GL_TRIANGLE_STRIP               0x0005
 151 #define GL_TRIANGLE_FAN                 0x0006
 152 #define GL_QUADS                                0x0007
 153 #define GL_QUAD_STRIP                   0x0008
 154 #define GL_POLYGON                              0x0009
 155
 156 #define GL_FALSE                                0x0
 157 #define GL_TRUE                                 0x1
 158
 159 #define GL_BYTE                                 0x1400
 160 #define GL_UNSIGNED_BYTE                        0x1401
 161 #define GL_SHORT                                0x1402
 162 #define GL_UNSIGNED_SHORT                       0x1403
 163 #define GL_INT                                  0x1404
 164 #define GL_UNSIGNED_INT                         0x1405
 165 #define GL_FLOAT                                0x1406
 166 #define GL_DOUBLE                               0x140A
 167 #define GL_2_BYTES                              0x1407
 168 #define GL_3_BYTES                              0x1408
 169 #define GL_4_BYTES                              0x1409
 170
 171 #define GL_VERTEX_ARRAY                         0x8074
 172 #define GL_NORMAL_ARRAY                         0x8075
 173 #define GL_COLOR_ARRAY                          0x8076
 174 //#define GL_INDEX_ARRAY                                0x8077
 175 #define GL_TEXTURE_COORD_ARRAY                  0x8078
 176 //#define GL_EDGE_FLAG_ARRAY                    0x8079
 177
 178 #define GL_NONE                                 0
 179 #define GL_FRONT_LEFT                   0x0400
 180 #define GL_FRONT_RIGHT                  0x0401
 181 #define GL_BACK_LEFT                    0x0402
 182 #define GL_BACK_RIGHT                   0x0403
 183 #define GL_FRONT                                0x0404
 184 #define GL_BACK                                 0x0405
 185 #define GL_LEFT                                 0x0406
 186 #define GL_RIGHT                                0x0407
 187 #define GL_FRONT_AND_BACK               0x0408
 188 #define GL_AUX0                                 0x0409
 189 #define GL_AUX1                                 0x040A
 190 #define GL_AUX2                                 0x040B
 191 #define GL_AUX3                                 0x040C
 192
 193 #define GL_VENDOR                               0x1F00
 194 #define GL_RENDERER                             0x1F01
 195 #define GL_VERSION                              0x1F02
 196 #define GL_EXTENSIONS                           0x1F03
 197
 198 #define GL_NO_ERROR                             0x0
 199 #define GL_INVALID_VALUE                        0x0501
 200 #define GL_INVALID_ENUM                         0x0500
 201 #define GL_INVALID_OPERATION                    0x0502
 202 #define GL_STACK_OVERFLOW                       0x0503
 203 #define GL_STACK_UNDERFLOW                      0x0504
 204 #define GL_OUT_OF_MEMORY                        0x0505
 205
 206 #define GL_DITHER                               0x0BD0
 207 #define GL_RGB                                  0x1907
 208 #define GL_RGBA                                 0x1908
 209
 210 #define GL_MAX_TEXTURE_SIZE                     0x0D33
 211
 212 #define GL_NEVER                                0x0200
 213 #define GL_LESS                                 0x0201
 214 #define GL_EQUAL                                0x0202
 215 #define GL_LEQUAL                               0x0203
 216 #define GL_GREATER                              0x0204
 217 #define GL_NOTEQUAL                             0x0205
 218 #define GL_GEQUAL                               0x0206
 219 #define GL_ALWAYS                               0x0207
 220 #define GL_DEPTH_TEST                           0x0B71
 221
 222 #define GL_RED_SCALE                            0x0D14
 223 #define GL_GREEN_SCALE                          0x0D18
 224 #define GL_BLUE_SCALE                           0x0D1A
 225 #define GL_ALPHA_SCALE                          0x0D1C
 226
 227 #define GL_DEPTH_BUFFER_BIT                     0x00000100
 228 #define GL_ACCUM_BUFFER_BIT                     0x00000200
 229 #define GL_STENCIL_BUFFER_BIT                   0x00000400
 230 #define GL_COLOR_BUFFER_BIT                     0x00004000
 231
 232 #define GL_STENCIL_TEST                         0x0B90
 233 #define GL_KEEP                                 0x1E00
 234 #define GL_REPLACE                              0x1E01
 235 #define GL_INCR                                 0x1E02
 236 #define GL_DECR                                 0x1E03
 237
 238 #define GL_POLYGON_OFFSET_FACTOR          0x8038
 239 #define GL_POLYGON_OFFSET_UNITS           0x2A00
 240 #define GL_POLYGON_OFFSET_POINT           0x2A01
 241 #define GL_POLYGON_OFFSET_LINE            0x2A02
 242 #define GL_POLYGON_OFFSET_FILL            0x8037
 243
 244 #define GL_POINT_SMOOTH                         0x0B10
 245 #define GL_LINE_SMOOTH                          0x0B20
 246 #define GL_POLYGON_SMOOTH                       0x0B41
 247
 248 #define GL_POLYGON_STIPPLE                0x0B42
 249
 250 #define GL_CLIP_PLANE0                    0x3000
 251 #define GL_CLIP_PLANE1                    0x3001
 252 #define GL_CLIP_PLANE2                    0x3002
 253 #define GL_CLIP_PLANE3                    0x3003
 254 #define GL_CLIP_PLANE4                    0x3004
 255 #define GL_CLIP_PLANE5                    0x3005
 256
 257 #define GL_DEPTH_COMPONENT                0x1902
 258 #define GL_VIEWPORT                       0x0BA2
 259 #define GL_DRAW_BUFFER                    0x0C01
 260 #define GL_READ_BUFFER                    0x0C02
 261 #define GL_LUMINANCE                      0x1909
 262 #define GL_INTENSITY                      0x8049
 263
 264 #endif
 265
 266 //GL_EXT_texture_filter_anisotropic
 267 #ifndef GL_TEXTURE_MAX_ANISOTROPY_EXT
 268 #define GL_TEXTURE_MAX_ANISOTROPY_EXT       0x84FE
 269 #define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT   0x84FF
 270 #endif
 271
 272 // GL_ARB_depth_texture
 273 #ifndef GL_DEPTH_COMPONENT32_ARB
 274 #define GL_DEPTH_COMPONENT16_ARB          0x81A5
 275 #define GL_DEPTH_COMPONENT24_ARB          0x81A6
 276 #define GL_DEPTH_COMPONENT32_ARB          0x81A7
 277 #define GL_TEXTURE_DEPTH_SIZE_ARB         0x884A
 278 #define GL_DEPTH_TEXTURE_MODE_ARB         0x884B
