print(
'===================== final 3 degrees descending glide slope ================'
)
dummyDescentGlideSlope = DescentGlideSlope(runway=arrivalRunway,
aircraft=aircraft,
arrivalAirport=arrivalAirport,
descentGlideSlopeDegrees=3.0)
dummyDescentGlideSlope.buildSimulatedGlideSlope()
firstGlideSlopeWayPoint = dummyDescentGlideSlope.getVertex(v=0).getWeight()
print('=============== init aircraft state vector =================')
casKnots = 107.0
casMetersPerSecond = casKnots * Knots2MetersPerSecond
tasMetersPerSecond = atmosphere.cas2tas(casMetersPerSecond,
950.0,
speed_units='m/s',
altitude_units='m')
elapsedTimeSeconds = 0.0
aircraft.initStateVector(
elapsedTimeSeconds=elapsedTimeSeconds,
trueAirSpeedMetersSecond=tasMetersPerSecond,
altitudeMeanSeaLevelMeters=firstGlideSlopeWayPoint.
getAltitudeMeanSeaLevelMeters(),
deltaDistanceFlownMeters=0.0)
aircraft.setApproachConfiguration(0.0)
aircraftMassKilograms = 49000.0
aircraft.setAircraftMassKilograms(aircraftMassKilograms)
print(
if __name__ == '__main__':
atmosphere = Atmosphere()
print ( '=========== main start ==================' )
for tas in range(0,100,1):
cas1 = tas2cas(tas = tas , altitude = 100.0, temp='std', speed_units = 'm/s', alt_units='m')
cas2 = atmosphere.tas2cas(tas, altitude = 100.0, speed_units = 'm/s', alt_units = 'm')
print ( tas, cas1, cas2 )
print ( '=========== main start ==================' )
for altitude in range(0, 10000, 100):
cas = 100.0 # 100 m/s
tas1 = cas2tas(cas = cas, altitude = altitude, temp='std', speed_units = 'm/s', alt_units='m')
tas2 = atmosphere.cas2tas(cas = cas, altitudeMeters = altitude, speed_units = 'm/s', altitude_units = 'm')
print ( 'altitude= {0} meters ... cas= {1} m/s constant ... tas1= {2} m/s ... tas2= {3} m/s'.format(altitude, cas, tas1, tas2) )
print ( '=========== main start ==================' )
earth = Earth()
acBd = BadaAircraftDatabase()
assert acBd.read()
aircraftIcaoCode = 'B742'
if ( acBd.aircraftExists(aircraftIcaoCode)
and acBd.aircraftPerformanceFileExists(aircraftIcaoCode)):
aircraft = BadaAircraft(aircraftIcaoCode,
acBd.getAircraftFullName(aircraftIcaoCode),
acBd.getAircraftPerformanceFile(aircraftIcaoCode),
atmosphere,
earth)
