// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include <cstring>
#include "common/assert.h"
#include "common/common_types.h"
#include "video_core/morton.h"
#include "video_core/surface.h"
#include "video_core/textures/decoders.h"
namespace VideoCore {
using Surface::GetBytesPerPixel;
using Surface::PixelFormat;
using MortonCopyFn = void (*)(u32, u32, u32, u32, u32, u32, u8*, u8*);
using ConversionArray = std::array<MortonCopyFn, Surface::MaxPixelFormat>;
template <bool morton_to_linear, PixelFormat format>
static void MortonCopy(u32 stride, u32 block_height, u32 height, u32 block_depth, u32 depth,
u32 tile_width_spacing, u8* buffer, u8* addr) {
constexpr u32 bytes_per_pixel = GetBytesPerPixel(format);
// With the BCn formats (DXT and DXN), each 4x4 tile is swizzled instead of just individual
// pixel values.
constexpr u32 tile_size_x{GetDefaultBlockWidth(format)};
constexpr u32 tile_size_y{GetDefaultBlockHeight(format)};
if constexpr (morton_to_linear) {
Tegra::Texture::UnswizzleTexture(buffer, addr, tile_size_x, tile_size_y, bytes_per_pixel,
stride, height, depth, block_height, block_depth,
tile_width_spacing);
} else {
Tegra::Texture::CopySwizzledData((stride + tile_size_x - 1) / tile_size_x,
(height + tile_size_y - 1) / tile_size_y, depth,
bytes_per_pixel, bytes_per_pixel, addr, buffer, false,
block_height, block_depth, tile_width_spacing);
}
}
static constexpr ConversionArray morton_to_linear_fns = {
MortonCopy<true, PixelFormat::ABGR8U>,
MortonCopy<true, PixelFormat::ABGR8S>,
MortonCopy<true, PixelFormat::ABGR8I>,
MortonCopy<true, PixelFormat::ABGR8UI>,
MortonCopy<true, PixelFormat::B5G6R5U>,
MortonCopy<true, PixelFormat::A2B10G10R10U>,
MortonCopy<true, PixelFormat::A1B5G5R5U>,
MortonCopy<true, PixelFormat::R8U>,
MortonCopy<true, PixelFormat::R8S>,
MortonCopy<true, PixelFormat::R8I>,
MortonCopy<true, PixelFormat::R8UI>,
MortonCopy<true, PixelFormat::RGBA16F>,
MortonCopy<true, PixelFormat::RGBA16U>,
MortonCopy<true, PixelFormat::RGBA16S>,
MortonCopy<true, PixelFormat::RGBA16UI>,
MortonCopy<true, PixelFormat::R11FG11FB10F>,
MortonCopy<true, PixelFormat::RGBA32UI>,
MortonCopy<true, PixelFormat::DXT1>,
MortonCopy<true, PixelFormat::DXT23>,
MortonCopy<true, PixelFormat::DXT45>,
MortonCopy<true, PixelFormat::DXN1>,
MortonCopy<true, PixelFormat::DXN2UNORM>,
MortonCopy<true, PixelFormat::DXN2SNORM>,
MortonCopy<true, PixelFormat::BC7U>,
MortonCopy<true, PixelFormat::BC6H_UF16>,
MortonCopy<true, PixelFormat::BC6H_SF16>,
MortonCopy<true, PixelFormat::ASTC_2D_4X4>,
MortonCopy<true, PixelFormat::BGRA8>,
MortonCopy<true, PixelFormat::RGBA32F>,
MortonCopy<true, PixelFormat::RG32F>,
MortonCopy<true, PixelFormat::RG32I>,
MortonCopy<true, PixelFormat::R32F>,
MortonCopy<true, PixelFormat::R16F>,
MortonCopy<true, PixelFormat::R16U>,
MortonCopy<true, PixelFormat::R16S>,
MortonCopy<true, PixelFormat::R16UI>,