 279 #endif
 280
 281 // GL_ARB_shadow
 282 #ifndef GL_TEXTURE_COMPARE_MODE_ARB
 283 #define GL_TEXTURE_COMPARE_MODE_ARB       0x884C
 284 #define GL_TEXTURE_COMPARE_FUNC_ARB       0x884D
 285 #define GL_COMPARE_R_TO_TEXTURE_ARB       0x884E
 286 #endif
 287
 288 // GL_ARB_multitexture
 289 extern void (GLAPIENTRY *qglMultiTexCoord1f) (GLenum, GLfloat);
 290 extern void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat);
 291 extern void (GLAPIENTRY *qglMultiTexCoord3f) (GLenum, GLfloat, GLfloat, GLfloat);
 292 extern void (GLAPIENTRY *qglMultiTexCoord4f) (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);
 293 extern void (GLAPIENTRY *qglActiveTexture) (GLenum);
 294 extern void (GLAPIENTRY *qglClientActiveTexture) (GLenum);
 295 #ifndef GL_ACTIVE_TEXTURE_ARB
 296 #define GL_ACTIVE_TEXTURE_ARB                   0x84E0
 297 #define GL_CLIENT_ACTIVE_TEXTURE_ARB    0x84E1
 298 #define GL_MAX_TEXTURE_UNITS_ARB                0x84E2
 299 #define GL_TEXTURE0_ARB                                 0x84C0
 300 #define GL_TEXTURE1_ARB                                 0x84C1
 301 #define GL_TEXTURE2_ARB                                 0x84C2
 302 #define GL_TEXTURE3_ARB                                 0x84C3
 303 #define GL_TEXTURE4_ARB                                 0x84C4
 304 #define GL_TEXTURE5_ARB                                 0x84C5
 305 #define GL_TEXTURE6_ARB                                 0x84C6
 306 #define GL_TEXTURE7_ARB                                 0x84C7
 307 #define GL_TEXTURE8_ARB                                 0x84C8
 308 #define GL_TEXTURE9_ARB                                 0x84C9
 309 #define GL_TEXTURE10_ARB                                0x84CA
 310 #define GL_TEXTURE11_ARB                                0x84CB
 311 #define GL_TEXTURE12_ARB                                0x84CC
 312 #define GL_TEXTURE13_ARB                                0x84CD
 313 #define GL_TEXTURE14_ARB                                0x84CE
 314 #define GL_TEXTURE15_ARB                                0x84CF
 315 #define GL_TEXTURE16_ARB                                0x84D0
 316 #define GL_TEXTURE17_ARB                                0x84D1
 317 #define GL_TEXTURE18_ARB                                0x84D2
 318 #define GL_TEXTURE19_ARB                                0x84D3
 319 #define GL_TEXTURE20_ARB                                0x84D4
 320 #define GL_TEXTURE21_ARB                                0x84D5
 321 #define GL_TEXTURE22_ARB                                0x84D6
 322 #define GL_TEXTURE23_ARB                                0x84D7
 323 #define GL_TEXTURE24_ARB                                0x84D8
 324 #define GL_TEXTURE25_ARB                                0x84D9
 325 #define GL_TEXTURE26_ARB                                0x84DA
 326 #define GL_TEXTURE27_ARB                                0x84DB
 327 #define GL_TEXTURE28_ARB                                0x84DC
 328 #define GL_TEXTURE29_ARB                                0x84DD
 329 #define GL_TEXTURE30_ARB                                0x84DE
 330 #define GL_TEXTURE31_ARB                                0x84DF
 331 #endif
 332
 333 // GL_EXT_compiled_vertex_array
 334 extern void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count);
 335 extern void (GLAPIENTRY *qglUnlockArraysEXT) (void);
 336
 337 // GL_ARB_texture_env_combine
 338 #ifndef GL_COMBINE_ARB
 339 #define GL_COMBINE_ARB                                  0x8570
 340 #define GL_COMBINE_RGB_ARB                              0x8571
 341 #define GL_COMBINE_ALPHA_ARB                    0x8572
 342 #define GL_SOURCE0_RGB_ARB                              0x8580
 343 #define GL_SOURCE1_RGB_ARB                              0x8581
 344 #define GL_SOURCE2_RGB_ARB                              0x8582
 345 #define GL_SOURCE0_ALPHA_ARB                    0x8588
 346 #define GL_SOURCE1_ALPHA_ARB                    0x8589
 347 #define GL_SOURCE2_ALPHA_ARB                    0x858A
 348 #define GL_OPERAND0_RGB_ARB                             0x8590
 349 #define GL_OPERAND1_RGB_ARB                             0x8591
 350 #define GL_OPERAND2_RGB_ARB                             0x8592
 351 #define GL_OPERAND0_ALPHA_ARB                   0x8598
 352 #define GL_OPERAND1_ALPHA_ARB                   0x8599
 353 #define GL_OPERAND2_ALPHA_ARB                   0x859A
 354 #define GL_RGB_SCALE_ARB                                0x8573
 355 #define GL_ADD_SIGNED_ARB                               0x8574
 356 #define GL_INTERPOLATE_ARB                              0x8575
 357 #define GL_SUBTRACT_ARB                                 0x84E7
 358 #define GL_CONSTANT_ARB                                 0x8576
 359 #define GL_PRIMARY_COLOR_ARB                    0x8577
 360 #define GL_PREVIOUS_ARB                                 0x8578
 361 #endif
 362
 363 #ifndef GL_MAX_ELEMENTS_VERTICES
 364 #define GL_MAX_ELEMENTS_VERTICES                0x80E8
 365 #endif
 366 #ifndef GL_MAX_ELEMENTS_INDICES
 367 #define GL_MAX_ELEMENTS_INDICES                 0x80E9
 368 #endif
 369
 370
 371 #ifndef GL_TEXTURE_3D
 372 #define GL_PACK_SKIP_IMAGES                     0x806B
 373 #define GL_PACK_IMAGE_HEIGHT                    0x806C
 374 #define GL_UNPACK_SKIP_IMAGES                   0x806D
 375 #define GL_UNPACK_IMAGE_HEIGHT                  0x806E
 376 #define GL_TEXTURE_3D                           0x806F
 377 #define GL_PROXY_TEXTURE_3D                     0x8070
 378 #define GL_TEXTURE_DEPTH                        0x8071
 379 #define GL_TEXTURE_WRAP_R                       0x8072
 380 #define GL_MAX_3D_TEXTURE_SIZE                  0x8073
 381 #define GL_TEXTURE_BINDING_3D                   0x806A
 382 extern void (GLAPIENTRY *qglTexImage3D)(GLenum target, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
 383 extern void (GLAPIENTRY *qglTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *pixels);
 384 extern void (GLAPIENTRY *qglCopyTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height);
 385 #endif
 386
 387 #ifndef GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB
 388 #define GL_NORMAL_MAP_ARB                           0x8511
 389 #define GL_REFLECTION_MAP_ARB               0x8512
