731 lines
31 KiB
C
731 lines
31 KiB
C
|
/*
|
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* This file was generated with gl3w_gen.py, part of imgl3w
|
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* (hosted at https://github.com/dearimgui/gl3w_stripped)
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*
|
||
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* This is free and unencumbered software released into the public domain.
|
||
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*
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||
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* Anyone is free to copy, modify, publish, use, compile, sell, or
|
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* distribute this software, either in source code form or as a compiled
|
||
|
* binary, for any purpose, commercial or non-commercial, and by any
|
||
|
* means.
|
||
|
*
|
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* In jurisdictions that recognize copyright laws, the author or authors
|
||
|
* of this software dedicate any and all copyright interest in the
|
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|
* software to the public domain. We make this dedication for the benefit
|
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* of the public at large and to the detriment of our heirs and
|
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* successors. We intend this dedication to be an overt act of
|
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|
* relinquishment in perpetuity of all present and future rights to this
|
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* software under copyright law.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
||
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
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* OTHER DEALINGS IN THE SOFTWARE.
|
||
|
*/
|
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|
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// We embed our own OpenGL loader to not require user to provide their own or to have to use ours, which proved to be endless problems for users.
|
||
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// Our loader is custom-generated, based on gl3w but automatically filtered to only include enums/functions that we use in this source file.
|
||
|
// Regenerate with: python gl3w_gen.py --imgui-dir /path/to/imgui/
|
||
|
// see https://github.com/dearimgui/gl3w_stripped for more info.
|
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#ifndef __gl3w_h_
|
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|
#define __gl3w_h_
|
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|
|
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// Adapted from KHR/khrplatform.h to avoid including entire file.
|
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typedef float khronos_float_t;
|
||
|
typedef signed char khronos_int8_t;
|
||
|
typedef unsigned char khronos_uint8_t;
|
||
|
typedef signed short int khronos_int16_t;
|
||
|
typedef unsigned short int khronos_uint16_t;
|
||
|
#ifdef _WIN64
|
||
|
typedef signed long long int khronos_intptr_t;
|
||
|
typedef signed long long int khronos_ssize_t;
|
||
|
#else
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typedef signed long int khronos_intptr_t;
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||
|
typedef signed long int khronos_ssize_t;
|
||
|
#endif
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||
|
|
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#if defined(_MSC_VER) && !defined(__clang__)
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typedef signed __int64 khronos_int64_t;
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typedef unsigned __int64 khronos_uint64_t;
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|
#elif (defined(__clang__) || defined(__GNUC__)) && (__cplusplus < 201100)
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||
|
#include <stdint.h>
|
||
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typedef int64_t khronos_int64_t;
|
||
|
typedef uint64_t khronos_uint64_t;
|
||
|
#else
|
||
|
typedef signed long long khronos_int64_t;
|
||
|
typedef unsigned long long khronos_uint64_t;
|
||
|
#endif
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||
|
|
||
|
#ifndef __gl_glcorearb_h_
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#define __gl_glcorearb_h_ 1
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#ifdef __cplusplus
|
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|
extern "C" {
|
||
|
#endif
|
||
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/*
|
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** Copyright 2013-2020 The Khronos Group Inc.
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** SPDX-License-Identifier: MIT
|
||
|
**
|
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** This header is generated from the Khronos OpenGL / OpenGL ES XML
|
||
|
** API Registry. The current version of the Registry, generator scripts
|
||
|
** used to make the header, and the header can be found at
|
||
|
** https://github.com/KhronosGroup/OpenGL-Registry
|
||
|
*/
|
||
|
#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)
|
||
|
#ifndef WIN32_LEAN_AND_MEAN
|
||
|
#define WIN32_LEAN_AND_MEAN 1
|
||
|
#endif
|
||
|
#include <windows.h>
|
||
|
#endif
|
||
|
#ifndef APIENTRY
|
||
|
#define APIENTRY
|
||
|
#endif
|
||
|
#ifndef APIENTRYP
|
||
|
#define APIENTRYP APIENTRY *
|
||
|
#endif
|
||
|
#ifndef GLAPI
|
||
|
#define GLAPI extern
|
||
|
#endif
|
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/* glcorearb.h is for use with OpenGL core profile implementations.
|
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|
** It should should be placed in the same directory as gl.h and
|
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** included as <GL/glcorearb.h>.
