476 lines
22 KiB
C
476 lines
22 KiB
C
/*
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OpenGL ES loader generated by glad 0.1.31 on Fri Jul 19 04:06:08 2019.
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Language/Generator: C/C++
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Specification: gl
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APIs: gles2=2.0
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Profile: core
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Extensions:
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Loader: False
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Local files: False
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Omit khrplatform: False
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Reproducible: False
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Commandline:
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--profile="core" --api="gles2=2.0" --generator="c" --spec="gl" --no-loader --extensions=""
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Online:
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https://glad.dav1d.de/#profile=core&language=c&specification=gl&api=gles2%3D2.0
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <glad/glad.h>
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struct gladGLversionStruct GLVersion = { 0, 0 };
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#if defined(GL_ES_VERSION_3_0) || defined(GL_VERSION_3_0)
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#define _GLAD_IS_SOME_NEW_VERSION 1
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#endif
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static int max_loaded_major;
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static int max_loaded_minor;
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static const char *exts = NULL;
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static int num_exts_i = 0;
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static char **exts_i = NULL;
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static int get_exts(void) {
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#ifdef _GLAD_IS_SOME_NEW_VERSION
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if(max_loaded_major < 3) {
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#endif
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exts = (const char *)glGetString(GL_EXTENSIONS);
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#ifdef _GLAD_IS_SOME_NEW_VERSION
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} else {
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unsigned int index;
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num_exts_i = 0;
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glGetIntegerv(GL_NUM_EXTENSIONS, &num_exts_i);
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if (num_exts_i > 0) {
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exts_i = (char **)malloc((size_t)num_exts_i * (sizeof *exts_i));
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}
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if (exts_i == NULL) {
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return 0;
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}
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for(index = 0; index < (unsigned)num_exts_i; index++) {
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const char *gl_str_tmp = (const char*)glGetStringi(GL_EXTENSIONS, index);
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size_t len = strlen(gl_str_tmp);
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char *local_str = (char*)malloc((len+1) * sizeof(char));
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if(local_str != NULL) {
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memcpy(local_str, gl_str_tmp, (len+1) * sizeof(char));
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}
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exts_i[index] = local_str;
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}
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}
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#endif
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return 1;
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}
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static void free_exts(void) {
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if (exts_i != NULL) {
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int index;
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for(index = 0; index < num_exts_i; index++) {
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free((char *)exts_i[index]);
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}
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free((void *)exts_i);
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exts_i = NULL;
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}
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}
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static int has_ext(const char *ext) {
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#ifdef _GLAD_IS_SOME_NEW_VERSION
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if(max_loaded_major < 3) {
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#endif
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const char *extensions;
