Android/frameworks_base
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Fix dequeus outside of frame drawing

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Bug: 62213889
Test: Repro steps in bug
Change-Id: I8fc407b280ba82c669fc2bb03750cab139adb965
This commit is contained in:
John Reck
2017-05-31 14:02:50 -07:00
parent f220d95f54
commit 32414eea3e
1 changed files with 9 additions and 2 deletions
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11
libs/hwui/renderthread/CanvasContext.cpp
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@@ -436,8 +436,15 @@ void CanvasContext::draw() {
swap.vsyncTime = mRenderThread.timeLord().latestVsync();
if (mNativeSurface.get()) {
int durationUs;
mNativeSurface->query(NATIVE_WINDOW_LAST_DEQUEUE_DURATION, &durationUs);
swap.dequeueDuration = us2ns(durationUs);
nsecs_t dequeueStart = mNativeSurface->getLastDequeueStartTime();
if (dequeueStart < mCurrentFrameInfo->get(FrameInfoIndex::Vsync)) {
// Ignoring dequeue duration as it happened prior to vsync
// and thus is not part of the frame.
swap.dequeueDuration = 0;
} else {
mNativeSurface->query(NATIVE_WINDOW_LAST_DEQUEUE_DURATION, &durationUs);
swap.dequeueDuration = us2ns(durationUs);
}
mNativeSurface->query(NATIVE_WINDOW_LAST_QUEUE_DURATION, &durationUs);
swap.queueDuration = us2ns(durationUs);
} else {