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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 //#pragma warning(disable : 4706)               // LordHavoc: MSVC++ 2008 x86, assignment within conditional expression
30 //#pragma warning(disable : 4127)               // LordHavoc: MSVC++ 2008 x86, conditional expression is constant
31 //#pragma warning(disable : 4100)               // LordHavoc: MSVC++ 2008 x86, unreferenced formal parameter
32 //#pragma warning(disable : 4055)               // LordHavoc: MSVC++ 2008 x86, 'type cast' from data pointer   to function pointer
33 //#pragma warning(disable : 4054)               // LordHavoc: MSVC++ 2008 x86, 'type cast' from function pointer   to data pointer
34 #endif
35
36
37 //====================================================
38
39 // wgl uses APIENTRY
40 #ifndef APIENTRY
41 #define APIENTRY
42 #endif
43
44 // for platforms (wgl) that do not use GLAPIENTRY
45 #ifndef GLAPIENTRY
46 #define GLAPIENTRY APIENTRY
47 #endif
48
49 #ifndef GL_PROJECTION
50 #include <stddef.h>
51
52 typedef unsigned int GLenum;
53 typedef unsigned char GLboolean;
54 typedef unsigned int GLbitfield;
55 typedef void GLvoid;
56 // 1-byte signed
57 typedef signed char GLbyte;
58 // 2-byte signed
59 typedef short GLshort;
60 // 4-byte signed
61 typedef int GLint;
62 // 1-byte unsigned
63 typedef unsigned char GLubyte;
64 // 2-byte unsigned
65 typedef unsigned short GLushort;
66 // 4-byte unsigned
67 typedef unsigned int GLuint;
68 // 4-byte signed
69 typedef int GLsizei;
70 // single precision float
71 typedef float GLfloat;
72 // single precision float in [0,1]
73 typedef float GLclampf;
74 // double precision float
75 typedef double GLdouble;
76 // double precision float in [0,1]
77 typedef double GLclampd;
78 // int whose size is the same as a pointer (?)
79 typedef ptrdiff_t GLintptrARB;
80 // int whose size is the same as a pointer (?)
81 typedef ptrdiff_t GLsizeiptrARB;
82
83 #define GL_MODELVIEW                            0x1700
84 #define GL_PROJECTION                           0x1701
85 #define GL_TEXTURE                              0x1702
86 #define GL_MATRIX_MODE                          0x0BA0
87 #define GL_MODELVIEW_MATRIX                     0x0BA6
88 #define GL_PROJECTION_MATRIX                    0x0BA7
89 #define GL_TEXTURE_MATRIX                       0x0BA8
90
91 #define GL_DONT_CARE                            0x1100
92 #define GL_FASTEST                                      0x1101
93 #define GL_NICEST                                       0x1102
94
95 #define GL_DEPTH_TEST                           0x0B71
96
97 #define GL_CULL_FACE                            0x0B44
98
99 #define GL_BLEND                                0x0BE2
100 #define GL_ALPHA_TEST                   0x0BC0
101
102 #define GL_ZERO                                 0x0
103 #define GL_ONE                                  0x1
104 #define GL_SRC_COLOR                            0x0300
105 #define GL_ONE_MINUS_SRC_COLOR                  0x0301
106 #define GL_DST_COLOR                            0x0306
107 #define GL_ONE_MINUS_DST_COLOR                  0x0307
108 #define GL_SRC_ALPHA                            0x0302
109 #define GL_ONE_MINUS_SRC_ALPHA                  0x0303
110 #define GL_DST_ALPHA                            0x0304
111 #define GL_ONE_MINUS_DST_ALPHA                  0x0305
112 #define GL_SRC_ALPHA_SATURATE                   0x0308
113 #define GL_CONSTANT_COLOR                       0x8001
114 #define GL_ONE_MINUS_CONSTANT_COLOR             0x8002
115 #define GL_CONSTANT_ALPHA                       0x8003
116 #define GL_ONE_MINUS_CONSTANT_ALPHA             0x8004
117
118 #define GL_TEXTURE_ENV                          0x2300
119 #define GL_TEXTURE_ENV_MODE                     0x2200
120 #define GL_TEXTURE_1D                           0x0DE0
121 #define GL_TEXTURE_2D                           0x0DE1
122 #define GL_TEXTURE_WRAP_S                       0x2802
123 #define GL_TEXTURE_WRAP_T                       0x2803
124 #define GL_TEXTURE_WRAP_R                       0x8072
125 #define GL_TEXTURE_BORDER_COLOR                 0x1004
126 #define GL_TEXTURE_MAG_FILTER                   0x2800
127 #define GL_TEXTURE_MIN_FILTER                   0x2801
128 #define GL_PACK_ALIGNMENT                       0x0D05
129 #define GL_UNPACK_ALIGNMENT                     0x0CF5
130 #define GL_TEXTURE_BINDING_1D                   0x8068
131 #define GL_TEXTURE_BINDING_2D                   0x8069
132 #define GL_TEXTURE_INTERNAL_FORMAT              0x1003
133 #define GL_TEXTURE_MIN_LOD                      0x813A
134 #define GL_TEXTURE_MAX_LOD                      0x813B
135 #define GL_TEXTURE_BASE_LEVEL                   0x813C
136 #define GL_TEXTURE_MAX_LEVEL                    0x813D
137
138 #define GL_NEAREST                              0x2600
139 #define GL_LINEAR                               0x2601
140 #define GL_NEAREST_MIPMAP_NEAREST               0x2700
141 #define GL_NEAREST_MIPMAP_LINEAR                0x2702
142 #define GL_LINEAR_MIPMAP_NEAREST                0x2701
143 #define GL_LINEAR_MIPMAP_LINEAR                 0x2703
144
145 #define GL_LINE                                 0x1B01
146 #define GL_FILL                                 0x1B02
147
148 #define GL_ADD                                  0x0104
149 #define GL_DECAL                                0x2101
150 #define GL_MODULATE                             0x2100
151
152 #define GL_REPEAT                               0x2901
153 #define GL_CLAMP                                0x2900
154
155 #define GL_POINTS                               0x0000
156 #define GL_LINES                                0x0001
157 #define GL_LINE_LOOP                    0x0002
158 #define GL_LINE_STRIP                   0x0003
159 #define GL_TRIANGLES                    0x0004
160 #define GL_TRIANGLE_STRIP               0x0005
161 #define GL_TRIANGLE_FAN                 0x0006
162 #define GL_QUADS                                0x0007
163 #define GL_QUAD_STRIP                   0x0008
164 #define GL_POLYGON                              0x0009
165
166 #define GL_FALSE                                0x0
167 #define GL_TRUE                                 0x1
168
169 #define GL_BYTE                                 0x1400
170 #define GL_UNSIGNED_BYTE                        0x1401
171 #define GL_SHORT                                0x1402
172 #define GL_UNSIGNED_SHORT                       0x1403
173 #define GL_INT                                  0x1404
174 #define GL_UNSIGNED_INT                         0x1405
175 #define GL_FLOAT                                0x1406
176 #define GL_DOUBLE                               0x140A
177 #define GL_2_BYTES                              0x1407
178 #define GL_3_BYTES                              0x1408
179 #define GL_4_BYTES                              0x1409
180
181 #define GL_VERTEX_ARRAY                         0x8074
