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/*

    OpenGL, OpenGL ES loader generated by glad 0.1.30 on Thu Jul  4 02:00:01 2019.

    Language/Generator: C/C++
    Specification: gl
    APIs: gl=2.0, gles2=2.0, gles1=1.0
    Profile: compatibility
    Extensions:
        GL_ARB_buffer_storage,
        GL_ARB_clip_control,
        GL_ARB_debug_output,
        GL_ARB_depth_clamp,
        GL_ARB_map_buffer_range,
        GL_ARB_shader_texture_lod,
        GL_ARB_sync,
        GL_ARB_texture_rectangle,
        GL_EXT_fog_coord,
        GL_EXT_framebuffer_object,
        GL_EXT_texture_compression_s3tc,
        GL_EXT_texture_filter_anisotropic,
        GL_NV_fog_distance,
        GL_NV_multisample_filter_hint,
        GL_SGIS_fog_function,
        GL_SGIX_fog_offset
    Loader: True
    Local files: False
    Omit khrplatform: False
    Reproducible: False

    Commandline:
        --profile="compatibility" --api="gl=2.0,gles2=2.0,gles1=1.0" --generator="c" --spec="gl" --extensions="GL_ARB_buffer_storage,GL_ARB_clip_control,GL_ARB_debug_output,GL_ARB_depth_clamp,GL_ARB_map_buffer_range,GL_ARB_shader_texture_lod,GL_ARB_sync,GL_ARB_texture_rectangle,GL_EXT_fog_coord,GL_EXT_framebuffer_object,GL_EXT_texture_compression_s3tc,GL_EXT_texture_filter_anisotropic,GL_NV_fog_distance,GL_NV_multisample_filter_hint,GL_SGIS_fog_function,GL_SGIX_fog_offset"
    Online:
        https://glad.dav1d.de/#profile=compatibility&language=c&specification=gl&loader=on&api=gl%3D2.0&api=gles2%3D2.0&api=gles1%3D1.0&extensions=GL_ARB_buffer_storage&extensions=GL_ARB_clip_control&extensions=GL_ARB_debug_output&extensions=GL_ARB_depth_clamp&extensions=GL_ARB_map_buffer_range&extensions=GL_ARB_shader_texture_lod&extensions=GL_ARB_sync&extensions=GL_ARB_texture_rectangle&extensions=GL_EXT_fog_coord&extensions=GL_EXT_framebuffer_object&extensions=GL_EXT_texture_compression_s3tc&extensions=GL_EXT_texture_filter_anisotropic&extensions=GL_NV_fog_distance&extensions=GL_NV_multisample_filter_hint&extensions=GL_SGIS_fog_function&extensions=GL_SGIX_fog_offset
*/


