I'm not at home so I can't test it but I don't see why they shouldn't be? Just set the entitypickmode and it should be fine.
If not, use a terrain, they're definitely okay. Or make a quad and scale it out as big as you need, etc.
Cheers,
Ryan
If not, use a terrain, they're definitely okay. Or make a quad and scale it out as big as you need, etc.
Cheers,
Ryan