npc_heli_avoidsphere
npc_heli_avoidsphere is an existing point entity available
in 
Half-Life 2
with all versions of Mapbase.Helicopter avoidance sphere
KeyValues
- Avoid Filter (AvoidFilter) <filterclass>
Filter to use to see if the helicopter avoids this sphere. See filter_activator_name for more explanation.
Filter to use to see if the helicopter avoids this sphere. See filter_activator_name for more explanation.