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 extern int gl_support_anisotropy;
 268 extern int gl_max_anisotropy;
 269 #ifndef GL_TEXTURE_MAX_ANISOTROPY_EXT
 270 #define GL_TEXTURE_MAX_ANISOTROPY_EXT       0x84FE
 271 #define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT   0x84FF
 272 #endif
 273
 274 // GL_ARB_depth_texture
 275 #ifndef GL_DEPTH_COMPONENT32_ARB
 276 #define GL_DEPTH_COMPONENT16_ARB          0x81A5
 277 #define GL_DEPTH_COMPONENT24_ARB          0x81A6
 278 #define GL_DEPTH_COMPONENT32_ARB          0x81A7
 279 #define GL_TEXTURE_DEPTH_SIZE_ARB         0x884A
 280 #define GL_DEPTH_TEXTURE_MODE_ARB         0x884B
 281 #endif
 282
 283 // GL_ARB_shadow
 284 extern int gl_support_arb_shadow;
 285 #ifndef GL_TEXTURE_COMPARE_MODE_ARB
 286 #define GL_TEXTURE_COMPARE_MODE_ARB       0x884C
 287 #define GL_TEXTURE_COMPARE_FUNC_ARB       0x884D
 288 #define GL_COMPARE_R_TO_TEXTURE_ARB       0x884E
 289 #endif
 290
 291 extern int gl_max_texture_size;
 292
 293 // GL_ARB_multitexture
 294 extern int gl_textureunits;
 295 extern void (GLAPIENTRY *qglMultiTexCoord1f) (GLenum, GLfloat);
 296 extern void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat);
 297 extern void (GLAPIENTRY *qglMultiTexCoord3f) (GLenum, GLfloat, GLfloat, GLfloat);
 298 extern void (GLAPIENTRY *qglMultiTexCoord4f) (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);
 299 extern void (GLAPIENTRY *qglActiveTexture) (GLenum);
 300 extern void (GLAPIENTRY *qglClientActiveTexture) (GLenum);
 301 #ifndef GL_ACTIVE_TEXTURE_ARB
 302 #define GL_ACTIVE_TEXTURE_ARB                   0x84E0
 303 #define GL_CLIENT_ACTIVE_TEXTURE_ARB    0x84E1
 304 #define GL_MAX_TEXTURE_UNITS_ARB                0x84E2
 305 #define GL_TEXTURE0_ARB                                 0x84C0
 306 #define GL_TEXTURE1_ARB                                 0x84C1
 307 #define GL_TEXTURE2_ARB                                 0x84C2
 308 #define GL_TEXTURE3_ARB                                 0x84C3
 309 #define GL_TEXTURE4_ARB                                 0x84C4
 310 #define GL_TEXTURE5_ARB                                 0x84C5
 311 #define GL_TEXTURE6_ARB                                 0x84C6
 312 #define GL_TEXTURE7_ARB                                 0x84C7
 313 #define GL_TEXTURE8_ARB                                 0x84C8
 314 #define GL_TEXTURE9_ARB                                 0x84C9
 315 #define GL_TEXTURE10_ARB                                0x84CA
 316 #define GL_TEXTURE11_ARB                                0x84CB
 317 #define GL_TEXTURE12_ARB                                0x84CC
 318 #define GL_TEXTURE13_ARB                                0x84CD
 319 #define GL_TEXTURE14_ARB                                0x84CE
 320 #define GL_TEXTURE15_ARB                                0x84CF
 321 #define GL_TEXTURE16_ARB                                0x84D0
 322 #define GL_TEXTURE17_ARB                                0x84D1
 323 #define GL_TEXTURE18_ARB                                0x84D2
 324 #define GL_TEXTURE19_ARB                                0x84D3
 325 #define GL_TEXTURE20_ARB                                0x84D4
 326 #define GL_TEXTURE21_ARB                                0x84D5
 327 #define GL_TEXTURE22_ARB                                0x84D6
 328 #define GL_TEXTURE23_ARB                                0x84D7
 329 #define GL_TEXTURE24_ARB                                0x84D8
 330 #define GL_TEXTURE25_ARB                                0x84D9
 331 #define GL_TEXTURE26_ARB                                0x84DA
 332 #define GL_TEXTURE27_ARB                                0x84DB
 333 #define GL_TEXTURE28_ARB                                0x84DC
 334 #define GL_TEXTURE29_ARB                                0x84DD
 335 #define GL_TEXTURE30_ARB                                0x84DE
 336 #define GL_TEXTURE31_ARB                                0x84DF
 337 #endif
 338
 339 // GL_EXT_compiled_vertex_array
 340 extern int gl_supportslockarrays;
 341 extern void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count);
 342 extern void (GLAPIENTRY *qglUnlockArraysEXT) (void);
 343
 344 // GL_ARB_texture_env_combine
 345 extern int gl_combine_extension;
 346 #ifndef GL_COMBINE_ARB
 347 #define GL_COMBINE_ARB                                  0x8570
 348 #define GL_COMBINE_RGB_ARB                              0x8571
 349 #define GL_COMBINE_ALPHA_ARB                    0x8572
 350 #define GL_SOURCE0_RGB_ARB                              0x8580
 351 #define GL_SOURCE1_RGB_ARB                              0x8581
 352 #define GL_SOURCE2_RGB_ARB                              0x8582
 353 #define GL_SOURCE0_ALPHA_ARB                    0x8588
 354 #define GL_SOURCE1_ALPHA_ARB                    0x8589
 355 #define GL_SOURCE2_ALPHA_ARB                    0x858A
 356 #define GL_OPERAND0_RGB_ARB                             0x8590
 357 #define GL_OPERAND1_RGB_ARB                             0x8591
 358 #define GL_OPERAND2_RGB_ARB                             0x8592
 359 #define GL_OPERAND0_ALPHA_ARB                   0x8598
 360 #define GL_OPERAND1_ALPHA_ARB                   0x8599
 361 #define GL_OPERAND2_ALPHA_ARB                   0x859A
 362 #define GL_RGB_SCALE_ARB                                0x8573
 363 #define GL_ADD_SIGNED_ARB                               0x8574
 364 #define GL_INTERPOLATE_ARB                              0x8575
 365 #define GL_SUBTRACT_ARB                                 0x84E7
 366 #define GL_CONSTANT_ARB                                 0x8576
