Arachnoid GLESv1.1 plugin. Compile and run (a bit glitchy and no frameskip) on the...

[mupen64plus-pandora.git] / source / mupen64plus-video-arachnoid / src / MultiTexturingExt.cpp

diff --git a/source/mupen64plus-video-arachnoid/src/MultiTexturingExt.cpp b/source/mupen64plus-video-arachnoid/src/MultiTexturingExt.cpp
new file mode 100755 (executable)
index 0000000..13aa92f
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+++ b/source/mupen64plus-video-arachnoid/src/MultiTexturingExt.cpp
@@ -0,0 +1,56 @@
+/******************************************************************************
+ * Arachnoid Graphics Plugin for Mupen64Plus
+ * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/
+ *
+ * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *****************************************************************************/
+
+#include "MultiTexturingExt.h"
+#include "ExtensionChecker.h"
+
+
+//Multi Texturing functions
+#if !defined(GL_GLEXT_VERSION) && !defined(HAVE_GLES)
+PFNGLACTIVETEXTUREARBPROC glActiveTextureARB;
+PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB;
+PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2fARB;
+#endif
+bool g_MultiTextureARBSupport = false;
+
+//-----------------------------------------------------------------------------
+//! Function for initializeing multitextureing extensions
+//-----------------------------------------------------------------------------
+bool initializeMultiTexturingExtensions()
+{
+    //Initialize Extentions
+#ifdef HAVE_GLES
+       g_MultiTextureARBSupport = true;
+       return true;
+#else
+    g_MultiTextureARBSupport = isExtensionSupported("GL_ARB_multitexture");
+    if ( g_MultiTextureARBSupport )
+    {
+#ifndef GL_GLEXT_VERSION
+        glActiveTextureARB          = (PFNGLACTIVETEXTUREARBPROC)wglGetProcAddress( "glActiveTextureARB" );
+        glClientActiveTextureARB    = (PFNGLCLIENTACTIVETEXTUREARBPROC)wglGetProcAddress( "glClientActiveTextureARB" );
+        glMultiTexCoord2fARB        = (PFNGLMULTITEXCOORD2FARBPROC)wglGetProcAddress( "glMultiTexCoord2fARB" );
+#endif
+        return true;
+    }
+    return false;
+#endif
+}