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change the TTL/TTG assignment to the IAF -> predictable shortcuts via DIRECTs

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Sven Czarnian
2021-11-25 22:52:48 +01:00
parent fa0a94d733
commit a8419c286f
1 changed files with 9 additions and 21 deletions
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30
aman/sys/aco/Colony.py
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@@ -120,26 +120,14 @@ class Colony:
# finalize the sequence
rwyManager = RunwayManager(self.Configuration)
for i in range(0, len(bestSequence[1])):
self.Result.append(self.Nodes[bestSequence[1][i]].Inbound)
self.Result.append(self.Nodes[bestSequence[1][i]])
Colony.associateInbound(rwyManager, self.Nodes[bestSequence[1][i]], self.Configuration.EarliestArrivalTime, True)
# the idea behind the TTL/TTG per waypoint is that the TTL and TTG needs to be achieved in the
# first 2/3 of the estimated trackmiles and assign it with a linear function to the waypoints
# calculate the TTL/TTG for all the waypoints (TTG is positive)
reqTimeDelta = abs((self.Result[-1].InitialArrivalTime - self.Result[-1].PlannedArrivalTime).total_seconds())
gainTime = self.Result[-1].InitialArrivalTime >= self.Result[-1].PlannedArrivalTime
m = -3 * reqTimeDelta / (2 * self.Result[-1].PlannedTrackmiles)
timeDelta = 0.0
for waypoint in self.Result[-1].PlannedArrivalRoute:
waypointDT = m * waypoint.Trackmiles + reqTimeDelta
timeDelta += waypointDT
if timeDelta > reqTimeDelta:
waypointDT -= timeDelta - reqTimeDelta
waypointDT = timedelta(seconds = (waypointDT if False == gainTime else -1.0 * waypointDT))
waypoint.PTA = waypoint.ETA + waypointDT
# reached the PTA at the waypoint
if timeDelta >= reqTimeDelta:
break
reqTimeDelta = self.Result[-1].Inbound.InitialArrivalTime - self.Result[-1].Inbound.PlannedArrivalTime
self.Result[-1].Inbound.PlannedArrivalRoute[0].PTA = self.Result[-1].Inbound.PlannedArrivalRoute[0].ETA - reqTimeDelta
for i in range(1, len(self.Result[-1].Inbound.PlannedArrivalRoute)):
prev = self.Result[-1].Inbound.PlannedArrivalRoute[i - 1]
current = self.Result[-1].Inbound.PlannedArrivalRoute[i]
if None == prev.ETA or None == current.ETA:
print(self.Result[-1].Inbound.Callsign + ': ' + prev.Waypoint.Name + ', ' + str(prev.ETA) + '; ' + current.Waypoint.Name + ', ' + current.ETA)
current.PTA = prev.PTA + (current.ETA - prev.ETA)