1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2017 Robert Osfield
2 * Copyright (C) 2003-2005 3Dlabs Inc. Ltd.
3 * Copyright (C) 2004-2005 Nathan Cournia
4 * Copyright (C) 2007 Art Tevs
5 * Copyright (C) 2008 Zebra Imaging
6 * Copyright (C) 2010 VIRES Simulationstechnologie GmbH
7 * Copyright (C) 2012 David Callu
8 * Copyright (C) 2008 Mike Weiblen
9 * Copyright (C) 2012 Holger Helmich
11 * This application is open source and may be redistributed and/or modified
12 * freely and without restriction, both in commercial and non commercial
13 * applications, as long as this copyright notice is maintained.
15 * This application is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
22#define OSG_GLDEFINES 1
24#include <osg/Referenced>
31#if (defined(GL_VERSION_ES_CM_1_0) && GL_VERSION_ES_CM_1_0 > 0) || \
32 (defined(GL_VERSION_ES_CM_1_1) && GL_VERSION_ES_CM_1_1 > 0)
34 #define OPENGLES_1_1_FOUND 1
37#ifndef GL_SAMPLER_2D_ARRAY_EXT
38 #define GL_SAMPLER_1D_ARRAY_EXT 0x8DC0
39 #define GL_SAMPLER_2D_ARRAY_EXT 0x8DC1
40 #define GL_SAMPLER_1D_ARRAY_SHADOW_EXT 0x8DC3
41 #define GL_SAMPLER_2D_ARRAY_SHADOW_EXT 0x8DC4
44#if !defined(GL_VERSION_2_0)
48#if !defined(GL_VERTEX_PROGRAM_POINT_SIZE)
49 #define GL_VERTEX_PROGRAM_POINT_SIZE 0x8642
51#if !defined(GL_VERTEX_PROGRAM_TWO_SIDE)
52 #define GL_VERTEX_PROGRAM_TWO_SIDE 0x8643
55#if !defined(GL_VERSION_2_0) && !defined(GL_ES_VERSION_2_0)
56#define GL_VERSION_2_0 1
57#define GL_BLEND_EQUATION_RGB GL_BLEND_EQUATION
58#define GL_VERTEX_ATTRIB_ARRAY_ENABLED 0x8622
59#define GL_VERTEX_ATTRIB_ARRAY_SIZE 0x8623
60#define GL_VERTEX_ATTRIB_ARRAY_STRIDE 0x8624
61#define GL_VERTEX_ATTRIB_ARRAY_TYPE 0x8625
62#define GL_CURRENT_VERTEX_ATTRIB 0x8626
63#define GL_VERTEX_ATTRIB_ARRAY_POINTER 0x8645
64#define GL_STENCIL_BACK_FUNC 0x8800
65#define GL_STENCIL_BACK_FAIL 0x8801
66#define GL_STENCIL_BACK_PASS_DEPTH_FAIL 0x8802
67#define GL_STENCIL_BACK_PASS_DEPTH_PASS 0x8803
68#define GL_MAX_DRAW_BUFFERS 0x8824
69#define GL_DRAW_BUFFER0 0x8825
70#define GL_DRAW_BUFFER1 0x8826
71#define GL_DRAW_BUFFER2 0x8827
72#define GL_DRAW_BUFFER3 0x8828
73#define GL_DRAW_BUFFER4 0x8829
74#define GL_DRAW_BUFFER5 0x882A
75#define GL_DRAW_BUFFER6 0x882B
76#define GL_DRAW_BUFFER7 0x882C
77#define GL_DRAW_BUFFER8 0x882D
78#define GL_DRAW_BUFFER9 0x882E
79#define GL_DRAW_BUFFER10 0x882F
80#define GL_DRAW_BUFFER11 0x8830
81#define GL_DRAW_BUFFER12 0x8831
82#define GL_DRAW_BUFFER13 0x8832
83#define GL_DRAW_BUFFER14 0x8833
84#define GL_DRAW_BUFFER15 0x8834
85#define GL_BLEND_EQUATION_ALPHA 0x883D
86#define GL_POINT_SPRITE 0x8861
87#define GL_COORD_REPLACE 0x8862
88#define GL_MAX_VERTEX_ATTRIBS 0x8869
89#define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED 0x886A
90#define GL_MAX_TEXTURE_COORDS 0x8871
91#define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
92#define GL_FRAGMENT_SHADER 0x8B30
93#define GL_VERTEX_SHADER 0x8B31
94#define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS 0x8B49
95#define GL_MAX_VERTEX_UNIFORM_COMPONENTS 0x8B4A
96#define GL_MAX_VARYING_FLOATS 0x8B4B
97#define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 0x8B4C
98#define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D
99#define GL_SHADER_TYPE 0x8B4F
100#define GL_FLOAT_VEC2 0x8B50
101#define GL_FLOAT_VEC3 0x8B51
