Util: Add TextureDecompress
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Stenzek
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7eb1d4e092
commit
8567293103
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@ -2563,6 +2563,31 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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</pre>
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<h3>Texture Decompression Routines</h3>
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<pre>
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Copyright (C) 2009 Benjamin Dobell, Glass Echidna
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Copyright (C) 2012 - 2022, Matthäus G. "Anteru" Chajdas (https://anteru.net)
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Copyright (C) 2020 Richard Geldreich, Jr.
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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</pre>
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Some shaders provided with the application are sourced from:
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<ul>
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<li><a href="https://github.com/Matsilagi/RSRetroArch/">https://github.com/Matsilagi/RSRetroArch/</a></li>
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@ -65,6 +65,8 @@ add_library(util
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sockets.h
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state_wrapper.cpp
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state_wrapper.h
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texture_decompress.cpp
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texture_decompress.h
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wav_reader_writer.cpp
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wav_reader_writer.h
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window_info.cpp
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,198 @@
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// See TextureDecompress.cpp for license info.
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#pragma once
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable:4201) // nonstandard extension used: nameless struct/union
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#endif
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#include <stdlib.h>
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#include <stdint.h>
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#include <algorithm>
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#include <math.h>
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#include <assert.h>
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enum BC4Mode
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{
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BC4_UNORM = 0,
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BC4_SNORM = 1
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};
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enum BC5Mode
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{
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BC5_UNORM = 0,
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BC5_SNORM = 1
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};
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void DecompressBlockBC1(uint32_t x, uint32_t y, uint32_t stride,
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const uint8_t* blockStorage, unsigned char* image);
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void DecompressBlockBC2(uint32_t x, uint32_t y, uint32_t stride,
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const uint8_t* blockStorage, unsigned char* image);
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void DecompressBlockBC3(uint32_t x, uint32_t y, uint32_t stride,
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const uint8_t* blockStorage, unsigned char* image);
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void DecompressBlockBC4(uint32_t x, uint32_t y, uint32_t stride,
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enum BC4Mode mode, const uint8_t* blockStorage, unsigned char* image);
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void DecompressBlockBC5(uint32_t x, uint32_t y, uint32_t stride,
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enum BC5Mode mode, const uint8_t* blockStorage, unsigned char* image);
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namespace bc7decomp
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{
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enum eNoClamp { cNoClamp };
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template <typename S> inline S clamp(S value, S low, S high) { return (value < low) ? low : ((value > high) ? high : value); }
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class color_rgba
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{
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public:
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union
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{
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uint8_t m_comps[4];
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struct
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{
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uint8_t r;
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uint8_t g;
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uint8_t b;
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uint8_t a;
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};
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};
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inline color_rgba() = default;
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inline color_rgba(int y)
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{
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set(y);
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}
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inline color_rgba(int y, int na)
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{
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set(y, na);
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}
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inline color_rgba(int sr, int sg, int sb, int sa)
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{
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set(sr, sg, sb, sa);
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}
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inline color_rgba(eNoClamp, int sr, int sg, int sb, int sa)
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{
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set_noclamp_rgba((uint8_t)sr, (uint8_t)sg, (uint8_t)sb, (uint8_t)sa);
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}
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inline color_rgba& set_noclamp_y(int y)
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{
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m_comps[0] = (uint8_t)y;
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m_comps[1] = (uint8_t)y;
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m_comps[2] = (uint8_t)y;
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m_comps[3] = (uint8_t)255;
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return *this;
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}
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inline color_rgba &set_noclamp_rgba(int sr, int sg, int sb, int sa)
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{
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m_comps[0] = (uint8_t)sr;
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m_comps[1] = (uint8_t)sg;
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m_comps[2] = (uint8_t)sb;
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m_comps[3] = (uint8_t)sa;
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return *this;
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}
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inline color_rgba &set(int y)
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{
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m_comps[0] = static_cast<uint8_t>(clamp<int>(y, 0, 255));
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m_comps[1] = m_comps[0];
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m_comps[2] = m_comps[0];
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m_comps[3] = 255;
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return *this;
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}
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inline color_rgba &set(int y, int na)
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{
