/** * Utility for getting OpenGL extension function pointers * Meant to be #included. */ /* OpenGL 2.0 */ static PFNGLATTACHSHADERPROC glAttachShader_func = NULL; static PFNGLBINDATTRIBLOCATIONPROC glBindAttribLocation_func = NULL; static PFNGLCOMPILESHADERPROC glCompileShader_func = NULL; static PFNGLCREATEPROGRAMPROC glCreateProgram_func = NULL; static PFNGLCREATESHADERPROC glCreateShader_func = NULL; static PFNGLDELETEPROGRAMPROC glDeleteProgram_func = NULL; static PFNGLDELETESHADERPROC glDeleteShader_func = NULL; static PFNGLGETACTIVEATTRIBPROC glGetActiveAttrib_func = NULL; static PFNGLGETACTIVEUNIFORMPROC glGetActiveUniform_func = NULL; static PFNGLGETATTACHEDSHADERSPROC glGetAttachedShaders_func = NULL; static PFNGLGETATTRIBLOCATIONPROC glGetAttribLocation_func = NULL; static PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog_func = NULL; static PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog_func = NULL; static PFNGLGETSHADERIVPROC glGetShaderiv_func = NULL; static PFNGLGETPROGRAMIVPROC glGetProgramiv_func = NULL; static PFNGLGETSHADERSOURCEPROC glGetShaderSource_func = NULL; static PFNGLGETUNIFORMFVPROC glGetUniformfv_func = NULL; static PFNGLGETUNIFORMLOCATIONPROC glGetUniformLocation_func = NULL; static PFNGLISPROGRAMPROC glIsProgram_func = NULL; static PFNGLISSHADERPROC glIsShader_func = NULL; static PFNGLLINKPROGRAMPROC glLinkProgram_func = NULL; static PFNGLSHADERSOURCEPROC glShaderSource_func = NULL; static PFNGLUNIFORM1IPROC glUniform1i_func = NULL; static PFNGLUNIFORM2IPROC glUniform2i_func = NULL; static PFNGLUNIFORM3IPROC glUniform3i_func = NULL; static PFNGLUNIFORM4IPROC glUniform4i_func = NULL; static PFNGLUNIFORM1FPROC glUniform1f_func = NULL; static PFNGLUNIFORM2FPROC glUniform2f_func = NULL; static PFNGLUNIFORM3FPROC glUniform3f_func = NULL; static PFNGLUNIFORM4FPROC glUniform4f_func = NULL; static PFNGLUNIFORM1FVPROC glUniform1fv_func = NULL; static PFNGLUNIFORM2FVPROC glUniform2fv_func = NULL; static PFNGLUNIFORM3FVPROC glUniform3fv_func = NULL; static PFNGLUNIFORM4FVPROC glUniform4fv_func = NULL; static PFNGLUNIFORMMATRIX2FVPROC glUniformMatrix2fv_func = NULL; static PFNGLUNIFORMMATRIX3FVPROC glUniformMatrix3fv_func = NULL; static PFNGLUNIFORMMATRIX4FVPROC glUniformMatrix4fv_func = NULL; static PFNGLUSEPROGRAMPROC glUseProgram_func = NULL; static PFNGLVERTEXATTRIB1FPROC glVertexAttrib1f_func = NULL; static PFNGLVERTEXATTRIB2FPROC glVertexAttrib2f_func = NULL; static PFNGLVERTEXATTRIB3FPROC glVertexAttrib3f_func = NULL; static PFNGLVERTEXATTRIB4FPROC glVertexAttrib4f_func = NULL; static PFNGLVERTEXATTRIB1FVPROC glVertexAttrib1fv_func = NULL; static PFNGLVERTEXATTRIB2FVPROC glVertexAttrib2fv_func = NULL; static PFNGLVERTEXATTRIB3FVPROC glVertexAttrib3fv_func = NULL; static PFNGLVERTEXATTRIB4FVPROC glVertexAttrib4fv_func = NULL; static