/* Python-rgbcx Texture Compression Library Copyright (C) 2021 Andrew Cassidy Partially derived from rgbcx.h written by Richard Geldreich 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 . */ #pragma once #include "../BC1/BC1Decoder.h" #include "../BC4/BC4Decoder.h" #include "../BlockDecoder.h" #include "../blocks.h" #include "../interpolator.h" #include "../ndebug.h" namespace rgbcx { class BC5Decoder : public BlockDecoder { public: BC5Decoder(size_t chan0 = 0, size_t chan1 = 1) : BC5Decoder(BC4Decoder(), chan0, chan1) {} BC5Decoder(const BC4Decoder &bc4_decoder, size_t chan0 = 0, size_t chan1 = 1) : _bc4_decoder(bc4_decoder), _chan0(chan0), _chan1(chan1) {} void DecodeBlock(Color4x4 dest, BC5Block *const block) const noexcept(ndebug) override; constexpr size_t GetChannel0() const { return _chan0; } constexpr size_t GetChannel1() const { return _chan1; } private: const BC4Decoder &_bc4_decoder; const size_t _chan0; const size_t _chan1; }; } // namespace rgbcx