865 lines
30 KiB
C++
865 lines
30 KiB
C++
//-------------------------------------------------------------------------------------
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// DirectXTexD3D11.cpp
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//
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// DirectX Texture Library - Direct3D 11 helpers
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
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// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
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// PARTICULAR PURPOSE.
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// http://go.microsoft.com/fwlink/?LinkId=248926
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//-------------------------------------------------------------------------------------
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#include "directxtexp.h"
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#include <d3d10.h>
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namespace DirectX
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{
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static HRESULT _Capture( _In_ ID3D11DeviceContext* pContext, _In_ ID3D11Resource* pSource, _In_ const TexMetadata& metadata,
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_In_ const ScratchImage& result )
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{
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if ( !pContext || !pSource || !result.GetPixels() )
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return E_POINTER;
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if ( metadata.dimension == TEX_DIMENSION_TEXTURE3D )
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{
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//--- Volume texture ----------------------------------------------------------
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assert( metadata.arraySize == 1 );
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size_t height = metadata.height;
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size_t depth = metadata.depth;
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for( size_t level = 0; level < metadata.mipLevels; ++level )
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{
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UINT dindex = D3D11CalcSubresource( static_cast<UINT>( level ), 0, static_cast<UINT>( metadata.mipLevels ) );
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D3D11_MAPPED_SUBRESOURCE mapped;
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HRESULT hr = pContext->Map( pSource, dindex, D3D11_MAP_READ, 0, &mapped );
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if ( FAILED(hr) )
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return hr;
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auto pslice = reinterpret_cast<const uint8_t*>( mapped.pData );
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if ( !pslice )
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{
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pContext->Unmap( pSource, dindex );
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return E_POINTER;
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}
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size_t lines = ComputeScanlines( metadata.format, height );
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for( size_t slice = 0; slice < depth; ++slice )
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{
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const Image* img = result.GetImage( level, 0, slice );
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if ( !img )
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{
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pContext->Unmap( pSource, dindex );
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return E_FAIL;
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}
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if ( !img->pixels )
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{
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pContext->Unmap( pSource, dindex );
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return E_POINTER;
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}
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const uint8_t* sptr = pslice;
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uint8_t* dptr = img->pixels;
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for( size_t h = 0; h < lines; ++h )
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{
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size_t msize = std::min<size_t>( img->rowPitch, mapped.RowPitch );
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memcpy_s( dptr, img->rowPitch, sptr, msize );
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sptr += mapped.RowPitch;
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dptr += img->rowPitch;
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}
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pslice += mapped.DepthPitch;
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}
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pContext->Unmap( pSource, dindex );
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if ( height > 1 )
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height >>= 1;
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if ( depth > 1 )
