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// d3d12-command-buffer.h
#pragma once
#include "d3d12-base.h"
#include "d3d12-command-encoder.h"
#include "d3d12-shader-object.h"
#ifndef __ID3D12GraphicsCommandList1_FWD_DEFINED__
// If can't find a definition of CommandList1, just use an empty definition
struct ID3D12GraphicsCommandList1
{
};
#endif
namespace gfx
{
namespace d3d12
{
using namespace Slang;
class CommandBufferImpl : public ICommandBufferD3D12, public ComObject
{
public:
// There are a pair of cyclic references between a `TransientResourceHeap` and
// a `CommandBuffer` created from the heap. We need to break the cycle upon
// the public reference count of a command buffer dropping to 0.
SLANG_COM_OBJECT_IUNKNOWN_ALL
ICommandBufferD3D12* getInterface(const Guid& guid);
virtual void comFree() override { m_transientHeap.breakStrongReference(); }
virtual SLANG_NO_THROW Result SLANG_MCALL getNativeHandle(InteropHandle* handle) override;
public:
ComPtr<ID3D12GraphicsCommandList> m_cmdList;
ComPtr<ID3D12GraphicsCommandList1> m_cmdList1;
ComPtr<ID3D12GraphicsCommandList4> m_cmdList4;
ComPtr<ID3D12GraphicsCommandList6> m_cmdList6;
BreakableReference<TransientResourceHeapImpl> m_transientHeap;
// Weak reference is fine here since `m_transientHeap` already holds strong reference to
// device.
DeviceImpl* m_renderer;
RootShaderObjectImpl m_rootShaderObject;
RefPtr<MutableRootShaderObjectImpl> m_mutableRootShaderObject;
bool m_descriptorHeapsBound = false;
void bindDescriptorHeaps();
virtual SLANG_NO_THROW void SLANG_MCALL invalidateDescriptorHeapBinding() override
{
m_descriptorHeapsBound = false;
}
virtual SLANG_NO_THROW void SLANG_MCALL ensureInternalDescriptorHeapsBound() override
{
bindDescriptorHeaps();
}
void reinit();
void init(
DeviceImpl* renderer,
ID3D12GraphicsCommandList* d3dCommandList,
TransientResourceHeapImpl* transientHeap);
ResourceCommandEncoderImpl m_resourceCommandEncoder;
virtual SLANG_NO_THROW void SLANG_MCALL
encodeResourceCommands(IResourceCommandEncoder** outEncoder) override;
RenderCommandEncoderImpl m_renderCommandEncoder;
virtual SLANG_NO_THROW void SLANG_MCALL encodeRenderCommands(
IRenderPassLayout* renderPass,
IFramebuffer* framebuffer,
IRenderCommandEncoder** outEncoder) override;
ComputeCommandEncoderImpl m_computeCommandEncoder;
virtual SLANG_NO_THROW void SLANG_MCALL
encodeComputeCommands(IComputeCommandEncoder** outEncoder) override;
#if SLANG_GFX_HAS_DXR_SUPPORT
RayTracingCommandEncoderImpl m_rayTracingCommandEncoder;
#endif
virtual SLANG_NO_THROW void SLANG_MCALL
encodeRayTracingCommands(IRayTracingCommandEncoder** outEncoder) override;
virtual SLANG_NO_THROW void SLANG_MCALL close() override;
};
} // namespace d3d12
} // namespace gfx
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