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const char *loc;
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const char *terminator;
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extensions = exts;
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if(extensions == NULL || ext == NULL) {
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return 0;
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}
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while(1) {
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loc = strstr(extensions, ext);
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if(loc == NULL) {
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return 0;
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}
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terminator = loc + strlen(ext);
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if((loc == extensions || *(loc - 1) == ' ') &&
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(*terminator == ' ' || *terminator == '\0')) {
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return 1;
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}
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extensions = terminator;
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}
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#ifdef _GLAD_IS_SOME_NEW_VERSION
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} else {
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int index;
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if(exts_i == NULL) return 0;
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for(index = 0; index < num_exts_i; index++) {
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const char *e = exts_i[index];
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if(exts_i[index] != NULL && strcmp(e, ext) == 0) {
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return 1;
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}
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}
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}
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#endif
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return 0;
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}
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int GLAD_GL_ES_VERSION_2_0 = 0;
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PFNGLACTIVETEXTUREPROC glad_glActiveTexture = NULL;
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PFNGLATTACHSHADERPROC glad_glAttachShader = NULL;
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PFNGLBINDATTRIBLOCATIONPROC glad_glBindAttribLocation = NULL;
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PFNGLBINDBUFFERPROC glad_glBindBuffer = NULL;
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PFNGLBINDFRAMEBUFFERPROC glad_glBindFramebuffer = NULL;
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PFNGLBINDRENDERBUFFERPROC glad_glBindRenderbuffer = NULL;
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PFNGLBINDTEXTUREPROC glad_glBindTexture = NULL;
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PFNGLBLENDCOLORPROC glad_glBlendColor = NULL;
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PFNGLBLENDEQUATIONPROC glad_glBlendEquation = NULL;
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PFNGLBLENDEQUATIONSEPARATEPROC glad_glBlendEquationSeparate = NULL;
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PFNGLBLENDFUNCPROC glad_glBlendFunc = NULL;
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PFNGLBLENDFUNCSEPARATEPROC glad_glBlendFuncSeparate = NULL;
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PFNGLBUFFERDATAPROC glad_glBufferData = NULL;
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PFNGLBUFFERSUBDATAPROC glad_glBufferSubData = NULL;
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PFNGLCHECKFRAMEBUFFERSTATUSPROC glad_glCheckFramebufferStatus = NULL;
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PFNGLCLEARPROC glad_glClear = NULL;
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PFNGLCLEARCOLORPROC glad_glClearColor = NULL;
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PFNGLCLEARDEPTHFPROC glad_glClearDepthf = NULL;
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PFNGLCLEARSTENCILPROC glad_glClearStencil = NULL;
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PFNGLCOLORMASKPROC glad_glColorMask = NULL;
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PFNGLCOMPILESHADERPROC glad_glCompileShader = NULL;
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PFNGLCOMPRESSEDTEXIMAGE2DPROC glad_glCompressedTexImage2D = NULL;
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PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC glad_glCompressedTexSubImage2D = NULL;
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PFNGLCOPYTEXIMAGE2DPROC glad_glCopyTexImage2D = NULL;
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PFNGLCOPYTEXSUBIMAGE2DPROC glad_glCopyTexSubImage2D = NULL;
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PFNGLCREATEPROGRAMPROC glad_glCreateProgram = NULL;
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PFNGLCREATESHADERPROC glad_glCreateShader = NULL;
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PFNGLCULLFACEPROC glad_glCullFace = NULL;
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PFNGLDELETEBUFFERSPROC glad_glDeleteBuffers = NULL;