182 #define GL_NORMAL_ARRAY                         0x8075
183 #define GL_COLOR_ARRAY                          0x8076
184 //#define GL_INDEX_ARRAY                                0x8077
185 #define GL_TEXTURE_COORD_ARRAY                  0x8078
186 //#define GL_EDGE_FLAG_ARRAY                    0x8079
187
188 #define GL_NONE                                 0
189 #define GL_FRONT_LEFT                   0x0400
190 #define GL_FRONT_RIGHT                  0x0401
191 #define GL_BACK_LEFT                    0x0402
192 #define GL_BACK_RIGHT                   0x0403
193 #define GL_FRONT                                0x0404
194 #define GL_BACK                                 0x0405
195 #define GL_LEFT                                 0x0406
196 #define GL_RIGHT                                0x0407
197 #define GL_FRONT_AND_BACK               0x0408
198 #define GL_AUX0                                 0x0409
199 #define GL_AUX1                                 0x040A
200 #define GL_AUX2                                 0x040B
201 #define GL_AUX3                                 0x040C
202
203 #define GL_VENDOR                               0x1F00
204 #define GL_RENDERER                             0x1F01
205 #define GL_VERSION                              0x1F02
206 #define GL_EXTENSIONS                           0x1F03
207
208 #define GL_NO_ERROR                             0x0
209 #define GL_INVALID_VALUE                        0x0501
210 #define GL_INVALID_ENUM                         0x0500
211 #define GL_INVALID_OPERATION                    0x0502
212 #define GL_STACK_OVERFLOW                       0x0503
213 #define GL_STACK_UNDERFLOW                      0x0504
214 #define GL_OUT_OF_MEMORY                        0x0505
215
216 #define GL_DITHER                               0x0BD0
217 #define GL_ALPHA                                0x1906
218 #define GL_RGB                                  0x1907
219 #define GL_RGBA                                 0x1908
220
221 #define GL_MAX_TEXTURE_SIZE                     0x0D33
222
223 #define GL_NEVER                                0x0200
224 #define GL_LESS                                 0x0201
225 #define GL_EQUAL                                0x0202
226 #define GL_LEQUAL                               0x0203
227 #define GL_GREATER                              0x0204
228 #define GL_NOTEQUAL                             0x0205
229 #define GL_GEQUAL                               0x0206
230 #define GL_ALWAYS                               0x0207
231 #define GL_DEPTH_TEST                           0x0B71
232
233 #define GL_RED_SCALE                            0x0D14
234 #define GL_GREEN_SCALE                          0x0D18
235 #define GL_BLUE_SCALE                           0x0D1A
236 #define GL_ALPHA_SCALE                          0x0D1C
237
238 #define GL_DEPTH_BUFFER_BIT                     0x00000100
239 #define GL_ACCUM_BUFFER_BIT                     0x00000200
240 #define GL_STENCIL_BUFFER_BIT                   0x00000400
241 #define GL_COLOR_BUFFER_BIT                     0x00004000
242
243 #define GL_STENCIL_TEST                         0x0B90
244 #define GL_KEEP                                 0x1E00
245 #define GL_REPLACE                              0x1E01
246 #define GL_INCR                                 0x1E02
247 #define GL_DECR                                 0x1E03
248
249 #define GL_POLYGON_OFFSET_FACTOR          0x8038
250 #define GL_POLYGON_OFFSET_UNITS           0x2A00
251 #define GL_POLYGON_OFFSET_POINT           0x2A01
252 #define GL_POLYGON_OFFSET_LINE            0x2A02
253 #define GL_POLYGON_OFFSET_FILL            0x8037
254
255 #define GL_POINT_SMOOTH                         0x0B10
256 #define GL_LINE_SMOOTH                          0x0B20
257 #define GL_POLYGON_SMOOTH                       0x0B41
258
259 #define GL_POLYGON_STIPPLE                0x0B42
260
261 #define GL_CLIP_PLANE0                    0x3000
262 #define GL_CLIP_PLANE1                    0x3001
263 #define GL_CLIP_PLANE2                    0x3002
264 #define GL_CLIP_PLANE3                    0x3003
265 #define GL_CLIP_PLANE4                    0x3004
266 #define GL_CLIP_PLANE5                    0x3005
267
268 #define GL_DEPTH_COMPONENT                0x1902
269 #define GL_VIEWPORT                       0x0BA2
270 #define GL_DRAW_BUFFER                    0x0C01
271 #define GL_READ_BUFFER                    0x0C02
272 #define GL_LUMINANCE                      0x1909
273 #define GL_INTENSITY                      0x8049
274
275 #endif
276
277 //GL_EXT_texture_filter_anisotropic
278 #ifndef GL_TEXTURE_MAX_ANISOTROPY_EXT
279 #define GL_TEXTURE_MAX_ANISOTROPY_EXT       0x84FE
280 #define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT   0x84FF
281 #endif
282
283 // GL_ARB_depth_texture
284 #ifndef GL_DEPTH_COMPONENT32_ARB
285 #define GL_DEPTH_COMPONENT16_ARB          0x81A5
286 #define GL_DEPTH_COMPONENT24_ARB          0x81A6
287 #define GL_DEPTH_COMPONENT32_ARB          0x81A7
288 #define GL_TEXTURE_DEPTH_SIZE_ARB         0x884A
289 #define GL_DEPTH_TEXTURE_MODE_ARB         0x884B
290 #endif
291
292 // GL_ARB_shadow
293 #ifndef GL_TEXTURE_COMPARE_MODE_ARB
294 #define GL_TEXTURE_COMPARE_MODE_ARB       0x884C
295 #define GL_TEXTURE_COMPARE_FUNC_ARB       0x884D
296 #define GL_COMPARE_R_TO_TEXTURE_ARB       0x884E
297 #endif
298
299 // GL_ARB_multitexture
300 extern void (GLAPIENTRY *qglMultiTexCoord1f) (GLenum, GLfloat);
301 extern void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat);
302 extern void (GLAPIENTRY *qglMultiTexCoord3f) (GLenum, GLfloat, GLfloat, GLfloat);
303 extern void (GLAPIENTRY *qglMultiTexCoord4f) (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);
304 extern void (GLAPIENTRY *qglActiveTexture) (GLenum);
305 extern void (GLAPIENTRY *qglClientActiveTexture) (GLenum);
306 #ifndef GL_ACTIVE_TEXTURE_ARB
307 #define GL_ACTIVE_TEXTURE_ARB                   0x84E0
308 #define GL_CLIENT_ACTIVE_TEXTURE_ARB    0x84E1
309 #define GL_MAX_TEXTURE_UNITS_ARB                0x84E2
310 #define GL_TEXTURE0_ARB                                 0x84C0
311 #define GL_TEXTURE1_ARB                                 0x84C1
312 #define GL_TEXTURE2_ARB                                 0x84C2
313 #define GL_TEXTURE3_ARB                                 0x84C3
314 #define GL_TEXTURE4_ARB                                 0x84C4
315 #define GL_TEXTURE5_ARB                                 0x84C5
316 #define GL_TEXTURE6_ARB                                 0x84C6
317 #define GL_TEXTURE7_ARB                                 0x84C7
318 #define GL_TEXTURE8_ARB                                 0x84C8
319 #define GL_TEXTURE9_ARB                                 0x84C9
320 #define GL_TEXTURE10_ARB                                0x84CA
321 #define GL_TEXTURE11_ARB                                0x84CB
322 #define GL_TEXTURE12_ARB                                0x84CC
323 #define GL_TEXTURE13_ARB                                0x84CD
