Merge pull request #487 from walterroach/fob

FOB Control Points

game/theater/conflicttheater.py

@@ -39,7 +39,7 @@ from dcs.unitgroup import (
     StaticGroup,
     VehicleGroup,
 )
-from dcs.vehicles import AirDefence, Armor, MissilesSS
+from dcs.vehicles import AirDefence, Armor, MissilesSS, Unarmed
 
 from gen.flights.flight import FlightType
 from .controlpoint import (
@@ -49,6 +49,7 @@ from .controlpoint import (
     Lha,
     MissionTarget,
     OffMapSpawn,
+    Fob,
 )
 from .landmap import Landmap, load_landmap, poly_contains
 from ..utils import nm_to_meter
@@ -87,6 +88,8 @@ class MizCampaignLoader:
     LHA_UNIT_TYPE = LHA_1_Tarawa.id
     FRONT_LINE_UNIT_TYPE = Armor.APC_M113.id
 
+    FOB_UNIT_TYPE = Unarmed.CP_SKP_11_ATC_Mobile_Command_Post.id
+
     EWR_UNIT_TYPE = AirDefence.EWR_55G6.id
     SAM_UNIT_TYPE = AirDefence.SAM_SA_10_S_300PS_SR_64H6E.id
     GARRISON_UNIT_TYPE = AirDefence.SAM_SA_19_Tunguska_2S6.id
@@ -177,6 +180,11 @@ class MizCampaignLoader:
         for group in self.country(blue).ship_group:
             if group.units[0].type == self.LHA_UNIT_TYPE:
                 yield group
+    
+    def fobs(self, blue: bool) -> Iterator[VehicleGroup]:
+        for group in self.country(blue).vehicle_group:
+            if group.units[0].type == self.FOB_UNIT_TYPE:
+                yield group
 
     @property
     def ships(self) -> Iterator[ShipGroup]:
@@ -261,6 +269,13 @@ class MizCampaignLoader:
                 control_point.captured = blue
                 control_point.captured_invert = group.late_activation
                 control_points[control_point.id] = control_point
+            for group in self.fobs(blue):
+                control_point = Fob(
+                    str(group.name), group.position, next(self.control_point_id)
+                )
+                control_point.captured = blue
+                control_point.captured_invert = group.late_activation
+                control_points[control_point.id] = control_point
 
         return control_points
 
@@ -279,14 +294,14 @@ class MizCampaignLoader:
             # final waypoint at the destination CP. Intermediate waypoints
             # define the curve of the front line.
             waypoints = [p.position for p in group.points]
-            origin = self.mission.terrain.nearest_airport(waypoints[0])
+            origin =  self.theater.closest_control_point(waypoints[0])
             if origin is None:
                 raise RuntimeError(
-                    f"No airport near the first waypoint of {group.name}")
-            destination = self.mission.terrain.nearest_airport(waypoints[-1])
+                    f"No control point near the first waypoint of {group.name}")
+            destination = self.theater.closest_control_point(waypoints[-1])
             if destination is None:
                 raise RuntimeError(
-                    f"No airport near the final waypoint of {group.name}")
+                    f"No control point near the final waypoint of {group.name}")
 
             # Snap the begin and end points to the control points.
             waypoints[0] = origin.position

game/theater/controlpoint.py

@@ -623,3 +623,51 @@ class OffMapSpawn(ControlPoint):
     @property
     def runway_status(self) -> RunwayStatus:
         return RunwayStatus()
+
+
+class Fob(ControlPoint):
+
+    def __init__(self, name: str, at: Point, cp_id: int):
+        import game.theater.conflicttheater
+        super().__init__(cp_id, name, at, at,
+                         game.theater.conflicttheater.SIZE_SMALL, 1,
+                         has_frontline=True, cptype=ControlPointType.FOB)
+        self.name = name
+    
+    def runway_is_operational(self) -> bool:
+        return False
+    
+    def active_runway(self, conditions: Conditions,
+                      dynamic_runways: Dict[str, RunwayData]) -> RunwayData:
+        logging.warning("TODO: FOBs have no runways.")
+        return RunwayData(self.full_name, runway_heading=0, runway_name="")
+
+    @property
+    def runway_status(self) -> RunwayStatus:
+        return RunwayStatus()
+
+    def mission_types(self, for_player: bool) -> Iterator[FlightType]:
+        from gen.flights.flight import FlightType
+        if self.is_friendly(for_player):
+            yield from [
+                FlightType.BARCAP,
+                # TODO: FlightType.LOGISTICS
+            ]
+        else:
+            yield from [
+                FlightType.STRIKE,
+                FlightType.SWEEP,
+                FlightType.ESCORT,
+                FlightType.SEAD,
+            ]
+
+    @property
+    def total_aircraft_parking(self) -> int:
+        return 0
+
+    def can_operate(self, aircraft: FlyingType) -> bool:
+        return False
+
+    @property
+    def heading(self) -> int:
+        return 0

game/theater/start_generator.py

@@ -45,6 +45,7 @@ from . import (
     ControlPoint,
     ControlPointType,
     OffMapSpawn,
+    Fob,
 )
 
