VuoTimeUtilities.cc

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#include <sys/time.h>
#include "VuoTimeUtilities.hh"
 
double VuoTimeUtilities::getCurrentTimeInSeconds(void)
{
    struct timeval t = getCurrentTime();
    return t.tv_sec + t.tv_usec / 1000000.;
}
 
struct timeval VuoTimeUtilities::getCurrentTime(void)
{
    struct timeval now;
    gettimeofday(&now, NULL);
    return now;
}
 
struct timeval VuoTimeUtilities::getElapsedTime(const struct timeval &start, const struct timeval &end)
{
    long int diff = (end.tv_usec + 1000000 * end.tv_sec) - (start.tv_usec + 1000000 * start.tv_sec);
    struct timeval result;
    result.tv_sec = diff / 1000000;
    result.tv_usec = diff % 1000000;
    return result;
}
 
void VuoTimeUtilities::printTime(const struct timeval &time)
{
    printf("%ld.%06d\n", time.tv_sec, time.tv_usec);
}