added GPL copyrights

[physics.git] / src / ticks.cpp

/*
 *  Copyright (C) 2008 Patrik Gornicz, Gornicz_P (at) hotmail (dot) com.
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "ticks.h"

#include <sys/time.h>

/* this file is specific to a UNIX system */

/// ***** Public Methods *****

// returns the current microseconds from unix time
long int tickCountMicro()
{
  struct timeval tv;
  gettimeofday(&tv, 0);

  return (long int)tv.tv_sec * 1000000 + tv.tv_usec;
}

// returns the current milliseconds from unix time
long int tickCountMilli()
{
  return tickCountMicro() / 1000;
}

// returns the current seconds from unix time
long int tickCountSec()
{
  return tickCountMicro() / 1000000;
}