ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

VideoCommon: remove HiResTexture DDS loading, update hirestexture logic to use custom texture data

This commit is contained in:
iwubcode 2023-02-28 20:28:27 -06:00
parent 3e35255983
commit 42cb3f3904
6 changed files with 27 additions and 568 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Source/Core/DolphinLib.props
View File

@ -1265,7 +1265,6 @@
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\FBInfo.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\GraphicsModActionFactory.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\GraphicsModManager.cpp" />
<ClCompile Include="VideoCommon\HiresTextures_DDSLoader.cpp" />
<ClCompile Include="VideoCommon\HiresTextures.cpp" />
<ClCompile Include="VideoCommon\IndexGenerator.cpp" />
<ClCompile Include="VideoCommon\LightingShaderGen.cpp" />

1
Source/Core/VideoCommon/CMakeLists.txt
View File

@ -77,7 +77,6 @@ add_library(videocommon
GraphicsModSystem/Runtime/GraphicsModManager.h
HiresTextures.cpp
HiresTextures.h
HiresTextures_DDSLoader.cpp
IndexGenerator.cpp
IndexGenerator.h
LightingShaderGen.cpp

68
Source/Core/VideoCommon/HiresTextures.cpp
View File

@ -185,7 +185,7 @@ void HiresTexture::Prefetch()
}
if (iter != s_textureCache.end())
{
for (const Level& l : iter->second->m_levels)
for (const VideoCommon::CustomTextureData::Level& l : iter->second->m_data.m_levels)
size_sum += l.data.size();
}
}
@ -246,21 +246,6 @@ std::string HiresTexture::GenBaseName(const TextureInfo& texture_info, bool dump
return "";
}
u32 HiresTexture::CalculateMipCount(u32 width, u32 height)
{
u32 mip_width = width;
u32 mip_height = height;
u32 mip_count = 1;
while (mip_width > 1 || mip_height > 1)
{
mip_width = std::max(mip_width / 2, 1u);
mip_height = std::max(mip_height / 2, 1u);
mip_count++;
}
return mip_count;
}
std::shared_ptr<HiresTexture> HiresTexture::Search(const TextureInfo& texture_info)
{
const std::string base_filename = GenBaseName(texture_info);
@ -298,10 +283,10 @@ std::unique_ptr<HiresTexture> HiresTexture::Load(const std::string& base_filenam
std::unique_ptr<HiresTexture> ret = std::unique_ptr<HiresTexture>(new HiresTexture());
const DiskTexture& first_mip_file = filename_iter->second;
ret->m_has_arbitrary_mipmaps = first_mip_file.has_arbitrary_mipmaps;
LoadDDSTexture(ret.get(), first_mip_file.path);
VideoCommon::LoadDDSTexture(&ret->m_data, first_mip_file.path);
// Load remaining mip levels, or from the start if it's not a DDS texture.
for (u32 mip_level = static_cast<u32>(ret->m_levels.size());; mip_level++)
for (u32 mip_level = static_cast<u32>(ret->m_data.m_levels.size());; mip_level++)
{
std::string filename = base_filename;
if (mip_level != 0)
@ -313,30 +298,25 @@ std::unique_ptr<HiresTexture> HiresTexture::Load(const std::string& base_filenam
// Try loading DDS textures first, that way we maintain compression of DXT formats.
// TODO: Reduce the number of open() calls here. We could use one fd.
Level level;
if (!LoadDDSTexture(level, filename_iter->second.path, mip_level))
VideoCommon::CustomTextureData::Level level;
if (!LoadDDSTexture(&level, filename_iter->second.path, mip_level))
{
File::IOFile file;
file.Open(filename_iter->second.path, "rb");
std::vector<u8> buffer(file.GetSize());
file.ReadBytes(buffer.data(), file.GetSize());
if (!LoadTexture(level, buffer))
if (!LoadPNGTexture(&level, filename_iter->second.path))
{
ERROR_LOG_FMT(VIDEO, "Custom texture {} failed to load", filename);
break;
}
}
ret->m_levels.push_back(std::move(level));
ret->m_data.m_levels.push_back(std::move(level));
}
// If we failed to load any mip levels, we can't use this texture at all.
if (ret->m_levels.empty())
if (ret->m_data.m_levels.empty())
return nullptr;
// Verify that the aspect ratio of the texture hasn't changed, as this could have side-effects.
const Level& first_mip = ret->m_levels[0];
