OGRE: OgreDDSCodec.h Source File - OGRE Documentation

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# OgreDDSCodec.h

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    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004 (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright (c) 2000-2006 Torus Knot Software Ltd
    00008 Also see acknowledgements in Readme.html
    00009
    00010 This program is free software; you can redistribute it and/or modify it under
    00011 the terms of the GNU Lesser General Public License as published by the Free Software
    00012 Foundation; either version 2 of the License, or (at your option) any later
    00013 version.
    00014
    00015 This program is distributed in the hope that it will be useful, but WITHOUT
    00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
    00018
    00019 You should have received a copy of the GNU Lesser General Public License along with
    00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
    00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
    00022 http://www.gnu.org/copyleft/lesser.txt.
    00023
    00024 You may alternatively use this source under the terms of a specific version of
    00025 the OGRE Unrestricted License provided you have obtained such a license from
    00026 Torus Knot Software Ltd.
    00027 -----------------------------------------------------------------------------
    00028 */
    00029 #ifndef __OgreDDSCodec_H__
    00030 #define __OgreDDSCodec_H__
    00031
    00032 #include "OgreImageCodec.h"
    00033 namespace Ogre {
    00034
    00035     // Forward declarations
    00036     struct DXTColourBlock;
    00037     struct DXTExplicitAlphaBlock;
    00038     struct DXTInterpolatedAlphaBlock;
    00039
    00045     class _OgreExport DDSCodec : public ImageCodec
    00046     {
    00047     private:
    00048         String mType;
    00049
    00050         void flipEndian(void * pData, size_t size, size_t count) const;
    00051         void flipEndian(void * pData, size_t size) const;
    00052
    00053         PixelFormat convertFourCCFormat(uint32 fourcc) const;
    00054         PixelFormat convertPixelFormat(uint32 rgbBits, uint32 rMask,
    00055             uint32 gMask, uint32 bMask, uint32 aMask) const;
    00056
    00058         void unpackDXTColour(PixelFormat pf, const DXTColourBlock& block, ColourValue* pCol) const;
    00060         void unpackDXTAlpha(const DXTExplicitAlphaBlock& block, ColourValue* pCol) const;
    00062         void unpackDXTAlpha(const DXTInterpolatedAlphaBlock& block, ColourValue* pCol) const;
    00063
    00065         static DDSCodec* msInstance;
    00066     public:
    00067         DDSCodec();
    00068         virtual ~DDSCodec() { }
    00069
    00071         DataStreamPtr code(MemoryDataStreamPtr& input, CodecDataPtr& pData) const;
    00073         void codeToFile(MemoryDataStreamPtr& input, const String& outFileName, CodecDataPtr& pData) const;
    00075         DecodeResult decode(DataStreamPtr& input) const;
    00076
    00077
    00078         virtual String getType() const;
    00079
    00081         static void startup(void);
    00083         static void shutdown(void);
    00084
    00085     };
    00086
    00087 } // namespace
    00088
    00089 #endif
    00090

Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Thu Mar 6 09:46:25 2008