#ifndef __PERFTIMER_H__
#define __PERFTIMER_H__
#include "unicode/utypes.h"
#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
#include <windows.h>
class Timer {
LARGE_INTEGER tstart, tend;
public:
Timer() {}
inline void start() {
QueryPerformanceCounter(&tstart);
}
inline double stop() {
QueryPerformanceCounter(&tend);
LARGE_INTEGER freq;
int result = QueryPerformanceFrequency(&freq);
return ((double)(tend.QuadPart - tstart.QuadPart))/((double)freq.QuadPart);
}
};
#else
#include <sys/time.h>
class Timer {
struct timeval tstart, tend;
struct timezone tz;
public:
Timer() {}
inline void start() {
gettimeofday(&tstart, &tz);
}
inline double stop() {
gettimeofday(&tend, &tz);
double t1, t2;
t1 = (double)tstart.tv_sec + (double)tstart.tv_usec*1e-6;
t2 = (double)tend.tv_sec + (double)tend.tv_usec*1e-6;
return t2-t1;
}
};
#endif
#endif