324 #define GL_TEXTURE14_ARB                                0x84CE
325 #define GL_TEXTURE15_ARB                                0x84CF
326 #define GL_TEXTURE16_ARB                                0x84D0
327 #define GL_TEXTURE17_ARB                                0x84D1
328 #define GL_TEXTURE18_ARB                                0x84D2
329 #define GL_TEXTURE19_ARB                                0x84D3
330 #define GL_TEXTURE20_ARB                                0x84D4
331 #define GL_TEXTURE21_ARB                                0x84D5
332 #define GL_TEXTURE22_ARB                                0x84D6
333 #define GL_TEXTURE23_ARB                                0x84D7
334 #define GL_TEXTURE24_ARB                                0x84D8
335 #define GL_TEXTURE25_ARB                                0x84D9
336 #define GL_TEXTURE26_ARB                                0x84DA
337 #define GL_TEXTURE27_ARB                                0x84DB
338 #define GL_TEXTURE28_ARB                                0x84DC
339 #define GL_TEXTURE29_ARB                                0x84DD
340 #define GL_TEXTURE30_ARB                                0x84DE
341 #define GL_TEXTURE31_ARB                                0x84DF
342 #endif
343
344 // GL_ARB_texture_env_combine
345 #ifndef GL_COMBINE_ARB
346 #define GL_COMBINE_ARB                                  0x8570
347 #define GL_COMBINE_RGB_ARB                              0x8571
348 #define GL_COMBINE_ALPHA_ARB                    0x8572
349 #define GL_SOURCE0_RGB_ARB                              0x8580
350 #define GL_SOURCE1_RGB_ARB                              0x8581
351 #define GL_SOURCE2_RGB_ARB                              0x8582
352 #define GL_SOURCE0_ALPHA_ARB                    0x8588
353 #define GL_SOURCE1_ALPHA_ARB                    0x8589
354 #define GL_SOURCE2_ALPHA_ARB                    0x858A
355 #define GL_OPERAND0_RGB_ARB                             0x8590
356 #define GL_OPERAND1_RGB_ARB                             0x8591
357 #define GL_OPERAND2_RGB_ARB                             0x8592
358 #define GL_OPERAND0_ALPHA_ARB                   0x8598
359 #define GL_OPERAND1_ALPHA_ARB                   0x8599
360 #define GL_OPERAND2_ALPHA_ARB                   0x859A
361 #define GL_RGB_SCALE_ARB                                0x8573
362 #define GL_ADD_SIGNED_ARB                               0x8574
363 #define GL_INTERPOLATE_ARB                              0x8575
364 #define GL_SUBTRACT_ARB                                 0x84E7
365 #define GL_CONSTANT_ARB                                 0x8576
366 #define GL_PRIMARY_COLOR_ARB                    0x8577
367 #define GL_PREVIOUS_ARB                                 0x8578
368 #endif
369
370 #ifndef GL_MAX_ELEMENTS_VERTICES
371 #define GL_MAX_ELEMENTS_VERTICES                0x80E8
372 #endif
373 #ifndef GL_MAX_ELEMENTS_INDICES
374 #define GL_MAX_ELEMENTS_INDICES                 0x80E9
375 #endif
376
377
378 #ifndef GL_TEXTURE_3D
379 #define GL_PACK_SKIP_IMAGES                     0x806B
380 #define GL_PACK_IMAGE_HEIGHT                    0x806C
381 #define GL_UNPACK_SKIP_IMAGES                   0x806D
382 #define GL_UNPACK_IMAGE_HEIGHT                  0x806E
383 #define GL_TEXTURE_3D                           0x806F
384 #define GL_PROXY_TEXTURE_3D                     0x8070
385 #define GL_TEXTURE_DEPTH                        0x8071
386 #define GL_TEXTURE_WRAP_R                       0x8072
387 #define GL_MAX_3D_TEXTURE_SIZE                  0x8073
388 #define GL_TEXTURE_BINDING_3D                   0x806A
389 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);
390 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);
391 extern void (GLAPIENTRY *qglCopyTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height);
392 #endif
393
394 #ifndef GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB
395 #define GL_NORMAL_MAP_ARB                           0x8511
396 #define GL_REFLECTION_MAP_ARB               0x8512
397 #define GL_TEXTURE_CUBE_MAP_ARB             0x8513
398 #define GL_TEXTURE_BINDING_CUBE_MAP_ARB     0x8514
399 #define GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB     0x8515
400 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB     0x8516
401 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB     0x8517
402 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB     0x8518
403 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB     0x8519
404 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB     0x851A
405 #define GL_PROXY_TEXTURE_CUBE_MAP_ARB       0x851B
406 #define GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB                0x851C
407 #endif
408
409 #ifndef GL_TEXTURE_RECTANGLE_ARB
410 #define GL_TEXTURE_RECTANGLE_ARB            0x84F5
411 #define GL_TEXTURE_BINDING_RECTANGLE_ARB    0x84F6
412 #define GL_PROXY_TEXTURE_RECTANGLE_ARB      0x84F7
413 #define GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB   0x84F8
414 #define GL_SAMPLER_2D_RECT_ARB              0x8B63
415 #define GL_SAMPLER_2D_RECT_SHADOW_ARB       0x8B64
416 #endif
417
418 #ifndef GL_DEPTH_COMPONENT16_ARB
419 #define GL_DEPTH_COMPONENT16_ARB       0x81A5
420 #define GL_DEPTH_COMPONENT24_ARB       0x81A6
421 #define GL_DEPTH_COMPONENT32_ARB       0x81A7
422 #define GL_TEXTURE_DEPTH_SIZE_ARB      0x884A
423 #define GL_DEPTH_TEXTURE_MODE_ARB      0x884B
424 #endif
425
426 #ifndef GL_SCISSOR_TEST
427 #define GL_SCISSOR_TEST                         0x0C11
428 #define GL_SCISSOR_BOX                          0x0C10
429 #endif
430
431 // GL_SGIS_texture_edge_clamp or GL_EXT_texture_edge_clamp
432 #ifndef GL_CLAMP_TO_EDGE
433 #define GL_CLAMP_TO_EDGE 0x812F
434 #endif
435
436 //GL_ATI_separate_stencil
437 #ifndef GL_STENCIL_BACK_FUNC
438 #define GL_STENCIL_BACK_FUNC              0x8800
439 #define GL_STENCIL_BACK_FAIL              0x8801
440 #define GL_STENCIL_BACK_PASS_DEPTH_FAIL   0x8802
441 #define GL_STENCIL_BACK_PASS_DEPTH_PASS   0x8803
442 #endif
443 extern void (GLAPIENTRY *qglStencilOpSeparate)(GLenum, GLenum, GLenum, GLenum);
444 extern void (GLAPIENTRY *qglStencilFuncSeparate)(GLenum, GLenum, GLint, GLuint);
445
446 //GL_EXT_stencil_two_side
447 #define GL_STENCIL_TEST_TWO_SIDE_EXT      0x8910
448 #define GL_ACTIVE_STENCIL_FACE_EXT        0x8911
449 extern void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
450
451 //GL_EXT_blend_minmax
452 #ifndef GL_FUNC_ADD_EXT
453 #define GL_FUNC_ADD_EXT                   0x8006 // also supplied by GL_EXT_blend_subtract
454 #define GL_MIN_EXT                        0x8007
455 #define GL_MAX_EXT                        0x8008
456 #define GL_BLEND_EQUATION_EXT             0x8009 // also supplied by GL_EXT_blend_subtract
457 extern void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); // also supplied by GL_EXT_blend_subtract
458 #endif
459
460 //GL_EXT_blend_subtract
461 #ifndef GL_FUNC_SUBTRACT_EXT
462 #define GL_FUNC_SUBTRACT_EXT              0x800A
463 #define GL_FUNC_REVERSE_SUBTRACT_EXT      0x800B
