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// simple-render-pass-layout.h
#pragma once
// Provide a simple no-op implementation for `ITransientResourceHeap` for targets that
// already support version management.
#include "slang-gfx.h"
namespace gfx
{
template<typename TDevice, typename TCommandBuffer>
class SimpleTransientResourceHeap : public TransientResourceHeapBase
{
public:
Slang::RefPtr<TDevice> m_device;
Slang::ComPtr<IBufferResource> m_constantBuffer;
public:
Result init(TDevice* device, const ITransientResourceHeap::Desc& desc)
{
m_device = device;
IBufferResource::Desc bufferDesc = {};
bufferDesc.type = IResource::Type::Buffer;
bufferDesc.allowedStates = ResourceStateSet(ResourceState::ConstantBuffer, ResourceState::CopyDestination);
bufferDesc.defaultState = ResourceState::ConstantBuffer;
bufferDesc.sizeInBytes = desc.constantBufferSize;
bufferDesc.memoryType = MemoryType::Upload;
SLANG_RETURN_ON_FAIL(
device->createBufferResource(bufferDesc, nullptr, m_constantBuffer.writeRef()));
return SLANG_OK;
}
virtual SLANG_NO_THROW Result SLANG_MCALL
createCommandBuffer(ICommandBuffer** outCommandBuffer) override
{
Slang::RefPtr<TCommandBuffer> newCmdBuffer = new TCommandBuffer();
newCmdBuffer->init(m_device);
returnComPtr(outCommandBuffer, newCmdBuffer);
return SLANG_OK;
}
virtual SLANG_NO_THROW Result SLANG_MCALL synchronizeAndReset() override
{
++getVersionCounter();
return SLANG_OK;
}
};
}
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