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depth >>= 1;
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}
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}
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else
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{
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//--- 1D or 2D texture --------------------------------------------------------
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assert( metadata.depth == 1 );
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for( size_t item = 0; item < metadata.arraySize; ++item )
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{
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size_t height = metadata.height;
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for( size_t level = 0; level < metadata.mipLevels; ++level )
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{
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UINT dindex = D3D11CalcSubresource( static_cast<UINT>( level ), static_cast<UINT>( item ), static_cast<UINT>( metadata.mipLevels ) );
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D3D11_MAPPED_SUBRESOURCE mapped;
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HRESULT hr = pContext->Map( pSource, dindex, D3D11_MAP_READ, 0, &mapped );
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if ( FAILED(hr) )
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return hr;
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const Image* img = result.GetImage( level, item, 0 );
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if ( !img )
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{
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pContext->Unmap( pSource, dindex );
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return E_FAIL;
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}
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if ( !img->pixels )
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{
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pContext->Unmap( pSource, dindex );
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return E_POINTER;
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}
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size_t lines = ComputeScanlines( metadata.format, height );
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auto sptr = reinterpret_cast<const uint8_t*>( mapped.pData );
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uint8_t* dptr = img->pixels;
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for( size_t h = 0; h < lines; ++h )
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{
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size_t msize = std::min<size_t>( img->rowPitch, mapped.RowPitch );
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memcpy_s( dptr, img->rowPitch, sptr, msize );
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sptr += mapped.RowPitch;
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dptr += img->rowPitch;
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}
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pContext->Unmap( pSource, dindex );
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if ( height > 1 )
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height >>= 1;
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}
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}
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}
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return S_OK;
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}
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//=====================================================================================
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// Entry-points
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//=====================================================================================
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//-------------------------------------------------------------------------------------
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// Determine if given texture metadata is supported on the given device
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//-------------------------------------------------------------------------------------
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_Use_decl_annotations_
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bool IsSupportedTexture( ID3D11Device* pDevice, const TexMetadata& metadata )
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{
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if ( !pDevice )
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return false;
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D3D_FEATURE_LEVEL fl = pDevice->GetFeatureLevel();
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// Validate format
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DXGI_FORMAT fmt = metadata.format;
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if ( !IsValid( fmt ) )
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return false;
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if ( IsVideo(fmt) )
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return false;
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switch( fmt )
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{
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case DXGI_FORMAT_BC4_TYPELESS:
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case DXGI_FORMAT_BC4_UNORM:
