[C++] 시간계산

LARGE_INTEGER timeFreq,timePrev;

QueryPerformanceFrequency (&timeFreq);

QueryPerformanceCounter (&timePrev);

LARGE_INTEGER timeCur;

QueryPerformanceCounter (&timeCur);

double dt = (double)(timeCur.QuadPart - timePrev.QuadPart)/timeFreq.QuadPart;

timePrev = timeCur;