 367 #define GL_PRIMARY_COLOR_ARB                    0x8577
 368 #define GL_PREVIOUS_ARB                                 0x8578
 369 #endif
 370
 371 #ifndef GL_MAX_ELEMENTS_VERTICES
 372 #define GL_MAX_ELEMENTS_VERTICES                0x80E8
 373 #endif
 374 #ifndef GL_MAX_ELEMENTS_INDICES
 375 #define GL_MAX_ELEMENTS_INDICES                 0x80E9
 376 #endif
 377
 378
 379 extern int gl_texture3d;
 380 extern int gl_max_3d_texture_size;
 381 #ifndef GL_TEXTURE_3D
 382 #define GL_PACK_SKIP_IMAGES                     0x806B
 383 #define GL_PACK_IMAGE_HEIGHT                    0x806C
 384 #define GL_UNPACK_SKIP_IMAGES                   0x806D
 385 #define GL_UNPACK_IMAGE_HEIGHT                  0x806E
 386 #define GL_TEXTURE_3D                           0x806F
 387 #define GL_PROXY_TEXTURE_3D                     0x8070
 388 #define GL_TEXTURE_DEPTH                        0x8071
 389 #define GL_TEXTURE_WRAP_R                       0x8072
 390 #define GL_MAX_3D_TEXTURE_SIZE                  0x8073
 391 #define GL_TEXTURE_BINDING_3D                   0x806A
 392 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);
 393 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);
 394 extern void (GLAPIENTRY *qglCopyTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height);
 395 #endif
 396
 397 extern int gl_texturecubemap;
 398 extern int gl_max_cube_map_texture_size;
 399 #ifndef GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB
 400 #define GL_NORMAL_MAP_ARB                           0x8511
 401 #define GL_REFLECTION_MAP_ARB               0x8512
 402 #define GL_TEXTURE_CUBE_MAP_ARB             0x8513
 403 #define GL_TEXTURE_BINDING_CUBE_MAP_ARB     0x8514
 404 #define GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB     0x8515
 405 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB     0x8516
 406 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB     0x8517
 407 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB     0x8518
 408 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB     0x8519
 409 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB     0x851A
 410 #define GL_PROXY_TEXTURE_CUBE_MAP_ARB       0x851B
 411 #define GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB                0x851C
 412 #endif
 413
 414 extern int gl_texturerectangle;
 415 extern int gl_max_rectangle_texture_size;
 416 #ifndef GL_TEXTURE_RECTANGLE_ARB
 417 #define GL_TEXTURE_RECTANGLE_ARB            0x84F5
 418 #define GL_TEXTURE_BINDING_RECTANGLE_ARB    0x84F6
 419 #define GL_PROXY_TEXTURE_RECTANGLE_ARB      0x84F7
 420 #define GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB   0x84F8
 421 #define GL_SAMPLER_2D_RECT_ARB              0x8B63
 422 #define GL_SAMPLER_2D_RECT_SHADOW_ARB       0x8B64
 423 #endif
 424
 425 extern int gl_depthtexture;
 426 #ifndef GL_DEPTH_COMPONENT16_ARB
 427 #define GL_DEPTH_COMPONENT16_ARB       0x81A5
 428 #define GL_DEPTH_COMPONENT24_ARB       0x81A6
 429 #define GL_DEPTH_COMPONENT32_ARB       0x81A7
 430 #define GL_TEXTURE_DEPTH_SIZE_ARB      0x884A
 431 #define GL_DEPTH_TEXTURE_MODE_ARB      0x884B
 432 #endif
 433
 434
 435 extern int gl_dot3arb;
 436 #ifndef GL_DOT3_RGB_ARB
 437 #define GL_DOT3_RGB_ARB                         0x86AE
 438 #define GL_DOT3_RGBA_ARB                                0x86AF
 439 #endif
 440
 441 /*
 442 // uncomment if this is actually needed by anyone
 443 extern int gl_dot3ext;
 444 #ifndef GL_DOT3_RGB_EXT
 445 #define GL_DOT3_RGB_EXT                         0x8740
 446 #define GL_DOT3_RGBA_EXT                        0x8741
 447 #endif
 448 */
 449
 450 #ifndef GL_SCISSOR_TEST
 451 #define GL_SCISSOR_TEST                         0x0C11
 452 #define GL_SCISSOR_BOX                          0x0C10
 453 #endif
 454
 455 // GL_SGIS_texture_edge_clamp or GL_EXT_texture_edge_clamp
 456 extern int gl_support_clamptoedge;
 457 #ifndef GL_CLAMP_TO_EDGE
 458 #define GL_CLAMP_TO_EDGE 0x812F
 459 #endif
 460
 461 //GL_ATI_separate_stencil
 462 extern int gl_support_separatestencil;
 463 #ifndef GL_STENCIL_BACK_FUNC
 464 #define GL_STENCIL_BACK_FUNC              0x8800
 465 #define GL_STENCIL_BACK_FAIL              0x8801
 466 #define GL_STENCIL_BACK_PASS_DEPTH_FAIL   0x8802
 467 #define GL_STENCIL_BACK_PASS_DEPTH_PASS   0x8803
 468 #endif
 469 extern void (GLAPIENTRY *qglStencilOpSeparate)(GLenum, GLenum, GLenum, GLenum);
 470 extern void (GLAPIENTRY *qglStencilFuncSeparate)(GLenum, GLenum, GLint, GLuint);
 471
 472 //GL_EXT_stencil_two_side
 473 #define GL_STENCIL_TEST_TWO_SIDE_EXT      0x8910
 474 #define GL_ACTIVE_STENCIL_FACE_EXT        0x8911
 475 extern void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
 476 extern int gl_support_stenciltwoside;
 477
 478 //GL_EXT_blend_minmax
 479 extern int gl_support_ext_blend_minmax;
 480 #ifndef GL_FUNC_ADD_EXT
 481 #define GL_FUNC_ADD_EXT                   0x8006 // also supplied by GL_EXT_blend_subtract
 482 #define GL_MIN_EXT                        0x8007
 483 #define GL_MAX_EXT                        0x8008
 484 #define GL_BLEND_EQUATION_EXT             0x8009 // also supplied by GL_EXT_blend_subtract
 485 extern void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); // also supplied by GL_EXT_blend_subtract
 486 #endif
 487
 488 //GL_EXT_blend_subtract
 489 extern int gl_support_ext_blend_subtract;
 490 #ifndef GL_FUNC_SUBTRACT_EXT
 491 #define GL_FUNC_SUBTRACT_EXT              0x800A
 492 #define GL_FUNC_REVERSE_SUBTRACT_EXT      0x800B
