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SPDX standardizes how source code conveys its copyright and licensing information. See https://spdx.github.io/spdx-spec/1-rationale/ . SPDX tags are adopted in many large projects, including things like the Linux kernel.
25 lines
420 B
C++
25 lines
420 B
C++
// Copyright 2016 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "Common/CommonTypes.h"
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struct DXTBlock
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{
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u16 color1;
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u16 color2;
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u8 lines[4];
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};
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constexpr u32 MakeRGBA(int r, int g, int b, int a)
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{
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return (a << 24) | (b << 16) | (g << 8) | r;
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}
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constexpr int DXTBlend(int v1, int v2)
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{
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// 3/8 blend, which is close to 1/3
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return ((v1 * 3 + v2 * 5) >> 3);
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}
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