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case DXGI_FORMAT_BC4_SNORM:
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case DXGI_FORMAT_BC5_TYPELESS:
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case DXGI_FORMAT_BC5_UNORM:
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case DXGI_FORMAT_BC5_SNORM:
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if ( fl < D3D_FEATURE_LEVEL_10_0 )
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return false;
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break;
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case DXGI_FORMAT_BC6H_TYPELESS:
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case DXGI_FORMAT_BC6H_UF16:
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case DXGI_FORMAT_BC6H_SF16:
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case DXGI_FORMAT_BC7_TYPELESS:
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case DXGI_FORMAT_BC7_UNORM:
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case DXGI_FORMAT_BC7_UNORM_SRGB:
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if ( fl < D3D_FEATURE_LEVEL_11_0 )
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return false;
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break;
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}
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// Validate miplevel count
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if ( metadata.mipLevels > D3D11_REQ_MIP_LEVELS )
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return false;
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// Validate array size, dimension, and width/height
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size_t arraySize = metadata.arraySize;
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size_t iWidth = metadata.width;
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size_t iHeight = metadata.height;
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size_t iDepth = metadata.depth;
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// Most cases are known apriori based on feature level, but we use this for robustness to handle the few optional cases
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UINT formatSupport = 0;
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HRESULT hr = pDevice->CheckFormatSupport( fmt, &formatSupport );
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if ( FAILED(hr) )
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{
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formatSupport = 0;
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}
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switch ( metadata.dimension )
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{
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case TEX_DIMENSION_TEXTURE1D:
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if ( !(formatSupport & D3D11_FORMAT_SUPPORT_TEXTURE1D) )
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return false;
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if ( (arraySize > D3D11_REQ_TEXTURE1D_ARRAY_AXIS_DIMENSION)
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|| (iWidth > D3D11_REQ_TEXTURE1D_U_DIMENSION) )
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return false;
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if ( fl < D3D_FEATURE_LEVEL_11_0 )
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{
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if ( (arraySize > D3D10_REQ_TEXTURE1D_ARRAY_AXIS_DIMENSION)
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|| (iWidth > D3D10_REQ_TEXTURE1D_U_DIMENSION) )
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return false;
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if ( fl < D3D_FEATURE_LEVEL_10_0 )
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{
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if ( (arraySize > 1) || (iWidth > 4096 /*D3D_FL9_3_REQ_TEXTURE1D_U_DIMENSION*/) )
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return false;
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if ( (fl < D3D_FEATURE_LEVEL_9_3) && (iWidth > 2048 /*D3D_FL9_1_REQ_TEXTURE1D_U_DIMENSION*/ ) )
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return false;
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}
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}
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break;
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case TEX_DIMENSION_TEXTURE2D:
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if ( metadata.IsCubemap() )
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{
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if ( !(formatSupport & D3D11_FORMAT_SUPPORT_TEXTURECUBE) )
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return false;
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if ( (arraySize > D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION)
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|| (iWidth > D3D11_REQ_TEXTURECUBE_DIMENSION)
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|| (iHeight > D3D11_REQ_TEXTURECUBE_DIMENSION))
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return false;
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if ( fl < D3D_FEATURE_LEVEL_11_0 )
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{
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if ( (arraySize > D3D10_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION)
