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Commit f73d0d76 authored by Pablo Gamito's avatar Pablo Gamito Committed by Automerger Merge Worker
Browse files

Add real to elapsed offset to shell transition trace am: 541c4b60 am: 3c467056 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22988307



Change-Id: I39954bb89d6439a1e767f04d35ea5fd98dc68f73
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents ec0845cb 3c467056

libs/WindowManager/Shell/proto/wm_shell_transition_trace.proto

+3 −0
Original line number Diff line number Diff line
@@ -37,6 +37,9 @@ message WmShellTransitionTraceProto { 
    required fixed64 magic_number = 1;

    repeated Transition transitions = 2;

    repeated HandlerMapping handlerMappings = 3;

    /* offset between real-time clock and elapsed time clock in nanoseconds.

    Calculated as: 1000000 * System.currentTimeMillis() - SystemClock.elapsedRealtimeNanos() */

    optional fixed64 real_to_elapsed_time_offset_nanos = 4;

}



message Transition {

libs/WindowManager/Shell/src/com/android/wm/shell/transition/Tracer.java

+5 −1
Original line number Diff line number Diff line
@@ -28,7 +28,6 @@ import android.os.Trace; 
import android.util.Log;



import com.android.internal.util.TraceBuffer;

import com.android.wm.shell.nano.HandlerMapping;

import com.android.wm.shell.sysui.ShellCommandHandler;



import com.google.protobuf.nano.MessageNano;
@@ -41,6 +40,7 @@ import java.util.ArrayList; 
import java.util.HashMap;

import java.util.Map;

import java.util.Queue;

import java.util.concurrent.TimeUnit;



/**

 * Helper class to collect and dump transition traces.
@@ -241,6 +241,10 @@ public class Tracer implements ShellCommandHandler.ShellCommandActionHandler { 
                    new com.android.wm.shell.nano.WmShellTransitionTraceProto();

            proto.magicNumber = MAGIC_NUMBER_VALUE;

            writeHandlerMappingToProto(proto);

            long timeOffsetNs =

                    TimeUnit.MILLISECONDS.toNanos(System.currentTimeMillis())

                            - SystemClock.elapsedRealtimeNanos();

            proto.realToElapsedTimeOffsetNanos = timeOffsetNs;

            int pid = android.os.Process.myPid();

            LogAndPrintln.i(pw, "Writing file to " + file.getAbsolutePath()

                    + " from process " + pid);