|
||
|
**
|
||
|
** glcorearb.h includes only APIs in the latest OpenGL core profile
|
||
|
** implementation together with APIs in newer ARB extensions which
|
||
|
** can be supported by the core profile. It does not, and never will
|
||
|
** include functionality removed from the core profile, such as
|
||
|
** fixed-function vertex and fragment processing.
|
||
|
**
|
||
|
** Do not #include both <GL/glcorearb.h> and either of <GL/gl.h> or
|
||
|
** <GL/glext.h> in the same source file.
|
||
|
*/
|
||
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/* Generated C header for:
|
||
|
* API: gl
|
||
|
* Profile: core
|
||
|
* Versions considered: .*
|
||
|
* Versions emitted: .*
|
||
|
* Default extensions included: glcore
|
||
|
* Additional extensions included: _nomatch_^
|
||
|
* Extensions removed: _nomatch_^
|
||
|
*/
|
||
|
#ifndef GL_VERSION_1_0
|
||
|
typedef void GLvoid;
|
||
|
typedef unsigned int GLenum;
|
||
|
|
||
|
typedef khronos_float_t GLfloat;
|
||
|
typedef int GLint;
|
||
|
typedef int GLsizei;
|
||
|
typedef unsigned int GLbitfield;
|
||
|
typedef double GLdouble;
|
||
|
typedef unsigned int GLuint;
|
||
|
typedef unsigned char GLboolean;
|
||
|
typedef khronos_uint8_t GLubyte;
|
||
|
#define GL_COLOR_BUFFER_BIT 0x00004000
|
||
|
#define GL_FALSE 0
|
||
|
#define GL_TRUE 1
|
||
|
#define GL_TRIANGLES 0x0004
|
||
|
#define GL_ONE 1
|
||
|
#define GL_SRC_ALPHA 0x0302
|
||
|
#define GL_ONE_MINUS_SRC_ALPHA 0x0303
|
||
|
#define GL_FRONT_AND_BACK 0x0408
|
||
|
#define GL_POLYGON_MODE 0x0B40
|
||
|
#define GL_CULL_FACE 0x0B44
|
||
|
#define GL_DEPTH_TEST 0x0B71
|
||
|
#define GL_STENCIL_TEST 0x0B90
|
||
|
#define GL_VIEWPORT 0x0BA2
|
||
|
#define GL_BLEND 0x0BE2
|
||
|
#define GL_SCISSOR_BOX 0x0C10
|
||
|
#define GL_SCISSOR_TEST 0x0C11
|
||
|
#define GL_UNPACK_ROW_LENGTH 0x0CF2
|
||
|
#define GL_PACK_ALIGNMENT 0x0D05
|
||
|
#define GL_TEXTURE_2D 0x0DE1
|
||
|
#define GL_UNSIGNED_BYTE 0x1401
|
||
|
#define GL_UNSIGNED_SHORT 0x1403
|
||
|
#define GL_UNSIGNED_INT 0x1405
|
||
|
#define GL_FLOAT 0x1406
|
||
|
#define GL_RGBA 0x1908
|
||
|
#define GL_FILL 0x1B02
|
||
|
#define GL_VERSION 0x1F02
|
||
|
#define GL_EXTENSIONS 0x1F03
|
||
|
#define GL_LINEAR 0x2601
|
||
|
#define GL_TEXTURE_MAG_FILTER 0x2800
|
||
|
#define GL_TEXTURE_MIN_FILTER 0x2801
|
||
|
typedef void (APIENTRYP PFNGLPOLYGONMODEPROC) (GLenum face, GLenum mode);
|
||
|
typedef void (APIENTRYP PFNGLSCISSORPROC) (GLint x, GLint y, GLsizei width, GLsizei height);
|
||
|
typedef void (APIENTRYP PFNGLTEXPARAMETERIPROC) (GLenum target, GLenum pname, GLint param);
|
||
|
typedef void (APIENTRYP PFNGLTEXIMAGE2DPROC) (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void *pixels);
|
||
|
typedef void (APIENTRYP PFNGLCLEARPROC) (GLbitfield mask);
|
||
|
typedef void (APIENTRYP PFNGLCLEARCOLORPROC) (GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
|
||
|
typedef void (APIENTRYP PFNGLDISABLEPROC) (GLenum cap);
|
||
|
typedef void (APIENTRYP PFNGLENABLEPROC) (GLenum cap);
|
||
|
typedef void (APIENTRYP PFNGLPIXELSTOREIPROC) (GLenum pname, GLint param);
|
||
|
typedef void (APIENTRYP PFNGLREADPIXELSPROC) (GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void *pixels);
|
||
|
typedef void (APIENTRYP PFNGLGETINTEGERVPROC) (GLenum pname, GLint *data);
|
||
|
typedef const GLubyte *(APIENTRYP PFNGLGETSTRINGPROC) (GLenum name);
|
||
|
typedef GLboolean (APIENTRYP PFNGLISENABLEDPROC) (GLenum cap);
|
||
|
typedef void (APIENTRYP PFNGLVIEWPORTPROC) (GLint x, GLint y, GLsizei width, GLsizei height);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glPolygonMode (GLenum face, GLenum mode);
|
||
|
GLAPI void APIENTRY glScissor (GLint x, GLint y, GLsizei width, GLsizei height);
|
||
|
GLAPI void APIENTRY glTexParameteri (GLenum target, GLenum pname, GLint param);
|
||
|
GLAPI void APIENTRY glTexImage2D (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void *pixels);
|
||
|
GLAPI void APIENTRY glClear (GLbitfield mask);
|
||
|
GLAPI void APIENTRY glClearColor (GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
