/* Get actual time of day in sec & msec */
unsigned long getTickCount()
{
  struct timeval tv; // tv.tv_sec == seconds & tv.tv_usec == milliseconds
  if( gettimeofday(&tv, NULL) != 0 )
    return 0;
  return ((tv.tv_sec * 1000) + (tv.tv_usec / 1000));
}

/* Do heartbeat*/
int fgcTimer(int* nwNewsock)
{
  const int tps = 25; // Ticks per second
  const int frequency = 1000 / tps;
  const int maxFrameskip = 5;
  bool isRunning = true;
  int loops;
  float delta;
  unsigned long nextTick = getTickCount();

  while( isRunning ) {
    loops = 0;
    do {
//      doSomething();

    std::system("clear");
    std::cout << "Data: getTickCount(): " << getTickCount() << std::endl;
    std::cout << "Data: nextTick: " << nextTick << std::endl;
    std::cout << "Data: Delta: " << ((getTickCount() + frequency - nextTick) / frequency) << std::endl;
    std::cout << "Data: Loops: " << loops << std::endl;
    nextTick += frequency;
    loops++;
    } else { exit(1); };
  } while( getTickCount() > nextTick && loops < maxFrameskip);
  delta = float(getTickCount() + frequency - nextTick) / float(frequency);
//    showSomething(delta);
  }
  return 0;
}