fw autoland: add very short comment

This commit is contained in:
Thomas Gubler 2014-02-19 23:32:55 +01:00
parent 60de15ea9d
commit b7899056f5
1 changed files with 2 additions and 0 deletions

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@ -885,8 +885,10 @@ FixedwingPositionControl::control_position(const math::Vector<2> &current_positi
float airspeed_land = 1.3f * _parameters.airspeed_min;
float airspeed_approach = 1.3f * _parameters.airspeed_min;
/* Calculate distance (to landing waypoint) and altitude of last ordinary waypoint L */
float L_wp_distance = get_distance_to_next_waypoint(prev_wp(0), prev_wp(1), curr_wp(0), curr_wp(1));
float L_altitude = landingslope.getLandingSlopeAbsoluteAltitude(L_wp_distance, _pos_sp_triplet.current.alt);
float bearing_airplane_currwp = get_bearing_to_next_waypoint(current_position(0), current_position(1), curr_wp(0), curr_wp(1));
float landing_slope_alt_desired = landingslope.getLandingSlopeAbsoluteAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp, _pos_sp_triplet.current.alt);