102#define GL_FLOAT_VEC4 0x8B52
103#define GL_INT_VEC2 0x8B53
104#define GL_INT_VEC3 0x8B54
105#define GL_INT_VEC4 0x8B55
106#define GL_BOOL 0x8B56
107#define GL_BOOL_VEC2 0x8B57
108#define GL_BOOL_VEC3 0x8B58
109#define GL_BOOL_VEC4 0x8B59
110#define GL_FLOAT_MAT2 0x8B5A
111#define GL_FLOAT_MAT3 0x8B5B
112#define GL_FLOAT_MAT4 0x8B5C
113#define GL_DELETE_STATUS 0x8B80
114#define GL_COMPILE_STATUS 0x8B81
115#define GL_LINK_STATUS 0x8B82
116#define GL_VALIDATE_STATUS 0x8B83
117#define GL_INFO_LOG_LENGTH 0x8B84
118#define GL_ATTACHED_SHADERS 0x8B85
119#define GL_ACTIVE_UNIFORMS 0x8B86
120#define GL_ACTIVE_UNIFORM_MAX_LENGTH 0x8B87
121#define GL_SHADER_SOURCE_LENGTH 0x8B88
122#define GL_ACTIVE_ATTRIBUTES 0x8B89
123#define GL_ACTIVE_ATTRIBUTE_MAX_LENGTH 0x8B8A
124#define GL_FRAGMENT_SHADER_DERIVATIVE_HINT 0x8B8B
125#define GL_SHADING_LANGUAGE_VERSION 0x8B8C
126#define GL_CURRENT_PROGRAM 0x8B8D
127#define GL_POINT_SPRITE_COORD_ORIGIN 0x8CA0
128#define GL_LOWER_LEFT 0x8CA1
129#define GL_UPPER_LEFT 0x8CA2
130#define GL_STENCIL_BACK_REF 0x8CA3
131#define GL_STENCIL_BACK_VALUE_MASK 0x8CA4
132#define GL_STENCIL_BACK_WRITEMASK 0x8CA5
134#define GL_SAMPLER_2D 0x8B5E
135#define GL_SAMPLER_CUBE 0x8B60
138#if !defined(GL_SAMPLER_1D)
139#define GL_SAMPLER_1D 0x8B5D
141#if !defined(GL_SAMPLER_3D)
142#define GL_SAMPLER_3D 0x8B5F
145#if !defined(GL_SAMPLER_1D_SHADOW)
146#define GL_SAMPLER_1D_SHADOW 0x8B61
147#define GL_SAMPLER_2D_SHADOW 0x8B62
150#ifndef GL_VERSION_2_1
151#define GL_VERSION_2_1 1
152#define GL_CURRENT_RASTER_SECONDARY_COLOR 0x845F
153#define GL_PIXEL_PACK_BUFFER 0x88EB
154#define GL_PIXEL_UNPACK_BUFFER 0x88EC
155#define GL_PIXEL_PACK_BUFFER_BINDING 0x88ED
156#define GL_PIXEL_UNPACK_BUFFER_BINDING 0x88EF
157#define GL_FLOAT_MAT2x3 0x8B65
158#define GL_FLOAT_MAT2x4 0x8B66
159#define GL_FLOAT_MAT3x2 0x8B67
160#define GL_FLOAT_MAT3x4 0x8B68
161#define GL_FLOAT_MAT4x2 0x8B69
162#define GL_FLOAT_MAT4x3 0x8B6A
163#define GL_SRGB 0x8C40
164#define GL_SRGB8 0x8C41
165#define GL_SRGB_ALPHA 0x8C42
166#define GL_SRGB8_ALPHA8 0x8C43
167#define GL_SLUMINANCE_ALPHA 0x8C44
168#define GL_SLUMINANCE8_ALPHA8 0x8C45
169#define GL_SLUMINANCE 0x8C46
170#define GL_SLUMINANCE8 0x8C47
171#define GL_COMPRESSED_SRGB 0x8C48
172#define GL_COMPRESSED_SRGB_ALPHA 0x8C49
173#define GL_COMPRESSED_SLUMINANCE 0x8C4A
174#define GL_COMPRESSED_SLUMINANCE_ALPHA 0x8C4B
177#ifndef GL_ARB_framebuffer_sRGB
178#define GL_FRAMEBUFFER_SRGB 0x8DB9
181#ifndef GL_EXT_geometry_shader4
182#define GL_GEOMETRY_VERTICES_OUT_EXT 0x8DDA
183#define GL_GEOMETRY_INPUT_TYPE_EXT 0x8DDB
184#define GL_GEOMETRY_OUTPUT_TYPE_EXT 0x8DDC
185#define GL_MAX_GEOMETRY_VARYING_COMPONENTS_EXT 0x8DDD
186#define GL_MAX_VERTEX_VARYING_COMPONENTS_EXT 0x8DDE
187#define GL_LINES_ADJACENCY_EXT 0x000A
188#define GL_LINE_STRIP_ADJACENCY_EXT 0x000B
189#define GL_TRIANGLES_ADJACENCY_EXT 0x000C
190#define GL_TRIANGLE_STRIP_ADJACENCY_EXT 0x000D
193#ifndef GL_VERSION_3_0
194#define GL_MAX_VARYING_COMPONENTS 0x8B4B
197#ifndef GL_VERSION_3_2
198#define GL_GEOMETRY_SHADER 0x8DD9
199#define GL_GEOMETRY_VERTICES_OUT 0x8916
200#define GL_GEOMETRY_INPUT_TYPE 0x8917
201#define GL_GEOMETRY_OUTPUT_TYPE 0x8918
202#define GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS 0x8C29
203#define GL_MAX_GEOMETRY_VARYING_COMPONENTS 0x8DDD