#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__)
#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_ES_VERSION_2_0 = 0;
int GLAD_GL_VERSION_ES_CM_1_0 = 0;
PFNGLACCUMPROC glad_glAccum = NULL;
PFNGLACTIVETEXTUREPROC glad_glActiveTexture = NULL;
PFNGLALPHAFUNCPROC glad_glAlphaFunc = NULL;
PFNGLALPHAFUNCXPROC glad_glAlphaFuncx = NULL;
PFNGLARETEXTURESRESIDENTPROC glad_glAreTexturesResident = NULL;
PFNGLARRAYELEMENTPROC glad_glArrayElement = NULL;
PFNGLATTACHSHADERPROC glad_glAttachShader = NULL;
PFNGLBEGINPROC glad_glBegin = NULL;
PFNGLBEGINQUERYPROC glad_glBeginQuery = NULL;
PFNGLBINDATTRIBLOCATIONPROC glad_glBindAttribLocation = NULL;
PFNGLBINDBUFFERPROC glad_glBindBuffer = NULL;
PFNGLBINDFRAMEBUFFERPROC glad_glBindFramebuffer = NULL;
PFNGLBINDRENDERBUFFERPROC glad_glBindRenderbuffer = NULL;
PFNGLBINDTEXTUREPROC glad_glBindTexture = NULL;
PFNGLBITMAPPROC glad_glBitmap = NULL;
PFNGLBLENDCOLORPROC glad_glBlendColor = NULL;
PFNGLBLENDEQUATIONPROC glad_glBlendEquation = NULL;
PFNGLBLENDEQUATIONSEPARATEPROC glad_glBlendEquationSeparate = NULL;
PFNGLBLENDFUNCPROC glad_glBlendFunc = NULL;
PFNGLBLENDFUNCSEPARATEPROC glad_glBlendFuncSeparate = NULL;
PFNGLBUFFERDATAPROC glad_glBufferData = NULL;
PFNGLBUFFERSUBDATAPROC glad_glBufferSubData = NULL;
PFNGLCALLLISTPROC glad_glCallList = NULL;
PFNGLCALLLISTSPROC glad_glCallLists = NULL;
PFNGLCHECKFRAMEBUFFERSTATUSPROC glad_glCheckFramebufferStatus = NULL;
PFNGLCLEARPROC glad_glClear = NULL;
PFNGLCLEARACCUMPROC glad_glClearAccum = NULL;
PFNGLCLEARCOLORPROC glad_glClearColor = NULL;
PFNGLCLEARCOLORXPROC glad_glClearColorx = NULL;
PFNGLCLEARDEPTHPROC glad_glClearDepth = NULL;
PFNGLCLEARDEPTHFPROC glad_glClearDepthf = NULL;
PFNGLCLEARDEPTHXPROC glad_glClearDepthx = NULL;
PFNGLCLEARINDEXPROC glad_glClearIndex = NULL;
PFNGLCLEARSTENCILPROC glad_glClearStencil = NULL;
PFNGLCLIENTACTIVETEXTUREPROC glad_glClientActiveTexture = NULL;
PFNGLCLIPPLANEPROC glad_glClipPlane = NULL;
PFNGLCLIPPLANEFPROC glad_glClipPlanef = NULL;
PFNGLCLIPPLANEXPROC glad_glClipPlanex = NULL;
PFNGLCOLOR3BPROC glad_glColor3b = NULL;
PFNGLCOLOR3BVPROC glad_glColor3bv = NULL;
PFNGLCOLOR3DPROC glad_glColor3d = NULL;
PFNGLCOLOR3DVPROC glad_glColor3dv = NULL;
PFNGLCOLOR3FPROC glad_glColor3f = NULL;
PFNGLCOLOR3FVPROC glad_glColor3fv = NULL;
PFNGLCOLOR3IPROC glad_glColor3i = NULL;
PFNGLCOLOR3IVPROC glad_glColor3iv = NULL;
PFNGLCOLOR3SPROC glad_glColor3s = NULL;
PFNGLCOLOR3SVPROC glad_glColor3sv = NULL;
PFNGLCOLOR3UBPROC glad_glColor3ub = NULL;
PFNGLCOLOR3UBVPROC glad_glColor3ubv = NULL;
PFNGLCOLOR3UIPROC glad_glColor3ui = NULL;
PFNGLCOLOR3UIVPROC glad_glColor3uiv = NULL;
PFNGLCOLOR3USPROC glad_glColor3us = NULL;
PFNGLCOLOR3USVPROC glad_glColor3usv = NULL;
PFNGLCOLOR4BPROC glad_glColor4b = NULL;
PFNGLCOLOR4BVPROC glad_glColor4bv = NULL;
PFNGLCOLOR4DPROC glad_glColor4d = NULL;
PFNGLCOLOR4DVPROC glad_glColor4dv = NULL;
PFNGLCOLOR4FPROC glad_glColor4f = NULL;
PFNGLCOLOR4FVPROC glad_glColor4fv = NULL;
PFNGLCOLOR4IPROC glad_glColor4i = NULL;
PFNGLCOLOR4IVPROC glad_glColor4iv = NULL;
PFNGLCOLOR4SPROC glad_glColor4s = NULL;
PFNGLCOLOR4SVPROC glad_glColor4sv = NULL;
PFNGLCOLOR4UBPROC glad_glColor4ub = NULL;
PFNGLCOLOR4UBVPROC glad_glColor4ubv = NULL;
PFNGLCOLOR4UIPROC glad_glColor4ui = NULL;
PFNGLCOLOR4UIVPROC glad_glColor4uiv = NULL;
PFNGLCOLOR4USPROC glad_glColor4us = NULL;
PFNGLCOLOR4USVPROC glad_glColor4usv = NULL;
PFNGLCOLOR4XPROC glad_glColor4x = NULL;
PFNGLCOLORMASKPROC glad_glColorMask = NULL;
PFNGLCOLORMATERIALPROC glad_glColorMaterial = NULL;
PFNGLCOLORPOINTERPROC glad_glColorPointer = NULL;
PFNGLCOMPILESHADERPROC glad_glCompileShader = NULL;
PFNGLCOMPRESSEDTEXIMAGE1DPROC glad_glCompressedTexImage1D = NULL;
PFNGLCOMPRESSEDTEXIMAGE2DPROC glad_glCompressedTexImage2D = NULL;
PFNGLCOMPRESSEDTEXIMAGE3DPROC glad_glCompressedTexImage3D = NULL;
PFNGLCOMPRESSEDTEXSUBIMAGE1DPROC glad_glCompressedTexSubImage1D = NULL;
PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC glad_glCompressedTexSubImage2D = NULL;
PFNGLCOMPRESSEDTEXSUBIMAGE3DPROC glad_glCompressedTexSubImage3D = NULL;
PFNGLCOPYPIXELSPROC glad_glCopyPixels = NULL;
PFNGLCOPYTEXIMAGE1DPROC glad_glCopyTexImage1D = NULL;
PFNGLCOPYTEXIMAGE2DPROC glad_glCopyTexImage2D = NULL;
PFNGLCOPYTEXSUBIMAGE1DPROC glad_glCopyTexSubImage1D = NULL;
PFNGLCOPYTEXSUBIMAGE2DPROC glad_glCopyTexSubImage2D = NULL;
PFNGLCOPYTEXSUBIMAGE3DPROC glad_glCopyTexSubImage3D = NULL;
PFNGLCREATEPROGRAMPROC glad_glCreateProgram = NULL;
PFNGLCREATESHADERPROC glad_glCreateShader = NULL;
PFNGLCULLFACEPROC glad_glCullFace = NULL;
PFNGLDELETEBUFFERSPROC glad_glDeleteBuffers = NULL;
PFNGLDELETEFRAMEBUFFERSPROC glad_glDeleteFramebuffers = NULL;
PFNGLDELETELISTSPROC glad_glDeleteLists = NULL;
PFNGLDELETEPROGRAMPROC glad_glDeleteProgram = NULL;
PFNGLDELETEQUERIESPROC glad_glDeleteQueries = NULL;
PFNGLDELETERENDERBUFFERSPROC glad_glDeleteRenderbuffers = NULL;
PFNGLDELETESHADERPROC glad_glDeleteShader = NULL;
PFNGLDELETETEXTURESPROC glad_glDeleteTextures = NULL;
PFNGLDEPTHFUNCPROC glad_glDepthFunc = NULL;
PFNGLDEPTHMASKPROC glad_glDepthMask = NULL;
PFNGLDEPTHRANGEPROC glad_glDepthRange = NULL;
PFNGLDEPTHRANGEFPROC glad_glDepthRangef = NULL;
PFNGLDEPTHRANGEXPROC glad_glDepthRangex = NULL;
PFNGLDETACHSHADERPROC glad_glDetachShader = NULL;
PFNGLDISABLEPROC glad_glDisable = NULL;
PFNGLDISABLECLIENTSTATEPROC glad_glDisableClientState = NULL;
PFNGLDISABLEVERTEXATTRIBARRAYPROC glad_glDisableVertexAttribArray = NULL;
PFNGLDRAWARRAYSPROC glad_glDrawArrays = NULL;
PFNGLDRAWBUFFERPROC glad_glDrawBuffer = NULL;
PFNGLDRAWBUFFERSPROC glad_glDrawBuffers = NULL;
PFNGLDRAWELEMENTSPROC glad_glDrawElements = NULL;
PFNGLDRAWPIXELSPROC glad_glDrawPixels = NULL;
PFNGLDRAWRANGEELEMENTSPROC glad_glDrawRangeElements = NULL;
PFNGLEDGEFLAGPROC glad_glEdgeFlag = NULL;
PFNGLEDGEFLAGPOINTERPROC glad_glEdgeFlagPointer = NULL;
PFNGLEDGEFLAGVPROC glad_glEdgeFlagv = NULL;
PFNGLENABLEPROC glad_glEnable = NULL;
PFNGLENABLECLIENTSTATEPROC glad_glEnableClientState = NULL;
PFNGLENABLEVERTEXATTRIBARRAYPROC glad_glEnableVertexAttribArray = NULL;
PFNGLENDPROC glad_glEnd = NULL;
PFNGLENDLISTPROC glad_glEndList = NULL;
PFNGLENDQUERYPROC glad_glEndQuery = NULL;
PFNGLEVALCOORD1DPROC glad_glEvalCoord1d = NULL;
PFNGLEVALCOORD1DVPROC glad_glEvalCoord1dv = NULL;
PFNGLEVALCOORD1FPROC glad_glEvalCoord1f = NULL;
PFNGLEVALCOORD1FVPROC glad_glEvalCoord1fv = NULL;
PFNGLEVALCOORD2DPROC glad_glEvalCoord2d = NULL;
PFNGLEVALCOORD2DVPROC glad_glEvalCoord2dv = NULL;
PFNGLEVALCOORD2FPROC glad_glEvalCoord2f = NULL;
PFNGLEVALCOORD2FVPROC glad_glEvalCoord2fv = NULL;
PFNGLEVALMESH1PROC glad_glEvalMesh1 = NULL;
PFNGLEVALMESH2PROC glad_glEvalMesh2 = NULL;
PFNGLEVALPOINT1PROC glad_glEvalPoint1 = NULL;
PFNGLEVALPOINT2PROC glad_glEvalPoint2 = NULL;
PFNGLFEEDBACKBUFFERPROC glad_glFeedbackBuffer = NULL;
PFNGLFINISHPROC glad_glFinish = NULL;
PFNGLFLUSHPROC glad_glFlush = NULL;
PFNGLFOGCOORDPOINTERPROC glad_glFogCoordPointer = NULL;
PFNGLFOGCOORDDPROC glad_glFogCoordd = NULL;
PFNGLFOGCOORDDVPROC glad_glFogCoorddv = NULL;
PFNGLFOGCOORDFPROC glad_glFogCoordf = NULL;
PFNGLFOGCOORDFVPROC glad_glFogCoordfv = NULL;
PFNGLFOGFPROC glad_glFogf = NULL;
PFNGLFOGFVPROC glad_glFogfv = NULL;
PFNGLFOGIPROC glad_glFogi = NULL;
PFNGLFOGIVPROC glad_glFogiv = NULL;
PFNGLFOGXPROC glad_glFogx = NULL;
PFNGLFOGXVPROC glad_glFogxv = NULL;
PFNGLFRAMEBUFFERRENDERBUFFERPROC glad_glFramebufferRenderbuffer = NULL;
PFNGLFRAMEBUFFERTEXTURE2DPROC glad_glFramebufferTexture2D = NULL;
PFNGLFRONTFACEPROC glad_glFrontFace = NULL;
PFNGLFRUSTUMPROC glad_glFrustum = NULL;
PFNGLFRUSTUMFPROC glad_glFrustumf = NULL;
PFNGLFRUSTUMXPROC glad_glFrustumx = NULL;
PFNGLGENBUFFERSPROC glad_glGenBuffers = NULL;
PFNGLGENFRAMEBUFFERSPROC glad_glGenFramebuffers = NULL;
PFNGLGENLISTSPROC glad_glGenLists = NULL;
PFNGLGENQUERIESPROC glad_glGenQueries = NULL;
PFNGLGENRENDERBUFFERSPROC glad_glGenRenderbuffers = NULL;
PFNGLGENTEXTURESPROC glad_glGenTextures = NULL;
PFNGLGENERATEMIPMAPPROC glad_glGenerateMipmap = NULL;
PFNGLGETACTIVEATTRIBPROC glad_glGetActiveAttrib = NULL;
PFNGLGETACTIVEUNIFORMPROC glad_glGetActiveUniform = NULL;
PFNGLGETATTACHEDSHADERSPROC glad_glGetAttachedShaders = NULL;
PFNGLGETATTRIBLOCATIONPROC glad_glGetAttribLocation = NULL;
PFNGLGETBOOLEANVPROC glad_glGetBooleanv = NULL;
PFNGLGETBUFFERPARAMETERIVPROC glad_glGetBufferParameteriv = NULL;
PFNGLGETBUFFERPOINTERVPROC glad_glGetBufferPointerv = NULL;
PFNGLGETBUFFERSUBDATAPROC glad_glGetBufferSubData = NULL;
PFNGLGETCLIPPLANEPROC glad_glGetClipPlane = NULL;
PFNGLGETCLIPPLANEFPROC glad_glGetClipPlanef = NULL;
PFNGLGETCLIPPLANEXPROC glad_glGetClipPlanex = NULL;
PFNGLGETCOMPRESSEDTEXIMAGEPROC glad_glGetCompressedTexImage = NULL;
PFNGLGETDOUBLEVPROC glad_glGetDoublev = NULL;
PFNGLGETERRORPROC glad_glGetError = NULL;
PFNGLGETFIXEDVPROC glad_glGetFixedv = NULL;
PFNGLGETFLOATVPROC glad_glGetFloatv = NULL;
PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC glad_glGetFramebufferAttachmentParameteriv = NULL;
PFNGLGETINTEGERVPROC glad_glGetIntegerv = NULL;
PFNGLGETLIGHTFVPROC glad_glGetLightfv = NULL;
PFNGLGETLIGHTIVPROC glad_glGetLightiv = NULL;
PFNGLGETLIGHTXVPROC glad_glGetLightxv = NULL;
PFNGLGETMAPDVPROC glad_glGetMapdv = NULL;
PFNGLGETMAPFVPROC glad_glGetMapfv = NULL;
PFNGLGETMAPIVPROC glad_glGetMapiv = NULL;
PFNGLGETMATERIALFVPROC glad_glGetMaterialfv = NULL;
PFNGLGETMATERIALIVPROC glad_glGetMaterialiv = NULL;
PFNGLGETMATERIALXVPROC glad_glGetMaterialxv = NULL;
PFNGLGETPIXELMAPFVPROC glad_glGetPixelMapfv = NULL;
PFNGLGETPIXELMAPUIVPROC glad_glGetPixelMapuiv = NULL;
PFNGLGETPIXELMAPUSVPROC glad_glGetPixelMapusv = NULL;
PFNGLGETPOINTERVPROC glad_glGetPointerv = NULL;
PFNGLGETPOLYGONSTIPPLEPROC glad_glGetPolygonStipple = NULL;
PFNGLGETPROGRAMINFOLOGPROC glad_glGetProgramInfoLog = NULL;
PFNGLGETPROGRAMIVPROC glad_glGetProgramiv = NULL;
PFNGLGETQUERYOBJECTIVPROC glad_glGetQueryObjectiv = NULL;
PFNGLGETQUERYOBJECTUIVPROC glad_glGetQueryObjectuiv = NULL;
PFNGLGETQUERYIVPROC glad_glGetQueryiv = NULL;
PFNGLGETRENDERBUFFERPARAMETERIVPROC glad_glGetRenderbufferParameteriv = NULL;
PFNGLGETSHADERINFOLOGPROC glad_glGetShaderInfoLog = NULL;
PFNGLGETSHADERPRECISIONFORMATPROC glad_glGetShaderPrecisionFormat = NULL;
PFNGLGETSHADERSOURCEPROC glad_glGetShaderSource = NULL;
PFNGLGETSHADERIVPROC glad_glGetShaderiv = NULL;
PFNGLGETSTRINGPROC glad_glGetString = NULL;
PFNGLGETTEXENVFVPROC glad_glGetTexEnvfv = NULL;
PFNGLGETTEXENVIVPROC glad_glGetTexEnviv = NULL;
PFNGLGETTEXENVXVPROC glad_glGetTexEnvxv = NULL;
PFNGLGETTEXGENDVPROC glad_glGetTexGendv = NULL;
PFNGLGETTEXGENFVPROC glad_glGetTexGenfv = NULL;
PFNGLGETTEXGENIVPROC glad_glGetTexGeniv = NULL;
PFNGLGETTEXIMAGEPROC glad_glGetTexImage = NULL;
PFNGLGETTEXLEVELPARAMETERFVPROC glad_glGetTexLevelParameterfv = NULL;
PFNGLGETTEXLEVELPARAMETERIVPROC glad_glGetTexLevelParameteriv = NULL;
PFNGLGETTEXPARAMETERFVPROC glad_glGetTexParameterfv = NULL;
PFNGLGETTEXPARAMETERIVPROC glad_glGetTexParameteriv = NULL;
PFNGLGETTEXPARAMETERXVPROC glad_glGetTexParameterxv = NULL;
PFNGLGETUNIFORMLOCATIONPROC glad_glGetUniformLocation = NULL;
PFNGLGETUNIFORMFVPROC glad_glGetUniformfv = NULL;
PFNGLGETUNIFORMIVPROC glad_glGetUniformiv = NULL;
PFNGLGETVERTEXATTRIBPOINTERVPROC glad_glGetVertexAttribPointerv = NULL;
PFNGLGETVERTEXATTRIBDVPROC glad_glGetVertexAttribdv = NULL;
PFNGLGETVERTEXATTRIBFVPROC glad_glGetVertexAttribfv = NULL;
PFNGLGETVERTEXATTRIBIVPROC glad_glGetVertexAttribiv = NULL;
PFNGLHINTPROC glad_glHint = NULL;
PFNGLINDEXMASKPROC glad_glIndexMask = NULL;
PFNGLINDEXPOINTERPROC glad_glIndexPointer = NULL;
PFNGLINDEXDPROC glad_glIndexd = NULL;
PFNGLINDEXDVPROC glad_glIndexdv = NULL;
PFNGLINDEXFPROC glad_glIndexf = NULL;
PFNGLINDEXFVPROC glad_glIndexfv = NULL;
PFNGLINDEXIPROC glad_glIndexi = NULL;
PFNGLINDEXIVPROC glad_glIndexiv = NULL;
PFNGLINDEXSPROC glad_glIndexs = NULL;
PFNGLINDEXSVPROC glad_glIndexsv = NULL;
PFNGLINDEXUBPROC glad_glIndexub = NULL;
PFNGLINDEXUBVPROC glad_glIndexubv = NULL;
PFNGLINITNAMESPROC glad_glInitNames = NULL;
PFNGLINTERLEAVEDARRAYSPROC glad_glInterleavedArrays = NULL;
PFNGLISBUFFERPROC glad_glIsBuffer = NULL;
PFNGLISENABLEDPROC glad_glIsEnabled = NULL;
PFNGLISFRAMEBUFFERPROC glad_glIsFramebuffer = NULL;
PFNGLISLISTPROC glad_glIsList = NULL;
PFNGLISPROGRAMPROC glad_glIsProgram = NULL;
PFNGLISQUERYPROC glad_glIsQuery = NULL;
PFNGLISRENDERBUFFERPROC glad_glIsRenderbuffer = NULL;
PFNGLISSHADERPROC glad_glIsShader = NULL;
PFNGLISTEXTUREPROC glad_glIsTexture = NULL;
PFNGLLIGHTMODELFPROC glad_glLightModelf = NULL;
PFNGLLIGHTMODELFVPROC glad_glLightModelfv = NULL;
PFNGLLIGHTMODELIPROC glad_glLightModeli = NULL;
PFNGLLIGHTMODELIVPROC glad_glLightModeliv = NULL;
PFNGLLIGHTMODELXPROC glad_glLightModelx = NULL;
PFNGLLIGHTMODELXVPROC glad_glLightModelxv = NULL;
PFNGLLIGHTFPROC glad_glLightf = NULL;
PFNGLLIGHTFVPROC glad_glLightfv = NULL;
PFNGLLIGHTIPROC glad_glLighti = NULL;
PFNGLLIGHTIVPROC glad_glLightiv = NULL;
PFNGLLIGHTXPROC glad_glLightx = NULL;
PFNGLLIGHTXVPROC glad_glLightxv = NULL;
PFNGLLINESTIPPLEPROC glad_glLineStipple = NULL;
PFNGLLINEWIDTHPROC glad_glLineWidth = NULL;
PFNGLLINEWIDTHXPROC glad_glLineWidthx = NULL;
PFNGLLINKPROGRAMPROC glad_glLinkProgram = NULL;
PFNGLLISTBASEPROC glad_glListBase = NULL;
PFNGLLOADIDENTITYPROC glad_glLoadIdentity = NULL;
PFNGLLOADMATRIXDPROC glad_glLoadMatrixd = NULL;
PFNGLLOADMATRIXFPROC glad_glLoadMatrixf = NULL;
PFNGLLOADMATRIXXPROC glad_glLoadMatrixx = NULL;
PFNGLLOADNAMEPROC glad_glLoadName = NULL;
PFNGLLOADTRANSPOSEMATRIXDPROC glad_glLoadTransposeMatrixd = NULL;
PFNGLLOADTRANSPOSEMATRIXFPROC glad_glLoadTransposeMatrixf = NULL;
PFNGLLOGICOPPROC glad_glLogicOp = NULL;
PFNGLMAP1DPROC glad_glMap1d = NULL;
PFNGLMAP1FPROC glad_glMap1f = NULL;
PFNGLMAP2DPROC glad_glMap2d = NULL;
PFNGLMAP2FPROC glad_glMap2f = NULL;
PFNGLMAPBUFFERPROC glad_glMapBuffer = NULL;
PFNGLMAPGRID1DPROC glad_glMapGrid1d = NULL;
PFNGLMAPGRID1FPROC glad_glMapGrid1f = NULL;
PFNGLMAPGRID2DPROC glad_glMapGrid2d = NULL;
PFNGLMAPGRID2FPROC glad_glMapGrid2f = NULL;
PFNGLMATERIALFPROC glad_glMaterialf = NULL;
PFNGLMATERIALFVPROC glad_glMaterialfv = NULL;
PFNGLMATERIALIPROC glad_glMateriali = NULL;
PFNGLMATERIALIVPROC glad_glMaterialiv = NULL;
PFNGLMATERIALXPROC glad_glMaterialx = NULL;
PFNGLMATERIALXVPROC glad_glMaterialxv = NULL;
PFNGLMATRIXMODEPROC glad_glMatrixMode = NULL;
PFNGLMULTMATRIXDPROC glad_glMultMatrixd = NULL;
PFNGLMULTMATRIXFPROC glad_glMultMatrixf = NULL;
PFNGLMULTMATRIXXPROC glad_glMultMatrixx = NULL;
PFNGLMULTTRANSPOSEMATRIXDPROC glad_glMultTransposeMatrixd = NULL;
PFNGLMULTTRANSPOSEMATRIXFPROC glad_glMultTransposeMatrixf = NULL;
PFNGLMULTIDRAWARRAYSPROC glad_glMultiDrawArrays = NULL;
PFNGLMULTIDRAWELEMENTSPROC glad_glMultiDrawElements = NULL;
PFNGLMULTITEXCOORD1DPROC glad_glMultiTexCoord1d = NULL;
PFNGLMULTITEXCOORD1DVPROC glad_glMultiTexCoord1dv = NULL;
PFNGLMULTITEXCOORD1FPROC glad_glMultiTexCoord1f = NULL;
PFNGLMULTITEXCOORD1FVPROC glad_glMultiTexCoord1fv = NULL;
PFNGLMULTITEXCOORD1IPROC glad_glMultiTexCoord1i = NULL;
PFNGLMULTITEXCOORD1IVPROC glad_glMultiTexCoord1iv = NULL;
PFNGLMULTITEXCOORD1SPROC glad_glMultiTexCoord1s = NULL;
PFNGLMULTITEXCOORD1SVPROC glad_glMultiTexCoord1sv = NULL;
PFNGLMULTITEXCOORD2DPROC glad_glMultiTexCoord2d = NULL;
PFNGLMULTITEXCOORD2DVPROC glad_glMultiTexCoord2dv = NULL;
PFNGLMULTITEXCOORD2FPROC glad_glMultiTexCoord2f = NULL;
PFNGLMULTITEXCOORD2FVPROC glad_glMultiTexCoord2fv = NULL;
PFNGLMULTITEXCOORD2IPROC glad_glMultiTexCoord2i = NULL;
PFNGLMULTITEXCOORD2IVPROC glad_glMultiTexCoord2iv = NULL;
PFNGLMULTITEXCOORD2SPROC glad_glMultiTexCoord2s = NULL;
PFNGLMULTITEXCOORD2SVPROC glad_glMultiTexCoord2sv = NULL;
PFNGLMULTITEXCOORD3DPROC glad_glMultiTexCoord3d = NULL;
PFNGLMULTITEXCOORD3DVPROC glad_glMultiTexCoord3dv = NULL;
PFNGLMULTITEXCOORD3FPROC glad_glMultiTexCoord3f = NULL;
PFNGLMULTITEXCOORD3FVPROC glad_glMultiTexCoord3fv = NULL;
PFNGLMULTITEXCOORD3IPROC glad_glMultiTexCoord3i = NULL;
PFNGLMULTITEXCOORD3IVPROC glad_glMultiTexCoord3iv = NULL;
PFNGLMULTITEXCOORD3SPROC glad_glMultiTexCoord3s = NULL;
PFNGLMULTITEXCOORD3SVPROC glad_glMultiTexCoord3sv = NULL;
PFNGLMULTITEXCOORD4DPROC glad_glMultiTexCoord4d = NULL;
PFNGLMULTITEXCOORD4DVPROC glad_glMultiTexCoord4dv = NULL;
PFNGLMULTITEXCOORD4FPROC glad_glMultiTexCoord4f = NULL;
PFNGLMULTITEXCOORD4FVPROC glad_glMultiTexCoord4fv = NULL;
