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DirectXTex/Auxiliary/DirectXTexXboxDetile.cpp
Chuck Walbourn e9e293c0c5
Fixed unreferenced formal parameter warning (#460)
2024-02-28 15:16:02 -08:00

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//--------------------------------------------------------------------------------------
// File: DirectXTexXboxDetile.cpp
//
// DirectXTex Auxilary functions for converting from Xbox tiled to linear
//
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
//--------------------------------------------------------------------------------------
#include "DirectXTexP.h"
#include "DirectXTexXbox.h"
using Microsoft::WRL::ComPtr;
using namespace DirectX;
using namespace DirectX::Internal;
using namespace Xbox;
namespace
{
//----------------------------------------------------------------------------------
inline HRESULT DetileByElement1D(
const XboxImage& xbox,
uint32_t level,
_In_ XGTextureAddressComputer* computer,
const XG_RESOURCE_LAYOUT& layout,
_In_reads_(nimages) const Image* const * result,
size_t nimages,
size_t bpp,
size_t w,
bool packed)
{
const uint8_t* sptr = xbox.GetPointer();
const uint8_t* endPtr = sptr + layout.SizeBytes;
for (uint32_t item = 0; item < nimages; ++item)
{
const Image* img = result[item];
if (!img || !img->pixels)
return E_POINTER;
assert(img->width == result[0]->width);
assert(img->height == result[0]->height);
assert(img->rowPitch == result[0]->rowPitch);
assert(img->format == result[0]->format);
uint8_t* dptr = img->pixels;
for (size_t x = 0; x < w; ++x)
{
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
const UINT64 element = (packed) ? (x >> 1) : x;
const size_t offset = computer->GetTexelElementOffsetBytes(0, level, element, 0, item, 0, nullptr);
#else
const size_t offset = computer->GetTexelElementOffsetBytes(0, level, x, 0, item, 0);
#endif
if (offset == size_t(-1))
return E_FAIL;
const uint8_t* src = sptr + offset;
if ((src + bpp) > endPtr)
return E_FAIL;
memcpy(dptr, src, bpp);
dptr += bpp;
if (packed)
++x;
}
}
return S_OK;
}
//-------------------------------------------------------------------------------------
// 1D Tiling
//-------------------------------------------------------------------------------------
HRESULT Detile1D(
const XboxImage& xbox,
uint32_t level,
_In_ XGTextureAddressComputer* computer,
const XG_RESOURCE_LAYOUT& layout,
_In_reads_(nimages) const Image** result,
size_t nimages)
{
if (!nimages)
return E_INVALIDARG;
if (!xbox.GetPointer() || !computer || !result || !result[0])
return E_POINTER;
assert(layout.Planes == 1);
const DXGI_FORMAT format = result[0]->format;
assert(format == xbox.GetMetadata().format);
assert(!IsCompressed(format));
bool byelement = IsTypeless(format);
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
if (nimages > 1)
byelement = true;
#endif
if (IsPacked(format))
{
const size_t bpp = (BitsPerPixel(format) + 7) / 8;
// XG (XboxOne) incorrectly returns 2 instead of 4 here for layout.Plane[0].BytesPerElement
const size_t w = result[0]->width;
assert(((w + 1) / 2) == layout.Plane[0].MipLayout[level].WidthElements);
return DetileByElement1D(xbox, level, computer, layout, result, nimages, bpp, w, true);
}
else if (byelement)
{
//--- Typeless is done with per-element copy ----------------------------------
const size_t bpp = (BitsPerPixel(format) + 7) / 8;
assert(bpp == layout.Plane[0].BytesPerElement);
const size_t w = result[0]->width;
assert(w == layout.Plane[0].MipLayout[level].WidthElements);
return DetileByElement1D(xbox, level, computer, layout, result, nimages, bpp, w, false);
}
else
{
//--- Standard format handling ------------------------------------------------
auto& mip = layout.Plane[0].MipLayout[level];
const UINT32 tiledPixels = mip.PitchPixels * mip.PaddedDepthOrArraySize;
auto scanline = make_AlignedArrayXMVECTOR(tiledPixels + result[0]->width);
XMVECTOR* target = scanline.get();
XMVECTOR* tiled = target + result[0]->width;
#ifdef _DEBUG
memset(target, 0xCD, sizeof(XMVECTOR) * result[0]->width);
memset(tiled, 0xDD, sizeof(XMVECTOR) * tiledPixels);
#endif
// Load tiled texture
if ((xbox.GetSize() - mip.OffsetBytes) < mip.SizeBytes)
return E_FAIL;
if (!LoadScanline(tiled, tiledPixels, xbox.GetPointer() + mip.OffsetBytes, mip.SizeBytes, xbox.GetMetadata().format))
return E_FAIL;
// Perform detiling
for (uint32_t item = 0; item < nimages; ++item)
{
const Image* img = result[item];
