Models not rendered if the sector they are in isn't vissible
Atm if a large model is close to the edge of a sector
and that sector isn't vissible the model isn't
renderered untill the sector becomes vissible.
Most of the time this isn't a problem but for very big
models like the Cyberdemon or Big Tree, this becomes
This obviously conflicts with the current method of
selection by vissible sub sector.
Is there anything that can be done to fix this?