#ifndef __glext_h_

#define __glext_h_

#ifdef __cplusplus

extern "C" {

#endif

/*

** License Applicability. Except to the extent portions of this file are

** made subject to an alternative license as permitted in the SGI Free

** Software License B, Version 1.1 (the "License"), the contents of this

** file are subject only to the provisions of the License. You may not use

** this file except in compliance with the License. You may obtain a copy

** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600

** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:

** 

** http://oss.sgi.com/projects/FreeB

** 

** Note that, as provided in the License, the Software is distributed on an

** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS

** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND

** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A

** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

** 

** Original Code. The Original Code is: OpenGL Sample Implementation,

** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,

** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.

** Copyright in any portions created by third parties is as indicated

** elsewhere herein. All Rights Reserved.

** 

** Additional Notice Provisions: This software was created using the

** OpenGL(R) version 1.2.1 Sample Implementation published by SGI, but has

** not been independently verified as being compliant with the OpenGL(R)

** version 1.2.1 Specification.

*/

#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)

#define WIN32_LEAN_AND_MEAN 1

#include <windows.h>

#endif

#ifndef APIENTRY

#define APIENTRY

#endif

#ifndef GLAPI

#define GLAPI extern

#endif

/*************************************************************/

/* Header file version number, required by OpenGL ABI for Linux */

/* glext.h last updated 2002/03/22 */

/* Current version at http://oss.sgi.com/projects/ogl-sample/registry/ */

#define GL_GLEXT_VERSION 11

#ifndef GL_VERSION_1_2

#define GL_CONSTANT_COLOR                 0x8001

#define GL_ONE_MINUS_CONSTANT_COLOR       0x8002

#define GL_CONSTANT_ALPHA                 0x8003

#define GL_ONE_MINUS_CONSTANT_ALPHA       0x8004

#define GL_BLEND_COLOR                    0x8005

#define GL_FUNC_ADD                       0x8006

#define GL_MIN                            0x8007

#define GL_MAX                            0x8008

#define GL_BLEND_EQUATION                 0x8009

#define GL_FUNC_SUBTRACT                  0x800A

#define GL_FUNC_REVERSE_SUBTRACT          0x800B

#define GL_CONVOLUTION_1D                 0x8010

#define GL_CONVOLUTION_2D                 0x8011

#define GL_SEPARABLE_2D                   0x8012

#define GL_CONVOLUTION_BORDER_MODE        0x8013

#define GL_CONVOLUTION_FILTER_SCALE       0x8014

#define GL_CONVOLUTION_FILTER_BIAS        0x8015

#define GL_REDUCE                         0x8016

#define GL_CONVOLUTION_FORMAT             0x8017

#define GL_CONVOLUTION_WIDTH              0x8018

#define GL_CONVOLUTION_HEIGHT             0x8019

#define GL_MAX_CONVOLUTION_WIDTH          0x801A

#define GL_MAX_CONVOLUTION_HEIGHT         0x801B

#define GL_POST_CONVOLUTION_RED_SCALE     0x801C

#define GL_POST_CONVOLUTION_GREEN_SCALE   0x801D

#define GL_POST_CONVOLUTION_BLUE_SCALE    0x801E