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|| (iWidth > D3D10_REQ_TEXTURECUBE_DIMENSION)
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|| (iHeight > D3D10_REQ_TEXTURECUBE_DIMENSION))
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return false;
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if ( (fl < D3D_FEATURE_LEVEL_10_1) && (arraySize != 6) )
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return false;
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if ( fl < D3D_FEATURE_LEVEL_10_0 )
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{
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if ( (iWidth > 4096 /*D3D_FL9_3_REQ_TEXTURECUBE_DIMENSION*/ )
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|| (iHeight > 4096 /*D3D_FL9_3_REQ_TEXTURECUBE_DIMENSION*/ ) )
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return false;
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if ( (fl < D3D_FEATURE_LEVEL_9_3)
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&& ( (iWidth > 512 /*D3D_FL9_1_REQ_TEXTURECUBE_DIMENSION*/)
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|| (iHeight > 512 /*D3D_FL9_1_REQ_TEXTURECUBE_DIMENSION*/) ) )
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return false;
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}
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}
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}
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else // Not a cube map
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{
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if ( !(formatSupport & D3D11_FORMAT_SUPPORT_TEXTURE2D) )
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return false;
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if ( (arraySize > D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION)
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|| (iWidth > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION)
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|| (iHeight > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION))
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return false;
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if ( fl < D3D_FEATURE_LEVEL_11_0 )
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{
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if ( (arraySize > D3D10_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION)
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|| (iWidth > D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION)
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|| (iHeight > D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION))
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return false;
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if ( fl < D3D_FEATURE_LEVEL_10_0 )
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{
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if ( (arraySize > 1)
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|| (iWidth > 4096 /*D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION*/)
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|| (iHeight > 4096 /*D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION*/) )
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return false;
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if ( (fl < D3D_FEATURE_LEVEL_9_3)
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&& ( (iWidth > 2048 /*D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION*/)
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|| (iHeight > 2048 /*D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION*/) ) )
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return false;
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}
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}
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}
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break;
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case TEX_DIMENSION_TEXTURE3D:
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if ( !(formatSupport & D3D11_FORMAT_SUPPORT_TEXTURE3D) )
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return false;
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if ( (arraySize > 1)
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|| (iWidth > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION)
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|| (iHeight > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION)
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|| (iDepth > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION) )
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return false;
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if ( fl < D3D_FEATURE_LEVEL_11_0 )
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{
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if ( (iWidth > D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION)
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|| (iHeight > D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION)
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|| (iDepth > D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION) )
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return false;
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if ( fl < D3D_FEATURE_LEVEL_10_0 )
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{