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PFNGLDELETEFRAMEBUFFERSPROC glad_glDeleteFramebuffers = NULL;
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PFNGLDELETEPROGRAMPROC glad_glDeleteProgram = NULL;
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PFNGLDELETERENDERBUFFERSPROC glad_glDeleteRenderbuffers = NULL;
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PFNGLDELETESHADERPROC glad_glDeleteShader = NULL;
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PFNGLDELETETEXTURESPROC glad_glDeleteTextures = NULL;
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PFNGLDEPTHFUNCPROC glad_glDepthFunc = NULL;
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PFNGLDEPTHMASKPROC glad_glDepthMask = NULL;
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PFNGLDEPTHRANGEFPROC glad_glDepthRangef = NULL;
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PFNGLDETACHSHADERPROC glad_glDetachShader = NULL;
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PFNGLDISABLEPROC glad_glDisable = NULL;
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PFNGLDISABLEVERTEXATTRIBARRAYPROC glad_glDisableVertexAttribArray = NULL;
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PFNGLDRAWARRAYSPROC glad_glDrawArrays = NULL;
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PFNGLDRAWELEMENTSPROC glad_glDrawElements = NULL;
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PFNGLENABLEPROC glad_glEnable = NULL;
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PFNGLENABLEVERTEXATTRIBARRAYPROC glad_glEnableVertexAttribArray = NULL;
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PFNGLFINISHPROC glad_glFinish = NULL;
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PFNGLFLUSHPROC glad_glFlush = NULL;
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PFNGLFRAMEBUFFERRENDERBUFFERPROC glad_glFramebufferRenderbuffer = NULL;
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PFNGLFRAMEBUFFERTEXTURE2DPROC glad_glFramebufferTexture2D = NULL;
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PFNGLFRONTFACEPROC glad_glFrontFace = NULL;
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PFNGLGENBUFFERSPROC glad_glGenBuffers = NULL;
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PFNGLGENFRAMEBUFFERSPROC glad_glGenFramebuffers = NULL;
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PFNGLGENRENDERBUFFERSPROC glad_glGenRenderbuffers = NULL;
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PFNGLGENTEXTURESPROC glad_glGenTextures = NULL;
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PFNGLGENERATEMIPMAPPROC glad_glGenerateMipmap = NULL;
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PFNGLGETACTIVEATTRIBPROC glad_glGetActiveAttrib = NULL;
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PFNGLGETACTIVEUNIFORMPROC glad_glGetActiveUniform = NULL;
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PFNGLGETATTACHEDSHADERSPROC glad_glGetAttachedShaders = NULL;
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PFNGLGETATTRIBLOCATIONPROC glad_glGetAttribLocation = NULL;
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PFNGLGETBOOLEANVPROC glad_glGetBooleanv = NULL;
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PFNGLGETBUFFERPARAMETERIVPROC glad_glGetBufferParameteriv = NULL;
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PFNGLGETERRORPROC glad_glGetError = NULL;
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PFNGLGETFLOATVPROC glad_glGetFloatv = NULL;
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PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC glad_glGetFramebufferAttachmentParameteriv = NULL;
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PFNGLGETINTEGERVPROC glad_glGetIntegerv = NULL;
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PFNGLGETPROGRAMINFOLOGPROC glad_glGetProgramInfoLog = NULL;
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PFNGLGETPROGRAMIVPROC glad_glGetProgramiv = NULL;
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PFNGLGETRENDERBUFFERPARAMETERIVPROC glad_glGetRenderbufferParameteriv = NULL;
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PFNGLGETSHADERINFOLOGPROC glad_glGetShaderInfoLog = NULL;
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PFNGLGETSHADERPRECISIONFORMATPROC glad_glGetShaderPrecisionFormat = NULL;
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PFNGLGETSHADERSOURCEPROC glad_glGetShaderSource = NULL;
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PFNGLGETSHADERIVPROC glad_glGetShaderiv = NULL;
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PFNGLGETSTRINGPROC glad_glGetString = NULL;
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PFNGLGETTEXPARAMETERFVPROC glad_glGetTexParameterfv = NULL;
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PFNGLGETTEXPARAMETERIVPROC glad_glGetTexParameteriv = NULL;
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PFNGLGETUNIFORMLOCATIONPROC glad_glGetUniformLocation = NULL;
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PFNGLGETUNIFORMFVPROC glad_glGetUniformfv = NULL;
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PFNGLGETUNIFORMIVPROC glad_glGetUniformiv = NULL;
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PFNGLGETVERTEXATTRIBPOINTERVPROC glad_glGetVertexAttribPointerv = NULL;
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PFNGLGETVERTEXATTRIBFVPROC glad_glGetVertexAttribfv = NULL;
