private GpuDescriptorHandle CopyDescriptors(DescriptorAllocator descriptorAllocator, CpuDescriptorHandle baseDescriptor, int descriptorCount)
{
CpuDescriptorHandle destinationDescriptor = descriptorAllocator.Allocate(descriptorCount);
GraphicsDevice.NativeDevice.CopyDescriptorsSimple(descriptorCount, destinationDescriptor, baseDescriptor, descriptorAllocator.DescriptorHeap.Description.Type);
return(descriptorAllocator.GetGpuDescriptorHandle(destinationDescriptor));
}
public GraphicsDevice(FeatureLevel minFeatureLevel = FeatureLevel.Level11_0, bool enableDebugLayer = false)
{
#if DEBUG
if (enableDebugLayer)
{
Result debugResult = D3D12.D3D12GetDebugInterface(out ID3D12Debug debugInterface);
using ID3D12Debug debug = debugInterface;
if (debugResult.Success)
{
debug.EnableDebugLayer();
}
}
#endif
FeatureLevel = minFeatureLevel < FeatureLevel.Level11_0 ? FeatureLevel.Level11_0 : minFeatureLevel;
Result result = D3D12.D3D12CreateDevice(null, (Vortice.Direct3D.FeatureLevel)FeatureLevel, out ID3D12Device device);
if (result.Failure)
{
throw new COMException("Device creation failed.", result.Code);
}
NativeDevice = device;
NativeComputeCommandQueue = NativeDevice.CreateCommandQueue(new CommandQueueDescription(Vortice.Direct3D12.CommandListType.Compute));
NativeCopyCommandQueue = NativeDevice.CreateCommandQueue(new CommandQueueDescription(Vortice.Direct3D12.CommandListType.Copy));
NativeDirectCommandQueue = NativeDevice.CreateCommandQueue(new CommandQueueDescription(Vortice.Direct3D12.CommandListType.Direct));
BundleAllocatorPool = new CommandAllocatorPool(this, CommandListType.Bundle);
ComputeAllocatorPool = new CommandAllocatorPool(this, CommandListType.Compute);
CopyAllocatorPool = new CommandAllocatorPool(this, CommandListType.Copy);
DirectAllocatorPool = new CommandAllocatorPool(this, CommandListType.Direct);
NativeComputeFence = NativeDevice.CreateFence(0, FenceFlags.None);
NativeCopyFence = NativeDevice.CreateFence(0, FenceFlags.None);
NativeDirectFence = NativeDevice.CreateFence(0, FenceFlags.None);
DepthStencilViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.DepthStencilView, 1);
RenderTargetViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.RenderTargetView, 2);
ShaderResourceViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView, 4096);
SamplerAllocator = new DescriptorAllocator(this, DescriptorHeapType.Sampler, 256);
ShaderVisibleShaderResourceViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView, 4096, DescriptorHeapFlags.ShaderVisible);
ShaderVisibleSamplerAllocator = new DescriptorAllocator(this, DescriptorHeapType.Sampler, 256, DescriptorHeapFlags.ShaderVisible);
CommandList = new CommandList(this, CommandListType.Direct);
CommandList.Close();
CopyCommandList = new CommandList(this, CommandListType.Copy);
CopyCommandList.Close();
}
public DescriptorSet(GraphicsDevice device, int descriptorCount, DescriptorHeapType descriptorHeapType = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView)
{
if (descriptorCount < 1)
{
throw new ArgumentOutOfRangeException(nameof(descriptorCount));
}
GraphicsDevice = device;
DescriptorHeapType = descriptorHeapType;
DescriptorCapacity = descriptorCount;
DescriptorAllocator = GetDescriptorAllocator();
StartCpuDescriptorHandle = DescriptorAllocator.Allocate(DescriptorCapacity);
}
public unsafe GraphicsDevice(FeatureLevel minFeatureLevel = FeatureLevel.Level11_0, bool enableDebugLayer = false)
{
if (enableDebugLayer)
{
Result debugResult = D3D12.D3D12GetDebugInterface(out ID3D12Debug debugInterface);
if (debugResult.Success)
{
ID3D12Debug1 debug = debugInterface.QueryInterface <ID3D12Debug1>();
debug.EnableDebugLayer();
}
}
FeatureLevel = minFeatureLevel < FeatureLevel.Level11_0 ? FeatureLevel.Level11_0 : minFeatureLevel;
Result result = D3D12.D3D12CreateDevice(null, (Vortice.Direct3D.FeatureLevel)FeatureLevel, out ID3D12Device device);
if (result.Failure)
{
throw new COMException("Device creation failed.", result.Code);
}
NativeDevice = device;
DirectCommandQueue = new CommandQueue(this, CommandListType.Direct);
ComputeCommandQueue = new CommandQueue(this, CommandListType.Compute);
CopyCommandQueue = new CommandQueue(this, CommandListType.Copy);
DepthStencilViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.DepthStencilView, 1);
RenderTargetViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.RenderTargetView, 2);
ShaderResourceViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView, 4096);
SamplerAllocator = new DescriptorAllocator(this, DescriptorHeapType.Sampler, 256);
ShaderVisibleShaderResourceViewAllocator = new DescriptorAllocator(this, DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView, 4096, DescriptorHeapFlags.ShaderVisible);
ShaderVisibleSamplerAllocator = new DescriptorAllocator(this, DescriptorHeapType.Sampler, 256, DescriptorHeapFlags.ShaderVisible);
CommandList = new CommandList(this, CommandListType.Direct);
CommandList.Close();
}
private void SetGraphicsRootDescriptorTable(int rootParameterIndex, DescriptorAllocator descriptorAllocator, CpuDescriptorHandle baseDescriptor, int descriptorCount)
{
GpuDescriptorHandle gpuDescriptorHandle = CopyDescriptors(descriptorAllocator, baseDescriptor, descriptorCount);
currentCommandList.NativeCommandList.SetGraphicsRootDescriptorTable(rootParameterIndex, gpuDescriptorHandle);
}