private static void CreateD3DResources(
D3D11Device device,
D3D11ResourceDimension resDim,
int width,
int height,
int depth,
int mipCount,
int arraySize,
DxgiFormat format,
D3D11Usage usage,
D3D11BindOptions bindFlags,
D3D11CpuAccessOptions cpuAccessFlags,
D3D11ResourceMiscOptions miscFlags,
bool forceSRGB,
bool isCubeMap,
D3D11SubResourceData[] initData,
out D3D11Resource texture,
out D3D11ShaderResourceView textureView)
{
texture = null;
textureView = null;
if (forceSRGB)
{
format = (DxgiFormat)DdsHelpers.MakeSrgb((DdsFormat)format);
}
switch (resDim)
{
case D3D11ResourceDimension.Texture1D:
{
var desc = new D3D11Texture1DDesc(
format,
(uint)width,
(uint)arraySize,
(uint)mipCount,
bindFlags,
usage,
cpuAccessFlags,
miscFlags & ~D3D11ResourceMiscOptions.TextureCube);
texture = device.CreateTexture1D(desc, initData);
try
{
var SRVDesc = new D3D11ShaderResourceViewDesc
{
Format = format
};
if (arraySize > 1)
{
SRVDesc.ViewDimension = D3D11SrvDimension.Texture1DArray;
SRVDesc.Texture1DArray = new D3D11Texture1DArraySrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels,
ArraySize = (uint)arraySize
};
}
else
{
SRVDesc.ViewDimension = D3D11SrvDimension.Texture1D;
SRVDesc.Texture1D = new D3D11Texture1DSrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels
};
}
textureView = device.CreateShaderResourceView(texture, SRVDesc);
}
catch
{
D3D11Utils.DisposeAndNull(ref texture);
throw;
}
break;
}
case D3D11ResourceDimension.Texture2D:
{
var desc = new D3D11Texture2DDesc(
format,
(uint)width,
(uint)height,
(uint)arraySize,
(uint)mipCount,
bindFlags,
usage,
cpuAccessFlags,
1,
0);
if (isCubeMap)
{
desc.MiscOptions = miscFlags | D3D11ResourceMiscOptions.TextureCube;
}
else
{
desc.MiscOptions = miscFlags & ~D3D11ResourceMiscOptions.TextureCube;
}
if (format == DxgiFormat.BC1UNorm || format == DxgiFormat.BC2UNorm || format == DxgiFormat.BC3UNorm)
{
if ((width & 3) != 0 || (height & 3) != 0)
{
desc.Width = (uint)(width + 3) & ~3U;
desc.Height = (uint)(height + 3) & ~3U;
}
}
texture = device.CreateTexture2D(desc, initData);
try
{
var SRVDesc = new D3D11ShaderResourceViewDesc
{
Format = format
};
if (isCubeMap)
{
if (arraySize > 6)
{
SRVDesc.ViewDimension = D3D11SrvDimension.TextureCubeArray;
SRVDesc.TextureCubeArray = new D3D11TextureCubeArraySrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels,
// Earlier we set arraySize to (NumCubes * 6)
NumCubes = (uint)arraySize / 6
};
}
else
{
SRVDesc.ViewDimension = D3D11SrvDimension.TextureCube;
SRVDesc.TextureCube = new D3D11TextureCubeSrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels,
};
}
}
else if (arraySize > 1)
{
SRVDesc.ViewDimension = D3D11SrvDimension.Texture2DArray;
SRVDesc.Texture2DArray = new D3D11Texture2DArraySrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels,
ArraySize = (uint)arraySize
};
}
else
{
SRVDesc.ViewDimension = D3D11SrvDimension.Texture2D;
SRVDesc.Texture2D = new D3D11Texture2DSrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels,
};
}
textureView = device.CreateShaderResourceView(texture, SRVDesc);
}
catch
{
D3D11Utils.DisposeAndNull(ref texture);
throw;
}
break;
}
case D3D11ResourceDimension.Texture3D:
{
var desc = new D3D11Texture3DDesc(
format,
(uint)width,
(uint)height,
(uint)depth,
(uint)mipCount,
bindFlags,
usage,
cpuAccessFlags,
miscFlags & ~D3D11ResourceMiscOptions.TextureCube);
texture = device.CreateTexture3D(desc, initData);
try
{
var SRVDesc = new D3D11ShaderResourceViewDesc
{
Format = format,
ViewDimension = D3D11SrvDimension.Texture3D,
Texture3D = new D3D11Texture3DSrv
{
MipLevels = (mipCount == 0) ? uint.MaxValue : desc.MipLevels,
}
};
textureView = device.CreateShaderResourceView(texture, SRVDesc);
}
catch
{
D3D11Utils.DisposeAndNull(ref texture);
throw;
}
break;
}
}
}
