Files
citra/src/video_core/rasterizer_cache/utils.h
emufan4568 14652d52bc morton_swizzle: Implement texture formats in UNSWIZZLE_TABLE
* I can now remove that loop that has been messing with my OCD
2022-12-25 22:02:11 +02:00

86 lines
2.2 KiB
C++

// Copyright 2022 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <functional>
#include <span>
#include "common/hash.h"
#include "video_core/rasterizer_cache/pixel_format.h"
#include "video_core/rasterizer_cache/types.h"
namespace OpenGL {
struct FormatTuple {
int internal_format;
u32 format;
u32 type;
};
const FormatTuple& GetFormatTuple(PixelFormat pixel_format);
struct HostTextureTag {
PixelFormat format{};
u32 width = 0;
u32 height = 0;
auto operator<=>(const HostTextureTag&) const noexcept = default;
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;
auto operator<=>(const TextureCubeConfig&) const noexcept = default;
const u64 Hash() const {
return Common::ComputeHash64(this, sizeof(TextureCubeConfig));
}
};
class SurfaceParams;
[[nodiscard]] ClearValue MakeClearValue(SurfaceType type, PixelFormat format, const u8* fill_data);
void SwizzleTexture(const SurfaceParams& params, u32 start_offset,
std::span<std::byte> source_linear, std::span<std::byte> dest_tiled);
/**
* Converts a morton swizzled texture to linear format.
*
* @param params Structure used to query the surface information.
* @param start_offset Is the offset at which the source_tiled span begins
* @param source_tiled The source morton swizzled data.
* @param dest_linear The output buffer where the generated linear data will be written to.
*/
void UnswizzleTexture(const SurfaceParams& params, u32 start_offset,
std::span<std::byte> source_tiled, std::span<std::byte> dest_linear);
} // 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