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quicktex/quicktex/s3tc/bc3/BC3Decoder.h

54 lines
1.9 KiB
C++

/* Python-rgbcx Texture Compression Library
Copyright (C) 2021 Andrew Cassidy <drewcassidy@me.com>
Partially derived from rgbcx.h written by Richard Geldreich <richgel99@gmail.com>
and licenced under the public domain
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <memory>
#include "../../Block.h"
#include "../../Decoder.h"
#include "../../Texture.h"
#include "../bc1/BC1Decoder.h"
#include "../bc4/BC4Decoder.h"
#include "../interpolator/Interpolator.h"
#include "BC3Block.h"
namespace quicktex::s3tc {
class BC3Decoder : public BlockDecoder<BlockTexture<BC3Block>> {
public:
using BC1DecoderPtr = std::shared_ptr<BC1Decoder>;
using BC4DecoderPtr = std::shared_ptr<BC4Decoder>;
using InterpolatorPtr = std::shared_ptr<Interpolator>;
BC3Decoder(InterpolatorPtr interpolator) : _bc1_decoder(std::make_shared<BC1Decoder>(interpolator)), _bc4_decoder(std::make_shared<BC4Decoder>(3)) {}
BC3Decoder() : BC3Decoder(std::make_shared<Interpolator>()) {}
ColorBlock<4, 4> DecodeBlock(const BC3Block &block) const override;
BC1DecoderPtr GetBC1Decoder() const { return _bc1_decoder; }
BC4DecoderPtr GetBC4Decoder() const { return _bc4_decoder; }
private:
const BC1DecoderPtr _bc1_decoder;
const BC4DecoderPtr _bc4_decoder;
};
} // namespace quicktex::s3tc