void visit_abstract(const AbstractAirspace &as) {
assert(!m_intersections.empty());
GeoPoint point = m_intersections[0].first;
RouteLink l = rpolar.generate_intermediate(link.first,
RoutePoint(proj.project(point), link.second.altitude),
proj);
if ((l.second.altitude< (short)as.get_base().Altitude) ||
(l.second.altitude> (short)as.get_top().Altitude))
return;
if (negative(min_distance) || (l.d < min_distance)) {
min_distance = l.d;
nearest = std::make_pair(&as, l.second);
}
}
bool
AirspacePredicateHeightRange::check_height(const AbstractAirspace& t) const
{
return (int)t.get_top().Altitude >= h_min &&
(int)t.get_base().Altitude <= h_max;
}