Function EndFrame

SampleFramework12/v1.00/Graphics/DX12.cpp:196–236

}

void EndFrame(IDXGISwapChain3* swapChain, uint32 syncIntervals)
{
    Assert_(Device);

    DXCall(CmdList->Close());

    EndFrame_Upload();

    ID3D12CommandList* commandLists[] = { CmdList };
    GfxQueue->ExecuteCommandLists(ArraySize_(commandLists), commandLists);

    // Present the frame.
    if(swapChain)
        DXCall(swapChain->Present(syncIntervals, 0));

    ++CurrentCPUFrame;

    // Signal the fence with the current frame number, so that we can check back on it
    FrameFence.Signal(GfxQueue, CurrentCPUFrame);

    // Wait for the GPU to catch up before we stomp an executing command buffer
    const uint64 gpuLag = DX12::CurrentCPUFrame - DX12::CurrentGPUFrame;
    Assert_(gpuLag <= DX12::RenderLatency);
    if(gpuLag >= DX12::RenderLatency)
    {
        // Make sure that the previous frame is finished
        FrameFence.Wait(DX12::CurrentGPUFrame + 1);
        ++DX12::CurrentGPUFrame;
    }

    CurrFrameIdx = DX12::CurrentCPUFrame % NumCmdAllocators;

    // Prepare the command buffers to be used for the next frame
    DXCall(CmdAllocators[CurrFrameIdx]->Reset());
    DXCall(CmdList->Reset(CmdAllocators[CurrFrameIdx], nullptr));

    EndFrame_Helpers();

    // See if we have any deferred releases to process
    ProcessDeferredReleases(CurrFrameIdx);
}

void FlushGPU()
{