31 TimePoint FrameTarget::pastVsyncTime(Period minFramePeriod) const {  in pastVsyncTime()
33     const int shift = static_cast<int>(targetsVsyncsAhead<2>(minFramePeriod));  in pastVsyncTime()
34     return mExpectedPresentTime - Period::fromNs(minFramePeriod.ns() << shift);  in pastVsyncTime()
37 FenceTimePtr FrameTarget::presentFenceForPastVsync(Period minFramePeriod) const {  in presentFenceForPastVsync()
41     const size_t i = static_cast<size_t>(targetsVsyncsAhead<2>(minFramePeriod));  in presentFenceForPastVsync()
45 bool FrameTarget::wouldPresentEarly(Period minFramePeriod) const {  in wouldPresentEarly()
51     if (!allowNVsyncs && targetsVsyncsAhead<3>(minFramePeriod)) {  in wouldPresentEarly()
55     const auto fence = presentFenceForPastVsync(minFramePeriod);  in wouldPresentEarly()
75     const Period minFramePeriod = vsyncSource.minFramePeriod();  in beginFrame()  local
90         mEarliestPresentTime = computeEarliestPresentTime(minFramePeriod, args.hwcMinWorkDuration);  in beginFrame()
97     const FenceTimePtr& pastPresentFence = presentFenceForPastVsync(minFramePeriod);  in beginFrame()
133 std::optional<TimePoint> FrameTargeter::computeEarliestPresentTime(Period minFramePeriod,  in computeEarliestPresentTime()  argument
135     if (wouldPresentEarly(minFramePeriod)) {  in computeEarliestPresentTime()
136         return previousFrameVsyncTime(minFramePeriod) - hwcMinWorkDuration;  in computeEarliestPresentTime()