|
||
|
GLAPI void APIENTRY glDisable (GLenum cap);
|
||
|
GLAPI void APIENTRY glEnable (GLenum cap);
|
||
|
GLAPI void APIENTRY glPixelStorei (GLenum pname, GLint param);
|
||
|
GLAPI void APIENTRY glReadPixels (GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void *pixels);
|
||
|
GLAPI void APIENTRY glGetIntegerv (GLenum pname, GLint *data);
|
||
|
GLAPI const GLubyte *APIENTRY glGetString (GLenum name);
|
||
|
GLAPI GLboolean APIENTRY glIsEnabled (GLenum cap);
|
||
|
GLAPI void APIENTRY glViewport (GLint x, GLint y, GLsizei width, GLsizei height);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_1_0 */
|
||
|
#ifndef GL_VERSION_1_1
|
||
|
typedef khronos_float_t GLclampf;
|
||
|
typedef double GLclampd;
|
||
|
#define GL_TEXTURE_BINDING_2D 0x8069
|
||
|
typedef void (APIENTRYP PFNGLDRAWELEMENTSPROC) (GLenum mode, GLsizei count, GLenum type, const void *indices);
|
||
|
typedef void (APIENTRYP PFNGLBINDTEXTUREPROC) (GLenum target, GLuint texture);
|
||
|
typedef void (APIENTRYP PFNGLDELETETEXTURESPROC) (GLsizei n, const GLuint *textures);
|
||
|
typedef void (APIENTRYP PFNGLGENTEXTURESPROC) (GLsizei n, GLuint *textures);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glDrawElements (GLenum mode, GLsizei count, GLenum type, const void *indices);
|
||
|
GLAPI void APIENTRY glBindTexture (GLenum target, GLuint texture);
|
||
|
GLAPI void APIENTRY glDeleteTextures (GLsizei n, const GLuint *textures);
|
||
|
GLAPI void APIENTRY glGenTextures (GLsizei n, GLuint *textures);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_1_1 */
|
||
|
#ifndef GL_VERSION_1_3
|
||
|
#define GL_TEXTURE0 0x84C0
|
||
|
#define GL_ACTIVE_TEXTURE 0x84E0
|
||
|
typedef void (APIENTRYP PFNGLACTIVETEXTUREPROC) (GLenum texture);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glActiveTexture (GLenum texture);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_1_3 */
|
||
|
#ifndef GL_VERSION_1_4
|
||
|
#define GL_BLEND_DST_RGB 0x80C8
|
||
|
#define GL_BLEND_SRC_RGB 0x80C9
|
||
|
#define GL_BLEND_DST_ALPHA 0x80CA
|
||
|
#define GL_BLEND_SRC_ALPHA 0x80CB
|
||
|
#define GL_FUNC_ADD 0x8006
|
||
|
typedef void (APIENTRYP PFNGLBLENDFUNCSEPARATEPROC) (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
|
||
|
typedef void (APIENTRYP PFNGLBLENDEQUATIONPROC) (GLenum mode);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glBlendFuncSeparate (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
|
||
|
GLAPI void APIENTRY glBlendEquation (GLenum mode);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_1_4 */
|
||
|
#ifndef GL_VERSION_1_5
|
||
|
typedef khronos_ssize_t GLsizeiptr;
|
||
|
typedef khronos_intptr_t GLintptr;
|
||
|
#define GL_ARRAY_BUFFER 0x8892
|
||
|
#define GL_ELEMENT_ARRAY_BUFFER 0x8893
|
||
|
#define GL_ARRAY_BUFFER_BINDING 0x8894
|
||
|
#define GL_STREAM_DRAW 0x88E0
|
||
|
typedef void (APIENTRYP PFNGLBINDBUFFERPROC) (GLenum target, GLuint buffer);
|
||
|
typedef void (APIENTRYP PFNGLDELETEBUFFERSPROC) (GLsizei n, const GLuint *buffers);
|
||
|
typedef void (APIENTRYP PFNGLGENBUFFERSPROC) (GLsizei n, GLuint *buffers);
|
||
|
typedef void (APIENTRYP PFNGLBUFFERDATAPROC) (GLenum target, GLsizeiptr size, const void *data, GLenum usage);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glBindBuffer (GLenum target, GLuint buffer);
|
||
|
GLAPI void APIENTRY glDeleteBuffers (GLsizei n, const GLuint *buffers);
|
||
|
GLAPI void APIENTRY glGenBuffers (GLsizei n, GLuint *buffers);
|
||
|
GLAPI void APIENTRY glBufferData (GLenum target, GLsizeiptr size, const void *data, GLenum usage);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_1_5 */
|
||
|
#ifndef GL_VERSION_2_0
|
||
|
typedef char GLchar;
|
||
|
typedef khronos_int16_t GLshort;
|
||
|
typedef khronos_int8_t GLbyte;
|
||
|
typedef khronos_uint16_t GLushort;
|
||
|
#define GL_BLEND_EQUATION_RGB 0x8009
|
||
|
#define GL_BLEND_EQUATION_ALPHA 0x883D
|
||
|
#define GL_FRAGMENT_SHADER 0x8B30
|
||
|
#define GL_VERTEX_SHADER 0x8B31
|
||
|
#define GL_COMPILE_STATUS 0x8B81
|
||
|
#define GL_LINK_STATUS 0x8B82
|
||
|
