mitkLinuxRealTimeClock.cpp

Go to the documentation of this file.

/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#include "mitkLinuxRealTimeClock.h"

#include <sys/time.h>


mitk::LinuxRealTimeClock::LinuxRealTimeClock()
{
}

mitk::LinuxRealTimeClock::~LinuxRealTimeClock()
{
}

double mitk::LinuxRealTimeClock::GetCurrentStamp()
{
  struct timeval tval;

  if ( ::gettimeofday( &tval, nullptr )!= 0 )
  {
    itkGenericOutputMacro("gettimeofday-method could not successfully acquire the current time");
    return -1;
  }
  double milliseconds;

  milliseconds = static_cast< double >( tval.tv_sec ) +
    static_cast< double >( tval.tv_usec ) / 1e6;

  return milliseconds*1000; // in milliseconds
}