PFNGLMULTITEXCOORD4IPROC glad_glMultiTexCoord4i = NULL;
PFNGLMULTITEXCOORD4IVPROC glad_glMultiTexCoord4iv = NULL;
PFNGLMULTITEXCOORD4SPROC glad_glMultiTexCoord4s = NULL;
PFNGLMULTITEXCOORD4SVPROC glad_glMultiTexCoord4sv = NULL;
PFNGLMULTITEXCOORD4XPROC glad_glMultiTexCoord4x = NULL;
PFNGLNEWLISTPROC glad_glNewList = NULL;
PFNGLNORMAL3BPROC glad_glNormal3b = NULL;
PFNGLNORMAL3BVPROC glad_glNormal3bv = NULL;
PFNGLNORMAL3DPROC glad_glNormal3d = NULL;
PFNGLNORMAL3DVPROC glad_glNormal3dv = NULL;
PFNGLNORMAL3FPROC glad_glNormal3f = NULL;
PFNGLNORMAL3FVPROC glad_glNormal3fv = NULL;
PFNGLNORMAL3IPROC glad_glNormal3i = NULL;
PFNGLNORMAL3IVPROC glad_glNormal3iv = NULL;
PFNGLNORMAL3SPROC glad_glNormal3s = NULL;
PFNGLNORMAL3SVPROC glad_glNormal3sv = NULL;
PFNGLNORMAL3XPROC glad_glNormal3x = NULL;
PFNGLNORMALPOINTERPROC glad_glNormalPointer = NULL;
PFNGLORTHOPROC glad_glOrtho = NULL;
PFNGLORTHOFPROC glad_glOrthof = NULL;
PFNGLORTHOXPROC glad_glOrthox = NULL;
PFNGLPASSTHROUGHPROC glad_glPassThrough = NULL;
PFNGLPIXELMAPFVPROC glad_glPixelMapfv = NULL;
PFNGLPIXELMAPUIVPROC glad_glPixelMapuiv = NULL;
PFNGLPIXELMAPUSVPROC glad_glPixelMapusv = NULL;
PFNGLPIXELSTOREFPROC glad_glPixelStoref = NULL;
PFNGLPIXELSTOREIPROC glad_glPixelStorei = NULL;
PFNGLPIXELTRANSFERFPROC glad_glPixelTransferf = NULL;
PFNGLPIXELTRANSFERIPROC glad_glPixelTransferi = NULL;
PFNGLPIXELZOOMPROC glad_glPixelZoom = NULL;
PFNGLPOINTPARAMETERFPROC glad_glPointParameterf = NULL;
PFNGLPOINTPARAMETERFVPROC glad_glPointParameterfv = NULL;
PFNGLPOINTPARAMETERIPROC glad_glPointParameteri = NULL;
PFNGLPOINTPARAMETERIVPROC glad_glPointParameteriv = NULL;
PFNGLPOINTPARAMETERXPROC glad_glPointParameterx = NULL;
PFNGLPOINTPARAMETERXVPROC glad_glPointParameterxv = NULL;
PFNGLPOINTSIZEPROC glad_glPointSize = NULL;
PFNGLPOINTSIZEXPROC glad_glPointSizex = NULL;
PFNGLPOLYGONMODEPROC glad_glPolygonMode = NULL;
PFNGLPOLYGONOFFSETPROC glad_glPolygonOffset = NULL;
PFNGLPOLYGONOFFSETXPROC glad_glPolygonOffsetx = NULL;
PFNGLPOLYGONSTIPPLEPROC glad_glPolygonStipple = NULL;
PFNGLPOPATTRIBPROC glad_glPopAttrib = NULL;
PFNGLPOPCLIENTATTRIBPROC glad_glPopClientAttrib = NULL;
PFNGLPOPMATRIXPROC glad_glPopMatrix = NULL;
PFNGLPOPNAMEPROC glad_glPopName = NULL;
PFNGLPRIORITIZETEXTURESPROC glad_glPrioritizeTextures = NULL;
PFNGLPUSHATTRIBPROC glad_glPushAttrib = NULL;
PFNGLPUSHCLIENTATTRIBPROC glad_glPushClientAttrib = NULL;
PFNGLPUSHMATRIXPROC glad_glPushMatrix = NULL;
PFNGLPUSHNAMEPROC glad_glPushName = NULL;
PFNGLRASTERPOS2DPROC glad_glRasterPos2d = NULL;
PFNGLRASTERPOS2DVPROC glad_glRasterPos2dv = NULL;
PFNGLRASTERPOS2FPROC glad_glRasterPos2f = NULL;
PFNGLRASTERPOS2FVPROC glad_glRasterPos2fv = NULL;
PFNGLRASTERPOS2IPROC glad_glRasterPos2i = NULL;
PFNGLRASTERPOS2IVPROC glad_glRasterPos2iv = NULL;
PFNGLRASTERPOS2SPROC glad_glRasterPos2s = NULL;
PFNGLRASTERPOS2SVPROC glad_glRasterPos2sv = NULL;
PFNGLRASTERPOS3DPROC glad_glRasterPos3d = NULL;
PFNGLRASTERPOS3DVPROC glad_glRasterPos3dv = NULL;
PFNGLRASTERPOS3FPROC glad_glRasterPos3f = NULL;
PFNGLRASTERPOS3FVPROC glad_glRasterPos3fv = NULL;
PFNGLRASTERPOS3IPROC glad_glRasterPos3i = NULL;
PFNGLRASTERPOS3IVPROC glad_glRasterPos3iv = NULL;
PFNGLRASTERPOS3SPROC glad_glRasterPos3s = NULL;
PFNGLRASTERPOS3SVPROC glad_glRasterPos3sv = NULL;
PFNGLRASTERPOS4DPROC glad_glRasterPos4d = NULL;
PFNGLRASTERPOS4DVPROC glad_glRasterPos4dv = NULL;
PFNGLRASTERPOS4FPROC glad_glRasterPos4f = NULL;
PFNGLRASTERPOS4FVPROC glad_glRasterPos4fv = NULL;
PFNGLRASTERPOS4IPROC glad_glRasterPos4i = NULL;
PFNGLRASTERPOS4IVPROC glad_glRasterPos4iv = NULL;
PFNGLRASTERPOS4SPROC glad_glRasterPos4s = NULL;
PFNGLRASTERPOS4SVPROC glad_glRasterPos4sv = NULL;
PFNGLREADBUFFERPROC glad_glReadBuffer = NULL;
PFNGLREADPIXELSPROC glad_glReadPixels = NULL;
PFNGLRECTDPROC glad_glRectd = NULL;
PFNGLRECTDVPROC glad_glRectdv = NULL;
PFNGLRECTFPROC glad_glRectf = NULL;
PFNGLRECTFVPROC glad_glRectfv = NULL;
PFNGLRECTIPROC glad_glRecti = NULL;
PFNGLRECTIVPROC glad_glRectiv = NULL;
PFNGLRECTSPROC glad_glRects = NULL;
PFNGLRECTSVPROC glad_glRectsv = NULL;
PFNGLRELEASESHADERCOMPILERPROC glad_glReleaseShaderCompiler = NULL;
PFNGLRENDERMODEPROC glad_glRenderMode = NULL;
PFNGLRENDERBUFFERSTORAGEPROC glad_glRenderbufferStorage = NULL;
PFNGLROTATEDPROC glad_glRotated = NULL;
PFNGLROTATEFPROC glad_glRotatef = NULL;
PFNGLROTATEXPROC glad_glRotatex = NULL;
PFNGLSAMPLECOVERAGEPROC glad_glSampleCoverage = NULL;
PFNGLSAMPLECOVERAGEXPROC glad_glSampleCoveragex = NULL;
PFNGLSCALEDPROC glad_glScaled = NULL;
PFNGLSCALEFPROC glad_glScalef = NULL;
PFNGLSCALEXPROC glad_glScalex = NULL;
PFNGLSCISSORPROC glad_glScissor = NULL;
PFNGLSECONDARYCOLOR3BPROC glad_glSecondaryColor3b = NULL;
PFNGLSECONDARYCOLOR3BVPROC glad_glSecondaryColor3bv = NULL;
PFNGLSECONDARYCOLOR3DPROC glad_glSecondaryColor3d = NULL;
PFNGLSECONDARYCOLOR3DVPROC glad_glSecondaryColor3dv = NULL;
PFNGLSECONDARYCOLOR3FPROC glad_glSecondaryColor3f = NULL;
PFNGLSECONDARYCOLOR3FVPROC glad_glSecondaryColor3fv = NULL;
PFNGLSECONDARYCOLOR3IPROC glad_glSecondaryColor3i = NULL;
PFNGLSECONDARYCOLOR3IVPROC glad_glSecondaryColor3iv = NULL;
PFNGLSECONDARYCOLOR3SPROC glad_glSecondaryColor3s = NULL;
PFNGLSECONDARYCOLOR3SVPROC glad_glSecondaryColor3sv = NULL;
PFNGLSECONDARYCOLOR3UBPROC glad_glSecondaryColor3ub = NULL;
PFNGLSECONDARYCOLOR3UBVPROC glad_glSecondaryColor3ubv = NULL;
PFNGLSECONDARYCOLOR3UIPROC glad_glSecondaryColor3ui = NULL;
PFNGLSECONDARYCOLOR3UIVPROC glad_glSecondaryColor3uiv = NULL;
PFNGLSECONDARYCOLOR3USPROC glad_glSecondaryColor3us = NULL;
PFNGLSECONDARYCOLOR3USVPROC glad_glSecondaryColor3usv = NULL;
PFNGLSECONDARYCOLORPOINTERPROC glad_glSecondaryColorPointer = NULL;
PFNGLSELECTBUFFERPROC glad_glSelectBuffer = NULL;
PFNGLSHADEMODELPROC glad_glShadeModel = NULL;
PFNGLSHADERBINARYPROC glad_glShaderBinary = NULL;
PFNGLSHADERSOURCEPROC glad_glShaderSource = NULL;
PFNGLSTENCILFUNCPROC glad_glStencilFunc = NULL;
PFNGLSTENCILFUNCSEPARATEPROC glad_glStencilFuncSeparate = NULL;
PFNGLSTENCILMASKPROC glad_glStencilMask = NULL;
PFNGLSTENCILMASKSEPARATEPROC glad_glStencilMaskSeparate = NULL;
PFNGLSTENCILOPPROC glad_glStencilOp = NULL;
PFNGLSTENCILOPSEPARATEPROC glad_glStencilOpSeparate = NULL;
PFNGLTEXCOORD1DPROC glad_glTexCoord1d = NULL;
PFNGLTEXCOORD1DVPROC glad_glTexCoord1dv = NULL;
PFNGLTEXCOORD1FPROC glad_glTexCoord1f = NULL;
PFNGLTEXCOORD1FVPROC glad_glTexCoord1fv = NULL;
PFNGLTEXCOORD1IPROC glad_glTexCoord1i = NULL;
PFNGLTEXCOORD1IVPROC glad_glTexCoord1iv = NULL;
PFNGLTEXCOORD1SPROC glad_glTexCoord1s = NULL;
PFNGLTEXCOORD1SVPROC glad_glTexCoord1sv = NULL;
PFNGLTEXCOORD2DPROC glad_glTexCoord2d = NULL;
PFNGLTEXCOORD2DVPROC glad_glTexCoord2dv = NULL;
PFNGLTEXCOORD2FPROC glad_glTexCoord2f = NULL;
PFNGLTEXCOORD2FVPROC glad_glTexCoord2fv = NULL;
PFNGLTEXCOORD2IPROC glad_glTexCoord2i = NULL;
PFNGLTEXCOORD2IVPROC glad_glTexCoord2iv = NULL;
PFNGLTEXCOORD2SPROC glad_glTexCoord2s = NULL;
PFNGLTEXCOORD2SVPROC glad_glTexCoord2sv = NULL;
PFNGLTEXCOORD3DPROC glad_glTexCoord3d = NULL;
PFNGLTEXCOORD3DVPROC glad_glTexCoord3dv = NULL;
PFNGLTEXCOORD3FPROC glad_glTexCoord3f = NULL;
PFNGLTEXCOORD3FVPROC glad_glTexCoord3fv = NULL;
PFNGLTEXCOORD3IPROC glad_glTexCoord3i = NULL;
PFNGLTEXCOORD3IVPROC glad_glTexCoord3iv = NULL;
PFNGLTEXCOORD3SPROC glad_glTexCoord3s = NULL;
PFNGLTEXCOORD3SVPROC glad_glTexCoord3sv = NULL;
PFNGLTEXCOORD4DPROC glad_glTexCoord4d = NULL;
PFNGLTEXCOORD4DVPROC glad_glTexCoord4dv = NULL;
PFNGLTEXCOORD4FPROC glad_glTexCoord4f = NULL;
PFNGLTEXCOORD4FVPROC glad_glTexCoord4fv = NULL;
PFNGLTEXCOORD4IPROC glad_glTexCoord4i = NULL;
PFNGLTEXCOORD4IVPROC glad_glTexCoord4iv = NULL;
PFNGLTEXCOORD4SPROC glad_glTexCoord4s = NULL;
PFNGLTEXCOORD4SVPROC glad_glTexCoord4sv = NULL;
PFNGLTEXCOORDPOINTERPROC glad_glTexCoordPointer = NULL;
PFNGLTEXENVFPROC glad_glTexEnvf = NULL;
PFNGLTEXENVFVPROC glad_glTexEnvfv = NULL;
PFNGLTEXENVIPROC glad_glTexEnvi = NULL;
PFNGLTEXENVIVPROC glad_glTexEnviv = NULL;
PFNGLTEXENVXPROC glad_glTexEnvx = NULL;
PFNGLTEXENVXVPROC glad_glTexEnvxv = NULL;
PFNGLTEXGENDPROC glad_glTexGend = NULL;
PFNGLTEXGENDVPROC glad_glTexGendv = NULL;
PFNGLTEXGENFPROC glad_glTexGenf = NULL;
PFNGLTEXGENFVPROC glad_glTexGenfv = NULL;
PFNGLTEXGENIPROC glad_glTexGeni = NULL;
PFNGLTEXGENIVPROC glad_glTexGeniv = NULL;
PFNGLTEXIMAGE1DPROC glad_glTexImage1D = NULL;
PFNGLTEXIMAGE2DPROC glad_glTexImage2D = NULL;
PFNGLTEXIMAGE3DPROC glad_glTexImage3D = NULL;
PFNGLTEXPARAMETERFPROC glad_glTexParameterf = NULL;
PFNGLTEXPARAMETERFVPROC glad_glTexParameterfv = NULL;
PFNGLTEXPARAMETERIPROC glad_glTexParameteri = NULL;
PFNGLTEXPARAMETERIVPROC glad_glTexParameteriv = NULL;
PFNGLTEXPARAMETERXPROC glad_glTexParameterx = NULL;
PFNGLTEXPARAMETERXVPROC glad_glTexParameterxv = NULL;
PFNGLTEXSUBIMAGE1DPROC glad_glTexSubImage1D = NULL;
PFNGLTEXSUBIMAGE2DPROC glad_glTexSubImage2D = NULL;
PFNGLTEXSUBIMAGE3DPROC glad_glTexSubImage3D = NULL;
PFNGLTRANSLATEDPROC glad_glTranslated = NULL;
PFNGLTRANSLATEFPROC glad_glTranslatef = NULL;
PFNGLTRANSLATEXPROC glad_glTranslatex = NULL;
PFNGLUNIFORM1FPROC glad_glUniform1f = NULL;
PFNGLUNIFORM1FVPROC glad_glUniform1fv = NULL;
PFNGLUNIFORM1IPROC glad_glUniform1i = NULL;
PFNGLUNIFORM1IVPROC glad_glUniform1iv = NULL;
PFNGLUNIFORM2FPROC glad_glUniform2f = NULL;
PFNGLUNIFORM2FVPROC glad_glUniform2fv = NULL;
PFNGLUNIFORM2IPROC glad_glUniform2i = NULL;
PFNGLUNIFORM2IVPROC glad_glUniform2iv = NULL;
PFNGLUNIFORM3FPROC glad_glUniform3f = NULL;
PFNGLUNIFORM3FVPROC glad_glUniform3fv = NULL;
PFNGLUNIFORM3IPROC glad_glUniform3i = NULL;
PFNGLUNIFORM3IVPROC glad_glUniform3iv = NULL;
PFNGLUNIFORM4FPROC glad_glUniform4f = NULL;
PFNGLUNIFORM4FVPROC glad_glUniform4fv = NULL;
PFNGLUNIFORM4IPROC glad_glUniform4i = NULL;
PFNGLUNIFORM4IVPROC glad_glUniform4iv = NULL;
PFNGLUNIFORMMATRIX2FVPROC glad_glUniformMatrix2fv = NULL;
PFNGLUNIFORMMATRIX3FVPROC glad_glUniformMatrix3fv = NULL;
PFNGLUNIFORMMATRIX4FVPROC glad_glUniformMatrix4fv = NULL;
PFNGLUNMAPBUFFERPROC glad_glUnmapBuffer = NULL;
PFNGLUSEPROGRAMPROC glad_glUseProgram = NULL;
PFNGLVALIDATEPROGRAMPROC glad_glValidateProgram = NULL;
PFNGLVERTEX2DPROC glad_glVertex2d = NULL;
PFNGLVERTEX2DVPROC glad_glVertex2dv = NULL;
PFNGLVERTEX2FPROC glad_glVertex2f = NULL;
PFNGLVERTEX2FVPROC glad_glVertex2fv = NULL;
PFNGLVERTEX2IPROC glad_glVertex2i = NULL;
PFNGLVERTEX2IVPROC glad_glVertex2iv = NULL;
PFNGLVERTEX2SPROC glad_glVertex2s = NULL;
PFNGLVERTEX2SVPROC glad_glVertex2sv = NULL;
PFNGLVERTEX3DPROC glad_glVertex3d = NULL;
PFNGLVERTEX3DVPROC glad_glVertex3dv = NULL;
PFNGLVERTEX3FPROC glad_glVertex3f = NULL;
PFNGLVERTEX3FVPROC glad_glVertex3fv = NULL;
PFNGLVERTEX3IPROC glad_glVertex3i = NULL;
PFNGLVERTEX3IVPROC glad_glVertex3iv = NULL;
PFNGLVERTEX3SPROC glad_glVertex3s = NULL;
PFNGLVERTEX3SVPROC glad_glVertex3sv = NULL;
PFNGLVERTEX4DPROC glad_glVertex4d = NULL;
PFNGLVERTEX4DVPROC glad_glVertex4dv = NULL;
PFNGLVERTEX4FPROC glad_glVertex4f = NULL;
PFNGLVERTEX4FVPROC glad_glVertex4fv = NULL;
PFNGLVERTEX4IPROC glad_glVertex4i = NULL;
PFNGLVERTEX4IVPROC glad_glVertex4iv = NULL;
PFNGLVERTEX4SPROC glad_glVertex4s = NULL;
PFNGLVERTEX4SVPROC glad_glVertex4sv = NULL;
PFNGLVERTEXATTRIB1DPROC glad_glVertexAttrib1d = NULL;
PFNGLVERTEXATTRIB1DVPROC glad_glVertexAttrib1dv = NULL;
PFNGLVERTEXATTRIB1FPROC glad_glVertexAttrib1f = NULL;
PFNGLVERTEXATTRIB1FVPROC glad_glVertexAttrib1fv = NULL;
PFNGLVERTEXATTRIB1SPROC glad_glVertexAttrib1s = NULL;
PFNGLVERTEXATTRIB1SVPROC glad_glVertexAttrib1sv = NULL;
PFNGLVERTEXATTRIB2DPROC glad_glVertexAttrib2d = NULL;
PFNGLVERTEXATTRIB2DVPROC glad_glVertexAttrib2dv = NULL;
PFNGLVERTEXATTRIB2FPROC glad_glVertexAttrib2f = NULL;
PFNGLVERTEXATTRIB2FVPROC glad_glVertexAttrib2fv = NULL;
PFNGLVERTEXATTRIB2SPROC glad_glVertexAttrib2s = NULL;
PFNGLVERTEXATTRIB2SVPROC glad_glVertexAttrib2sv = NULL;
PFNGLVERTEXATTRIB3DPROC glad_glVertexAttrib3d = NULL;
PFNGLVERTEXATTRIB3DVPROC glad_glVertexAttrib3dv = NULL;
PFNGLVERTEXATTRIB3FPROC glad_glVertexAttrib3f = NULL;
PFNGLVERTEXATTRIB3FVPROC glad_glVertexAttrib3fv = NULL;
PFNGLVERTEXATTRIB3SPROC glad_glVertexAttrib3s = NULL;
PFNGLVERTEXATTRIB3SVPROC glad_glVertexAttrib3sv = NULL;
PFNGLVERTEXATTRIB4NBVPROC glad_glVertexAttrib4Nbv = NULL;
PFNGLVERTEXATTRIB4NIVPROC glad_glVertexAttrib4Niv = NULL;
PFNGLVERTEXATTRIB4NSVPROC glad_glVertexAttrib4Nsv = NULL;
PFNGLVERTEXATTRIB4NUBPROC glad_glVertexAttrib4Nub = NULL;
PFNGLVERTEXATTRIB4NUBVPROC glad_glVertexAttrib4Nubv = NULL;
PFNGLVERTEXATTRIB4NUIVPROC glad_glVertexAttrib4Nuiv = NULL;
PFNGLVERTEXATTRIB4NUSVPROC glad_glVertexAttrib4Nusv = NULL;
PFNGLVERTEXATTRIB4BVPROC glad_glVertexAttrib4bv = NULL;
PFNGLVERTEXATTRIB4DPROC glad_glVertexAttrib4d = NULL;
PFNGLVERTEXATTRIB4DVPROC glad_glVertexAttrib4dv = NULL;
PFNGLVERTEXATTRIB4FPROC glad_glVertexAttrib4f = NULL;
PFNGLVERTEXATTRIB4FVPROC glad_glVertexAttrib4fv = NULL;
PFNGLVERTEXATTRIB4IVPROC glad_glVertexAttrib4iv = NULL;
PFNGLVERTEXATTRIB4SPROC glad_glVertexAttrib4s = NULL;
PFNGLVERTEXATTRIB4SVPROC glad_glVertexAttrib4sv = NULL;
PFNGLVERTEXATTRIB4UBVPROC glad_glVertexAttrib4ubv = NULL;
PFNGLVERTEXATTRIB4UIVPROC glad_glVertexAttrib4uiv = NULL;
PFNGLVERTEXATTRIB4USVPROC glad_glVertexAttrib4usv = NULL;
PFNGLVERTEXATTRIBPOINTERPROC glad_glVertexAttribPointer = NULL;
PFNGLVERTEXPOINTERPROC glad_glVertexPointer = NULL;
PFNGLVIEWPORTPROC glad_glViewport = NULL;
PFNGLWINDOWPOS2DPROC glad_glWindowPos2d = NULL;
PFNGLWINDOWPOS2DVPROC glad_glWindowPos2dv = NULL;
PFNGLWINDOWPOS2FPROC glad_glWindowPos2f = NULL;
PFNGLWINDOWPOS2FVPROC glad_glWindowPos2fv = NULL;
PFNGLWINDOWPOS2IPROC glad_glWindowPos2i = NULL;
PFNGLWINDOWPOS2IVPROC glad_glWindowPos2iv = NULL;
PFNGLWINDOWPOS2SPROC glad_glWindowPos2s = NULL;
PFNGLWINDOWPOS2SVPROC glad_glWindowPos2sv = NULL;
PFNGLWINDOWPOS3DPROC glad_glWindowPos3d = NULL;
PFNGLWINDOWPOS3DVPROC glad_glWindowPos3dv = NULL;
PFNGLWINDOWPOS3FPROC glad_glWindowPos3f = NULL;
PFNGLWINDOWPOS3FVPROC glad_glWindowPos3fv = NULL;
PFNGLWINDOWPOS3IPROC glad_glWindowPos3i = NULL;
PFNGLWINDOWPOS3IVPROC glad_glWindowPos3iv = NULL;
PFNGLWINDOWPOS3SPROC glad_glWindowPos3s = NULL;
PFNGLWINDOWPOS3SVPROC glad_glWindowPos3sv = NULL;
int GLAD_GL_ARB_buffer_storage = 0;
int GLAD_GL_ARB_clip_control = 0;
int GLAD_GL_ARB_debug_output = 0;
int GLAD_GL_ARB_depth_clamp = 0;
int GLAD_GL_ARB_map_buffer_range = 0;
int GLAD_GL_ARB_shader_texture_lod = 0;
int GLAD_GL_ARB_sync = 0;
int GLAD_GL_ARB_texture_rectangle = 0;
int GLAD_GL_EXT_fog_coord = 0;
int GLAD_GL_EXT_framebuffer_object = 0;
int GLAD_GL_EXT_texture_compression_s3tc = 0;
int GLAD_GL_EXT_texture_filter_anisotropic = 0;
int GLAD_GL_NV_fog_distance = 0;
int GLAD_GL_NV_multisample_filter_hint = 0;
int GLAD_GL_SGIS_fog_function = 0;
int GLAD_GL_SGIX_fog_offset = 0;
PFNGLBUFFERSTORAGEPROC glad_glBufferStorage = NULL;
PFNGLCLIPCONTROLPROC glad_glClipControl = NULL;
PFNGLDEBUGMESSAGECONTROLARBPROC glad_glDebugMessageControlARB = NULL;
PFNGLDEBUGMESSAGEINSERTARBPROC glad_glDebugMessageInsertARB = NULL;
PFNGLDEBUGMESSAGECALLBACKARBPROC glad_glDebugMessageCallbackARB = NULL;
PFNGLGETDEBUGMESSAGELOGARBPROC glad_glGetDebugMessageLogARB = NULL;
PFNGLMAPBUFFERRANGEPROC glad_glMapBufferRange = NULL;
PFNGLFLUSHMAPPEDBUFFERRANGEPROC glad_glFlushMappedBufferRange = NULL;
PFNGLFENCESYNCPROC glad_glFenceSync = NULL;
PFNGLISSYNCPROC glad_glIsSync = NULL;
PFNGLDELETESYNCPROC glad_glDeleteSync = NULL;
PFNGLCLIENTWAITSYNCPROC glad_glClientWaitSync = NULL;
PFNGLWAITSYNCPROC glad_glWaitSync = NULL;
PFNGLGETINTEGER64VPROC glad_glGetInteger64v = NULL;
PFNGLGETSYNCIVPROC glad_glGetSynciv = NULL;
PFNGLFOGCOORDFEXTPROC glad_glFogCoordfEXT = NULL;
PFNGLFOGCOORDFVEXTPROC glad_glFogCoordfvEXT = NULL;
PFNGLFOGCOORDDEXTPROC glad_glFogCoorddEXT = NULL;
PFNGLFOGCOORDDVEXTPROC glad_glFogCoorddvEXT = NULL;
PFNGLFOGCOORDPOINTEREXTPROC glad_glFogCoordPointerEXT = NULL;
PFNGLISRENDERBUFFEREXTPROC glad_glIsRenderbufferEXT = NULL;
PFNGLBINDRENDERBUFFEREXTPROC glad_glBindRenderbufferEXT = NULL;
PFNGLDELETERENDERBUFFERSEXTPROC glad_glDeleteRenderbuffersEXT = NULL;
PFNGLGENRENDERBUFFERSEXTPROC glad_glGenRenderbuffersEXT = NULL;
PFNGLRENDERBUFFERSTORAGEEXTPROC glad_glRenderbufferStorageEXT = NULL;
PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC glad_glGetRenderbufferParameterivEXT = NULL;
PFNGLISFRAMEBUFFEREXTPROC glad_glIsFramebufferEXT = NULL;
PFNGLBINDFRAMEBUFFEREXTPROC glad_glBindFramebufferEXT = NULL;