204#define GL_MAX_VERTEX_VARYING_COMPONENTS 0x8DDE
205#define GL_MAX_GEOMETRY_UNIFORM_COMPONENTS 0x8DDF
206#define GL_MAX_GEOMETRY_OUTPUT_VERTICES 0x8DE0
207#define GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS 0x8DE1
208#define GL_LINES_ADJACENCY 0x000A
209#define GL_LINE_STRIP_ADJACENCY 0x000B
210#define GL_TRIANGLES_ADJACENCY 0x000C
211#define GL_TRIANGLE_STRIP_ADJACENCY 0x000D
212#define GL_FRAMEBUFFER_INCOMPLETE_LAYER_TARGETS 0x8DA8
213#define GL_FRAMEBUFFER_INCOMPLETE_LAYER_COUNT 0x8DA9
214#define GL_FRAMEBUFFER_ATTACHMENT_LAYERED 0x8DA7
215#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER 0x8CD4
216#define GL_PROGRAM_POINT_SIZE 0x8642
219// ARB_tessellation_shader
220#ifndef GL_ARB_tessellation_shader
221#define GL_PATCHES 0x000E
222#define GL_PATCH_VERTICES 0x8E72
223#define GL_PATCH_DEFAULT_INNER_LEVEL 0x8E73
224#define GL_PATCH_DEFAULT_OUTER_LEVEL 0x8E74
225#define GL_MAX_PATCH_VERTICES 0x8E7D
226#define GL_MAX_TESS_GEN_LEVEL 0x8E7E
227#define GL_MAX_TESS_CONTROL_UNIFORM_COMPONENTS 0x8E7F
228#define GL_MAX_TESS_EVALUATION_UNIFORM_COMPONENTS 0x8E80
229#define GL_MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS 0x8E81
230#define GL_MAX_MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS 0x8E82
231#define GL_MAX_MAX_TESS_CONTROL_OUTPUT_COMPONENTS 0x8E83
232#define GL_MAX_MAX_TESS_PATCH_COMPONENTS 0x8E84
233#define GL_MAX_MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS 0x8E85
234#define GL_MAX_MAX_TESS_EVALUATION_OUTPUT_COMPONENTS 0x8E86
235#define GL_MAX_MAX_TESS_CONTROL_UNIFORM_BLOCKS 0x8E89
236#define GL_MAX_MAX_TESS_EVALUATION_UNIFORM_BLOCKS 0x8E8A
237#define GL_MAX_MAX_TESS_CONTROL_INPUT_COMPONENTS 0x886C
238#define GL_MAX_MAX_TESS_EVALUATION_INPUT_COMPONENTS 0x886D
239#define GL_MAX_MAX_COMBINED_TESS_CONTROL_UNIFORM_COMPONENTS 0x8E1E
240#define GL_MAX_MAX_COMBINED_TESS_EVALUATION_UNIFORM_COMPONENTS 0x8E1F
241#define GL_TESS_EVALUATION_SHADER 0x8E87
242#define GL_TESS_CONTROL_SHADER 0x8E88
243#define GL_TESS_CONTROL_OUTPUT_VERTICES 0x8E75
244#define GL_TESS_GEN_MODE 0x8E76
245#define GL_TESS_GEN_SPACING 0x8E77
246#define GL_TESS_GEN_VERTEX_ORDER 0x8E78
247#define GL_TESS_GEN_POINT_MODE 0x8E79
248#define GL_ISOLINES 0x8E7A
249#define GL_FRACTIONAL_ODD 0x8E7B
250#define GL_FRACTIONAL_EVEN 0x8E7C
251#define GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_CONTROL_SHADER 0x84F0
252#define GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_EVALUATION_SHADER 0x84F1
256#ifndef GL_EXT_gpu_shader4
257#define GL_SAMPLER_1D_ARRAY_EXT 0x8DC0
258#define GL_SAMPLER_2D_ARRAY_EXT 0x8DC1
259#define GL_SAMPLER_BUFFER_EXT 0x8DC2
260#define GL_SAMPLER_1D_ARRAY_SHADOW_EXT 0x8DC3
261#define GL_SAMPLER_2D_ARRAY_SHADOW_EXT 0x8DC4
262#define GL_SAMPLER_CUBE_SHADOW_EXT 0x8DC5
263#define GL_UNSIGNED_INT_VEC2_EXT 0x8DC6
264#define GL_UNSIGNED_INT_VEC3_EXT 0x8DC7
265#define GL_UNSIGNED_INT_VEC4_EXT 0x8DC8
266#define GL_INT_SAMPLER_1D_EXT 0x8DC9
267#define GL_INT_SAMPLER_2D_EXT 0x8DCA
268#define GL_INT_SAMPLER_3D_EXT 0x8DCB
269#define GL_INT_SAMPLER_CUBE_EXT 0x8DCC
270#define GL_INT_SAMPLER_2D_RECT_EXT 0x8DCD
271#define GL_INT_SAMPLER_1D_ARRAY_EXT 0x8DCE
272#define GL_INT_SAMPLER_2D_ARRAY_EXT 0x8DCF
273#define GL_INT_SAMPLER_BUFFER_EXT 0x8DD0
274#define GL_UNSIGNED_INT_SAMPLER_1D_EXT 0x8DD1