 390 #define GL_TEXTURE_CUBE_MAP_ARB             0x8513
 391 #define GL_TEXTURE_BINDING_CUBE_MAP_ARB     0x8514
 392 #define GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB     0x8515
 393 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB     0x8516
 394 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB     0x8517
 395 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB     0x8518
 396 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB     0x8519
 397 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB     0x851A
 398 #define GL_PROXY_TEXTURE_CUBE_MAP_ARB       0x851B
 399 #define GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB                0x851C
 400 #endif
 401
 402 #ifndef GL_TEXTURE_RECTANGLE_ARB
 403 #define GL_TEXTURE_RECTANGLE_ARB            0x84F5
 404 #define GL_TEXTURE_BINDING_RECTANGLE_ARB    0x84F6
 405 #define GL_PROXY_TEXTURE_RECTANGLE_ARB      0x84F7
 406 #define GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB   0x84F8
 407 #define GL_SAMPLER_2D_RECT_ARB              0x8B63
 408 #define GL_SAMPLER_2D_RECT_SHADOW_ARB       0x8B64
 409 #endif
 410
 411 #ifndef GL_DEPTH_COMPONENT16_ARB
 412 #define GL_DEPTH_COMPONENT16_ARB       0x81A5
 413 #define GL_DEPTH_COMPONENT24_ARB       0x81A6
 414 #define GL_DEPTH_COMPONENT32_ARB       0x81A7
 415 #define GL_TEXTURE_DEPTH_SIZE_ARB      0x884A
 416 #define GL_DEPTH_TEXTURE_MODE_ARB      0x884B
 417 #endif
 418
 419 #ifndef GL_SCISSOR_TEST
 420 #define GL_SCISSOR_TEST                         0x0C11
 421 #define GL_SCISSOR_BOX                          0x0C10
 422 #endif
 423
 424 // GL_SGIS_texture_edge_clamp or GL_EXT_texture_edge_clamp
 425 #ifndef GL_CLAMP_TO_EDGE
 426 #define GL_CLAMP_TO_EDGE 0x812F
 427 #endif
 428
 429 //GL_ATI_separate_stencil
 430 #ifndef GL_STENCIL_BACK_FUNC
 431 #define GL_STENCIL_BACK_FUNC              0x8800
 432 #define GL_STENCIL_BACK_FAIL              0x8801
 433 #define GL_STENCIL_BACK_PASS_DEPTH_FAIL   0x8802
 434 #define GL_STENCIL_BACK_PASS_DEPTH_PASS   0x8803
 435 #endif
 436 extern void (GLAPIENTRY *qglStencilOpSeparate)(GLenum, GLenum, GLenum, GLenum);
 437 extern void (GLAPIENTRY *qglStencilFuncSeparate)(GLenum, GLenum, GLint, GLuint);
 438
 439 //GL_EXT_stencil_two_side
 440 #define GL_STENCIL_TEST_TWO_SIDE_EXT      0x8910
 441 #define GL_ACTIVE_STENCIL_FACE_EXT        0x8911
 442 extern void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
 443
 444 //GL_EXT_blend_minmax
 445 #ifndef GL_FUNC_ADD_EXT
 446 #define GL_FUNC_ADD_EXT                   0x8006 // also supplied by GL_EXT_blend_subtract
 447 #define GL_MIN_EXT                        0x8007
 448 #define GL_MAX_EXT                        0x8008
 449 #define GL_BLEND_EQUATION_EXT             0x8009 // also supplied by GL_EXT_blend_subtract
 450 extern void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); // also supplied by GL_EXT_blend_subtract
 451 #endif
 452
 453 //GL_EXT_blend_subtract
 454 #ifndef GL_FUNC_SUBTRACT_EXT
 455 #define GL_FUNC_SUBTRACT_EXT              0x800A
 456 #define GL_FUNC_REVERSE_SUBTRACT_EXT      0x800B
 457 extern void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); // also supplied by GL_EXT_blend_subtract
 458 #endif
 459
 460 //GL_ARB_texture_non_power_of_two
 461
 462 //GL_ARB_vertex_buffer_object
 463 #ifndef GL_ARRAY_BUFFER_ARB
 464 #define GL_ARRAY_BUFFER_ARB               0x8892
 465 #define GL_ELEMENT_ARRAY_BUFFER_ARB       0x8893
 466 #define GL_ARRAY_BUFFER_BINDING_ARB       0x8894
 467 #define GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB 0x8895
 468 #define GL_VERTEX_ARRAY_BUFFER_BINDING_ARB 0x8896
 469 #define GL_NORMAL_ARRAY_BUFFER_BINDING_ARB 0x8897
 470 #define GL_COLOR_ARRAY_BUFFER_BINDING_ARB 0x8898
 471 #define GL_INDEX_ARRAY_BUFFER_BINDING_ARB 0x8899
 472 #define GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB 0x889A
 473 #define GL_EDGE_FLAG_ARRAY_BUFFER_BINDING_ARB 0x889B
 474 #define GL_SECONDARY_COLOR_ARRAY_BUFFER_BINDING_ARB 0x889C
 475 #define GL_FOG_COORDINATE_ARRAY_BUFFER_BINDING_ARB 0x889D
 476 #define GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB 0x889E
 477 #define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB 0x889F
 478 #define GL_STREAM_DRAW_ARB                0x88E0
 479 #define GL_STREAM_READ_ARB                0x88E1
 480 #define GL_STREAM_COPY_ARB                0x88E2
 481 #define GL_STATIC_DRAW_ARB                0x88E4
 482 #define GL_STATIC_READ_ARB                0x88E5
 483 #define GL_STATIC_COPY_ARB                0x88E6
 484 #define GL_DYNAMIC_DRAW_ARB               0x88E8
 485 #define GL_DYNAMIC_READ_ARB               0x88E9
 486 #define GL_DYNAMIC_COPY_ARB               0x88EA
 487 #define GL_READ_ONLY_ARB                  0x88B8
 488 #define GL_WRITE_ONLY_ARB                 0x88B9
 489 #define GL_READ_WRITE_ARB                 0x88BA
 490 #define GL_BUFFER_SIZE_ARB                0x8764
 491 #define GL_BUFFER_USAGE_ARB               0x8765
 492 #define GL_BUFFER_ACCESS_ARB              0x88BB
 493 #define GL_BUFFER_MAPPED_ARB              0x88BC
 494 #define GL_BUFFER_MAP_POINTER_ARB         0x88BD
 495 #endif
 496 extern void (GLAPIENTRY *qglBindBufferARB) (GLenum target, GLuint buffer);
 497 extern void (GLAPIENTRY *qglDeleteBuffersARB) (GLsizei n, const GLuint *buffers);
 498 extern void (GLAPIENTRY *qglGenBuffersARB) (GLsizei n, GLuint *buffers);
 499 extern GLboolean (GLAPIENTRY *qglIsBufferARB) (GLuint buffer);
 500 extern GLvoid* (GLAPIENTRY *qglMapBufferARB) (GLenum target, GLenum access);
 501 extern GLboolean (GLAPIENTRY *qglUnmapBufferARB) (GLenum target);
 502 extern void (GLAPIENTRY *qglBufferDataARB) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage);
 503 extern void (GLAPIENTRY *qglBufferSubDataARB) (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data);
 504
 505 //GL_EXT_framebuffer_object
 506 #ifndef GL_FRAMEBUFFER_EXT
 507 #define GL_FRAMEBUFFER_EXT                                   0x8D40
 508 #define GL_RENDERBUFFER_EXT                                  0x8D41
 509 #define GL_STENCIL_INDEX1_EXT                                0x8D46
 510 #define GL_STENCIL_INDEX4_EXT                                0x8D47
 511 #define GL_STENCIL_INDEX8_EXT                                0x8D48
