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NS:d3d11.CD3D11_UNORDERED_ACCESS_VIEW_DESC |
CD3D11_UNORDERED_ACCESS_VIEW_DESC (d3d11.h) |
Represents a unordered-access view and provides convenience methods for creating unordered-access views. |
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direct3d11\cd3d11_unordered_access_view_desc.htm |
direct3d11 |
8062BFAB-4A68-4ED4-B82F-0D1FF9E81733 |
12/05/2018 |
CD3D11_UNORDERED_ACCESS_VIEW_DESC, CD3D11_UNORDERED_ACCESS_VIEW_DESC structure [Direct3D 11], d3d11/CD3D11_UNORDERED_ACCESS_VIEW_DESC, direct3d11.cd3d11_unordered_access_view_desc |
d3d11.h |
Windows |
Windows 7 [desktop apps \| UWP apps] |
Windows Server 2008 R2 [desktop apps \| UWP apps] |
Windows |
19H1 |
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Represents a unordered-access view and provides convenience methods for creating unordered-access views.
Here is how D3D11.h defines CD3D11_UNORDERED_ACCESS_VIEW_DESC:
struct CD3D11_UNORDERED_ACCESS_VIEW_DESC : public D3D11_UNORDERED_ACCESS_VIEW_DESC
{
CD3D11_UNORDERED_ACCESS_VIEW_DESC()
{}
explicit CD3D11_UNORDERED_ACCESS_VIEW_DESC( const D3D11_UNORDERED_ACCESS_VIEW_DESC& o ) :
D3D11_UNORDERED_ACCESS_VIEW_DESC( o )
{}
explicit CD3D11_UNORDERED_ACCESS_VIEW_DESC(
D3D11_UAV_DIMENSION viewDimension,
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN,
UINT mipSlice = 0, // FirstElement for BUFFER
UINT firstArraySlice = 0, // NumElements for BUFFER, FirstWSlice for TEXTURE3D
UINT arraySize = -1, // WSize for TEXTURE3D
UINT flags = 0 ) // BUFFER only
{
Format = format;
ViewDimension = viewDimension;
switch (viewDimension)
{
case D3D11_UAV_DIMENSION_BUFFER:
Buffer.FirstElement = mipSlice;
Buffer.NumElements = firstArraySlice;
Buffer.Flags = flags;
break;
case D3D11_UAV_DIMENSION_TEXTURE1D:
Texture1D.MipSlice = mipSlice;
break;
case D3D11_UAV_DIMENSION_TEXTURE1DARRAY:
Texture1DArray.MipSlice = mipSlice;
Texture1DArray.FirstArraySlice = firstArraySlice;
Texture1DArray.ArraySize = arraySize;
break;
case D3D11_UAV_DIMENSION_TEXTURE2D:
Texture2D.MipSlice = mipSlice;
break;
case D3D11_UAV_DIMENSION_TEXTURE2DARRAY:
Texture2DArray.MipSlice = mipSlice;
Texture2DArray.FirstArraySlice = firstArraySlice;
Texture2DArray.ArraySize = arraySize;
break;
case D3D11_UAV_DIMENSION_TEXTURE3D:
Texture3D.MipSlice = mipSlice;
Texture3D.FirstWSlice = firstArraySlice;
Texture3D.WSize = arraySize;
break;
default: break;
}
}
explicit CD3D11_UNORDERED_ACCESS_VIEW_DESC(
_In_ ID3D11Buffer*,
DXGI_FORMAT format,
UINT firstElement,
UINT numElements,
UINT flags = 0 )
{
Format = format;
ViewDimension = D3D11_UAV_DIMENSION_BUFFER;
Buffer.FirstElement = firstElement;
Buffer.NumElements = numElements;
Buffer.Flags = flags;
}
explicit CD3D11_UNORDERED_ACCESS_VIEW_DESC(
_In_ ID3D11Texture1D* pTex1D,
D3D11_UAV_DIMENSION viewDimension,
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN,
UINT mipSlice = 0,
UINT firstArraySlice = 0,
UINT arraySize = -1 )
{
ViewDimension = viewDimension;
if (DXGI_FORMAT_UNKNOWN == format ||
(-1 == arraySize && D3D11_UAV_DIMENSION_TEXTURE1DARRAY == viewDimension))
{
D3D11_TEXTURE1D_DESC TexDesc;
pTex1D->GetDesc( &TexDesc );
if (DXGI_FORMAT_UNKNOWN == format) format = TexDesc.Format;
if (-1 == arraySize) arraySize = TexDesc.ArraySize - firstArraySlice;
}
Format = format;
switch (viewDimension)
{
case D3D11_UAV_DIMENSION_TEXTURE1D:
Texture1D.MipSlice = mipSlice;
break;
case D3D11_UAV_DIMENSION_TEXTURE1DARRAY:
Texture1DArray.MipSlice = mipSlice;
Texture1DArray.FirstArraySlice = firstArraySlice;
Texture1DArray.ArraySize = arraySize;
break;
default: break;
}
}
explicit CD3D11_UNORDERED_ACCESS_VIEW_DESC(
_In_ ID3D11Texture2D* pTex2D,
D3D11_UAV_DIMENSION viewDimension,
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN,
UINT mipSlice = 0,
UINT firstArraySlice = 0,
UINT arraySize = -1 )
{
ViewDimension = viewDimension;
if (DXGI_FORMAT_UNKNOWN == format ||
(-1 == arraySize && D3D11_UAV_DIMENSION_TEXTURE2DARRAY == viewDimension))
{
D3D11_TEXTURE2D_DESC TexDesc;
pTex2D->GetDesc( &TexDesc );
if (DXGI_FORMAT_UNKNOWN == format) format = TexDesc.Format;
if (-1 == arraySize) arraySize = TexDesc.ArraySize - firstArraySlice;
}
Format = format;
switch (viewDimension)
{
case D3D11_UAV_DIMENSION_TEXTURE2D:
Texture2D.MipSlice = mipSlice;
break;
case D3D11_UAV_DIMENSION_TEXTURE2DARRAY:
Texture2DArray.MipSlice = mipSlice;
Texture2DArray.FirstArraySlice = firstArraySlice;
Texture2DArray.ArraySize = arraySize;
break;
default: break;
}
}
explicit CD3D11_UNORDERED_ACCESS_VIEW_DESC(
_In_ ID3D11Texture3D* pTex3D,
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN,
UINT mipSlice = 0,
UINT firstWSlice = 0,
UINT wSize = -1 )
{
ViewDimension = D3D11_UAV_DIMENSION_TEXTURE3D;
if (DXGI_FORMAT_UNKNOWN == format || -1 == wSize)
{
D3D11_TEXTURE3D_DESC TexDesc;
pTex3D->GetDesc( &TexDesc );
if (DXGI_FORMAT_UNKNOWN == format) format = TexDesc.Format;
if (-1 == wSize) wSize = TexDesc.Depth - firstWSlice;
}
Format = format;
Texture3D.MipSlice = mipSlice;
Texture3D.FirstWSlice = firstWSlice;
Texture3D.WSize = wSize;
}
~CD3D11_UNORDERED_ACCESS_VIEW_DESC() {}
operator const D3D11_UNORDERED_ACCESS_VIEW_DESC&() const { return *this; }
};
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