const VideoCommon::CustomTextureData::Level& first_mip = ret->m_data.m_levels[0];
if (first_mip.width * height != first_mip.height * width)
{
ERROR_LOG_FMT(VIDEO,
@ -357,14 +337,14 @@ std::unique_ptr<HiresTexture> HiresTexture::Load(const std::string& base_filenam
// Verify that each mip level is the correct size (divide by 2 each time).
u32 current_mip_width = first_mip.width;
u32 current_mip_height = first_mip.height;
for (u32 mip_level = 1; mip_level < static_cast<u32>(ret->m_levels.size()); mip_level++)
for (u32 mip_level = 1; mip_level < static_cast<u32>(ret->m_data.m_levels.size()); mip_level++)
{
if (current_mip_width != 1 || current_mip_height != 1)
{
current_mip_width = std::max(current_mip_width / 2, 1u);
current_mip_height = std::max(current_mip_height / 2, 1u);
const Level& level = ret->m_levels[mip_level];
const VideoCommon::CustomTextureData::Level& level = ret->m_data.m_levels[mip_level];
if (current_mip_width == level.width && current_mip_height == level.height)
continue;
@ -381,13 +361,15 @@ std::unique_ptr<HiresTexture> HiresTexture::Load(const std::string& base_filenam
}
// Drop this mip level and any others after it.
while (ret->m_levels.size() > mip_level)
ret->m_levels.pop_back();
while (ret->m_data.m_levels.size() > mip_level)
ret->m_data.m_levels.pop_back();
}
// All levels have to have the same format.
if (std::any_of(ret->m_levels.begin(), ret->m_levels.end(),
[&ret](const Level& l) { return l.format != ret->m_levels[0].format; }))
if (std::any_of(ret->m_data.m_levels.begin(), ret->m_data.m_levels.end(),
[&ret](const VideoCommon::CustomTextureData::Level& l) {
return l.format != ret->m_data.m_levels[0].format;
}))
{
ERROR_LOG_FMT(VIDEO, "Custom texture {} has inconsistent formats across mip levels.",
first_mip_file.path);
@ -398,20 +380,6 @@ std::unique_ptr<HiresTexture> HiresTexture::Load(const std::string& base_filenam
return ret;
}
bool HiresTexture::LoadTexture(Level& level, const std::vector<u8>& buffer)
{
if (!Common::LoadPNG(buffer, &level.data, &level.width, &level.height))
return false;
if (level.data.empty())
return false;
// Loaded PNG images are converted to RGBA.
level.format = AbstractTextureFormat::RGBA8;
level.row_length = level.width;
return true;
}
std::set<std::string> GetTextureDirectoriesWithGameId(const std::string& root_directory,
const std::string& game_id)
{
@ -464,7 +432,7 @@ HiresTexture::~HiresTexture()
AbstractTextureFormat HiresTexture::GetFormat() const
{
return m_levels.at(0).format;
return m_data.m_levels.at(0).format;
}
bool HiresTexture::HasArbitraryMipmaps() const

19
Source/Core/VideoCommon/HiresTextures.h
View File

@ -9,6 +9,7 @@
#include <vector>
#include "Common/CommonTypes.h"
#include "VideoCommon/GraphicsModSystem/Runtime/CustomTextureData.h"
#include "VideoCommon/TextureConfig.h"
#include "VideoCommon/TextureInfo.h"
@ -29,31 +30,21 @@ public:
static std::string GenBaseName(const TextureInfo& texture_info, bool dump = false);
static u32 CalculateMipCount(u32 width, u32 height);
~HiresTexture();
AbstractTextureFormat GetFormat() const;
bool HasArbitraryMipmaps() const;
struct Level
{
std::vector<u8> data;
AbstractTextureFormat format = AbstractTextureFormat::RGBA8;
u32 width = 0;
u32 height = 0;
u32 row_length = 0;
};
std::vector<Level> m_levels;
VideoCommon::CustomTextureData& GetData() { return m_data; }
const VideoCommon::CustomTextureData& GetData() const { return m_data; }
private:
static std::unique_ptr<HiresTexture> Load(const std::string& base_filename, u32 width,
u32 height);
static bool LoadDDSTexture(HiresTexture* tex, const std::string& filename);
static bool LoadDDSTexture(Level& level, const std::string& filename, u32 mip_level);
static bool LoadTexture(Level& level, const std::vector<u8>& buffer);
static void Prefetch();
HiresTexture() = default;
VideoCommon::CustomTextureData m_data;
bool m_has_arbitrary_mipmaps = false;
};

