yuzu/src/video_core/morton.cpp
David Marcec fdd649e2ef Fixed uninitialized memory due to missing returns in canary
Functions which are suppose to crash on non canary builds usually don't return anything which lead to uninitialized memory being used.
2018-12-19 12:52:32 +11:00

357 lines
18 KiB
C++

// 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 "core/memory.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*, std::size_t, VAddr);
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, std::size_t buffer_size, VAddr 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.
const u32 tile_size_x{GetDefaultBlockWidth(format)};
const 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, Memory::GetPointer(addr), buffer, false,
block_height, block_depth, tile_width_spacing);
}
}
static constexpr ConversionArray morton_to_linear_fns = {
// clang-format off
MortonCopy<true, PixelFormat::ABGR8U>,
MortonCopy<true, PixelFormat::ABGR8S>,
MortonCopy<true, PixelFormat::ABGR8UI>,
MortonCopy<true, PixelFormat::B5G6R5U>,
MortonCopy<true, PixelFormat::A2B10G10R10U>,
MortonCopy<true, PixelFormat::A1B5G5R5U>,
MortonCopy<true, PixelFormat::R8U>,
MortonCopy<true, PixelFormat::R8UI>,
MortonCopy<true, PixelFormat::RGBA16F>,
MortonCopy<true, PixelFormat::RGBA16U>,
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::G8R8U>,
MortonCopy<true, PixelFormat::G8R8S>,
MortonCopy<true, PixelFormat::BGRA8>,
MortonCopy<true, PixelFormat::RGBA32F>,
MortonCopy<true, PixelFormat::RG32F>,
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::RG32UI>,
MortonCopy<true, PixelFormat::R32UI>,
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::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::Z32F>,
MortonCopy<true, PixelFormat::Z16>,
MortonCopy<true, PixelFormat::Z24S8>,
MortonCopy<true, PixelFormat::S8Z24>,
MortonCopy<true, PixelFormat::Z32FS8>,
// clang-format on
};
static constexpr ConversionArray linear_to_morton_fns = {
// clang-format off
MortonCopy<false, PixelFormat::ABGR8U>,
MortonCopy<false, PixelFormat::ABGR8S>,
MortonCopy<false, PixelFormat::ABGR8UI>,
MortonCopy<false, PixelFormat::B5G6R5U>,
MortonCopy<false, PixelFormat::A2B10G10R10U>,
MortonCopy<false, PixelFormat::A1B5G5R5U>,
MortonCopy<false, PixelFormat::R8U>,
MortonCopy<false, PixelFormat::R8UI>,
MortonCopy<false, PixelFormat::RGBA16F>,
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::G8R8U>,
MortonCopy<false, PixelFormat::G8R8S>,
MortonCopy<false, PixelFormat::BGRA8>,
MortonCopy<false, PixelFormat::RGBA32F>,
MortonCopy<false, PixelFormat::RG32F>,
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::RG32UI>,
MortonCopy<false, PixelFormat::R32UI>,
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>,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
MortonCopy<false, PixelFormat::Z32F>,
MortonCopy<false, PixelFormat::Z16>,
MortonCopy<false, PixelFormat::Z24S8>,
MortonCopy<false, PixelFormat::S8Z24>,
MortonCopy<false, PixelFormat::Z32FS8>,
// clang-format on
};
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)];
}
/// 8x8 Z-Order coordinate from 2D coordinates
static u32 MortonInterleave(u32 x, u32 y) {
static const u32 xlut[] = {0x00, 0x01, 0x04, 0x05, 0x10, 0x11, 0x14, 0x15};
static const u32 ylut[] = {0x00, 0x02, 0x08, 0x0a, 0x20, 0x22, 0x28, 0x2a};
return xlut[x % 8] + ylut[y % 8];
}
/// Calculates the offset of the position of the pixel in Morton order
static u32 GetMortonOffset(u32 x, u32 y, u32 bytes_per_pixel) {
// Images are split into 8x8 tiles. Each tile is composed of four 4x4 subtiles each
// of which is composed of four 2x2 subtiles each of which is composed of four texels.
// Each structure is embedded into the next-bigger one in a diagonal pattern, e.g.