 512 #define GL_STENCIL_INDEX16_EXT                               0x8D49
 513 #define GL_RENDERBUFFER_WIDTH_EXT                            0x8D42
 514 #define GL_RENDERBUFFER_HEIGHT_EXT                           0x8D43
 515 #define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT                  0x8D44
 516 #define GL_RENDERBUFFER_RED_SIZE_EXT                         0x8D50
 517 #define GL_RENDERBUFFER_GREEN_SIZE_EXT                       0x8D51
 518 #define GL_RENDERBUFFER_BLUE_SIZE_EXT                        0x8D52
 519 #define GL_RENDERBUFFER_ALPHA_SIZE_EXT                       0x8D53
 520 #define GL_RENDERBUFFER_DEPTH_SIZE_EXT                       0x8D54
 521 #define GL_RENDERBUFFER_STENCIL_SIZE_EXT                     0x8D55
 522 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT            0x8CD0
 523 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT            0x8CD1
 524 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT          0x8CD2
 525 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT  0x8CD3
 526 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT     0x8CD4
 527 #define GL_COLOR_ATTACHMENT0_EXT                             0x8CE0
 528 #define GL_COLOR_ATTACHMENT1_EXT                             0x8CE1
 529 #define GL_COLOR_ATTACHMENT2_EXT                             0x8CE2
 530 #define GL_COLOR_ATTACHMENT3_EXT                             0x8CE3
 531 #define GL_COLOR_ATTACHMENT4_EXT                             0x8CE4
 532 #define GL_COLOR_ATTACHMENT5_EXT                             0x8CE5
 533 #define GL_COLOR_ATTACHMENT6_EXT                             0x8CE6
 534 #define GL_COLOR_ATTACHMENT7_EXT                             0x8CE7
 535 #define GL_COLOR_ATTACHMENT8_EXT                             0x8CE8
 536 #define GL_COLOR_ATTACHMENT9_EXT                             0x8CE9
 537 #define GL_COLOR_ATTACHMENT10_EXT                            0x8CEA
 538 #define GL_COLOR_ATTACHMENT11_EXT                            0x8CEB
 539 #define GL_COLOR_ATTACHMENT12_EXT                            0x8CEC
 540 #define GL_COLOR_ATTACHMENT13_EXT                            0x8CED
 541 #define GL_COLOR_ATTACHMENT14_EXT                            0x8CEE
 542 #define GL_COLOR_ATTACHMENT15_EXT                            0x8CEF
 543 #define GL_DEPTH_ATTACHMENT_EXT                              0x8D00
 544 #define GL_STENCIL_ATTACHMENT_EXT                            0x8D20
 545 #define GL_FRAMEBUFFER_COMPLETE_EXT                          0x8CD5
 546 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT             0x8CD6
 547 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT     0x8CD7
 548 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT             0x8CD9
 549 #define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT                0x8CDA
 550 #define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT            0x8CDB
 551 #define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT            0x8CDC
 552 #define GL_FRAMEBUFFER_UNSUPPORTED_EXT                       0x8CDD
 553 #define GL_FRAMEBUFFER_BINDING_EXT                           0x8CA6
 554 #define GL_RENDERBUFFER_BINDING_EXT                          0x8CA7
 555 #define GL_MAX_COLOR_ATTACHMENTS_EXT                         0x8CDF
 556 #define GL_MAX_RENDERBUFFER_SIZE_EXT                         0x84E8
 557 #define GL_INVALID_FRAMEBUFFER_OPERATION_EXT                 0x0506
 558 #endif
 559 extern GLboolean (GLAPIENTRY *qglIsRenderbufferEXT)(GLuint renderbuffer);
 560 extern void (GLAPIENTRY *qglBindRenderbufferEXT)(GLenum target, GLuint renderbuffer);
 561 extern void (GLAPIENTRY *qglDeleteRenderbuffersEXT)(GLsizei n, const GLuint *renderbuffers);
 562 extern void (GLAPIENTRY *qglGenRenderbuffersEXT)(GLsizei n, GLuint *renderbuffers);
 563 extern void (GLAPIENTRY *qglRenderbufferStorageEXT)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
 564 extern void (GLAPIENTRY *qglGetRenderbufferParameterivEXT)(GLenum target, GLenum pname, GLint *params);
 565 extern GLboolean (GLAPIENTRY *qglIsFramebufferEXT)(GLuint framebuffer);
 566 extern void (GLAPIENTRY *qglBindFramebufferEXT)(GLenum target, GLuint framebuffer);
 567 extern void (GLAPIENTRY *qglDeleteFramebuffersEXT)(GLsizei n, const GLuint *framebuffers);
 568 extern void (GLAPIENTRY *qglGenFramebuffersEXT)(GLsizei n, GLuint *framebuffers);
 569 extern GLenum (GLAPIENTRY *qglCheckFramebufferStatusEXT)(GLenum target);
 570 //extern void (GLAPIENTRY *qglFramebufferTexture1DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
 571 extern void (GLAPIENTRY *qglFramebufferTexture2DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
 572 extern void (GLAPIENTRY *qglFramebufferTexture3DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
 573 extern void (GLAPIENTRY *qglFramebufferRenderbufferEXT)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
 574 extern void (GLAPIENTRY *qglGetFramebufferAttachmentParameterivEXT)(GLenum target, GLenum attachment, GLenum pname, GLint *params);
 575 extern void (GLAPIENTRY *qglGenerateMipmapEXT)(GLenum target);
 576
 577 // GL_ARB_draw_buffers
 578 #ifndef GL_MAX_DRAW_BUFFERS_ARB
 579 #define GL_MAX_DRAW_BUFFERS_ARB                              0x8824
 580 #define GL_DRAW_BUFFER0_ARB                                  0x8825
 581 #define GL_DRAW_BUFFER1_ARB                                  0x8826
 582 #define GL_DRAW_BUFFER2_ARB                                  0x8827
 583 #define GL_DRAW_BUFFER3_ARB                                  0x8828
 584 #define GL_DRAW_BUFFER4_ARB                                  0x8829
 585 #define GL_DRAW_BUFFER5_ARB                                  0x882A
 586 #define GL_DRAW_BUFFER6_ARB                                  0x882B
 587 #define GL_DRAW_BUFFER7_ARB                                  0x882C
 588 #define GL_DRAW_BUFFER8_ARB                                  0x882D
 589 #define GL_DRAW_BUFFER9_ARB                                  0x882E
 590 #define GL_DRAW_BUFFER10_ARB                                 0x882F
 591 #define GL_DRAW_BUFFER11_ARB                                 0x8830
 592 #define GL_DRAW_BUFFER12_ARB                                 0x8831
 593 #define GL_DRAW_BUFFER13_ARB                                 0x8832
