if (effect == NULL && radius == 0 && speed == 0 && number == 0
&& !blackhole && !vortex && !magnify && !reflect) {
/* if no cmdline options are given, randomly choose one of:
if (effect == NULL && radius == 0 && speed == 0 && number == 0
&& !blackhole && !vortex && !magnify && !reflect) {
/* if no cmdline options are given, randomly choose one of: