diff options
Diffstat (limited to 'src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp')
-rw-r--r-- | src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp b/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp index 80688a1da7..d757789935 100644 --- a/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp +++ b/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the plugins of the Qt Toolkit. @@ -90,7 +90,7 @@ public: return false; } - ComPtr<IDXGIDevice> dxgiDevice; + ComPtr<IDXGIDevice1> dxgiDevice; ComPtr<IDXGIAdapter> dxgiAdapter; hr = d3dDevice.As(&dxgiDevice); @@ -99,6 +99,9 @@ public: return false; } + // Ensure that DXGI doesn't queue more than one frame at a time. + dxgiDevice->SetMaximumFrameLatency(1); + hr = dxgiDevice->GetAdapter(&dxgiAdapter); if (FAILED(hr)) { qWarning("%s: Failed to probe DXGI Device for parent DXGI Adapter: %#x", __FUNCTION__, hr); |