 493 extern void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); // also supplied by GL_EXT_blend_subtract
 494 #endif
 495
 496 //GL_ARB_texture_non_power_of_two
 497 extern int gl_support_arb_texture_non_power_of_two;
 498
 499 //GL_ARB_vertex_buffer_object
 500 extern int gl_support_arb_vertex_buffer_object;
 501 #ifndef GL_ARRAY_BUFFER_ARB
 502 #define GL_ARRAY_BUFFER_ARB               0x8892
 503 #define GL_ELEMENT_ARRAY_BUFFER_ARB       0x8893
 504 #define GL_ARRAY_BUFFER_BINDING_ARB       0x8894
 505 #define GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB 0x8895
 506 #define GL_VERTEX_ARRAY_BUFFER_BINDING_ARB 0x8896
 507 #define GL_NORMAL_ARRAY_BUFFER_BINDING_ARB 0x8897
 508 #define GL_COLOR_ARRAY_BUFFER_BINDING_ARB 0x8898
 509 #define GL_INDEX_ARRAY_BUFFER_BINDING_ARB 0x8899
 510 #define GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB 0x889A
 511 #define GL_EDGE_FLAG_ARRAY_BUFFER_BINDING_ARB 0x889B
 512 #define GL_SECONDARY_COLOR_ARRAY_BUFFER_BINDING_ARB 0x889C
 513 #define GL_FOG_COORDINATE_ARRAY_BUFFER_BINDING_ARB 0x889D
 514 #define GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB 0x889E
 515 #define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB 0x889F
 516 #define GL_STREAM_DRAW_ARB                0x88E0
 517 #define GL_STREAM_READ_ARB                0x88E1
 518 #define GL_STREAM_COPY_ARB                0x88E2
 519 #define GL_STATIC_DRAW_ARB                0x88E4
 520 #define GL_STATIC_READ_ARB                0x88E5
 521 #define GL_STATIC_COPY_ARB                0x88E6
 522 #define GL_DYNAMIC_DRAW_ARB               0x88E8
 523 #define GL_DYNAMIC_READ_ARB               0x88E9
 524 #define GL_DYNAMIC_COPY_ARB               0x88EA
 525 #define GL_READ_ONLY_ARB                  0x88B8
 526 #define GL_WRITE_ONLY_ARB                 0x88B9
 527 #define GL_READ_WRITE_ARB                 0x88BA
 528 #define GL_BUFFER_SIZE_ARB                0x8764
 529 #define GL_BUFFER_USAGE_ARB               0x8765
 530 #define GL_BUFFER_ACCESS_ARB              0x88BB
 531 #define GL_BUFFER_MAPPED_ARB              0x88BC
 532 #define GL_BUFFER_MAP_POINTER_ARB         0x88BD
 533 #endif
 534 extern void (GLAPIENTRY *qglBindBufferARB) (GLenum target, GLuint buffer);
 535 extern void (GLAPIENTRY *qglDeleteBuffersARB) (GLsizei n, const GLuint *buffers);
 536 extern void (GLAPIENTRY *qglGenBuffersARB) (GLsizei n, GLuint *buffers);
 537 extern GLboolean (GLAPIENTRY *qglIsBufferARB) (GLuint buffer);
 538 extern GLvoid* (GLAPIENTRY *qglMapBufferARB) (GLenum target, GLenum access);
 539 extern GLboolean (GLAPIENTRY *qglUnmapBufferARB) (GLenum target);
 540 extern void (GLAPIENTRY *qglBufferDataARB) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage);
 541 extern void (GLAPIENTRY *qglBufferSubDataARB) (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data);
 542
 543 //GL_EXT_framebuffer_object
 544 extern int gl_support_ext_framebuffer_object;
 545 #ifndef GL_FRAMEBUFFER_EXT
 546 #define GL_FRAMEBUFFER_EXT                                   0x8D40
 547 #define GL_RENDERBUFFER_EXT                                  0x8D41
 548 #define GL_STENCIL_INDEX1_EXT                                0x8D46
 549 #define GL_STENCIL_INDEX4_EXT                                0x8D47
 550 #define GL_STENCIL_INDEX8_EXT                                0x8D48
 551 #define GL_STENCIL_INDEX16_EXT                               0x8D49
 552 #define GL_RENDERBUFFER_WIDTH_EXT                            0x8D42
 553 #define GL_RENDERBUFFER_HEIGHT_EXT                           0x8D43
 554 #define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT                  0x8D44
 555 #define GL_RENDERBUFFER_RED_SIZE_EXT                         0x8D50
 556 #define GL_RENDERBUFFER_GREEN_SIZE_EXT                       0x8D51
 557 #define GL_RENDERBUFFER_BLUE_SIZE_EXT                        0x8D52
 558 #define GL_RENDERBUFFER_ALPHA_SIZE_EXT                       0x8D53
 559 #define GL_RENDERBUFFER_DEPTH_SIZE_EXT                       0x8D54
 560 #define GL_RENDERBUFFER_STENCIL_SIZE_EXT                     0x8D55
 561 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT            0x8CD0
 562 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT            0x8CD1
 563 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT          0x8CD2
 564 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT  0x8CD3
 565 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT     0x8CD4
 566 #define GL_COLOR_ATTACHMENT0_EXT                             0x8CE0
 567 #define GL_COLOR_ATTACHMENT1_EXT                             0x8CE1
 568 #define GL_COLOR_ATTACHMENT2_EXT                             0x8CE2
 569 #define GL_COLOR_ATTACHMENT3_EXT                             0x8CE3
 570 #define GL_COLOR_ATTACHMENT4_EXT                             0x8CE4
 571 #define GL_COLOR_ATTACHMENT5_EXT                             0x8CE5
 572 #define GL_COLOR_ATTACHMENT6_EXT                             0x8CE6
 573 #define GL_COLOR_ATTACHMENT7_EXT                             0x8CE7
 574 #define GL_COLOR_ATTACHMENT8_EXT                             0x8CE8
 575 #define GL_COLOR_ATTACHMENT9_EXT                             0x8CE9
 576 #define GL_COLOR_ATTACHMENT10_EXT                            0x8CEA
 577 #define GL_COLOR_ATTACHMENT11_EXT                            0x8CEB
 578 #define GL_COLOR_ATTACHMENT12_EXT                            0x8CEC
 579 #define GL_COLOR_ATTACHMENT13_EXT                            0x8CED
 580 #define GL_COLOR_ATTACHMENT14_EXT                            0x8CEE
 581 #define GL_COLOR_ATTACHMENT15_EXT                            0x8CEF
