+ frames, total, count)
+ if elapsed:
+ seconds_per_bullet = elapsed / count
+ bullets_per_second = count / elapsed
+ print " %g seconds per bullet (120Hz max: %g)." % (
+ seconds_per_bullet, bullets_per_second / 120)
+
+ screen.fill([0, 0, 64] if collides else [0, 0, 0] )