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Traffic: work around crash with bad trafficRef

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Don’t crash when the arrival airport is null.

Sentry-Id: FLIGHTGEAR-893
This commit is contained in:
James Turner 2021-04-06 09:13:32 +01:00
parent 4b9f903f8f
commit 1f24f1b2bb
1 changed files with 8 additions and 0 deletions
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8
src/AIModel/AIAircraft.cxx
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@ -1230,6 +1230,14 @@ bool FGAIAircraft::reachedEndOfCruise(double &distance) {
}
if (curr->getName() == string("BOD")) {
// Sentry: FLIGHTGEAR-893
if (!trafficRef->getArrivalAirport()) {
SG_LOG(SG_AI, SG_WARN, trafficRef->getCallSign() << "FGAIAircraft::reachedEndOfCruise: no arrival airport");
setDie(true);
// return 'done' here, we are broken
return true;
}
double dist = fp->getDistanceToGo(pos.getLatitudeDeg(), pos.getLongitudeDeg(), curr);
double descentSpeed = (getPerformance()->vDescent() * SG_NM_TO_METER) / 3600.0; // convert from kts to meter/s
double descentRate = (getPerformance()->descentRate() * SG_FEET_TO_METER) / 60.0; // convert from feet/min to meter/s