PFNGLDELETEFRAMEBUFFERSEXTPROC glad_glDeleteFramebuffersEXT = NULL;
PFNGLGENFRAMEBUFFERSEXTPROC glad_glGenFramebuffersEXT = NULL;
PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC glad_glCheckFramebufferStatusEXT = NULL;
PFNGLFRAMEBUFFERTEXTURE1DEXTPROC glad_glFramebufferTexture1DEXT = NULL;
PFNGLFRAMEBUFFERTEXTURE2DEXTPROC glad_glFramebufferTexture2DEXT = NULL;
PFNGLFRAMEBUFFERTEXTURE3DEXTPROC glad_glFramebufferTexture3DEXT = NULL;
PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC glad_glFramebufferRenderbufferEXT = NULL;
PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC glad_glGetFramebufferAttachmentParameterivEXT = NULL;
PFNGLGENERATEMIPMAPEXTPROC glad_glGenerateMipmapEXT = NULL;
PFNGLFOGFUNCSGISPROC glad_glFogFuncSGIS = NULL;
PFNGLGETFOGFUNCSGISPROC glad_glGetFogFuncSGIS = NULL;
static void load_GL_VERSION_1_0(GLADloadproc load) {
        if(!GLAD_GL_VERSION_1_0) return;
        glad_glCullFace = (PFNGLCULLFACEPROC)load("glCullFace");
        glad_glFrontFace = (PFNGLFRONTFACEPROC)load("glFrontFace");
        glad_glHint = (PFNGLHINTPROC)load("glHint");
        glad_glLineWidth = (PFNGLLINEWIDTHPROC)load("glLineWidth");
        glad_glPointSize = (PFNGLPOINTSIZEPROC)load("glPointSize");
        glad_glPolygonMode = (PFNGLPOLYGONMODEPROC)load("glPolygonMode");
        glad_glScissor = (PFNGLSCISSORPROC)load("glScissor");
        glad_glTexParameterf = (PFNGLTEXPARAMETERFPROC)load("glTexParameterf");
        glad_glTexParameterfv = (PFNGLTEXPARAMETERFVPROC)load("glTexParameterfv");
        glad_glTexParameteri = (PFNGLTEXPARAMETERIPROC)load("glTexParameteri");
        glad_glTexParameteriv = (PFNGLTEXPARAMETERIVPROC)load("glTexParameteriv");
        glad_glTexImage1D = (PFNGLTEXIMAGE1DPROC)load("glTexImage1D");
        glad_glTexImage2D = (PFNGLTEXIMAGE2DPROC)load("glTexImage2D");
        glad_glDrawBuffer = (PFNGLDRAWBUFFERPROC)load("glDrawBuffer");
        glad_glClear = (PFNGLCLEARPROC)load("glClear");
        glad_glClearColor = (PFNGLCLEARCOLORPROC)load("glClearColor");
        glad_glClearStencil = (PFNGLCLEARSTENCILPROC)load("glClearStencil");
        glad_glClearDepth = (PFNGLCLEARDEPTHPROC)load("glClearDepth");
        glad_glStencilMask = (PFNGLSTENCILMASKPROC)load("glStencilMask");
        glad_glColorMask = (PFNGLCOLORMASKPROC)load("glColorMask");
        glad_glDepthMask = (PFNGLDEPTHMASKPROC)load("glDepthMask");
        glad_glDisable = (PFNGLDISABLEPROC)load("glDisable");
        glad_glEnable = (PFNGLENABLEPROC)load("glEnable");
        glad_glFinish = (PFNGLFINISHPROC)load("glFinish");
        glad_glFlush = (PFNGLFLUSHPROC)load("glFlush");
        glad_glBlendFunc = (PFNGLBLENDFUNCPROC)load("glBlendFunc");
        glad_glLogicOp = (PFNGLLOGICOPPROC)load("glLogicOp");
        glad_glStencilFunc = (PFNGLSTENCILFUNCPROC)load("glStencilFunc");
        glad_glStencilOp = (PFNGLSTENCILOPPROC)load("glStencilOp");
        glad_glDepthFunc = (PFNGLDEPTHFUNCPROC)load("glDepthFunc");
        glad_glPixelStoref = (PFNGLPIXELSTOREFPROC)load("glPixelStoref");
        glad_glPixelStorei = (PFNGLPIXELSTOREIPROC)load("glPixelStorei");
        glad_glReadBuffer = (PFNGLREADBUFFERPROC)load("glReadBuffer");
        glad_glReadPixels = (PFNGLREADPIXELSPROC)load("glReadPixels");
        glad_glGetBooleanv = (PFNGLGETBOOLEANVPROC)load("glGetBooleanv");
        glad_glGetDoublev = (PFNGLGETDOUBLEVPROC)load("glGetDoublev");
        glad_glGetError = (PFNGLGETERRORPROC)load("glGetError");
        glad_glGetFloatv = (PFNGLGETFLOATVPROC)load("glGetFloatv");
        glad_glGetIntegerv = (PFNGLGETINTEGERVPROC)load("glGetIntegerv");
        glad_glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
        glad_glGetTexImage = (PFNGLGETTEXIMAGEPROC)load("glGetTexImage");
        glad_glGetTexParameterfv = (PFNGLGETTEXPARAMETERFVPROC)load("glGetTexParameterfv");
        glad_glGetTexParameteriv = (PFNGLGETTEXPARAMETERIVPROC)load("glGetTexParameteriv");
        glad_glGetTexLevelParameterfv = (PFNGLGETTEXLEVELPARAMETERFVPROC)load("glGetTexLevelParameterfv");
        glad_glGetTexLevelParameteriv = (PFNGLGETTEXLEVELPARAMETERIVPROC)load("glGetTexLevelParameteriv");
        glad_glIsEnabled = (PFNGLISENABLEDPROC)load("glIsEnabled");
        glad_glDepthRange = (PFNGLDEPTHRANGEPROC)load("glDepthRange");
        glad_glViewport = (PFNGLVIEWPORTPROC)load("glViewport");
        glad_glNewList = (PFNGLNEWLISTPROC)load("glNewList");
        glad_glEndList = (PFNGLENDLISTPROC)load("glEndList");
        glad_glCallList = (PFNGLCALLLISTPROC)load("glCallList");
        glad_glCallLists = (PFNGLCALLLISTSPROC)load("glCallLists");
        glad_glDeleteLists = (PFNGLDELETELISTSPROC)load("glDeleteLists");
        glad_glGenLists = (PFNGLGENLISTSPROC)load("glGenLists");
        glad_glListBase = (PFNGLLISTBASEPROC)load("glListBase");
        glad_glBegin = (PFNGLBEGINPROC)load("glBegin");
        glad_glBitmap = (PFNGLBITMAPPROC)load("glBitmap");
        glad_glColor3b = (PFNGLCOLOR3BPROC)load("glColor3b");
        glad_glColor3bv = (PFNGLCOLOR3BVPROC)load("glColor3bv");
        glad_glColor3d = (PFNGLCOLOR3DPROC)load("glColor3d");
        glad_glColor3dv = (PFNGLCOLOR3DVPROC)load("glColor3dv");
        glad_glColor3f = (PFNGLCOLOR3FPROC)load("glColor3f");
        glad_glColor3fv = (PFNGLCOLOR3FVPROC)load("glColor3fv");
        glad_glColor3i = (PFNGLCOLOR3IPROC)load("glColor3i");
        glad_glColor3iv = (PFNGLCOLOR3IVPROC)load("glColor3iv");
        glad_glColor3s = (PFNGLCOLOR3SPROC)load("glColor3s");
        glad_glColor3sv = (PFNGLCOLOR3SVPROC)load("glColor3sv");
        glad_glColor3ub = (PFNGLCOLOR3UBPROC)load("glColor3ub");
        glad_glColor3ubv = (PFNGLCOLOR3UBVPROC)load("glColor3ubv");
        glad_glColor3ui = (PFNGLCOLOR3UIPROC)load("glColor3ui");
        glad_glColor3uiv = (PFNGLCOLOR3UIVPROC)load("glColor3uiv");
        glad_glColor3us = (PFNGLCOLOR3USPROC)load("glColor3us");
        glad_glColor3usv = (PFNGLCOLOR3USVPROC)load("glColor3usv");
        glad_glColor4b = (PFNGLCOLOR4BPROC)load("glColor4b");
        glad_glColor4bv = (PFNGLCOLOR4BVPROC)load("glColor4bv");
        glad_glColor4d = (PFNGLCOLOR4DPROC)load("glColor4d");
        glad_glColor4dv = (PFNGLCOLOR4DVPROC)load("glColor4dv");
        glad_glColor4f = (PFNGLCOLOR4FPROC)load("glColor4f");
        glad_glColor4fv = (PFNGLCOLOR4FVPROC)load("glColor4fv");
        glad_glColor4i = (PFNGLCOLOR4IPROC)load("glColor4i");
        glad_glColor4iv = (PFNGLCOLOR4IVPROC)load("glColor4iv");
        glad_glColor4s = (PFNGLCOLOR4SPROC)load("glColor4s");
        glad_glColor4sv = (PFNGLCOLOR4SVPROC)load("glColor4sv");
        glad_glColor4ub = (PFNGLCOLOR4UBPROC)load("glColor4ub");
        glad_glColor4ubv = (PFNGLCOLOR4UBVPROC)load("glColor4ubv");
        glad_glColor4ui = (PFNGLCOLOR4UIPROC)load("glColor4ui");
        glad_glColor4uiv = (PFNGLCOLOR4UIVPROC)load("glColor4uiv");
        glad_glColor4us = (PFNGLCOLOR4USPROC)load("glColor4us");
        glad_glColor4usv = (PFNGLCOLOR4USVPROC)load("glColor4usv");
        glad_glEdgeFlag = (PFNGLEDGEFLAGPROC)load("glEdgeFlag");
        glad_glEdgeFlagv = (PFNGLEDGEFLAGVPROC)load("glEdgeFlagv");
        glad_glEnd = (PFNGLENDPROC)load("glEnd");
        glad_glIndexd = (PFNGLINDEXDPROC)load("glIndexd");
        glad_glIndexdv = (PFNGLINDEXDVPROC)load("glIndexdv");
        glad_glIndexf = (PFNGLINDEXFPROC)load("glIndexf");
        glad_glIndexfv = (PFNGLINDEXFVPROC)load("glIndexfv");
        glad_glIndexi = (PFNGLINDEXIPROC)load("glIndexi");
        glad_glIndexiv = (PFNGLINDEXIVPROC)load("glIndexiv");
        glad_glIndexs = (PFNGLINDEXSPROC)load("glIndexs");
        glad_glIndexsv = (PFNGLINDEXSVPROC)load("glIndexsv");
        glad_glNormal3b = (PFNGLNORMAL3BPROC)load("glNormal3b");
        glad_glNormal3bv = (PFNGLNORMAL3BVPROC)load("glNormal3bv");
        glad_glNormal3d = (PFNGLNORMAL3DPROC)load("glNormal3d");
        glad_glNormal3dv = (PFNGLNORMAL3DVPROC)load("glNormal3dv");
        glad_glNormal3f = (PFNGLNORMAL3FPROC)load("glNormal3f");
        glad_glNormal3fv = (PFNGLNORMAL3FVPROC)load("glNormal3fv");
        glad_glNormal3i = (PFNGLNORMAL3IPROC)load("glNormal3i");
        glad_glNormal3iv = (PFNGLNORMAL3IVPROC)load("glNormal3iv");
        glad_glNormal3s = (PFNGLNORMAL3SPROC)load("glNormal3s");
        glad_glNormal3sv = (PFNGLNORMAL3SVPROC)load("glNormal3sv");
        glad_glRasterPos2d = (PFNGLRASTERPOS2DPROC)load("glRasterPos2d");
        glad_glRasterPos2dv = (PFNGLRASTERPOS2DVPROC)load("glRasterPos2dv");
        glad_glRasterPos2f = (PFNGLRASTERPOS2FPROC)load("glRasterPos2f");
        glad_glRasterPos2fv = (PFNGLRASTERPOS2FVPROC)load("glRasterPos2fv");
        glad_glRasterPos2i = (PFNGLRASTERPOS2IPROC)load("glRasterPos2i");
        glad_glRasterPos2iv = (PFNGLRASTERPOS2IVPROC)load("glRasterPos2iv");
        glad_glRasterPos2s = (PFNGLRASTERPOS2SPROC)load("glRasterPos2s");
        glad_glRasterPos2sv = (PFNGLRASTERPOS2SVPROC)load("glRasterPos2sv");
        glad_glRasterPos3d = (PFNGLRASTERPOS3DPROC)load("glRasterPos3d");
        glad_glRasterPos3dv = (PFNGLRASTERPOS3DVPROC)load("glRasterPos3dv");
        glad_glRasterPos3f = (PFNGLRASTERPOS3FPROC)load("glRasterPos3f");
        glad_glRasterPos3fv = (PFNGLRASTERPOS3FVPROC)load("glRasterPos3fv");
        glad_glRasterPos3i = (PFNGLRASTERPOS3IPROC)load("glRasterPos3i");
        glad_glRasterPos3iv = (PFNGLRASTERPOS3IVPROC)load("glRasterPos3iv");
        glad_glRasterPos3s = (PFNGLRASTERPOS3SPROC)load("glRasterPos3s");
        glad_glRasterPos3sv = (PFNGLRASTERPOS3SVPROC)load("glRasterPos3sv");
        glad_glRasterPos4d = (PFNGLRASTERPOS4DPROC)load("glRasterPos4d");
        glad_glRasterPos4dv = (PFNGLRASTERPOS4DVPROC)load("glRasterPos4dv");
        glad_glRasterPos4f = (PFNGLRASTERPOS4FPROC)load("glRasterPos4f");
        glad_glRasterPos4fv = (PFNGLRASTERPOS4FVPROC)load("glRasterPos4fv");
        glad_glRasterPos4i = (PFNGLRASTERPOS4IPROC)load("glRasterPos4i");
        glad_glRasterPos4iv = (PFNGLRASTERPOS4IVPROC)load("glRasterPos4iv");
        glad_glRasterPos4s = (PFNGLRASTERPOS4SPROC)load("glRasterPos4s");
        glad_glRasterPos4sv = (PFNGLRASTERPOS4SVPROC)load("glRasterPos4sv");
        glad_glRectd = (PFNGLRECTDPROC)load("glRectd");
        glad_glRectdv = (PFNGLRECTDVPROC)load("glRectdv");
        glad_glRectf = (PFNGLRECTFPROC)load("glRectf");
        glad_glRectfv = (PFNGLRECTFVPROC)load("glRectfv");
        glad_glRecti = (PFNGLRECTIPROC)load("glRecti");
        glad_glRectiv = (PFNGLRECTIVPROC)load("glRectiv");
        glad_glRects = (PFNGLRECTSPROC)load("glRects");
        glad_glRectsv = (PFNGLRECTSVPROC)load("glRectsv");
        glad_glTexCoord1d = (PFNGLTEXCOORD1DPROC)load("glTexCoord1d");
        glad_glTexCoord1dv = (PFNGLTEXCOORD1DVPROC)load("glTexCoord1dv");
        glad_glTexCoord1f = (PFNGLTEXCOORD1FPROC)load("glTexCoord1f");
        glad_glTexCoord1fv = (PFNGLTEXCOORD1FVPROC)load("glTexCoord1fv");
        glad_glTexCoord1i = (PFNGLTEXCOORD1IPROC)load("glTexCoord1i");
        glad_glTexCoord1iv = (PFNGLTEXCOORD1IVPROC)load("glTexCoord1iv");
        glad_glTexCoord1s = (PFNGLTEXCOORD1SPROC)load("glTexCoord1s");
        glad_glTexCoord1sv = (PFNGLTEXCOORD1SVPROC)load("glTexCoord1sv");
        glad_glTexCoord2d = (PFNGLTEXCOORD2DPROC)load("glTexCoord2d");
        glad_glTexCoord2dv = (PFNGLTEXCOORD2DVPROC)load("glTexCoord2dv");
        glad_glTexCoord2f = (PFNGLTEXCOORD2FPROC)load("glTexCoord2f");
        glad_glTexCoord2fv = (PFNGLTEXCOORD2FVPROC)load("glTexCoord2fv");
        glad_glTexCoord2i = (PFNGLTEXCOORD2IPROC)load("glTexCoord2i");
        glad_glTexCoord2iv = (PFNGLTEXCOORD2IVPROC)load("glTexCoord2iv");
        glad_glTexCoord2s = (PFNGLTEXCOORD2SPROC)load("glTexCoord2s");
        glad_glTexCoord2sv = (PFNGLTEXCOORD2SVPROC)load("glTexCoord2sv");
        glad_glTexCoord3d = (PFNGLTEXCOORD3DPROC)load("glTexCoord3d");
        glad_glTexCoord3dv = (PFNGLTEXCOORD3DVPROC)load("glTexCoord3dv");
        glad_glTexCoord3f = (PFNGLTEXCOORD3FPROC)load("glTexCoord3f");
        glad_glTexCoord3fv = (PFNGLTEXCOORD3FVPROC)load("glTexCoord3fv");
        glad_glTexCoord3i = (PFNGLTEXCOORD3IPROC)load("glTexCoord3i");
        glad_glTexCoord3iv = (PFNGLTEXCOORD3IVPROC)load("glTexCoord3iv");
        glad_glTexCoord3s = (PFNGLTEXCOORD3SPROC)load("glTexCoord3s");
        glad_glTexCoord3sv = (PFNGLTEXCOORD3SVPROC)load("glTexCoord3sv");
        glad_glTexCoord4d = (PFNGLTEXCOORD4DPROC)load("glTexCoord4d");
        glad_glTexCoord4dv = (PFNGLTEXCOORD4DVPROC)load("glTexCoord4dv");
        glad_glTexCoord4f = (PFNGLTEXCOORD4FPROC)load("glTexCoord4f");
        glad_glTexCoord4fv = (PFNGLTEXCOORD4FVPROC)load("glTexCoord4fv");
        glad_glTexCoord4i = (PFNGLTEXCOORD4IPROC)load("glTexCoord4i");
        glad_glTexCoord4iv = (PFNGLTEXCOORD4IVPROC)load("glTexCoord4iv");
        glad_glTexCoord4s = (PFNGLTEXCOORD4SPROC)load("glTexCoord4s");
        glad_glTexCoord4sv = (PFNGLTEXCOORD4SVPROC)load("glTexCoord4sv");
        glad_glVertex2d = (PFNGLVERTEX2DPROC)load("glVertex2d");
        glad_glVertex2dv = (PFNGLVERTEX2DVPROC)load("glVertex2dv");
        glad_glVertex2f = (PFNGLVERTEX2FPROC)load("glVertex2f");
        glad_glVertex2fv = (PFNGLVERTEX2FVPROC)load("glVertex2fv");
        glad_glVertex2i = (PFNGLVERTEX2IPROC)load("glVertex2i");
        glad_glVertex2iv = (PFNGLVERTEX2IVPROC)load("glVertex2iv");
        glad_glVertex2s = (PFNGLVERTEX2SPROC)load("glVertex2s");
        glad_glVertex2sv = (PFNGLVERTEX2SVPROC)load("glVertex2sv");
        glad_glVertex3d = (PFNGLVERTEX3DPROC)load("glVertex3d");
        glad_glVertex3dv = (PFNGLVERTEX3DVPROC)load("glVertex3dv");
        glad_glVertex3f = (PFNGLVERTEX3FPROC)load("glVertex3f");
        glad_glVertex3fv = (PFNGLVERTEX3FVPROC)load("glVertex3fv");
        glad_glVertex3i = (PFNGLVERTEX3IPROC)load("glVertex3i");
        glad_glVertex3iv = (PFNGLVERTEX3IVPROC)load("glVertex3iv");
        glad_glVertex3s = (PFNGLVERTEX3SPROC)load("glVertex3s");
        glad_glVertex3sv = (PFNGLVERTEX3SVPROC)load("glVertex3sv");
        glad_glVertex4d = (PFNGLVERTEX4DPROC)load("glVertex4d");
        glad_glVertex4dv = (PFNGLVERTEX4DVPROC)load("glVertex4dv");
        glad_glVertex4f = (PFNGLVERTEX4FPROC)load("glVertex4f");
        glad_glVertex4fv = (PFNGLVERTEX4FVPROC)load("glVertex4fv");
        glad_glVertex4i = (PFNGLVERTEX4IPROC)load("glVertex4i");
        glad_glVertex4iv = (PFNGLVERTEX4IVPROC)load("glVertex4iv");
        glad_glVertex4s = (PFNGLVERTEX4SPROC)load("glVertex4s");
        glad_glVertex4sv = (PFNGLVERTEX4SVPROC)load("glVertex4sv");
        glad_glClipPlane = (PFNGLCLIPPLANEPROC)load("glClipPlane");
        glad_glColorMaterial = (PFNGLCOLORMATERIALPROC)load("glColorMaterial");
        glad_glFogf = (PFNGLFOGFPROC)load("glFogf");
        glad_glFogfv = (PFNGLFOGFVPROC)load("glFogfv");
        glad_glFogi = (PFNGLFOGIPROC)load("glFogi");
        glad_glFogiv = (PFNGLFOGIVPROC)load("glFogiv");
        glad_glLightf = (PFNGLLIGHTFPROC)load("glLightf");
        glad_glLightfv = (PFNGLLIGHTFVPROC)load("glLightfv");
        glad_glLighti = (PFNGLLIGHTIPROC)load("glLighti");
        glad_glLightiv = (PFNGLLIGHTIVPROC)load("glLightiv");
        glad_glLightModelf = (PFNGLLIGHTMODELFPROC)load("glLightModelf");
        glad_glLightModelfv = (PFNGLLIGHTMODELFVPROC)load("glLightModelfv");
        glad_glLightModeli = (PFNGLLIGHTMODELIPROC)load("glLightModeli");
        glad_glLightModeliv = (PFNGLLIGHTMODELIVPROC)load("glLightModeliv");
        glad_glLineStipple = (PFNGLLINESTIPPLEPROC)load("glLineStipple");
        glad_glMaterialf = (PFNGLMATERIALFPROC)load("glMaterialf");
        glad_glMaterialfv = (PFNGLMATERIALFVPROC)load("glMaterialfv");
        glad_glMateriali = (PFNGLMATERIALIPROC)load("glMateriali");
        glad_glMaterialiv = (PFNGLMATERIALIVPROC)load("glMaterialiv");
        glad_glPolygonStipple = (PFNGLPOLYGONSTIPPLEPROC)load("glPolygonStipple");
        glad_glShadeModel = (PFNGLSHADEMODELPROC)load("glShadeModel");
        glad_glTexEnvf = (PFNGLTEXENVFPROC)load("glTexEnvf");
        glad_glTexEnvfv = (PFNGLTEXENVFVPROC)load("glTexEnvfv");
        glad_glTexEnvi = (PFNGLTEXENVIPROC)load("glTexEnvi");
        glad_glTexEnviv = (PFNGLTEXENVIVPROC)load("glTexEnviv");
        glad_glTexGend = (PFNGLTEXGENDPROC)load("glTexGend");