#define GL_POST_CONVOLUTION_ALPHA_SCALE   0x801F

#define GL_POST_CONVOLUTION_RED_BIAS      0x8020

#define GL_POST_CONVOLUTION_GREEN_BIAS    0x8021

#define GL_POST_CONVOLUTION_BLUE_BIAS     0x8022

#define GL_POST_CONVOLUTION_ALPHA_BIAS    0x8023

#define GL_HISTOGRAM                      0x8024

#define GL_PROXY_HISTOGRAM                0x8025

#define GL_HISTOGRAM_WIDTH                0x8026

#define GL_HISTOGRAM_FORMAT               0x8027

#define GL_HISTOGRAM_RED_SIZE             0x8028

#define GL_HISTOGRAM_GREEN_SIZE           0x8029

#define GL_HISTOGRAM_BLUE_SIZE            0x802A

#define GL_HISTOGRAM_ALPHA_SIZE           0x802B

#define GL_HISTOGRAM_LUMINANCE_SIZE       0x802C

#define GL_HISTOGRAM_SINK                 0x802D

#define GL_MINMAX                         0x802E

#define GL_MINMAX_FORMAT                  0x802F

#define GL_MINMAX_SINK                    0x8030

#define GL_TABLE_TOO_LARGE                0x8031

#define GL_UNSIGNED_BYTE_3_3_2            0x8032

#define GL_UNSIGNED_SHORT_4_4_4_4         0x8033

#define GL_UNSIGNED_SHORT_5_5_5_1         0x8034

#define GL_UNSIGNED_INT_8_8_8_8           0x8035

#define GL_UNSIGNED_INT_10_10_10_2        0x8036

#define GL_RESCALE_NORMAL                 0x803A

#define GL_UNSIGNED_BYTE_2_3_3_REV        0x8362

#define GL_UNSIGNED_SHORT_5_6_5           0x8363

#define GL_UNSIGNED_SHORT_5_6_5_REV       0x8364

#define GL_UNSIGNED_SHORT_4_4_4_4_REV     0x8365

#define GL_UNSIGNED_SHORT_1_5_5_5_REV     0x8366

#define GL_UNSIGNED_INT_8_8_8_8_REV       0x8367

#define GL_UNSIGNED_INT_2_10_10_10_REV    0x8368

#define GL_COLOR_MATRIX                   0x80B1

#define GL_COLOR_MATRIX_STACK_DEPTH       0x80B2

#define GL_MAX_COLOR_MATRIX_STACK_DEPTH   0x80B3

#define GL_POST_COLOR_MATRIX_RED_SCALE    0x80B4

#define GL_POST_COLOR_MATRIX_GREEN_SCALE  0x80B5

#define GL_POST_COLOR_MATRIX_BLUE_SCALE   0x80B6

#define GL_POST_COLOR_MATRIX_ALPHA_SCALE  0x80B7

#define GL_POST_COLOR_MATRIX_RED_BIAS     0x80B8

#define GL_POST_COLOR_MATRIX_GREEN_BIAS   0x80B9

#define GL_POST_COLOR_MATRIX_BLUE_BIAS    0x80BA

#define GL_COLOR_TABLE                    0x80D0

#define GL_POST_CONVOLUTION_COLOR_TABLE   0x80D1

#define GL_POST_COLOR_MATRIX_COLOR_TABLE  0x80D2

#define GL_PROXY_COLOR_TABLE              0x80D3

#define GL_PROXY_POST_CONVOLUTION_COLOR_TABLE 0x80D4

#define GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE 0x80D5

#define GL_COLOR_TABLE_SCALE              0x80D6

#define GL_COLOR_TABLE_BIAS               0x80D7

#define GL_COLOR_TABLE_FORMAT             0x80D8

#define GL_COLOR_TABLE_WIDTH              0x80D9

#define GL_COLOR_TABLE_RED_SIZE           0x80DA

#define GL_COLOR_TABLE_GREEN_SIZE         0x80DB

#define GL_COLOR_TABLE_BLUE_SIZE          0x80DC

#define GL_COLOR_TABLE_ALPHA_SIZE         0x80DD

#define GL_COLOR_TABLE_LUMINANCE_SIZE     0x80DE

#define GL_COLOR_TABLE_INTENSITY_SIZE     0x80DF

#define GL_BGR                            0x80E0

#define GL_BGRA                           0x80E1

#define GL_MAX_ELEMENTS_VERTICES          0x80E8

#define GL_MAX_ELEMENTS_INDICES           0x80E9

#define GL_CLAMP_TO_EDGE                  0x812F

#define GL_TEXTURE_MIN_LOD                0x813A

#define GL_TEXTURE_MAX_LOD                0x813B

#define GL_TEXTURE_BASE_LEVEL             0x813C

#define GL_TEXTURE_MAX_LEVEL              0x813D