 582 #define GL_DEPTH_ATTACHMENT_EXT                              0x8D00
 583 #define GL_STENCIL_ATTACHMENT_EXT                            0x8D20
 584 #define GL_FRAMEBUFFER_COMPLETE_EXT                          0x8CD5
 585 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT             0x8CD6
 586 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT     0x8CD7
 587 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT             0x8CD9
 588 #define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT                0x8CDA
 589 #define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT            0x8CDB
 590 #define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT            0x8CDC
 591 #define GL_FRAMEBUFFER_UNSUPPORTED_EXT                       0x8CDD
 592 #define GL_FRAMEBUFFER_BINDING_EXT                           0x8CA6
 593 #define GL_RENDERBUFFER_BINDING_EXT                          0x8CA7
 594 #define GL_MAX_COLOR_ATTACHMENTS_EXT                         0x8CDF
 595 #define GL_MAX_RENDERBUFFER_SIZE_EXT                         0x84E8
 596 #define GL_INVALID_FRAMEBUFFER_OPERATION_EXT                 0x0506
 597 #endif
 598 extern GLboolean (GLAPIENTRY *qglIsRenderbufferEXT)(GLuint renderbuffer);
 599 extern void (GLAPIENTRY *qglBindRenderbufferEXT)(GLenum target, GLuint renderbuffer);
 600 extern void (GLAPIENTRY *qglDeleteRenderbuffersEXT)(GLsizei n, const GLuint *renderbuffers);
 601 extern void (GLAPIENTRY *qglGenRenderbuffersEXT)(GLsizei n, GLuint *renderbuffers);
 602 extern void (GLAPIENTRY *qglRenderbufferStorageEXT)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
 603 extern void (GLAPIENTRY *qglGetRenderbufferParameterivEXT)(GLenum target, GLenum pname, GLint *params);
 604 extern GLboolean (GLAPIENTRY *qglIsFramebufferEXT)(GLuint framebuffer);
 605 extern void (GLAPIENTRY *qglBindFramebufferEXT)(GLenum target, GLuint framebuffer);
 606 extern void (GLAPIENTRY *qglDeleteFramebuffersEXT)(GLsizei n, const GLuint *framebuffers);
 607 extern void (GLAPIENTRY *qglGenFramebuffersEXT)(GLsizei n, GLuint *framebuffers);
 608 extern GLenum (GLAPIENTRY *qglCheckFramebufferStatusEXT)(GLenum target);
 609 //extern void (GLAPIENTRY *qglFramebufferTexture1DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
 610 extern void (GLAPIENTRY *qglFramebufferTexture2DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
 611 extern void (GLAPIENTRY *qglFramebufferTexture3DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
 612 extern void (GLAPIENTRY *qglFramebufferRenderbufferEXT)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
 613 extern void (GLAPIENTRY *qglGetFramebufferAttachmentParameterivEXT)(GLenum target, GLenum attachment, GLenum pname, GLint *params);
 614 extern void (GLAPIENTRY *qglGenerateMipmapEXT)(GLenum target);
 615
 616 extern void (GLAPIENTRY *qglScissor)(GLint x, GLint y, GLsizei width, GLsizei height);
 617
 618 extern void (GLAPIENTRY *qglClearColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
 619
 620 extern void (GLAPIENTRY *qglClear)(GLbitfield mask);
 621
 622 extern void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref);
 623 extern void (GLAPIENTRY *qglBlendFunc)(GLenum sfactor, GLenum dfactor);
 624 extern void (GLAPIENTRY *qglCullFace)(GLenum mode);
 625
 626 extern void (GLAPIENTRY *qglDrawBuffer)(GLenum mode);
 627 extern void (GLAPIENTRY *qglReadBuffer)(GLenum mode);
 628 extern void (GLAPIENTRY *qglEnable)(GLenum cap);
 629 extern void (GLAPIENTRY *qglDisable)(GLenum cap);
 630 extern GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap);
 631
 632 extern void (GLAPIENTRY *qglEnableClientState)(GLenum cap);
 633 extern void (GLAPIENTRY *qglDisableClientState)(GLenum cap);
 634
 635 extern void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params);
 636 extern void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params);
 637 extern void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params);
 638 extern void (GLAPIENTRY *qglGetIntegerv)(GLenum pname, GLint *params);
 639
 640 extern GLenum (GLAPIENTRY *qglGetError)(void);
 641 extern const GLubyte* (GLAPIENTRY *qglGetString)(GLenum name);
 642 extern void (GLAPIENTRY *qglFinish)(void);
 643 extern void (GLAPIENTRY *qglFlush)(void);
 644
 645 extern void (GLAPIENTRY *qglClearDepth)(GLclampd depth);
 646 extern void (GLAPIENTRY *qglDepthFunc)(GLenum func);
 647 extern void (GLAPIENTRY *qglDepthMask)(GLboolean flag);
 648 extern void (GLAPIENTRY *qglDepthRange)(GLclampd near_val, GLclampd far_val);
 649 extern void (GLAPIENTRY *qglColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
 650
 651 extern void (GLAPIENTRY *qglDrawRangeElements)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
 652 extern void (GLAPIENTRY *qglDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
 653 extern void (GLAPIENTRY *qglVertexPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 654 extern void (GLAPIENTRY *qglNormalPointer)(GLenum type, GLsizei stride, const GLvoid *ptr);
 655 extern void (GLAPIENTRY *qglColorPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 656 extern void (GLAPIENTRY *qglTexCoordPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 657 extern void (GLAPIENTRY *qglArrayElement)(GLint i);
 658
 659 extern void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
 660 extern void (GLAPIENTRY *qglTexCoord1f)(GLfloat s);
 661 extern void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t);
 662 extern void (GLAPIENTRY *qglTexCoord3f)(GLfloat s, GLfloat t, GLfloat r);