464 extern void (GLAPIENTRY *qglBlendEquationEXT)(GLenum); // also supplied by GL_EXT_blend_subtract
465 #endif
466
467 //GL_ARB_texture_non_power_of_two
468
469 //GL_ARB_vertex_buffer_object
470 #ifndef GL_ARRAY_BUFFER_ARB
471 #define GL_ARRAY_BUFFER_ARB               0x8892
472 #define GL_ELEMENT_ARRAY_BUFFER_ARB       0x8893
473 #define GL_ARRAY_BUFFER_BINDING_ARB       0x8894
474 #define GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB 0x8895
475 #define GL_VERTEX_ARRAY_BUFFER_BINDING_ARB 0x8896
476 #define GL_NORMAL_ARRAY_BUFFER_BINDING_ARB 0x8897
477 #define GL_COLOR_ARRAY_BUFFER_BINDING_ARB 0x8898
478 #define GL_INDEX_ARRAY_BUFFER_BINDING_ARB 0x8899
479 #define GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB 0x889A
480 #define GL_EDGE_FLAG_ARRAY_BUFFER_BINDING_ARB 0x889B
481 #define GL_SECONDARY_COLOR_ARRAY_BUFFER_BINDING_ARB 0x889C
482 #define GL_FOG_COORDINATE_ARRAY_BUFFER_BINDING_ARB 0x889D
483 #define GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB 0x889E
484 #define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB 0x889F
485 #define GL_STREAM_DRAW_ARB                0x88E0
486 #define GL_STREAM_READ_ARB                0x88E1
487 #define GL_STREAM_COPY_ARB                0x88E2
488 #define GL_STATIC_DRAW_ARB                0x88E4
489 #define GL_STATIC_READ_ARB                0x88E5
490 #define GL_STATIC_COPY_ARB                0x88E6
491 #define GL_DYNAMIC_DRAW_ARB               0x88E8
492 #define GL_DYNAMIC_READ_ARB               0x88E9
493 #define GL_DYNAMIC_COPY_ARB               0x88EA
494 #define GL_READ_ONLY_ARB                  0x88B8
495 #define GL_WRITE_ONLY_ARB                 0x88B9
496 #define GL_READ_WRITE_ARB                 0x88BA
497 #define GL_BUFFER_SIZE_ARB                0x8764
498 #define GL_BUFFER_USAGE_ARB               0x8765
499 #define GL_BUFFER_ACCESS_ARB              0x88BB
500 #define GL_BUFFER_MAPPED_ARB              0x88BC
501 #define GL_BUFFER_MAP_POINTER_ARB         0x88BD
502 #endif
503 extern void (GLAPIENTRY *qglBindBufferARB) (GLenum target, GLuint buffer);
504 extern void (GLAPIENTRY *qglDeleteBuffersARB) (GLsizei n, const GLuint *buffers);
505 extern void (GLAPIENTRY *qglGenBuffersARB) (GLsizei n, GLuint *buffers);
506 extern GLboolean (GLAPIENTRY *qglIsBufferARB) (GLuint buffer);
507 extern GLvoid* (GLAPIENTRY *qglMapBufferARB) (GLenum target, GLenum access);
508 extern GLboolean (GLAPIENTRY *qglUnmapBufferARB) (GLenum target);
509 extern void (GLAPIENTRY *qglBufferDataARB) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage);
510 extern void (GLAPIENTRY *qglBufferSubDataARB) (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data);
511
512 //GL_EXT_framebuffer_object
513 #ifndef GL_FRAMEBUFFER_EXT
514 #define GL_FRAMEBUFFER_EXT                                   0x8D40
515 #define GL_RENDERBUFFER_EXT                                  0x8D41
516 #define GL_STENCIL_INDEX1_EXT                                0x8D46
517 #define GL_STENCIL_INDEX4_EXT                                0x8D47
518 #define GL_STENCIL_INDEX8_EXT                                0x8D48
519 #define GL_STENCIL_INDEX16_EXT                               0x8D49
520 #define GL_RENDERBUFFER_WIDTH_EXT                            0x8D42
521 #define GL_RENDERBUFFER_HEIGHT_EXT                           0x8D43
522 #define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT                  0x8D44
523 #define GL_RENDERBUFFER_RED_SIZE_EXT                         0x8D50
524 #define GL_RENDERBUFFER_GREEN_SIZE_EXT                       0x8D51
525 #define GL_RENDERBUFFER_BLUE_SIZE_EXT                        0x8D52
526 #define GL_RENDERBUFFER_ALPHA_SIZE_EXT                       0x8D53
527 #define GL_RENDERBUFFER_DEPTH_SIZE_EXT                       0x8D54
528 #define GL_RENDERBUFFER_STENCIL_SIZE_EXT                     0x8D55
529 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT            0x8CD0
530 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT            0x8CD1
531 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT          0x8CD2
532 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT  0x8CD3
533 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT     0x8CD4
534 #define GL_COLOR_ATTACHMENT0_EXT                             0x8CE0
535 #define GL_COLOR_ATTACHMENT1_EXT                             0x8CE1
536 #define GL_COLOR_ATTACHMENT2_EXT                             0x8CE2
537 #define GL_COLOR_ATTACHMENT3_EXT                             0x8CE3
538 #define GL_COLOR_ATTACHMENT4_EXT                             0x8CE4
539 #define GL_COLOR_ATTACHMENT5_EXT                             0x8CE5
540 #define GL_COLOR_ATTACHMENT6_EXT                             0x8CE6
541 #define GL_COLOR_ATTACHMENT7_EXT                             0x8CE7
542 #define GL_COLOR_ATTACHMENT8_EXT                             0x8CE8
543 #define GL_COLOR_ATTACHMENT9_EXT                             0x8CE9
544 #define GL_COLOR_ATTACHMENT10_EXT                            0x8CEA
545 #define GL_COLOR_ATTACHMENT11_EXT                            0x8CEB
546 #define GL_COLOR_ATTACHMENT12_EXT                            0x8CEC
547 #define GL_COLOR_ATTACHMENT13_EXT                            0x8CED
548 #define GL_COLOR_ATTACHMENT14_EXT                            0x8CEE
549 #define GL_COLOR_ATTACHMENT15_EXT                            0x8CEF
550 #define GL_DEPTH_ATTACHMENT_EXT                              0x8D00
551 #define GL_STENCIL_ATTACHMENT_EXT                            0x8D20
552 #define GL_FRAMEBUFFER_COMPLETE_EXT                          0x8CD5
553 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT             0x8CD6
554 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT     0x8CD7
555 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT             0x8CD9
556 #define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT                0x8CDA
557 #define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT            0x8CDB
558 #define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT            0x8CDC
559 #define GL_FRAMEBUFFER_UNSUPPORTED_EXT                       0x8CDD
560 #define GL_FRAMEBUFFER_BINDING_EXT                           0x8CA6
561 #define GL_RENDERBUFFER_BINDING_EXT                          0x8CA7
562 #define GL_MAX_COLOR_ATTACHMENTS_EXT                         0x8CDF
563 #define GL_MAX_RENDERBUFFER_SIZE_EXT                         0x84E8
564 #define GL_INVALID_FRAMEBUFFER_OPERATION_EXT                 0x0506
565 #endif
566 extern GLboolean (GLAPIENTRY *qglIsRenderbufferEXT)(GLuint renderbuffer);
567 extern void (GLAPIENTRY *qglBindRenderbufferEXT)(GLenum target, GLuint renderbuffer);
568 extern void (GLAPIENTRY *qglDeleteRenderbuffersEXT)(GLsizei n, const GLuint *renderbuffers);
569 extern void (GLAPIENTRY *qglGenRenderbuffersEXT)(GLsizei n, GLuint *renderbuffers);
570 extern void (GLAPIENTRY *qglRenderbufferStorageEXT)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
