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https://github.com/dcs-retribution/dcs-retribution.git
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fa8c0d9660
Split the oversized file into one per plan type. This also moves the layout responsibility out of the oversized FlightPlanBuilder and into each flight plan type file.
89 lines
3.3 KiB
Python
89 lines
3.3 KiB
Python
from __future__ import annotations
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import random
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from abc import ABC
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from typing import TYPE_CHECKING
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from dcs import Point
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from shapely.geometry import Point as ShapelyPoint
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from game.utils import Heading, meters, nautical_miles
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from ..closestairfields import ObjectiveDistanceCache
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from ..flightplans.ibuilder import IBuilder
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from ..flightplans.planningerror import PlanningError
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if TYPE_CHECKING:
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from game.theater import MissionTarget
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class CapBuilder(IBuilder, ABC):
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def cap_racetrack_for_objective(
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self, location: MissionTarget, barcap: bool
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) -> tuple[Point, Point]:
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closest_cache = ObjectiveDistanceCache.get_closest_airfields(location)
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for airfield in closest_cache.operational_airfields:
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# If the mission is a BARCAP of an enemy airfield, find the *next*
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# closest enemy airfield.
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if airfield == self.package.target:
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continue
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if airfield.captured != self.is_player:
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closest_airfield = airfield
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break
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else:
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raise PlanningError("Could not find any enemy airfields")
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heading = Heading.from_degrees(
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location.position.heading_between_point(closest_airfield.position)
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)
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position = ShapelyPoint(
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self.package.target.position.x, self.package.target.position.y
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)
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if barcap:
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# BARCAPs should remain far enough back from the enemy that their
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# commit range does not enter the enemy's threat zone. Include a 5nm
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# buffer.
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distance_to_no_fly = (
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meters(position.distance(self.threat_zones.all))
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- self.doctrine.cap_engagement_range
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- nautical_miles(5)
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)
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max_track_length = self.doctrine.cap_max_track_length
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else:
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# Other race tracks (TARCAPs, currently) just try to keep some
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# distance from the nearest enemy airbase, but since they are by
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# definition in enemy territory they can't avoid the threat zone
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# without being useless.
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min_distance_from_enemy = nautical_miles(20)
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distance_to_airfield = meters(
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closest_airfield.position.distance_to_point(
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self.package.target.position
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)
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)
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distance_to_no_fly = distance_to_airfield - min_distance_from_enemy
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# TARCAPs fly short racetracks because they need to react faster.
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max_track_length = self.doctrine.cap_min_track_length + 0.3 * (
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self.doctrine.cap_max_track_length - self.doctrine.cap_min_track_length
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)
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min_cap_distance = min(
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self.doctrine.cap_min_distance_from_cp, distance_to_no_fly
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)
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max_cap_distance = min(
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self.doctrine.cap_max_distance_from_cp, distance_to_no_fly
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)
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end = location.position.point_from_heading(
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heading.degrees,
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random.randint(int(min_cap_distance.meters), int(max_cap_distance.meters)),
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)
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track_length = random.randint(
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int(self.doctrine.cap_min_track_length.meters),
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int(max_track_length.meters),
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)
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start = end.point_from_heading(heading.opposite.degrees, track_length)
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return start, end
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