#define GL_IGNORE_BORDER                  0x8150

#define GL_CONSTANT_BORDER                0x8151

#define GL_WRAP_BORDER                    0x8152

#define GL_REPLICATE_BORDER               0x8153

#define GL_CONVOLUTION_BORDER_COLOR       0x8154

#define GL_LIGHT_MODEL_COLOR_CONTROL      0x81F8

#define GL_SINGLE_COLOR                   0x81F9

#define GL_SEPARATE_SPECULAR_COLOR        0x81FA

#define GL_SMOOTH_POINT_SIZE_RANGE        0x0B12

#define GL_SMOOTH_POINT_SIZE_GRANULARITY  0x0B13

#define GL_SMOOTH_LINE_WIDTH_RANGE        0x0B22

#define GL_SMOOTH_LINE_WIDTH_GRANULARITY  0x0B23

#define GL_ALIASED_POINT_SIZE_RANGE       0x846D

#define GL_ALIASED_LINE_WIDTH_RANGE       0x846E

#endif

#ifndef GL_VERSION_1_3

#define GL_TEXTURE0                       0x84C0

#define GL_TEXTURE1                       0x84C1

#define GL_TEXTURE2                       0x84C2

#define GL_TEXTURE3                       0x84C3

#define GL_TEXTURE4                       0x84C4

#define GL_TEXTURE5                       0x84C5

#define GL_TEXTURE6                       0x84C6

#define GL_TEXTURE7                       0x84C7

#define GL_TEXTURE8                       0x84C8

#define GL_TEXTURE9                       0x84C9

#define GL_TEXTURE10                      0x84CA

#define GL_TEXTURE11                      0x84CB

#define GL_TEXTURE12                      0x84CC

#define GL_TEXTURE13                      0x84CD

#define GL_TEXTURE14                      0x84CE

#define GL_TEXTURE15                      0x84CF

#define GL_TEXTURE16                      0x84D0

#define GL_TEXTURE17                      0x84D1

#define GL_TEXTURE18                      0x84D2

#define GL_TEXTURE19                      0x84D3

#define GL_TEXTURE20                      0x84D4

#define GL_TEXTURE21                      0x84D5

#define GL_TEXTURE22                      0x84D6

#define GL_TEXTURE23                      0x84D7

#define GL_TEXTURE24                      0x84D8

#define GL_TEXTURE25                      0x84D9

#define GL_TEXTURE26                      0x84DA

#define GL_TEXTURE27                      0x84DB

#define GL_TEXTURE28                      0x84DC

#define GL_TEXTURE29                      0x84DD

#define GL_TEXTURE30                      0x84DE

#define GL_TEXTURE31                      0x84DF

#define GL_ACTIVE_TEXTURE                 0x84E0

#define GL_CLIENT_ACTIVE_TEXTURE          0x84E1

#define GL_MAX_TEXTURE_UNITS              0x84E2

#define GL_TRANSPOSE_MODELVIEW_MATRIX     0x84E3

#define GL_TRANSPOSE_PROJECTION_MATRIX    0x84E4

#define GL_TRANSPOSE_TEXTURE_MATRIX       0x84E5

#define GL_TRANSPOSE_COLOR_MATRIX         0x84E6

#define GL_MULTISAMPLE                    0x809D

#define GL_SAMPLE_ALPHA_TO_COVERAGE       0x809E

#define GL_SAMPLE_ALPHA_TO_ONE            0x809F

#define GL_SAMPLE_COVERAGE                0x80A0

#define GL_SAMPLE_BUFFERS                 0x80A8

#define GL_SAMPLES                        0x80A9

#define GL_SAMPLE_COVERAGE_VALUE          0x80AA

#define GL_SAMPLE_COVERAGE_INVERT         0x80AB

#define GL_MULTISAMPLE_BIT                0x20000000

#define GL_NORMAL_MAP                     0x8511

#define GL_REFLECTION_MAP                 0x8512

#define GL_TEXTURE_CUBE_MAP               0x8513