 663 extern void (GLAPIENTRY *qglTexCoord4f)(GLfloat s, GLfloat t, GLfloat r, GLfloat q);
 664 extern void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y);
 665 extern void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z);
 666 extern void (GLAPIENTRY *qglBegin)(GLenum mode);
 667 extern void (GLAPIENTRY *qglEnd)(void);
 668
 669 extern void (GLAPIENTRY *qglMatrixMode)(GLenum mode);
 670 extern void (GLAPIENTRY *qglOrtho)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
 671 extern void (GLAPIENTRY *qglFrustum)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
 672 extern void (GLAPIENTRY *qglViewport)(GLint x, GLint y, GLsizei width, GLsizei height);
 673 extern void (GLAPIENTRY *qglPushMatrix)(void);
 674 extern void (GLAPIENTRY *qglPopMatrix)(void);
 675 extern void (GLAPIENTRY *qglLoadIdentity)(void);
 676 extern void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m);
 677 extern void (GLAPIENTRY *qglLoadMatrixf)(const GLfloat *m);
 678 extern void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m);
 679 extern void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m);
 680 extern void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
 681 extern void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);
 682 extern void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z);
 683 extern void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z);
 684 extern void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z);
 685 extern void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z);
 686
 687 extern void (GLAPIENTRY *qglReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);
 688
 689 extern void (GLAPIENTRY *qglStencilFunc)(GLenum func, GLint ref, GLuint mask);
 690 extern void (GLAPIENTRY *qglStencilMask)(GLuint mask);
 691 extern void (GLAPIENTRY *qglStencilOp)(GLenum fail, GLenum zfail, GLenum zpass);
 692 extern void (GLAPIENTRY *qglClearStencil)(GLint s);
 693
 694 extern void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param);
 695 extern void (GLAPIENTRY *qglTexEnvfv)(GLenum target, GLenum pname, const GLfloat *params);
 696 extern void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param);
 697 extern void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
 698 extern void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
 699 extern void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
 700 extern void (GLAPIENTRY *qglHint)(GLenum target, GLenum mode);
 701
 702 extern void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures);
 703 extern void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures);
 704 extern void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture);
 705 //extern void (GLAPIENTRY *qglPrioritizeTextures)(GLsizei n, const GLuint *textures, const GLclampf *priorities);
 706 //extern GLboolean (GLAPIENTRY *qglAreTexturesResident)(GLsizei n, const GLuint *textures, GLboolean *residences);
 707 extern GLboolean (GLAPIENTRY *qglIsTexture)(GLuint texture);
 708 extern void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param);
 709 extern void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param);
 710
 711 //extern void (GLAPIENTRY *qglTexImage1D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
 712 extern void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
 713 //extern void (GLAPIENTRY *qglTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);
 714 extern void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
 715 //extern void (GLAPIENTRY *qglCopyTexImage1D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLint border);
 716 extern void (GLAPIENTRY *qglCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
 717 //extern void (GLAPIENTRY *qglCopyTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);
 718 extern void (GLAPIENTRY *qglCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
 719
 720 extern void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
 721 extern void (GLAPIENTRY *qglPolygonMode)(GLenum face, GLenum mode);
 722
 723 extern void (GLAPIENTRY *qglClipPlane)(GLenum plane, const GLdouble *equation);
 724 extern void (GLAPIENTRY *qglGetClipPlane)(GLenum plane, GLdouble *equation);
 725
 726 //[515]: added on 29.07.2005
 727 extern void (GLAPIENTRY *qglLineWidth)(GLfloat width);
 728 extern void (GLAPIENTRY *qglPointSize)(GLfloat size);
 729
 730 // GL_ARB_shader_objects
 731 extern int gl_support_shader_objects;
 732 #ifndef GL_PROGRAM_OBJECT_ARB
 733 // 1-byte character string
 734 typedef char GLcharARB;
 735 // 4-byte integer handle to a shader object or program object
 736 typedef unsigned int GLhandleARB;
 737 #endif
 738 extern void (GLAPIENTRY *qglDeleteObjectARB)(GLhandleARB obj);
 739 extern GLhandleARB (GLAPIENTRY *qglGetHandleARB)(GLenum pname);
 740 extern void (GLAPIENTRY *qglDetachObjectARB)(GLhandleARB containerObj, GLhandleARB attachedObj);
 741 extern GLhandleARB (GLAPIENTRY *qglCreateShaderObjectARB)(GLenum shaderType);
 742 extern void (GLAPIENTRY *qglShaderSourceARB)(GLhandleARB shaderObj, GLsizei count, const GLcharARB **string, const GLint *length);
 743 extern void (GLAPIENTRY *qglCompileShaderARB)(GLhandleARB shaderObj);
 744 extern GLhandleARB (GLAPIENTRY *qglCreateProgramObjectARB)(void);
 745 extern void (GLAPIENTRY *qglAttachObjectARB)(GLhandleARB containerObj, GLhandleARB obj);
 746 extern void (GLAPIENTRY *qglLinkProgramARB)(GLhandleARB programObj);
 747 extern void (GLAPIENTRY *qglUseProgramObjectARB)(GLhandleARB programObj);