 594 #define GL_DRAW_BUFFER14_ARB                                 0x8833
 595 #define GL_DRAW_BUFFER15_ARB                                 0x8834
 596 #endif
 597 extern void (GLAPIENTRY *qglDrawBuffersARB)(GLsizei n, const GLenum *bufs);
 598
 599
 600 extern void (GLAPIENTRY *qglScissor)(GLint x, GLint y, GLsizei width, GLsizei height);
 601
 602 extern void (GLAPIENTRY *qglClearColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
 603
 604 extern void (GLAPIENTRY *qglClear)(GLbitfield mask);
 605
 606 extern void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref);
 607 extern void (GLAPIENTRY *qglBlendFunc)(GLenum sfactor, GLenum dfactor);
 608 extern void (GLAPIENTRY *qglCullFace)(GLenum mode);
 609
 610 extern void (GLAPIENTRY *qglDrawBuffer)(GLenum mode);
 611 extern void (GLAPIENTRY *qglReadBuffer)(GLenum mode);
 612 extern void (GLAPIENTRY *qglEnable)(GLenum cap);
 613 extern void (GLAPIENTRY *qglDisable)(GLenum cap);
 614 extern GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap);
 615
 616 extern void (GLAPIENTRY *qglEnableClientState)(GLenum cap);
 617 extern void (GLAPIENTRY *qglDisableClientState)(GLenum cap);
 618
 619 extern void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params);
 620 extern void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params);
 621 extern void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params);
 622 extern void (GLAPIENTRY *qglGetIntegerv)(GLenum pname, GLint *params);
 623
 624 extern GLenum (GLAPIENTRY *qglGetError)(void);
 625 extern const GLubyte* (GLAPIENTRY *qglGetString)(GLenum name);
 626 extern void (GLAPIENTRY *qglFinish)(void);
 627 extern void (GLAPIENTRY *qglFlush)(void);
 628
 629 extern void (GLAPIENTRY *qglClearDepth)(GLclampd depth);
 630 extern void (GLAPIENTRY *qglDepthFunc)(GLenum func);
 631 extern void (GLAPIENTRY *qglDepthMask)(GLboolean flag);
 632 extern void (GLAPIENTRY *qglDepthRange)(GLclampd near_val, GLclampd far_val);
 633 extern void (GLAPIENTRY *qglColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
 634
 635 extern void (GLAPIENTRY *qglDrawRangeElements)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
 636 extern void (GLAPIENTRY *qglDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
 637 extern void (GLAPIENTRY *qglVertexPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 638 extern void (GLAPIENTRY *qglNormalPointer)(GLenum type, GLsizei stride, const GLvoid *ptr);
 639 extern void (GLAPIENTRY *qglColorPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 640 extern void (GLAPIENTRY *qglTexCoordPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 641 extern void (GLAPIENTRY *qglArrayElement)(GLint i);
 642
 643 extern void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
 644 extern void (GLAPIENTRY *qglTexCoord1f)(GLfloat s);
 645 extern void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t);
 646 extern void (GLAPIENTRY *qglTexCoord3f)(GLfloat s, GLfloat t, GLfloat r);
 647 extern void (GLAPIENTRY *qglTexCoord4f)(GLfloat s, GLfloat t, GLfloat r, GLfloat q);
 648 extern void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y);
 649 extern void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z);
 650 extern void (GLAPIENTRY *qglBegin)(GLenum mode);
 651 extern void (GLAPIENTRY *qglEnd)(void);
 652
 653 extern void (GLAPIENTRY *qglMatrixMode)(GLenum mode);
 654 //extern void (GLAPIENTRY *qglOrtho)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
 655 //extern void (GLAPIENTRY *qglFrustum)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
 656 extern void (GLAPIENTRY *qglViewport)(GLint x, GLint y, GLsizei width, GLsizei height);
 657 //extern void (GLAPIENTRY *qglPushMatrix)(void);
 658 //extern void (GLAPIENTRY *qglPopMatrix)(void);
 659 extern void (GLAPIENTRY *qglLoadIdentity)(void);
 660 //extern void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m);
 661 extern void (GLAPIENTRY *qglLoadMatrixf)(const GLfloat *m);
 662 //extern void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m);
 663 //extern void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m);
 664 //extern void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
 665 //extern void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);
 666 //extern void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z);
 667 //extern void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z);
 668 //extern void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z);
 669 //extern void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z);
 670
 671 extern void (GLAPIENTRY *qglReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);
 672
 673 extern void (GLAPIENTRY *qglStencilFunc)(GLenum func, GLint ref, GLuint mask);
 674 extern void (GLAPIENTRY *qglStencilMask)(GLuint mask);
 675 extern void (GLAPIENTRY *qglStencilOp)(GLenum fail, GLenum zfail, GLenum zpass);
 676 extern void (GLAPIENTRY *qglClearStencil)(GLint s);
 677
 678 extern void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param);
 679 extern void (GLAPIENTRY *qglTexEnvfv)(GLenum target, GLenum pname, const GLfloat *params);
 680 extern void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param);
 681 extern void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
 682 extern void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
 683 extern void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
 684 extern void (GLAPIENTRY *qglHint)(GLenum target, GLenum mode);
 685
 686 extern void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures);
 687 extern void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures);
 688 extern void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture);
 689 //extern void (GLAPIENTRY *qglPrioritizeTextures)(GLsizei n, const GLuint *textures, const GLclampf *priorities);
 690 //extern GLboolean (GLAPIENTRY *qglAreTexturesResident)(GLsizei n, const GLuint *textures, GLboolean *residences);
 691 //extern GLboolean (GLAPIENTRY *qglIsTexture)(GLuint texture);
 692 //extern void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param);
 693 extern void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param);
 694
 695 //extern void (GLAPIENTRY *qglTexImage1D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