MortonCopy<true, PixelFormat::R16I>,
MortonCopy<true, PixelFormat::RG16>,
MortonCopy<true, PixelFormat::RG16F>,
MortonCopy<true, PixelFormat::RG16UI>,
MortonCopy<true, PixelFormat::RG16I>,
MortonCopy<true, PixelFormat::RG16S>,
MortonCopy<true, PixelFormat::RGB32F>,
MortonCopy<true, PixelFormat::RGBA8_SRGB>,
MortonCopy<true, PixelFormat::RG8U>,
MortonCopy<true, PixelFormat::RG8S>,
MortonCopy<true, PixelFormat::RG8I>,
MortonCopy<true, PixelFormat::RG8UI>,
MortonCopy<true, PixelFormat::RG32UI>,
MortonCopy<true, PixelFormat::RGBX16F>,
MortonCopy<true, PixelFormat::R32UI>,
MortonCopy<true, PixelFormat::R32I>,
MortonCopy<true, PixelFormat::ASTC_2D_8X8>,
MortonCopy<true, PixelFormat::ASTC_2D_8X5>,
MortonCopy<true, PixelFormat::ASTC_2D_5X4>,
MortonCopy<true, PixelFormat::BGRA8_SRGB>,
MortonCopy<true, PixelFormat::DXT1_SRGB>,
MortonCopy<true, PixelFormat::DXT23_SRGB>,
MortonCopy<true, PixelFormat::DXT45_SRGB>,
MortonCopy<true, PixelFormat::BC7U_SRGB>,
MortonCopy<true, PixelFormat::R4G4B4A4U>,
MortonCopy<true, PixelFormat::ASTC_2D_4X4_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_8X8_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_8X5_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_5X4_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_5X5>,
MortonCopy<true, PixelFormat::ASTC_2D_5X5_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_10X8>,
MortonCopy<true, PixelFormat::ASTC_2D_10X8_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_6X6>,
MortonCopy<true, PixelFormat::ASTC_2D_6X6_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_10X10>,
MortonCopy<true, PixelFormat::ASTC_2D_10X10_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_12X12>,
MortonCopy<true, PixelFormat::ASTC_2D_12X12_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_8X6>,
MortonCopy<true, PixelFormat::ASTC_2D_8X6_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_6X5>,
MortonCopy<true, PixelFormat::ASTC_2D_6X5_SRGB>,
MortonCopy<true, PixelFormat::E5B9G9R9F>,
MortonCopy<true, PixelFormat::Z32F>,
MortonCopy<true, PixelFormat::Z16>,
MortonCopy<true, PixelFormat::Z24S8>,
MortonCopy<true, PixelFormat::S8Z24>,
MortonCopy<true, PixelFormat::Z32FS8>,
};
static constexpr ConversionArray linear_to_morton_fns = {
MortonCopy<false, PixelFormat::ABGR8U>,
MortonCopy<false, PixelFormat::ABGR8S>,
MortonCopy<false, PixelFormat::ABGR8I>,
MortonCopy<false, PixelFormat::ABGR8UI>,
MortonCopy<false, PixelFormat::B5G6R5U>,
MortonCopy<false, PixelFormat::A2B10G10R10U>,
MortonCopy<false, PixelFormat::A1B5G5R5U>,
MortonCopy<false, PixelFormat::R8U>,
MortonCopy<false, PixelFormat::R8S>,
MortonCopy<false, PixelFormat::R8I>,
MortonCopy<false, PixelFormat::R8UI>,
MortonCopy<false, PixelFormat::RGBA16F>,
MortonCopy<false, PixelFormat::RGBA16S>,
MortonCopy<false, PixelFormat::RGBA16U>,