 748 extern void (GLAPIENTRY *qglValidateProgramARB)(GLhandleARB programObj);
 749 extern void (GLAPIENTRY *qglUniform1fARB)(GLint location, GLfloat v0);
 750 extern void (GLAPIENTRY *qglUniform2fARB)(GLint location, GLfloat v0, GLfloat v1);
 751 extern void (GLAPIENTRY *qglUniform3fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
 752 extern void (GLAPIENTRY *qglUniform4fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
 753 extern void (GLAPIENTRY *qglUniform1iARB)(GLint location, GLint v0);
 754 extern void (GLAPIENTRY *qglUniform2iARB)(GLint location, GLint v0, GLint v1);
 755 extern void (GLAPIENTRY *qglUniform3iARB)(GLint location, GLint v0, GLint v1, GLint v2);
 756 extern void (GLAPIENTRY *qglUniform4iARB)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
 757 extern void (GLAPIENTRY *qglUniform1fvARB)(GLint location, GLsizei count, const GLfloat *value);
 758 extern void (GLAPIENTRY *qglUniform2fvARB)(GLint location, GLsizei count, const GLfloat *value);
 759 extern void (GLAPIENTRY *qglUniform3fvARB)(GLint location, GLsizei count, const GLfloat *value);
 760 extern void (GLAPIENTRY *qglUniform4fvARB)(GLint location, GLsizei count, const GLfloat *value);
 761 extern void (GLAPIENTRY *qglUniform1ivARB)(GLint location, GLsizei count, const GLint *value);
 762 extern void (GLAPIENTRY *qglUniform2ivARB)(GLint location, GLsizei count, const GLint *value);
 763 extern void (GLAPIENTRY *qglUniform3ivARB)(GLint location, GLsizei count, const GLint *value);
 764 extern void (GLAPIENTRY *qglUniform4ivARB)(GLint location, GLsizei count, const GLint *value);
 765 extern void (GLAPIENTRY *qglUniformMatrix2fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 766 extern void (GLAPIENTRY *qglUniformMatrix3fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 767 extern void (GLAPIENTRY *qglUniformMatrix4fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 768 extern void (GLAPIENTRY *qglGetObjectParameterfvARB)(GLhandleARB obj, GLenum pname, GLfloat *params);
 769 extern void (GLAPIENTRY *qglGetObjectParameterivARB)(GLhandleARB obj, GLenum pname, GLint *params);
 770 extern void (GLAPIENTRY *qglGetInfoLogARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog);
 771 extern void (GLAPIENTRY *qglGetAttachedObjectsARB)(GLhandleARB containerObj, GLsizei maxCount, GLsizei *count, GLhandleARB *obj);
 772 extern GLint (GLAPIENTRY *qglGetUniformLocationARB)(GLhandleARB programObj, const GLcharARB *name);
 773 extern void (GLAPIENTRY *qglGetActiveUniformARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
 774 extern void (GLAPIENTRY *qglGetUniformfvARB)(GLhandleARB programObj, GLint location, GLfloat *params);
 775 extern void (GLAPIENTRY *qglGetUniformivARB)(GLhandleARB programObj, GLint location, GLint *params);
 776 extern void (GLAPIENTRY *qglGetShaderSourceARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *source);
 777 extern void (GLAPIENTRY *qglPolygonStipple)(const GLubyte *mask);
 778 #ifndef GL_PROGRAM_OBJECT_ARB
 779 #define GL_PROGRAM_OBJECT_ARB                                   0x8B40
 780 #define GL_OBJECT_TYPE_ARB                                              0x8B4E
 781 #define GL_OBJECT_SUBTYPE_ARB                                   0x8B4F
 782 #define GL_OBJECT_DELETE_STATUS_ARB                             0x8B80
 783 #define GL_OBJECT_COMPILE_STATUS_ARB                    0x8B81
 784 #define GL_OBJECT_LINK_STATUS_ARB                               0x8B82
 785 #define GL_OBJECT_VALIDATE_STATUS_ARB                   0x8B83
 786 #define GL_OBJECT_INFO_LOG_LENGTH_ARB                   0x8B84
 787 #define GL_OBJECT_ATTACHED_OBJECTS_ARB                  0x8B85
 788 #define GL_OBJECT_ACTIVE_UNIFORMS_ARB                   0x8B86
 789 #define GL_OBJECT_ACTIVE_UNIFORM_MAX_LENGTH_ARB 0x8B87
 790 #define GL_OBJECT_SHADER_SOURCE_LENGTH_ARB              0x8B88
 791 #define GL_SHADER_OBJECT_ARB                                    0x8B48
 792 #define GL_FLOAT                                                                0x1406
 793 #define GL_FLOAT_VEC2_ARB                                               0x8B50
 794 #define GL_FLOAT_VEC3_ARB                                               0x8B51
 795 #define GL_FLOAT_VEC4_ARB                                               0x8B52
 796 #define GL_INT                                                                  0x1404
 797 #define GL_INT_VEC2_ARB                                                 0x8B53
 798 #define GL_INT_VEC3_ARB                                                 0x8B54
 799 #define GL_INT_VEC4_ARB                                                 0x8B55
 800 #define GL_BOOL_ARB                                                             0x8B56
 801 #define GL_BOOL_VEC2_ARB                                                0x8B57
 802 #define GL_BOOL_VEC3_ARB                                                0x8B58
 803 #define GL_BOOL_VEC4_ARB                                                0x8B59
 804 #define GL_FLOAT_MAT2_ARB                                               0x8B5A
 805 #define GL_FLOAT_MAT3_ARB                                               0x8B5B
 806 #define GL_FLOAT_MAT4_ARB                                               0x8B5C
 807 #define GL_SAMPLER_1D_ARB                                               0x8B5D
 808 #define GL_SAMPLER_2D_ARB                                               0x8B5E
 809 #define GL_SAMPLER_3D_ARB                                               0x8B5F
 810 #define GL_SAMPLER_CUBE_ARB                                             0x8B60
