hr_time.h

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

#ifndef __HR_TIME_H
#define __HR_TIME_H

#ifdef _WIN32
#include <windows.h>

typedef struct {
    LARGE_INTEGER start;
    LARGE_INTEGER stop;
} stopWatch;

class CStopWatch {

private:
        stopWatch timer;
        LARGE_INTEGER frequency;
        double LIToSecs( LARGE_INTEGER & L);
public:
        CStopWatch();
        void startTimer( );
        void stopTimer( );
        double getElapsedTime();
};

#else
#include <sys/time.h>

typedef struct {
        timeval start;
        timeval stop;
} stopWatch;

class CStopWatch {

private:
        stopWatch timer;
public:
        CStopWatch() {};
        void startTimer( );
        void stopTimer( );
        double getElapsedTime();
};

#endif

#endif