498
Source/Core/VideoCommon/HiresTextures_DDSLoader.cpp
View File

@ -1,498 +0,0 @@
// Copyright 2017 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "VideoCommon/HiresTextures.h"
#include <algorithm>
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <functional>
#include "Common/Align.h"
#include "Common/IOFile.h"
#include "Common/Logging/Log.h"
#include "Common/Swap.h"
#include "VideoCommon/VideoConfig.h"
namespace
{
// From https://raw.githubusercontent.com/Microsoft/DirectXTex/master/DirectXTex/DDS.h
//
// This header defines constants and structures that are useful when parsing
// DDS files. DDS files were originally designed to use several structures
// and constants that are native to DirectDraw and are defined in ddraw.h,
// such as DDSURFACEDESC2 and DDSCAPS2. This file defines similar
// (compatible) constants and structures so that one can use DDS files
// without needing to include ddraw.h.
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// http://go.microsoft.com/fwlink/?LinkId=248926
#pragma pack(push, 1)
const uint32_t DDS_MAGIC = 0x20534444; // "DDS "
struct DDS_PIXELFORMAT
{
uint32_t dwSize;
uint32_t dwFlags;
uint32_t dwFourCC;
uint32_t dwRGBBitCount;
uint32_t dwRBitMask;
uint32_t dwGBitMask;
uint32_t dwBBitMask;
uint32_t dwABitMask;
};
#define DDS_FOURCC 0x00000004 // DDPF_FOURCC
#define DDS_RGB 0x00000040 // DDPF_RGB
#define DDS_RGBA 0x00000041 // DDPF_RGB | DDPF_ALPHAPIXELS
#define DDS_LUMINANCE 0x00020000 // DDPF_LUMINANCE
#define DDS_LUMINANCEA 0x00020001 // DDPF_LUMINANCE | DDPF_ALPHAPIXELS
#define DDS_ALPHA 0x00000002 // DDPF_ALPHA
#define DDS_PAL8 0x00000020 // DDPF_PALETTEINDEXED8
#define DDS_PAL8A 0x00000021 // DDPF_PALETTEINDEXED8 | DDPF_ALPHAPIXELS
#define DDS_BUMPDUDV 0x00080000 // DDPF_BUMPDUDV
#ifndef MAKEFOURCC
#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
((uint32_t)(uint8_t)(ch0) | ((uint32_t)(uint8_t)(ch1) << 8) | ((uint32_t)(uint8_t)(ch2) << 16) | \
((uint32_t)(uint8_t)(ch3) << 24))
#endif /* defined(MAKEFOURCC) */
#define DDS_HEADER_FLAGS_TEXTURE \
0x00001007 // DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT
#define DDS_HEADER_FLAGS_MIPMAP 0x00020000 // DDSD_MIPMAPCOUNT
#define DDS_HEADER_FLAGS_VOLUME 0x00800000 // DDSD_DEPTH
#define DDS_HEADER_FLAGS_PITCH 0x00000008 // DDSD_PITCH
#define DDS_HEADER_FLAGS_LINEARSIZE 0x00080000 // DDSD_LINEARSIZE
// Subset here matches D3D10_RESOURCE_DIMENSION and D3D11_RESOURCE_DIMENSION
enum DDS_RESOURCE_DIMENSION
{
DDS_DIMENSION_TEXTURE1D = 2,
DDS_DIMENSION_TEXTURE2D = 3,
DDS_DIMENSION_TEXTURE3D = 4,
};
struct DDS_HEADER
{
uint32_t dwSize;
uint32_t dwFlags;
uint32_t dwHeight;
uint32_t dwWidth;
uint32_t dwPitchOrLinearSize;
uint32_t dwDepth; // only if DDS_HEADER_FLAGS_VOLUME is set in dwFlags
uint32_t dwMipMapCount;
uint32_t dwReserved1[11];
DDS_PIXELFORMAT ddspf;
uint32_t dwCaps;
uint32_t dwCaps2;
uint32_t dwCaps3;
uint32_t dwCaps4;
uint32_t dwReserved2;
};
struct DDS_HEADER_DXT10
{
uint32_t dxgiFormat;
uint32_t resourceDimension;
uint32_t miscFlag; // see DDS_RESOURCE_MISC_FLAG
uint32_t arraySize;
uint32_t miscFlags2; // see DDS_MISC_FLAGS2
};
#pragma pack(pop)
static_assert(sizeof(DDS_HEADER) == 124, "DDS Header size mismatch");
static_assert(sizeof(DDS_HEADER_DXT10) == 20, "DDS DX10 Extended Header size mismatch");
constexpr DDS_PIXELFORMAT DDSPF_A8R8G8B8 = {
sizeof(DDS_PIXELFORMAT), DDS_RGBA, 0, 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000};
constexpr DDS_PIXELFORMAT DDSPF_X8R8G8B8 = {
sizeof(DDS_PIXELFORMAT), DDS_RGB, 0, 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000};
constexpr DDS_PIXELFORMAT DDSPF_A8B8G8R8 = {
sizeof(DDS_PIXELFORMAT), DDS_RGBA, 0, 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000};