if (!img || !img->pixels)
return E_POINTER;
assert(img->width == result[0]->width);
assert(img->height == result[0]->height);
assert(img->rowPitch == result[0]->rowPitch);
assert(img->format == result[0]->format);
for (size_t x = 0; x < img->width; ++x)
{
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
size_t offset = computer->GetTexelElementOffsetBytes(0, level, x, 0, item, 0, nullptr);
#else
size_t offset = computer->GetTexelElementOffsetBytes(0, level, x, 0, item, 0);
#endif
if (offset == size_t(-1))
return E_FAIL;
assert(offset >= mip.OffsetBytes);
assert(offset < mip.OffsetBytes + mip.SizeBytes);
offset = (offset - mip.OffsetBytes) / layout.Plane[0].BytesPerElement;
assert(offset < tiledPixels);
target[x] = tiled[offset];
}
if (!StoreScanline(img->pixels, img->rowPitch, img->format, target, img->width))
return E_FAIL;
}
}
return S_OK;
}
//-------------------------------------------------------------------------------------
// 2D Tiling
//-------------------------------------------------------------------------------------
HRESULT Detile2D(
const XboxImage& xbox,
uint32_t level,
_In_ XGTextureAddressComputer* computer,
_In_reads_(nimages) const Image** result,
size_t nimages)
{
if (!nimages)
return E_INVALIDARG;
if (!xbox.GetPointer() || !computer || !result || !result[0])
return E_POINTER;
assert(xbox.GetMetadata().format == result[0]->format);
uint8_t* baseAddr = xbox.GetPointer();
const auto& metadata = xbox.GetMetadata();
for (uint32_t item = 0; item < nimages; ++item)
{
const Image* img = result[item];
if (!img || !img->pixels)
return E_POINTER;
assert(img->width == result[0]->width);
assert(img->height == result[0]->height);
assert(img->rowPitch == result[0]->rowPitch);
assert(img->format == result[0]->format);
HRESULT hr = computer->CopyFromSubresource(
img->pixels,
0u,
metadata.CalculateSubresource(level, item),
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
0u,
#endif
baseAddr,
static_cast<UINT32>(img->rowPitch),
0u);
if (FAILED(hr))
{
return hr;
}
}
return S_OK;
}
//-------------------------------------------------------------------------------------
// 3D Tiling
//-------------------------------------------------------------------------------------
HRESULT Detile3D(
const XboxImage& xbox,
uint32_t level,
_In_ XGTextureAddressComputer* computer,
const Image& result)
{
if (!computer || !xbox.GetPointer() || !result.pixels)
return E_POINTER;
assert(xbox.GetMetadata().format == result.format);
uint8_t* baseAddr = xbox.GetPointer();
const auto& metadata = xbox.GetMetadata();
return computer->CopyFromSubresource(
result.pixels,
0u,
metadata.CalculateSubresource(level, 0),
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
0u,
#endif
baseAddr,
static_cast<UINT32>(result.rowPitch),
static_cast<UINT32>(result.slicePitch));
}
}
//=====================================================================================
// Entry-points
//=====================================================================================
//-------------------------------------------------------------------------------------
// Detile image
//-------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT Xbox::Detile(
const XboxImage& xbox,
DirectX::ScratchImage& image)
{
if (!xbox.GetSize() || !xbox.GetPointer() || xbox.GetTileMode() == c_XboxTileModeInvalid)
return E_INVALIDARG;
image.Release();
auto& metadata = xbox.GetMetadata();
if (metadata.format == DXGI_FORMAT_R1_UNORM
|| IsVideo(metadata.format))
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
switch (metadata.format)
{
case DXGI_FORMAT_R32G32B32_TYPELESS:
case DXGI_FORMAT_R32G32B32_FLOAT:
case DXGI_FORMAT_R32G32B32_UINT:
case DXGI_FORMAT_R32G32B32_SINT:
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
default:
break;
}
XG_RESOURCE_LAYOUT layout = {};
switch (metadata.dimension)
{
case TEX_DIMENSION_TEXTURE1D:
{
XG_TEXTURE1D_DESC desc = {};
desc.Width = static_cast<UINT>(metadata.width);
desc.MipLevels = static_cast<UINT>(metadata.mipLevels);
desc.ArraySize = static_cast<UINT>(metadata.arraySize);
desc.Format = static_cast<XG_FORMAT>(metadata.format);
desc.Usage = XG_USAGE_DEFAULT;
desc.BindFlags = XG_BIND_SHADER_RESOURCE;
desc.MiscFlags = (metadata.IsCubemap()) ? XG_RESOURCE_MISC_TEXTURECUBE : 0;
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
desc.SwizzleMode = xbox.GetTileMode();
#else
desc.TileMode = xbox.GetTileMode();
#endif