275#define GL_UNSIGNED_INT_SAMPLER_2D_EXT 0x8DD2
276#define GL_UNSIGNED_INT_SAMPLER_3D_EXT 0x8DD3
277#define GL_UNSIGNED_INT_SAMPLER_CUBE_EXT 0x8DD4
278#define GL_UNSIGNED_INT_SAMPLER_2D_RECT_EXT 0x8DD5
279#define GL_UNSIGNED_INT_SAMPLER_1D_ARRAY_EXT 0x8DD6
280#define GL_UNSIGNED_INT_SAMPLER_2D_ARRAY_EXT 0x8DD7
281#define GL_UNSIGNED_INT_SAMPLER_BUFFER_EXT 0x8DD8
282#define GL_MIN_PROGRAM_TEXEL_OFFSET_EXT 0x8904
283#define GL_MAX_PROGRAM_TEXEL_OFFSET_EXT 0x8905
286// ARB_uniform_buffer_object
287#ifndef GL_ARB_uniform_buffer_object
288#define GL_UNIFORM_BUFFER 0x8A11
289#define GL_UNIFORM_BUFFER_BINDING 0x8A28
290#define GL_UNIFORM_BUFFER_START 0x8A29
291#define GL_UNIFORM_BUFFER_SIZE 0x8A2A
292#define GL_MAX_VERTEX_UNIFORM_BLOCKS 0x8A2B
293#define GL_MAX_GEOMETRY_UNIFORM_BLOCKS 0x8A2C
294#define GL_MAX_FRAGMENT_UNIFORM_BLOCKS 0x8A2D
295#define GL_MAX_COMBINED_UNIFORM_BLOCKS 0x8A2E
296#define GL_MAX_UNIFORM_BUFFER_BINDINGS 0x8A2F
297#define GL_MAX_UNIFORM_BLOCK_SIZE 0x8A30
298#define GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS 0x8A31
299#define GL_MAX_COMBINED_GEOMETRY_UNIFORM_COMPONENTS 0x8A32
300#define GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS 0x8A33
301#define GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT 0x8A34
302#define GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH 0x8A35
303#define GL_ACTIVE_UNIFORM_BLOCKS 0x8A36
304#define GL_UNIFORM_TYPE 0x8A37
305#define GL_UNIFORM_SIZE 0x8A38
306#define GL_UNIFORM_NAME_LENGTH 0x8A39
307#define GL_UNIFORM_BLOCK_INDEX 0x8A3A
308#define GL_UNIFORM_OFFSET 0x8A3B
309#define GL_UNIFORM_ARRAY_STRIDE 0x8A3C
310#define GL_UNIFORM_MATRIX_STRIDE 0x8A3D
311#define GL_UNIFORM_IS_ROW_MAJOR 0x8A3E
312#define GL_UNIFORM_BLOCK_BINDING 0x8A3F
313#define GL_UNIFORM_BLOCK_DATA_SIZE 0x8A40
314#define GL_UNIFORM_BLOCK_NAME_LENGTH 0x8A41
315#define GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS 0x8A42
316#define GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES 0x8A43
317#define GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER 0x8A44
318#define GL_UNIFORM_BLOCK_REFERENCED_BY_GEOMETRY_SHADER 0x8A45
319#define GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER 0x8A46
320#define GL_INVALID_INDEX 0xFFFFFFFFu
323// ARB_get_program_binary
324#ifndef GL_ARB_get_program_binary
325#define GL_PROGRAM_BINARY_RETRIEVABLE_HINT 0x8257
326#define GL_PROGRAM_BINARY_LENGTH 0x8741
327#define GL_NUM_PROGRAM_BINARY_FORMATS 0x87FE
328#define GL_PROGRAM_BINARY_FORMATS 0x87FF
331// ARB_gpu_shader_fp64
332#ifndef GL_ARB_gpu_shader_fp64
333#define GL_DOUBLE_VEC2 0x8FFC
334#define GL_DOUBLE_VEC3 0x8FFD
335#define GL_DOUBLE_VEC4 0x8FFE
336#define GL_DOUBLE_MAT2 0x8F46
337#define GL_DOUBLE_MAT3 0x8F47
338#define GL_DOUBLE_MAT4 0x8F48
339#define GL_DOUBLE_MAT2x3 0x8F49
340#define GL_DOUBLE_MAT2x4 0x8F4A
341#define GL_DOUBLE_MAT3x2 0x8F4B
342#define GL_DOUBLE_MAT3x4 0x8F4C
343#define GL_DOUBLE_MAT4x2 0x8F4D
344#define GL_DOUBLE_MAT4x3 0x8F4E
347// ARB_texture_multisample
348#ifndef GL_ARB_texture_multisample
349#define GL_SAMPLER_2D_MULTISAMPLE 0x9108
350#define GL_INT_SAMPLER_2D_MULTISAMPLE 0x9109
351#define GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE 0x910A
352#define GL_SAMPLER_2D_MULTISAMPLE_ARRAY 0x910B
