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