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[dxgi] Forward IDXGIOutput::GetFrameStatistics to full-screen swap chain

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Testing on Windows reveals that this function does not work with windowed
mode swap chains even in flip model.
This commit is contained in:
Philip Rebohle 2023-07-31 21:47:44 +02:00
parent 228615b639
commit 9b019d26ac
1 changed files with 11 additions and 24 deletions
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33
src/dxgi/dxgi_output.cpp
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@ -362,33 +362,20 @@ namespace dxvk {
if (FAILED(hr))
return hr;
static bool s_errorShown = false;
if (!std::exchange(s_errorShown, true))
Logger::warn("DxgiOutput::GetFrameStatistics: Frame statistics may be inaccurate");
// Estimate vblank count based on last known display mode. Querying
// the display mode on every call would be prohibitively expensive.
auto refreshPeriod = computeRefreshPeriod(
monitorInfo->LastMode.RefreshRate.Numerator,
monitorInfo->LastMode.RefreshRate.Denominator);
// We don't really have a way to query time since boot
auto t1Counter = dxvk::high_resolution_clock::get_counter();
auto t0 = dxvk::high_resolution_clock::get_time_from_counter(monitorInfo->FrameStats.SyncQPCTime.QuadPart);
auto t1 = dxvk::high_resolution_clock::get_time_from_counter(t1Counter);
pStats->PresentCount = monitorInfo->FrameStats.PresentCount;
pStats->PresentRefreshCount = monitorInfo->FrameStats.PresentRefreshCount;
pStats->SyncRefreshCount = monitorInfo->FrameStats.SyncRefreshCount + computeRefreshCount(t0, t1, refreshPeriod);
pStats->SyncQPCTime.QuadPart = t1Counter;
pStats->SyncGPUTime.QuadPart = 0;
// Need to acquire swap chain and unlock monitor data, since querying
// frame statistics from the swap chain will also access monitor data.
Com<IDXGISwapChain> swapChain = monitorInfo->pSwapChain;
m_monitorInfo->ReleaseMonitorData();
// This API only works if there is a full-screen swap chain active.
if (swapChain == nullptr) {
*pStats = DXGI_FRAME_STATISTICS();
return S_OK;
}
return swapChain->GetFrameStatistics(pStats);
}
HRESULT STDMETHODCALLTYPE DxgiOutput::GetGammaControl(DXGI_GAMMA_CONTROL* pArray) {
DXGI_VK_MONITOR_DATA* monitorInfo = nullptr;