OpenGL3.3_CubeMap_SkyBox.rar

/* OpenGL loader generated by glad 0.1.14a0 on Fri Jul 14 10:01:16 2017. Language/Generator: C/C++ Specification: gl APIs: gl=3.3 Profile: core Extensions: Loader: True Local files: False Omit khrplatform: False Commandline: --profile="core" --api="gl=3.3" --generator="c" --spec="gl" --extensions="" Online: http://glad.dav1d.de/#profile=core&language=c&specification=gl&loader=on&api=gl%3D3.3 */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <glad/glad.h> static void* get_proc(const char *namez); #ifdef _WIN32 #include <windows.h> static HMODULE libGL; typedef void* (APIENTRYP PFNWGLGETPROCADDRESSPROC_PRIVATE)(const char*); static PFNWGLGETPROCADDRESSPROC_PRIVATE gladGetProcAddressPtr; static int open_gl(void) { libGL = LoadLibraryW(L"opengl32.dll"); if(libGL != NULL) { gladGetProcAddressPtr = (PFNWGLGETPROCADDRESSPROC_PRIVATE)GetProcAddress( libGL, "wglGetProcAddress"); return gladGetProcAddressPtr != NULL; } return 0; } static void close_gl(void) { if(libGL != NULL) { FreeLibrary(libGL); libGL = NULL; } } #else #include <dlfcn.h> static void* libGL; #ifndef __APPLE__ 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) { #ifdef __APPLE__ return 1; #else gladGetProcAddressPtr = (PFNGLXGETPROCADDRESSPROC_PRIVATE)dlsym(libGL, "glXGetProcAddressARB"); return gladGetProcAddressPtr != NULL; #endif } } return 0; } static void close_gl() { if(libGL != NULL) { dlclose(libGL); libGL = NULL; } } #endif static void* get_proc(const char *namez) { void* result = NULL; if(libGL == NULL) return NULL; #ifndef __APPLE__ if(gladGetProcAddressPtr != NULL) { result = gladGetProcAddressPtr(namez); } #endif if(result == NULL) { #ifdef _WIN32 result = (void*)GetProcAddress(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; #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 const 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 = (const char **)realloc((void *)exts_i, (size_t)num_exts_i * (sizeof *exts_i)); } if (exts_i == NULL) { return 0; } for(index = 0; index < (unsigned)num_exts_i; index++) { exts_i[index] = (const char*)glGetStringi(GL_EXTENSIONS, index); } } #endif return 1; } static void free_exts(void) { if (exts_i != NULL) { 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; for(index = 0; index < num_exts_i; index++) { const char *e = exts_i[index]; if(strcmp(e, ext) == 0) { return 1; } } } #endif return 0; } int GLAD_GL_VERSION_1_0; int GLAD_GL_VERSION_1_1; int GLAD_GL_VERSION_1_2; int GLAD_GL_VERSION_1_3; int GLAD_GL_VERSION_1_4; int GLAD_GL_VERSION_1_5; int GLAD_GL_VERSION_2_0; int GLAD_GL_VERSION_2_1; int GLAD_GL_VERSION_3_0; int GLAD_GL_VERSION_3_1; int GLAD_GL_VERSION_3_2; int