 811 #define GL_SAMPLER_1D_SHADOW_ARB                                0x8B61
 812 #define GL_SAMPLER_2D_SHADOW_ARB                                0x8B62
 813 #define GL_SAMPLER_2D_RECT_ARB                                  0x8B63
 814 #define GL_SAMPLER_2D_RECT_SHADOW_ARB                   0x8B64
 815 #endif
 816
 817 // GL_ARB_vertex_shader
 818 extern int gl_support_vertex_shader;
 819 //extern void (GLAPIENTRY *qglVertexAttrib1fARB)(GLuint index, GLfloat v0);
 820 //extern void (GLAPIENTRY *qglVertexAttrib1sARB)(GLuint index, GLshort v0);
 821 //extern void (GLAPIENTRY *qglVertexAttrib1dARB)(GLuint index, GLdouble v0);
 822 //extern void (GLAPIENTRY *qglVertexAttrib2fARB)(GLuint index, GLfloat v0, GLfloat v1);
 823 //extern void (GLAPIENTRY *qglVertexAttrib2sARB)(GLuint index, GLshort v0, GLshort v1);
 824 //extern void (GLAPIENTRY *qglVertexAttrib2dARB)(GLuint index, GLdouble v0, GLdouble v1);
 825 //extern void (GLAPIENTRY *qglVertexAttrib3fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
 826 //extern void (GLAPIENTRY *qglVertexAttrib3sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2);
 827 //extern void (GLAPIENTRY *qglVertexAttrib3dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
 828 //extern void (GLAPIENTRY *qglVertexAttrib4fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
 829 //extern void (GLAPIENTRY *qglVertexAttrib4sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
 830 //extern void (GLAPIENTRY *qglVertexAttrib4dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
 831 //extern void (GLAPIENTRY *qglVertexAttrib4NubARB)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
 832 //extern void (GLAPIENTRY *qglVertexAttrib1fvARB)(GLuint index, const GLfloat *v);
 833 //extern void (GLAPIENTRY *qglVertexAttrib1svARB)(GLuint index, const GLshort *v);
 834 //extern void (GLAPIENTRY *qglVertexAttrib1dvARB)(GLuint index, const GLdouble *v);
 835 //extern void (GLAPIENTRY *qglVertexAttrib2fvARB)(GLuint index, const GLfloat *v);
 836 //extern void (GLAPIENTRY *qglVertexAttrib2svARB)(GLuint index, const GLshort *v);
 837 //extern void (GLAPIENTRY *qglVertexAttrib2dvARB)(GLuint index, const GLdouble *v);
 838 //extern void (GLAPIENTRY *qglVertexAttrib3fvARB)(GLuint index, const GLfloat *v);
 839 //extern void (GLAPIENTRY *qglVertexAttrib3svARB)(GLuint index, const GLshort *v);
 840 //extern void (GLAPIENTRY *qglVertexAttrib3dvARB)(GLuint index, const GLdouble *v);
 841 //extern void (GLAPIENTRY *qglVertexAttrib4fvARB)(GLuint index, const GLfloat *v);
 842 //extern void (GLAPIENTRY *qglVertexAttrib4svARB)(GLuint index, const GLshort *v);
 843 //extern void (GLAPIENTRY *qglVertexAttrib4dvARB)(GLuint index, const GLdouble *v);
 844 //extern void (GLAPIENTRY *qglVertexAttrib4ivARB)(GLuint index, const GLint *v);
 845 //extern void (GLAPIENTRY *qglVertexAttrib4bvARB)(GLuint index, const GLbyte *v);
 846 //extern void (GLAPIENTRY *qglVertexAttrib4ubvARB)(GLuint index, const GLubyte *v);
 847 //extern void (GLAPIENTRY *qglVertexAttrib4usvARB)(GLuint index, const GLushort *v);
 848 //extern void (GLAPIENTRY *qglVertexAttrib4uivARB)(GLuint index, const GLuint *v);
 849 //extern void (GLAPIENTRY *qglVertexAttrib4NbvARB)(GLuint index, const GLbyte *v);
 850 //extern void (GLAPIENTRY *qglVertexAttrib4NsvARB)(GLuint index, const GLshort *v);
 851 //extern void (GLAPIENTRY *qglVertexAttrib4NivARB)(GLuint index, const GLint *v);
 852 //extern void (GLAPIENTRY *qglVertexAttrib4NubvARB)(GLuint index, const GLubyte *v);
 853 //extern void (GLAPIENTRY *qglVertexAttrib4NusvARB)(GLuint index, const GLushort *v);
 854 //extern void (GLAPIENTRY *qglVertexAttrib4NuivARB)(GLuint index, const GLuint *v);
 855 extern void (GLAPIENTRY *qglVertexAttribPointerARB)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
 856 extern void (GLAPIENTRY *qglEnableVertexAttribArrayARB)(GLuint index);
 857 extern void (GLAPIENTRY *qglDisableVertexAttribArrayARB)(GLuint index);
 858 extern void (GLAPIENTRY *qglBindAttribLocationARB)(GLhandleARB programObj, GLuint index, const GLcharARB *name);
 859 extern void (GLAPIENTRY *qglGetActiveAttribARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
 860 extern GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLcharARB *name);
 861 //extern void (GLAPIENTRY *qglGetVertexAttribdvARB)(GLuint index, GLenum pname, GLdouble *params);
 862 //extern void (GLAPIENTRY *qglGetVertexAttribfvARB)(GLuint index, GLenum pname, GLfloat *params);
 863 //extern void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params);
 864 //extern void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer);
 865 #ifndef GL_VERTEX_SHADER_ARB
 866 #define GL_VERTEX_SHADER_ARB                                            0x8B31
 867 #define GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB            0x8B4A
 868 #define GL_MAX_VARYING_FLOATS_ARB                                       0x8B4B
 869 #define GL_MAX_VERTEX_ATTRIBS_ARB                                       0x8869
 870 #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB                          0x8872
 871 #define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB           0x8B4C
 872 #define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB         0x8B4D
 873 #define GL_MAX_TEXTURE_COORDS_ARB                                       0x8871
 874 #define GL_VERTEX_PROGRAM_POINT_SIZE_ARB                        0x8642
 875 #define GL_VERTEX_PROGRAM_TWO_SIDE_ARB                          0x8643
 876 #define GL_OBJECT_ACTIVE_ATTRIBUTES_ARB                         0x8B89