#define GL_TEXTURE_BINDING_CUBE_MAP       0x8514

#define GL_TEXTURE_CUBE_MAP_POSITIVE_X    0x8515

#define GL_TEXTURE_CUBE_MAP_NEGATIVE_X    0x8516

#define GL_TEXTURE_CUBE_MAP_POSITIVE_Y    0x8517

#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y    0x8518

#define GL_TEXTURE_CUBE_MAP_POSITIVE_Z    0x8519

#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z    0x851A

#define GL_PROXY_TEXTURE_CUBE_MAP         0x851B

#define GL_MAX_CUBE_MAP_TEXTURE_SIZE      0x851C

#define GL_COMPRESSED_ALPHA               0x84E9

#define GL_COMPRESSED_LUMINANCE           0x84EA

#define GL_COMPRESSED_LUMINANCE_ALPHA     0x84EB

#define GL_COMPRESSED_INTENSITY           0x84EC

#define GL_COMPRESSED_RGB                 0x84ED

#define GL_COMPRESSED_RGBA                0x84EE

#define GL_TEXTURE_COMPRESSION_HINT       0x84EF

#define GL_TEXTURE_COMPRESSED_IMAGE_SIZE  0x86A0

#define GL_TEXTURE_COMPRESSED             0x86A1

#define GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2

#define GL_COMPRESSED_TEXTURE_FORMATS     0x86A3

#define GL_CLAMP_TO_BORDER                0x812D

#define GL_CLAMP_TO_BORDER_SGIS           0x812D

#define GL_COMBINE                        0x8570

#define GL_COMBINE_RGB                    0x8571

#define GL_COMBINE_ALPHA                  0x8572

#define GL_SOURCE0_RGB                    0x8580

#define GL_SOURCE1_RGB                    0x8581

#define GL_SOURCE2_RGB                    0x8582

#define GL_SOURCE0_ALPHA                  0x8588

#define GL_SOURCE1_ALPHA                  0x8589

#define GL_SOURCE2_ALPHA                  0x858A

#define GL_OPERAND0_RGB                   0x8590

#define GL_OPERAND1_RGB                   0x8591

#define GL_OPERAND2_RGB                   0x8592

#define GL_OPERAND0_ALPHA                 0x8598

#define GL_OPERAND1_ALPHA                 0x8599

#define GL_OPERAND2_ALPHA                 0x859A

#define GL_RGB_SCALE                      0x8573

#define GL_ADD_SIGNED                     0x8574

#define GL_INTERPOLATE                    0x8575

#define GL_SUBTRACT                       0x84E7

#define GL_CONSTANT                       0x8576

#define GL_PRIMARY_COLOR                  0x8577

#define GL_PREVIOUS                       0x8578

#define GL_DOT3_RGB                       0x86AE

#define GL_DOT3_RGBA                      0x86AF

#endif

#ifndef GL_ARB_multitexture

#define GL_TEXTURE0_ARB                   0x84C0

#define GL_TEXTURE1_ARB                   0x84C1

#define GL_TEXTURE2_ARB                   0x84C2

#define GL_TEXTURE3_ARB                   0x84C3

#define GL_TEXTURE4_ARB                   0x84C4

#define GL_TEXTURE5_ARB                   0x84C5

#define GL_TEXTURE6_ARB                   0x84C6

#define GL_TEXTURE7_ARB                   0x84C7

#define GL_TEXTURE8_ARB                   0x84C8

#define GL_TEXTURE9_ARB                   0x84C9

#define GL_TEXTURE10_ARB                  0x84CA

#define GL_TEXTURE11_ARB                  0x84CB

#define GL_TEXTURE12_ARB                  0x84CC

#define GL_TEXTURE13_ARB                  0x84CD

#define GL_TEXTURE14_ARB                  0x84CE

#define GL_TEXTURE15_ARB                  0x84CF

#define GL_TEXTURE16_ARB                  0x84D0

#define GL_TEXTURE17_ARB                  0x84D1

#define GL_TEXTURE18_ARB                  0x84D2