// texels are laid out in a 2x2 subtile like this:
// 2 3
// 0 1
//
// The full 8x8 tile has the texels arranged like this:
//
// 42 43 46 47 58 59 62 63
// 40 41 44 45 56 57 60 61
// 34 35 38 39 50 51 54 55
// 32 33 36 37 48 49 52 53
// 10 11 14 15 26 27 30 31
// 08 09 12 13 24 25 28 29
// 02 03 06 07 18 19 22 23
// 00 01 04 05 16 17 20 21
//
// This pattern is what's called Z-order curve, or Morton order.
const unsigned int block_height = 8;
const unsigned int coarse_x = x & ~7;
u32 i = MortonInterleave(x, y);
const unsigned int offset = coarse_x * block_height;
return (i + offset) * bytes_per_pixel;
}
static u32 MortonInterleave128(u32 x, u32 y) {
// 128x128 Z-Order coordinate from 2D coordinates
static constexpr u32 xlut[] = {
0x0000, 0x0001, 0x0002, 0x0003, 0x0008, 0x0009, 0x000a, 0x000b, 0x0040, 0x0041, 0x0042,
0x0043, 0x0048, 0x0049, 0x004a, 0x004b, 0x0800, 0x0801, 0x0802, 0x0803, 0x0808, 0x0809,
0x080a, 0x080b, 0x0840, 0x0841, 0x0842, 0x0843, 0x0848, 0x0849, 0x084a, 0x084b, 0x1000,
0x1001, 0x1002, 0x1003, 0x1008, 0x1009, 0x100a, 0x100b, 0x1040, 0x1041, 0x1042, 0x1043,
0x1048, 0x1049, 0x104a, 0x104b, 0x1800, 0x1801, 0x1802, 0x1803, 0x1808, 0x1809, 0x180a,
0x180b, 0x1840, 0x1841, 0x1842, 0x1843, 0x1848, 0x1849, 0x184a, 0x184b, 0x2000, 0x2001,
0x2002, 0x2003, 0x2008, 0x2009, 0x200a, 0x200b, 0x2040, 0x2041, 0x2042, 0x2043, 0x2048,
0x2049, 0x204a, 0x204b, 0x2800, 0x2801, 0x2802, 0x2803, 0x2808, 0x2809, 0x280a, 0x280b,
0x2840, 0x2841, 0x2842, 0x2843, 0x2848, 0x2849, 0x284a, 0x284b, 0x3000, 0x3001, 0x3002,
0x3003, 0x3008, 0x3009, 0x300a, 0x300b, 0x3040, 0x3041, 0x3042, 0x3043, 0x3048, 0x3049,
0x304a, 0x304b, 0x3800, 0x3801, 0x3802, 0x3803, 0x3808, 0x3809, 0x380a, 0x380b, 0x3840,
0x3841, 0x3842, 0x3843, 0x3848, 0x3849, 0x384a, 0x384b, 0x0000, 0x0001, 0x0002, 0x0003,
0x0008, 0x0009, 0x000a, 0x000b, 0x0040, 0x0041, 0x0042, 0x0043, 0x0048, 0x0049, 0x004a,
0x004b, 0x0800, 0x0801, 0x0802, 0x0803, 0x0808, 0x0809, 0x080a, 0x080b, 0x0840, 0x0841,
0x0842, 0x0843, 0x0848, 0x0849, 0x084a, 0x084b, 0x1000, 0x1001, 0x1002, 0x1003, 0x1008,
0x1009, 0x100a, 0x100b, 0x1040, 0x1041, 0x1042, 0x1043, 0x1048, 0x1049, 0x104a, 0x104b,
0x1800, 0x1801, 0x1802, 0x1803, 0x1808, 0x1809, 0x180a, 0x180b, 0x1840, 0x1841, 0x1842,
0x1843, 0x1848, 0x1849, 0x184a, 0x184b, 0x2000, 0x2001, 0x2002, 0x2003, 0x2008, 0x2009,
0x200a, 0x200b, 0x2040, 0x2041, 0x2042, 0x2043, 0x2048, 0x2049, 0x204a, 0x204b, 0x2800,
0x2801, 0x2802, 0x2803, 0x2808, 0x2809, 0x280a, 0x280b, 0x2840, 0x2841, 0x2842, 0x2843,
0x2848, 0x2849, 0x284a, 0x284b, 0x3000, 0x3001, 0x3002, 0x3003, 0x3008, 0x3009, 0x300a,
0x300b, 0x3040, 0x3041, 0x3042, 0x3043, 0x3048, 0x3049, 0x304a, 0x304b, 0x3800, 0x3801,
0x3802, 0x3803, 0x3808, 0x3809, 0x380a, 0x380b, 0x3840, 0x3841, 0x3842, 0x3843, 0x3848,