#define GL_INFO_LOG_LENGTH 0x8B84
|
||
|
#define GL_CURRENT_PROGRAM 0x8B8D
|
||
|
#define GL_UPPER_LEFT 0x8CA2
|
||
|
typedef void (APIENTRYP PFNGLBLENDEQUATIONSEPARATEPROC) (GLenum modeRGB, GLenum modeAlpha);
|
||
|
typedef void (APIENTRYP PFNGLATTACHSHADERPROC) (GLuint program, GLuint shader);
|
||
|
typedef void (APIENTRYP PFNGLCOMPILESHADERPROC) (GLuint shader);
|
||
|
typedef GLuint (APIENTRYP PFNGLCREATEPROGRAMPROC) (void);
|
||
|
typedef GLuint (APIENTRYP PFNGLCREATESHADERPROC) (GLenum type);
|
||
|
typedef void (APIENTRYP PFNGLDELETEPROGRAMPROC) (GLuint program);
|
||
|
typedef void (APIENTRYP PFNGLDELETESHADERPROC) (GLuint shader);
|
||
|
typedef void (APIENTRYP PFNGLDETACHSHADERPROC) (GLuint program, GLuint shader);
|
||
|
typedef void (APIENTRYP PFNGLENABLEVERTEXATTRIBARRAYPROC) (GLuint index);
|
||
|
typedef GLint (APIENTRYP PFNGLGETATTRIBLOCATIONPROC) (GLuint program, const GLchar *name);
|
||
|
typedef void (APIENTRYP PFNGLGETPROGRAMIVPROC) (GLuint program, GLenum pname, GLint *params);
|
||
|
typedef void (APIENTRYP PFNGLGETPROGRAMINFOLOGPROC) (GLuint program, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
|
||
|
typedef void (APIENTRYP PFNGLGETSHADERIVPROC) (GLuint shader, GLenum pname, GLint *params);
|
||
|
typedef void (APIENTRYP PFNGLGETSHADERINFOLOGPROC) (GLuint shader, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
|
||
|
typedef GLint (APIENTRYP PFNGLGETUNIFORMLOCATIONPROC) (GLuint program, const GLchar *name);
|
||
|
typedef void (APIENTRYP PFNGLLINKPROGRAMPROC) (GLuint program);
|
||
|
typedef void (APIENTRYP PFNGLSHADERSOURCEPROC) (GLuint shader, GLsizei count, const GLchar *const*string, const GLint *length);
|
||
|
typedef void (APIENTRYP PFNGLUSEPROGRAMPROC) (GLuint program);
|
||
|
typedef void (APIENTRYP PFNGLUNIFORM1IPROC) (GLint location, GLint v0);
|
||
|
typedef void (APIENTRYP PFNGLUNIFORMMATRIX4FVPROC) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
|
||
|
typedef void (APIENTRYP PFNGLVERTEXATTRIBPOINTERPROC) (GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void *pointer);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glBlendEquationSeparate (GLenum modeRGB, GLenum modeAlpha);
|
||
|
GLAPI void APIENTRY glAttachShader (GLuint program, GLuint shader);
|
||
|
GLAPI void APIENTRY glCompileShader (GLuint shader);
|
||
|
GLAPI GLuint APIENTRY glCreateProgram (void);
|
||
|
GLAPI GLuint APIENTRY glCreateShader (GLenum type);
|
||
|
GLAPI void APIENTRY glDeleteProgram (GLuint program);
|
||
|
GLAPI void APIENTRY glDeleteShader (GLuint shader);
|
||
|
GLAPI void APIENTRY glDetachShader (GLuint program, GLuint shader);
|
||
|
GLAPI void APIENTRY glEnableVertexAttribArray (GLuint index);
|
||
|
GLAPI GLint APIENTRY glGetAttribLocation (GLuint program, const GLchar *name);
|
||
|
GLAPI void APIENTRY glGetProgramiv (GLuint program, GLenum pname, GLint *params);
|
||
|
GLAPI void APIENTRY glGetProgramInfoLog (GLuint program, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
|
||
|
GLAPI void APIENTRY glGetShaderiv (GLuint shader, GLenum pname, GLint *params);
|
||
|
GLAPI void APIENTRY glGetShaderInfoLog (GLuint shader, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
|
||
|
GLAPI GLint APIENTRY glGetUniformLocation (GLuint program, const GLchar *name);
|
||
|
GLAPI void APIENTRY glLinkProgram (GLuint program);
|
||
|
GLAPI void APIENTRY glShaderSource (GLuint shader, GLsizei count, const GLchar *const*string, const GLint *length);
|
||
|
GLAPI void APIENTRY glUseProgram (GLuint program);
|
||
|
GLAPI void APIENTRY glUniform1i (GLint location, GLint v0);
|
||
|
GLAPI void APIENTRY glUniformMatrix4fv (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
|
||
|
GLAPI void APIENTRY glVertexAttribPointer (GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void *pointer);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_2_0 */
|
||
|
#ifndef GL_VERSION_3_0
|
||
|
typedef khronos_uint16_t GLhalf;
|
||
|
#define GL_MAJOR_VERSION 0x821B
|
||
|
#define GL_MINOR_VERSION 0x821C
|
||
|
#define GL_NUM_EXTENSIONS 0x821D
|
||
|
