source: GTP/trunk/Lib/Vis/Preprocessing/src/Statistics.h @ 2198

#ifndef __STATISTICS_H
#define __STATISTICS_H


#include "common.h"

namespace GtpVisibilityPreprocessor {

// --------------------------------------------------------------
// Statistics for search - base class
// --------------------------------------------------------------
class StatisticsBase
{
public:
        
  // return time diff. in s
  static inline double TimeDiff(long time1, long time2) // in s
  {
    const double clk = 1.0E-3; // ticks per second
    long t = time2 - time1;
                
    return ((t < 0) ? -t : t) * clk;
  }
        
public:
  long startTime;
  long stopTime;
  
  void Start() {
    startTime = GetTime();
  }

  void Stop() {
    stopTime = GetTime();
  }

  float Time() const {
    return (float)TimeDiff(startTime, stopTime);
  }
};

}

#endif