constexpr DDS_PIXELFORMAT DDSPF_X8B8G8R8 = {
sizeof(DDS_PIXELFORMAT), DDS_RGB, 0, 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000};
constexpr DDS_PIXELFORMAT DDSPF_R8G8B8 = {
sizeof(DDS_PIXELFORMAT), DDS_RGB, 0, 24, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000};
// End of Microsoft code from DDS.h.
bool DDSPixelFormatMatches(const DDS_PIXELFORMAT& pf1, const DDS_PIXELFORMAT& pf2)
{
return std::tie(pf1.dwSize, pf1.dwFlags, pf1.dwFourCC, pf1.dwRGBBitCount, pf1.dwRBitMask,
pf1.dwGBitMask, pf1.dwGBitMask, pf1.dwBBitMask, pf1.dwABitMask) ==
std::tie(pf2.dwSize, pf2.dwFlags, pf2.dwFourCC, pf2.dwRGBBitCount, pf2.dwRBitMask,
pf2.dwGBitMask, pf2.dwGBitMask, pf2.dwBBitMask, pf2.dwABitMask);
}
struct DDSLoadInfo
{
u32 block_size = 1;
u32 bytes_per_block = 4;
u32 width = 0;
u32 height = 0;
u32 mip_count = 0;
AbstractTextureFormat format = AbstractTextureFormat::RGBA8;
size_t first_mip_offset = 0;
size_t first_mip_size = 0;
u32 first_mip_row_length = 0;
std::function<void(HiresTexture::Level*)> conversion_function;
};
u32 GetBlockCount(u32 extent, u32 block_size)
{
return std::max(Common::AlignUp(extent, block_size) / block_size, 1u);
}
void ConvertTexture_X8B8G8R8(HiresTexture::Level* level)
{
u8* data_ptr = level->data.data();
for (u32 row = 0; row < level->height; row++)
{
for (u32 x = 0; x < level->row_length; x++)
{
// Set alpha channel to full intensity.
data_ptr[3] = 0xFF;
data_ptr += sizeof(u32);
}
}
}
void ConvertTexture_A8R8G8B8(HiresTexture::Level* level)
{
u8* data_ptr = level->data.data();
for (u32 row = 0; row < level->height; row++)
{
for (u32 x = 0; x < level->row_length; x++)
{
// Byte swap ABGR -> RGBA
u32 val;
std::memcpy(&val, data_ptr, sizeof(val));
val = ((val & 0xFF00FF00) | ((val >> 16) & 0xFF) | ((val << 16) & 0xFF0000));
std::memcpy(data_ptr, &val, sizeof(u32));
data_ptr += sizeof(u32);
}
}
}
void ConvertTexture_X8R8G8B8(HiresTexture::Level* level)
{
u8* data_ptr = level->data.data();
for (u32 row = 0; row < level->height; row++)
{
for (u32 x = 0; x < level->row_length; x++)
{
// Byte swap XBGR -> RGBX, and set alpha to full intensity.
u32 val;
std::memcpy(&val, data_ptr, sizeof(val));
val = ((val & 0x0000FF00) | ((val >> 16) & 0xFF) | ((val << 16) & 0xFF0000)) | 0xFF000000;
std::memcpy(data_ptr, &val, sizeof(u32));
data_ptr += sizeof(u32);
}
}
}
void ConvertTexture_R8G8B8(HiresTexture::Level* level)
{
std::vector<u8> new_data(level->row_length * level->height * sizeof(u32));
const u8* rgb_data_ptr = level->data.data();
u8* data_ptr = new_data.data();
for (u32 row = 0; row < level->height; row++)
{
for (u32 x = 0; x < level->row_length; x++)
{
// This is BGR in memory.
u32 val;
std::memcpy(&val, rgb_data_ptr, sizeof(val));
val = ((val & 0x0000FF00) | ((val >> 16) & 0xFF) | ((val << 16) & 0xFF0000)) | 0xFF000000;
std::memcpy(data_ptr, &val, sizeof(u32));
data_ptr += sizeof(u32);
rgb_data_ptr += 3;
}
}
level->data = std::move(new_data);
}
bool ParseDDSHeader(File::IOFile& file, DDSLoadInfo* info)
{
// Exit as early as possible for non-DDS textures, since all extensions are currently
// passed through this function.
u32 magic;
if (!file.ReadBytes(&magic, sizeof(magic)) || magic != DDS_MAGIC)
return false;
DDS_HEADER header;
size_t header_size = sizeof(header);
if (!file.ReadBytes(&header, header_size) || header.dwSize < header_size)
return false;
// Required fields.
if ((header.dwFlags & DDS_HEADER_FLAGS_TEXTURE) != DDS_HEADER_FLAGS_TEXTURE)
return false;
// Image should be 2D.
if (header.dwFlags & DDS_HEADER_FLAGS_VOLUME)
return false;
// Presence of width/height fields is already tested by DDS_HEADER_FLAGS_TEXTURE.
info->width = header.dwWidth;