PFNGLVERTEXATTRIBPOINTERPROC glVertexAttribPointer_func = NULL; static PFNGLENABLEVERTEXATTRIBARRAYPROC glEnableVertexAttribArray_func = NULL; static PFNGLDISABLEVERTEXATTRIBARRAYPROC glDisableVertexAttribArray_func = NULL; /* OpenGL 2.1 */ static PFNGLUNIFORMMATRIX2X3FVPROC glUniformMatrix2x3fv_func = NULL; static PFNGLUNIFORMMATRIX3X2FVPROC glUniformMatrix3x2fv_func = NULL; static PFNGLUNIFORMMATRIX2X4FVPROC glUniformMatrix2x4fv_func = NULL; static PFNGLUNIFORMMATRIX4X2FVPROC glUniformMatrix4x2fv_func = NULL; static PFNGLUNIFORMMATRIX3X4FVPROC glUniformMatrix3x4fv_func = NULL; static PFNGLUNIFORMMATRIX4X3FVPROC glUniformMatrix4x3fv_func = NULL; /* OpenGL 1.4 */ static PFNGLPOINTPARAMETERFVPROC glPointParameterfv_func = NULL; static PFNGLSECONDARYCOLOR3FVPROC glSecondaryColor3fv_func = NULL; /* GL_ARB_vertex/fragment_program */ static PFNGLBINDPROGRAMARBPROC glBindProgramARB_func = NULL; static PFNGLDELETEPROGRAMSARBPROC glDeleteProgramsARB_func = NULL; static PFNGLGENPROGRAMSARBPROC glGenProgramsARB_func = NULL; static PFNGLGETPROGRAMLOCALPARAMETERDVARBPROC glGetProgramLocalParameterdvARB_func = NULL; static PFNGLISPROGRAMARBPROC glIsProgramARB_func = NULL; static PFNGLPROGRAMLOCALPARAMETER4DARBPROC glProgramLocalParameter4dARB_func = NULL; static PFNGLPROGRAMLOCALPARAMETER4FVARBPROC glProgramLocalParameter4fvARB_func = NULL; static PFNGLPROGRAMSTRINGARBPROC glProgramStringARB_func = NULL; static PFNGLVERTEXATTRIB1FARBPROC glVertexAttrib1fARB_func = NULL; /* GL_APPLE_vertex_array_object */ static PFNGLBINDVERTEXARRAYAPPLEPROC glBindVertexArrayAPPLE_func = NULL; static PFNGLDELETEVERTEXARRAYSAPPLEPROC glDeleteVertexArraysAPPLE_func = NULL; static PFNGLGENVERTEXARRAYSAPPLEPROC glGenVertexArraysAPPLE_func = NULL; static PFNGLISVERTEXARRAYAPPLEPROC glIsVertexArrayAPPLE_func = NULL; /* GL_EXT_stencil_two_side */ static PFNGLACTIVESTENCILFACEEXTPROC glActiveStencilFaceEXT_func = NULL; /* GL_ARB_buffer_object */ static PFNGLGENBUFFERSARBPROC glGenBuffersARB_func = NULL; static PFNGLDELETEBUFFERSARBPROC glDeleteBuffersARB_func = NULL; static PFNGLBINDBUFFERARBPROC glBindBufferARB_func = NULL; static PFNGLBUFFERDATAARBPROC glBufferDataARB_func = NULL; static PFNGLBUFFERSUBDATAARBPROC glBufferSubDataARB_func = NULL; static PFNGLMAPBUFFERARBPROC glMapBufferARB_func = NULL; static PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB_func = NULL; /* GL_EXT_framebuffer_object */ static PFNGLISRENDERBUFFEREXTPROC glIsRenderbufferEXT_func = NULL; static PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbufferEXT_func = NULL; static PFNGLDELETERENDERBUFFERSEXTPROC glDeleteRenderbuffersEXT_func = NULL; static PFNGLGENRENDERBUFFERSEXTPROC glGenRenderbuffersEXT_func = NULL; static PFNGLRENDERBUFFERSTORAGEEXTPROC glRenderbufferStorageEXT_func = NULL; static PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC glGetRenderbufferParameterivEXT_func = NULL; static PFNGLISFRAMEBUFFEREXTPROC glIsFramebufferEXT_func = NULL; static PFNGLBINDFRAMEBUFFEREXTPROC glBindFramebufferEXT_func = NULL; static PFNGLDELETEFRAMEBUFFERSEXTPROC glDeleteFramebuffersEXT_func = NULL; static PFNGLGENFRAMEBUFFERSEXTPROC glGenFramebuffersEXT_func = NULL; static PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC glCheckFramebufferStatusEXT_func = NULL; static PFNGLFRAMEBUFFERTEXTURE1DEXTPROC glFramebufferTexture1DEXT_func = NULL; static PFNGLFRAMEBUFFERTEXTURE2DEXTPROC glFramebufferTexture2DEXT_func = NULL; static PFNGLFRAMEBUFFERTEXTURE3DEXTPROC glFramebufferTexture3DEXT_func = NULL; static PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC glFramebufferRenderbufferEXT_func = NULL; static PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC glGetFramebufferAttachmentParameterivEXT_func = NULL; static PFNGLGENERATEMIPMAPEXTPROC glGenerateMipmapEXT_func = NULL; /* GL_ARB_framebuffer_object */ static PFNGLISRENDERBUFFERPROC glIsRenderbuffer_func = NULL; static PFNGLBINDRENDERBUFFERPROC glBindRenderbuffer_func = NULL; static PFNGLDELETERENDERBUFFERSPROC glDeleteRenderbuffers_func = NULL; static PFNGLGENRENDERBUFFERSPROC glGenRenderbuffers_func = NULL; static PFNGLRENDERBUFFERSTORAGEPROC glRenderbufferStorage_func = NULL; static PFNGLGETRENDERBUFFERPARAMETERIVPROC glGetRenderbufferParameteriv_func = NULL; static PFNGLISFRAMEBUFFERPROC glIsFramebuffer_func = NULL; static PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer_func = NULL; static PFNGLDELETEFRAMEBUFFERSPROC glDeleteFramebuffers_func = NULL; static PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers_func = NULL; static PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus_func = NULL; static PFNGLFRAMEBUFFERTEXTURE1DPROC glFramebufferTexture1D_func = NULL; static PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D_func = NULL; static PFNGLFRAMEBUFFERTEXTURE3DPROC glFramebufferTexture3D_func = NULL; static PFNGLFRAMEBUFFERRENDERBUFFERPROC glFramebufferRenderbuffer_func = NULL; static PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC glGetFramebufferAttachmentParameteriv_func = NULL; static PFNGLGENERATEMIPMAPPROC glGenerateMipmap_func = NULL; static PFNGLBLITFRAMEBUFFERPROC glBlitFramebuffer_func = NULL; static PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC glRenderbufferStorageMultisample_func = NULL; static PFNGLFRAMEBUFFERTEXTURELAYERPROC glFramebufferTextureLayer_func = NULL; static void GetExtensionFuncs(void) { /* OpenGL 2.0 */ glAttachShader_func = (PFNGLATTACHSHADERPROC) glutGetProcAddress("glAttachShader"); glBindAttribLocation_func = (PFNGLBINDATTRIBLOCATIONPROC) glutGetProcAddress("glBindAttribLocation"); glCompileShader_func = (PFNGLCOMPILESHADERPROC) glutGetProcAddress("glCompileShader"); glCreateProgram_func = (PFNGLCREATEPROGRAMPROC) glutGetProcAddress("glCreateProgram"); glCreateShader_func = (PFNGLCREATESHADERPROC) glutGetProcAddress("glCreateShader"); glDeleteProgram_func = (PFNGLDELETEPROGRAMPROC) glutGetProcAddress("glDeleteProgram"); glDeleteShader_func = (PFNGLDELETESHADERPROC) glutGetProcAddress("glDeleteShader"); glGetActiveAttrib_func = (PFNGLGETACTIVEATTRIBPROC) glutGetProcAddress("glGetActiveAttrib"); glGetActiveUniform_func = (PFNGLGETACTIVEUNIFORMPROC) glutGetProcAddress("glGetActiveUniform"); glGetAttachedShaders_func = (PFNGLGETATTACHEDSHADERSPROC) glutGetProcAddress("glGetAttachedShaders"); glGetAttribLocation_func = (PFNGLGETATTRIBLOCATIONPROC) glutGetProcAddress("glGetAttribLocation"); glGetProgramInfoLog_func = (PFNGLGETPROGRAMINFOLOGPROC) glutGetProcAddress("glGetProgramInfoLog"); glGetShaderInfoLog_func = (PFNGLGETSHADERINFOLOGPROC) glutGetProcAddress("glGetShaderInfoLog"); glGetProgramiv_func = (PFNGLGETPROGRAMIVPROC) glutGetProcAddress("glGetProgramiv"); glGetShaderiv_func = (PFNGLGETSHADERIVPROC) glutGetProcAddress("glGetShaderiv"); glGetShaderSource_func = (PFNGLGETSHADERSOURCEPROC) glutGetProcAddress("glGetShaderSource"); glGetUniformLocation_func = (PFNGLGETUNIFORMLOCATIONPROC) glutGetProcAddress("glGetUniformLocation"); glGetUniformfv_func = (PFNGLGETUNIFORMFVPROC) glutGetProcAddress("glGetUniformfv"); glIsProgram_func = (PFNGLISPROGRAMPROC) glutGetProcAddress("glIsProgram"); glIsShader_func = (PFNGLISSHADERPROC) glutGetProcAddress("glIsShader"); glLinkProgram_func = (PFNGLLINKPROGRAMPROC) glutGetProcAddress("glLinkProgram"); glShaderSource_func = (PFNGLSHADERSOURCEPROC) glutGetProcAddress("glShaderSource"); glUniform1i_func = (PFNGLUNIFORM1IPROC) glutGetProcAddress("glUniform1i"); glUniform2i_func = (PFNGLUNIFORM2IPROC) glutGetProcAddress("glUniform2i"); glUniform3i_func = (PFNGLUNIFORM3IPROC) glutGetProcAddress("glUniform3i"); glUniform4i_func = (PFNGLUNIFORM4IPROC) glutGetProcAddress("glUniform3i"); glUniform1f_func = (PFNGLUNIFORM1FPROC) glutGetProcAddress("glUniform1f"); glUniform2f_func = (PFNGLUNIFORM2FPROC) glutGetProcAddress("glUniform2f"); glUniform3f_func = (PFNGLUNIFORM3FPROC) glutGetProcAddress("glUniform3f"); glUniform4f_func = (PFNGLUNIFORM4FPROC) glutGetProcAddress("glUniform4f"); glUniform1fv_func = (PFNGLUNIFORM1FVPROC) glutGetProcAddress("glUniform1fv"); glUniform2fv_func = (PFNGLUNIFORM2FVPROC) glutGetProcAddress("glUniform2fv"); glUniform3fv_func = (PFNGLUNIFORM3FVPROC) glutGetProcAddress("glUniform3fv"); glUniform4fv_func = (PFNGLUNIFORM3FVPROC) glutGetProcAddress("glUniform4fv"); glUniformMatrix2fv_func = (PFNGLUNIFORMMATRIX2FVPROC) glutGetProcAddress("glUniformMatrix2fv"); glUniformMatrix3fv_func = (PFNGLUNIFORMMATRIX3FVPROC) glutGetProcAddress("glUniformMatrix3fv"); glUniformMatrix4fv_func = (PFNGLUNIFORMMATRIX4FVPROC) glutGetProcAddress("glUniformMatrix4fv"); glUseProgram_func = (PFNGLUSEPROGRAMPROC) glutGetProcAddress("glUseProgram"); glVertexAttrib1f_func = (PFNGLVERTEXATTRIB1FPROC) glutGetProcAddress("glVertexAttrib1f"); glVertexAttrib2f_func = (PFNGLVERTEXATTRIB2FPROC) glutGetProcAddress("glVertexAttrib2f"); glVertexAttrib3f_func = (PFNGLVERTEXATTRIB3FPROC) glutGetProcAddress("glVertexAttrib3f"); glVertexAttrib4f_func = (PFNGLVERTEXATTRIB4FPROC) glutGetProcAddress("glVertexAttrib4f"); glVertexAttrib1fv_func = (PFNGLVERTEXATTRIB1FVPROC) glutGetProcAddress("glVertexAttrib1fv"); glVertexAttrib2fv_func = (PFNGLVERTEXATTRIB2FVPROC) glutGetProcAddress("glVertexAttrib2fv"); glVertexAttrib3fv_func = (PFNGLVERTEXATTRIB3FVPROC) glutGetProcAddress("glVertexAttrib3fv"); glVertexAttrib4fv_func = (PFNGLVERTEXATTRIB4FVPROC) glutGetProcAddress("glVertexAttrib4fv"); glVertexAttribPointer_func = (PFNGLVERTEXATTRIBPOINTERPROC) glutGetProcAddress("glVertexAttribPointer"); glEnableVertexAttribArray_func = (PFNGLENABLEVERTEXATTRIBARRAYPROC) glutGetProcAddress("glEnableVertexAttribArray"); glDisableVertexAttribArray_func = (PFNGLDISABLEVERTEXATTRIBARRAYPROC) glutGetProcAddress("glDisableVertexAttribArray"); /* OpenGL 2.1 */ glUniformMatrix2x3fv_func = (PFNGLUNIFORMMATRIX2X3FVPROC) glutGetProcAddress("glUniformMatrix2x3fv"); glUniformMatrix3x2fv_func = (PFNGLUNIFORMMATRIX3X2FVPROC) glutGetProcAddress("glUniformMatrix3x2fv"); glUniformMatrix2x4fv_func = (PFNGLUNIFORMMATRIX2X4FVPROC) glutGetProcAddress("glUniformMatrix2x4fv"); glUniformMatrix4x2fv_func = (PFNGLUNIFORMMATRIX4X2FVPROC) glutGetProcAddress("glUniformMatrix4x2fv"); glUniformMatrix3x4fv_func = (PFNGLUNIFORMMATRIX3X4FVPROC) glutGetProcAddress("glUniformMatrix3x4fv"); glUniformMatrix4x3fv_func = (PFNGLUNIFORMMATRIX4X3FVPROC) glutGetProcAddress("glUniformMatrix4x3fv"); /* OpenGL 1.4 */ glPointParameterfv_func = (PFNGLPOINTPARAMETERFVPROC) glutGetProcAddress("glPointParameterfv"); glSecondaryColor3fv_func = (PFNGLSECONDARYCOLOR3FVPROC) glutGetProcAddress("glSecondaryColor3fv"); /* GL_ARB_vertex/fragment_program */ glBindProgramARB_func = (PFNGLBINDPROGRAMARBPROC) glutGetProcAddress("glBindProgramARB"); glDeleteProgramsARB_func = (PFNGLDELETEPROGRAMSARBPROC) glutGetProcAddress("glDeleteProgramsARB"); glGenProgramsARB_func = (PFNGLGENPROGRAMSARBPROC) glutGetProcAddress("glGenProgramsARB"); glGetProgramLocalParameterdvARB_func = (PFNGLGETPROGRAMLOCALPARAMETERDVARBPROC) glutGetProcAddress("glGetProgramLocalParameterdvARB"); glIsProgramARB_func = (PFNGLISPROGRAMARBPROC) glutGetProcAddress("glIsProgramARB"); glProgramLocalParameter4dARB_func = (PFNGLPROGRAMLOCALPARAMETER4DARBPROC) glutGetProcAddress("glProgramLocalParameter4dARB"); glProgramLocalParameter4fvARB_func = (PFNGLPROGRAMLOCALPARAMETER4FVARBPROC) glutGetProcAddress("glProgramLocalParameter4fvARB"); glProgramStringARB_func = (PFNGLPROGRAMSTRINGARBPROC) glutGetProcAddress("glProgramStringARB"); glVertexAttrib1fARB_func = (PFNGLVERTEXATTRIB1FARBPROC) glutGetProcAddress("glVertexAttrib1fARB"); /* GL_APPLE_vertex_array_object */ glBindVertexArrayAPPLE_func = (PFNGLBINDVERTEXARRAYAPPLEPROC) glutGetProcAddress("glBindVertexArrayAPPLE"); glDeleteVertexArraysAPPLE_func = (PFNGLDELETEVERTEXARRAYSAPPLEPROC) glutGetProcAddress("glDeleteVertexArraysAPPLE"); glGenVertexArraysAPPLE_func = (PFNGLGENVERTEXARRAYSAPPLEPROC) glutGetProcAddress("glGenVertexArraysAPPLE"); glIsVertexArrayAPPLE_func = (PFNGLISVERTEXARRAYAPPLEPROC) glutGetProcAddress("glIsVertexArrayAPPLE"); /* GL_EXT_stencil_two_side */ glActiveStencilFaceEXT_func = (PFNGLACTIVESTENCILFACEEXTPROC) glutGetProcAddress("glActiveStencilFaceEXT"); /* GL_ARB_vertex_buffer_object */ glGenBuffersARB_func = (PFNGLGENBUFFERSARBPROC) glutGetProcAddress("glGenBuffersARB"); glDeleteBuffersARB_func = (PFNGLDELETEBUFFERSARBPROC) glutGetProcAddress("glDeleteBuffersARB"); glBindBufferARB_func = (PFNGLBINDBUFFERARBPROC) glutGetProcAddress("glBindBufferARB"); glBufferDataARB_func = (PFNGLBUFFERDATAARBPROC) glutGetProcAddress("glBufferDataARB"); glBufferSubDataARB_func = (PFNGLBUFFERSUBDATAARBPROC) glutGetProcAddress("glBufferSubDataARB"); glMapBufferARB_func = (PFNGLMAPBUFFERARBPROC) glutGetProcAddress("glMapBufferARB"); glUnmapBufferARB_func = (PFNGLUNMAPBUFFERARBPROC) glutGetProcAddress("glUnmapBufferARB"); /* GL_EXT_framebuffer_object */ glIsRenderbufferEXT_func = (PFNGLISRENDERBUFFEREXTPROC) glutGetProcAddress("glIsRenderbufferEXT"); glBindRenderbufferEXT_func = (PFNGLBINDRENDERBUFFEREXTPROC) glutGetProcAddress("glBindRenderbufferEXT"); glDeleteRenderbuffersEXT_func = (PFNGLDELETERENDERBUFFERSEXTPROC) glutGetProcAddress("glDeleteRenderbuffersEXT"); glGenRenderbuffersEXT_func = (PFNGLGENRENDERBUFFERSEXTPROC) glutGetProcAddress("glGenRenderbuffersEXT"); glRenderbufferStorageEXT_func = (PFNGLRENDERBUFFERSTORAGEEXTPROC) glutGetProcAddress("glRenderbufferStorageEXT"); glGetRenderbufferParameterivEXT_func = (PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC) glutGetProcAddress("glGetRenderbufferParameterivEXT"); glIsFramebufferEXT_func = (PFNGLISFRAMEBUFFEREXTPROC) glutGetProcAddress("glIsFramebufferEXT"); glBindFramebufferEXT_func = (PFNGLBINDFRAMEBUFFEREXTPROC) glutGetProcAddress("glBindFramebufferEXT"); glDeleteFramebuffersEXT_func = (PFNGLDELETEFRAMEBUFFERSEXTPROC) glutGetProcAddress("glDeleteFramebuffersEXT"); glGenFramebuffersEXT_func = (PFNGLGENFRAMEBUFFERSEXTPROC) glutGetProcAddress("glGenFramebuffersEXT"); glCheckFramebufferStatusEXT_func = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC) glutGetProcAddress("glCheckFramebufferStatusEXT"); glFramebufferTexture1DEXT_func = (PFNGLFRAMEBUFFERTEXTURE1DEXTPROC) glutGetProcAddress("glFramebufferTexture1DEXT"); glFramebufferTexture2DEXT_func = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC) glutGetProcAddress("glFramebufferTexture2DEXT"); glFramebufferTexture3DEXT_func = (PFNGLFRAMEBUFFERTEXTURE3DEXTPROC) glutGetProcAddress("glFramebufferTexture3DEXT"); glFramebufferRenderbufferEXT_func = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC) glutGetProcAddress("glFramebufferRenderbufferEXT"); glGetFramebufferAttachmentParameterivEXT_func = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC) glutGetProcAddress("glGetFramebufferAttachmentParameterivEXT"); glGenerateMipmapEXT_func = (PFNGLGENERATEMIPMAPEXTPROC) glutGetProcAddress("glGenerateMipmapEXT"); /* GL_ARB_framebuffer_object */ glIsRenderbuffer_func = (PFNGLISRENDERBUFFERPROC) glutGetProcAddress("glIsRenderbuffer"); glBindRenderbuffer_func = (PFNGLBINDRENDERBUFFERPROC) glutGetProcAddress("glBindRenderbuffer"); glDeleteRenderbuffers_func = (PFNGLDELETERENDERBUFFERSPROC) glutGetProcAddress("glDeleteRenderbuffers"); glGenRenderbuffers_func = (PFNGLGENRENDERBUFFERSPROC) glutGetProcAddress("glGenRenderbuffers"); glRenderbufferStorage_func = (PFNGLRENDERBUFFERSTORAGEPROC) glutGetProcAddress("glRenderbufferStorage"); glGetRenderbufferParameteriv_func = (PFNGLGETRENDERBUFFERPARAMETERIVPROC) glutGetProcAddress("glGetRenderbufferParameteriv"); glIsFramebuffer_func = (PFNGLISFRAMEBUFFERPROC) glutGetProcAddress("glIsFramebuffer"); glBindFramebuffer_func = (PFNGLBINDFRAMEBUFFERPROC) glutGetProcAddress("glBindFramebuffer"); glDeleteFramebuffers_func = (PFNGLDELETEFRAMEBUFFERSPROC) glutGetProcAddress("glDeleteFramebuffers"); glGenFramebuffers_func = (PFNGLGENFRAMEBUFFERSPROC) glutGetProcAddress("glGenFramebuffers"); glCheckFramebufferStatus_func = (PFNGLCHECKFRAMEBUFFERSTATUSPROC) glutGetProcAddress("glCheckFramebufferStatus"); glFramebufferTexture1D_func = (PFNGLFRAMEBUFFERTEXTURE1DPROC) glutGetProcAddress("glFramebufferTexture1D"); glFramebufferTexture2D_func = (PFNGLFRAMEBUFFERTEXTURE2DPROC) glutGetProcAddress("glFramebufferTexture2D"); glFramebufferTexture3D_func = (PFNGLFRAMEBUFFERTEXTURE3DPROC) glutGetProcAddress("glFramebufferTexture3D"); glFramebufferRenderbuffer_func = (PFNGLFRAMEBUFFERRENDERBUFFERPROC) glutGetProcAddress("glFramebufferRenderbuffer"); glGetFramebufferAttachmentParameteriv_func = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC) glutGetProcAddress("glGetFramebufferAttachmentParameteriv"); glGenerateMipmap_func = (PFNGLGENERATEMIPMAPPROC) glutGetProcAddress("glGenerateMipmap"); glBlitFramebuffer_func = (PFNGLBLITFRAMEBUFFERPROC) glutGetProcAddress("glBlitFramebuffer"); glRenderbufferStorageMultisample_func = (PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC) glutGetProcAddress("glRenderbufferStorageMultisample"); glFramebufferTextureLayer_func = (PFNGLFRAMEBUFFERTEXTURELAYERPROC) glutGetProcAddress("glFramebufferTextureLayer"); }