mirror of
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53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
/* Python-rgbcx Texture Compression Library
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Copyright (C) 2021 Andrew Cassidy <drewcassidy@me.com>
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Partially derived from rgbcx.h written by Richard Geldreich <richgel99@gmail.com>
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and licenced under the public domain
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <memory>
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#include <type_traits>
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#include "../../Decoder.h"
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#include "../../Texture.h"
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#include "../../ndebug.h"
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#include "../interpolator/Interpolator.h"
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#include "BC1Block.h"
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namespace quicktex::s3tc {
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class BC1Decoder final : public BlockDecoder<BlockTexture<BC1Block>> {
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public:
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using InterpolatorPtr = std::shared_ptr<Interpolator>;
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BC1Decoder(bool write_alpha, InterpolatorPtr interpolator) : write_alpha(write_alpha), _interpolator(interpolator) {}
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BC1Decoder(bool write_alpha = false) : BC1Decoder(write_alpha, std::make_shared<Interpolator>()) {}
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BC1Decoder(InterpolatorPtr interpolator) : BC1Decoder(false, interpolator) {}
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ColorBlock<4, 4> DecodeBlock(const BC1Block& block) const override;
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ColorBlock<4, 4> DecodeBlock(const BC1Block& block, bool use_3color) const;
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InterpolatorPtr GetInterpolator() const { return _interpolator; }
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bool write_alpha;
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private:
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const InterpolatorPtr _interpolator;
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};
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} // namespace quicktex::s3tc
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