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PFNGLGETVERTEXATTRIBIVPROC glad_glGetVertexAttribiv = NULL;
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PFNGLHINTPROC glad_glHint = NULL;
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PFNGLISBUFFERPROC glad_glIsBuffer = NULL;
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PFNGLISENABLEDPROC glad_glIsEnabled = NULL;
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PFNGLISFRAMEBUFFERPROC glad_glIsFramebuffer = NULL;
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PFNGLISPROGRAMPROC glad_glIsProgram = NULL;
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PFNGLISRENDERBUFFERPROC glad_glIsRenderbuffer = NULL;
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PFNGLISSHADERPROC glad_glIsShader = NULL;
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PFNGLISTEXTUREPROC glad_glIsTexture = NULL;
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PFNGLLINEWIDTHPROC glad_glLineWidth = NULL;
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PFNGLLINKPROGRAMPROC glad_glLinkProgram = NULL;
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PFNGLPIXELSTOREIPROC glad_glPixelStorei = NULL;
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PFNGLPOLYGONOFFSETPROC glad_glPolygonOffset = NULL;
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PFNGLREADPIXELSPROC glad_glReadPixels = NULL;
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PFNGLRELEASESHADERCOMPILERPROC glad_glReleaseShaderCompiler = NULL;
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PFNGLRENDERBUFFERSTORAGEPROC glad_glRenderbufferStorage = NULL;
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PFNGLSAMPLECOVERAGEPROC glad_glSampleCoverage = NULL;
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PFNGLSCISSORPROC glad_glScissor = NULL;
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PFNGLSHADERBINARYPROC glad_glShaderBinary = NULL;
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PFNGLSHADERSOURCEPROC glad_glShaderSource = NULL;
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PFNGLSTENCILFUNCPROC glad_glStencilFunc = NULL;
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PFNGLSTENCILFUNCSEPARATEPROC glad_glStencilFuncSeparate = NULL;
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PFNGLSTENCILMASKPROC glad_glStencilMask = NULL;
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PFNGLSTENCILMASKSEPARATEPROC glad_glStencilMaskSeparate = NULL;
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PFNGLSTENCILOPPROC glad_glStencilOp = NULL;
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PFNGLSTENCILOPSEPARATEPROC glad_glStencilOpSeparate = NULL;
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PFNGLTEXIMAGE2DPROC glad_glTexImage2D = NULL;
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PFNGLTEXPARAMETERFPROC glad_glTexParameterf = NULL;
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PFNGLTEXPARAMETERFVPROC glad_glTexParameterfv = NULL;
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PFNGLTEXPARAMETERIPROC glad_glTexParameteri = NULL;
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PFNGLTEXPARAMETERIVPROC glad_glTexParameteriv = NULL;
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PFNGLTEXSUBIMAGE2DPROC glad_glTexSubImage2D = NULL;
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PFNGLUNIFORM1FPROC glad_glUniform1f = NULL;
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PFNGLUNIFORM1FVPROC glad_glUniform1fv = NULL;
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PFNGLUNIFORM1IPROC glad_glUniform1i = NULL;
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PFNGLUNIFORM1IVPROC glad_glUniform1iv = NULL;
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PFNGLUNIFORM2FPROC glad_glUniform2f = NULL;
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PFNGLUNIFORM2FVPROC glad_glUniform2fv = NULL;
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PFNGLUNIFORM2IPROC glad_glUniform2i = NULL;
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PFNGLUNIFORM2IVPROC glad_glUniform2iv = NULL;
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PFNGLUNIFORM3FPROC glad_glUniform3f = NULL;
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PFNGLUNIFORM3FVPROC glad_glUniform3fv = NULL;
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PFNGLUNIFORM3IPROC glad_glUniform3i = NULL;
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PFNGLUNIFORM3IVPROC glad_glUniform3iv = NULL;
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PFNGLUNIFORM4FPROC glad_glUniform4f = NULL;
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PFNGLUNIFORM4FVPROC glad_glUniform4fv = NULL;
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PFNGLUNIFORM4IPROC glad_glUniform4i = NULL;
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PFNGLUNIFORM4IVPROC glad_glUniform4iv = NULL;
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PFNGLUNIFORMMATRIX2FVPROC glad_glUniformMatrix2fv = NULL;
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PFNGLUNIFORMMATRIX3FVPROC glad_glUniformMatrix3fv = NULL;
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PFNGLUNIFORMMATRIX4FVPROC glad_glUniformMatrix4fv = NULL;
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PFNGLUSEPROGRAMPROC glad_glUseProgram = NULL;
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PFNGLVALIDATEPROGRAMPROC glad_glValidateProgram = NULL;