 GroundObjectTemplates = Dict[str, Dict[str, Any]]
@@ -537,7 +538,26 @@ class BaseDefenseGenerator:
             return
         g.groups.append(group)
         self.control_point.base_defenses.append(g)
-
+class FobDefenseGenerator(BaseDefenseGenerator):
+    def generate(self) -> None:
+        self.generate_garrison()
+        self.generate_fob_defenses()
+    
+    def generate_fob_defenses(self):
+        # First group has a 1/2 chance of being a SHORAD,
+        # and a 1/2 chance of a garrison.
+        #
+        # Further groups have a 1/3 chance of being SHORAD and 2/3 chance of
+        # being a garrison.
+        for i in range(random.randint(2, 5)):
+            if i == 0 and random.randint(0, 1) == 0:
+                self.generate_shorad()
+            elif i == 0 and random.randint(0, 1) == 0:
+                self.generate_garrison()
+            elif random.randint(0, 2) == 1:
+                self.generate_shorad()
+            else:
+                self.generate_garrison()
 
 class AirbaseGroundObjectGenerator(ControlPointGroundObjectGenerator):
     def __init__(self, game: Game, control_point: ControlPoint,
@@ -679,6 +699,35 @@ class AirbaseGroundObjectGenerator(ControlPointGroundObjectGenerator):
             self.control_point.connected_objectives.append(g)
         return
 
+class FobGroundObjectGenerator(AirbaseGroundObjectGenerator):
+    def generate(self) -> bool:
+        self.generate_fob()
+        FobDefenseGenerator(self.game, self.control_point).generate()
+        return True
+
+    def generate_fob(self) -> None:
+        try:
+            category = self.faction.building_set[self.faction.building_set.index('fob')]
+        except IndexError:
+            logging.exception("Faction has no fob buildings defined")
+            return
+
+        obj_name = self.control_point.name
+        template = random.choice(list(self.templates[category].values()))
+        point = self.control_point.position
+        # Pick from preset locations
+        object_id = 0
+        group_id = self.game.next_group_id()
+
+        # TODO: Create only one TGO per objective, each with multiple units.
+        for unit in template:
+            object_id += 1
+
+            template_point = Point(unit["offset"].x, unit["offset"].y)
+            g = BuildingGroundObject(
+                obj_name, category, group_id, object_id, point + template_point,
+                unit["heading"], self.control_point, unit["type"], airbase_group=True)
+            self.control_point.connected_objectives.append(g)
 
 class GroundObjectGenerator:
     def __init__(self, game: Game) -> None:
@@ -702,6 +751,9 @@ class GroundObjectGenerator:
             generator = LhaGroundObjectGenerator(self.game, control_point)
         elif isinstance(control_point, OffMapSpawn):
             generator = NoOpGroundObjectGenerator(self.game, control_point)
+        elif isinstance(control_point, Fob):
+            generator = FobGroundObjectGenerator(self.game, control_point,
+                                                 self.templates)
         else:
             generator = AirbaseGroundObjectGenerator(self.game, control_point,
                                                      self.templates)

game/theater/theatergroundobject.py

@@ -140,7 +140,7 @@ class TheaterGroundObject(MissionTarget):
 class BuildingGroundObject(TheaterGroundObject):
     def __init__(self, name: str, category: str, group_id: int, object_id: int,
                  position: Point, heading: int, control_point: ControlPoint,
-                 dcs_identifier: str) -> None:
+                 dcs_identifier: str, airbase_group=False) -> None:
         super().__init__(
             name=name,
             category=category,
@@ -149,7 +149,7 @@ class BuildingGroundObject(TheaterGroundObject):
             heading=heading,
             control_point=control_point,
             dcs_identifier=dcs_identifier,
-            airbase_group=False,
+            airbase_group=airbase_group,
             sea_object=False
         )
         self.object_id = object_id