 696 extern void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
 697 //extern void (GLAPIENTRY *qglTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);
 698 extern void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
 699 //extern void (GLAPIENTRY *qglCopyTexImage1D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLint border);
 700 extern void (GLAPIENTRY *qglCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
 701 //extern void (GLAPIENTRY *qglCopyTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);
 702 extern void (GLAPIENTRY *qglCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
 703
 704 extern void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
 705 extern void (GLAPIENTRY *qglPolygonMode)(GLenum face, GLenum mode);
 706
 707 //extern void (GLAPIENTRY *qglClipPlane)(GLenum plane, const GLdouble *equation);
 708 //extern void (GLAPIENTRY *qglGetClipPlane)(GLenum plane, GLdouble *equation);
 709
 710 //[515]: added on 29.07.2005
 711 extern void (GLAPIENTRY *qglLineWidth)(GLfloat width);
 712 extern void (GLAPIENTRY *qglPointSize)(GLfloat size);
 713
 714 // GL_ARB_shader_objects
 715 #ifndef GL_PROGRAM_OBJECT_ARB
 716 // 1-byte character string
 717 typedef char GLcharARB;
 718 // 4-byte integer handle to a shader object or program object
 719 typedef unsigned int GLhandleARB;
 720 #endif
 721 extern void (GLAPIENTRY *qglDeleteObjectARB)(GLhandleARB obj);
 722 extern GLhandleARB (GLAPIENTRY *qglGetHandleARB)(GLenum pname);
 723 extern void (GLAPIENTRY *qglDetachObjectARB)(GLhandleARB containerObj, GLhandleARB attachedObj);
 724 extern GLhandleARB (GLAPIENTRY *qglCreateShaderObjectARB)(GLenum shaderType);
 725 extern void (GLAPIENTRY *qglShaderSourceARB)(GLhandleARB shaderObj, GLsizei count, const GLcharARB **string, const GLint *length);
 726 extern void (GLAPIENTRY *qglCompileShaderARB)(GLhandleARB shaderObj);
 727 extern GLhandleARB (GLAPIENTRY *qglCreateProgramObjectARB)(void);
 728 extern void (GLAPIENTRY *qglAttachObjectARB)(GLhandleARB containerObj, GLhandleARB obj);
 729 extern void (GLAPIENTRY *qglLinkProgramARB)(GLhandleARB programObj);
 730 extern void (GLAPIENTRY *qglUseProgramObjectARB)(GLhandleARB programObj);
 731 extern void (GLAPIENTRY *qglValidateProgramARB)(GLhandleARB programObj);
 732 extern void (GLAPIENTRY *qglUniform1fARB)(GLint location, GLfloat v0);
 733 extern void (GLAPIENTRY *qglUniform2fARB)(GLint location, GLfloat v0, GLfloat v1);
 734 extern void (GLAPIENTRY *qglUniform3fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
 735 extern void (GLAPIENTRY *qglUniform4fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
 736 extern void (GLAPIENTRY *qglUniform1iARB)(GLint location, GLint v0);
 737 extern void (GLAPIENTRY *qglUniform2iARB)(GLint location, GLint v0, GLint v1);
 738 extern void (GLAPIENTRY *qglUniform3iARB)(GLint location, GLint v0, GLint v1, GLint v2);
 739 extern void (GLAPIENTRY *qglUniform4iARB)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
 740 extern void (GLAPIENTRY *qglUniform1fvARB)(GLint location, GLsizei count, const GLfloat *value);
 741 extern void (GLAPIENTRY *qglUniform2fvARB)(GLint location, GLsizei count, const GLfloat *value);
 742 extern void (GLAPIENTRY *qglUniform3fvARB)(GLint location, GLsizei count, const GLfloat *value);
 743 extern void (GLAPIENTRY *qglUniform4fvARB)(GLint location, GLsizei count, const GLfloat *value);
 744 extern void (GLAPIENTRY *qglUniform1ivARB)(GLint location, GLsizei count, const GLint *value);
 745 extern void (GLAPIENTRY *qglUniform2ivARB)(GLint location, GLsizei count, const GLint *value);
 746 extern void (GLAPIENTRY *qglUniform3ivARB)(GLint location, GLsizei count, const GLint *value);
 747 extern void (GLAPIENTRY *qglUniform4ivARB)(GLint location, GLsizei count, const GLint *value);
 748 extern void (GLAPIENTRY *qglUniformMatrix2fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 749 extern void (GLAPIENTRY *qglUniformMatrix3fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 750 extern void (GLAPIENTRY *qglUniformMatrix4fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 751 extern void (GLAPIENTRY *qglGetObjectParameterfvARB)(GLhandleARB obj, GLenum pname, GLfloat *params);
 752 extern void (GLAPIENTRY *qglGetObjectParameterivARB)(GLhandleARB obj, GLenum pname, GLint *params);
 753 extern void (GLAPIENTRY *qglGetInfoLogARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog);
 754 extern void (GLAPIENTRY *qglGetAttachedObjectsARB)(GLhandleARB containerObj, GLsizei maxCount, GLsizei *count, GLhandleARB *obj);
 755 extern GLint (GLAPIENTRY *qglGetUniformLocationARB)(GLhandleARB programObj, const GLcharARB *name);
 756 extern void (GLAPIENTRY *qglGetActiveUniformARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
 757 extern void (GLAPIENTRY *qglGetUniformfvARB)(GLhandleARB programObj, GLint location, GLfloat *params);
 758 extern void (GLAPIENTRY *qglGetUniformivARB)(GLhandleARB programObj, GLint location, GLint *params);
 759 extern void (GLAPIENTRY *qglGetShaderSourceARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *source);
 760 extern void (GLAPIENTRY *qglPolygonStipple)(const GLubyte *mask);
 761 #ifndef GL_PROGRAM_OBJECT_ARB
 762 #define GL_PROGRAM_OBJECT_ARB                                   0x8B40
 763 #define GL_OBJECT_TYPE_ARB                                              0x8B4E
 764 #define GL_OBJECT_SUBTYPE_ARB                                   0x8B4F
 765 #define GL_OBJECT_DELETE_STATUS_ARB                             0x8B80
 766 #define GL_OBJECT_COMPILE_STATUS_ARB                    0x8B81
 767 #define GL_OBJECT_LINK_STATUS_ARB                               0x8B82
 768 #define GL_OBJECT_VALIDATE_STATUS_ARB                   0x8B83
 769 #define GL_OBJECT_INFO_LOG_LENGTH_ARB                   0x8B84
 770 #define GL_OBJECT_ATTACHED_OBJECTS_ARB                  0x8B85
 771 #define GL_OBJECT_ACTIVE_UNIFORMS_ARB                   0x8B86
 772 #define GL_OBJECT_ACTIVE_UNIFORM_MAX_LENGTH_ARB 0x8B87
 773 #define GL_OBJECT_SHADER_SOURCE_LENGTH_ARB              0x8B88
 774 #define GL_SHADER_OBJECT_ARB                                    0x8B48
 775 #define GL_FLOAT                                                                0x1406