info->height = header.dwHeight;
if (info->width == 0 || info->height == 0)
return false;
// Check for mip levels.
if (header.dwFlags & DDS_HEADER_FLAGS_MIPMAP)
{
info->mip_count = header.dwMipMapCount;
if (header.dwMipMapCount != 0)
info->mip_count = header.dwMipMapCount;
else
info->mip_count = HiresTexture::CalculateMipCount(info->width, info->height);
}
else
{
info->mip_count = 1;
}
// Handle fourcc formats vs uncompressed formats.
bool has_fourcc = (header.ddspf.dwFlags & DDS_FOURCC) != 0;
bool needs_s3tc = false;
if (has_fourcc)
{
// Handle DX10 extension header.
u32 dxt10_format = 0;
if (header.ddspf.dwFourCC == MAKEFOURCC('D', 'X', '1', '0'))
{
DDS_HEADER_DXT10 dxt10_header;
if (!file.ReadBytes(&dxt10_header, sizeof(dxt10_header)))
return false;
// Can't handle array textures here. Doesn't make sense to use them, anyway.
if (dxt10_header.resourceDimension != DDS_DIMENSION_TEXTURE2D || dxt10_header.arraySize != 1)
return false;
header_size += sizeof(dxt10_header);
dxt10_format = dxt10_header.dxgiFormat;
}
// Currently, we only handle compressed textures here, and leave the rest to the SOIL loader.
// In the future, this could be extended, but these isn't much benefit in doing so currently.
if (header.ddspf.dwFourCC == MAKEFOURCC('D', 'X', 'T', '1') || dxt10_format == 71)
{
info->format = AbstractTextureFormat::DXT1;
info->block_size = 4;
info->bytes_per_block = 8;
needs_s3tc = true;
}
else if (header.ddspf.dwFourCC == MAKEFOURCC('D', 'X', 'T', '3') || dxt10_format == 74)
{
info->format = AbstractTextureFormat::DXT3;
info->block_size = 4;
info->bytes_per_block = 16;
needs_s3tc = true;
}
else if (header.ddspf.dwFourCC == MAKEFOURCC('D', 'X', 'T', '5') || dxt10_format == 77)
{
info->format = AbstractTextureFormat::DXT5;
info->block_size = 4;
info->bytes_per_block = 16;
needs_s3tc = true;
}
else if (dxt10_format == 98)
{
info->format = AbstractTextureFormat::BPTC;
info->block_size = 4;
info->bytes_per_block = 16;
if (!g_ActiveConfig.backend_info.bSupportsBPTCTextures)
return false;
}
else
{
// Leave all remaining formats to SOIL.
return false;
}
}
else
{
if (DDSPixelFormatMatches(header.ddspf, DDSPF_A8R8G8B8))
{
info->conversion_function = ConvertTexture_A8R8G8B8;
}
else if (DDSPixelFormatMatches(header.ddspf, DDSPF_X8R8G8B8))
{
info->conversion_function = ConvertTexture_X8R8G8B8;
}
else if (DDSPixelFormatMatches(header.ddspf, DDSPF_X8B8G8R8))
{
info->conversion_function = ConvertTexture_X8B8G8R8;
}
else if (DDSPixelFormatMatches(header.ddspf, DDSPF_R8G8B8))
{
info->conversion_function = ConvertTexture_R8G8B8;
}
else if (DDSPixelFormatMatches(header.ddspf, DDSPF_A8B8G8R8))
{
// This format is already in RGBA order, so no conversion necessary.
}
else
{
return false;
}
// All these formats are RGBA, just with byte swapping.
info->format = AbstractTextureFormat::RGBA8;
info->block_size = 1;
info->bytes_per_block = header.ddspf.dwRGBBitCount / 8;
}
// We also need to ensure the backend supports these formats natively before loading them,
// otherwise, fallback to SOIL, which will decompress them to RGBA.
if (needs_s3tc && !g_ActiveConfig.backend_info.bSupportsST3CTextures)
return false;
// Mip levels smaller than the block size are padded to multiples of the block size.
u32 blocks_wide = GetBlockCount(info->width, info->block_size);
u32 blocks_high = GetBlockCount(info->height, info->block_size);
// Pitch can be specified in the header, otherwise we can derive it from the dimensions. For
// compressed formats, both DDS_HEADER_FLAGS_LINEARSIZE and DDS_HEADER_FLAGS_PITCH should be
// set. See https://msdn.microsoft.com/en-us/library/windows/desktop/bb943982(v=vs.85).aspx
if (header.dwFlags & DDS_HEADER_FLAGS_PITCH && header.dwFlags & DDS_HEADER_FLAGS_LINEARSIZE)
