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

[mupen64plus-pandora.git] / source / mupen64plus-video-arachnoid / src / texture / ImageFormatSelector.h

diff --git a/source/mupen64plus-video-arachnoid/src/texture/ImageFormatSelector.h b/source/mupen64plus-video-arachnoid/src/texture/ImageFormatSelector.h
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+++ b/source/mupen64plus-video-arachnoid/src/texture/ImageFormatSelector.h
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+/******************************************************************************
+ * 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.
+ *****************************************************************************/
+
+#ifndef IMAGE_FORMAT_SELECTOR_H_
+#define IMAGE_FORMAT_SELECTOR_H_
+
+//Function pointer for image decoding
+typedef unsigned int (*GetTexelFunc)( unsigned long long *src, unsigned short x, unsigned short i, unsigned char palette );
+
+//Forward declarations
+class CachedTexture;
+
+//*****************************************************************************
+//* ImageFormat
+//! Struct used when diffining image formats and how to convert/decode/interperite them.
+//*****************************************************************************
+struct ImageFormat
+{
+    GetTexelFunc    Get16;
+    unsigned int    glType16;
+    int             glInternalFormat16;
+    GetTexelFunc    Get32;
+    unsigned int    glType32;
+    int             glInternalFormat32;
+    unsigned int    autoFormat, lineShift, maxTexels;
+};
+
+//*****************************************************************************
+//* ImageFormatSelector
+//! Class for selecting image format decoding functions depending on image format. 
+//*****************************************************************************
+class ImageFormatSelector
+{
+public:
+
+    //Constructor / Destructor
+    ImageFormatSelector();
+    ~ImageFormatSelector();
+
+    //Detect image format
+    void detectImageFormat(CachedTexture* texture, unsigned int textureBitDepth, GetTexelFunc& getTexelFunc, unsigned int& internalFormat, int& imageType, unsigned int textureLUT);
+
+public:
+
+    //Static variables
+    static ImageFormat imageFormats[4][5];    //!< Defines how to decode diffrent formats
+
+};
+
+#endif