571 extern void (GLAPIENTRY *qglGetRenderbufferParameterivEXT)(GLenum target, GLenum pname, GLint *params);
572 extern GLboolean (GLAPIENTRY *qglIsFramebufferEXT)(GLuint framebuffer);
573 extern void (GLAPIENTRY *qglBindFramebufferEXT)(GLenum target, GLuint framebuffer);
574 extern void (GLAPIENTRY *qglDeleteFramebuffersEXT)(GLsizei n, const GLuint *framebuffers);
575 extern void (GLAPIENTRY *qglGenFramebuffersEXT)(GLsizei n, GLuint *framebuffers);
576 extern GLenum (GLAPIENTRY *qglCheckFramebufferStatusEXT)(GLenum target);
577 //extern void (GLAPIENTRY *qglFramebufferTexture1DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
578 extern void (GLAPIENTRY *qglFramebufferTexture2DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
579 extern void (GLAPIENTRY *qglFramebufferTexture3DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
580 extern void (GLAPIENTRY *qglFramebufferRenderbufferEXT)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
581 extern void (GLAPIENTRY *qglGetFramebufferAttachmentParameterivEXT)(GLenum target, GLenum attachment, GLenum pname, GLint *params);
582 extern void (GLAPIENTRY *qglGenerateMipmapEXT)(GLenum target);
583
584 // GL_ARB_draw_buffers
585 #ifndef GL_MAX_DRAW_BUFFERS_ARB
586 #define GL_MAX_DRAW_BUFFERS_ARB                              0x8824
587 #define GL_DRAW_BUFFER0_ARB                                  0x8825
588 #define GL_DRAW_BUFFER1_ARB                                  0x8826
589 #define GL_DRAW_BUFFER2_ARB                                  0x8827
590 #define GL_DRAW_BUFFER3_ARB                                  0x8828
591 #define GL_DRAW_BUFFER4_ARB                                  0x8829
592 #define GL_DRAW_BUFFER5_ARB                                  0x882A
593 #define GL_DRAW_BUFFER6_ARB                                  0x882B
594 #define GL_DRAW_BUFFER7_ARB                                  0x882C
595 #define GL_DRAW_BUFFER8_ARB                                  0x882D
596 #define GL_DRAW_BUFFER9_ARB                                  0x882E
597 #define GL_DRAW_BUFFER10_ARB                                 0x882F
598 #define GL_DRAW_BUFFER11_ARB                                 0x8830
599 #define GL_DRAW_BUFFER12_ARB                                 0x8831
600 #define GL_DRAW_BUFFER13_ARB                                 0x8832
601 #define GL_DRAW_BUFFER14_ARB                                 0x8833
602 #define GL_DRAW_BUFFER15_ARB                                 0x8834
603 #endif
604 extern void (GLAPIENTRY *qglDrawBuffersARB)(GLsizei n, const GLenum *bufs);
605
606
607 extern void (GLAPIENTRY *qglScissor)(GLint x, GLint y, GLsizei width, GLsizei height);
608
609 extern void (GLAPIENTRY *qglClearColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
610
611 extern void (GLAPIENTRY *qglClear)(GLbitfield mask);
612
613 extern void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref);
614 extern void (GLAPIENTRY *qglBlendFunc)(GLenum sfactor, GLenum dfactor);
615 extern void (GLAPIENTRY *qglCullFace)(GLenum mode);
616
617 extern void (GLAPIENTRY *qglDrawBuffer)(GLenum mode);
618 extern void (GLAPIENTRY *qglReadBuffer)(GLenum mode);
619 extern void (GLAPIENTRY *qglEnable)(GLenum cap);
620 extern void (GLAPIENTRY *qglDisable)(GLenum cap);
621 extern GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap);
622
623 extern void (GLAPIENTRY *qglEnableClientState)(GLenum cap);
624 extern void (GLAPIENTRY *qglDisableClientState)(GLenum cap);
625
626 extern void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params);
627 extern void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params);
628 extern void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params);
629 extern void (GLAPIENTRY *qglGetIntegerv)(GLenum pname, GLint *params);
630
631 extern GLenum (GLAPIENTRY *qglGetError)(void);
632 extern const GLubyte* (GLAPIENTRY *qglGetString)(GLenum name);
633 extern void (GLAPIENTRY *qglFinish)(void);
634 extern void (GLAPIENTRY *qglFlush)(void);
635
636 extern void (GLAPIENTRY *qglClearDepth)(GLclampd depth);
637 extern void (GLAPIENTRY *qglDepthFunc)(GLenum func);
638 extern void (GLAPIENTRY *qglDepthMask)(GLboolean flag);
639 extern void (GLAPIENTRY *qglDepthRange)(GLclampd near_val, GLclampd far_val);
640 extern void (GLAPIENTRY *qglColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
641
642 extern void (GLAPIENTRY *qglDrawRangeElements)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
643 extern void (GLAPIENTRY *qglDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
644 extern void (GLAPIENTRY *qglDrawArrays)(GLenum mode, GLint first, GLsizei count);
645 extern void (GLAPIENTRY *qglVertexPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
646 extern void (GLAPIENTRY *qglNormalPointer)(GLenum type, GLsizei stride, const GLvoid *ptr);
647 extern void (GLAPIENTRY *qglColorPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
648 extern void (GLAPIENTRY *qglTexCoordPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
649 extern void (GLAPIENTRY *qglArrayElement)(GLint i);
650
651 extern void (GLAPIENTRY *qglColor4ub)(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha);
652 extern void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
653 extern void (GLAPIENTRY *qglTexCoord1f)(GLfloat s);
654 extern void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t);
655 extern void (GLAPIENTRY *qglTexCoord3f)(GLfloat s, GLfloat t, GLfloat r);
656 extern void (GLAPIENTRY *qglTexCoord4f)(GLfloat s, GLfloat t, GLfloat r, GLfloat q);
657 extern void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y);
658 extern void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z);
659 extern void (GLAPIENTRY *qglVertex4f)(GLfloat x, GLfloat y, GLfloat z, GLfloat w);
660 extern void (GLAPIENTRY *qglBegin)(GLenum mode);
661 extern void (GLAPIENTRY *qglEnd)(void);
662
663 extern void (GLAPIENTRY *qglMatrixMode)(GLenum mode);
664 //extern void (GLAPIENTRY *qglOrtho)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
665 //extern void (GLAPIENTRY *qglFrustum)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
666 extern void (GLAPIENTRY *qglViewport)(GLint x, GLint y, GLsizei width, GLsizei height);
667 //extern void (GLAPIENTRY *qglPushMatrix)(void);
668 //extern void (GLAPIENTRY *qglPopMatrix)(void);
669 extern void (GLAPIENTRY *qglLoadIdentity)(void);
670 //extern void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m);
671 extern void (GLAPIENTRY *qglLoadMatrixf)(const GLfloat *m);
672 //extern void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m);
673 //extern void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m);
674 //extern void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
675 //extern void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);
676 //extern void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z);
677 //extern void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z);
678 //extern void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z);