{
// Convert pitch (in bytes) to texels/row length.
if (header.dwPitchOrLinearSize < info->bytes_per_block)
{
// Likely a corrupted or invalid file.
return false;
}
info->first_mip_row_length =
std::max(header.dwPitchOrLinearSize / info->bytes_per_block, 1u) * info->block_size;
info->first_mip_size = static_cast<size_t>(info->first_mip_row_length / info->block_size) *
info->block_size * blocks_high;
}
else
{
// Assume no padding between rows of blocks.
info->first_mip_row_length = blocks_wide * info->block_size;
info->first_mip_size = blocks_wide * static_cast<size_t>(info->bytes_per_block) * blocks_high;
}
// Check for truncated or corrupted files.
info->first_mip_offset = sizeof(magic) + header_size;
if (info->first_mip_offset >= file.GetSize())
return false;
return true;
}
bool ReadMipLevel(HiresTexture::Level* level, File::IOFile& file, const std::string& filename,
u32 mip_level, const DDSLoadInfo& info, u32 width, u32 height, u32 row_length,
size_t size)
{
// D3D11 cannot handle block compressed textures where the first mip level is
// not a multiple of the block size.
if (mip_level == 0 && info.block_size > 1 &&
((width % info.block_size) != 0 || (height % info.block_size) != 0))
{
ERROR_LOG_FMT(VIDEO,
"Invalid dimensions for DDS texture {}. For compressed textures of this format, "
"the width/height of the first mip level must be a multiple of {}.",
filename, info.block_size);
return false;
}
// Copy to the final storage location.
level->width = width;
level->height = height;
level->format = info.format;
level->row_length = row_length;
level->data.resize(size);
if (!file.ReadBytes(level->data.data(), level->data.size()))
return false;
// Apply conversion function for uncompressed textures.
if (info.conversion_function)
info.conversion_function(level);
return true;
}
} // namespace
bool HiresTexture::LoadDDSTexture(HiresTexture* tex, const std::string& filename)
{
File::IOFile file;
file.Open(filename, "rb");
if (!file.IsOpen())
return false;
DDSLoadInfo info;
if (!ParseDDSHeader(file, &info))
return false;
// Read first mip level, as it may have a custom pitch.
Level first_level;
if (!file.Seek(info.first_mip_offset, File::SeekOrigin::Begin) ||
!ReadMipLevel(&first_level, file, filename, 0, info, info.width, info.height,
info.first_mip_row_length, info.first_mip_size))
{
return false;
}
tex->m_levels.push_back(std::move(first_level));
// Read in any remaining mip levels in the file.
// If the .dds file does not contain a full mip chain, we'll fall back to the old path.
u32 mip_width = info.width;
u32 mip_height = info.height;
for (u32 i = 1; i < info.mip_count; i++)
{
mip_width = std::max(mip_width / 2, 1u);
mip_height = std::max(mip_height / 2, 1u);
// Pitch can't be specified with each mip level, so we have to calculate it ourselves.
u32 blocks_wide = GetBlockCount(mip_width, info.block_size);
u32 blocks_high = GetBlockCount(mip_height, info.block_size);
u32 mip_row_length = blocks_wide * info.block_size;
size_t mip_size = blocks_wide * static_cast<size_t>(info.bytes_per_block) * blocks_high;
Level level;
if (!ReadMipLevel(&level, file, filename, i, info, mip_width, mip_height, mip_row_length,
mip_size))
break;
tex->m_levels.push_back(std::move(level));
}
return true;
}
bool HiresTexture::LoadDDSTexture(Level& level, const std::string& filename, u32 mip_level)
{
// Only loading a single mip level.
File::IOFile file;
file.Open(filename, "rb");
if (!file.IsOpen())
return false;
DDSLoadInfo info;
if (!ParseDDSHeader(file, &info))
return false;
return ReadMipLevel(&level, file, filename, mip_level, info, info.width, info.height,
info.first_mip_row_length, info.first_mip_size);
}

