22726e4d |
1 | /****************************************************************************** |
2 | * Arachnoid Graphics Plugin for Mupen64Plus |
3 | * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/ |
4 | * |
5 | * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson |
6 | * |
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. |
11 | * |
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. |
16 | * |
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 | *****************************************************************************/ |
21 | |
22 | #include "MultiTexturingExt.h" |
23 | #include "ExtensionChecker.h" |
24 | |
25 | |
26 | //Multi Texturing functions |
27 | #if !defined(GL_GLEXT_VERSION) && !defined(HAVE_GLES) |
28 | PFNGLACTIVETEXTUREARBPROC glActiveTextureARB; |
29 | PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB; |
30 | PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2fARB; |
31 | #endif |
32 | bool g_MultiTextureARBSupport = false; |
33 | |
34 | //----------------------------------------------------------------------------- |
35 | //! Function for initializeing multitextureing extensions |
36 | //----------------------------------------------------------------------------- |
37 | bool initializeMultiTexturingExtensions() |
38 | { |
39 | //Initialize Extentions |
40 | #ifdef HAVE_GLES |
41 | g_MultiTextureARBSupport = true; |
42 | return true; |
43 | #else |
44 | g_MultiTextureARBSupport = isExtensionSupported("GL_ARB_multitexture"); |
45 | if ( g_MultiTextureARBSupport ) |
46 | { |
47 | #ifndef GL_GLEXT_VERSION |
48 | glActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC)wglGetProcAddress( "glActiveTextureARB" ); |
49 | glClientActiveTextureARB = (PFNGLCLIENTACTIVETEXTUREARBPROC)wglGetProcAddress( "glClientActiveTextureARB" ); |
50 | glMultiTexCoord2fARB = (PFNGLMULTITEXCOORD2FARBPROC)wglGetProcAddress( "glMultiTexCoord2fARB" ); |
51 | #endif |
52 | return true; |
53 | } |
54 | return false; |
55 | #endif |
56 | } |