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f0dd087edf
The main timer functionality (get absolute time) is moved to common/ for use in ANGLE itself (in upcoming overlay change). util/Timer.h is no longer an abstract class and uses this functionality to implement the timer. Bug: angleproject:3757 Change-Id: I3fe418778d80d1089c9bfe43a9e8098e43236f18 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1769061 Reviewed-by: Cody Northrop <cnorthrop@google.com> Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Tim Van Patten <timvp@google.com> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
41 lines
763 B
C++
41 lines
763 B
C++
//
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// Copyright 2019 The ANGLE Project Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Timer.cpp: Implementation of a high precision timer class.
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//
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#include "util/Timer.h"
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#include "common/system_utils.h"
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Timer::Timer() : mRunning(false), mStartTime(0), mStopTime(0) {}
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void Timer::start()
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{
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mStartTime = angle::GetCurrentTime();
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mRunning = true;
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}
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void Timer::stop()
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{
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mStopTime = angle::GetCurrentTime();
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mRunning = false;
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}
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double Timer::getElapsedTime() const
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{
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double endTime;
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if (mRunning)
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{
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endTime = angle::GetCurrentTime();
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}
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else
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{
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endTime = mStopTime;
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}
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return endTime - mStartTime;
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}
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