        glad_glTexGendv = (PFNGLTEXGENDVPROC)load("glTexGendv");
        glad_glTexGenf = (PFNGLTEXGENFPROC)load("glTexGenf");
        glad_glTexGenfv = (PFNGLTEXGENFVPROC)load("glTexGenfv");
        glad_glTexGeni = (PFNGLTEXGENIPROC)load("glTexGeni");
        glad_glTexGeniv = (PFNGLTEXGENIVPROC)load("glTexGeniv");
        glad_glFeedbackBuffer = (PFNGLFEEDBACKBUFFERPROC)load("glFeedbackBuffer");
        glad_glSelectBuffer = (PFNGLSELECTBUFFERPROC)load("glSelectBuffer");
        glad_glRenderMode = (PFNGLRENDERMODEPROC)load("glRenderMode");
        glad_glInitNames = (PFNGLINITNAMESPROC)load("glInitNames");
        glad_glLoadName = (PFNGLLOADNAMEPROC)load("glLoadName");
        glad_glPassThrough = (PFNGLPASSTHROUGHPROC)load("glPassThrough");
        glad_glPopName = (PFNGLPOPNAMEPROC)load("glPopName");
        glad_glPushName = (PFNGLPUSHNAMEPROC)load("glPushName");
        glad_glClearAccum = (PFNGLCLEARACCUMPROC)load("glClearAccum");
        glad_glClearIndex = (PFNGLCLEARINDEXPROC)load("glClearIndex");
        glad_glIndexMask = (PFNGLINDEXMASKPROC)load("glIndexMask");
        glad_glAccum = (PFNGLACCUMPROC)load("glAccum");
        glad_glPopAttrib = (PFNGLPOPATTRIBPROC)load("glPopAttrib");
        glad_glPushAttrib = (PFNGLPUSHATTRIBPROC)load("glPushAttrib");
        glad_glMap1d = (PFNGLMAP1DPROC)load("glMap1d");
        glad_glMap1f = (PFNGLMAP1FPROC)load("glMap1f");
        glad_glMap2d = (PFNGLMAP2DPROC)load("glMap2d");
        glad_glMap2f = (PFNGLMAP2FPROC)load("glMap2f");
        glad_glMapGrid1d = (PFNGLMAPGRID1DPROC)load("glMapGrid1d");
        glad_glMapGrid1f = (PFNGLMAPGRID1FPROC)load("glMapGrid1f");
        glad_glMapGrid2d = (PFNGLMAPGRID2DPROC)load("glMapGrid2d");
        glad_glMapGrid2f = (PFNGLMAPGRID2FPROC)load("glMapGrid2f");
        glad_glEvalCoord1d = (PFNGLEVALCOORD1DPROC)load("glEvalCoord1d");
        glad_glEvalCoord1dv = (PFNGLEVALCOORD1DVPROC)load("glEvalCoord1dv");
        glad_glEvalCoord1f = (PFNGLEVALCOORD1FPROC)load("glEvalCoord1f");
        glad_glEvalCoord1fv = (PFNGLEVALCOORD1FVPROC)load("glEvalCoord1fv");
        glad_glEvalCoord2d = (PFNGLEVALCOORD2DPROC)load("glEvalCoord2d");
        glad_glEvalCoord2dv = (PFNGLEVALCOORD2DVPROC)load("glEvalCoord2dv");
        glad_glEvalCoord2f = (PFNGLEVALCOORD2FPROC)load("glEvalCoord2f");
        glad_glEvalCoord2fv = (PFNGLEVALCOORD2FVPROC)load("glEvalCoord2fv");
        glad_glEvalMesh1 = (PFNGLEVALMESH1PROC)load("glEvalMesh1");
        glad_glEvalPoint1 = (PFNGLEVALPOINT1PROC)load("glEvalPoint1");
        glad_glEvalMesh2 = (PFNGLEVALMESH2PROC)load("glEvalMesh2");
        glad_glEvalPoint2 = (PFNGLEVALPOINT2PROC)load("glEvalPoint2");
        glad_glAlphaFunc = (PFNGLALPHAFUNCPROC)load("glAlphaFunc");
        glad_glPixelZoom = (PFNGLPIXELZOOMPROC)load("glPixelZoom");
        glad_glPixelTransferf = (PFNGLPIXELTRANSFERFPROC)load("glPixelTransferf");
        glad_glPixelTransferi = (PFNGLPIXELTRANSFERIPROC)load("glPixelTransferi");
        glad_glPixelMapfv = (PFNGLPIXELMAPFVPROC)load("glPixelMapfv");
        glad_glPixelMapuiv = (PFNGLPIXELMAPUIVPROC)load("glPixelMapuiv");
        glad_glPixelMapusv = (PFNGLPIXELMAPUSVPROC)load("glPixelMapusv");
        glad_glCopyPixels = (PFNGLCOPYPIXELSPROC)load("glCopyPixels");
        glad_glDrawPixels = (PFNGLDRAWPIXELSPROC)load("glDrawPixels");
        glad_glGetClipPlane = (PFNGLGETCLIPPLANEPROC)load("glGetClipPlane");
        glad_glGetLightfv = (PFNGLGETLIGHTFVPROC)load("glGetLightfv");
        glad_glGetLightiv = (PFNGLGETLIGHTIVPROC)load("glGetLightiv");
        glad_glGetMapdv = (PFNGLGETMAPDVPROC)load("glGetMapdv");
        glad_glGetMapfv = (PFNGLGETMAPFVPROC)load("glGetMapfv");
        glad_glGetMapiv = (PFNGLGETMAPIVPROC)load("glGetMapiv");
        glad_glGetMaterialfv = (PFNGLGETMATERIALFVPROC)load("glGetMaterialfv");
        glad_glGetMaterialiv = (PFNGLGETMATERIALIVPROC)load("glGetMaterialiv");
        glad_glGetPixelMapfv = (PFNGLGETPIXELMAPFVPROC)load("glGetPixelMapfv");
        glad_glGetPixelMapuiv = (PFNGLGETPIXELMAPUIVPROC)load("glGetPixelMapuiv");
        glad_glGetPixelMapusv = (PFNGLGETPIXELMAPUSVPROC)load("glGetPixelMapusv");
        glad_glGetPolygonStipple = (PFNGLGETPOLYGONSTIPPLEPROC)load("glGetPolygonStipple");
        glad_glGetTexEnvfv = (PFNGLGETTEXENVFVPROC)load("glGetTexEnvfv");
        glad_glGetTexEnviv = (PFNGLGETTEXENVIVPROC)load("glGetTexEnviv");
        glad_glGetTexGendv = (PFNGLGETTEXGENDVPROC)load("glGetTexGendv");
        glad_glGetTexGenfv = (PFNGLGETTEXGENFVPROC)load("glGetTexGenfv");
        glad_glGetTexGeniv = (PFNGLGETTEXGENIVPROC)load("glGetTexGeniv");
        glad_glIsList = (PFNGLISLISTPROC)load("glIsList");
        glad_glFrustum = (PFNGLFRUSTUMPROC)load("glFrustum");
        glad_glLoadIdentity = (PFNGLLOADIDENTITYPROC)load("glLoadIdentity");
        glad_glLoadMatrixf = (PFNGLLOADMATRIXFPROC)load("glLoadMatrixf");
        glad_glLoadMatrixd = (PFNGLLOADMATRIXDPROC)load("glLoadMatrixd");
        glad_glMatrixMode = (PFNGLMATRIXMODEPROC)load("glMatrixMode");
        glad_glMultMatrixf = (PFNGLMULTMATRIXFPROC)load("glMultMatrixf");
        glad_glMultMatrixd = (PFNGLMULTMATRIXDPROC)load("glMultMatrixd");
        glad_glOrtho = (PFNGLORTHOPROC)load("glOrtho");
        glad_glPopMatrix = (PFNGLPOPMATRIXPROC)load("glPopMatrix");
        glad_glPushMatrix = (PFNGLPUSHMATRIXPROC)load("glPushMatrix");
        glad_glRotated = (PFNGLROTATEDPROC)load("glRotated");
        glad_glRotatef = (PFNGLROTATEFPROC)load("glRotatef");
        glad_glScaled = (PFNGLSCALEDPROC)load("glScaled");
        glad_glScalef = (PFNGLSCALEFPROC)load("glScalef");
        glad_glTranslated = (PFNGLTRANSLATEDPROC)load("glTranslated");
        glad_glTranslatef = (PFNGLTRANSLATEFPROC)load("glTranslatef");
}
static void load_GL_VERSION_1_1(GLADloadproc load) {
        if(!GLAD_GL_VERSION_1_1) return;
        glad_glDrawArrays = (PFNGLDRAWARRAYSPROC)load("glDrawArrays");
        glad_glDrawElements = (PFNGLDRAWELEMENTSPROC)load("glDrawElements");
        glad_glGetPointerv = (PFNGLGETPOINTERVPROC)load("glGetPointerv");
        glad_glPolygonOffset = (PFNGLPOLYGONOFFSETPROC)load("glPolygonOffset");
        glad_glCopyTexImage1D = (PFNGLCOPYTEXIMAGE1DPROC)load("glCopyTexImage1D");
        glad_glCopyTexImage2D = (PFNGLCOPYTEXIMAGE2DPROC)load("glCopyTexImage2D");
        glad_glCopyTexSubImage1D = (PFNGLCOPYTEXSUBIMAGE1DPROC)load("glCopyTexSubImage1D");
        glad_glCopyTexSubImage2D = (PFNGLCOPYTEXSUBIMAGE2DPROC)load("glCopyTexSubImage2D");
        glad_glTexSubImage1D = (PFNGLTEXSUBIMAGE1DPROC)load("glTexSubImage1D");
        glad_glTexSubImage2D = (PFNGLTEXSUBIMAGE2DPROC)load("glTexSubImage2D");
        glad_glBindTexture = (PFNGLBINDTEXTUREPROC)load("glBindTexture");
        glad_glDeleteTextures = (PFNGLDELETETEXTURESPROC)load("glDeleteTextures");
        glad_glGenTextures = (PFNGLGENTEXTURESPROC)load("glGenTextures");
        glad_glIsTexture = (PFNGLISTEXTUREPROC)load("glIsTexture");
        glad_glArrayElement = (PFNGLARRAYELEMENTPROC)load("glArrayElement");
        glad_glColorPointer = (PFNGLCOLORPOINTERPROC)load("glColorPointer");
        glad_glDisableClientState = (PFNGLDISABLECLIENTSTATEPROC)load("glDisableClientState");
        glad_glEdgeFlagPointer = (PFNGLEDGEFLAGPOINTERPROC)load("glEdgeFlagPointer");
        glad_glEnableClientState = (PFNGLENABLECLIENTSTATEPROC)load("glEnableClientState");
        glad_glIndexPointer = (PFNGLINDEXPOINTERPROC)load("glIndexPointer");
        glad_glInterleavedArrays = (PFNGLINTERLEAVEDARRAYSPROC)load("glInterleavedArrays");
        glad_glNormalPointer = (PFNGLNORMALPOINTERPROC)load("glNormalPointer");
        glad_glTexCoordPointer = (PFNGLTEXCOORDPOINTERPROC)load("glTexCoordPointer");
        glad_glVertexPointer = (PFNGLVERTEXPOINTERPROC)load("glVertexPointer");
        glad_glAreTexturesResident = (PFNGLARETEXTURESRESIDENTPROC)load("glAreTexturesResident");
        glad_glPrioritizeTextures = (PFNGLPRIORITIZETEXTURESPROC)load("glPrioritizeTextures");
        glad_glIndexub = (PFNGLINDEXUBPROC)load("glIndexub");
        glad_glIndexubv = (PFNGLINDEXUBVPROC)load("glIndexubv");
        glad_glPopClientAttrib = (PFNGLPOPCLIENTATTRIBPROC)load("glPopClientAttrib");
        glad_glPushClientAttrib = (PFNGLPUSHCLIENTATTRIBPROC)load("glPushClientAttrib");
}
static void load_GL_VERSION_1_2(GLADloadproc load) {
        if(!GLAD_GL_VERSION_1_2) return;
        glad_glDrawRangeElements = (PFNGLDRAWRANGEELEMENTSPROC)load("glDrawRangeElements");
        glad_glTexImage3D = (PFNGLTEXIMAGE3DPROC)load("glTexImage3D");
        glad_glTexSubImage3D = (PFNGLTEXSUBIMAGE3DPROC)load("glTexSubImage3D");
        glad_glCopyTexSubImage3D = (PFNGLCOPYTEXSUBIMAGE3DPROC)load("glCopyTexSubImage3D");
}
static void load_GL_VERSION_1_3(GLADloadproc load) {
        if(!GLAD_GL_VERSION_1_3) return;
        glad_glActiveTexture = (PFNGLACTIVETEXTUREPROC)load("glActiveTexture");
        glad_glSampleCoverage = (PFNGLSAMPLECOVERAGEPROC)load("glSampleCoverage");
        glad_glCompressedTexImage3D = (PFNGLCOMPRESSEDTEXIMAGE3DPROC)load("glCompressedTexImage3D");
        glad_glCompressedTexImage2D = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)load("glCompressedTexImage2D");
        glad_glCompressedTexImage1D = (PFNGLCOMPRESSEDTEXIMAGE1DPROC)load("glCompressedTexImage1D");
        glad_glCompressedTexSubImage3D = (PFNGLCOMPRESSEDTEXSUBIMAGE3DPROC)load("glCompressedTexSubImage3D");
        glad_glCompressedTexSubImage2D = (PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC)load("glCompressedTexSubImage2D");
        glad_glCompressedTexSubImage1D = (PFNGLCOMPRESSEDTEXSUBIMAGE1DPROC)load("glCompressedTexSubImage1D");
        glad_glGetCompressedTexImage = (PFNGLGETCOMPRESSEDTEXIMAGEPROC)load("glGetCompressedTexImage");
        glad_glClientActiveTexture = (PFNGLCLIENTACTIVETEXTUREPROC)load("glClientActiveTexture");
        glad_glMultiTexCoord1d = (PFNGLMULTITEXCOORD1DPROC)load("glMultiTexCoord1d");
        glad_glMultiTexCoord1dv = (PFNGLMULTITEXCOORD1DVPROC)load("glMultiTexCoord1dv");
        glad_glMultiTexCoord1f = (PFNGLMULTITEXCOORD1FPROC)load("glMultiTexCoord1f");
        glad_glMultiTexCoord1fv = (PFNGLMULTITEXCOORD1FVPROC)load("glMultiTexCoord1fv");
        glad_glMultiTexCoord1i = (PFNGLMULTITEXCOORD1IPROC)load("glMultiTexCoord1i");
        glad_glMultiTexCoord1iv = (PFNGLMULTITEXCOORD1IVPROC)load("glMultiTexCoord1iv");
        glad_glMultiTexCoord1s = (PFNGLMULTITEXCOORD1SPROC)load("glMultiTexCoord1s");
        glad_glMultiTexCoord1sv = (PFNGLMULTITEXCOORD1SVPROC)load("glMultiTexCoord1sv");
        glad_glMultiTexCoord2d = (PFNGLMULTITEXCOORD2DPROC)load("glMultiTexCoord2d");
        glad_glMultiTexCoord2dv = (PFNGLMULTITEXCOORD2DVPROC)load("glMultiTexCoord2dv");
        glad_glMultiTexCoord2f = (PFNGLMULTITEXCOORD2FPROC)load("glMultiTexCoord2f");
        glad_glMultiTexCoord2fv = (PFNGLMULTITEXCOORD2FVPROC)load("glMultiTexCoord2fv");
        glad_glMultiTexCoord2i = (PFNGLMULTITEXCOORD2IPROC)load("glMultiTexCoord2i");
        glad_glMultiTexCoord2iv = (PFNGLMULTITEXCOORD2IVPROC)load("glMultiTexCoord2iv");
        glad_glMultiTexCoord2s = (PFNGLMULTITEXCOORD2SPROC)load("glMultiTexCoord2s");
        glad_glMultiTexCoord2sv = (PFNGLMULTITEXCOORD2SVPROC)load("glMultiTexCoord2sv");
        glad_glMultiTexCoord3d = (PFNGLMULTITEXCOORD3DPROC)load("glMultiTexCoord3d");
        glad_glMultiTexCoord3dv = (PFNGLMULTITEXCOORD3DVPROC)load("glMultiTexCoord3dv");
        glad_glMultiTexCoord3f = (PFNGLMULTITEXCOORD3FPROC)load("glMultiTexCoord3f");
        glad_glMultiTexCoord3fv = (PFNGLMULTITEXCOORD3FVPROC)load("glMultiTexCoord3fv");
        glad_glMultiTexCoord3i = (PFNGLMULTITEXCOORD3IPROC)load("glMultiTexCoord3i");
        glad_glMultiTexCoord3iv = (PFNGLMULTITEXCOORD3IVPROC)load("glMultiTexCoord3iv");
        glad_glMultiTexCoord3s = (PFNGLMULTITEXCOORD3SPROC)load("glMultiTexCoord3s");
        glad_glMultiTexCoord3sv = (PFNGLMULTITEXCOORD3SVPROC)load("glMultiTexCoord3sv");
        glad_glMultiTexCoord4d = (PFNGLMULTITEXCOORD4DPROC)load("glMultiTexCoord4d");
        glad_glMultiTexCoord4dv = (PFNGLMULTITEXCOORD4DVPROC)load("glMultiTexCoord4dv");
        glad_glMultiTexCoord4f = (PFNGLMULTITEXCOORD4FPROC)load("glMultiTexCoord4f");
        glad_glMultiTexCoord4fv = (PFNGLMULTITEXCOORD4FVPROC)load("glMultiTexCoord4fv");
        glad_glMultiTexCoord4i = (PFNGLMULTITEXCOORD4IPROC)load("glMultiTexCoord4i");
        glad_glMultiTexCoord4iv = (PFNGLMULTITEXCOORD4IVPROC)load("glMultiTexCoord4iv");
        glad_glMultiTexCoord4s = (PFNGLMULTITEXCOORD4SPROC)load("glMultiTexCoord4s");
        glad_glMultiTexCoord4sv = (PFNGLMULTITEXCOORD4SVPROC)load("glMultiTexCoord4sv");
        glad_glLoadTransposeMatrixf = (PFNGLLOADTRANSPOSEMATRIXFPROC)load("glLoadTransposeMatrixf");
        glad_glLoadTransposeMatrixd = (PFNGLLOADTRANSPOSEMATRIXDPROC)load("glLoadTransposeMatrixd");
        glad_glMultTransposeMatrixf = (PFNGLMULTTRANSPOSEMATRIXFPROC)load("glMultTransposeMatrixf");
        glad_glMultTransposeMatrixd = (PFNGLMULTTRANSPOSEMATRIXDPROC)load("glMultTransposeMatrixd");
}
static void load_GL_VERSION_1_4(GLADloadproc load) {
        if(!GLAD_GL_VERSION_1_4) return;
        glad_glBlendFuncSeparate = (PFNGLBLENDFUNCSEPARATEPROC)load("glBlendFuncSeparate");
        glad_glMultiDrawArrays = (PFNGLMULTIDRAWARRAYSPROC)load("glMultiDrawArrays");
        glad_glMultiDrawElements = (PFNGLMULTIDRAWELEMENTSPROC)load("glMultiDrawElements");
        glad_glPointParameterf = (PFNGLPOINTPARAMETERFPROC)load("glPointParameterf");
        glad_glPointParameterfv = (PFNGLPOINTPARAMETERFVPROC)load("glPointParameterfv");
        glad_glPointParameteri = (PFNGLPOINTPARAMETERIPROC)load("glPointParameteri");
        glad_glPointParameteriv = (PFNGLPOINTPARAMETERIVPROC)load("glPointParameteriv");
        glad_glFogCoordf = (PFNGLFOGCOORDFPROC)load("glFogCoordf");
        glad_glFogCoordfv = (PFNGLFOGCOORDFVPROC)load("glFogCoordfv");
        glad_glFogCoordd = (PFNGLFOGCOORDDPROC)load("glFogCoordd");
        glad_glFogCoorddv = (PFNGLFOGCOORDDVPROC)load("glFogCoorddv");
        glad_glFogCoordPointer = (PFNGLFOGCOORDPOINTERPROC)load("glFogCoordPointer");
        glad_glSecondaryColor3b = (PFNGLSECONDARYCOLOR3BPROC)load("glSecondaryColor3b");
        glad_glSecondaryColor3bv = (PFNGLSECONDARYCOLOR3BVPROC)load("glSecondaryColor3bv");
        glad_glSecondaryColor3d = (PFNGLSECONDARYCOLOR3DPROC)load("glSecondaryColor3d");
        glad_glSecondaryColor3dv = (PFNGLSECONDARYCOLOR3DVPROC)load("glSecondaryColor3dv");
        glad_glSecondaryColor3f = (PFNGLSECONDARYCOLOR3FPROC)load("glSecondaryColor3f");
        glad_glSecondaryColor3fv = (PFNGLSECONDARYCOLOR3FVPROC)load("glSecondaryColor3fv");
        glad_glSecondaryColor3i = (PFNGLSECONDARYCOLOR3IPROC)load("glSecondaryColor3i");
        glad_glSecondaryColor3iv = (PFNGLSECONDARYCOLOR3IVPROC)load("glSecondaryColor3iv");
        glad_glSecondaryColor3s = (PFNGLSECONDARYCOLOR3SPROC)load("glSecondaryColor3s");
        glad_glSecondaryColor3sv = (PFNGLSECONDARYCOLOR3SVPROC)load("glSecondaryColor3sv");
        glad_glSecondaryColor3ub = (PFNGLSECONDARYCOLOR3UBPROC)load("glSecondaryColor3ub");
        glad_glSecondaryColor3ubv = (PFNGLSECONDARYCOLOR3UBVPROC)load("glSecondaryColor3ubv");
        glad_glSecondaryColor3ui = (PFNGLSECONDARYCOLOR3UIPROC)load("glSecondaryColor3ui");
        glad_glSecondaryColor3uiv = (PFNGLSECONDARYCOLOR3UIVPROC)load("glSecondaryColor3uiv");
        glad_glSecondaryColor3us = (PFNGLSECONDARYCOLOR3USPROC)load("glSecondaryColor3us");
        glad_glSecondaryColor3usv = (PFNGLSECONDARYCOLOR3USVPROC)load("glSecondaryColor3usv");
        glad_glSecondaryColorPointer = (PFNGLSECONDARYCOLORPOINTERPROC)load("glSecondaryColorPointer");
        glad_glWindowPos2d = (PFNGLWINDOWPOS2DPROC)load("glWindowPos2d");
        glad_glWindowPos2dv = (PFNGLWINDOWPOS2DVPROC)load("glWindowPos2dv");
        glad_glWindowPos2f = (PFNGLWINDOWPOS2FPROC)load("glWindowPos2f");
        glad_glWindowPos2fv = (PFNGLWINDOWPOS2FVPROC)load("glWindowPos2fv");
        glad_glWindowPos2i = (PFNGLWINDOWPOS2IPROC)load("glWindowPos2i");
        glad_glWindowPos2iv = (PFNGLWINDOWPOS2IVPROC)load("glWindowPos2iv");