 776 #define GL_FLOAT_VEC2_ARB                                               0x8B50
 777 #define GL_FLOAT_VEC3_ARB                                               0x8B51
 778 #define GL_FLOAT_VEC4_ARB                                               0x8B52
 779 #define GL_INT                                                                  0x1404
 780 #define GL_INT_VEC2_ARB                                                 0x8B53
 781 #define GL_INT_VEC3_ARB                                                 0x8B54
 782 #define GL_INT_VEC4_ARB                                                 0x8B55
 783 #define GL_BOOL_ARB                                                             0x8B56
 784 #define GL_BOOL_VEC2_ARB                                                0x8B57
 785 #define GL_BOOL_VEC3_ARB                                                0x8B58
 786 #define GL_BOOL_VEC4_ARB                                                0x8B59
 787 #define GL_FLOAT_MAT2_ARB                                               0x8B5A
 788 #define GL_FLOAT_MAT3_ARB                                               0x8B5B
 789 #define GL_FLOAT_MAT4_ARB                                               0x8B5C
 790 #define GL_SAMPLER_1D_ARB                                               0x8B5D
 791 #define GL_SAMPLER_2D_ARB                                               0x8B5E
 792 #define GL_SAMPLER_3D_ARB                                               0x8B5F
 793 #define GL_SAMPLER_CUBE_ARB                                             0x8B60
 794 #define GL_SAMPLER_1D_SHADOW_ARB                                0x8B61
 795 #define GL_SAMPLER_2D_SHADOW_ARB                                0x8B62
 796 #define GL_SAMPLER_2D_RECT_ARB                                  0x8B63
 797 #define GL_SAMPLER_2D_RECT_SHADOW_ARB                   0x8B64
 798 #endif
 799
 800 // GL_ARB_vertex_shader
 801 //extern void (GLAPIENTRY *qglVertexAttrib1fARB)(GLuint index, GLfloat v0);
 802 //extern void (GLAPIENTRY *qglVertexAttrib1sARB)(GLuint index, GLshort v0);
 803 //extern void (GLAPIENTRY *qglVertexAttrib1dARB)(GLuint index, GLdouble v0);
 804 //extern void (GLAPIENTRY *qglVertexAttrib2fARB)(GLuint index, GLfloat v0, GLfloat v1);
 805 //extern void (GLAPIENTRY *qglVertexAttrib2sARB)(GLuint index, GLshort v0, GLshort v1);
 806 //extern void (GLAPIENTRY *qglVertexAttrib2dARB)(GLuint index, GLdouble v0, GLdouble v1);
 807 //extern void (GLAPIENTRY *qglVertexAttrib3fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
 808 //extern void (GLAPIENTRY *qglVertexAttrib3sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2);
 809 //extern void (GLAPIENTRY *qglVertexAttrib3dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
 810 //extern void (GLAPIENTRY *qglVertexAttrib4fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
 811 //extern void (GLAPIENTRY *qglVertexAttrib4sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
 812 //extern void (GLAPIENTRY *qglVertexAttrib4dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
 813 //extern void (GLAPIENTRY *qglVertexAttrib4NubARB)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
 814 //extern void (GLAPIENTRY *qglVertexAttrib1fvARB)(GLuint index, const GLfloat *v);
 815 //extern void (GLAPIENTRY *qglVertexAttrib1svARB)(GLuint index, const GLshort *v);
 816 //extern void (GLAPIENTRY *qglVertexAttrib1dvARB)(GLuint index, const GLdouble *v);
 817 //extern void (GLAPIENTRY *qglVertexAttrib2fvARB)(GLuint index, const GLfloat *v);
 818 //extern void (GLAPIENTRY *qglVertexAttrib2svARB)(GLuint index, const GLshort *v);
 819 //extern void (GLAPIENTRY *qglVertexAttrib2dvARB)(GLuint index, const GLdouble *v);
 820 //extern void (GLAPIENTRY *qglVertexAttrib3fvARB)(GLuint index, const GLfloat *v);
 821 //extern void (GLAPIENTRY *qglVertexAttrib3svARB)(GLuint index, const GLshort *v);
 822 //extern void (GLAPIENTRY *qglVertexAttrib3dvARB)(GLuint index, const GLdouble *v);
 823 //extern void (GLAPIENTRY *qglVertexAttrib4fvARB)(GLuint index, const GLfloat *v);
 824 //extern void (GLAPIENTRY *qglVertexAttrib4svARB)(GLuint index, const GLshort *v);
 825 //extern void (GLAPIENTRY *qglVertexAttrib4dvARB)(GLuint index, const GLdouble *v);
 826 //extern void (GLAPIENTRY *qglVertexAttrib4ivARB)(GLuint index, const GLint *v);
 827 //extern void (GLAPIENTRY *qglVertexAttrib4bvARB)(GLuint index, const GLbyte *v);
 828 //extern void (GLAPIENTRY *qglVertexAttrib4ubvARB)(GLuint index, const GLubyte *v);
 829 //extern void (GLAPIENTRY *qglVertexAttrib4usvARB)(GLuint index, const GLushort *v);
 830 //extern void (GLAPIENTRY *qglVertexAttrib4uivARB)(GLuint index, const GLuint *v);
 831 //extern void (GLAPIENTRY *qglVertexAttrib4NbvARB)(GLuint index, const GLbyte *v);
 832 //extern void (GLAPIENTRY *qglVertexAttrib4NsvARB)(GLuint index, const GLshort *v);
 833 //extern void (GLAPIENTRY *qglVertexAttrib4NivARB)(GLuint index, const GLint *v);
 834 //extern void (GLAPIENTRY *qglVertexAttrib4NubvARB)(GLuint index, const GLubyte *v);
 835 //extern void (GLAPIENTRY *qglVertexAttrib4NusvARB)(GLuint index, const GLushort *v);
 836 //extern void (GLAPIENTRY *qglVertexAttrib4NuivARB)(GLuint index, const GLuint *v);
 837 extern void (GLAPIENTRY *qglVertexAttribPointerARB)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
 838 extern void (GLAPIENTRY *qglEnableVertexAttribArrayARB)(GLuint index);
 839 extern void (GLAPIENTRY *qglDisableVertexAttribArrayARB)(GLuint index);
 840 extern void (GLAPIENTRY *qglBindAttribLocationARB)(GLhandleARB programObj, GLuint index, const GLcharARB *name);
 841 extern void (GLAPIENTRY *qglGetActiveAttribARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
 842 extern GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLcharARB *name);
 843 //extern void (GLAPIENTRY *qglGetVertexAttribdvARB)(GLuint index, GLenum pname, GLdouble *params);
 844 //extern void (GLAPIENTRY *qglGetVertexAttribfvARB)(GLuint index, GLenum pname, GLfloat *params);
 845 //extern void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params);
 846 //extern void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer);
 847 #ifndef GL_VERTEX_SHADER_ARB
 848 #define GL_VERTEX_SHADER_ARB                                            0x8B31
