Function IsUTurn

libs/routing/index_graph.cpp:29–33

using namespace std;

bool IsUTurn(Segment const & u, Segment const & v)
{
  return u.GetFeatureId() == v.GetFeatureId() && u.GetSegmentIdx() == v.GetSegmentIdx() &&
         u.IsForward() != v.IsForward();
}

bool IsBoarding(bool prevIsFerry, bool nextIsFerry)
{