70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <https://www.gnu.org/licenses/>.
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*
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* Author: reine
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*/
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#pragma once
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#include <iostream>
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#include <string>
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#include "mytime.h"
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#ifdef BENCHMARK
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#define BENCHFUN StopWatch StopFun(__func__);
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#define BENCHFUNMICRO StopWatch StopFun(__func__, true);
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#else
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#define BENCHFUN
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#define BENCHFUNMICRO
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#endif
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class StopWatch
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{
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public:
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explicit StopWatch(const char* msg, bool microSeconds = false) : message(msg), unit(microSeconds ? " us" : " ms"), divisor(microSeconds ? 1 : 1000)
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{
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start();
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stopped = false;
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}
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~StopWatch()
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{
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if (!stopped) {
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stop();
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}
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}
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void start()
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{
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startTime.set();
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}
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void stop()
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{
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stopTime.set();
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const long elapsedTime = stopTime.etime(startTime) / divisor;
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std::cout << message << " took " << elapsedTime << unit << std::endl;
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stopped = true;
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}
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private:
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MyTime startTime;
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MyTime stopTime;
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const std::string message;
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const std::string unit;
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const int divisor;
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bool stopped;
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};
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