#define GL_TEXTURE19_ARB                  0x84D3

#define GL_TEXTURE20_ARB                  0x84D4

#define GL_TEXTURE21_ARB                  0x84D5

#define GL_TEXTURE22_ARB                  0x84D6

#define GL_TEXTURE23_ARB                  0x84D7

#define GL_TEXTURE24_ARB                  0x84D8

#define GL_TEXTURE25_ARB                  0x84D9

#define GL_TEXTURE26_ARB                  0x84DA

#define GL_TEXTURE27_ARB                  0x84DB

#define GL_TEXTURE28_ARB                  0x84DC

#define GL_TEXTURE29_ARB                  0x84DD

#define GL_TEXTURE30_ARB                  0x84DE

#define GL_TEXTURE31_ARB                  0x84DF

#define GL_ACTIVE_TEXTURE_ARB             0x84E0

#define GL_CLIENT_ACTIVE_TEXTURE_ARB      0x84E1

#define GL_MAX_TEXTURE_UNITS_ARB          0x84E2

#endif

#ifndef GL_ARB_transpose_matrix

#define GL_TRANSPOSE_MODELVIEW_MATRIX_ARB 0x84E3

#define GL_TRANSPOSE_PROJECTION_MATRIX_ARB 0x84E4

#define GL_TRANSPOSE_TEXTURE_MATRIX_ARB   0x84E5

#define GL_TRANSPOSE_COLOR_MATRIX_ARB     0x84E6

#endif

#ifndef GL_ARB_multisample

#define GL_MULTISAMPLE_ARB                0x809D

#define GL_SAMPLE_ALPHA_TO_COVERAGE_ARB   0x809E

#define GL_SAMPLE_ALPHA_TO_ONE_ARB        0x809F

#define GL_SAMPLE_COVERAGE_ARB            0x80A0

#define GL_SAMPLE_BUFFERS_ARB             0x80A8

#define GL_SAMPLES_ARB                    0x80A9

#define GL_SAMPLE_COVERAGE_VALUE_ARB      0x80AA

#define GL_SAMPLE_COVERAGE_INVERT_ARB     0x80AB

#define GL_MULTISAMPLE_BIT_ARB            0x20000000

#endif

#ifndef GL_ARB_texture_env_add

#endif

#ifndef GL_ARB_texture_cube_map

#define GL_NORMAL_MAP_ARB                 0x8511

#define GL_REFLECTION_MAP_ARB             0x8512

#define GL_TEXTURE_CUBE_MAP_ARB           0x8513

#define GL_TEXTURE_BINDING_CUBE_MAP_ARB   0x8514

#define GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB 0x8515

#define GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB 0x8516

#define GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB 0x8517

#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB 0x8518

#define GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB 0x8519

#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB 0x851A

#define GL_PROXY_TEXTURE_CUBE_MAP_ARB     0x851B

#define GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB  0x851C

#endif

#ifndef GL_ARB_texture_compression

#define GL_COMPRESSED_ALPHA_ARB           0x84E9

#define GL_COMPRESSED_LUMINANCE_ARB       0x84EA

#define GL_COMPRESSED_LUMINANCE_ALPHA_ARB 0x84EB

#define GL_COMPRESSED_INTENSITY_ARB       0x84EC

#define GL_COMPRESSED_RGB_ARB             0x84ED

#define GL_COMPRESSED_RGBA_ARB            0x84EE

#define GL_TEXTURE_COMPRESSION_HINT_ARB   0x84EF

#define GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB 0x86A0

#define GL_TEXTURE_COMPRESSED_ARB         0x86A1

#define GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB 0x86A2

#define GL_COMPRESSED_TEXTURE_FORMATS_ARB 0x86A3

#endif

#ifndef GL_ARB_texture_border_clamp

#define GL_CLAMP_TO_BORDER_ARB            0x812D

#endif

#ifndef GL_ARB_point_parameters

#define GL_POINT_SIZE_MIN_ARB             0x8126

#define GL_POINT_SIZE_MIN_EXT             0x8126

#define GL_POINT_SIZE_MIN_SGIS            0x8126

#define GL_POINT_SIZE_MAX_ARB             0x8127

