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[idd] driver: report we are finished with the frame earlier

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`IddCxSwapChainFinishedProcessingFrame` must be called after every
frame, but we should do it as early as possible once all commands
are queued that use the frame.
This commit is contained in:
Geoffrey McRae 2025-03-29 22:29:47 +00:00
parent 6dad0de8b8
commit 5b07286c65
2 changed files with 21 additions and 11 deletions
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30
idd/LGIdd/CSwapChainProcessor.cpp
View File

@ -134,12 +134,9 @@ void CSwapChainProcessor::SwapChainThreadCore()
if (buffer.MetaData.PresentationFrameNumber != lastFrameNumber)
{
lastFrameNumber = buffer.MetaData.PresentationFrameNumber;
SwapChainNewFrame(buffer.MetaData.pSurface);
if (!SwapChainNewFrame(buffer.MetaData.pSurface))
break;
}
hr = IddCxSwapChainFinishedProcessingFrame(m_hSwapChain);
if (FAILED(hr))
break;
}
else
{
@ -148,21 +145,21 @@ void CSwapChainProcessor::SwapChainThreadCore()
}
}
void CSwapChainProcessor::SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer)
bool CSwapChainProcessor::SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer)
{
ComPtr<ID3D11Texture2D> texture;
HRESULT hr = acquiredBuffer.As(&texture);
if (FAILED(hr))
{
DEBUG_ERROR_HR(hr, "Failed to obtain the ID3D11Texture2D from the acquiredBuffer");
return;
return false;
}
CInteropResource * srcRes = m_resPool.Get(texture);
if (!srcRes)
{
DEBUG_ERROR("Failed to get a CInteropResource from the pool");
return;
return false;
}
/**
@ -182,7 +179,7 @@ void CSwapChainProcessor::SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer
srcRes->GetFormat().Format);
if (!buffer.mem)
return;
return false;
CFrameBufferResource * fbRes = m_fbPool.Get(buffer,
((size_t)srcRes->GetFormat().Width * 4) * srcRes->GetFormat().Height);
@ -190,7 +187,7 @@ void CSwapChainProcessor::SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer
if (!fbRes)
{
DEBUG_ERROR("Failed to get a CFrameBufferResource from the pool");
return;
return false;
}
D3D12_TEXTURE_COPY_LOCATION srcLoc = {};
@ -213,12 +210,25 @@ void CSwapChainProcessor::SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer
&dstLoc, 0, 0, 0, &srcLoc, NULL);
m_dx12Device->GetCopyQueue().Execute();
// report that all GPU processing for this frame has been queued
hr = IddCxSwapChainFinishedProcessingFrame(m_hSwapChain);
if (FAILED(hr))
{
DEBUG_ERROR_HR(hr, "IddCxSwapChainFinishedProcessingFrame Failed");
return false;
}
// wait for the completion
m_dx12Device->GetCopyQueue().Wait();
m_dx12Device->GetCopyQueue().Reset();
// copy/finialize
if (m_dx12Device->IsIndirectCopy())
m_devContext->WriteFrameBuffer(
fbRes->GetMap(), 0, fbRes->GetFrameSize(), true);
else
m_devContext->FinalizeFrameBuffer();
return true;
}

2
idd/LGIdd/CSwapChainProcessor.h
View File

@ -54,7 +54,7 @@ private:
void SwapChainThread();
void SwapChainThreadCore();
void SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer);
bool SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer);
public:
CSwapChainProcessor(CIndirectDeviceContext * devContext, IDDCX_SWAPCHAIN hSwapChain,