#define GL_FRAMEBUFFER_SRGB 0x8DB9
|
||
|
#define GL_VERTEX_ARRAY_BINDING 0x85B5
|
||
|
typedef void (APIENTRYP PFNGLGETBOOLEANI_VPROC) (GLenum target, GLuint index, GLboolean *data);
|
||
|
typedef void (APIENTRYP PFNGLGETINTEGERI_VPROC) (GLenum target, GLuint index, GLint *data);
|
||
|
typedef const GLubyte *(APIENTRYP PFNGLGETSTRINGIPROC) (GLenum name, GLuint index);
|
||
|
typedef void (APIENTRYP PFNGLBINDVERTEXARRAYPROC) (GLuint array);
|
||
|
typedef void (APIENTRYP PFNGLDELETEVERTEXARRAYSPROC) (GLsizei n, const GLuint *arrays);
|
||
|
typedef void (APIENTRYP PFNGLGENVERTEXARRAYSPROC) (GLsizei n, GLuint *arrays);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI const GLubyte *APIENTRY glGetStringi (GLenum name, GLuint index);
|
||
|
GLAPI void APIENTRY glBindVertexArray (GLuint array);
|
||
|
GLAPI void APIENTRY glDeleteVertexArrays (GLsizei n, const GLuint *arrays);
|
||
|
GLAPI void APIENTRY glGenVertexArrays (GLsizei n, GLuint *arrays);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_3_0 */
|
||
|
#ifndef GL_VERSION_3_1
|
||
|
#define GL_VERSION_3_1 1
|
||
|
#define GL_PRIMITIVE_RESTART 0x8F9D
|
||
|
#endif /* GL_VERSION_3_1 */
|
||
|
#ifndef GL_VERSION_3_2
|
||
|
#define GL_VERSION_3_2 1
|
||
|
typedef struct __GLsync *GLsync;
|
||
|
typedef khronos_uint64_t GLuint64;
|
||
|
typedef khronos_int64_t GLint64;
|
||
|
typedef void (APIENTRYP PFNGLDRAWELEMENTSBASEVERTEXPROC) (GLenum mode, GLsizei count, GLenum type, const void *indices, GLint basevertex);
|
||
|
typedef void (APIENTRYP PFNGLGETINTEGER64I_VPROC) (GLenum target, GLuint index, GLint64 *data);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glDrawElementsBaseVertex (GLenum mode, GLsizei count, GLenum type, const void *indices, GLint basevertex);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_3_2 */
|
||
|
#ifndef GL_VERSION_3_3
|
||
|
#define GL_VERSION_3_3 1
|
||
|
#define GL_SAMPLER_BINDING 0x8919
|
||
|
typedef void (APIENTRYP PFNGLBINDSAMPLERPROC) (GLuint unit, GLuint sampler);
|
||
|
#ifdef GL_GLEXT_PROTOTYPES
|
||
|
GLAPI void APIENTRY glBindSampler (GLuint unit, GLuint sampler);
|
||
|
#endif
|
||
|
#endif /* GL_VERSION_3_3 */
|
||
|
#ifndef GL_VERSION_4_1
|
||
|
typedef void (APIENTRYP PFNGLGETFLOATI_VPROC) (GLenum target, GLuint index, GLfloat *data);
|
||
|
typedef void (APIENTRYP PFNGLGETDOUBLEI_VPROC) (GLenum target, GLuint index, GLdouble *data);
|
||
|
#endif /* GL_VERSION_4_1 */
|
||
|
#ifndef GL_VERSION_4_3
|
||
|
typedef void (APIENTRY *GLDEBUGPROC)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam);
|
||
|
#endif /* GL_VERSION_4_3 */
|
||
|
#ifndef GL_VERSION_4_5
|
||
|
#define GL_CLIP_ORIGIN 0x935C
|
||
|
typedef void (APIENTRYP PFNGLGETTRANSFORMFEEDBACKI_VPROC) (GLuint xfb, GLenum pname, GLuint index, GLint *param);
|
||
|
typedef void (APIENTRYP PFNGLGETTRANSFORMFEEDBACKI64_VPROC) (GLuint xfb, GLenum pname, GLuint index, GLint64 *param);
|
||
|
#endif /* GL_VERSION_4_5 */
|
||
|
#ifndef GL_ARB_bindless_texture
|
||
|
typedef khronos_uint64_t GLuint64EXT;
|
||
|
#endif /* GL_ARB_bindless_texture */
|
||
|
#ifndef GL_ARB_cl_event
|
||
|
struct _cl_context;
|
||
|
struct _cl_event;
|
||
|
#endif /* GL_ARB_cl_event */
|
||
|
#ifndef GL_ARB_clip_control
|
||
|
#define GL_ARB_clip_control 1
|
||
|
#endif /* GL_ARB_clip_control */
|
||
|
#ifndef GL_ARB_debug_output
|
||
|
typedef void (APIENTRY *GLDEBUGPROCARB)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam);
|
||
|
#endif /* GL_ARB_debug_output */
|
||
|
#ifndef GL_EXT_EGL_image_storage
|
||
|
typedef void *GLeglImageOES;
|
||
|
#endif /* GL_EXT_EGL_image_storage */
|
||
|
#ifndef GL_EXT_direct_state_access
|
||
|
typedef void (APIENTRYP PFNGLGETFLOATI_VEXTPROC) (GLenum pname, GLuint index, GLfloat *params);
|
||
|
typedef void (APIENTRYP PFNGLGETDOUBLEI_VEXTPROC) (GLenum pname, GLuint index, GLdouble *params);
|
||
|
typedef void (APIENTRYP PFNGLGETPOINTERI_VEXTPROC) (GLenum pname, GLuint index, void **params);
|
||
|
typedef void (APIENTRYP PFNGLGETVERTEXARRAYINTEGERI_VEXTPROC) (GLuint vaobj, GLuint index, GLenum pname, GLint *param);
