1 /******************************************************************************
2 * Arachnoid Graphics Plugin for Mupen64Plus
3 * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/
5 * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 *****************************************************************************/
24 #include "ExtensionChecker.h"
26 //-----------------------------------------------------------------------------
27 //! Is Extension Supported
28 //-----------------------------------------------------------------------------
29 bool isExtensionSupported( const char *extension )
31 const GLubyte *extensions = NULL;
33 GLubyte *where, *terminator;
35 where = (GLubyte *) strchr(extension, ' ');
36 if (where || *extension == '\0')
39 extensions = glGetString(GL_EXTENSIONS);
44 where = (GLubyte *) strstr((const char *) start, extension);
48 terminator = where + strlen(extension);
49 if (where == start || *(where - 1) == ' ')
50 if (*terminator == ' ' || *terminator == '\0')