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#!/usr/bin/env python3
# Copyright (C) 2021 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from os import sys
import synth_common
from synth_common import s_to_ns
trace = synth_common.create_trace()
trace.add_chrome_metadata(os_name="Android")
track1 = 1234
gpu_track = 7890
trace.add_process_track_descriptor(track1, pid=0)
trace.add_process_track_descriptor(gpu_track, pid=4)
trace.add_rail_mode_slice(
ts=0,
dur=s_to_ns(1),
track=track1,
mode=trace.prototypes.ChromeRAILMode.RAIL_MODE_RESPONSE)
trace.add_rail_mode_slice(
ts=s_to_ns(1),
dur=-1,
track=track1,
mode=trace.prototypes.ChromeRAILMode.RAIL_MODE_IDLE)
# ceased to ensure that the RAIL mode is extended to the end of the process
# rather than the end of the trace itself.
# Generate an extra long trace event making the trace longer than 10 minutes
# causing the trace to be completely excluded.
trace.add_track_event_slice("VSync", ts=s_to_ns(1000), dur=10, track=gpu_track)
sys.stdout.buffer.write(trace.trace.SerializeToString())
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