|
||
|
typedef void (APIENTRYP PFNGLGETVERTEXARRAYPOINTERI_VEXTPROC) (GLuint vaobj, GLuint index, GLenum pname, void **param);
|
||
|
#endif /* GL_EXT_direct_state_access */
|
||
|
#ifndef GL_NV_draw_vulkan_image
|
||
|
typedef void (APIENTRY *GLVULKANPROCNV)(void);
|
||
|
#endif /* GL_NV_draw_vulkan_image */
|
||
|
#ifndef GL_NV_gpu_shader5
|
||
|
typedef khronos_int64_t GLint64EXT;
|
||
|
#endif /* GL_NV_gpu_shader5 */
|
||
|
#ifndef GL_NV_vertex_buffer_unified_memory
|
||
|
typedef void (APIENTRYP PFNGLGETINTEGERUI64I_VNVPROC) (GLenum value, GLuint index, GLuint64EXT *result);
|
||
|
#endif /* GL_NV_vertex_buffer_unified_memory */
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
#endif
|
||
|
#endif
|
||
|
|
||
|
#ifndef GL3W_API
|
||
|
#define GL3W_API
|
||
|
#endif
|
||
|
|
||
|
#ifndef __gl_h_
|
||
|
#define __gl_h_
|
||
|
#endif
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
extern "C" {
|
||
|
#endif
|
||
|
|
||
|
#define GL3W_OK 0
|
||
|
#define GL3W_ERROR_INIT -1
|
||
|
#define GL3W_ERROR_LIBRARY_OPEN -2
|
||
|
#define GL3W_ERROR_OPENGL_VERSION -3
|
||
|
|
||
|
typedef void (*GL3WglProc)(void);
|
||
|
typedef GL3WglProc (*GL3WGetProcAddressProc)(const char *proc);
|
||
|
|
||
|
/* gl3w api */
|
||
|
GL3W_API int imgl3wInit(void);
|
||
|
GL3W_API int imgl3wInit2(GL3WGetProcAddressProc proc);
|
||
|
GL3W_API int imgl3wIsSupported(int major, int minor);
|
||
|
GL3W_API GL3WglProc imgl3wGetProcAddress(const char *proc);
|
||
|
|
||
|
/* gl3w internal state */
|
||
|
union GL3WProcs {
|
||
|
GL3WglProc ptr[52];
|
||
|
struct {
|
||
|
PFNGLACTIVETEXTUREPROC ActiveTexture;
|
||
|
PFNGLATTACHSHADERPROC AttachShader;
|
||
|
PFNGLBINDBUFFERPROC BindBuffer;
|
||
|
PFNGLBINDSAMPLERPROC BindSampler;
|
||
|
PFNGLBINDTEXTUREPROC BindTexture;
|
||
|
PFNGLBINDVERTEXARRAYPROC BindVertexArray;
|
||
|
PFNGLBLENDEQUATIONPROC BlendEquation;
|
||
|
PFNGLBLENDEQUATIONSEPARATEPROC BlendEquationSeparate;
|
||
|
PFNGLBLENDFUNCSEPARATEPROC BlendFuncSeparate;
|
||
|
PFNGLBUFFERDATAPROC BufferData;
|
||
|
PFNGLCLEARPROC Clear;
|
||
|
PFNGLCLEARCOLORPROC ClearColor;
|
||
|
PFNGLCOMPILESHADERPROC CompileShader;
|
||
|
PFNGLCREATEPROGRAMPROC CreateProgram;
|
||
|
PFNGLCREATESHADERPROC CreateShader;
|
||
|
PFNGLDELETEBUFFERSPROC DeleteBuffers;
|
||
|
PFNGLDELETEPROGRAMPROC DeleteProgram;
|
||
|
PFNGLDELETESHADERPROC DeleteShader;
|
||
|
PFNGLDELETETEXTURESPROC DeleteTextures;
|
||
|
PFNGLDELETEVERTEXARRAYSPROC DeleteVertexArrays;
|
||
|
PFNGLDETACHSHADERPROC DetachShader;
|
||
|
PFNGLDISABLEPROC Disable;
|
||
|
PFNGLDRAWELEMENTSPROC DrawElements;
|
||
|
PFNGLDRAWELEMENTSBASEVERTEXPROC DrawElementsBaseVertex;
|
||
|
PFNGLENABLEPROC Enable;
|
||
|
PFNGLENABLEVERTEXATTRIBARRAYPROC EnableVertexAttribArray;
|
||
|
PFNGLGENBUFFERSPROC GenBuffers;
|
||
|
PFNGLGENTEXTURESPROC GenTextures;
|
||
|
PFNGLGENVERTEXARRAYSPROC GenVertexArrays;
|
||
|
PFNGLGETATTRIBLOCATIONPROC GetAttribLocation;
|
||
|
PFNGLGETINTEGERVPROC GetIntegerv;
|
||
|
PFNGLGETPROGRAMINFOLOGPROC GetProgramInfoLog;
|
||
|
PFNGLGETPROGRAMIVPROC GetProgramiv;
|
||
|
PFNGLGETSHADERINFOLOGPROC GetShaderInfoLog;
|
||
|
PFNGLGETSHADERIVPROC GetShaderiv;
|
||
|
PFNGLGETSTRINGPROC GetString;
|
||
|
PFNGLGETSTRINGIPROC GetStringi;
|
||
|
PFNGLGETUNIFORMLOCATIONPROC GetUniformLocation;
|
||
|
PFNGLISENABLEDPROC IsEnabled;
|
||
|
PFNGLLINKPROGRAMPROC LinkProgram;
|
||
|
PFNGLPIXELSTOREIPROC PixelStorei;
|
||
|
PFNGLPOLYGONMODEPROC PolygonMode;
|
||
|
PFNGLREADPIXELSPROC ReadPixels;
|
||
|
PFNGLSCISSORPROC Scissor;
|
||
|
PFNGLSHADERSOURCEPROC ShaderSource;
|
||
|
PFNGLTEXIMAGE2DPROC TexImage2D;
|
||
|
PFNGLTEXPARAMETERIPROC TexParameteri;
|
||
|
PFNGLUNIFORM1IPROC Uniform1i;
|
||
|
PFNGLUNIFORMMATRIX4FVPROC UniformMatrix4fv;
|
||
|
PFNGLUSEPROGRAMPROC UseProgram;
|
||
|
PFNGLVERTEXATTRIBPOINTERPROC VertexAttribPointer;
|
||
|
PFNGLVIEWPORTPROC Viewport;
|
||
|
} gl;
|
||
|
};
|
||
|
|
||
|
GL3W_API extern union GL3WProcs gl3wProcs;
|
||
|
|
||
|
/* OpenGL functions */
|
||
|
#define glActiveTexture gl3wProcs.gl.ActiveTexture
|
||
|
