citra/src/video_core/rasterizer_cache/rasterizer_cache_utils.h

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// Copyright 2022 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <functional>
#include "common/hash.h"
#include "video_core/rasterizer_cache/pixel_format.h"
namespace OpenGL {
struct FormatTuple {
int internal_format;
u32 format;
u32 type;
};
const FormatTuple& GetFormatTuple(PixelFormat pixel_format);
struct HostTextureTag {
FormatTuple format_tuple{};
u32 width = 0;
u32 height = 0;
bool operator==(const HostTextureTag& rhs) const noexcept {
return std::memcmp(this, &rhs, sizeof(HostTextureTag)) == 0;
};
const u64 Hash() const {
return Common::ComputeHash64(this, sizeof(HostTextureTag));
}
};
struct TextureCubeConfig {
PAddr px;
PAddr nx;
PAddr py;
PAddr ny;
PAddr pz;
PAddr nz;
u32 width;
Pica::TexturingRegs::TextureFormat format;
bool operator==(const TextureCubeConfig& rhs) const {
return std::memcmp(this, &rhs, sizeof(TextureCubeConfig)) == 0;
}
bool operator!=(const TextureCubeConfig& rhs) const {
return std::memcmp(this, &rhs, sizeof(TextureCubeConfig)) != 0;
}
const u64 Hash() const {
return Common::ComputeHash64(this, sizeof(TextureCubeConfig));
}
};
} // namespace OpenGL
namespace std {
template <>
struct hash<OpenGL::HostTextureTag> {
std::size_t operator()(const OpenGL::HostTextureTag& tag) const noexcept {
return tag.Hash();
}
};
template <>
struct hash<OpenGL::TextureCubeConfig> {
std::size_t operator()(const OpenGL::TextureCubeConfig& config) const noexcept {
return config.Hash();
}
};
} // namespace std