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PFNGLVERTEXATTRIB1FPROC glad_glVertexAttrib1f = NULL;
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PFNGLVERTEXATTRIB1FVPROC glad_glVertexAttrib1fv = NULL;
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PFNGLVERTEXATTRIB2FPROC glad_glVertexAttrib2f = NULL;
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PFNGLVERTEXATTRIB2FVPROC glad_glVertexAttrib2fv = NULL;
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PFNGLVERTEXATTRIB3FPROC glad_glVertexAttrib3f = NULL;
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PFNGLVERTEXATTRIB3FVPROC glad_glVertexAttrib3fv = NULL;
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PFNGLVERTEXATTRIB4FPROC glad_glVertexAttrib4f = NULL;
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PFNGLVERTEXATTRIB4FVPROC glad_glVertexAttrib4fv = NULL;
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PFNGLVERTEXATTRIBPOINTERPROC glad_glVertexAttribPointer = NULL;
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PFNGLVIEWPORTPROC glad_glViewport = NULL;
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static void load_GL_ES_VERSION_2_0(GLADloadproc load) {
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if(!GLAD_GL_ES_VERSION_2_0) return;
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glad_glActiveTexture = (PFNGLACTIVETEXTUREPROC)load("glActiveTexture");
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glad_glAttachShader = (PFNGLATTACHSHADERPROC)load("glAttachShader");
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glad_glBindAttribLocation = (PFNGLBINDATTRIBLOCATIONPROC)load("glBindAttribLocation");
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glad_glBindBuffer = (PFNGLBINDBUFFERPROC)load("glBindBuffer");
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glad_glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC)load("glBindFramebuffer");
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glad_glBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC)load("glBindRenderbuffer");
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glad_glBindTexture = (PFNGLBINDTEXTUREPROC)load("glBindTexture");
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glad_glBlendColor = (PFNGLBLENDCOLORPROC)load("glBlendColor");
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glad_glBlendEquation = (PFNGLBLENDEQUATIONPROC)load("glBlendEquation");
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glad_glBlendEquationSeparate = (PFNGLBLENDEQUATIONSEPARATEPROC)load("glBlendEquationSeparate");
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glad_glBlendFunc = (PFNGLBLENDFUNCPROC)load("glBlendFunc");
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glad_glBlendFuncSeparate = (PFNGLBLENDFUNCSEPARATEPROC)load("glBlendFuncSeparate");
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glad_glBufferData = (PFNGLBUFFERDATAPROC)load("glBufferData");
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glad_glBufferSubData = (PFNGLBUFFERSUBDATAPROC)load("glBufferSubData");
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glad_glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC)load("glCheckFramebufferStatus");
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glad_glClear = (PFNGLCLEARPROC)load("glClear");
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glad_glClearColor = (PFNGLCLEARCOLORPROC)load("glClearColor");
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glad_glClearDepthf = (PFNGLCLEARDEPTHFPROC)load("glClearDepthf");
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glad_glClearStencil = (PFNGLCLEARSTENCILPROC)load("glClearStencil");
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glad_glColorMask = (PFNGLCOLORMASKPROC)load("glColorMask");
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glad_glCompileShader = (PFNGLCOMPILESHADERPROC)load("glCompileShader");
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glad_glCompressedTexImage2D = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)load("glCompressedTexImage2D");
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glad_glCompressedTexSubImage2D = (PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC)load("glCompressedTexSubImage2D");
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glad_glCopyTexImage2D = (PFNGLCOPYTEXIMAGE2DPROC)load("glCopyTexImage2D");
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glad_glCopyTexSubImage2D = (PFNGLCOPYTEXSUBIMAGE2DPROC)load("glCopyTexSubImage2D");
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glad_glCreateProgram = (PFNGLCREATEPROGRAMPROC)load("glCreateProgram");
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glad_glCreateShader = (PFNGLCREATESHADERPROC)load("glCreateShader");
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glad_glCullFace = (PFNGLCULLFACEPROC)load("glCullFace");
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glad_glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)load("glDeleteBuffers");
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glad_glDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC)load("glDeleteFramebuffers");
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glad_glDeleteProgram = (PFNGLDELETEPROGRAMPROC)load("glDeleteProgram");
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glad_glDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC)load("glDeleteRenderbuffers");
