static void
OnTimerNotify(WindowControl * Sender)
{
(void)Sender;
if (filter_data.direction_index == 1) {
Angle a = last_heading - XCSoarInterface::Basic().Heading;
if (a.as_delta().magnitude_degrees() >= fixed_one) {
UpdateList();
InitializeDirection(true);
wpDirection->RefreshDisplay();
}
}
}
void
AATPoint::get_target_range_radial(fixed &range, fixed &radial) const
{
const fixed oldrange = range;
const GeoPoint fprev = get_previous()->get_location_remaining();
const GeoPoint floc = get_location();
const Angle radialraw = (floc.bearing(get_location_target()) -
fprev.bearing(floc)).as_bearing();
const fixed d = floc.distance(get_location_target());
const fixed radius = floc.distance(get_location_min());
const fixed rangeraw = min(fixed_one, d / radius);
radial = radialraw.as_delta().value_degrees();
const fixed rangesign = (fabs(radial) > fixed(90)) ?
fixed_minus_one : fixed_one;
range = rangeraw * rangesign;
if ((oldrange == fixed_zero) && (range == fixed_zero))
radial = fixed_zero;
}