353#define GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY 0x910C
354#define GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY 0x910D
357// GL_ARB_shader_image_load_store
358#ifndef GL_ARB_shader_image_load_store
359#define GL_IMAGE_1D 0x904C
360#define GL_IMAGE_2D 0x904D
361#define GL_IMAGE_3D 0x904E
362#define GL_IMAGE_2D_RECT 0x904F
363#define GL_IMAGE_CUBE 0x9050
364#define GL_IMAGE_BUFFER 0x9051
365#define GL_IMAGE_1D_ARRAY 0x9052
366#define GL_IMAGE_2D_ARRAY 0x9053
367#define GL_IMAGE_CUBE_MAP_ARRAY 0x9054
368#define GL_IMAGE_2D_MULTISAMPLE 0x9055
369#define GL_IMAGE_2D_MULTISAMPLE_ARRAY 0x9056
370#define GL_INT_IMAGE_1D 0x9057
371#define GL_INT_IMAGE_2D 0x9058
372#define GL_INT_IMAGE_3D 0x9059
373#define GL_INT_IMAGE_2D_RECT 0x905A
374#define GL_INT_IMAGE_CUBE 0x905B
375#define GL_INT_IMAGE_BUFFER 0x905C
376#define GL_INT_IMAGE_1D_ARRAY 0x905D
377#define GL_INT_IMAGE_2D_ARRAY 0x905E
378#define GL_INT_IMAGE_CUBE_MAP_ARRAY 0x905F
379#define GL_INT_IMAGE_2D_MULTISAMPLE 0x9060
380#define GL_INT_IMAGE_2D_MULTISAMPLE_ARRAY 0x9061
381#define GL_UNSIGNED_INT_IMAGE_1D 0x9062
382#define GL_UNSIGNED_INT_IMAGE_2D 0x9063
383#define GL_UNSIGNED_INT_IMAGE_3D 0x9064
384#define GL_UNSIGNED_INT_IMAGE_2D_RECT 0x9065
385#define GL_UNSIGNED_INT_IMAGE_CUBE 0x9066
386#define GL_UNSIGNED_INT_IMAGE_BUFFER 0x9067
387#define GL_UNSIGNED_INT_IMAGE_1D_ARRAY 0x9068
388#define GL_UNSIGNED_INT_IMAGE_2D_ARRAY 0x9069
389#define GL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY 0x906A
390#define GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE 0x906B
391#define GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY 0x906C
394#ifndef GL_VERSION_3_1
395#define GL_SAMPLER_2D_RECT 0x8B63
396#define GL_SAMPLER_2D_RECT_SHADOW 0x8B64
397#define GL_SAMPLER_BUFFER 0x8DC2
398#define GL_INT_SAMPLER_2D_RECT 0x8DCD
399#define GL_INT_SAMPLER_BUFFER 0x8DD0
400#define GL_UNSIGNED_INT_SAMPLER_2D_RECT 0x8DD5
401#define GL_UNSIGNED_INT_SAMPLER_BUFFER 0x8DD8
402#define GL_TEXTURE_BUFFER 0x8C2A
403#define GL_MAX_TEXTURE_BUFFER_SIZE 0x8C2B
404#define GL_TEXTURE_BINDING_BUFFER 0x8C2C
405#define GL_TEXTURE_BUFFER_DATA_STORE_BINDING 0x8C2D
406#define GL_TEXTURE_RECTANGLE 0x84F5
407#define GL_TEXTURE_BINDING_RECTANGLE 0x84F6
408#define GL_PROXY_TEXTURE_RECTANGLE 0x84F7
409#define GL_MAX_RECTANGLE_TEXTURE_SIZE 0x84F8
410#define GL_RGB_SNORM 0x8F92
411#define GL_RGBA_SNORM 0x8F93
412#define GL_R8_SNORM 0x8F94
413#define GL_RG8_SNORM 0x8F95
414#define GL_RGB8_SNORM 0x8F96
415#define GL_RGBA8_SNORM 0x8F97
416#define GL_R16_SNORM 0x8F98
417#define GL_RG16_SNORM 0x8F99
418#define GL_RGB16_SNORM 0x8F9A
419#define GL_RGBA16_SNORM 0x8F9B
420#define GL_SIGNED_NORMALIZED 0x8F9C
421#define GL_PRIMITIVE_RESTART 0x8F9D
422#define GL_PRIMITIVE_RESTART_INDEX 0x8F9E
426#define GL_RED_SNORM 0x8F90
429#define GL_RG_SNORM 0x8F91
433#ifndef GL_VERSION_4_0
434#define GL_SAMPLER_CUBE_MAP_ARRAY 0x900C
435#define GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW 0x900D
436#define GL_INT_SAMPLER_CUBE_MAP_ARRAY 0x900E
437#define GL_UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY 0x900F
438#define GL_DRAW_INDIRECT_BUFFER 0x8F3F
439#define GL_DRAW_INDIRECT_BUFFER_BINDING 0x8F43
442// ARB_shader_atomic_counters
443#ifndef GL_ARB_shader_atomic_counters
444#define GL_ATOMIC_COUNTER_BUFFER 0x92C0
