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/****************************************************************************
* Core Library Version 1.7, August 2004
* Copyright (c) 1995-2004 Exact Computation Project
* All rights reserved.
*
* This file is part of CORE (http://cs.nyu.edu/exact/core/); you may
* redistribute it under the terms of the Q Public License version 1.0.
* See the file LICENSE.QPL distributed with CORE.
*
* Licensees holding a valid commercial license may use this file in
* accordance with the commercial license agreement provided with the
* software.
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
*
* File: Timer.h
* Synopsis:
* Timer is a class to provide simple timing functions:
*
* Here is an example of how to use it:
*
* Timer timer;
*
* timer.start();
* .. do some tasks for timing ..
* timer.stop();
*
* long clock = timer.getClocks(); // get CPU clocks
* long seconds = time.getSeconds(); // get seconds
*
* Written by
* Zilin Du <zilin@cs.nyu.edu>
*
* WWW URL: http://cs.nyu.edu/exact/
* Email: exact@cs.nyu.edu
*
* $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.2-branch/Core/include/CORE/Timer.h $
* $Id: Timer.h 28567 2006-02-16 14:30:13Z lsaboret $
***************************************************************************/
#ifndef _CORE_TIMER_H_
#define _CORE_IIMER_H_
#include <CORE/Impl.h>
#include <ctime>
CORE_BEGIN_NAMESPACE
class Timer {
private:
long startClock;
long clocks;
public:
Timer() : startClock(0), clocks(0) {}
void start() {
startClock = clock();
}
void stop() {
clocks = clock() - startClock;
}
long getClocks() {
return clocks;
}
float getSeconds() {
return (float)clocks / CLOCKS_PER_SEC;
}
};
CORE_END_NAMESPACE
#endif // _CORE_TIMER_H_
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