dolphin/Source/Core/VideoCommon/TextureConfig.h

53 lines
1.1 KiB
C++

// Copyright 2017 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <cstddef>
#include <functional>
#include "Common/CommonTypes.h"
#include "Common/MathUtil.h"
enum class AbstractTextureFormat : u32
{
RGBA8,
DXT1,
DXT3,
DXT5,
BPTC
};
struct TextureConfig
{
constexpr TextureConfig() = default;
bool operator==(const TextureConfig& o) const;
MathUtil::Rectangle<int> GetRect() const;
u32 width = 0;
u32 height = 0;
u32 levels = 1;
u32 layers = 1;
AbstractTextureFormat format = AbstractTextureFormat::RGBA8;
bool rendertarget = false;
};
namespace std
{
template <>
struct hash<TextureConfig>
{
using argument_type = TextureConfig;
using result_type = size_t;
result_type operator()(const argument_type& c) const noexcept
{
const u64 id = static_cast<u64>(c.rendertarget) << 63 | static_cast<u64>(c.format) << 50 |
static_cast<u64>(c.layers) << 48 | static_cast<u64>(c.levels) << 32 |
static_cast<u64>(c.height) << 16 | static_cast<u64>(c.width);
return std::hash<u64>{}(id);
}
};
} // namespace std