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mesa: reorder and document the tokens in glheader.h

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Split into different sections, document each one as well as strange
cases like GL_ATI_texture_compression_3dc.

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
This commit is contained in:
Emil Velikov 2018-09-05 17:35:17 +01:00 committed by Emil Velikov
parent 5f70964b1d
commit 91ff8b1dd9
1 changed files with 23 additions and 16 deletions
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39
src/mesa/main/glheader.h
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@ -49,7 +49,7 @@ typedef unsigned char GLbitfield8;
typedef unsigned short GLbitfield16;
typedef GLuint64 GLbitfield64;
typedef int GLclampx;
/* Common GLES 1.0 and 2.0 tokens */
#ifndef GL_OES_EGL_image_external
#define GL_TEXTURE_EXTERNAL_OES 0x8D65
@ -58,6 +58,15 @@ typedef int GLclampx;
#define GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES 0x8D68
#endif
#ifndef GL_OES_compressed_ETC1_RGB8_texture
#define GL_ETC1_RGB8_OES 0x8D64
#endif
/* GLES 1.0 only tokens */
typedef int GLclampx;
#ifndef GL_OES_point_size_array
#define GL_POINT_SIZE_ARRAY_OES 0x8B9C
#define GL_POINT_SIZE_ARRAY_TYPE_OES 0x898A
@ -71,17 +80,17 @@ typedef int GLclampx;
#define GL_TEXTURE_CROP_RECT_OES 0x8B9D
#endif
#ifndef GL_TEXTURE_GEN_STR_OES
#define GL_TEXTURE_GEN_STR_OES 0x8D60
#endif
/* GLES 2.0 only tokens */
#ifndef GL_PROGRAM_BINARY_LENGTH_OES
#define GL_PROGRAM_BINARY_LENGTH_OES 0x8741
#endif
/* GLES 2.0 tokens */
#ifndef GL_TEXTURE_GEN_STR_OES
#define GL_TEXTURE_GEN_STR_OES 0x8D60
#endif
#ifndef GL_OES_texture_compression_astc
#define GL_COMPRESSED_RGBA_ASTC_3x3x3_OES 0x93C0
#define GL_COMPRESSED_RGBA_ASTC_4x3x3_OES 0x93C1
@ -105,15 +114,6 @@ typedef int GLclampx;
#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6x6_OES 0x93E9
#endif
#ifndef GL_ATI_texture_compression_3dc
#define GL_ATI_texture_compression_3dc 1
#define GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI 0x8837
#endif
#ifndef GL_OES_compressed_ETC1_RGB8_texture
#define GL_ETC1_RGB8_OES 0x8D64
#endif
#ifndef GL_EXT_shader_framebuffer_fetch
#define GL_FRAGMENT_SHADER_DISCARDS_SAMPLES_EXT 0x8A52
#endif
@ -132,6 +132,13 @@ typedef int GLclampx;
#define GL_FRAMEBUFFER_FLIP_Y_MESA 0x8BBB
#endif
/* There is no formal spec for the following extension. */
#ifndef GL_ATI_texture_compression_3dc
#define GL_ATI_texture_compression_3dc 1
#define GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI 0x8837
#endif
/**
* Internal token to represent a GLSL shader program (a collection of
* one or more shaders that get linked together). Note that GLSL