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if ( (iWidth > 256 /*D3D_FL9_1_REQ_TEXTURE3D_U_V_OR_W_DIMENSION*/)
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|| (iHeight > 256 /*D3D_FL9_1_REQ_TEXTURE3D_U_V_OR_W_DIMENSION*/)
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|| (iDepth > 256 /*D3D_FL9_1_REQ_TEXTURE3D_U_V_OR_W_DIMENSION*/) )
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return false;
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}
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}
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break;
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default:
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// Not a supported dimension
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return false;
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}
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return true;
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}
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//-------------------------------------------------------------------------------------
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// Create a texture resource
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//-------------------------------------------------------------------------------------
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_Use_decl_annotations_
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HRESULT CreateTexture( ID3D11Device* pDevice, const Image* srcImages, size_t nimages, const TexMetadata& metadata,
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ID3D11Resource** ppResource )
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{
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return CreateTextureEx( pDevice, srcImages, nimages, metadata,
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D3D11_USAGE_DEFAULT, D3D11_BIND_SHADER_RESOURCE, 0, 0, false,
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ppResource );
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}
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_Use_decl_annotations_
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HRESULT CreateTextureEx( ID3D11Device* pDevice, const Image* srcImages, size_t nimages, const TexMetadata& metadata,
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D3D11_USAGE usage, unsigned int bindFlags, unsigned int cpuAccessFlags, unsigned int miscFlags, bool forceSRGB,
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ID3D11Resource** ppResource )
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{
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if ( !pDevice || !srcImages || !nimages || !ppResource )
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return E_INVALIDARG;
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*ppResource = nullptr;
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if ( !metadata.mipLevels || !metadata.arraySize )
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return E_INVALIDARG;
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#ifdef _M_X64
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if ( (metadata.width > 0xFFFFFFFF) || (metadata.height > 0xFFFFFFFF)
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|| (metadata.mipLevels > 0xFFFFFFFF) || (metadata.arraySize > 0xFFFFFFFF) )
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return E_INVALIDARG;
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#endif
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std::unique_ptr<D3D11_SUBRESOURCE_DATA[]> initData( new (std::nothrow) D3D11_SUBRESOURCE_DATA[ metadata.mipLevels * metadata.arraySize ] );
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if ( !initData )
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return E_OUTOFMEMORY;
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// Fill out subresource array
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if ( metadata.dimension == TEX_DIMENSION_TEXTURE3D )
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{
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//--- Volume case -------------------------------------------------------------
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if ( !metadata.depth )
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return E_INVALIDARG;
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#ifdef _M_X64
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if ( metadata.depth > 0xFFFFFFFF )
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return E_INVALIDARG;
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#endif
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if ( metadata.arraySize > 1 )
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// Direct3D 11 doesn't support arrays of 3D textures
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return HRESULT_FROM_WIN32( ERROR_NOT_SUPPORTED );
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size_t depth = metadata.depth;
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size_t idx = 0;
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for( size_t level = 0; level < metadata.mipLevels; ++level )
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{
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size_t index = metadata.ComputeIndex( level, 0, 0 );
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if ( index >= nimages )
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return E_FAIL;
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const Image& img = srcImages[ index ];
