Allow objects near missile launchers to be culled.

We want the scud to not be culled, but we should still cull things
nearby. Rather than making the scud the center of a 2.5km unculled zone,
just exclude missile objectives from culling.

gen/groundobjectsgen.py

@@ -15,7 +15,7 @@ from dcs import Mission, Point, unitgroup
 from dcs.action import SceneryDestructionZone
 from dcs.country import Country
 from dcs.point import StaticPoint
-from dcs.statics import Fortification, fortification_map, warehouse_map, Warehouse
+from dcs.statics import Fortification, fortification_map, warehouse_map
 from dcs.task import (
     ActivateBeaconCommand,
     ActivateICLSCommand,
@@ -24,7 +24,7 @@ from dcs.task import (
     FireAtPoint,
 )
 from dcs.triggers import TriggerStart, TriggerZone
-from dcs.unit import Ship, Unit, Vehicle, SingleHeliPad, Static
+from dcs.unit import Ship, Unit, Vehicle, SingleHeliPad
 from dcs.unitgroup import Group, ShipGroup, StaticGroup, VehicleGroup
 from dcs.unittype import StaticType, UnitType
 from dcs.vehicles import vehicle_map
@@ -76,8 +76,12 @@ class GenericGroundObjectGenerator:
         self.m = mission
         self.unit_map = unit_map
 
+    @property
+    def culled(self) -> bool:
+        return self.game.position_culled(self.ground_object.position)
+
     def generate(self) -> None:
-        if self.game.position_culled(self.ground_object.position):
+        if self.culled:
             return
 
         for group in self.ground_object.groups:
@@ -130,6 +134,12 @@ class GenericGroundObjectGenerator:
 
 
 class MissileSiteGenerator(GenericGroundObjectGenerator):
+    @property
+    def culled(self) -> bool:
+        # Don't cull missile sites - their range is long enough to make them easily
+        # culled despite being a threat.
+        return False
+
     def generate(self) -> None:
         super(MissileSiteGenerator, self).generate()
         # Note : Only the SCUD missiles group can fire (V1 site cannot fire in game right now)