#define GL_POINT_SIZE_MAX_EXT             0x8127

#define GL_POINT_SIZE_MAX_SGIS            0x8127

#define GL_POINT_FADE_THRESHOLD_SIZE_ARB  0x8128

#define GL_POINT_FADE_THRESHOLD_SIZE_EXT  0x8128

#define GL_POINT_FADE_THRESHOLD_SIZE_SGIS 0x8128

#define GL_POINT_DISTANCE_ATTENUATION_ARB 0x8129

#define GL_DISTANCE_ATTENUATION_EXT       0x8129

#define GL_DISTANCE_ATTENUATION_SGIS      0x8129

#endif

#ifndef GL_ARB_vertex_blend

#define GL_MAX_VERTEX_UNITS_ARB           0x86A4

#define GL_ACTIVE_VERTEX_UNITS_ARB        0x86A5

#define GL_WEIGHT_SUM_UNITY_ARB           0x86A6

#define GL_VERTEX_BLEND_ARB               0x86A7

#define GL_CURRENT_WEIGHT_ARB             0x86A8

#define GL_WEIGHT_ARRAY_TYPE_ARB          0x86A9

#define GL_WEIGHT_ARRAY_STRIDE_ARB        0x86AA

#define GL_WEIGHT_ARRAY_SIZE_ARB          0x86AB

#define GL_WEIGHT_ARRAY_POINTER_ARB       0x86AC

#define GL_WEIGHT_ARRAY_ARB               0x86AD

#define GL_MODELVIEW0_ARB                 0x1700

#define GL_MODELVIEW1_ARB                 0x850A

#define GL_MODELVIEW2_ARB                 0x8722

#define GL_MODELVIEW3_ARB                 0x8723

#define GL_MODELVIEW4_ARB                 0x8724

#define GL_MODELVIEW5_ARB                 0x8725

#define GL_MODELVIEW6_ARB                 0x8726

#define GL_MODELVIEW7_ARB                 0x8727

#define GL_MODELVIEW8_ARB                 0x8728

#define GL_MODELVIEW9_ARB                 0x8729

#define GL_MODELVIEW10_ARB                0x872A

#define GL_MODELVIEW11_ARB                0x872B

#define GL_MODELVIEW12_ARB                0x872C

#define GL_MODELVIEW13_ARB                0x872D

#define GL_MODELVIEW14_ARB                0x872E

#define GL_MODELVIEW15_ARB                0x872F

#define GL_MODELVIEW16_ARB                0x8730

#define GL_MODELVIEW17_ARB                0x8731

#define GL_MODELVIEW18_ARB                0x8732

#define GL_MODELVIEW19_ARB                0x8733

#define GL_MODELVIEW20_ARB                0x8734

#define GL_MODELVIEW21_ARB                0x8735

#define GL_MODELVIEW22_ARB                0x8736

#define GL_MODELVIEW23_ARB                0x8737

#define GL_MODELVIEW24_ARB                0x8738

#define GL_MODELVIEW25_ARB                0x8739

#define GL_MODELVIEW26_ARB                0x873A

#define GL_MODELVIEW27_ARB                0x873B

#define GL_MODELVIEW28_ARB                0x873C

#define GL_MODELVIEW29_ARB                0x873D

#define GL_MODELVIEW30_ARB                0x873E

#define GL_MODELVIEW31_ARB                0x873F

#endif

#ifndef GL_ARB_matrix_palette

#define GL_MATRIX_PALETTE_ARB             0x8840

#define GL_MAX_MATRIX_PALETTE_STACK_DEPTH_ARB 0x8841

#define GL_MAX_PALETTE_MATRICES_ARB       0x8842

#define GL_CURRENT_PALETTE_MATRIX_ARB     0x8843

#define GL_MATRIX_INDEX_ARRAY_ARB         0x8844

#define GL_CURRENT_MATRIX_INDEX_ARB       0x8845

#define GL_MATRIX_INDEX_ARRAY_SIZE_ARB    0x8846

#define GL_MATRIX_INDEX_ARRAY_TYPE_ARB    0x8847

#define GL_MATRIX_INDEX_ARRAY_STRIDE_ARB  0x8848

#define GL_MATRIX_INDEX_ARRAY_POINTER_ARB 0x8849

#endif

#ifndef GL_ARB_texture_env_combine

#define GL_COMBINE_ARB                    0x8570

#define GL_COMBINE_RGB_ARB                0x8571

#define GL_COMBINE_ALPHA_ARB              0x8572

#define GL_SOURCE0_RGB_ARB                0x8580

#define GL_SOURCE1_RGB_ARB                0x8581

