public static IComObject <ID3D11DepthStencilView> CreateDepthStencilView(this ID3D11Device device, ID3D11Resource resource, D3D11_DEPTH_STENCIL_VIEW_DESC?desc = null)
{
if (device == null)
{
throw new ArgumentNullException(nameof(device));
}
if (resource == null)
{
throw new ArgumentNullException(nameof(resource));
}
using (var mem = new ComMemory(desc))
{
device.CreateDepthStencilView(resource, mem.Pointer, out var view).ThrowOnError();
return(new ComObject <ID3D11DepthStencilView>(view));
}
}
public D3D11Framebuffer(ID3D11Device device, ref FramebufferDescription description)
: base(description.DepthTarget, description.ColorTargets)
{
if (description.DepthTarget != null)
{
D3D11Texture d3dDepthTarget = Util.AssertSubtype <Texture, D3D11Texture>(description.DepthTarget.Value.Target);
DepthStencilViewDescription dsvDesc = new DepthStencilViewDescription()
{
Format = D3D11Formats.GetDepthFormat(d3dDepthTarget.Format),
};
if (d3dDepthTarget.ArrayLayers == 1)
{
if (d3dDepthTarget.SampleCount == TextureSampleCount.Count1)
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2D;
dsvDesc.Texture2D.MipSlice = (int)description.DepthTarget.Value.MipLevel;
}
else
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2DMultisampled;
}
}
else
{
if (d3dDepthTarget.SampleCount == TextureSampleCount.Count1)
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2DArray;
dsvDesc.Texture2DArray.FirstArraySlice = (int)description.DepthTarget.Value.ArrayLayer;
dsvDesc.Texture2DArray.ArraySize = 1;
dsvDesc.Texture2DArray.MipSlice = (int)description.DepthTarget.Value.MipLevel;
}
else
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2DMultisampledArray;
dsvDesc.Texture2DMSArray.FirstArraySlice = (int)description.DepthTarget.Value.ArrayLayer;
dsvDesc.Texture2DMSArray.ArraySize = 1;
}
}
DepthStencilView = device.CreateDepthStencilView(d3dDepthTarget.DeviceTexture, dsvDesc);
}
if (description.ColorTargets != null && description.ColorTargets.Length > 0)
{
RenderTargetViews = new ID3D11RenderTargetView[description.ColorTargets.Length];
for (int i = 0; i < RenderTargetViews.Length; i++)
{
D3D11Texture d3dColorTarget = Util.AssertSubtype <Texture, D3D11Texture>(description.ColorTargets[i].Target);
RenderTargetViewDescription rtvDesc = new RenderTargetViewDescription
{
Format = D3D11Formats.ToDxgiFormat(d3dColorTarget.Format, false),
};
if (d3dColorTarget.ArrayLayers > 1 || (d3dColorTarget.Usage & TextureUsage.Cubemap) != 0)
{
if (d3dColorTarget.SampleCount == TextureSampleCount.Count1)
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2DArray;
rtvDesc.Texture2DArray = new Texture2DArrayRenderTargetView
{
ArraySize = 1,
FirstArraySlice = (int)description.ColorTargets[i].ArrayLayer,
MipSlice = (int)description.ColorTargets[i].MipLevel
};
}
else
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2DMultisampledArray;
rtvDesc.Texture2DMSArray = new Texture2DMultisampledArrayRenderTargetView
{
ArraySize = 1,
FirstArraySlice = (int)description.ColorTargets[i].ArrayLayer
};
}
}
else
{
if (d3dColorTarget.SampleCount == TextureSampleCount.Count1)
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2D;
rtvDesc.Texture2D.MipSlice = (int)description.ColorTargets[i].MipLevel;
}
else
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2DMultisampled;
}
}
RenderTargetViews[i] = device.CreateRenderTargetView(d3dColorTarget.DeviceTexture, rtvDesc);
}
}
else
{
RenderTargetViews = Array.Empty <ID3D11RenderTargetView>();
}
}
