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Remove egress points from most flight plans.

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These don't have any function. Remove them and remove the angled attack
heading from the IP.
This commit is contained in:
Dan Albert
2021-07-13 18:13:20 -07:00
parent f7bbe0fa94
commit dfcd372d2d
4 changed files with 23 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
gen/flights/flightplan.py
View File

@@ -542,7 +542,6 @@ class StrikeFlightPlan(FormationFlightPlan):
join: FlightWaypoint
ingress: FlightWaypoint
targets: List[FlightWaypoint]
egress: FlightWaypoint
split: FlightWaypoint
nav_from: List[FlightWaypoint]
land: FlightWaypoint
@@ -557,7 +556,6 @@ class StrikeFlightPlan(FormationFlightPlan):
yield self.join
yield self.ingress
yield from self.targets
yield self.egress
yield self.split
yield from self.nav_from
yield self.land
@@ -569,7 +567,6 @@ class StrikeFlightPlan(FormationFlightPlan):
def package_speed_waypoints(self) -> Set[FlightWaypoint]:
return {
self.ingress,
self.egress,
self.split,
} | set(self.targets)
@@ -633,8 +630,8 @@ class StrikeFlightPlan(FormationFlightPlan):
@property
def split_time(self) -> timedelta:
travel_time = self.travel_time_between_waypoints(self.egress, self.split)
return self.egress_time + travel_time
travel_time = self.travel_time_between_waypoints(self.ingress, self.split)
return self.ingress_time + travel_time
@property
def ingress_time(self) -> timedelta:
@@ -644,19 +641,9 @@ class StrikeFlightPlan(FormationFlightPlan):
)
return tot - travel_time
@property
def egress_time(self) -> timedelta:
tot = self.tot
travel_time = self.travel_time_between_waypoints(
self.target_area_waypoint, self.egress
)
return tot + travel_time
def tot_for_waypoint(self, waypoint: FlightWaypoint) -> Optional[timedelta]:
if waypoint == self.ingress:
return self.ingress_time
elif waypoint == self.egress:
return self.egress_time
elif waypoint in self.targets:
return self.tot
return super().tot_for_waypoint(waypoint)
@@ -982,7 +969,7 @@ class FlightPlanBuilder:
for join_point in self.preferred_join_points():
join_distance = meters(join_point.distance_to_point(target))
if join_distance > self.doctrine.ingress_egress_distance:
if join_distance > self.doctrine.ingress_distance:
break
else:
# The entire path to the target is threatened. Use the fallback behavior for
@@ -995,11 +982,9 @@ class FlightPlanBuilder:
# The first case described above. The ingress and join points are placed
# reasonably relative to each other.
egress_point = self._egress_point(attack_heading)
self.package.waypoints = PackageWaypoints(
WaypointBuilder.perturb(join_point),
ingress_point,
egress_point,
WaypointBuilder.perturb(join_point),
)
@@ -1010,13 +995,11 @@ class FlightPlanBuilder:
from gen.ato import PackageWaypoints
ingress_point = self._ingress_point(self._target_heading_to_package_airfield())
egress_point = self._egress_point(self._target_heading_to_package_airfield())
join_point = self._rendezvous_point(ingress_point)
split_point = self._rendezvous_point(self.package.target.position)
self.package.waypoints = PackageWaypoints(
join_point,
ingress_point,
egress_point,
split_point,
)
@@ -1535,10 +1518,8 @@ class FlightPlanBuilder:
assert self.package.waypoints is not None
builder = WaypointBuilder(flight, self.coalition)
ingress, target, egress = builder.escort(
self.package.waypoints.ingress,
self.package.target,
self.package.waypoints.egress,
ingress, target = builder.escort(
self.package.waypoints.ingress, self.package.target
)
hold = builder.hold(self._hold_point(flight))
join = builder.join(self.package.waypoints.join)
@@ -1556,7 +1537,6 @@ class FlightPlanBuilder:
join=join,
ingress=ingress,
targets=[target],
egress=egress,
split=split,
nav_from=builder.nav_path(
split.position, flight.arrival.position, self.doctrine.ingress_altitude
@@ -1804,7 +1784,6 @@ class FlightPlanBuilder:
ingress_type, self.package.waypoints.ingress, location
),
targets=target_waypoints,
egress=builder.egress(self.package.waypoints.egress, location),
split=split,
nav_from=builder.nav_path(
split.position, flight.arrival.position, self.doctrine.ingress_altitude
@@ -1848,7 +1827,7 @@ class FlightPlanBuilder:
"""Returns the position of the rendezvous point.
Args:
attack_transition: The ingress or egress point for this rendezvous.
attack_transition: The ingress or target point for this rendezvous.
"""
if self._rendezvous_should_retreat(attack_transition):
return self._retreating_rendezvous_point(attack_transition)
@@ -1856,12 +1835,7 @@ class FlightPlanBuilder:
def _ingress_point(self, heading: float) -> Point:
return self.package.target.position.point_from_heading(
heading - 180 + 15, self.doctrine.ingress_egress_distance.meters
)
def _egress_point(self, heading: float) -> Point:
return self.package.target.position.point_from_heading(
heading - 180 - 15, self.doctrine.ingress_egress_distance.meters
heading - 180, self.doctrine.ingress_distance.meters
)
def _target_heading_to_package_airfield(self) -> float:

11
gen/flights/waypointbuilder.py
View File

@@ -427,21 +427,18 @@ class WaypointBuilder:
self,
ingress: Point,
target: MissionTarget,
egress: Point,
) -> Tuple[FlightWaypoint, FlightWaypoint, FlightWaypoint]:
) -> Tuple[FlightWaypoint, FlightWaypoint]:
"""Creates the waypoints needed to escort the package.
Args:
ingress: The package ingress point.
target: The mission target.
egress: The package egress point.
"""
# This would preferably be no points at all, and instead the Escort task
# would begin on the join point and end on the split point, however the
# escort task does not appear to work properly (see the longer
# description in gen.aircraft.JoinPointBuilder), so instead we give
# the escort flights a flight plan including the ingress point, target
# area, and egress point.
# the escort flights a flight plan including the ingress point and target area.
ingress_wp = self.ingress(FlightWaypointType.INGRESS_ESCORT, ingress, target)
waypoint = FlightWaypoint(
@@ -455,9 +452,7 @@ class WaypointBuilder:
waypoint.name = "TARGET"
waypoint.description = "Escort the package"
waypoint.pretty_name = "Target area"
egress_wp = self.egress(egress, target)
return ingress_wp, waypoint, egress_wp
return ingress_wp, waypoint
@staticmethod
def pickup(control_point: ControlPoint) -> FlightWaypoint: