/*
OpenGL loader generated by glad 0.1.36 on Wed Sep 28 06:33:45 2022.
Language/Generator: C/C++
Specification: gl
APIs: gl=4.6
Profile: compatibility
Extensions:
Loader: True
Local files: False
Omit khrplatform: False
Reproducible: False
Commandline:
--profile="compatibility" --api="gl=4.6" --generator="c" --spec="gl" --extensions=""
Online:
https://glad.dav1d.de/#profile=compatibility&language=c&specification=gl&loader=on&api=gl%3D4.6
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glad/glad.h>
static void* get_proc(const char *namez);
#if defined(_WIN32) || defined(__CYGWIN__)
#ifndef _WINDOWS_
#undef APIENTRY
#endif
#include <windows.h>
static HMODULE libGL;
typedef void* (APIENTRYP PFNWGLGETPROCADDRESSPROC_PRIVATE)(const char*);
static PFNWGLGETPROCADDRESSPROC_PRIVATE gladGetProcAddressPtr;
#ifdef _MSC_VER
#ifdef __has_include
#if __has_include(<winapifamily.h>)
#define HAVE_WINAPIFAMILY 1
#endif
#elif _MSC_VER >= 1700 && !_USING_V110_SDK71_
#define HAVE_WINAPIFAMILY 1
#endif
#endif
#ifdef HAVE_WINAPIFAMILY
#include <winapifamily.h>
#if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) && WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
#define IS_UWP 1
#endif
#endif
static
int open_gl(void) {
#ifndef IS_UWP
libGL = LoadLibraryW(L"opengl32.dll");
if(libGL != NULL) {
void (* tmp)(void);
tmp = (void(*)(void)) GetProcAddress(libGL, "wglGetProcAddress");
gladGetProcAddressPtr = (PFNWGLGETPROCADDRESSPROC_PRIVATE) tmp;
return gladGetProcAddressPtr != NULL;
}
#endif
return 0;
}
static
void close_gl(void) {
if(libGL != NULL) {
FreeLibrary((HMODULE) libGL);
libGL = NULL;
}
}
#else
#include <dlfcn.h>
static void* libGL;
#if !defined(__APPLE__) && !defined(__HAIKU__)
typedef void* (APIENTRYP PFNGLXGETPROCADDRESSPROC_PRIVATE)(const char*);
static PFNGLXGETPROCADDRESSPROC_PRIVATE gladGetProcAddressPtr;
#endif
static
int open_gl(void) {
#ifdef __APPLE__
static const char *NAMES[] = {
"../Frameworks/OpenGL.framework/OpenGL",
"/Library/Frameworks/OpenGL.framework/OpenGL",
"/System/Library/Frameworks/OpenGL.framework/OpenGL",
"/System/Library/Frameworks/OpenGL.framework/Versions/Current/OpenGL"
};
#else
static const char *NAMES[] = {"libGL.so.1", "libGL.so"};
#endif
unsigned int index = 0;
for(index = 0; index < (sizeof(NAMES) / sizeof(NAMES[0])); index++) {
libGL = dlopen(NAMES[index], RTLD_NOW | RTLD_GLOBAL);
if(libGL != NULL) {
#if defined(__APPLE__) || defined(__HAIKU__)
return 1;
#else
gladGetProcAddressPtr = (PFNGLXGETPROCADDRESSPROC_PRIVATE)dlsym(libGL,
"glXGetProcAddressARB");
return gladGetProcAddressPtr != NULL;
#endif
}
}
return 0;
}
static
void close_gl(void) {
if(libGL != NULL) {
dlclose(libGL);
libGL = NULL;
}
}
#endif
static
void* get_proc(const char *namez) {
void* result = NULL;
if(libGL == NULL) return NULL;
#if !defined(__APPLE__) && !defined(__HAIKU__)
if(gladGetProcAddressPtr != NULL) {
result = gladGetProcAddressPtr(namez);
}
#endif
if(result == NULL) {
#if defined(_WIN32) || defined(__CYGWIN__)
result = (void*)GetProcAddress((HMODULE) libGL, namez);
#else
result = dlsym(libGL, namez);
#endif
}
return result;
}
int gladLoadGL(void) {
int status = 0;
if(open_gl()) {
status = gladLoadGLLoader(&get_proc);
close_gl();
}
return status;
}
struct gladGLversionStruct GLVersion = { 0, 0 };
#if defined(GL_ES_VERSION_3_0) || defined(GL_VERSION_3_0)
#define _GLAD_IS_SOME_NEW_VERSION 1
#endif
static int max_loaded_major;
static int max_loaded_minor;
static const char *exts = NULL;
static int num_exts_i = 0;
static char **exts_i = NULL;
static int get_exts(void) {
#ifdef _GLAD_IS_SOME_NEW_VERSION
if(max_loaded_major < 3) {
#endif
exts = (const char *)glGetString(GL_EXTENSIONS);
#ifdef _GLAD_IS_SOME_NEW_VERSION
} else {
unsigned int index;
num_exts_i = 0;
glGetIntegerv(GL_NUM_EXTENSIONS, &num_exts_i);
if (num_exts_i > 0) {
exts_i = (char **)malloc((size_t)num_exts_i * (sizeof *exts_i));
}
if (exts_i == NULL) {
return 0;
}
for(index = 0; index < (unsigned)num_exts_i; index++) {
const char *gl_str_tmp = (const char*)glGetStringi(GL_EXTENSIONS, index);
size_t len = strlen(gl_str_tmp);
char *local_str = (char*)malloc((len+1) * sizeof(char));
if(local_str != NULL) {
memcpy(local_str, gl_str_tmp, (len+1) * sizeof(char));
}
exts_i[index] = local_str;
}
}
#endif
return 1;
}
static void free_exts(void) {
if (exts_i != NULL) {
int index;
for(index = 0; index < num_exts_i; index++) {
free((char *)exts_i[index]);
}
free((void *)exts_i);
exts_i = NULL;
}
}
static int has_ext(const char *ext) {
#ifdef _GLAD_IS_SOME_NEW_VERSION
if(max_loaded_major < 3) {
#endif
const char *extensions;
const char *loc;
const char *terminator;
extensions = exts;
if(extensions == NULL || ext == NULL) {
return 0;
}
while(1) {
loc = strstr(extensions, ext);
if(loc == NULL) {
return 0;
}
terminator = loc + strlen(ext);
if((loc == extensions || *(loc - 1) == ' ') &&
(*terminator == ' ' || *terminator == '\0')) {
return 1;
}
extensions = terminator;
}
#ifdef _GLAD_IS_SOME_NEW_VERSION
} else {
int index;
if(exts_i == NULL) return 0;
for(index = 0; index < num_exts_i; index++) {
const char *e = exts_i[index];
if(exts_i[index] != NULL && strcmp(e, ext) == 0) {
return 1;
}
}
}
#endif
return 0;
}
int GLAD_GL_VERSION_1_0 = 0;
int GLAD_GL_VERSION_1_1 = 0;
int GLAD_GL_VERSION_1_2 = 0;
int GLAD_GL_VERSION_1_3 = 0;
int GLAD_GL_VERSION_1_4 = 0;
int GLAD_GL_VERSION_1_5 = 0;
int GLAD_GL_VERSION_2_0 = 0;
int GLAD_GL_VERSION_2_1 = 0;
int GLAD_GL_VERSION_3_0 = 0;
int GLAD_GL_VERSION_3_1 = 0;
int GLAD_GL_VERSION_3_2 = 0;
int GLAD_GL_VERSION_3_3 = 0;
int GLAD_GL_VERSION_4_0 = 0;
int GLAD_GL_VERSION_4_1 = 0;
int GLAD_GL_VERSION_4_2 = 0;
int GLAD_GL_VERSION_4_3 = 0;
int GLAD_GL_VERSION_4_4 = 0;
int GLAD_GL_VERSION_4_5 = 0;
int GLAD_GL_VERSION_4_6 = 0;
PFNGLACCUMPROC glad_glAccum = NULL;
PFNGLACTIVESHADERPROGRAMPROC glad_glActiveShaderProgram = NULL;
PFNGLACTIVETEXTUREPROC glad_glActiveTexture = NULL;
PFNGLALPHAFUNCPROC glad_glAlphaFunc = NULL;
PFNGLARETEXTURESRESIDENTPROC glad_glAreTexturesResident = NULL;
PFNGLARRAYELEMENTPROC glad_glArrayElement = NULL;
PFNGLATTACHSHADERPROC glad_glAttachShader = NULL;
PFNGLBEGINPROC glad_glBegin = NULL;
PFNGLBEGINCONDITIONALRENDERPROC glad_glBeginConditionalRender = NULL;
PFNGLBEGINQUERYPROC glad_glBeginQuery = NULL;
PFNGLBEGINQUERYINDEXEDPROC glad_glBeginQueryIndexed = NULL;
PFNGLBEGINTRANSFORMFEEDBACKPROC glad_glBeginTransformFeedback = NULL;
PFNGLBINDATTRIBLOCATIONPROC glad_glBindAttribLocation = NULL;
PFNGLBINDBUFFERPROC glad_glBindBuffer = NULL;
PFNGLBINDBUFFERBASEPROC glad_glBindBufferBase = NULL;
PFNGLBINDBUFFERRANGEPROC glad_glBindBufferRange = NULL;
PFNGLBINDBUFFERSBASEPROC glad_glBindBuffersBase = NULL;
PFNGLBINDBUFFERSRANGEPROC glad_glBindBuffersRange = NULL;
PFNGLBINDFRAGDATALOCATIONPROC glad_glBindFragDataLocation = NULL;
PFNGLBINDFRAGDATALOCATIONINDEXEDPROC glad_glBindFragDataLocationIndexed = NULL;
PFNGLBINDFRAMEBUFFERPROC glad_glBindFramebuffer = NULL;
PFNGLBINDIMAGETEXTUREPROC glad_glBindImageTexture = NULL;
PFNGLBINDIMAGETEXTURESPROC
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