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Commit 361ea97e authored by Raymond Chiu's avatar Raymond Chiu
Browse files

Output additional trace points for each frame 

Test: ran systrace to see frames being tracked.

Change-Id: I87b5e852e3ac927e0df9685bbe58f5e8fe54b5a1
parent d73ce176

services/surfaceflinger/TimeStats/TimeStats.cpp

+13 −1
Original line number Diff line number Diff line
@@ -173,8 +173,8 @@ void TimeStats::flushAvailableRecordsToStatsLocked(int32_t layerID) { 
        ALOGV("[%d]-[%" PRIu64 "]-presentFenceTime[%" PRId64 "]", layerID,

              timeRecords[0].frameTime.frameNumber, timeRecords[0].frameTime.presentTime);



        if (prevTimeRecord.ready) {

        const std::string& layerName = layerRecord.layerName;

        if (prevTimeRecord.ready) {

            if (!mTimeStats.stats.count(layerName)) {

                mTimeStats.stats[layerName].layerName = layerName;

                mTimeStats.stats[layerName].packageName = getPackageName(layerName);
@@ -220,6 +220,18 @@ void TimeStats::flushAvailableRecordsToStatsLocked(int32_t layerID) { 
                  timeRecords[0].frameTime.frameNumber, presentToPresentMs);

            timeStatsLayer.deltas["present2present"].insert(presentToPresentMs);

        }



        // Output additional trace points to track frame time.

        ATRACE_INT64(("TimeStats-Post - " + layerName).c_str(), timeRecords[0].frameTime.postTime);

        ATRACE_INT64(("TimeStats-Acquire - " + layerName).c_str(),

                     timeRecords[0].frameTime.acquireTime);

        ATRACE_INT64(("TimeStats-Latch - " + layerName).c_str(),

                     timeRecords[0].frameTime.latchTime);

        ATRACE_INT64(("TimeStats-Desired - " + layerName).c_str(),

                     timeRecords[0].frameTime.desiredTime);

        ATRACE_INT64(("TimeStats-Present - " + layerName).c_str(),

                     timeRecords[0].frameTime.presentTime);



        prevTimeRecord = timeRecords[0];

        timeRecords.pop_front();

        layerRecord.waitData--;