52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_HWC_TIME_H
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#define ANDROID_HWC_TIME_H
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#include <utils/Timers.h>
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#include <chrono>
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#include "Common.h"
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namespace aidl::android::hardware::graphics::composer3::impl {
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using Nanoseconds = std::chrono::nanoseconds;
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using TimePoint = std::chrono::time_point<std::chrono::steady_clock>;
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inline TimePoint asTimePoint(int64_t nanos) {
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return TimePoint(Nanoseconds(nanos));
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}
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inline TimePoint now() {
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return asTimePoint(systemTime(SYSTEM_TIME_MONOTONIC));
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}
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inline int32_t asNanosDuration(Nanoseconds duration) {
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return duration.count();
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}
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inline int64_t asNanosTimePoint(TimePoint time) {
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TimePoint zero(Nanoseconds(0));
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return std::chrono::duration_cast<Nanoseconds>(time - zero).count();
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}
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} // namespace aidl::android::hardware::graphics::composer3::impl
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#endif
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