TimerForSequencer.h

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#ifndef TIMERFORSEQUENCER_H

#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/Timing.h"

class TimerForSequencer
{

public:

  TimerForSequencer( std::string name,
                     unsigned int size,
                     double factor )
    : m_name     ( std::move(name) ),
      m_size     ( size ),
      m_factor   ( factor )
  { }

  ~TimerForSequencer() = default;

  inline void start ()
  {
    m_startClock = System::currentTime( System::microSec );
    m_startCpu   = System::cpuTime    ( System::microSec );
  }

  double stop();

  inline const std::string& name() const { return m_name; }

  inline double lastTime()   const { return m_lastTime; }

  inline double lastCpu()   const { return m_lastCpu; }

  inline double elapsedTotal() const { return m_sum; }

  inline double cpuTotal() const { return m_sumCpu; }

  inline double count() const { return m_num; }

  MsgStream & fillStream(MsgStream & s) const;

  static std::string header( std::string::size_type size );

private:

  std::string m_name;
  unsigned int m_size;
  double m_factor;
  long long m_startClock = 0LL ;
  long long m_startCpu =  0LL ;

  long long m_num =  0LL;
  double m_lastTime = 0.;
  double m_lastCpu = 0.;
  double m_min = 0.;
  double m_max = 0.;
  double m_sum = 0.;
  double m_sumCpu = 0.;
};

inline MsgStream& operator<<(MsgStream& ms, const TimerForSequencer& count)
{
  return count.fillStream( ms );
}

#endif // TIMERFORSEQUENCER_H