+ // included as performance data needs them, who else?
+ inline PerformanceData* getPerformance() { return _performance; };
+ inline bool onGround() const { return no_roll; };
+ inline double getSpeed() const { return speed; };
+ inline double getRoll() const { return roll; };
+ inline double getPitch() const { return pitch; };
+ inline double getAltitude() const { return altitude_ft; };
+ inline double getVerticalSpeed() const { return vs; };
+ inline double altitudeAGL() const { return props->getFloatValue("position/altitude-agl-ft");};
+ inline double airspeed() const { return props->getFloatValue("velocities/airspeed-kt");};
+ string atGate();
+