679 //extern void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z);
680
681 extern void (GLAPIENTRY *qglReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);
682
683 extern void (GLAPIENTRY *qglStencilFunc)(GLenum func, GLint ref, GLuint mask);
684 extern void (GLAPIENTRY *qglStencilMask)(GLuint mask);
685 extern void (GLAPIENTRY *qglStencilOp)(GLenum fail, GLenum zfail, GLenum zpass);
686 extern void (GLAPIENTRY *qglClearStencil)(GLint s);
687
688 extern void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param);
689 extern void (GLAPIENTRY *qglTexEnvfv)(GLenum target, GLenum pname, const GLfloat *params);
690 extern void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param);
691 extern void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
692 extern void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
693 extern void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
694 extern void (GLAPIENTRY *qglGetTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
695 extern void (GLAPIENTRY *qglGetTexParameteriv)(GLenum target, GLenum pname, GLint *params);
696 extern void (GLAPIENTRY *qglGetTexLevelParameterfv)(GLenum target, GLint level, GLenum pname, GLfloat *params);
697 extern void (GLAPIENTRY *qglGetTexLevelParameteriv)(GLenum target, GLint level, GLenum pname, GLint *params);
698 extern void (GLAPIENTRY *qglGetTexImage)(GLenum target, GLint level, GLenum format, GLenum type, GLvoid *pixels);
699 extern void (GLAPIENTRY *qglHint)(GLenum target, GLenum mode);
700
701 extern void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures);
702 extern void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures);
703 extern void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture);
704 //extern void (GLAPIENTRY *qglPrioritizeTextures)(GLsizei n, const GLuint *textures, const GLclampf *priorities);
705 //extern GLboolean (GLAPIENTRY *qglAreTexturesResident)(GLsizei n, const GLuint *textures, GLboolean *residences);
706 //extern GLboolean (GLAPIENTRY *qglIsTexture)(GLuint texture);
707 //extern void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param);
708 extern void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param);
709
710 //extern void (GLAPIENTRY *qglTexImage1D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
711 extern void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
712 //extern void (GLAPIENTRY *qglTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);
713 extern void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
714 //extern void (GLAPIENTRY *qglCopyTexImage1D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLint border);
715 extern void (GLAPIENTRY *qglCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
716 //extern void (GLAPIENTRY *qglCopyTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);
717 extern void (GLAPIENTRY *qglCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
718
719 extern void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
720 extern void (GLAPIENTRY *qglPolygonMode)(GLenum face, GLenum mode);
721
722 //extern void (GLAPIENTRY *qglClipPlane)(GLenum plane, const GLdouble *equation);
723 //extern void (GLAPIENTRY *qglGetClipPlane)(GLenum plane, GLdouble *equation);
724
725 //[515]: added on 29.07.2005
726 extern void (GLAPIENTRY *qglLineWidth)(GLfloat width);
727 extern void (GLAPIENTRY *qglPointSize)(GLfloat size);
728
729 // GL_ARB_shader_objects
730 #ifndef GL_PROGRAM_OBJECT_ARB
731 // 1-byte character string
732 typedef char GLcharARB;
733 // 4-byte integer handle to a shader object or program object
734 typedef unsigned int GLhandleARB;
735 #endif
736 extern void (GLAPIENTRY *qglDeleteObjectARB)(GLhandleARB obj);
737 extern GLhandleARB (GLAPIENTRY *qglGetHandleARB)(GLenum pname);
738 extern void (GLAPIENTRY *qglDetachObjectARB)(GLhandleARB containerObj, GLhandleARB attachedObj);
739 extern GLhandleARB (GLAPIENTRY *qglCreateShaderObjectARB)(GLenum shaderType);
740 extern void (GLAPIENTRY *qglShaderSourceARB)(GLhandleARB shaderObj, GLsizei count, const GLcharARB **string, const GLint *length);
741 extern void (GLAPIENTRY *qglCompileShaderARB)(GLhandleARB shaderObj);
742 extern GLhandleARB (GLAPIENTRY *qglCreateProgramObjectARB)(void);
743 extern void (GLAPIENTRY *qglAttachObjectARB)(GLhandleARB containerObj, GLhandleARB obj);
744 extern void (GLAPIENTRY *qglLinkProgramARB)(GLhandleARB programObj);
745 extern void (GLAPIENTRY *qglUseProgramObjectARB)(GLhandleARB programObj);
746 extern void (GLAPIENTRY *qglValidateProgramARB)(GLhandleARB programObj);
747 extern void (GLAPIENTRY *qglUniform1fARB)(GLint location, GLfloat v0);
748 extern void (GLAPIENTRY *qglUniform2fARB)(GLint location, GLfloat v0, GLfloat v1);
749 extern void (GLAPIENTRY *qglUniform3fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
750 extern void (GLAPIENTRY *qglUniform4fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
751 extern void (GLAPIENTRY *qglUniform1iARB)(GLint location, GLint v0);
752 extern void (GLAPIENTRY *qglUniform2iARB)(GLint location, GLint v0, GLint v1);
753 extern void (GLAPIENTRY *qglUniform3iARB)(GLint location, GLint v0, GLint v1, GLint v2);
754 extern void (GLAPIENTRY *qglUniform4iARB)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
755 extern void (GLAPIENTRY *qglUniform1fvARB)(GLint location, GLsizei count, const GLfloat *value);
756 extern void (GLAPIENTRY *qglUniform2fvARB)(GLint location, GLsizei count, const GLfloat *value);
757 extern void (GLAPIENTRY *qglUniform3fvARB)(GLint location, GLsizei count, const GLfloat *value);
758 extern void (GLAPIENTRY *qglUniform4fvARB)(GLint location, GLsizei count, const GLfloat *value);
759 extern void (GLAPIENTRY *qglUniform1ivARB)(GLint location, GLsizei count, const GLint *value);
760 extern void (GLAPIENTRY *qglUniform2ivARB)(GLint location, GLsizei count, const GLint *value);
761 extern void (GLAPIENTRY *qglUniform3ivARB)(GLint location, GLsizei count, const GLint *value);
762 extern void (GLAPIENTRY *qglUniform4ivARB)(GLint location, GLsizei count, const GLint *value);
763 extern void (GLAPIENTRY *qglUniformMatrix2fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
764 extern void (GLAPIENTRY *qglUniformMatrix3fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
765 extern void (GLAPIENTRY *qglUniformMatrix4fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
766 extern void (GLAPIENTRY *qglGetObjectParameterfvARB)(GLhandleARB obj, GLenum pname, GLfloat *params);
767 extern void (GLAPIENTRY *qglGetObjectParameterivARB)(GLhandleARB obj, GLenum pname, GLint *params);
768 extern void (GLAPIENTRY *qglGetInfoLogARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog);
769 extern void (GLAPIENTRY *qglGetAttachedObjectsARB)(GLhandleARB containerObj, GLsizei maxCount, GLsizei *count, GLhandleARB *obj);
770 extern GLint (GLAPIENTRY *qglGetUniformLocationARB)(GLhandleARB programObj, const GLcharARB *name);
771 extern void (GLAPIENTRY *qglGetActiveUniformARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