        glad_glWindowPos2s = (PFNGLWINDOWPOS2SPROC)load("glWindowPos2s");
        glad_glWindowPos2sv = (PFNGLWINDOWPOS2SVPROC)load("glWindowPos2sv");
        glad_glWindowPos3d = (PFNGLWINDOWPOS3DPROC)load("glWindowPos3d");
        glad_glWindowPos3dv = (PFNGLWINDOWPOS3DVPROC)load("glWindowPos3dv");
        glad_glWindowPos3f = (PFNGLWINDOWPOS3FPROC)load("glWindowPos3f");
        glad_glWindowPos3fv = (PFNGLWINDOWPOS3FVPROC)load("glWindowPos3fv");
        glad_glWindowPos3i = (PFNGLWINDOWPOS3IPROC)load("glWindowPos3i");
        glad_glWindowPos3iv = (PFNGLWINDOWPOS3IVPROC)load("glWindowPos3iv");
        glad_glWindowPos3s = (PFNGLWINDOWPOS3SPROC)load("glWindowPos3s");
        glad_glWindowPos3sv = (PFNGLWINDOWPOS3SVPROC)load("glWindowPos3sv");
        glad_glBlendColor = (PFNGLBLENDCOLORPROC)load("glBlendColor");
        glad_glBlendEquation = (PFNGLBLENDEQUATIONPROC)load("glBlendEquation");
}
static void load_GL_VERSION_1_5(GLADloadproc load) {
        if(!GLAD_GL_VERSION_1_5) return;
        glad_glGenQueries = (PFNGLGENQUERIESPROC)load("glGenQueries");
        glad_glDeleteQueries = (PFNGLDELETEQUERIESPROC)load("glDeleteQueries");
        glad_glIsQuery = (PFNGLISQUERYPROC)load("glIsQuery");
        glad_glBeginQuery = (PFNGLBEGINQUERYPROC)load("glBeginQuery");
        glad_glEndQuery = (PFNGLENDQUERYPROC)load("glEndQuery");
        glad_glGetQueryiv = (PFNGLGETQUERYIVPROC)load("glGetQueryiv");
        glad_glGetQueryObjectiv = (PFNGLGETQUERYOBJECTIVPROC)load("glGetQueryObjectiv");
        glad_glGetQueryObjectuiv = (PFNGLGETQUERYOBJECTUIVPROC)load("glGetQueryObjectuiv");
        glad_glBindBuffer = (PFNGLBINDBUFFERPROC)load("glBindBuffer");
        glad_glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)load("glDeleteBuffers");
        glad_glGenBuffers = (PFNGLGENBUFFERSPROC)load("glGenBuffers");
        glad_glIsBuffer = (PFNGLISBUFFERPROC)load("glIsBuffer");
        glad_glBufferData = (PFNGLBUFFERDATAPROC)load("glBufferData");
        glad_glBufferSubData = (PFNGLBUFFERSUBDATAPROC)load("glBufferSubData");
        glad_glGetBufferSubData = (PFNGLGETBUFFERSUBDATAPROC)load("glGetBufferSubData");
        glad_glMapBuffer = (PFNGLMAPBUFFERPROC)load("glMapBuffer");
        glad_glUnmapBuffer = (PFNGLUNMAPBUFFERPROC)load("glUnmapBuffer");
        glad_glGetBufferParameteriv = (PFNGLGETBUFFERPARAMETERIVPROC)load("glGetBufferParameteriv");
        glad_glGetBufferPointerv = (PFNGLGETBUFFERPOINTERVPROC)load("glGetBufferPointerv");
}
static void load_GL_VERSION_2_0(GLADloadproc load) {
        if(!GLAD_GL_VERSION_2_0) return;
        glad_glBlendEquationSeparate = (PFNGLBLENDEQUATIONSEPARATEPROC)load("glBlendEquationSeparate");
        glad_glDrawBuffers = (PFNGLDRAWBUFFERSPROC)load("glDrawBuffers");
        glad_glStencilOpSeparate = (PFNGLSTENCILOPSEPARATEPROC)load("glStencilOpSeparate");
        glad_glStencilFuncSeparate = (PFNGLSTENCILFUNCSEPARATEPROC)load("glStencilFuncSeparate");
        glad_glStencilMaskSeparate = (PFNGLSTENCILMASKSEPARATEPROC)load("glStencilMaskSeparate");
        glad_glAttachShader = (PFNGLATTACHSHADERPROC)load("glAttachShader");
        glad_glBindAttribLocation = (PFNGLBINDATTRIBLOCATIONPROC)load("glBindAttribLocation");
        glad_glCompileShader = (PFNGLCOMPILESHADERPROC)load("glCompileShader");
        glad_glCreateProgram = (PFNGLCREATEPROGRAMPROC)load("glCreateProgram");
        glad_glCreateShader = (PFNGLCREATESHADERPROC)load("glCreateShader");
        glad_glDeleteProgram = (PFNGLDELETEPROGRAMPROC)load("glDeleteProgram");
        glad_glDeleteShader = (PFNGLDELETESHADERPROC)load("glDeleteShader");
        glad_glDetachShader = (PFNGLDETACHSHADERPROC)load("glDetachShader");
        glad_glDisableVertexAttribArray = (PFNGLDISABLEVERTEXATTRIBARRAYPROC)load("glDisableVertexAttribArray");
        glad_glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)load("glEnableVertexAttribArray");
        glad_glGetActiveAttrib = (PFNGLGETACTIVEATTRIBPROC)load("glGetActiveAttrib");
        glad_glGetActiveUniform = (PFNGLGETACTIVEUNIFORMPROC)load("glGetActiveUniform");
        glad_glGetAttachedShaders = (PFNGLGETATTACHEDSHADERSPROC)load("glGetAttachedShaders");
        glad_glGetAttribLocation = (PFNGLGETATTRIBLOCATIONPROC)load("glGetAttribLocation");
        glad_glGetProgramiv = (PFNGLGETPROGRAMIVPROC)load("glGetProgramiv");
        glad_glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)load("glGetProgramInfoLog");
        glad_glGetShaderiv = (PFNGLGETSHADERIVPROC)load("glGetShaderiv");
        glad_glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)load("glGetShaderInfoLog");
        glad_glGetShaderSource = (PFNGLGETSHADERSOURCEPROC)load("glGetShaderSource");
        glad_glGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC)load("glGetUniformLocation");
        glad_glGetUniformfv = (PFNGLGETUNIFORMFVPROC)load("glGetUniformfv");
        glad_glGetUniformiv = (PFNGLGETUNIFORMIVPROC)load("glGetUniformiv");
        glad_glGetVertexAttribdv = (PFNGLGETVERTEXATTRIBDVPROC)load("glGetVertexAttribdv");
        glad_glGetVertexAttribfv = (PFNGLGETVERTEXATTRIBFVPROC)load("glGetVertexAttribfv");
        glad_glGetVertexAttribiv = (PFNGLGETVERTEXATTRIBIVPROC)load("glGetVertexAttribiv");
        glad_glGetVertexAttribPointerv = (PFNGLGETVERTEXATTRIBPOINTERVPROC)load("glGetVertexAttribPointerv");
        glad_glIsProgram = (PFNGLISPROGRAMPROC)load("glIsProgram");
        glad_glIsShader = (PFNGLISSHADERPROC)load("glIsShader");
        glad_glLinkProgram = (PFNGLLINKPROGRAMPROC)load("glLinkProgram");
        glad_glShaderSource = (PFNGLSHADERSOURCEPROC)load("glShaderSource");
        glad_glUseProgram = (PFNGLUSEPROGRAMPROC)load("glUseProgram");
        glad_glUniform1f = (PFNGLUNIFORM1FPROC)load("glUniform1f");
        glad_glUniform2f = (PFNGLUNIFORM2FPROC)load("glUniform2f");
        glad_glUniform3f = (PFNGLUNIFORM3FPROC)load("glUniform3f");
        glad_glUniform4f = (PFNGLUNIFORM4FPROC)load("glUniform4f");
        glad_glUniform1i = (PFNGLUNIFORM1IPROC)load("glUniform1i");
        glad_glUniform2i = (PFNGLUNIFORM2IPROC)load("glUniform2i");
        glad_glUniform3i = (PFNGLUNIFORM3IPROC)load("glUniform3i");
        glad_glUniform4i = (PFNGLUNIFORM4IPROC)load("glUniform4i");
        glad_glUniform1fv = (PFNGLUNIFORM1FVPROC)load("glUniform1fv");
        glad_glUniform2fv = (PFNGLUNIFORM2FVPROC)load("glUniform2fv");
        glad_glUniform3fv = (PFNGLUNIFORM3FVPROC)load("glUniform3fv");
        glad_glUniform4fv = (PFNGLUNIFORM4FVPROC)load("glUniform4fv");
        glad_glUniform1iv = (PFNGLUNIFORM1IVPROC)load("glUniform1iv");
        glad_glUniform2iv = (PFNGLUNIFORM2IVPROC)load("glUniform2iv");
        glad_glUniform3iv = (PFNGLUNIFORM3IVPROC)load("glUniform3iv");
        glad_glUniform4iv = (PFNGLUNIFORM4IVPROC)load("glUniform4iv");
        glad_glUniformMatrix2fv = (PFNGLUNIFORMMATRIX2FVPROC)load("glUniformMatrix2fv");
        glad_glUniformMatrix3fv = (PFNGLUNIFORMMATRIX3FVPROC)load("glUniformMatrix3fv");
        glad_glUniformMatrix4fv = (PFNGLUNIFORMMATRIX4FVPROC)load("glUniformMatrix4fv");
        glad_glValidateProgram = (PFNGLVALIDATEPROGRAMPROC)load("glValidateProgram");
        glad_glVertexAttrib1d = (PFNGLVERTEXATTRIB1DPROC)load("glVertexAttrib1d");
        glad_glVertexAttrib1dv = (PFNGLVERTEXATTRIB1DVPROC)load("glVertexAttrib1dv");
        glad_glVertexAttrib1f = (PFNGLVERTEXATTRIB1FPROC)load("glVertexAttrib1f");
        glad_glVertexAttrib1fv = (PFNGLVERTEXATTRIB1FVPROC)load("glVertexAttrib1fv");
        glad_glVertexAttrib1s = (PFNGLVERTEXATTRIB1SPROC)load("glVertexAttrib1s");
        glad_glVertexAttrib1sv = (PFNGLVERTEXATTRIB1SVPROC)load("glVertexAttrib1sv");
        glad_glVertexAttrib2d = (PFNGLVERTEXATTRIB2DPROC)load("glVertexAttrib2d");
        glad_glVertexAttrib2dv = (PFNGLVERTEXATTRIB2DVPROC)load("glVertexAttrib2dv");
        glad_glVertexAttrib2f = (PFNGLVERTEXATTRIB2FPROC)load("glVertexAttrib2f");
        glad_glVertexAttrib2fv = (PFNGLVERTEXATTRIB2FVPROC)load("glVertexAttrib2fv");
        glad_glVertexAttrib2s = (PFNGLVERTEXATTRIB2SPROC)load("glVertexAttrib2s");
        glad_glVertexAttrib2sv = (PFNGLVERTEXATTRIB2SVPROC)load("glVertexAttrib2sv");
        glad_glVertexAttrib3d = (PFNGLVERTEXATTRIB3DPROC)load("glVertexAttrib3d");
        glad_glVertexAttrib3dv = (PFNGLVERTEXATTRIB3DVPROC)load("glVertexAttrib3dv");
        glad_glVertexAttrib3f = (PFNGLVERTEXATTRIB3FPROC)load("glVertexAttrib3f");
        glad_glVertexAttrib3fv = (PFNGLVERTEXATTRIB3FVPROC)load("glVertexAttrib3fv");
        glad_glVertexAttrib3s = (PFNGLVERTEXATTRIB3SPROC)load("glVertexAttrib3s");
        glad_glVertexAttrib3sv = (PFNGLVERTEXATTRIB3SVPROC)load("glVertexAttrib3sv");
        glad_glVertexAttrib4Nbv = (PFNGLVERTEXATTRIB4NBVPROC)load("glVertexAttrib4Nbv");
        glad_glVertexAttrib4Niv = (PFNGLVERTEXATTRIB4NIVPROC)load("glVertexAttrib4Niv");
        glad_glVertexAttrib4Nsv = (PFNGLVERTEXATTRIB4NSVPROC)load("glVertexAttrib4Nsv");
        glad_glVertexAttrib4Nub = (PFNGLVERTEXATTRIB4NUBPROC)load("glVertexAttrib4Nub");
        glad_glVertexAttrib4Nubv = (PFNGLVERTEXATTRIB4NUBVPROC)load("glVertexAttrib4Nubv");
        glad_glVertexAttrib4Nuiv = (PFNGLVERTEXATTRIB4NUIVPROC)load("glVertexAttrib4Nuiv");
        glad_glVertexAttrib4Nusv = (PFNGLVERTEXATTRIB4NUSVPROC)load("glVertexAttrib4Nusv");
        glad_glVertexAttrib4bv = (PFNGLVERTEXATTRIB4BVPROC)load("glVertexAttrib4bv");
        glad_glVertexAttrib4d = (PFNGLVERTEXATTRIB4DPROC)load("glVertexAttrib4d");
        glad_glVertexAttrib4dv = (PFNGLVERTEXATTRIB4DVPROC)load("glVertexAttrib4dv");
        glad_glVertexAttrib4f = (PFNGLVERTEXATTRIB4FPROC)load("glVertexAttrib4f");
        glad_glVertexAttrib4fv = (PFNGLVERTEXATTRIB4FVPROC)load("glVertexAttrib4fv");
        glad_glVertexAttrib4iv = (PFNGLVERTEXATTRIB4IVPROC)load("glVertexAttrib4iv");
        glad_glVertexAttrib4s = (PFNGLVERTEXATTRIB4SPROC)load("glVertexAttrib4s");
        glad_glVertexAttrib4sv = (PFNGLVERTEXATTRIB4SVPROC)load("glVertexAttrib4sv");
        glad_glVertexAttrib4ubv = (PFNGLVERTEXATTRIB4UBVPROC)load("glVertexAttrib4ubv");
        glad_glVertexAttrib4uiv = (PFNGLVERTEXATTRIB4UIVPROC)load("glVertexAttrib4uiv");
        glad_glVertexAttrib4usv = (PFNGLVERTEXATTRIB4USVPROC)load("glVertexAttrib4usv");
        glad_glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERPROC)load("glVertexAttribPointer");
}
static void load_GL_ARB_buffer_storage(GLADloadproc load) {
        if(!GLAD_GL_ARB_buffer_storage) return;
        glad_glBufferStorage = (PFNGLBUFFERSTORAGEPROC)load("glBufferStorage");
}
static void load_GL_ARB_clip_control(GLADloadproc load) {
        if(!GLAD_GL_ARB_clip_control) return;
        glad_glClipControl = (PFNGLCLIPCONTROLPROC)load("glClipControl");
}
static void load_GL_ARB_debug_output(GLADloadproc load) {
        if(!GLAD_GL_ARB_debug_output) return;
        glad_glDebugMessageControlARB = (PFNGLDEBUGMESSAGECONTROLARBPROC)load("glDebugMessageControlARB");
        glad_glDebugMessageInsertARB = (PFNGLDEBUGMESSAGEINSERTARBPROC)load("glDebugMessageInsertARB");
        glad_glDebugMessageCallbackARB = (PFNGLDEBUGMESSAGECALLBACKARBPROC)load("glDebugMessageCallbackARB");
        glad_glGetDebugMessageLogARB = (PFNGLGETDEBUGMESSAGELOGARBPROC)load("glGetDebugMessageLogARB");
}
static void load_GL_ARB_map_buffer_range(GLADloadproc load) {
        if(!GLAD_GL_ARB_map_buffer_range) return;
        glad_glMapBufferRange = (PFNGLMAPBUFFERRANGEPROC)load("glMapBufferRange");
        glad_glFlushMappedBufferRange = (PFNGLFLUSHMAPPEDBUFFERRANGEPROC)load("glFlushMappedBufferRange");
}
static void load_GL_ARB_sync(GLADloadproc load) {
        if(!GLAD_GL_ARB_sync) return;
        glad_glFenceSync = (PFNGLFENCESYNCPROC)load("glFenceSync");
        glad_glIsSync = (PFNGLISSYNCPROC)load("glIsSync");
        glad_glDeleteSync = (PFNGLDELETESYNCPROC)load("glDeleteSync");
        glad_glClientWaitSync = (PFNGLCLIENTWAITSYNCPROC)load("glClientWaitSync");
        glad_glWaitSync = (PFNGLWAITSYNCPROC)load("glWaitSync");
        glad_glGetInteger64v = (PFNGLGETINTEGER64VPROC)load("glGetInteger64v");
        glad_glGetSynciv = (PFNGLGETSYNCIVPROC)load("glGetSynciv");
}
static void load_GL_EXT_fog_coord(GLADloadproc load) {
        if(!GLAD_GL_EXT_fog_coord) return;
        glad_glFogCoordfEXT = (PFNGLFOGCOORDFEXTPROC)load("glFogCoordfEXT");
        glad_glFogCoordfvEXT = (PFNGLFOGCOORDFVEXTPROC)load("glFogCoordfvEXT");
        glad_glFogCoorddEXT = (PFNGLFOGCOORDDEXTPROC)load("glFogCoorddEXT");
        glad_glFogCoorddvEXT = (PFNGLFOGCOORDDVEXTPROC)load("glFogCoorddvEXT");
        glad_glFogCoordPointerEXT = (PFNGLFOGCOORDPOINTEREXTPROC)load("glFogCoordPointerEXT");
}
static void load_GL_EXT_framebuffer_object(GLADloadproc load) {
        if(!GLAD_GL_EXT_framebuffer_object) return;
        glad_glIsRenderbufferEXT = (PFNGLISRENDERBUFFEREXTPROC)load("glIsRenderbufferEXT");
        glad_glBindRenderbufferEXT = (PFNGLBINDRENDERBUFFEREXTPROC)load("glBindRenderbufferEXT");
        glad_glDeleteRenderbuffersEXT = (PFNGLDELETERENDERBUFFERSEXTPROC)load("glDeleteRenderbuffersEXT");
        glad_glGenRenderbuffersEXT = (PFNGLGENRENDERBUFFERSEXTPROC)load("glGenRenderbuffersEXT");
        glad_glRenderbufferStorageEXT = (PFNGLRENDERBUFFERSTORAGEEXTPROC)load("glRenderbufferStorageEXT");
        glad_glGetRenderbufferParameterivEXT = (PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC)load("glGetRenderbufferParameterivEXT");
        glad_glIsFramebufferEXT = (PFNGLISFRAMEBUFFEREXTPROC)load("glIsFramebufferEXT");
        glad_glBindFramebufferEXT = (PFNGLBINDFRAMEBUFFEREXTPROC)load("glBindFramebufferEXT");
        glad_glDeleteFramebuffersEXT = (PFNGLDELETEFRAMEBUFFERSEXTPROC)load("glDeleteFramebuffersEXT");
        glad_glGenFramebuffersEXT = (PFNGLGENFRAMEBUFFERSEXTPROC)load("glGenFramebuffersEXT");
        glad_glCheckFramebufferStatusEXT = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC)load("glCheckFramebufferStatusEXT");
        glad_glFramebufferTexture1DEXT = (PFNGLFRAMEBUFFERTEXTURE1DEXTPROC)load("glFramebufferTexture1DEXT");
        glad_glFramebufferTexture2DEXT = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC)load("glFramebufferTexture2DEXT");
        glad_glFramebufferTexture3DEXT = (PFNGLFRAMEBUFFERTEXTURE3DEXTPROC)load("glFramebufferTexture3DEXT");
        glad_glFramebufferRenderbufferEXT = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC)load("glFramebufferRenderbufferEXT");
        glad_glGetFramebufferAttachmentParameterivEXT = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC)load("glGetFramebufferAttachmentParameterivEXT");
        glad_glGenerateMipmapEXT = (PFNGLGENERATEMIPMAPEXTPROC)load("glGenerateMipmapEXT");
}
static void load_GL_SGIS_fog_function(GLADloadproc load) {
        if(!GLAD_GL_SGIS_fog_function) return;
        glad_glFogFuncSGIS = (PFNGLFOGFUNCSGISPROC)load("glFogFuncSGIS");
        glad_glGetFogFuncSGIS = (PFNGLGETFOGFUNCSGISPROC)load("glGetFogFuncSGIS");
}
static int find_extensionsGL(void) {
        if (!get_exts()) return 0;
        GLAD_GL_ARB_buffer_storage = has_ext("GL_ARB_buffer_storage");
        GLAD_GL_ARB_clip_control = has_ext("GL_ARB_clip_control");
        GLAD_GL_ARB_debug_output = has_ext("GL_ARB_debug_output");
        GLAD_GL_ARB_depth_clamp = has_ext("GL_ARB_depth_clamp");
        GLAD_GL_ARB_map_buffer_range = has_ext("GL_ARB_map_buffer_range");
        GLAD_GL_ARB_shader_texture_lod = has_ext("GL_ARB_shader_texture_lod");
        GLAD_GL_ARB_sync = has_ext("GL_ARB_sync");
        GLAD_GL_ARB_texture_rectangle = has_ext("GL_ARB_texture_rectangle");
        GLAD_GL_EXT_fog_coord = has_ext("GL_EXT_fog_coord");
        GLAD_GL_EXT_framebuffer_object = has_ext("GL_EXT_framebuffer_object");
        GLAD_GL_EXT_texture_compression_s3tc = has_ext("GL_EXT_texture_compression_s3tc");
        GLAD_GL_EXT_texture_filter_anisotropic = has_ext("GL_EXT_texture_filter_anisotropic");
        GLAD_GL_NV_fog_distance = has_ext("GL_NV_fog_distance");
        GLAD_GL_NV_multisample_filter_hint = has_ext("GL_NV_multisample_filter_hint");
        GLAD_GL_SGIS_fog_function = has_ext("GL_SGIS_fog_function");
        GLAD_GL_SGIX_fog_offset = has_ext("GL_SGIX_fog_offset");
        free_exts();
        return 1;
}