ComPtr<XGTextureAddressComputer> computer;
HRESULT hr = XGCreateTexture1DComputer(&desc, computer.GetAddressOf());
if (FAILED(hr))
return hr;
hr = computer->GetResourceLayout(&layout);
if (FAILED(hr))
return hr;
if (layout.Planes != 1)
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
if (layout.SizeBytes != xbox.GetSize()
|| layout.BaseAlignmentBytes != xbox.GetAlignment())
return E_UNEXPECTED;
hr = image.Initialize(metadata);
if (FAILED(hr))
return hr;
for (uint32_t level = 0; level < metadata.mipLevels; ++level)
{
if (metadata.arraySize > 1)
{
std::vector<const Image*> images;
images.reserve(metadata.arraySize);
for (uint32_t item = 0; item < metadata.arraySize; ++item)
{
const Image* img = image.GetImage(level, item, 0);
if (!img)
{
image.Release();
return E_FAIL;
}
images.push_back(img);
}
hr = Detile1D(xbox, level, computer.Get(), layout, &images[0], images.size());
}
else
{
const Image* img = image.GetImage(level, 0, 0);
if (!img)
{
image.Release();
return E_FAIL;
}
hr = Detile1D(xbox, level, computer.Get(), layout, &img, 1);
}
if (FAILED(hr))
{
image.Release();
return hr;
}
}
}
break;
case TEX_DIMENSION_TEXTURE2D:
{
XG_TEXTURE2D_DESC desc = {};
desc.Width = static_cast<UINT>(metadata.width);
desc.Height = static_cast<UINT>(metadata.height);
desc.MipLevels = static_cast<UINT>(metadata.mipLevels);
desc.ArraySize = static_cast<UINT>(metadata.arraySize);
desc.Format = static_cast<XG_FORMAT>(metadata.format);
desc.SampleDesc.Count = 1;
desc.Usage = XG_USAGE_DEFAULT;
desc.BindFlags = XG_BIND_SHADER_RESOURCE;
desc.MiscFlags = (metadata.miscFlags & TEX_MISC_TEXTURECUBE) ? XG_RESOURCE_MISC_TEXTURECUBE : 0;
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
desc.SwizzleMode = xbox.GetTileMode();
#else
desc.TileMode = xbox.GetTileMode();
#endif
ComPtr<XGTextureAddressComputer> computer;
HRESULT hr = XGCreateTexture2DComputer(&desc, computer.GetAddressOf());
if (FAILED(hr))
return hr;
hr = computer->GetResourceLayout(&layout);
if (FAILED(hr))
return hr;
if (layout.Planes != 1)
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
if (layout.SizeBytes != xbox.GetSize()
|| layout.BaseAlignmentBytes != xbox.GetAlignment())
return E_UNEXPECTED;
hr = image.Initialize(metadata);
if (FAILED(hr))
return hr;
for (uint32_t level = 0; level < metadata.mipLevels; ++level)
{
if (metadata.arraySize > 1)
{
std::vector<const Image*> images;
images.reserve(metadata.arraySize);
for (uint32_t item = 0; item < metadata.arraySize; ++item)
{
const Image* img = image.GetImage(level, item, 0);
if (!img)
{
image.Release();
return E_FAIL;
}
images.push_back(img);
}
hr = Detile2D(xbox, level, computer.Get(), &images[0], images.size());
}
else
{
const Image* img = image.GetImage(level, 0, 0);
if (!img)
{
image.Release();
return E_FAIL;
}
hr = Detile2D(xbox, level, computer.Get(), &img, 1);
}
if (FAILED(hr))
{
image.Release();
return hr;
}
}
}
break;
case TEX_DIMENSION_TEXTURE3D:
{
XG_TEXTURE3D_DESC desc = {};
desc.Width = static_cast<UINT>(metadata.width);
desc.Height = static_cast<UINT>(metadata.height);
desc.Depth = static_cast<UINT>(metadata.depth);
desc.MipLevels = static_cast<UINT>(metadata.mipLevels);
desc.Format = static_cast<XG_FORMAT>(metadata.format);
desc.Usage = XG_USAGE_DEFAULT;
desc.BindFlags = XG_BIND_SHADER_RESOURCE;
#if defined(_GAMING_XBOX_SCARLETT) || defined(_USE_SCARLETT)
desc.SwizzleMode = xbox.GetTileMode();
#else
desc.TileMode = xbox.GetTileMode();
#endif
ComPtr<XGTextureAddressComputer> computer;
HRESULT hr = XGCreateTexture3DComputer(&desc, computer.GetAddressOf());
if (FAILED(hr))
return hr;
hr = computer->GetResourceLayout(&layout);
if (FAILED(hr))
return hr;
if (layout.Planes != 1)
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
if (layout.SizeBytes != xbox.GetSize()
|| layout.BaseAlignmentBytes != xbox.GetAlignment())
return E_UNEXPECTED;
hr = image.Initialize(metadata);
if (FAILED(hr))
return hr;
uint32_t d = static_cast<uint32_t>(metadata.depth);
size_t index = 0;
for (uint32_t level = 0; level < metadata.mipLevels; ++level)
{
if ((index + d) > image.GetImageCount())
{
image.Release();
return E_FAIL;
}
// Relies on the fact that slices are contiguous
hr = Detile3D(xbox, level, computer.Get(), image.GetImages()[index]);
if (FAILED(hr))
{
image.Release();
return hr;
}
index += d;
if (d > 1)
d >>= 1;
}
}
break;
default:
return E_FAIL;
}
return S_OK;
}
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