GLAD_GL_VERSION_3_3; PFNGLCOPYTEXIMAGE1DPROC glad_glCopyTexImage1D; PFNGLVERTEXATTRIBI3UIPROC glad_glVertexAttribI3ui; PFNGLSTENCILMASKSEPARATEPROC glad_glStencilMaskSeparate; PFNGLFRAMEBUFFERRENDERBUFFERPROC glad_glFramebufferRenderbuffer; PFNGLCOMPRESSEDTEXSUBIMAGE3DPROC glad_glCompressedTexSubImage3D; PFNGLTEXCOORDP3UIVPROC glad_glTexCoordP3uiv; PFNGLVERTEXATTRIB1SVPROC glad_glVertexAttrib1sv; PFNGLBINDSAMPLERPROC glad_glBindSampler; PFNGLLINEWIDTHPROC glad_glLineWidth; PFNGLCOLORP3UIVPROC glad_glColorP3uiv; PFNGLGETINTEGERI_VPROC glad_glGetIntegeri_v; PFNGLCOMPILESHADERPROC glad_glCompileShader; PFNGLGETTRANSFORMFEEDBACKVARYINGPROC glad_glGetTransformFeedbackVarying; PFNGLVERTEXATTRIBIPOINTERPROC glad_glVertexAttribIPointer; PFNGLMULTITEXCOORDP3UIPROC glad_glMultiTexCoordP3ui; PFNGLVERTEXP4UIPROC glad_glVertexP4ui; PFNGLENABLEIPROC glad_glEnablei; PFNGLVERTEXATTRIBP4UIPROC glad_glVertexAttribP4ui; PFNGLCREATESHADERPROC glad_glCreateShader; PFNGLISBUFFERPROC glad_glIsBuffer; PFNGLGETMULTISAMPLEFVPROC glad_glGetMultisamplefv; PFNGLGENRENDERBUFFERSPROC glad_glGenRenderbuffers; PFNGLCOPYTEXSUBIMAGE2DPROC glad_glCopyTexSubImage2D; PFNGLCOMPRESSEDTEXIMAGE2DPROC glad_glCompressedTexImage2D; PFNGLVERTEXATTRIB1FPROC glad_glVertexAttrib1f; PFNGLBLENDFUNCSEPARATEPROC glad_glBlendFuncSeparate; PFNGLHINTPROC glad_glHint; PFNGLVERTEXATTRIB1SPROC glad_glVertexAttrib1s; PFNGLSAMPLEMASKIPROC glad_glSampleMaski; PFNGLVERTEXP2UIPROC glad_glVertexP2ui; PFNGLUNIFORMMATRIX3X2FVPROC glad_glUniformMatrix3x2fv; PFNGLPOINTSIZEPROC glad_glPointSize; PFNGLVERTEXATTRIB2DVPROC glad_glVertexAttrib2dv; PFNGLDELETEPROGRAMPROC glad_glDeleteProgram; PFNGLVERTEXATTRIB4NUIVPROC glad_glVertexAttrib4Nuiv; PFNGLRENDERBUFFERSTORAGEPROC glad_glRenderbufferStorage; PFNGLWAITSYNCPROC glad_glWaitSync; PFNGLUNIFORMMATRIX4X3FVPROC glad_glUniformMatrix4x3fv; PFNGLUNIFORM3IPROC glad_glUniform3i; PFNGLCLEARBUFFERFVPROC glad_glClearBufferfv; PFNGLUNIFORM3FPROC glad_glUniform3f; PFNGLVERTEXATTRIB4UBVPROC glad_glVertexAttrib4ubv; PFNGLGETBUFFERPARAMETERIVPROC glad_glGetBufferParameteriv; PFNGLTEXCOORDP2UIPROC glad_glTexCoordP2ui; PFNGLCOLORMASKIPROC glad_glColorMaski; PFNGLCLEARBUFFERFIPROC glad_glClearBufferfi; PFNGLGENVERTEXARRAYSPROC glad_glGenVertexArrays; PFNGLMULTITEXCOORDP2UIPROC glad_glMultiTexCoordP2ui; PFNGLGETSAMPLERPARAMETERIIVPROC glad_glGetSamplerParameterIiv; PFNGLGETFRAGDATAINDEXPROC glad_glGetFragDataIndex; PFNGLGETVERTEXATTRIBDVPROC glad_glGetVertexAttribdv; PFNGLUNIFORMMATRIX3X4FVPROC glad_glUniformMatrix3x4fv; PFNGLMULTITEXCOORDP4UIPROC glad_glMultiTexCoordP4ui; PFNGLDELETEFRAMEBUFFERSPROC glad_glDeleteFramebuffers; PFNGLDRAWARRAYSPROC glad_glDrawArrays; PFNGLUNIFORM1UIPROC glad_glUniform1ui; PF