/****************************************************************************/
/* Copyright (c) 2000 MBARI                                                 */
/* MBARI Proprietary Information. All rights reserved.                      */
/****************************************************************************/
/* Summary  :                                                               */
/* Filename : MissionClock.cc                                               */
/* Author   :                                                               */
/* Project  :                                                               */
/* Version  : 1.0                                                           */
/* Created  : 02/07/2000                                                    */
/* Modified :                                                               */
/* Archived :                                                               */
/****************************************************************************/
/* Modification History:                                                    */
/****************************************************************************/
#include "MissionClock.h"

MissionClock::MissionClock()
{
  reset();
}


MissionClock::~MissionClock()
{
}


void MissionClock::reset()
{
  struct timespec now;

  clock_gettime(CLOCK_REALTIME, &now);

  _startTime = now.tv_sec + now.tv_nsec / 1e9;
}


double MissionClock::seconds()
{
  struct timespec now;

  clock_gettime(CLOCK_REALTIME, &now);

  return (now.tv_sec + now.tv_nsec / 1e9 - _startTime);
}