Method Sample

src/callback-client/client.h:100–105

    void Start() { QueryPerformanceCounter(&start); }
    double Sample()
    {
        QueryPerformanceCounter  ( &stop );
        double time = (double)(stop.QuadPart-start.QuadPart) / (double)(freq.QuadPart);
        return time;
    }
};

#elif defined(__APPLE__) || defined(__MACOSX)