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https://github.com/dcs-retribution/dcs-retribution.git
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48ba8ff255
Restored the default patrol duration handling in PackageRefuelingFlightPlan. Desired tanker on-station time will now only apply to TheaterRefuelingFlightPlan.
84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
from __future__ import annotations
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from datetime import timedelta
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from typing import Type
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from game.utils import Heading, feet, meters, nautical_miles
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from .ibuilder import IBuilder
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from .patrolling import PatrollingLayout
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from .refuelingflightplan import RefuelingFlightPlan
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from .waypointbuilder import WaypointBuilder
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class TheaterRefuelingFlightPlan(RefuelingFlightPlan):
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@staticmethod
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def builder_type() -> Type[Builder]:
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return Builder
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@property
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def patrol_duration(self) -> timedelta:
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return self.flight.coalition.game.settings.desired_tanker_on_station_time
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class Builder(IBuilder[TheaterRefuelingFlightPlan, PatrollingLayout]):
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def layout(self) -> PatrollingLayout:
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racetrack_half_distance = nautical_miles(20).meters
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location = self.package.target
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closest_boundary = self.threat_zones.closest_boundary(location.position)
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heading_to_threat_boundary = Heading.from_degrees(
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location.position.heading_between_point(closest_boundary)
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)
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distance_to_threat = meters(
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location.position.distance_to_point(closest_boundary)
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)
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orbit_heading = heading_to_threat_boundary
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# Station 70nm outside the threat zone.
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threat_buffer = nautical_miles(70)
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if self.threat_zones.threatened(location.position):
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orbit_distance = distance_to_threat + threat_buffer
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else:
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orbit_distance = distance_to_threat - threat_buffer
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racetrack_center = location.position.point_from_heading(
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orbit_heading.degrees, orbit_distance.meters
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)
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racetrack_start = racetrack_center.point_from_heading(
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orbit_heading.right.degrees, racetrack_half_distance
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)
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racetrack_end = racetrack_center.point_from_heading(
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orbit_heading.left.degrees, racetrack_half_distance
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)
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builder = WaypointBuilder(self.flight, self.coalition)
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tanker_type = self.flight.unit_type
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if tanker_type.patrol_altitude is not None:
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altitude = tanker_type.patrol_altitude
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else:
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altitude = feet(21000)
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racetrack = builder.race_track(racetrack_start, racetrack_end, altitude)
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return PatrollingLayout(
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departure=builder.takeoff(self.flight.departure),
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nav_to=builder.nav_path(
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self.flight.departure.position, racetrack_start, altitude
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),
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nav_from=builder.nav_path(
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racetrack_end, self.flight.arrival.position, altitude
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),
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patrol_start=racetrack[0],
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patrol_end=racetrack[1],
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arrival=builder.land(self.flight.arrival),
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divert=builder.divert(self.flight.divert),
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bullseye=builder.bullseye(),
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)
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def build(self) -> TheaterRefuelingFlightPlan:
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return TheaterRefuelingFlightPlan(self.flight, self.layout())
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