#define glAttachShader gl3wProcs.gl.AttachShader
|
||
|
#define glBindBuffer gl3wProcs.gl.BindBuffer
|
||
|
#define glBindSampler gl3wProcs.gl.BindSampler
|
||
|
#define glBindTexture gl3wProcs.gl.BindTexture
|
||
|
#define glBindVertexArray gl3wProcs.gl.BindVertexArray
|
||
|
#define glBlendEquation gl3wProcs.gl.BlendEquation
|
||
|
#define glBlendEquationSeparate gl3wProcs.gl.BlendEquationSeparate
|
||
|
#define glBlendFuncSeparate gl3wProcs.gl.BlendFuncSeparate
|
||
|
#define glBufferData gl3wProcs.gl.BufferData
|
||
|
#define glClear gl3wProcs.gl.Clear
|
||
|
#define glClearColor gl3wProcs.gl.ClearColor
|
||
|
#define glCompileShader gl3wProcs.gl.CompileShader
|
||
|
#define glCreateProgram gl3wProcs.gl.CreateProgram
|
||
|
#define glCreateShader gl3wProcs.gl.CreateShader
|
||
|
#define glDeleteBuffers gl3wProcs.gl.DeleteBuffers
|
||
|
#define glDeleteProgram gl3wProcs.gl.DeleteProgram
|
||
|
#define glDeleteShader gl3wProcs.gl.DeleteShader
|
||
|
#define glDeleteTextures gl3wProcs.gl.DeleteTextures
|
||
|
#define glDeleteVertexArrays gl3wProcs.gl.DeleteVertexArrays
|
||
|
#define glDetachShader gl3wProcs.gl.DetachShader
|
||
|
#define glDisable gl3wProcs.gl.Disable
|
||
|
#define glDrawElements gl3wProcs.gl.DrawElements
|
||
|
#define glDrawElementsBaseVertex gl3wProcs.gl.DrawElementsBaseVertex
|
||
|
#define glEnable gl3wProcs.gl.Enable
|
||
|
#define glEnableVertexAttribArray gl3wProcs.gl.EnableVertexAttribArray
|
||
|
#define glGenBuffers gl3wProcs.gl.GenBuffers
|
||
|
#define glGenTextures gl3wProcs.gl.GenTextures
|
||
|
#define glGenVertexArrays gl3wProcs.gl.GenVertexArrays
|
||
|
#define glGetAttribLocation gl3wProcs.gl.GetAttribLocation
|
||
|
#define glGetIntegerv gl3wProcs.gl.GetIntegerv
|
||
|
#define glGetProgramInfoLog gl3wProcs.gl.GetProgramInfoLog
|
||
|
#define glGetProgramiv gl3wProcs.gl.GetProgramiv
|
||
|
#define glGetShaderInfoLog gl3wProcs.gl.GetShaderInfoLog
|
||
|
#define glGetShaderiv gl3wProcs.gl.GetShaderiv
|
||
|
#define glGetString gl3wProcs.gl.GetString
|
||
|
#define glGetStringi gl3wProcs.gl.GetStringi
|
||
|
#define glGetUniformLocation gl3wProcs.gl.GetUniformLocation
|
||
|
#define glIsEnabled gl3wProcs.gl.IsEnabled
|
||
|
#define glLinkProgram gl3wProcs.gl.LinkProgram
|
||
|
#define glPixelStorei gl3wProcs.gl.PixelStorei
|
||
|
#define glPolygonMode gl3wProcs.gl.PolygonMode
|
||
|
#define glReadPixels gl3wProcs.gl.ReadPixels
|
||
|
#define glScissor gl3wProcs.gl.Scissor
|
||
|
#define glShaderSource gl3wProcs.gl.ShaderSource
|
||
|
#define glTexImage2D gl3wProcs.gl.TexImage2D
|
||
|
#define glTexParameteri gl3wProcs.gl.TexParameteri
|
||
|
#define glUniform1i gl3wProcs.gl.Uniform1i
|
||
|
#define glUniformMatrix4fv gl3wProcs.gl.UniformMatrix4fv
|
||
|
#define glUseProgram gl3wProcs.gl.UseProgram
|
||
|
#define glVertexAttribPointer gl3wProcs.gl.VertexAttribPointer
|
||
|
#define glViewport gl3wProcs.gl.Viewport
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#ifdef IMGL3W_IMPL
|
||
|
#ifdef __cplusplus
|
||
|
extern "C" {
|
||
|
#endif
|
||
|
|
||
|
#include <stdlib.h>
|
||
|
|
||
|
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
|
||
|
|
||
|
#if defined(_WIN32)
|
||
|
#ifndef WIN32_LEAN_AND_MEAN
|
||
|
#define WIN32_LEAN_AND_MEAN 1
|
||
|
#endif
|
||
|
#include <windows.h>
|
||
|
|
||
|
static HMODULE libgl;
|
||
|
typedef PROC(__stdcall* GL3WglGetProcAddr)(LPCSTR);
|
||
|
static GL3WglGetProcAddr wgl_get_proc_address;
|
||
|
|
||
|
static int open_libgl(void)
|
||
|
{
|
||
|
libgl = LoadLibraryA("opengl32.dll");
|
||
|
if (!libgl)
|
||
|
return GL3W_ERROR_LIBRARY_OPEN;
|
||
|
wgl_get_proc_address = (GL3WglGetProcAddr)GetProcAddress(libgl, "wglGetProcAddress");
|
||
|
return GL3W_OK;
|
||
|
}
|
||
|
|
||
|
static void close_libgl(void) { FreeLibrary(libgl); }
|
||
|
static GL3WglProc get_proc(const char *proc)
|
||
|
{
|
||
|
GL3WglProc res;
|
||
|
res = (GL3WglProc)wgl_get_proc_address(proc);
|
||
|
if (!res)
|
||
|
res = (GL3WglProc)GetProcAddress(libgl, proc);
|
||
|
return res;
|
||
|
}
|
||
|
#elif defined(__APPLE__)
|
||
|
#include <dlfcn.h>