 849 #define GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB            0x8B4A
 850 #define GL_MAX_VARYING_FLOATS_ARB                                       0x8B4B
 851 #define GL_MAX_VERTEX_ATTRIBS_ARB                                       0x8869
 852 #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB                          0x8872
 853 #define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB           0x8B4C
 854 #define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB         0x8B4D
 855 #define GL_MAX_TEXTURE_COORDS_ARB                                       0x8871
 856 #define GL_VERTEX_PROGRAM_POINT_SIZE_ARB                        0x8642
 857 #define GL_VERTEX_PROGRAM_TWO_SIDE_ARB                          0x8643
 858 #define GL_OBJECT_ACTIVE_ATTRIBUTES_ARB                         0x8B89
 859 #define GL_OBJECT_ACTIVE_ATTRIBUTE_MAX_LENGTH_ARB       0x8B8A
 860 #define GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB                      0x8622
 861 #define GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB                         0x8623
 862 #define GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB                       0x8624
 863 #define GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB                         0x8625
 864 #define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB           0x886A
 865 #define GL_CURRENT_VERTEX_ATTRIB_ARB                            0x8626
 866 #define GL_VERTEX_ATTRIB_ARRAY_POINTER_ARB                      0x8645
 867 #define GL_FLOAT                                                                        0x1406
 868 #define GL_FLOAT_VEC2_ARB                                                       0x8B50
 869 #define GL_FLOAT_VEC3_ARB                                                       0x8B51
 870 #define GL_FLOAT_VEC4_ARB                                                       0x8B52
 871 #define GL_FLOAT_MAT2_ARB                                                       0x8B5A
 872 #define GL_FLOAT_MAT3_ARB                                                       0x8B5B
 873 #define GL_FLOAT_MAT4_ARB                                                       0x8B5C
 874 #endif
 875
 876 // GL_ARB_fragment_shader
 877 #ifndef GL_FRAGMENT_SHADER_ARB
 878 #define GL_FRAGMENT_SHADER_ARB                                          0x8B30
 879 #define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB          0x8B49
 880 #define GL_MAX_TEXTURE_COORDS_ARB                                       0x8871
 881 #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB                          0x8872
 882 #define GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB          0x8B8B
 883 #endif
 884
 885 // GL_ARB_shading_language_100
 886 #ifndef GL_SHADING_LANGUAGE_VERSION_ARB
 887 #define GL_SHADING_LANGUAGE_VERSION_ARB                         0x8B8C
 888 #endif
 889
 890 // GL_ARB_texture_compression
 891 extern void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data);
 892 extern void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border,  GLsizei imageSize, const void *data);
 893 //extern void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data);
 894 extern void (GLAPIENTRY *qglCompressedTexSubImage3DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *data);
 895 extern void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data);
 896 //extern void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data);
 897 extern void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img);
 898 #ifndef GL_COMPRESSED_RGB_ARB
 899 #define GL_COMPRESSED_ALPHA_ARB                                         0x84E9
 900 #define GL_COMPRESSED_LUMINANCE_ARB                                     0x84EA
 901 #define GL_COMPRESSED_LUMINANCE_ALPHA_ARB                       0x84EB
 902 #define GL_COMPRESSED_INTENSITY_ARB                                     0x84EC
 903 #define GL_COMPRESSED_RGB_ARB                                           0x84ED
 904 #define GL_COMPRESSED_RGBA_ARB                                          0x84EE
 905 #define GL_TEXTURE_COMPRESSION_HINT_ARB                         0x84EF
 906 #define GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB            0x86A0
 907 #define GL_TEXTURE_COMPRESSED_ARB                                       0x86A1
 908 #define GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB           0x86A2
 909 #define GL_COMPRESSED_TEXTURE_FORMATS_ARB                       0x86A3
 910 #endif
 911
 912 // GL_ARB_occlusion_query
 913 extern void (GLAPIENTRY *qglGenQueriesARB)(GLsizei n, GLuint *ids);
 914 extern void (GLAPIENTRY *qglDeleteQueriesARB)(GLsizei n, const GLuint *ids);
 915 extern GLboolean (GLAPIENTRY *qglIsQueryARB)(GLuint qid);
 916 extern void (GLAPIENTRY *qglBeginQueryARB)(GLenum target, GLuint qid);
 917 extern void (GLAPIENTRY *qglEndQueryARB)(GLenum target);
 918 extern void (GLAPIENTRY *qglGetQueryivARB)(GLenum target, GLenum pname, GLint *params);
 919 extern void (GLAPIENTRY *qglGetQueryObjectivARB)(GLuint qid, GLenum pname, GLint *params);
 920 extern void (GLAPIENTRY *qglGetQueryObjectuivARB)(GLuint qid, GLenum pname, GLuint *params);
 921 #ifndef GL_SAMPLES_PASSED_ARB
 922 #define GL_SAMPLES_PASSED_ARB                             0x8914
 923 #define GL_QUERY_COUNTER_BITS_ARB                         0x8864
 924 #define GL_CURRENT_QUERY_ARB                              0x8865
 925 #define GL_QUERY_RESULT_ARB                               0x8866
 926 #define GL_QUERY_RESULT_AVAILABLE_ARB                     0x8867
 927 #endif
 928
 929 // GL_EXT_bgr
 930 #define GL_BGR                                  0x80E0
 931
 932 // GL_EXT_bgra
 933 #define GL_BGRA                                 0x80E1
 934
 935 //GL_AMD_texture_texture4
 936
 937 //GL_ARB_texture_gather
 938
 939 #define DEBUGGL
 940
 941 #ifdef DEBUGGL
 942 #define CHECKGLERROR {if (gl_paranoid.integer){if (gl_printcheckerror.integer) Con_Printf("CHECKGLERROR at %s:%d\n", __FILE__, __LINE__);errornumber = qglGetError();if (errornumber) GL_PrintError(errornumber, __FILE__, __LINE__);}}
 943 extern int errornumber;
 944 void GL_PrintError(int errornumber, char *filename, int linenumber);
 945 #else
 946 #define CHECKGLERROR
 947 #endif
 948
 949 #endif
 950