0x3849, 0x384a, 0x384b, 0x0000, 0x0001, 0x0002, 0x0003, 0x0008, 0x0009, 0x000a, 0x000b,
0x0040, 0x0041, 0x0042, 0x0043, 0x0048, 0x0049, 0x004a, 0x004b, 0x0800, 0x0801, 0x0802,
0x0803, 0x0808, 0x0809, 0x080a, 0x080b, 0x0840, 0x0841, 0x0842, 0x0843, 0x0848, 0x0849,
0x084a, 0x084b, 0x1000, 0x1001, 0x1002, 0x1003, 0x1008, 0x1009, 0x100a, 0x100b, 0x1040,
0x1041, 0x1042, 0x1043, 0x1048, 0x1049, 0x104a, 0x104b, 0x1800, 0x1801, 0x1802, 0x1803,
0x1808, 0x1809, 0x180a, 0x180b, 0x1840, 0x1841, 0x1842, 0x1843, 0x1848, 0x1849, 0x184a,
0x184b, 0x2000, 0x2001, 0x2002, 0x2003, 0x2008, 0x2009, 0x200a, 0x200b, 0x2040, 0x2041,
0x2042, 0x2043, 0x2048, 0x2049, 0x204a, 0x204b, 0x2800, 0x2801, 0x2802, 0x2803, 0x2808,
0x2809, 0x280a, 0x280b, 0x2840, 0x2841, 0x2842, 0x2843, 0x2848, 0x2849, 0x284a, 0x284b,
0x3000, 0x3001, 0x3002, 0x3003, 0x3008, 0x3009, 0x300a, 0x300b, 0x3040, 0x3041, 0x3042,
0x3043, 0x3048, 0x3049, 0x304a, 0x304b, 0x3800, 0x3801, 0x3802, 0x3803, 0x3808, 0x3809,
0x380a, 0x380b, 0x3840, 0x3841, 0x3842, 0x3843, 0x3848, 0x3849, 0x384a, 0x384b,
};
static constexpr u32 ylut[] = {
0x0000, 0x0004, 0x0010, 0x0014, 0x0020, 0x0024, 0x0030, 0x0034, 0x0080, 0x0084, 0x0090,
0x0094, 0x00a0, 0x00a4, 0x00b0, 0x00b4, 0x0100, 0x0104, 0x0110, 0x0114, 0x0120, 0x0124,
0x0130, 0x0134, 0x0180, 0x0184, 0x0190, 0x0194, 0x01a0, 0x01a4, 0x01b0, 0x01b4, 0x0200,
0x0204, 0x0210, 0x0214, 0x0220, 0x0224, 0x0230, 0x0234, 0x0280, 0x0284, 0x0290, 0x0294,
0x02a0, 0x02a4, 0x02b0, 0x02b4, 0x0300, 0x0304, 0x0310, 0x0314, 0x0320, 0x0324, 0x0330,
0x0334, 0x0380, 0x0384, 0x0390, 0x0394, 0x03a0, 0x03a4, 0x03b0, 0x03b4, 0x0400, 0x0404,
0x0410, 0x0414, 0x0420, 0x0424, 0x0430, 0x0434, 0x0480, 0x0484, 0x0490, 0x0494, 0x04a0,
0x04a4, 0x04b0, 0x04b4, 0x0500, 0x0504, 0x0510, 0x0514, 0x0520, 0x0524, 0x0530, 0x0534,
0x0580, 0x0584, 0x0590, 0x0594, 0x05a0, 0x05a4, 0x05b0, 0x05b4, 0x0600, 0x0604, 0x0610,
0x0614, 0x0620, 0x0624, 0x0630, 0x0634, 0x0680, 0x0684, 0x0690, 0x0694, 0x06a0, 0x06a4,
0x06b0, 0x06b4, 0x0700, 0x0704, 0x0710, 0x0714, 0x0720, 0x0724, 0x0730, 0x0734, 0x0780,
0x0784, 0x0790, 0x0794, 0x07a0, 0x07a4, 0x07b0, 0x07b4, 0x0000, 0x0004, 0x0010, 0x0014,
0x0020, 0x0024, 0x0030, 0x0034, 0x0080, 0x0084, 0x0090, 0x0094, 0x00a0, 0x00a4, 0x00b0,
0x00b4, 0x0100, 0x0104, 0x0110, 0x0114, 0x0120, 0x0124, 0x0130, 0x0134, 0x0180, 0x0184,
0x0190, 0x0194, 0x01a0, 0x01a4, 0x01b0, 0x01b4, 0x0200, 0x0204, 0x0210, 0x0214, 0x0220,
0x0224, 0x0230, 0x0234, 0x0280, 0x0284, 0x0290, 0x0294, 0x02a0, 0x02a4, 0x02b0, 0x02b4,
0x0300, 0x0304, 0x0310, 0x0314, 0x0320, 0x0324, 0x0330, 0x0334, 0x0380, 0x0384, 0x0390,
0x0394, 0x03a0, 0x03a4, 0x03b0, 0x03b4, 0x0400, 0x0404, 0x0410, 0x0414, 0x0420, 0x0424,
0x0430, 0x0434, 0x0480, 0x0484, 0x0490, 0x0494, 0x04a0, 0x04a4, 0x04b0, 0x04b4, 0x0500,
