akimot/timer.cpp at master · tomik/akimot · GitHub

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#include "timer.h"

//---------------------------------------------------------------------

Timer::Timer()
{
  elapsed_ = 0;
}

//---------------------------------------------------------------------

Timer::Timer(double swTime): swTime_(swTime)
{
  elapsed_ = 0;
}

//---------------------------------------------------------------------

void Timer::setTimer(double swTime)
{
  swTime_ = swTime;
}

//---------------------------------------------------------------------

double Timer::now()
{
  timeval t;
  gettimeofday(&t, NULL);
  return toSeconds(t);
}

//---------------------------------------------------------------------

void Timer::start()
{
  timeval t;
  gettimeofday(&t, NULL);
  start_ = toSeconds(t);
}

//---------------------------------------------------------------------

void Timer::stop()
{
  timeval t;
  gettimeofday(&t, NULL);

  elapsed_ = toSeconds(t) - start_;
}

//---------------------------------------------------------------------

double Timer::elapsed()
{
  #ifndef NDEBUG
    timeval t;
    gettimeofday(&t, NULL);
    assert( toSeconds(t) - start_ >= elapsed_);
  #endif

  return elapsed_;
}

//---------------------------------------------------------------------

bool Timer::timeUp()
{
  timeval t;
  gettimeofday(&t, NULL);
  if (toSeconds(t) - start_ >= swTime_)
    return true;
  return false;
}

//---------------------------------------------------------------------

double Timer::toSeconds(timeval t)
{
  return t.tv_sec + t.tv_usec / double(MICRO_IN_SEC);
}

//---------------------------------------------------------------------
//---------------------------------------------------------------------