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if ( img.format != metadata.format )
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return E_FAIL;
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if ( !img.pixels )
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return E_POINTER;
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// Verify pixels in image 1 .. (depth-1) are exactly image->slicePitch apart
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// For 3D textures, this relies on all slices of the same miplevel being continous in memory
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// (this is how ScratchImage lays them out), which is why we just give the 0th slice to Direct3D 11
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const uint8_t* pSlice = img.pixels + img.slicePitch;
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for( size_t slice = 1; slice < depth; ++slice )
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{
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size_t tindex = metadata.ComputeIndex( level, 0, slice );
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if ( tindex >= nimages )
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return E_FAIL;
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const Image& timg = srcImages[ tindex ];
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if ( !timg.pixels )
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return E_POINTER;
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if ( timg.pixels != pSlice
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|| timg.format != metadata.format
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|| timg.rowPitch != img.rowPitch
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|| timg.slicePitch != img.slicePitch )
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return E_FAIL;
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pSlice = timg.pixels + img.slicePitch;
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}
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assert( idx < (metadata.mipLevels * metadata.arraySize) );
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initData[idx].pSysMem = img.pixels;
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initData[idx].SysMemPitch = static_cast<DWORD>( img.rowPitch );
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initData[idx].SysMemSlicePitch = static_cast<DWORD>( img.slicePitch );
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++idx;
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if ( depth > 1 )
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depth >>= 1;
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}
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}
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else
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{
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//--- 1D or 2D texture case ---------------------------------------------------
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size_t idx = 0;
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for( size_t item = 0; item < metadata.arraySize; ++item )
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{
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for( size_t level = 0; level < metadata.mipLevels; ++level )
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{
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size_t index = metadata.ComputeIndex( level, item, 0 );
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if ( index >= nimages )
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return E_FAIL;
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const Image& img = srcImages[ index ];
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if ( img.format != metadata.format )
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return E_FAIL;
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if ( !img.pixels )
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return E_POINTER;
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assert( idx < (metadata.mipLevels * metadata.arraySize) );
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initData[idx].pSysMem = img.pixels;
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initData[idx].SysMemPitch = static_cast<DWORD>( img.rowPitch );
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initData[idx].SysMemSlicePitch = static_cast<DWORD>( img.slicePitch );
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++idx;
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}
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}
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}
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// Create texture using static initialization data
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HRESULT hr = E_FAIL;
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DXGI_FORMAT tformat = ( forceSRGB ) ? MakeSRGB( metadata.format ) : metadata.format;
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switch ( metadata.dimension )
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{
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case TEX_DIMENSION_TEXTURE1D:
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{
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D3D11_TEXTURE1D_DESC desc;
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desc.Width = static_cast<UINT>( metadata.width );