772 extern void (GLAPIENTRY *qglGetUniformfvARB)(GLhandleARB programObj, GLint location, GLfloat *params);
773 extern void (GLAPIENTRY *qglGetUniformivARB)(GLhandleARB programObj, GLint location, GLint *params);
774 extern void (GLAPIENTRY *qglGetShaderSourceARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *source);
775 extern void (GLAPIENTRY *qglPolygonStipple)(const GLubyte *mask);
776 #ifndef GL_PROGRAM_OBJECT_ARB
777 #define GL_PROGRAM_OBJECT_ARB                                   0x8B40
778 #define GL_OBJECT_TYPE_ARB                                              0x8B4E
779 #define GL_OBJECT_SUBTYPE_ARB                                   0x8B4F
780 #define GL_OBJECT_DELETE_STATUS_ARB                             0x8B80
781 #define GL_OBJECT_COMPILE_STATUS_ARB                    0x8B81
782 #define GL_OBJECT_LINK_STATUS_ARB                               0x8B82
783 #define GL_OBJECT_VALIDATE_STATUS_ARB                   0x8B83
784 #define GL_OBJECT_INFO_LOG_LENGTH_ARB                   0x8B84
785 #define GL_OBJECT_ATTACHED_OBJECTS_ARB                  0x8B85
786 #define GL_OBJECT_ACTIVE_UNIFORMS_ARB                   0x8B86
787 #define GL_OBJECT_ACTIVE_UNIFORM_MAX_LENGTH_ARB 0x8B87
788 #define GL_OBJECT_SHADER_SOURCE_LENGTH_ARB              0x8B88
789 #define GL_SHADER_OBJECT_ARB                                    0x8B48
790 #define GL_FLOAT                                                                0x1406
791 #define GL_FLOAT_VEC2_ARB                                               0x8B50
792 #define GL_FLOAT_VEC3_ARB                                               0x8B51
793 #define GL_FLOAT_VEC4_ARB                                               0x8B52
794 #define GL_INT                                                                  0x1404
795 #define GL_INT_VEC2_ARB                                                 0x8B53
796 #define GL_INT_VEC3_ARB                                                 0x8B54
797 #define GL_INT_VEC4_ARB                                                 0x8B55
798 #define GL_BOOL_ARB                                                             0x8B56
799 #define GL_BOOL_VEC2_ARB                                                0x8B57
800 #define GL_BOOL_VEC3_ARB                                                0x8B58
801 #define GL_BOOL_VEC4_ARB                                                0x8B59
802 #define GL_FLOAT_MAT2_ARB                                               0x8B5A
803 #define GL_FLOAT_MAT3_ARB                                               0x8B5B
804 #define GL_FLOAT_MAT4_ARB                                               0x8B5C
805 #define GL_SAMPLER_1D_ARB                                               0x8B5D
806 #define GL_SAMPLER_2D_ARB                                               0x8B5E
807 #define GL_SAMPLER_3D_ARB                                               0x8B5F
808 #define GL_SAMPLER_CUBE_ARB                                             0x8B60
809 #define GL_SAMPLER_1D_SHADOW_ARB                                0x8B61
810 #define GL_SAMPLER_2D_SHADOW_ARB                                0x8B62
811 #define GL_SAMPLER_2D_RECT_ARB                                  0x8B63
812 #define GL_SAMPLER_2D_RECT_SHADOW_ARB                   0x8B64
813 #endif
814
815 // GL_ARB_vertex_shader
816 //extern void (GLAPIENTRY *qglVertexAttrib1fARB)(GLuint index, GLfloat v0);
817 //extern void (GLAPIENTRY *qglVertexAttrib1sARB)(GLuint index, GLshort v0);
818 //extern void (GLAPIENTRY *qglVertexAttrib1dARB)(GLuint index, GLdouble v0);
819 //extern void (GLAPIENTRY *qglVertexAttrib2fARB)(GLuint index, GLfloat v0, GLfloat v1);
820 //extern void (GLAPIENTRY *qglVertexAttrib2sARB)(GLuint index, GLshort v0, GLshort v1);
821 //extern void (GLAPIENTRY *qglVertexAttrib2dARB)(GLuint index, GLdouble v0, GLdouble v1);
822 //extern void (GLAPIENTRY *qglVertexAttrib3fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
823 //extern void (GLAPIENTRY *qglVertexAttrib3sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2);
824 //extern void (GLAPIENTRY *qglVertexAttrib3dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
825 //extern void (GLAPIENTRY *qglVertexAttrib4fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
826 //extern void (GLAPIENTRY *qglVertexAttrib4sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
827 //extern void (GLAPIENTRY *qglVertexAttrib4dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
828 //extern void (GLAPIENTRY *qglVertexAttrib4NubARB)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
829 //extern void (GLAPIENTRY *qglVertexAttrib1fvARB)(GLuint index, const GLfloat *v);
830 //extern void (GLAPIENTRY *qglVertexAttrib1svARB)(GLuint index, const GLshort *v);
831 //extern void (GLAPIENTRY *qglVertexAttrib1dvARB)(GLuint index, const GLdouble *v);
832 //extern void (GLAPIENTRY *qglVertexAttrib2fvARB)(GLuint index, const GLfloat *v);
833 //extern void (GLAPIENTRY *qglVertexAttrib2svARB)(GLuint index, const GLshort *v);
834 //extern void (GLAPIENTRY *qglVertexAttrib2dvARB)(GLuint index, const GLdouble *v);
835 //extern void (GLAPIENTRY *qglVertexAttrib3fvARB)(GLuint index, const GLfloat *v);
836 //extern void (GLAPIENTRY *qglVertexAttrib3svARB)(GLuint index, const GLshort *v);
837 //extern void (GLAPIENTRY *qglVertexAttrib3dvARB)(GLuint index, const GLdouble *v);
838 //extern void (GLAPIENTRY *qglVertexAttrib4fvARB)(GLuint index, const GLfloat *v);
839 //extern void (GLAPIENTRY *qglVertexAttrib4svARB)(GLuint index, const GLshort *v);
840 //extern void (GLAPIENTRY *qglVertexAttrib4dvARB)(GLuint index, const GLdouble *v);
841 //extern void (GLAPIENTRY *qglVertexAttrib4ivARB)(GLuint index, const GLint *v);
842 //extern void (GLAPIENTRY *qglVertexAttrib4bvARB)(GLuint index, const GLbyte *v);
843 //extern void (GLAPIENTRY *qglVertexAttrib4ubvARB)(GLuint index, const GLubyte *v);
844 //extern void (GLAPIENTRY *qglVertexAttrib4usvARB)(GLuint index, const GLushort *v);
845 //extern void (GLAPIENTRY *qglVertexAttrib4uivARB)(GLuint index, const GLuint *v);
846 //extern void (GLAPIENTRY *qglVertexAttrib4NbvARB)(GLuint index, const GLbyte *v);
847 //extern void (GLAPIENTRY *qglVertexAttrib4NsvARB)(GLuint index, const GLshort *v);
848 //extern void (GLAPIENTRY *qglVertexAttrib4NivARB)(GLuint index, const GLint *v);
849 //extern void (GLAPIENTRY *qglVertexAttrib4NubvARB)(GLuint index, const GLubyte *v);
850 //extern void (GLAPIENTRY *qglVertexAttrib4NusvARB)(GLuint index, const GLushort *v);
851 //extern void (GLAPIENTRY *qglVertexAttrib4NuivARB)(GLuint index, const GLuint *v);
852 extern void (GLAPIENTRY *qglVertexAttribPointerARB)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
853 extern void (GLAPIENTRY *qglEnableVertexAttribArrayARB)(GLuint index);
854 extern void (GLAPIENTRY *qglDisableVertexAttribArrayARB)(GLuint index);
855 extern void (GLAPIENTRY *qglBindAttribLocationARB)(GLhandleARB programObj, GLuint index, const GLcharARB *name);
856 extern void (GLAPIENTRY *qglGetActiveAttribARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
