terrain_est: Continuously reset terrain height on ground using known clearance. This is the best estimate as we should not rely on a distance sensor while on the ground. This also helps when the drone is carried over as it avoids starting with a crazy downward distance for optical flow scaling.
terrain_est: Continuously reset terrain height on ground using known
clearance. This is the best estimate as we should not rely on a distance
sensor while on the ground. This also helps when the drone is carried
over as it avoids starting with a crazy downward distance for optical
flow scaling.

PX4/ecl,PX4/ecl,PX4/ecl,PX4/ecl,PX4/ecl