static void find_coreGL(void) {

    /* Thank you @elmindreda
     * https://github.com/elmindreda/greg/blob/master/templates/greg.c.in#L176
     * https://github.com/glfw/glfw/blob/master/src/context.c#L36
     */

    int i, major, minor;

    const char* version;
    const char* prefixes[] = {
        "OpenGL ES-CM ",
        "OpenGL ES-CL ",
        "OpenGL ES ",
        NULL
    };

    version = (const char*) glGetString(GL_VERSION);
    if (!version) return;

    for (i = 0;  prefixes[i];  i++) {
        const size_t length = strlen(prefixes[i]);
        if (strncmp(version, prefixes[i], length) == 0) {
            version += length;
            break;
        }
    }

/* PR #18 */
#ifdef _MSC_VER
    sscanf_s(version, "%d.%d", &major, &minor);
#else
    sscanf(version, "%d.%d", &major, &minor);
#endif

    GLVersion.major = major; GLVersion.minor = minor;
    max_loaded_major = major; max_loaded_minor = minor;
        GLAD_GL_VERSION_1_0 = (major == 1 && minor >= 0) || major > 1;
        GLAD_GL_VERSION_1_1 = (major == 1 && minor >= 1) || major > 1;
        GLAD_GL_VERSION_1_2 = (major == 1 && minor >= 2) || major > 1;
        GLAD_GL_VERSION_1_3 = (major == 1 && minor >= 3) || major > 1;
        GLAD_GL_VERSION_1_4 = (major == 1 && minor >= 4) || major > 1;
        GLAD_GL_VERSION_1_5 = (major == 1 && minor >= 5) || major > 1;
        GLAD_GL_VERSION_2_0 = (major == 2 && minor >= 0) || major > 2;
        if (GLVersion.major > 2 || (GLVersion.major >= 2 && GLVersion.minor >= 0)) {
                max_loaded_major = 2;
                max_loaded_minor = 0;
        }
}

int gladLoadGLLoader(GLADloadproc load) {
        GLVersion.major = 0; GLVersion.minor = 0;
        glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
        if(glGetString == NULL) return 0;
        if(glGetString(GL_VERSION) == NULL) return 0;
        find_coreGL();
        load_GL_VERSION_1_0(load);
        load_GL_VERSION_1_1(load);
        load_GL_VERSION_1_2(load);
        load_GL_VERSION_1_3(load);
        load_GL_VERSION_1_4(load);
        load_GL_VERSION_1_5(load);
        load_GL_VERSION_2_0(load);

        if (!find_extensionsGL()) return 0;
        load_GL_ARB_buffer_storage(load);
        load_GL_ARB_clip_control(load);
        load_GL_ARB_debug_output(load);
        load_GL_ARB_map_buffer_range(load);
        load_GL_ARB_sync(load);
        load_GL_EXT_fog_coord(load);
        load_GL_EXT_framebuffer_object(load);
        load_GL_SGIS_fog_function(load);
        return GLVersion.major != 0 || GLVersion.minor != 0;
}

static void load_GL_ES_VERSION_2_0(GLADloadproc load) {
        if(!GLAD_GL_ES_VERSION_2_0) return;
        glad_glActiveTexture = (PFNGLACTIVETEXTUREPROC)load("glActiveTexture");
        glad_glAttachShader = (PFNGLATTACHSHADERPROC)load("glAttachShader");
        glad_glBindAttribLocation = (PFNGLBINDATTRIBLOCATIONPROC)load("glBindAttribLocation");
        glad_glBindBuffer = (PFNGLBINDBUFFERPROC)load("glBindBuffer");
        glad_glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC)load("glBindFramebuffer");
        glad_glBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC)load("glBindRenderbuffer");
        glad_glBindTexture = (PFNGLBINDTEXTUREPROC)load("glBindTexture");
        glad_glBlendColor = (PFNGLBLENDCOLORPROC)load("glBlendColor");
        glad_glBlendEquation = (PFNGLBLENDEQUATIONPROC)load("glBlendEquation");
        glad_glBlendEquationSeparate = (PFNGLBLENDEQUATIONSEPARATEPROC)load("glBlendEquationSeparate");
        glad_glBlendFunc = (PFNGLBLENDFUNCPROC)load("glBlendFunc");
        glad_glBlendFuncSeparate = (PFNGLBLENDFUNCSEPARATEPROC)load("glBlendFuncSeparate");
        glad_glBufferData = (PFNGLBUFFERDATAPROC)load("glBufferData");
        glad_glBufferSubData = (PFNGLBUFFERSUBDATAPROC)load("glBufferSubData");
        glad_glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC)load("glCheckFramebufferStatus");
        glad_glClear = (PFNGLCLEARPROC)load("glClear");
        glad_glClearColor = (PFNGLCLEARCOLORPROC)load("glClearColor");
        glad_glClearDepthf = (PFNGLCLEARDEPTHFPROC)load("glClearDepthf");
        glad_glClearStencil = (PFNGLCLEARSTENCILPROC)load("glClearStencil");
        glad_glColorMask = (PFNGLCOLORMASKPROC)load("glColorMask");
        glad_glCompileShader = (PFNGLCOMPILESHADERPROC)load("glCompileShader");
        glad_glCompressedTexImage2D = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)load("glCompressedTexImage2D");
        glad_glCompressedTexSubImage2D = (PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC)load("glCompressedTexSubImage2D");
        glad_glCopyTexImage2D = (PFNGLCOPYTEXIMAGE2DPROC)load("glCopyTexImage2D");
        glad_glCopyTexSubImage2D = (PFNGLCOPYTEXSUBIMAGE2DPROC)load("glCopyTexSubImage2D");
        glad_glCreateProgram = (PFNGLCREATEPROGRAMPROC)load("glCreateProgram");
        glad_glCreateShader = (PFNGLCREATESHADERPROC)load("glCreateShader");
        glad_glCullFace = (PFNGLCULLFACEPROC)load("glCullFace");
        glad_glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)load("glDeleteBuffers");
        glad_glDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC)load("glDeleteFramebuffers");
        glad_glDeleteProgram = (PFNGLDELETEPROGRAMPROC)load("glDeleteProgram");
        glad_glDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC)load("glDeleteRenderbuffers");
        glad_glDeleteShader = (PFNGLDELETESHADERPROC)load("glDeleteShader");
        glad_glDeleteTextures = (PFNGLDELETETEXTURESPROC)load("glDeleteTextures");
        glad_glDepthFunc = (PFNGLDEPTHFUNCPROC)load("glDepthFunc");
        glad_glDepthMask = (PFNGLDEPTHMASKPROC)load("glDepthMask");
        glad_glDepthRangef = (PFNGLDEPTHRANGEFPROC)load("glDepthRangef");
        glad_glDetachShader = (PFNGLDETACHSHADERPROC)load("glDetachShader");
        glad_glDisable = (PFNGLDISABLEPROC)load("glDisable");
        glad_glDisableVertexAttribArray = (PFNGLDISABLEVERTEXATTRIBARRAYPROC)load("glDisableVertexAttribArray");
        glad_glDrawArrays = (PFNGLDRAWARRAYSPROC)load("glDrawArrays");
        glad_glDrawElements = (PFNGLDRAWELEMENTSPROC)load("glDrawElements");
        glad_glEnable = (PFNGLENABLEPROC)load("glEnable");
        glad_glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)load("glEnableVertexAttribArray");
        glad_glFinish = (PFNGLFINISHPROC)load("glFinish");
        glad_glFlush = (PFNGLFLUSHPROC)load("glFlush");
        glad_glFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC)load("glFramebufferRenderbuffer");
        glad_glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC)load("glFramebufferTexture2D");
        glad_glFrontFace = (PFNGLFRONTFACEPROC)load("glFrontFace");
        glad_glGenBuffers = (PFNGLGENBUFFERSPROC)load("glGenBuffers");
        glad_glGenerateMipmap = (PFNGLGENERATEMIPMAPPROC)load("glGenerateMipmap");
        glad_glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC)load("glGenFramebuffers");
        glad_glGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC)load("glGenRenderbuffers");
        glad_glGenTextures = (PFNGLGENTEXTURESPROC)load("glGenTextures");
        glad_glGetActiveAttrib = (PFNGLGETACTIVEATTRIBPROC)load("glGetActiveAttrib");
        glad_glGetActiveUniform = (PFNGLGETACTIVEUNIFORMPROC)load("glGetActiveUniform");
        glad_glGetAttachedShaders = (PFNGLGETATTACHEDSHADERSPROC)load("glGetAttachedShaders");
        glad_glGetAttribLocation = (PFNGLGETATTRIBLOCATIONPROC)load("glGetAttribLocation");
        glad_glGetBooleanv = (PFNGLGETBOOLEANVPROC)load("glGetBooleanv");
        glad_glGetBufferParameteriv = (PFNGLGETBUFFERPARAMETERIVPROC)load("glGetBufferParameteriv");
        glad_glGetError = (PFNGLGETERRORPROC)load("glGetError");
        glad_glGetFloatv = (PFNGLGETFLOATVPROC)load("glGetFloatv");
        glad_glGetFramebufferAttachmentParameteriv = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC)load("glGetFramebufferAttachmentParameteriv");
        glad_glGetIntegerv = (PFNGLGETINTEGERVPROC)load("glGetIntegerv");
        glad_glGetProgramiv = (PFNGLGETPROGRAMIVPROC)load("glGetProgramiv");
        glad_glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)load("glGetProgramInfoLog");
        glad_glGetRenderbufferParameteriv = (PFNGLGETRENDERBUFFERPARAMETERIVPROC)load("glGetRenderbufferParameteriv");
        glad_glGetShaderiv = (PFNGLGETSHADERIVPROC)load("glGetShaderiv");
        glad_glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)load("glGetShaderInfoLog");
        glad_glGetShaderPrecisionFormat = (PFNGLGETSHADERPRECISIONFORMATPROC)load("glGetShaderPrecisionFormat");
        glad_glGetShaderSource = (PFNGLGETSHADERSOURCEPROC)load("glGetShaderSource");
        glad_glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
        glad_glGetTexParameterfv = (PFNGLGETTEXPARAMETERFVPROC)load("glGetTexParameterfv");
        glad_glGetTexParameteriv = (PFNGLGETTEXPARAMETERIVPROC)load("glGetTexParameteriv");
        glad_glGetUniformfv = (PFNGLGETUNIFORMFVPROC)load("glGetUniformfv");
        glad_glGetUniformiv = (PFNGLGETUNIFORMIVPROC)load("glGetUniformiv");
        glad_glGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC)load("glGetUniformLocation");
        glad_glGetVertexAttribfv = (PFNGLGETVERTEXATTRIBFVPROC)load("glGetVertexAttribfv");
        glad_glGetVertexAttribiv = (PFNGLGETVERTEXATTRIBIVPROC)load("glGetVertexAttribiv");
        glad_glGetVertexAttribPointerv = (PFNGLGETVERTEXATTRIBPOINTERVPROC)load("glGetVertexAttribPointerv");
        glad_glHint = (PFNGLHINTPROC)load("glHint");
        glad_glIsBuffer = (PFNGLISBUFFERPROC)load("glIsBuffer");
        glad_glIsEnabled = (PFNGLISENABLEDPROC)load("glIsEnabled");
        glad_glIsFramebuffer = (PFNGLISFRAMEBUFFERPROC)load("glIsFramebuffer");
        glad_glIsProgram = (PFNGLISPROGRAMPROC)load("glIsProgram");
        glad_glIsRenderbuffer = (PFNGLISRENDERBUFFERPROC)load("glIsRenderbuffer");
        glad_glIsShader = (PFNGLISSHADERPROC)load("glIsShader");
        glad_glIsTexture = (PFNGLISTEXTUREPROC)load("glIsTexture");
        glad_glLineWidth = (PFNGLLINEWIDTHPROC)load("glLineWidth");
        glad_glLinkProgram = (PFNGLLINKPROGRAMPROC)load("glLinkProgram");
        glad_glPixelStorei = (PFNGLPIXELSTOREIPROC)load("glPixelStorei");
        glad_glPolygonOffset = (PFNGLPOLYGONOFFSETPROC)load("glPolygonOffset");
        glad_glReadPixels = (PFNGLREADPIXELSPROC)load("glReadPixels");
        glad_glReleaseShaderCompiler = (PFNGLRELEASESHADERCOMPILERPROC)load("glReleaseShaderCompiler");
        glad_glRenderbufferStorage = (PFNGLRENDERBUFFERSTORAGEPROC)load("glRenderbufferStorage");
        glad_glSampleCoverage = (PFNGLSAMPLECOVERAGEPROC)load("glSampleCoverage");
        glad_glScissor = (PFNGLSCISSORPROC)load("glScissor");
        glad_glShaderBinary = (PFNGLSHADERBINARYPROC)load("glShaderBinary");
        glad_glShaderSource = (PFNGLSHADERSOURCEPROC)load("glShaderSource");
        glad_glStencilFunc = (PFNGLSTENCILFUNCPROC)load("glStencilFunc");
        glad_glStencilFuncSeparate = (PFNGLSTENCILFUNCSEPARATEPROC)load("glStencilFuncSeparate");
        glad_glStencilMask = (PFNGLSTENCILMASKPROC)load("glStencilMask");
        glad_glStencilMaskSeparate = (PFNGLSTENCILMASKSEPARATEPROC)load("glStencilMaskSeparate");
        glad_glStencilOp = (PFNGLSTENCILOPPROC)load("glStencilOp");
        glad_glStencilOpSeparate = (PFNGLSTENCILOPSEPARATEPROC)load("glStencilOpSeparate");
        glad_glTexImage2D = (PFNGLTEXIMAGE2DPROC)load("glTexImage2D");
        glad_glTexParameterf = (PFNGLTEXPARAMETERFPROC)load("glTexParameterf");
        glad_glTexParameterfv = (PFNGLTEXPARAMETERFVPROC)load("glTexParameterfv");
        glad_glTexParameteri = (PFNGLTEXPARAMETERIPROC)load("glTexParameteri");
        glad_glTexParameteriv = (PFNGLTEXPARAMETERIVPROC)load("glTexParameteriv");
        glad_glTexSubImage2D = (PFNGLTEXSUBIMAGE2DPROC)load("glTexSubImage2D");
        glad_glUniform1f = (PFNGLUNIFORM1FPROC)load("glUniform1f");
        glad_glUniform1fv = (PFNGLUNIFORM1FVPROC)load("glUniform1fv");
        glad_glUniform1i = (PFNGLUNIFORM1IPROC)load("glUniform1i");
        glad_glUniform1iv = (PFNGLUNIFORM1IVPROC)load("glUniform1iv");
        glad_glUniform2f = (PFNGLUNIFORM2FPROC)load("glUniform2f");
        glad_glUniform2fv = (PFNGLUNIFORM2FVPROC)load("glUniform2fv");
        glad_glUniform2i = (PFNGLUNIFORM2IPROC)load("glUniform2i");
        glad_glUniform2iv = (PFNGLUNIFORM2IVPROC)load("glUniform2iv");
        glad_glUniform3f = (PFNGLUNIFORM3FPROC)load("glUniform3f");
        glad_glUniform3fv = (PFNGLUNIFORM3FVPROC)load("glUniform3fv");
        glad_glUniform3i = (PFNGLUNIFORM3IPROC)load("glUniform3i");
        glad_glUniform3iv = (PFNGLUNIFORM3IVPROC)load("glUniform3iv");
        glad_glUniform4f = (PFNGLUNIFORM4FPROC)load("glUniform4f");
        glad_glUniform4fv = (PFNGLUNIFORM4FVPROC)load("glUniform4fv");
        glad_glUniform4i = (PFNGLUNIFORM4IPROC)load("glUniform4i");
        glad_glUniform4iv = (PFNGLUNIFORM4IVPROC)load("glUniform4iv");
        glad_glUniformMatrix2fv = (PFNGLUNIFORMMATRIX2FVPROC)load("glUniformMatrix2fv");
        glad_glUniformMatrix3fv = (PFNGLUNIFORMMATRIX3FVPROC)load("glUniformMatrix3fv");
        glad_glUniformMatrix4fv = (PFNGLUNIFORMMATRIX4FVPROC)load("glUniformMatrix4fv");
        glad_glUseProgram = (PFNGLUSEPROGRAMPROC)load("glUseProgram");
        glad_glValidateProgram = (PFNGLVALIDATEPROGRAMPROC)load("glValidateProgram");
        glad_glVertexAttrib1f = (PFNGLVERTEXATTRIB1FPROC)load("glVertexAttrib1f");
        glad_glVertexAttrib1fv = (PFNGLVERTEXATTRIB1FVPROC)load("glVertexAttrib1fv");
        glad_glVertexAttrib2f = (PFNGLVERTEXATTRIB2FPROC)load("glVertexAttrib2f");
        glad_glVertexAttrib2fv = (PFNGLVERTEXATTRIB2FVPROC)load("glVertexAttrib2fv");
        glad_glVertexAttrib3f = (PFNGLVERTEXATTRIB3FPROC)load("glVertexAttrib3f");
        glad_glVertexAttrib3fv = (PFNGLVERTEXATTRIB3FVPROC)load("glVertexAttrib3fv");
        glad_glVertexAttrib4f = (PFNGLVERTEXATTRIB4FPROC)load("glVertexAttrib4f");
        glad_glVertexAttrib4fv = (PFNGLVERTEXATTRIB4FVPROC)load("glVertexAttrib4fv");
        glad_glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERPROC)load("glVertexAttribPointer");
        glad_glViewport = (PFNGLVIEWPORTPROC)load("glViewport");
}
static int find_extensionsGLES2(void) {
        if (!get_exts()) return 0;
        GLAD_GL_EXT_texture_compression_s3tc = has_ext("GL_EXT_texture_compression_s3tc");
        GLAD_GL_EXT_texture_filter_anisotropic = has_ext("GL_EXT_texture_filter_anisotropic");
        free_exts();
        return 1;
}

static void find_coreGLES2(void) {

    /* Thank you @elmindreda
     * https://github.com/elmindreda/greg/blob/master/templates/greg.c.in#L176
     * https://github.com/glfw/glfw/blob/master/src/context.c#L36
     */

    int i, major, minor;

    const char* version;
    const char* prefixes[] = {
        "OpenGL ES-CM ",
        "OpenGL ES-CL ",
        "OpenGL ES ",
        NULL
    };

    version = (const char*) glGetString(GL_VERSION);
    if (!version) return;

    for (i = 0;  prefixes[i];  i++) {
        const size_t length = strlen(prefixes[i]);
        if (strncmp(version, prefixes[i], length) == 0) {
            version += length;
            break;
        }
    }

