Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
#ifdef _WIN32
#include <windows.h>
#else
#include <ctime>
#include <sys/time.h>
#endif
#include "chronos.h"
Chronos::
Chronos() {
reset();
}
void
Chronos::
reset(void) {
m_reset = time();
}
double
Chronos::
elapsed(void) {
return time() - m_reset;
}
double
Chronos::time(void) {
#ifdef _WIN32
LARGE_INTEGER counter, freq;
QueryPerformanceCounter(&counter);
QueryPerformanceFrequency(&freq);
return (1.0*counter.QuadPart)/(1.0*freq.QuadPart);
#else
struct timeval v;
gettimeofday(&v, (struct timezone *) NULL);
return v.tv_sec + v.tv_usec/1.0e6;
#endif
}