* @brief Compute the horizontal distance between two global positions in meters. * * @param global_position_now current lat [deg], lon [deg], alt AM

* @brief Check if VTOL is in fixed-wing mode. * * @return true if in FW mode, false otherwise. */

* @return true, if the map reference has been initialized before */

* @brief Check if VTOL is in multicopter mode. * * @return true if in MC mode, false otherwise. */

* @brief Check if VTOL is transitioning to fixed-wing. * * @return true if transitioning to FW, false otherwise. */

* @brief Check if VTOL is transitioning to multicopter. * * @return true if transitioning to MC, false otherwise. */

* @brief Check if vehicle is in an undefined state. This indicates the vehicle is not a VTOL. * * @return true if undefined state, false otherwi

* @brief Get the vehicle's home position in local coordinates. * * @return the local coordinates of the home position (NED) [m] */

* @brief Check if vehicle's local home position is valid (xyz). * * @return true if the local position has been set, otherwise false */

* Transform a point in the local azimuthal equidistant plane to the * geographic coordinate system using the projection * * @param local_posi

* @brief Check if home position has been set manually. * * @return true if set manually, otherwise false */

* @brief Get the vehicle's current active flight mode. * * @return the int value describing the mode * @see navigation state values: * htt

* Called whenever the mode is activated, also if the vehicle is disarmed */

* @brief Registers a callback to be invoked when the activity information changes. * This callback provides a way to react to updates in the

* Called whenever the mode is deactivated, also if the vehicle is disarmed */