increase rotation of circle by 45 degree
Adjustment over Spline Waypoint

_spline_origin_vel and _spline_destination_vel is set according to max.
wp speed;
at start, the spline speed is 0.1m/s;
limit, path planning's max acceleration;
add fake wind, 0.85 coefficient;
flag reached, only when actual position is within leash distance from
the destination.