#define GL_SOURCE2_RGB_ARB                0x8582

#define GL_SOURCE0_ALPHA_ARB              0x8588

#define GL_SOURCE1_ALPHA_ARB              0x8589

#define GL_SOURCE2_ALPHA_ARB              0x858A

#define GL_OPERAND0_RGB_ARB               0x8590

#define GL_OPERAND1_RGB_ARB               0x8591

#define GL_OPERAND2_RGB_ARB               0x8592

#define GL_OPERAND0_ALPHA_ARB             0x8598

#define GL_OPERAND1_ALPHA_ARB             0x8599

#define GL_OPERAND2_ALPHA_ARB             0x859A

#define GL_RGB_SCALE_ARB                  0x8573

#define GL_ADD_SIGNED_ARB                 0x8574

#define GL_INTERPOLATE_ARB                0x8575

#define GL_SUBTRACT_ARB                   0x84E7

#define GL_CONSTANT_ARB                   0x8576

#define GL_PRIMARY_COLOR_ARB              0x8577

#define GL_PREVIOUS_ARB                   0x8578

#endif

#ifndef GL_ARB_texture_env_crossbar

#endif

#ifndef GL_ARB_texture_env_dot3

#define GL_DOT3_RGB_ARB                   0x86AE

#define GL_DOT3_RGB_EXT                   0x86AE

#define GL_DOT3_RGBA_ARB                  0x86AF

#define GL_DOT3_RGBA_EXT                  0x86AF

#endif

#ifndef GL_ARB_texture_mirrored_repeat

#define GL_MIRRORED_REPEAT_ARB            0x8370

#endif

#ifndef GL_ARB_depth_texture

#define GL_DEPTH_COMPONENT16_ARB          0x81A5

#define GL_DEPTH_COMPONENT24_ARB          0x81A6

#define GL_DEPTH_COMPONENT32_ARB          0x81A7

#define GL_TEXTURE_DEPTH_SIZE_ARB         0x884A

#define GL_DEPTH_TEXTURE_MODE_ARB         0x884B

#endif

#ifndef GL_ARB_shadow

#define GL_TEXTURE_COMPARE_MODE_ARB       0x884C

#define GL_TEXTURE_COMPARE_FUNC_ARB       0x884D

#define GL_COMPARE_R_TO_TEXTURE_ARB       0x884E

#endif

#ifndef GL_ARB_shadow_ambient

#define GL_TEXTURE_COMPARE_FAIL_VALUE_ARB 0x80BF

#endif

#ifndef GL_ARB_window_pos

#endif

#ifndef GL_EXT_abgr

#define GL_ABGR_EXT                       0x8000

#endif

#ifndef GL_EXT_blend_color

#define GL_CONSTANT_COLOR_EXT             0x8001

#define GL_ONE_MINUS_CONSTANT_COLOR_EXT   0x8002

#define GL_CONSTANT_ALPHA_EXT             0x8003

#define GL_ONE_MINUS_CONSTANT_ALPHA_EXT   0x8004

#define GL_BLEND_COLOR_EXT                0x8005

#endif

#ifndef GL_EXT_polygon_offset

#define GL_POLYGON_OFFSET_EXT             0x8037

#define GL_POLYGON_OFFSET_FACTOR_EXT      0x8038

#define GL_POLYGON_OFFSET_BIAS_EXT        0x8039

#endif

#ifndef GL_EXT_texture

#define GL_ALPHA4_EXT                     0x803B

#define GL_ALPHA8_EXT                     0x803C

#define GL_ALPHA12_EXT                    0x803D

#define GL_ALPHA16_EXT                    0x803E

#define GL_LUMINANCE4_EXT                 0x803F

#define GL_LUMINANCE8_EXT                 0x8040

#define GL_LUMINANCE12_EXT                0x8041

#define GL_LUMINANCE16_EXT                0x8042

#define GL_LUMINANCE4_ALPHA4_EXT          0x8043

#define GL_LUMINANCE6_ALPHA2_EXT          0x8044

#define GL_LUMINANCE8_ALPHA8_EXT          0x8045

#define GL_LUMINANCE12_ALPHA4_EXT         0x8046

#define GL_LUMINANCE12_ALPHA12_EXT        0x8047

#define GL_LUMINANCE16_ALPHA16_EXT        0x8048

#define GL_INTENSITY_EXT                  0x8049

#define GL_INTENSITY4_EXT                 0x804A

#define GL_INTENSITY8_EXT                 0x804B

#define GL_INTENSITY12_EXT                0x804C