8
Source/Core/VideoCommon/TextureCacheBase.cpp
View File

@ -1594,7 +1594,7 @@ RcTcacheEntry TextureCacheBase::GetTexture(const int textureCacheSafetyColorSamp
if (hires_tex)
{
const auto& level = hires_tex->m_levels[0];
const auto& level = hires_tex->GetData().m_levels[0];
if (level.width != width || level.height != height)
{
width = level.width;
@ -1612,7 +1612,7 @@ RcTcacheEntry TextureCacheBase::GetTexture(const int textureCacheSafetyColorSamp
#endif
// how many levels the allocated texture shall have
const u32 texLevels = no_mips ? 1 :
hires_tex ? (u32)hires_tex->m_levels.size() :
hires_tex ? (u32)hires_tex->GetData().m_levels.size() :
texture_info.GetLevelCount();
// We can decode on the GPU if it is a supported format and the flag is enabled.
@ -1634,7 +1634,7 @@ RcTcacheEntry TextureCacheBase::GetTexture(const int textureCacheSafetyColorSamp
ArbitraryMipmapDetector arbitrary_mip_detector;
if (hires_tex)
{
const auto& level = hires_tex->m_levels[0];
const auto& level = hires_tex->GetData().m_levels[0];
entry->texture->Load(0, level.width, level.height, level.row_length, level.data.data(),
level.data.size());
}
@ -1719,7 +1719,7 @@ RcTcacheEntry TextureCacheBase::GetTexture(const int textureCacheSafetyColorSamp
{
for (u32 level_index = 1; level_index != texLevels; ++level_index)
{
const auto& level = hires_tex->m_levels[level_index];
const auto& level = hires_tex->GetData().m_levels[level_index];
entry->texture->Load(level_index, level.width, level.height, level.row_length,
level.data.data(), level.data.size());
}