|
||
|
|
||
|
static void *libgl;
|
||
|
static int open_libgl(void)
|
||
|
{
|
||
|
libgl = dlopen("/System/Library/Frameworks/OpenGL.framework/OpenGL", RTLD_LAZY | RTLD_LOCAL);
|
||
|
if (!libgl)
|
||
|
return GL3W_ERROR_LIBRARY_OPEN;
|
||
|
return GL3W_OK;
|
||
|
}
|
||
|
|
||
|
static void close_libgl(void) { dlclose(libgl); }
|
||
|
|
||
|
static GL3WglProc get_proc(const char *proc)
|
||
|
{
|
||
|
GL3WglProc res;
|
||
|
*(void **)(&res) = dlsym(libgl, proc);
|
||
|
return res;
|
||
|
}
|
||
|
#else
|
||
|
#include <dlfcn.h>
|
||
|
|
||
|
static void *libgl;
|
||
|
static GL3WglProc (*glx_get_proc_address)(const GLubyte *);
|
||
|
|
||
|
static int open_libgl(void)
|
||
|
{
|
||
|
libgl = dlopen("libGL.so.1", RTLD_LAZY | RTLD_LOCAL);
|
||
|
if (!libgl)
|
||
|
return GL3W_ERROR_LIBRARY_OPEN;
|
||
|
*(void **)(&glx_get_proc_address) = dlsym(libgl, "glXGetProcAddressARB");
|
||
|
return GL3W_OK;
|
||
|
}
|
||
|
|
||
|
static void close_libgl(void) { dlclose(libgl); }
|
||
|
|
||
|
static GL3WglProc get_proc(const char *proc)
|
||
|
{
|
||
|
GL3WglProc res;
|
||
|
res = glx_get_proc_address((const GLubyte *)proc);
|
||
|
if (!res)
|
||
|
*(void **)(&res) = dlsym(libgl, proc);
|
||
|
return res;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
static struct { int major, minor; } version;
|
||
|
|
||
|
static int parse_version(void)
|
||
|
{
|
||
|
if (!glGetIntegerv)
|
||
|
return GL3W_ERROR_INIT;
|
||
|
glGetIntegerv(GL_MAJOR_VERSION, &version.major);
|
||
|
glGetIntegerv(GL_MINOR_VERSION, &version.minor);
|
||
|
if (version.major < 3)
|
||
|
return GL3W_ERROR_OPENGL_VERSION;
|
||
|
return GL3W_OK;
|
||
|
}
|
||
|
|
||
|
static void load_procs(GL3WGetProcAddressProc proc);
|
||
|
|
||
|
int imgl3wInit(void)
|
||
|
{
|
||
|
int res = open_libgl();
|
||
|
if (res)
|
||
|
return res;
|
||
|
atexit(close_libgl);
|
||
|
return imgl3wInit2(get_proc);
|
||
|
}
|
||
|
|
||
|
int imgl3wInit2(GL3WGetProcAddressProc proc)
|
||
|
{
|
||
|
load_procs(proc);
|
||
|
return parse_version();
|
||
|
}
|
||
|
|
||
|
int imgl3wIsSupported(int major, int minor)
|
||
|
{
|
||
|
if (major < 3)
|
||
|
return 0;
|
||
|
if (version.major == major)
|
||
|
return version.minor >= minor;
|
||
|
return version.major >= major;
|
||
|
}
|
||
|
|
||
|
GL3WglProc imgl3wGetProcAddress(const char *proc) { return get_proc(proc); }
|
||
|
|
||
|
static const char *proc_names[] = {
|
||
|
"glActiveTexture",
|
||
|
"glAttachShader",
|
||
|
"glBindBuffer",
|
||
|
"glBindSampler",
|
||
|
"glBindTexture",
|
||
|
"glBindVertexArray",
|
||
|
"glBlendEquation",
|
||
|
"glBlendEquationSeparate",
|
||
|
"glBlendFuncSeparate",
|
||
|
"glBufferData",
|
||
|
"glClear",
|
||
|
"glClearColor",
|
||
|
"glCompileShader",
|
||
|
"glCreateProgram",
|
||
|
"glCreateShader",
|
||
|
"glDeleteBuffers",
|
||
|
"glDeleteProgram",
|
||
|
"glDeleteShader",
|
||
|
"glDeleteTextures",
|
||
|
"glDeleteVertexArrays",
|
||
|
"glDetachShader",
|
||
|
"glDisable",
|
||
|
"glDrawElements",
|
||
|
"glDrawElementsBaseVertex",
|
||
|
"glEnable",
|
||
|
"glEnableVertexAttribArray",
|
||
|
"glGenBuffers",
|
||
|
"glGenTextures",
|
||
|
"glGenVertexArrays",
|
||
|
"glGetAttribLocation",
|
||
|
"glGetIntegerv",
|
||
|
"glGetProgramInfoLog",
|
||
|
"glGetProgramiv",
|
||
|
"glGetShaderInfoLog",
|
||
|
"glGetShaderiv",
|
||
|
"glGetString",
|
||
|
"glGetStringi",
|
||
|
"glGetUniformLocation",
|
||
|
"glIsEnabled",
|
||
|
"glLinkProgram",
|
||
|
"glPixelStorei",
|
||
|
"glPolygonMode",
|
||
|
"glReadPixels",
|
||
|
"glScissor",
|
||
|
"glShaderSource",
|
||
|
"glTexImage2D",
|
||
|
"glTexParameteri",
|
||
|
"glUniform1i",
|
||
|
"glUniformMatrix4fv",
|
||
|
"glUseProgram",
|
||
|
"glVertexAttribPointer",
|
||
|
"glViewport",
|
||
|
};
|
||
|
|
||
|
GL3W_API union GL3WProcs gl3wProcs;
|
||
|
|
||
|
static void load_procs(GL3WGetProcAddressProc proc)
|
||
|
{
|
||
|
size_t i;
|
||
|
for (i = 0; i < ARRAY_SIZE(proc_names); i++)
|
||
|
gl3wProcs.ptr[i] = proc(proc_names[i]);
|
||
|
}
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
#endif
|
||
|
#endif
|