diff options
Diffstat (limited to 'progs/util/extfuncs.h')
| -rw-r--r-- | progs/util/extfuncs.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/progs/util/extfuncs.h b/progs/util/extfuncs.h new file mode 100644 index 0000000000..f5ea5feaa8 --- /dev/null +++ b/progs/util/extfuncs.h @@ -0,0 +1,118 @@ +/** + * 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 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 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; + + +/* 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; + + + +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"); + 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"); + 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"); + + + /* 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"); + +} + |