857 extern GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLcharARB *name);
858 //extern void (GLAPIENTRY *qglGetVertexAttribdvARB)(GLuint index, GLenum pname, GLdouble *params);
859 //extern void (GLAPIENTRY *qglGetVertexAttribfvARB)(GLuint index, GLenum pname, GLfloat *params);
860 //extern void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params);
861 //extern void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer);
862 #ifndef GL_VERTEX_SHADER_ARB
863 #define GL_VERTEX_SHADER_ARB                                            0x8B31
864 #define GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB            0x8B4A
865 #define GL_MAX_VARYING_FLOATS_ARB                                       0x8B4B
866 #define GL_MAX_VERTEX_ATTRIBS_ARB                                       0x8869
867 #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB                          0x8872
868 #define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB           0x8B4C
869 #define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB         0x8B4D
870 #define GL_MAX_TEXTURE_COORDS_ARB                                       0x8871
871 #define GL_VERTEX_PROGRAM_POINT_SIZE_ARB                        0x8642
872 #define GL_VERTEX_PROGRAM_TWO_SIDE_ARB                          0x8643
873 #define GL_OBJECT_ACTIVE_ATTRIBUTES_ARB                         0x8B89
874 #define GL_OBJECT_ACTIVE_ATTRIBUTE_MAX_LENGTH_ARB       0x8B8A
875 #define GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB                      0x8622
876 #define GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB                         0x8623
877 #define GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB                       0x8624
878 #define GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB                         0x8625
879 #define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB           0x886A
880 #define GL_CURRENT_VERTEX_ATTRIB_ARB                            0x8626
881 #define GL_VERTEX_ATTRIB_ARRAY_POINTER_ARB                      0x8645
882 #define GL_FLOAT                                                                        0x1406
883 #define GL_FLOAT_VEC2_ARB                                                       0x8B50
884 #define GL_FLOAT_VEC3_ARB                                                       0x8B51
885 #define GL_FLOAT_VEC4_ARB                                                       0x8B52
886 #define GL_FLOAT_MAT2_ARB                                                       0x8B5A
887 #define GL_FLOAT_MAT3_ARB                                                       0x8B5B
888 #define GL_FLOAT_MAT4_ARB                                                       0x8B5C
889 #endif
890
891 // GL_ARB_fragment_shader
892 #ifndef GL_FRAGMENT_SHADER_ARB
893 #define GL_FRAGMENT_SHADER_ARB                                          0x8B30
894 #define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB          0x8B49
895 #define GL_MAX_TEXTURE_COORDS_ARB                                       0x8871
896 #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB                          0x8872
897 #define GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB          0x8B8B
898 #endif
899
900 // GL_ARB_shading_language_100
901 #ifndef GL_SHADING_LANGUAGE_VERSION_ARB
902 #define GL_SHADING_LANGUAGE_VERSION_ARB                         0x8B8C
903 #endif
904
905 // GL_ARB_texture_compression
906 extern void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data);
907 extern void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border,  GLsizei imageSize, const void *data);
908 //extern void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data);
909 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);
910 extern void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data);
911 //extern void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data);
912 extern void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img);
913 #ifndef GL_COMPRESSED_RGB_ARB
914 #define GL_COMPRESSED_ALPHA_ARB                                         0x84E9
915 #define GL_COMPRESSED_LUMINANCE_ARB                                     0x84EA
916 #define GL_COMPRESSED_LUMINANCE_ALPHA_ARB                       0x84EB
917 #define GL_COMPRESSED_INTENSITY_ARB                                     0x84EC
918 #define GL_COMPRESSED_RGB_ARB                                           0x84ED
919 #define GL_COMPRESSED_RGBA_ARB                                          0x84EE
920 #define GL_TEXTURE_COMPRESSION_HINT_ARB                         0x84EF
921 #define GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB            0x86A0
922 #define GL_TEXTURE_COMPRESSED_ARB                                       0x86A1
923 #define GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB           0x86A2
924 #define GL_COMPRESSED_TEXTURE_FORMATS_ARB                       0x86A3
925 #endif
926
927 // GL_EXT_texture_compression_s3tc
928 #ifndef GL_COMPRESSED_RGB_S3TC_DXT1_EXT
929 #define GL_COMPRESSED_RGB_S3TC_DXT1_EXT                   0x83F0
930 #define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT                  0x83F1
931 #define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT                  0x83F2
932 #define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT                  0x83F3
933 #endif
934
935 // GL_ARB_occlusion_query
936 extern void (GLAPIENTRY *qglGenQueriesARB)(GLsizei n, GLuint *ids);
937 extern void (GLAPIENTRY *qglDeleteQueriesARB)(GLsizei n, const GLuint *ids);
938 extern GLboolean (GLAPIENTRY *qglIsQueryARB)(GLuint qid);
939 extern void (GLAPIENTRY *qglBeginQueryARB)(GLenum target, GLuint qid);
940 extern void (GLAPIENTRY *qglEndQueryARB)(GLenum target);
941 extern void (GLAPIENTRY *qglGetQueryivARB)(GLenum target, GLenum pname, GLint *params);
942 extern void (GLAPIENTRY *qglGetQueryObjectivARB)(GLuint qid, GLenum pname, GLint *params);
943 extern void (GLAPIENTRY *qglGetQueryObjectuivARB)(GLuint qid, GLenum pname, GLuint *params);
944 #ifndef GL_SAMPLES_PASSED_ARB
945 #define GL_SAMPLES_PASSED_ARB                             0x8914
946 #define GL_QUERY_COUNTER_BITS_ARB                         0x8864
947 #define GL_CURRENT_QUERY_ARB                              0x8865
948 #define GL_QUERY_RESULT_ARB                               0x8866
949 #define GL_QUERY_RESULT_AVAILABLE_ARB                     0x8867
950 #endif
951
952 // GL_EXT_bgr
953 #define GL_BGR                                  0x80E0
954
955 // GL_EXT_bgra
956 #define GL_BGRA                                 0x80E1
957
958 //GL_AMD_texture_texture4
959
960 //GL_ARB_texture_gather
961
962 #define DEBUGGL
963
964 #ifdef DEBUGGL
965 #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__);}}
966 extern int errornumber;
967 void GL_PrintError(int errornumber, char *filename, int linenumber);
968 #else
969 #define CHECKGLERROR
970 #endif
971
972 #endif
973