MortonCopy<false, PixelFormat::RGBA16UI>,
MortonCopy<false, PixelFormat::R11FG11FB10F>,
MortonCopy<false, PixelFormat::RGBA32UI>,
MortonCopy<false, PixelFormat::DXT1>,
MortonCopy<false, PixelFormat::DXT23>,
MortonCopy<false, PixelFormat::DXT45>,
MortonCopy<false, PixelFormat::DXN1>,
MortonCopy<false, PixelFormat::DXN2UNORM>,
MortonCopy<false, PixelFormat::DXN2SNORM>,
MortonCopy<false, PixelFormat::BC7U>,
MortonCopy<false, PixelFormat::BC6H_UF16>,
MortonCopy<false, PixelFormat::BC6H_SF16>,
// TODO(Subv): Swizzling ASTC formats are not supported
nullptr,
MortonCopy<false, PixelFormat::BGRA8>,
MortonCopy<false, PixelFormat::RGBA32F>,
MortonCopy<false, PixelFormat::RG32F>,
MortonCopy<false, PixelFormat::RG32I>,
MortonCopy<false, PixelFormat::R32F>,
MortonCopy<false, PixelFormat::R16F>,
MortonCopy<false, PixelFormat::R16U>,
MortonCopy<false, PixelFormat::R16S>,
MortonCopy<false, PixelFormat::R16UI>,
MortonCopy<false, PixelFormat::R16I>,
MortonCopy<false, PixelFormat::RG16>,
MortonCopy<false, PixelFormat::RG16F>,
MortonCopy<false, PixelFormat::RG16UI>,
MortonCopy<false, PixelFormat::RG16I>,
MortonCopy<false, PixelFormat::RG16S>,
MortonCopy<false, PixelFormat::RGB32F>,
MortonCopy<false, PixelFormat::RGBA8_SRGB>,
MortonCopy<false, PixelFormat::RG8U>,
MortonCopy<false, PixelFormat::RG8S>,
MortonCopy<false, PixelFormat::RG8I>,
MortonCopy<false, PixelFormat::RG8UI>,
MortonCopy<false, PixelFormat::RG32UI>,
MortonCopy<false, PixelFormat::RGBX16F>,
MortonCopy<false, PixelFormat::R32UI>,
MortonCopy<false, PixelFormat::R32I>,
nullptr,
nullptr,
nullptr,
MortonCopy<false, PixelFormat::BGRA8_SRGB>,
MortonCopy<false, PixelFormat::DXT1_SRGB>,
MortonCopy<false, PixelFormat::DXT23_SRGB>,
MortonCopy<false, PixelFormat::DXT45_SRGB>,
MortonCopy<false, PixelFormat::BC7U_SRGB>,
MortonCopy<false, PixelFormat::R4G4B4A4U>,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
MortonCopy<false, PixelFormat::E5B9G9R9F>,
MortonCopy<false, PixelFormat::Z32F>,
MortonCopy<false, PixelFormat::Z16>,
MortonCopy<false, PixelFormat::Z24S8>,
MortonCopy<false, PixelFormat::S8Z24>,
MortonCopy<false, PixelFormat::Z32FS8>,
};
static MortonCopyFn GetSwizzleFunction(MortonSwizzleMode mode, Surface::PixelFormat format) {
switch (mode) {
case MortonSwizzleMode::MortonToLinear:
return morton_to_linear_fns[static_cast<std::size_t>(format)];
case MortonSwizzleMode::LinearToMorton:
return linear_to_morton_fns[static_cast<std::size_t>(format)];
}
UNREACHABLE();
return morton_to_linear_fns[static_cast<std::size_t>(format)];
}
void MortonSwizzle(MortonSwizzleMode mode, Surface::PixelFormat format, u32 stride,
u32 block_height, u32 height, u32 block_depth, u32 depth, u32 tile_width_spacing,
u8* buffer, u8* addr) {
GetSwizzleFunction(mode, format)(stride, block_height, height, block_depth, depth,
tile_width_spacing, buffer, addr);
}
} // namespace VideoCore
