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60 lines
2.3 KiB
C++
60 lines
2.3 KiB
C++
// Copyright (c) 2009-2011 Ignacio Castano <castano@gmail.com>
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// Copyright (c) 2007-2009 NVIDIA Corporation -- Ignacio Castano <icastano@nvidia.com>
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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#ifndef NV_TT_QUICKCOMPRESSDXT_H
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#define NV_TT_QUICKCOMPRESSDXT_H
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#include <nvimage/nvimage.h>
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namespace nv
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{
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struct ColorBlock;
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struct ColorSet;
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struct AlphaBlock4x4;
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struct BlockDXT1;
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struct BlockDXT3;
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struct BlockDXT5;
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struct AlphaBlockDXT3;
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struct AlphaBlockDXT5;
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class Vector3;
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namespace QuickCompress
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{
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void compressDXT1(const ColorBlock & src, BlockDXT1 * dst);
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void compressDXT1a(const ColorBlock & src, BlockDXT1 * dst);
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void compressDXT3(const ColorBlock & src, BlockDXT3 * dst);
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void compressDXT5A(const ColorBlock & src, AlphaBlockDXT5 * dst, int iterationCount=8);
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void compressDXT5A(const AlphaBlock4x4 & src, AlphaBlockDXT5 * dst, int iterationCount=8);
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void compressDXT5(const ColorBlock & src, BlockDXT5 * dst, int iterationCount=8);
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void outputBlock4(const ColorSet & set, const Vector3 & start, const Vector3 & end, BlockDXT1 * block);
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void outputBlock3(const ColorSet & set, const Vector3 & start, const Vector3 & end, BlockDXT1 * block);
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}
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} // nv namespace
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#endif // NV_TT_QUICKCOMPRESSDXT_H
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