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Commit 474079d8 authored by Rachel Lee's avatar Rachel Lee Committed by Android (Google) Code Review
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Merge "ResyncCallback in getLatestVsyncEventData." into tm-dev

parents 20b8100d b5223cf1

services/surfaceflinger/Scheduler/EventThread.cpp

+6 −0
Original line number Diff line number Diff line
@@ -346,6 +346,12 @@ void EventThread::requestNextVsync(const sp<EventThreadConnection>& connection) 


VsyncEventData EventThread::getLatestVsyncEventData(

        const sp<EventThreadConnection>& connection) const {

    // Resync so that the vsync is accurate with hardware. getLatestVsyncEventData is an alternate

    // way to get vsync data (instead of posting callbacks to Choreographer).

    if (connection->resyncCallback) {

        connection->resyncCallback();

    }



    VsyncEventData vsyncEventData;

    nsecs_t frameInterval = mGetVsyncPeriodFunction(connection->mOwnerUid);

    vsyncEventData.frameInterval = frameInterval;

services/surfaceflinger/tests/unittests/EventThreadTest.cpp

+4 −0
Original line number Diff line number Diff line
@@ -415,6 +415,10 @@ TEST_F(EventThreadTest, getLatestVsyncEventData) { 
    EXPECT_CALL(*mVSyncSource, getLatestVSyncData()).WillOnce(Return(preferredData));



    VsyncEventData vsyncEventData = mThread->getLatestVsyncEventData(mConnection);



    // Check EventThread immediately requested a resync.

    EXPECT_TRUE(mResyncCallRecorder.waitForCall().has_value());



    EXPECT_GT(vsyncEventData.frameTimelines[0].deadlineTimestamp, now)

            << "Deadline timestamp should be greater than frame time";

    for (size_t i = 0; i < VsyncEventData::kFrameTimelinesLength; i++) {