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desc.MipLevels = static_cast<UINT>( metadata.mipLevels );
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desc.ArraySize = static_cast<UINT>( metadata.arraySize );
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desc.Format = tformat;
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desc.Usage = usage;
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desc.BindFlags = bindFlags;
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desc.CPUAccessFlags = cpuAccessFlags;
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desc.MiscFlags = miscFlags & ~D3D11_RESOURCE_MISC_TEXTURECUBE;
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hr = pDevice->CreateTexture1D( &desc, initData.get(), reinterpret_cast<ID3D11Texture1D**>(ppResource) );
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}
|
|
break;
|
|
|
|
case TEX_DIMENSION_TEXTURE2D:
|
|
{
|
|
D3D11_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 = tformat;
|
|
desc.SampleDesc.Count = 1;
|
|
desc.SampleDesc.Quality = 0;
|
|
desc.Usage = usage;
|
|
desc.BindFlags = bindFlags;
|
|
desc.CPUAccessFlags = cpuAccessFlags;
|
|
if ( metadata.IsCubemap() )
|
|
desc.MiscFlags = miscFlags | D3D11_RESOURCE_MISC_TEXTURECUBE;
|
|
else
|
|
desc.MiscFlags = miscFlags & ~D3D11_RESOURCE_MISC_TEXTURECUBE;
|
|
|
|
hr = pDevice->CreateTexture2D( &desc, initData.get(), reinterpret_cast<ID3D11Texture2D**>(ppResource) );
|
|
}
|
|
break;
|
|
|
|
case TEX_DIMENSION_TEXTURE3D:
|
|
{
|
|
D3D11_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 = tformat;
|
|
desc.Usage = usage;
|
|
desc.BindFlags = bindFlags;
|
|
desc.CPUAccessFlags = cpuAccessFlags;
|
|
desc.MiscFlags = miscFlags & ~D3D11_RESOURCE_MISC_TEXTURECUBE;
|
|
|
|
hr = pDevice->CreateTexture3D( &desc, initData.get(), reinterpret_cast<ID3D11Texture3D**>(ppResource) );
|
|
}
|
|
break;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------------------------
|
|
// Create a shader resource view and associated texture
|
|
//-------------------------------------------------------------------------------------
|
|
_Use_decl_annotations_
|
|
HRESULT CreateShaderResourceView( ID3D11Device* pDevice, const Image* srcImages, size_t nimages, const TexMetadata& metadata,
|
|
ID3D11ShaderResourceView** ppSRV )
|
|
{
|
|
return CreateShaderResourceViewEx( pDevice, srcImages, nimages, metadata,
|
|
D3D11_USAGE_DEFAULT, D3D11_BIND_SHADER_RESOURCE, 0, 0, false,
|
|
ppSRV );
|
|
}
|
|
|
|
_Use_decl_annotations_
|
|
HRESULT CreateShaderResourceViewEx( ID3D11Device* pDevice, const Image* srcImages, size_t nimages, const TexMetadata& metadata,
|
|
D3D11_USAGE usage, unsigned int bindFlags, unsigned int cpuAccessFlags, unsigned int miscFlags, bool forceSRGB,
|
|
ID3D11ShaderResourceView** ppSRV )
|
|
{
|
|
if ( !ppSRV )
|
|
return E_INVALIDARG;
|
|
|
|
*ppSRV = nullptr;
|
|
|
|
ScopedObject<ID3D11Resource> resource;
|
|
HRESULT hr = CreateTextureEx( pDevice, srcImages, nimages, metadata,
|
|
usage, bindFlags, cpuAccessFlags, miscFlags, forceSRGB,
|
|
&resource );
|
|
if ( FAILED(hr) )
|
|
return hr;
|
|
|
|
assert( !resource.IsNull() );
|
|
|
|
D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
|
|
memset( &SRVDesc, 0, sizeof(SRVDesc) );
|
|
if ( forceSRGB )
|
|
SRVDesc.Format = MakeSRGB( metadata.format );
|
|
else
|
|
SRVDesc.Format = metadata.format;
|
|
|
|
switch ( metadata.dimension )
|
|
{
|
|
case TEX_DIMENSION_TEXTURE1D:
|
|
if ( metadata.arraySize > 1 )
|
|
{
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE1DARRAY;
|
|
SRVDesc.Texture1DArray.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
SRVDesc.Texture1DArray.ArraySize = static_cast<UINT>( metadata.arraySize );
|
|
}
|
|
else
|
|
{
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE1D;
|
|
SRVDesc.Texture1D.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
}
|
|
break;
|
|
|
|
case TEX_DIMENSION_TEXTURE2D:
|
|
if ( metadata.IsCubemap() )
|
|
{
|
|
if (metadata.arraySize > 6)
|
|
{
|
|
assert( (metadata.arraySize % 6) == 0 );
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBEARRAY;
|
|
SRVDesc.TextureCubeArray.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
SRVDesc.TextureCubeArray.NumCubes = static_cast<UINT>( metadata.arraySize / 6 );
|
|
}
|
|
else
|
|
{
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBE;
|
|
SRVDesc.TextureCube.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
}
|
|
}
|
|
else if ( metadata.arraySize > 1 )
|
|
{
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY;
|
|
SRVDesc.Texture2DArray.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
SRVDesc.Texture2DArray.ArraySize = static_cast<UINT>( metadata.arraySize );
|
|
}
|
|
else
|
|
{
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
|
|
SRVDesc.Texture2D.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
}
|
|
break;
|
|
|
|
case TEX_DIMENSION_TEXTURE3D:
|
|
assert( metadata.arraySize == 1 );
|
|
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE3D;
|
|
SRVDesc.Texture3D.MipLevels = static_cast<UINT>( metadata.mipLevels );
|
|
break;
|
|
|
|
default:
|
|
return E_FAIL;
|
|
}
|
|
|
|
hr = pDevice->CreateShaderResourceView( resource.Get(), &SRVDesc, ppSRV );
|
|
if ( FAILED(hr) )
|
|
return hr;
|
|
|
|
assert( *ppSRV );
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------------------------
|
|
// Save a texture resource to a DDS file in memory/on disk
|
|
//-------------------------------------------------------------------------------------
|
|
_Use_decl_annotations_
|
|