/* PR #18 */
#ifdef _MSC_VER
    sscanf_s(version, "%d.%d", &major, &minor);
#else
    sscanf(version, "%d.%d", &major, &minor);
#endif

    GLVersion.major = major; GLVersion.minor = minor;
    max_loaded_major = major; max_loaded_minor = minor;
        GLAD_GL_ES_VERSION_2_0 = (major == 2 && minor >= 0) || major > 2;
        if (GLVersion.major > 2 || (GLVersion.major >= 2 && GLVersion.minor >= 0)) {
                max_loaded_major = 2;
                max_loaded_minor = 0;
        }
}

int gladLoadGLES2Loader(GLADloadproc load) {
        GLVersion.major = 0; GLVersion.minor = 0;
        glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
        if(glGetString == NULL) return 0;
        if(glGetString(GL_VERSION) == NULL) return 0;
        find_coreGLES2();
        load_GL_ES_VERSION_2_0(load);

        if (!find_extensionsGLES2()) return 0;
        return GLVersion.major != 0 || GLVersion.minor != 0;
}

static void load_GL_VERSION_ES_CM_1_0(GLADloadproc load) {
        if(!GLAD_GL_VERSION_ES_CM_1_0) return;
        glad_glAlphaFunc = (PFNGLALPHAFUNCPROC)load("glAlphaFunc");
        glad_glClearColor = (PFNGLCLEARCOLORPROC)load("glClearColor");
        glad_glClearDepthf = (PFNGLCLEARDEPTHFPROC)load("glClearDepthf");
        glad_glClipPlanef = (PFNGLCLIPPLANEFPROC)load("glClipPlanef");
        glad_glColor4f = (PFNGLCOLOR4FPROC)load("glColor4f");
        glad_glDepthRangef = (PFNGLDEPTHRANGEFPROC)load("glDepthRangef");
        glad_glFogf = (PFNGLFOGFPROC)load("glFogf");
        glad_glFogfv = (PFNGLFOGFVPROC)load("glFogfv");
        glad_glFrustumf = (PFNGLFRUSTUMFPROC)load("glFrustumf");
        glad_glGetClipPlanef = (PFNGLGETCLIPPLANEFPROC)load("glGetClipPlanef");
        glad_glGetFloatv = (PFNGLGETFLOATVPROC)load("glGetFloatv");
        glad_glGetLightfv = (PFNGLGETLIGHTFVPROC)load("glGetLightfv");
        glad_glGetMaterialfv = (PFNGLGETMATERIALFVPROC)load("glGetMaterialfv");
        glad_glGetTexEnvfv = (PFNGLGETTEXENVFVPROC)load("glGetTexEnvfv");
        glad_glGetTexParameterfv = (PFNGLGETTEXPARAMETERFVPROC)load("glGetTexParameterfv");
        glad_glLightModelf = (PFNGLLIGHTMODELFPROC)load("glLightModelf");
        glad_glLightModelfv = (PFNGLLIGHTMODELFVPROC)load("glLightModelfv");
        glad_glLightf = (PFNGLLIGHTFPROC)load("glLightf");
        glad_glLightfv = (PFNGLLIGHTFVPROC)load("glLightfv");
        glad_glLineWidth = (PFNGLLINEWIDTHPROC)load("glLineWidth");
        glad_glLoadMatrixf = (PFNGLLOADMATRIXFPROC)load("glLoadMatrixf");
        glad_glMaterialf = (PFNGLMATERIALFPROC)load("glMaterialf");
        glad_glMaterialfv = (PFNGLMATERIALFVPROC)load("glMaterialfv");
        glad_glMultMatrixf = (PFNGLMULTMATRIXFPROC)load("glMultMatrixf");
        glad_glMultiTexCoord4f = (PFNGLMULTITEXCOORD4FPROC)load("glMultiTexCoord4f");
        glad_glNormal3f = (PFNGLNORMAL3FPROC)load("glNormal3f");
        glad_glOrthof = (PFNGLORTHOFPROC)load("glOrthof");
        glad_glPointParameterf = (PFNGLPOINTPARAMETERFPROC)load("glPointParameterf");
        glad_glPointParameterfv = (PFNGLPOINTPARAMETERFVPROC)load("glPointParameterfv");
        glad_glPointSize = (PFNGLPOINTSIZEPROC)load("glPointSize");
        glad_glPolygonOffset = (PFNGLPOLYGONOFFSETPROC)load("glPolygonOffset");
        glad_glRotatef = (PFNGLROTATEFPROC)load("glRotatef");
        glad_glScalef = (PFNGLSCALEFPROC)load("glScalef");
        glad_glTexEnvf = (PFNGLTEXENVFPROC)load("glTexEnvf");
        glad_glTexEnvfv = (PFNGLTEXENVFVPROC)load("glTexEnvfv");
        glad_glTexParameterf = (PFNGLTEXPARAMETERFPROC)load("glTexParameterf");
        glad_glTexParameterfv = (PFNGLTEXPARAMETERFVPROC)load("glTexParameterfv");
        glad_glTranslatef = (PFNGLTRANSLATEFPROC)load("glTranslatef");
        glad_glActiveTexture = (PFNGLACTIVETEXTUREPROC)load("glActiveTexture");
        glad_glAlphaFuncx = (PFNGLALPHAFUNCXPROC)load("glAlphaFuncx");
        glad_glBindBuffer = (PFNGLBINDBUFFERPROC)load("glBindBuffer");
        glad_glBindTexture = (PFNGLBINDTEXTUREPROC)load("glBindTexture");
        glad_glBlendFunc = (PFNGLBLENDFUNCPROC)load("glBlendFunc");
        glad_glBufferData = (PFNGLBUFFERDATAPROC)load("glBufferData");
        glad_glBufferSubData = (PFNGLBUFFERSUBDATAPROC)load("glBufferSubData");
        glad_glClear = (PFNGLCLEARPROC)load("glClear");
        glad_glClearColorx = (PFNGLCLEARCOLORXPROC)load("glClearColorx");
        glad_glClearDepthx = (PFNGLCLEARDEPTHXPROC)load("glClearDepthx");
        glad_glClearStencil = (PFNGLCLEARSTENCILPROC)load("glClearStencil");
        glad_glClientActiveTexture = (PFNGLCLIENTACTIVETEXTUREPROC)load("glClientActiveTexture");
        glad_glClipPlanex = (PFNGLCLIPPLANEXPROC)load("glClipPlanex");
        glad_glColor4ub = (PFNGLCOLOR4UBPROC)load("glColor4ub");
        glad_glColor4x = (PFNGLCOLOR4XPROC)load("glColor4x");
        glad_glColorMask = (PFNGLCOLORMASKPROC)load("glColorMask");
        glad_glColorPointer = (PFNGLCOLORPOINTERPROC)load("glColorPointer");
        glad_glCompressedTexImage2D = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)load("glCompressedTexImage2D");
        glad_glCompressedTexSubImage2D = (PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC)load("glCompressedTexSubImage2D");
        glad_glCopyTexImage2D = (PFNGLCOPYTEXIMAGE2DPROC)load("glCopyTexImage2D");
        glad_glCopyTexSubImage2D = (PFNGLCOPYTEXSUBIMAGE2DPROC)load("glCopyTexSubImage2D");
        glad_glCullFace = (PFNGLCULLFACEPROC)load("glCullFace");
        glad_glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)load("glDeleteBuffers");
        glad_glDeleteTextures = (PFNGLDELETETEXTURESPROC)load("glDeleteTextures");
        glad_glDepthFunc = (PFNGLDEPTHFUNCPROC)load("glDepthFunc");
        glad_glDepthMask = (PFNGLDEPTHMASKPROC)load("glDepthMask");
        glad_glDepthRangex = (PFNGLDEPTHRANGEXPROC)load("glDepthRangex");
        glad_glDisable = (PFNGLDISABLEPROC)load("glDisable");
        glad_glDisableClientState = (PFNGLDISABLECLIENTSTATEPROC)load("glDisableClientState");
        glad_glDrawArrays = (PFNGLDRAWARRAYSPROC)load("glDrawArrays");
        glad_glDrawElements = (PFNGLDRAWELEMENTSPROC)load("glDrawElements");
        glad_glEnable = (PFNGLENABLEPROC)load("glEnable");
        glad_glEnableClientState = (PFNGLENABLECLIENTSTATEPROC)load("glEnableClientState");
        glad_glFinish = (PFNGLFINISHPROC)load("glFinish");
        glad_glFlush = (PFNGLFLUSHPROC)load("glFlush");
        glad_glFogx = (PFNGLFOGXPROC)load("glFogx");
        glad_glFogxv = (PFNGLFOGXVPROC)load("glFogxv");
        glad_glFrontFace = (PFNGLFRONTFACEPROC)load("glFrontFace");
        glad_glFrustumx = (PFNGLFRUSTUMXPROC)load("glFrustumx");
        glad_glGetBooleanv = (PFNGLGETBOOLEANVPROC)load("glGetBooleanv");
        glad_glGetBufferParameteriv = (PFNGLGETBUFFERPARAMETERIVPROC)load("glGetBufferParameteriv");
        glad_glGetClipPlanex = (PFNGLGETCLIPPLANEXPROC)load("glGetClipPlanex");
        glad_glGenBuffers = (PFNGLGENBUFFERSPROC)load("glGenBuffers");
        glad_glGenTextures = (PFNGLGENTEXTURESPROC)load("glGenTextures");
        glad_glGetError = (PFNGLGETERRORPROC)load("glGetError");
        glad_glGetFixedv = (PFNGLGETFIXEDVPROC)load("glGetFixedv");
        glad_glGetIntegerv = (PFNGLGETINTEGERVPROC)load("glGetIntegerv");
        glad_glGetLightxv = (PFNGLGETLIGHTXVPROC)load("glGetLightxv");
        glad_glGetMaterialxv = (PFNGLGETMATERIALXVPROC)load("glGetMaterialxv");
        glad_glGetPointerv = (PFNGLGETPOINTERVPROC)load("glGetPointerv");
        glad_glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
        glad_glGetTexEnviv = (PFNGLGETTEXENVIVPROC)load("glGetTexEnviv");
        glad_glGetTexEnvxv = (PFNGLGETTEXENVXVPROC)load("glGetTexEnvxv");
        glad_glGetTexParameteriv = (PFNGLGETTEXPARAMETERIVPROC)load("glGetTexParameteriv");
        glad_glGetTexParameterxv = (PFNGLGETTEXPARAMETERXVPROC)load("glGetTexParameterxv");
        glad_glHint = (PFNGLHINTPROC)load("glHint");
        glad_glIsBuffer = (PFNGLISBUFFERPROC)load("glIsBuffer");
        glad_glIsEnabled = (PFNGLISENABLEDPROC)load("glIsEnabled");
        glad_glIsTexture = (PFNGLISTEXTUREPROC)load("glIsTexture");
        glad_glLightModelx = (PFNGLLIGHTMODELXPROC)load("glLightModelx");
        glad_glLightModelxv = (PFNGLLIGHTMODELXVPROC)load("glLightModelxv");
        glad_glLightx = (PFNGLLIGHTXPROC)load("glLightx");
        glad_glLightxv = (PFNGLLIGHTXVPROC)load("glLightxv");
        glad_glLineWidthx = (PFNGLLINEWIDTHXPROC)load("glLineWidthx");
        glad_glLoadIdentity = (PFNGLLOADIDENTITYPROC)load("glLoadIdentity");
        glad_glLoadMatrixx = (PFNGLLOADMATRIXXPROC)load("glLoadMatrixx");
        glad_glLogicOp = (PFNGLLOGICOPPROC)load("glLogicOp");
        glad_glMaterialx = (PFNGLMATERIALXPROC)load("glMaterialx");
        glad_glMaterialxv = (PFNGLMATERIALXVPROC)load("glMaterialxv");
        glad_glMatrixMode = (PFNGLMATRIXMODEPROC)load("glMatrixMode");
        glad_glMultMatrixx = (PFNGLMULTMATRIXXPROC)load("glMultMatrixx");
        glad_glMultiTexCoord4x = (PFNGLMULTITEXCOORD4XPROC)load("glMultiTexCoord4x");
        glad_glNormal3x = (PFNGLNORMAL3XPROC)load("glNormal3x");
        glad_glNormalPointer = (PFNGLNORMALPOINTERPROC)load("glNormalPointer");
        glad_glOrthox = (PFNGLORTHOXPROC)load("glOrthox");
        glad_glPixelStorei = (PFNGLPIXELSTOREIPROC)load("glPixelStorei");
        glad_glPointParameterx = (PFNGLPOINTPARAMETERXPROC)load("glPointParameterx");
        glad_glPointParameterxv = (PFNGLPOINTPARAMETERXVPROC)load("glPointParameterxv");
        glad_glPointSizex = (PFNGLPOINTSIZEXPROC)load("glPointSizex");
        glad_glPolygonOffsetx = (PFNGLPOLYGONOFFSETXPROC)load("glPolygonOffsetx");
        glad_glPopMatrix = (PFNGLPOPMATRIXPROC)load("glPopMatrix");
        glad_glPushMatrix = (PFNGLPUSHMATRIXPROC)load("glPushMatrix");
        glad_glReadPixels = (PFNGLREADPIXELSPROC)load("glReadPixels");
        glad_glRotatex = (PFNGLROTATEXPROC)load("glRotatex");
        glad_glSampleCoverage = (PFNGLSAMPLECOVERAGEPROC)load("glSampleCoverage");
        glad_glSampleCoveragex = (PFNGLSAMPLECOVERAGEXPROC)load("glSampleCoveragex");
        glad_glScalex = (PFNGLSCALEXPROC)load("glScalex");
        glad_glScissor = (PFNGLSCISSORPROC)load("glScissor");
        glad_glShadeModel = (PFNGLSHADEMODELPROC)load("glShadeModel");
        glad_glStencilFunc = (PFNGLSTENCILFUNCPROC)load("glStencilFunc");
        glad_glStencilMask = (PFNGLSTENCILMASKPROC)load("glStencilMask");
        glad_glStencilOp = (PFNGLSTENCILOPPROC)load("glStencilOp");
        glad_glTexCoordPointer = (PFNGLTEXCOORDPOINTERPROC)load("glTexCoordPointer");
        glad_glTexEnvi = (PFNGLTEXENVIPROC)load("glTexEnvi");
        glad_glTexEnvx = (PFNGLTEXENVXPROC)load("glTexEnvx");
        glad_glTexEnviv = (PFNGLTEXENVIVPROC)load("glTexEnviv");
        glad_glTexEnvxv = (PFNGLTEXENVXVPROC)load("glTexEnvxv");
        glad_glTexImage2D = (PFNGLTEXIMAGE2DPROC)load("glTexImage2D");
        glad_glTexParameteri = (PFNGLTEXPARAMETERIPROC)load("glTexParameteri");
        glad_glTexParameterx = (PFNGLTEXPARAMETERXPROC)load("glTexParameterx");
        glad_glTexParameteriv = (PFNGLTEXPARAMETERIVPROC)load("glTexParameteriv");
        glad_glTexParameterxv = (PFNGLTEXPARAMETERXVPROC)load("glTexParameterxv");
        glad_glTexSubImage2D = (PFNGLTEXSUBIMAGE2DPROC)load("glTexSubImage2D");
        glad_glTranslatex = (PFNGLTRANSLATEXPROC)load("glTranslatex");
        glad_glVertexPointer = (PFNGLVERTEXPOINTERPROC)load("glVertexPointer");
        glad_glViewport = (PFNGLVIEWPORTPROC)load("glViewport");
}
static int find_extensionsGLES1(void) {
        if (!get_exts()) return 0;
        GLAD_GL_EXT_texture_filter_anisotropic = has_ext("GL_EXT_texture_filter_anisotropic");
        free_exts();
        return 1;
}

static void find_coreGLES1(void) {

    /* Thank you @elmindreda
     * https://github.com/elmindreda/greg/blob/master/templates/greg.c.in#L176
     * https://github.com/glfw/glfw/blob/master/src/context.c#L36
     */

    int i, major, minor;

    const char* version;
    const char* prefixes[] = {
        "OpenGL ES-CM ",
        "OpenGL ES-CL ",
        "OpenGL ES ",
        NULL
    };

    version = (const char*) glGetString(GL_VERSION);
    if (!version) return;

    for (i = 0;  prefixes[i];  i++) {
        const size_t length = strlen(prefixes[i]);
        if (strncmp(version, prefixes[i], length) == 0) {
            version += length;
            break;
        }
    }

/* PR #18 */
#ifdef _MSC_VER
    sscanf_s(version, "%d.%d", &major, &minor);
#else
    sscanf(version, "%d.%d", &major, &minor);
#endif

    GLVersion.major = major; GLVersion.minor = minor;
    max_loaded_major = major; max_loaded_minor = minor;
        GLAD_GL_VERSION_ES_CM_1_0 = (major == 1 && minor >= 0) || major > 1;
        if (GLVersion.major > 1 || (GLVersion.major >= 1 && GLVersion.minor >= 0)) {
                max_loaded_major = 1;
                max_loaded_minor = 0;
        }
}

int gladLoadGLES1Loader(GLADloadproc load) {
        GLVersion.major = 0; GLVersion.minor = 0;
        glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
        if(glGetString == NULL) return 0;
        if(glGetString(GL_VERSION) == NULL) return 0;
        find_coreGLES1();
        load_GL_VERSION_ES_CM_1_0(load);

        if (!find_extensionsGLES1()) return 0;
        return GLVersion.major != 0 || GLVersion.minor != 0;
}