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 *****************************************************************************/
22 #include "MultiTexturingExt.h"
23 #include "ExtensionChecker.h"
26 //Multi Texturing functions
27 #if !defined(GL_GLEXT_VERSION) && !defined(HAVE_GLES)
28 PFNGLACTIVETEXTUREARBPROC glActiveTextureARB;
29 PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB;
30 PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2fARB;
32 bool g_MultiTextureARBSupport = false;
34 //-----------------------------------------------------------------------------
35 //! Function for initializeing multitextureing extensions
36 //-----------------------------------------------------------------------------
37 bool initializeMultiTexturingExtensions()
39 //Initialize Extentions
41 g_MultiTextureARBSupport = true;
44 g_MultiTextureARBSupport = isExtensionSupported("GL_ARB_multitexture");
45 if ( g_MultiTextureARBSupport )
47 #ifndef GL_GLEXT_VERSION
48 glActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC)wglGetProcAddress( "glActiveTextureARB" );
49 glClientActiveTextureARB = (PFNGLCLIENTACTIVETEXTUREARBPROC)wglGetProcAddress( "glClientActiveTextureARB" );
50 glMultiTexCoord2fARB = (PFNGLMULTITEXCOORD2FARBPROC)wglGetProcAddress( "glMultiTexCoord2fARB" );