diff options
Diffstat (limited to 'src/quick/scenegraph/qsgwindowsrenderloop.cpp')
-rw-r--r-- | src/quick/scenegraph/qsgwindowsrenderloop.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/quick/scenegraph/qsgwindowsrenderloop.cpp b/src/quick/scenegraph/qsgwindowsrenderloop.cpp index e16f7ea966..e10e52d95e 100644 --- a/src/quick/scenegraph/qsgwindowsrenderloop.cpp +++ b/src/quick/scenegraph/qsgwindowsrenderloop.cpp @@ -445,6 +445,14 @@ void QSGWindowsRenderLoop::renderWindow(QQuickWindow *window) } } + bool lastDirtyWindow = true; + for (int i=0; i<m_windows.size(); ++i) { + if ( m_windows[i].pendingUpdate) { + lastDirtyWindow = false; + break; + } + } + d->flushFrameSynchronousEvents(); // Event delivery or processing has caused the window to stop rendering. if (!windowData(window)) @@ -464,6 +472,8 @@ void QSGWindowsRenderLoop::renderWindow(QQuickWindow *window) RLDEBUG(" - syncing"); d->syncSceneGraph(); + if (lastDirtyWindow) + m_rc->endSync(); QSG_RENDER_TIMING_SAMPLE(QQuickProfiler::SceneGraphRenderLoopFrame, time_synced, QQuickProfiler::SceneGraphRenderLoopSync); |