445#define GL_ATOMIC_COUNTER_BUFFER_BINDING 0x92C1
446#define GL_ATOMIC_COUNTER_BUFFER_START 0x92C2
447#define GL_ATOMIC_COUNTER_BUFFER_SIZE 0x92C3
448#define GL_ATOMIC_COUNTER_BUFFER_DATA_SIZE 0x92C4
449#define GL_ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTERS 0x92C5
450#define GL_ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTER_INDICES 0x92C6
451#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_VERTEX_SHADER 0x92C7
452#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_CONTROL_SHADER 0x92C8
453#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_EVALUATION_SHADER 0x92C9
454#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_GEOMETRY_SHADER 0x92CA
455#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_FRAGMENT_SHADER 0x92CB
456#define GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS 0x92CC
457#define GL_MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS 0x92CD
458#define GL_MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS 0x92CE
459#define GL_MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS 0x92CF
460#define GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS 0x92D0
461#define GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS 0x92D1
462#define GL_MAX_VERTEX_ATOMIC_COUNTERS 0x92D2
463#define GL_MAX_TESS_CONTROL_ATOMIC_COUNTERS 0x92D3
464#define GL_MAX_TESS_EVALUATION_ATOMIC_COUNTERS 0x92D4
465#define GL_MAX_GEOMETRY_ATOMIC_COUNTERS 0x92D5
466#define GL_MAX_FRAGMENT_ATOMIC_COUNTERS 0x92D6
467#define GL_MAX_COMBINED_ATOMIC_COUNTERS 0x92D7
468#define GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE 0x92D8
469#define GL_MAX_ATOMIC_COUNTER_BUFFER_BINDINGS 0x92DC
470#define GL_ACTIVE_ATOMIC_COUNTER_BUFFERS 0x92D9
471#define GL_UNIFORM_ATOMIC_COUNTER_BUFFER_INDEX 0x92DA
472#define GL_UNSIGNED_INT_ATOMIC_COUNTER 0x92DB
476#ifndef GL_ARB_compute_shader
477#define GL_COMPUTE_SHADER 0x91B9
478#define GL_MAX_COMPUTE_UNIFORM_BLOCKS 0x91BB
479#define GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS 0x91BC
480#define GL_MAX_COMPUTE_IMAGE_UNIFORMS 0x91BD
481#define GL_MAX_COMPUTE_SHARED_MEMORY_SIZE 0x8262
482#define GL_MAX_COMPUTE_UNIFORM_COMPONENTS 0x8263
483#define GL_MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS 0x8264
484#define GL_MAX_COMPUTE_ATOMIC_COUNTERS 0x8265
485#define GL_MAX_COMBINED_COMPUTE_UNIFORM_COMPONENTS 0x8266
486#define GL_MAX_COMPUTE_LOCAL_INVOCATIONS 0x90EB
487#define GL_MAX_COMPUTE_WORK_GROUP_COUNT 0x91BE
488#define GL_MAX_COMPUTE_WORK_GROUP_SIZE 0x91BF
489#define GL_COMPUTE_LOCAL_WORK_SIZE 0x8267
490#define GL_UNIFORM_BLOCK_REFERENCED_BY_COMPUTE_SHADER 0x90EC
491#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_COMPUTE_SHADER 0x90ED
492#define GL_DISPATCH_INDIRECT_BUFFER 0x90EE
493#define GL_DISPATCH_INDIRECT_BUFFER_BINDING 0x90EF
494#define GL_COMPUTE_SHADER_BIT 0x00000020
497#ifndef GL_ARB_clip_control
498#define GL_LOWER_LEFT 0x8CA1
499#define GL_UPPER_LEFT 0x8CA2
500#define GL_CLIP_ORIGIN 0x935C
501#define GL_CLIP_DEPTH_MODE 0x935D
502#define GL_NEGATIVE_ONE_TO_ONE 0x935E
503#define GL_ZERO_TO_ONE 0x935F
506#ifndef GL_ARB_depth_clamp
507#define GL_DEPTH_CLAMP 0x864F
510#ifndef GL_ARB_provoking_vertex
511#define GL_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION 0x8E4C
