diff options
| author | Thomas McGuire <thomas.mcguire.qnx@kdab.com> | 2012-09-07 12:42:39 +0200 |
|---|---|---|
| committer | Qt by Nokia <qt-info@nokia.com> | 2012-09-10 14:24:05 +0200 |
| commit | 7f9656d9ec987a8b525a265d1d89e03eb496de7c (patch) | |
| tree | cdd7517e2ac377c2f4ea1f771da2bf550b817112 /src/quick | |
| parent | ce72af3c7564b68b637a1f130524572aeec66395 (diff) | |
QML_RENDER_TIMING: Add time since last frame to output
This is quite useful to see how much time the rest of the app takes.
The same information has been available in QtQuick1.
Change-Id: I31ae91bfa764a4d8013af80de9459514ed72314f
Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
Diffstat (limited to 'src/quick')
| -rw-r--r-- | src/quick/items/qquickthreadedwindowmanager.cpp | 6 | ||||
| -rw-r--r-- | src/quick/items/qquickwindowmanager.cpp | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/src/quick/items/qquickthreadedwindowmanager.cpp b/src/quick/items/qquickthreadedwindowmanager.cpp index 3d480ce492..653192b1cc 100644 --- a/src/quick/items/qquickthreadedwindowmanager.cpp +++ b/src/quick/items/qquickthreadedwindowmanager.cpp @@ -476,10 +476,14 @@ void QQuickRenderThreadSingleContextWindowManager::run() #ifdef QQUICK_RENDER_TIMING if (qquick_render_timing()) { + static QTime lastFrameTime = QTime::currentTime(); swapTime = threadTimer.elapsed() - renderTime; qDebug() << "- Breakdown of frame time; sync:" << syncTime << "ms render:" << renderTime << "ms swap:" << swapTime - << "ms total:" << swapTime + renderTime << "ms"; + << "ms total:" << swapTime + renderTime + << "ms time since last frame:" << (lastFrameTime.msecsTo(QTime::currentTime())) + << "ms"; + lastFrameTime = QTime::currentTime(); } #endif diff --git a/src/quick/items/qquickwindowmanager.cpp b/src/quick/items/qquickwindowmanager.cpp index 930e2a945d..d864d72125 100644 --- a/src/quick/items/qquickwindowmanager.cpp +++ b/src/quick/items/qquickwindowmanager.cpp @@ -261,10 +261,14 @@ void QQuickTrivialWindowManager::renderWindow(QQuickWindow *window) } if (qquick_render_timing()) { + static QTime lastFrameTime = QTime::currentTime(); const int swapTime = renderTimer.elapsed() - renderTime; qDebug() << "- Breakdown of frame time; sync:" << syncTime << "ms render:" << renderTime << "ms swap:" << swapTime - << "ms total:" << swapTime + renderTime << "ms"; + << "ms total:" << swapTime + renderTime + << "ms time since last frame:" << (lastFrameTime.msecsTo(QTime::currentTime())) + << "ms"; + lastFrameTime = QTime::currentTime(); } // Might have been set during syncSceneGraph() |