 877 #define GL_OBJECT_ACTIVE_ATTRIBUTE_MAX_LENGTH_ARB       0x8B8A
 878 #define GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB                      0x8622
 879 #define GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB                         0x8623
 880 #define GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB                       0x8624
 881 #define GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB                         0x8625
 882 #define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB           0x886A
 883 #define GL_CURRENT_VERTEX_ATTRIB_ARB                            0x8626
 884 #define GL_VERTEX_ATTRIB_ARRAY_POINTER_ARB                      0x8645
 885 #define GL_FLOAT                                                                        0x1406
 886 #define GL_FLOAT_VEC2_ARB                                                       0x8B50
 887 #define GL_FLOAT_VEC3_ARB                                                       0x8B51
 888 #define GL_FLOAT_VEC4_ARB                                                       0x8B52
 889 #define GL_FLOAT_MAT2_ARB                                                       0x8B5A
 890 #define GL_FLOAT_MAT3_ARB                                                       0x8B5B
 891 #define GL_FLOAT_MAT4_ARB                                                       0x8B5C
 892 #endif
 893
 894 // GL_ARB_fragment_shader
 895 extern int gl_support_fragment_shader;
 896 #ifndef GL_FRAGMENT_SHADER_ARB
 897 #define GL_FRAGMENT_SHADER_ARB                                          0x8B30
 898 #define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB          0x8B49
 899 #define GL_MAX_TEXTURE_COORDS_ARB                                       0x8871
 900 #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB                          0x8872
 901 #define GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB          0x8B8B
 902 #endif
 903
 904 // GL_ARB_shading_language_100
 905 extern int gl_support_shading_language_100;
 906 #ifndef GL_SHADING_LANGUAGE_VERSION_ARB
 907 #define GL_SHADING_LANGUAGE_VERSION_ARB                         0x8B8C
 908 #endif
 909
 910 // GL_ARB_texture_compression
 911 extern int gl_support_texture_compression;
 912 extern void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data);
 913 extern void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border,  GLsizei imageSize, const void *data);
 914 //extern void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data);
 915 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);
 916 extern void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data);
 917 //extern void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data);
 918 extern void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img);
 919 #ifndef GL_COMPRESSED_RGB_ARB
 920 #define GL_COMPRESSED_ALPHA_ARB                                         0x84E9
 921 #define GL_COMPRESSED_LUMINANCE_ARB                                     0x84EA
 922 #define GL_COMPRESSED_LUMINANCE_ALPHA_ARB                       0x84EB
 923 #define GL_COMPRESSED_INTENSITY_ARB                                     0x84EC
 924 #define GL_COMPRESSED_RGB_ARB                                           0x84ED
 925 #define GL_COMPRESSED_RGBA_ARB                                          0x84EE
 926 #define GL_TEXTURE_COMPRESSION_HINT_ARB                         0x84EF
 927 #define GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB            0x86A0
 928 #define GL_TEXTURE_COMPRESSED_ARB                                       0x86A1
 929 #define GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB           0x86A2
 930 #define GL_COMPRESSED_TEXTURE_FORMATS_ARB                       0x86A3
 931 #endif
 932
 933 // GL_ARB_occlusion_query
 934 extern int gl_support_arb_occlusion_query;
 935 extern void (GLAPIENTRY *qglGenQueriesARB)(GLsizei n, GLuint *ids);
 936 extern void (GLAPIENTRY *qglDeleteQueriesARB)(GLsizei n, const GLuint *ids);
 937 extern GLboolean (GLAPIENTRY *qglIsQueryARB)(GLuint qid);
 938 extern void (GLAPIENTRY *qglBeginQueryARB)(GLenum target, GLuint qid);
 939 extern void (GLAPIENTRY *qglEndQueryARB)(GLenum target);
 940 extern void (GLAPIENTRY *qglGetQueryivARB)(GLenum target, GLenum pname, GLint *params);
 941 extern void (GLAPIENTRY *qglGetQueryObjectivARB)(GLuint qid, GLenum pname, GLint *params);
 942 extern void (GLAPIENTRY *qglGetQueryObjectuivARB)(GLuint qid, GLenum pname, GLuint *params);
 943 #ifndef GL_SAMPLES_PASSED_ARB
 944 #define GL_SAMPLES_PASSED_ARB                             0x8914
 945 #define GL_QUERY_COUNTER_BITS_ARB                         0x8864
 946 #define GL_CURRENT_QUERY_ARB                              0x8865
 947 #define GL_QUERY_RESULT_ARB                               0x8866
 948 #define GL_QUERY_RESULT_AVAILABLE_ARB                     0x8867
 949 #endif
 950
 951 // GL_EXT_bgr
 952 #define GL_BGR                                  0x80E0
 953
 954 // GL_EXT_bgra
 955 #define GL_BGRA                                 0x80E1
 956
 957 //GL_AMD_texture_texture4
 958 extern int gl_support_amd_texture_texture4;
 959
 960 //GL_ARB_texture_gather
 961 extern int gl_support_arb_texture_gather;
 962
 963 #define DEBUGGL
 964
 965 #ifdef DEBUGGL
 966 #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__);}}
 967 extern int errornumber;
 968 void GL_PrintError(int errornumber, char *filename, int linenumber);
 969 #else
 970 #define CHECKGLERROR
 971 #endif
 972
 973 #endif
 974