HRESULT CaptureTexture( ID3D11Device* pDevice, ID3D11DeviceContext* pContext, ID3D11Resource* pSource, ScratchImage& result )
|
|
{
|
|
if ( !pDevice || !pContext || !pSource )
|
|
return E_INVALIDARG;
|
|
|
|
D3D11_RESOURCE_DIMENSION resType = D3D11_RESOURCE_DIMENSION_UNKNOWN;
|
|
pSource->GetType( &resType );
|
|
|
|
HRESULT hr;
|
|
|
|
switch( resType )
|
|
{
|
|
case D3D11_RESOURCE_DIMENSION_TEXTURE1D:
|
|
{
|
|
ScopedObject<ID3D11Texture1D> pTexture;
|
|
hr = pSource->QueryInterface( __uuidof(ID3D11Texture1D), (void**) &pTexture );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pTexture.Get() );
|
|
|
|
D3D11_TEXTURE1D_DESC desc;
|
|
pTexture->GetDesc( &desc );
|
|
|
|
desc.BindFlags = 0;
|
|
desc.MiscFlags = 0;
|
|
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
|
|
desc.Usage = D3D11_USAGE_STAGING;
|
|
|
|
ScopedObject<ID3D11Texture1D> pStaging;
|
|
hr = pDevice->CreateTexture1D( &desc, 0, &pStaging );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pStaging.Get() );
|
|
|
|
pContext->CopyResource( pStaging.Get(), pSource );
|
|
|
|
TexMetadata mdata;
|
|
mdata.width = desc.Width;
|
|
mdata.height = mdata.depth = 1;
|
|
mdata.arraySize = desc.ArraySize;
|
|
mdata.mipLevels = desc.MipLevels;
|
|
mdata.miscFlags = 0;
|
|
mdata.miscFlags2 = 0;
|
|
mdata.format = desc.Format;
|
|
mdata.dimension = TEX_DIMENSION_TEXTURE1D;
|
|
|
|
hr = result.Initialize( mdata );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
hr = _Capture( pContext, pStaging.Get(), mdata, result );
|
|
}
|
|
break;
|
|
|
|
case D3D11_RESOURCE_DIMENSION_TEXTURE2D:
|
|
{
|
|
ScopedObject<ID3D11Texture2D> pTexture;
|
|
hr = pSource->QueryInterface( __uuidof(ID3D11Texture2D), (void**) &pTexture );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pTexture.Get() );
|
|
|
|
D3D11_TEXTURE2D_DESC desc;
|
|
pTexture->GetDesc( &desc );
|
|
|
|
ScopedObject<ID3D11Texture2D> pStaging;
|
|
if ( desc.SampleDesc.Count > 1 )
|
|
{
|
|
desc.SampleDesc.Count = 1;
|
|
desc.SampleDesc.Quality = 0;
|
|
|
|
ScopedObject<ID3D11Texture2D> pTemp;
|
|
hr = pDevice->CreateTexture2D( &desc, 0, &pTemp );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pTemp.Get() );
|
|
|
|
DXGI_FORMAT fmt = desc.Format;
|
|
if ( IsTypeless(fmt) )
|
|
{
|
|
// Assume a UNORM if it exists otherwise use FLOAT
|
|
fmt = MakeTypelessUNORM( fmt );
|
|
fmt = MakeTypelessFLOAT( fmt );
|
|
}
|
|
|
|
UINT support = 0;
|
|
hr = pDevice->CheckFormatSupport( fmt, &support );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
if ( !(support & D3D11_FORMAT_SUPPORT_MULTISAMPLE_RESOLVE) )
|
|
{
|
|
hr = E_FAIL;
|
|
break;
|
|
}
|
|
|
|
for( UINT item = 0; item < desc.ArraySize; ++item )
|
|
{
|
|
for( UINT level = 0; level < desc.MipLevels; ++level )
|
|
{
|
|
UINT index = D3D11CalcSubresource( level, item, desc.MipLevels );
|
|
pContext->ResolveSubresource( pTemp.Get(), index, pSource, index, fmt );
|
|
}
|
|
}
|
|
|
|
desc.BindFlags = 0;
|
|
desc.MiscFlags &= D3D11_RESOURCE_MISC_TEXTURECUBE;
|
|
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
|
|
desc.Usage = D3D11_USAGE_STAGING;
|
|
|
|
hr = pDevice->CreateTexture2D( &desc, 0, &pStaging );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pStaging.Get() );
|
|
|
|
pContext->CopyResource( pStaging.Get(), pTemp.Get() );
|
|
}
|
|
else
|
|
{
|
|
desc.BindFlags = 0;
|
|
desc.MiscFlags &= D3D11_RESOURCE_MISC_TEXTURECUBE;
|
|
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
|
|
desc.Usage = D3D11_USAGE_STAGING;
|
|
|
|
hr = pDevice->CreateTexture2D( &desc, 0, &pStaging );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pStaging.Get() );
|
|
|
|
pContext->CopyResource( pStaging.Get(), pSource );
|
|
}
|
|
|
|
TexMetadata mdata;
|
|
mdata.width = desc.Width;
|
|
mdata.height = desc.Height;
|
|
mdata.depth = 1;
|
|
mdata.arraySize = desc.ArraySize;
|
|
mdata.mipLevels = desc.MipLevels;
|
|
mdata.miscFlags = (desc.MiscFlags & D3D11_RESOURCE_MISC_TEXTURECUBE) ? TEX_MISC_TEXTURECUBE : 0;
|
|
mdata.miscFlags2 = 0;
|
|
mdata.format = desc.Format;
|
|
mdata.dimension = TEX_DIMENSION_TEXTURE2D;
|
|
|
|
hr = result.Initialize( mdata );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
hr = _Capture( pContext, pStaging.Get(), mdata, result );
|
|
}
|
|
break;
|
|
|
|
case D3D11_RESOURCE_DIMENSION_TEXTURE3D:
|
|
{
|
|
ScopedObject<ID3D11Texture3D> pTexture;
|
|
hr = pSource->QueryInterface( __uuidof(ID3D11Texture3D), (void**) &pTexture );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pTexture.Get() );
|
|
|
|
D3D11_TEXTURE3D_DESC desc;
|
|
pTexture->GetDesc( &desc );
|
|
|
|
desc.BindFlags = 0;
|
|
desc.MiscFlags = 0;
|
|
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
|
|
desc.Usage = D3D11_USAGE_STAGING;
|
|
|
|
ScopedObject<ID3D11Texture3D> pStaging;
|
|
hr = pDevice->CreateTexture3D( &desc, 0, &pStaging );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
assert( pStaging.Get() );
|
|
|
|
pContext->CopyResource( pStaging.Get(), pSource );
|
|
|
|
TexMetadata mdata;
|
|
mdata.width = desc.Width;
|
|
mdata.height = desc.Height;
|
|
mdata.depth = desc.Depth;
|
|
mdata.arraySize = 1;
|
|
mdata.mipLevels = desc.MipLevels;
|
|
mdata.miscFlags = 0;
|
|
mdata.miscFlags2 = 0;
|
|
mdata.format = desc.Format;
|
|
mdata.dimension = TEX_DIMENSION_TEXTURE3D;
|
|
|
|
hr = result.Initialize( mdata );
|
|
if ( FAILED(hr) )
|
|
break;
|
|
|
|
hr = _Capture( pContext, pStaging.Get(), mdata, result );
|
|
}
|
|
break;
|
|
|
|
default:
|
|
hr = E_FAIL;
|
|
break;
|
|
}
|
|
|
|
if ( FAILED(hr) )
|
|
{
|
|
result.Release();
|
|
return hr;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
}; // namespace
|