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glad_glDeleteShader = (PFNGLDELETESHADERPROC)load("glDeleteShader");
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glad_glDeleteTextures = (PFNGLDELETETEXTURESPROC)load("glDeleteTextures");
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glad_glDepthFunc = (PFNGLDEPTHFUNCPROC)load("glDepthFunc");
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glad_glDepthMask = (PFNGLDEPTHMASKPROC)load("glDepthMask");
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glad_glDepthRangef = (PFNGLDEPTHRANGEFPROC)load("glDepthRangef");
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glad_glDetachShader = (PFNGLDETACHSHADERPROC)load("glDetachShader");
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glad_glDisable = (PFNGLDISABLEPROC)load("glDisable");
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glad_glDisableVertexAttribArray = (PFNGLDISABLEVERTEXATTRIBARRAYPROC)load("glDisableVertexAttribArray");
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glad_glDrawArrays = (PFNGLDRAWARRAYSPROC)load("glDrawArrays");
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glad_glDrawElements = (PFNGLDRAWELEMENTSPROC)load("glDrawElements");
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glad_glEnable = (PFNGLENABLEPROC)load("glEnable");
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glad_glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)load("glEnableVertexAttribArray");
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glad_glFinish = (PFNGLFINISHPROC)load("glFinish");
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glad_glFlush = (PFNGLFLUSHPROC)load("glFlush");
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glad_glFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC)load("glFramebufferRenderbuffer");
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glad_glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC)load("glFramebufferTexture2D");
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glad_glFrontFace = (PFNGLFRONTFACEPROC)load("glFrontFace");
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glad_glGenBuffers = (PFNGLGENBUFFERSPROC)load("glGenBuffers");
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glad_glGenerateMipmap = (PFNGLGENERATEMIPMAPPROC)load("glGenerateMipmap");
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glad_glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC)load("glGenFramebuffers");
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glad_glGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC)load("glGenRenderbuffers");
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glad_glGenTextures = (PFNGLGENTEXTURESPROC)load("glGenTextures");
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glad_glGetActiveAttrib = (PFNGLGETACTIVEATTRIBPROC)load("glGetActiveAttrib");
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glad_glGetActiveUniform = (PFNGLGETACTIVEUNIFORMPROC)load("glGetActiveUniform");
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glad_glGetAttachedShaders = (PFNGLGETATTACHEDSHADERSPROC)load("glGetAttachedShaders");
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glad_glGetAttribLocation = (PFNGLGETATTRIBLOCATIONPROC)load("glGetAttribLocation");
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glad_glGetBooleanv = (PFNGLGETBOOLEANVPROC)load("glGetBooleanv");
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glad_glGetBufferParameteriv = (PFNGLGETBUFFERPARAMETERIVPROC)load("glGetBufferParameteriv");
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glad_glGetError = (PFNGLGETERRORPROC)load("glGetError");
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glad_glGetFloatv = (PFNGLGETFLOATVPROC)load("glGetFloatv");
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glad_glGetFramebufferAttachmentParameteriv = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC)load("glGetFramebufferAttachmentParameteriv");
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glad_glGetIntegerv = (PFNGLGETINTEGERVPROC)load("glGetIntegerv");
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glad_glGetProgramiv = (PFNGLGETPROGRAMIVPROC)load("glGetProgramiv");
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glad_glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)load("glGetProgramInfoLog");
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glad_glGetRenderbufferParameteriv = (PFNGLGETRENDERBUFFERPARAMETERIVPROC)load("glGetRenderbufferParameteriv");
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glad_glGetShaderiv = (PFNGLGETSHADERIVPROC)load("glGetShaderiv");
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glad_glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)load("glGetShaderInfoLog");
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glad_glGetShaderPrecisionFormat = (PFNGLGETSHADERPRECISIONFORMATPROC)load("glGetShaderPrecisionFormat");
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glad_glGetShaderSource = (PFNGLGETSHADERSOURCEPROC)load("glGetShaderSource");
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glad_glGetString = (PFNGLGETSTRINGPROC)load("glGetString");
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|
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;
|
|
(void)&has_ext;
|
|
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;
|
|
}
|
|
|