0x0504, 0x0510, 0x0514, 0x0520, 0x0524, 0x0530, 0x0534, 0x0580, 0x0584, 0x0590, 0x0594,
0x05a0, 0x05a4, 0x05b0, 0x05b4, 0x0600, 0x0604, 0x0610, 0x0614, 0x0620, 0x0624, 0x0630,
0x0634, 0x0680, 0x0684, 0x0690, 0x0694, 0x06a0, 0x06a4, 0x06b0, 0x06b4, 0x0700, 0x0704,
0x0710, 0x0714, 0x0720, 0x0724, 0x0730, 0x0734, 0x0780, 0x0784, 0x0790, 0x0794, 0x07a0,
0x07a4, 0x07b0, 0x07b4, 0x0000, 0x0004, 0x0010, 0x0014, 0x0020, 0x0024, 0x0030, 0x0034,
0x0080, 0x0084, 0x0090, 0x0094, 0x00a0, 0x00a4, 0x00b0, 0x00b4, 0x0100, 0x0104, 0x0110,
0x0114, 0x0120, 0x0124, 0x0130, 0x0134, 0x0180, 0x0184, 0x0190, 0x0194, 0x01a0, 0x01a4,
0x01b0, 0x01b4, 0x0200, 0x0204, 0x0210, 0x0214, 0x0220, 0x0224, 0x0230, 0x0234, 0x0280,
0x0284, 0x0290, 0x0294, 0x02a0, 0x02a4, 0x02b0, 0x02b4, 0x0300, 0x0304, 0x0310, 0x0314,
0x0320, 0x0324, 0x0330, 0x0334, 0x0380, 0x0384, 0x0390, 0x0394, 0x03a0, 0x03a4, 0x03b0,
0x03b4, 0x0400, 0x0404, 0x0410, 0x0414, 0x0420, 0x0424, 0x0430, 0x0434, 0x0480, 0x0484,
0x0490, 0x0494, 0x04a0, 0x04a4, 0x04b0, 0x04b4, 0x0500, 0x0504, 0x0510, 0x0514, 0x0520,
0x0524, 0x0530, 0x0534, 0x0580, 0x0584, 0x0590, 0x0594, 0x05a0, 0x05a4, 0x05b0, 0x05b4,
0x0600, 0x0604, 0x0610, 0x0614, 0x0620, 0x0624, 0x0630, 0x0634, 0x0680, 0x0684, 0x0690,
0x0694, 0x06a0, 0x06a4, 0x06b0, 0x06b4, 0x0700, 0x0704, 0x0710, 0x0714, 0x0720, 0x0724,
0x0730, 0x0734, 0x0780, 0x0784, 0x0790, 0x0794, 0x07a0, 0x07a4, 0x07b0, 0x07b4,
};
return xlut[x % 128] + ylut[y % 128];
}
static u32 GetMortonOffset128(u32 x, u32 y, u32 bytes_per_pixel) {
// Calculates the offset of the position of the pixel in Morton order
// Framebuffer images are split into 128x128 tiles.
constexpr u32 block_height = 128;
const u32 coarse_x = x & ~127;
const u32 i = MortonInterleave128(x, y);
const u32 offset = coarse_x * block_height;
return (i + offset) * bytes_per_pixel;
}
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, std::size_t buffer_size, VAddr addr) {
GetSwizzleFunction(mode, format)(stride, block_height, height, block_depth, depth,
tile_width_spacing, buffer, buffer_size, addr);
}
void MortonCopyPixels128(u32 width, u32 height, u32 bytes_per_pixel, u32 linear_bytes_per_pixel,
u8* morton_data, u8* linear_data, bool morton_to_linear) {
u8* data_ptrs[2];
for (u32 y = 0; y < height; ++y) {
for (u32 x = 0; x < width; ++x) {
const u32 coarse_y = y & ~127;
const u32 morton_offset =
GetMortonOffset128(x, y, bytes_per_pixel) + coarse_y * width * bytes_per_pixel;
const u32 linear_pixel_index = (x + y * width) * linear_bytes_per_pixel;
data_ptrs[morton_to_linear ? 1 : 0] = morton_data + morton_offset;
data_ptrs[morton_to_linear ? 0 : 1] = &linear_data[linear_pixel_index];
std::memcpy(data_ptrs[0], data_ptrs[1], bytes_per_pixel);
}
}
}
} // namespace VideoCore