512#define GL_FIRST_VERTEX_CONVENTION 0x8E4D
513#define GL_LAST_VERTEX_CONVENTION 0x8E4E
514#define GL_PROVOKING_VERTEX 0x8E4F
517#ifndef GL_ARB_seamless_cube_map
518#define GL_TEXTURE_CUBE_MAP_SEAMLESS 0x884F
521#ifndef GL_VERSION_4_3
522#define GL_SHADER_STORAGE_BARRIER_BIT 0x00002000
523#define GL_MAX_COMBINED_SHADER_OUTPUT_RESOURCES 0x8F39
524#define GL_SHADER_STORAGE_BUFFER 0x90D2
525#define GL_SHADER_STORAGE_BUFFER_BINDING 0x90D3
526#define GL_SHADER_STORAGE_BUFFER_START 0x90D4
527#define GL_SHADER_STORAGE_BUFFER_SIZE 0x90D5
528#define GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS 0x90D6
529#define GL_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS 0x90D7
530#define GL_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS 0x90D8
531#define GL_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS 0x90D9
532#define GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS 0x90DA
533#define GL_MAX_COMPUTE_SHADER_STORAGE_BLOCKS 0x90DB
534#define GL_MAX_COMBINED_SHADER_STORAGE_BLOCKS 0x90DC
535#define GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS 0x90DD
536#define GL_MAX_SHADER_STORAGE_BLOCK_SIZE 0x90DE
537#define GL_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT 0x90DF
540#define GL_VERTEX_ATTRIB_ARRAY_BARRIER_BIT 0x00000001
541#define GL_ELEMENT_ARRAY_BARRIER_BIT 0x00000002
542#define GL_UNIFORM_BARRIER_BIT 0x00000004
543#define GL_TEXTURE_FETCH_BARRIER_BIT 0x00000008
544#define GL_SHADER_IMAGE_ACCESS_BARRIER_BIT 0x00000020
545#define GL_COMMAND_BARRIER_BIT 0x00000040
546#define GL_PIXEL_BUFFER_BARRIER_BIT 0x00000080
547#define GL_TEXTURE_UPDATE_BARRIER_BIT 0x00000100
548#define GL_BUFFER_UPDATE_BARRIER_BIT 0x00000200
549#define GL_FRAMEBUFFER_BARRIER_BIT 0x00000400
550#define GL_TRANSFORM_FEEDBACK_BARRIER_BIT 0x00000800
551#define GL_ATOMIC_COUNTER_BARRIER_BIT 0x00001000
553#define GL_MAP_READ_BIT 0x0001
554#define GL_MAP_WRITE_BIT 0x0002
555#define GL_MAP_INVALIDATE_RANGE_BIT 0x0004
556#define GL_MAP_INVALIDATE_BUFFER_BIT 0x0008
557#define GL_MAP_FLUSH_EXPLICIT_BIT 0x0010
558#define GL_MAP_UNSYNCHRONIZED_BIT 0x0020
561#define GL_INT64_ARB 0x140E
562#define GL_UNSIGNED_INT64_ARB 0x140F
563#define GL_INT64_VEC2_ARB 0x8FE9
564#define GL_INT64_VEC3_ARB 0x8FEA
565#define GL_INT64_VEC4_ARB 0x8FEB
566#define GL_UNSIGNED_INT64_VEC2_ARB 0x8FF5
567#define GL_UNSIGNED_INT64_VEC3_ARB 0x8FF6
568#define GL_UNSIGNED_INT64_VEC4_ARB 0x8FF7
569/* ------------------------------ GL_KHR_debug ----------------------------- */
571#define GL_KHR_debug 1
573#define GL_CONTEXT_FLAG_DEBUG_BIT 0x00000002
574#define GL_STACK_OVERFLOW 0x0503
575#define GL_STACK_UNDERFLOW 0x0504
576#define GL_DEBUG_OUTPUT_SYNCHRONOUS 0x8242
577#define GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH 0x8243
578#define GL_DEBUG_CALLBACK_FUNCTION 0x8244
579#define GL_DEBUG_CALLBACK_USER_PARAM 0x8245
580#define GL_DEBUG_SOURCE_API 0x8246
581#define GL_DEBUG_SOURCE_WINDOW_SYSTEM 0x8247
582#define GL_DEBUG_SOURCE_SHADER_COMPILER 0x8248
583#define GL_DEBUG_SOURCE_THIRD_PARTY 0x8249
584#define GL_DEBUG_SOURCE_APPLICATION 0x824A
585#define GL_DEBUG_SOURCE_OTHER 0x824B
586#define GL_DEBUG_TYPE_ERROR 0x824C
587#define GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR 0x824D
588#define GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR 0x824E