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m_comps[0] = static_cast<uint8_t>(clamp<int>(y, 0, 255));
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m_comps[1] = m_comps[0];
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m_comps[2] = m_comps[0];
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m_comps[3] = static_cast<uint8_t>(clamp<int>(na, 0, 255));
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return *this;
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}
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inline color_rgba &set(int sr, int sg, int sb, int sa)
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{
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m_comps[0] = static_cast<uint8_t>(clamp<int>(sr, 0, 255));
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m_comps[1] = static_cast<uint8_t>(clamp<int>(sg, 0, 255));
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m_comps[2] = static_cast<uint8_t>(clamp<int>(sb, 0, 255));
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m_comps[3] = static_cast<uint8_t>(clamp<int>(sa, 0, 255));
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return *this;
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}
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inline color_rgba &set_rgb(int sr, int sg, int sb)
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{
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m_comps[0] = static_cast<uint8_t>(clamp<int>(sr, 0, 255));
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m_comps[1] = static_cast<uint8_t>(clamp<int>(sg, 0, 255));
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m_comps[2] = static_cast<uint8_t>(clamp<int>(sb, 0, 255));
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return *this;
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}
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inline color_rgba &set_rgb(const color_rgba &other)
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{
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r = other.r;
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g = other.g;
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b = other.b;
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return *this;
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}
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inline const uint8_t &operator[] (uint32_t index) const { assert(index < 4); return m_comps[index]; }
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inline uint8_t &operator[] (uint32_t index) { assert(index < 4); return m_comps[index]; }
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inline void clear()
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{
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m_comps[0] = 0;
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m_comps[1] = 0;
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m_comps[2] = 0;
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m_comps[3] = 0;
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}
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inline bool operator== (const color_rgba &rhs) const
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{
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if (m_comps[0] != rhs.m_comps[0]) return false;
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if (m_comps[1] != rhs.m_comps[1]) return false;
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if (m_comps[2] != rhs.m_comps[2]) return false;
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if (m_comps[3] != rhs.m_comps[3]) return false;
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return true;
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}
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inline bool operator!= (const color_rgba &rhs) const
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{
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return !(*this == rhs);
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}
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inline bool operator<(const color_rgba &rhs) const
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{
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for (int i = 0; i < 4; i++)
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{
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if (m_comps[i] < rhs.m_comps[i])
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return true;
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else if (m_comps[i] != rhs.m_comps[i])
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return false;
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}
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return false;
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}
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inline int get_601_luma() const { return (19595U * m_comps[0] + 38470U * m_comps[1] + 7471U * m_comps[2] + 32768U) >> 16U; }
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inline int get_709_luma() const { return (13938U * m_comps[0] + 46869U * m_comps[1] + 4729U * m_comps[2] + 32768U) >> 16U; }
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inline int get_luma(bool luma_601) const { return luma_601 ? get_601_luma() : get_709_luma(); }
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static color_rgba comp_min(const color_rgba& a, const color_rgba& b) { return color_rgba(std::min(a[0], b[0]), std::min(a[1], b[1]), std::min(a[2], b[2]), std::min(a[3], b[3])); }
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static color_rgba comp_max(const color_rgba& a, const color_rgba& b) { return color_rgba(std::max(a[0], b[0]), std::max(a[1], b[1]), std::max(a[2], b[2]), std::max(a[3], b[3])); }
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};
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static_assert(sizeof(color_rgba) == 4);
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bool unpack_bc7(const void *pBlock, color_rgba *pPixels);
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} // namespace bc7decomp
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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@ -93,6 +93,7 @@
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<ClInclude Include="shiftjis.h" />
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<ClInclude Include="sockets.h" />
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<ClInclude Include="state_wrapper.h" />
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<ClInclude Include="texture_decompress.h" />
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<ClInclude Include="vulkan_builders.h" />
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<ClInclude Include="vulkan_device.h" />
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<ClInclude Include="vulkan_entry_points.h" />
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@ -199,6 +200,7 @@
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<ClCompile Include="page_fault_handler.cpp" />
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<ClCompile Include="sockets.cpp" />
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<ClCompile Include="state_wrapper.cpp" />
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<ClCompile Include="texture_decompress.cpp" />
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<ClCompile Include="vulkan_builders.cpp" />
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<ClCompile Include="vulkan_device.cpp" />
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<ClCompile Include="vulkan_loader.cpp" />
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@ -75,6 +75,7 @@
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<ClInclude Include="elf_file.h" />
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<ClInclude Include="x11_tools.h" />
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<ClInclude Include="opengl_context_egl_xlib.h" />
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<ClInclude Include="texture_decompress.h" />
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="state_wrapper.cpp" />
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@ -156,6 +157,7 @@
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<ClCompile Include="elf_file.cpp" />
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<ClCompile Include="x11_tools.cpp" />
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<ClCompile Include="opengl_context_egl_xlib.cpp" />
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<ClCompile Include="texture_decompress.cpp" />
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</ItemGroup>
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<ItemGroup>
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<None Include="metal_shaders.metal" />
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