!752

p {
  bench(r { shootScreen2(0, 0, 200, 100) }, 100);
  bench(r { new BWImage(shootScreen2(0, 0, 200, 100)) }, 100);
  //bench(r { shootScreen2() }, 1);
  bench(r { new BWImage(shootScreen2()) }, 1);
}

static int bench_seconds = 5;

svoid bench(Runnable runnable, int repetitions) {
  long start = now();
  while (now()-start < bench_seconds*1000) { // do it for at least x seconds
    long time = now();
    for i to repetitions:
      runnable.run();
    double duration = (now()-time)/(double) repetitions;
    print(runnable + ": " + formatDouble(duration, 1) + " ms");
  }
}