void set_loiter_item(struct mission_item_s *item, float min_clearance = -1.0f); void set_takeoff_item(struct mission_item_s *item, float abs_altitude, float min_pitch = 0.0f); void set_land_item(struct mission_item_s *item, bool at_current_location); void set_idle_item(struct mission_item_s *item); void set_vtol_transition_item(struct mission_item_s *item, const uint8_t new_mode);