quicktex/quicktex/s3tc/bc3/BC3Encoder.h

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/* 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>
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#include "../../BlockEncoder.h"
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#include "../../BlockView.h"
#include "../bc1/BC1Encoder.h"
#include "../bc4/BC4Encoder.h"
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#include "../interpolator/Interpolator.h"
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#include "BC3Block.h"
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namespace quicktex::s3tc {
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class BC3Encoder : public BlockEncoderTemplate<BC3Block, 4, 4> {
public:
using BC1EncoderPtr = std::shared_ptr<BC1Encoder>;
using BC4EncoderPtr = std::shared_ptr<BC4Encoder>;
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using InterpolatorPtr = std::shared_ptr<Interpolator>;
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BC3Encoder(InterpolatorPtr interpolator = std::make_shared<Interpolator>(), unsigned level = 5, bool allow_3color = true, bool allow_3color_black = true)
: _bc1_encoder(std::make_shared<BC1Encoder>(interpolator, level, allow_3color, allow_3color_black)), _bc4_encoder(std::make_shared<BC4Encoder>(3)) {}
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void EncodeBlock(Color4x4 pixels, BC3Block *dest) const override;
BC1EncoderPtr GetBC1Encoder() const { return _bc1_encoder; }
BC4EncoderPtr GetBC4Encoder() const { return _bc4_encoder; }
private:
const BC1EncoderPtr _bc1_encoder;
const BC4EncoderPtr _bc4_encoder;
};
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} // namespace quicktex::s3tc