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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// glmgrext.h
// helper file for extension testing and runtime importing of entry points
//
//===============================================================================
#pragma once
#ifdef OSX
#include <OpenGL/gl.h>
#include <OpenGL/glext.h>
#elif defined(LINUX)
#include <GL/gl.h>
#include <GL/glext.h>
#else
#error
#endif
#ifndef GL_EXT_framebuffer_sRGB
#define GL_FRAMEBUFFER_SRGB_EXT 0x8DB9
#define GL_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x8DBA
#endif
#ifndef ARB_texture_rg
#define GL_COMPRESSED_RED 0x8225
#define GL_COMPRESSED_RG 0x8226
#define GL_RG 0x8227
#define GL_RG_INTEGER 0x8228
#define GL_R8 0x8229
#define GL_R16 0x822A
#define GL_RG8 0x822B
#define GL_RG16 0x822C
#define GL_R16F 0x822D
#define GL_R32F 0x822E
#define GL_RG16F 0x822F
#define GL_RG32F 0x8230
#define GL_R8I 0x8231
#define GL_R8UI 0x8232
#define GL_R16I 0x8233
#define GL_R16UI 0x8234
#define GL_R32I 0x8235
#define GL_R32UI 0x8236
#define GL_RG8I 0x8237
#define GL_RG8UI 0x8238
#define GL_RG16I 0x8239
#define GL_RG16UI 0x823A
#define GL_RG32I 0x823B
#define GL_RG32UI 0x823C
#endif
#ifndef GL_EXT_bindable_uniform
#define GL_UNIFORM_BUFFER_EXT 0x8DEE
#endif
// unpublished extension enums (thus the "X")
// from EXT_framebuffer_multisample_blit_scaled..
#define XGL_SCALED_RESOLVE_FASTEST_EXT 0x90BA
#define XGL_SCALED_RESOLVE_NICEST_EXT 0x90BB
#ifndef GL_TEXTURE_MINIMIZE_STORAGE_APPLE
#define GL_TEXTURE_MINIMIZE_STORAGE_APPLE 0x85B6
#endif
#ifndef GL_ALL_COMPLETED_NV
#define GL_ALL_COMPLETED_NV 0x84F2
#endif
#ifndef GL_MAP_READ_BIT
#define GL_MAP_READ_BIT 0x0001
#endif
#ifndef GL_MAP_WRITE_BIT
#define GL_MAP_WRITE_BIT 0x0002
#endif
#ifndef GL_MAP_INVALIDATE_RANGE_BIT
#define GL_MAP_INVALIDATE_RANGE_BIT 0x0004
#endif
#ifndef GL_MAP_INVALIDATE_BUFFER_BIT
#define GL_MAP_INVALIDATE_BUFFER_BIT 0x0008
#endif
#ifndef GL_MAP_FLUSH_EXPLICIT_BIT
#define GL_MAP_FLUSH_EXPLICIT_BIT 0x0010
#endif
#ifndef GL_MAP_UNSYNCHRONIZED_BIT
#define GL_MAP_UNSYNCHRONIZED_BIT 0x0020
#endif
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