589#define GL_DEBUG_TYPE_PORTABILITY 0x824F
590#define GL_DEBUG_TYPE_PERFORMANCE 0x8250
591#define GL_DEBUG_TYPE_OTHER 0x8251
592#define GL_DEBUG_TYPE_MARKER 0x8268
593#define GL_DEBUG_TYPE_PUSH_GROUP 0x8269
594#define GL_DEBUG_TYPE_POP_GROUP 0x826A
595#define GL_DEBUG_SEVERITY_NOTIFICATION 0x826B
596#define GL_MAX_DEBUG_GROUP_STACK_DEPTH 0x826C
597#define GL_DEBUG_GROUP_STACK_DEPTH 0x826D
598#define GL_BUFFER 0x82E0
599#define GL_SHADER 0x82E1
600#define GL_PROGRAM 0x82E2
601#define GL_QUERY 0x82E3
602#define GL_PROGRAM_PIPELINE 0x82E4
603#define GL_SAMPLER 0x82E6
604#define GL_DISPLAY_LIST 0x82E7
605#define GL_MAX_LABEL_LENGTH 0x82E8
606#define GL_MAX_DEBUG_MESSAGE_LENGTH 0x9143
607#define GL_MAX_DEBUG_LOGGED_MESSAGES 0x9144
608#define GL_DEBUG_LOGGED_MESSAGES 0x9145
609#define GL_DEBUG_SEVERITY_HIGH 0x9146
610#define GL_DEBUG_SEVERITY_MEDIUM 0x9147
611#define GL_DEBUG_SEVERITY_LOW 0x9148
612#define GL_DEBUG_OUTPUT 0x92E0
614#endif /* GL_KHR_debug */
616#define GL_MAX_SERVER_WAIT_TIMEOUT 0x9111
617#define GL_OBJECT_TYPE 0x9112
618#define GL_SYNC_CONDITION 0x9113
619#define GL_SYNC_STATUS 0x9114
620#define GL_SYNC_FLAGS 0x9115
621#define GL_SYNC_FENCE 0x9116
622#define GL_SYNC_GPU_COMMANDS_COMPLETE 0x9117
623#define GL_UNSIGNALED 0x9118
624#define GL_SIGNALED 0x9119
625#define GL_ALREADY_SIGNALED 0x911A
626#define GL_TIMEOUT_EXPIRED 0x911B
627#define GL_CONDITION_SATISFIED 0x911C
628#define GL_WAIT_FAILED 0x911D
629#define GL_SYNC_FLUSH_COMMANDS_BIT 0x00000001
630#define GL_TIMEOUT_IGNORED 0xFFFFFFFFFFFFFFFFull
633#ifndef GL_TEXTURE_2D_ARRAY
634 #define GL_TEXTURE_2D_ARRAY 0x8C1A
635 #define GL_PROXY_TEXTURE_2D_ARRAY 0x8C1B
636 #define GL_TEXTURE_BINDING_2D_ARRAY 0x8C1D
637 #define GL_MAX_ARRAY_TEXTURE_LAYERS 0x88FF
638 #define GL_COMPARE_REF_DEPTH_TO_TEXTURE 0x884E
639 #define GL_SAMPLER_2D_ARRAY 0x8DC1
640 #define GL_SAMPLER_2D_ARRAY_SHADOW 0x8DC4
641 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER 0x8CD4
644#ifndef GL_MAX_3D_TEXTURE_SIZE
645 #define GL_MAX_3D_TEXTURE_SIZE 0x8073
648#ifndef GL_TEXTURE_MIN_LOD
649 #define GL_TEXTURE_MIN_LOD 0x813A
652#ifndef GL_TEXTURE_MAX_LOD
653 #define GL_TEXTURE_MAX_LOD 0x813B
656#ifndef GL_TEXTURE_LOD_BIAS
657 #define GL_TEXTURE_LOD_BIAS 0x8501
661#ifndef GL_INTERLEAVED_ATTRIBS
662 #define GL_INTERLEAVED_ATTRIBS 0x8C8C
665#ifndef GL_SEPARATE_ATTRIBS
666 #define GL_SEPARATE_ATTRIBS 0x8C8D
669#ifndef GL_RASTERIZER_DISCARD
670#define GL_RASTERIZER_DISCARD 0x8C89
674 #define GL_ALPHA_TEST 0x0BC0
679 #ifndef GL_VERSION_3_2
680 typedef struct __GLsync *GLsync;
683 // for compatibility with gl.h headers that don't support VBO,
684 //GL_VERSION_1_5 and GL_ARB_vertex_buffer_object provide these types for OpenGL
685 //all ES versions except GL_OES_VERSION_1_0 provide these types for OpenGL ES
686 #if !defined(GL_VERSION_1_5) && !defined(GL_ARB_vertex_buffer_object) \
687 && !defined(GL_ES_VERSION_2_0) && !defined(OPENGLES_1_1_FOUND)
690 // experimental defination.
691 typedef ptrdiff_t GLsizeiptr;
692 typedef ptrdiff_t GLintptr;
696 typedef __int64 GLintptr;
697 typedef __int64 GLsizeiptr;
698 #elif defined(__ia64__) || defined(__x86_64__) || defined(__ANDROID__)
699 typedef long int GLintptr;
700 typedef long int GLsizeiptr;
702 typedef int GLintptr;
703 typedef int GLsizeiptr;