Class IterT

libs/map/routing_manager.cpp:1331–1362

void RoutingManager::DistanceAltitude::Simplify(double altitudeDeviation)
{
  class IterT
  {
    DistanceAltitude const & m_da;
    size_t m_ind = 0;

  public:
    IterT(DistanceAltitude const & da, bool isBeg) : m_da(da) { m_ind = isBeg ? 0 : m_da.GetSize(); }

    IterT(IterT const & rhs) = default;
    IterT & operator=(IterT const & rhs)
    {
      m_ind = rhs.m_ind;
      return *this;
    }

    bool operator!=(IterT const & rhs) const { return m_ind != rhs.m_ind; }

    IterT & operator++()
    {
      ++m_ind;
      return *this;
    }
    IterT operator+(size_t inc) const
    {
      IterT res = *this;
      res.m_ind += inc;
      return res;
    }
    int64_t operator-(IterT const & rhs) const { return int64_t(m_ind) - int64_t(rhs.m_ind); }

    m2::PointD operator*() const { return {m_da.m_distances[m_ind], double(m_da.m_altitudes[m_ind])}; }
  };

  std::vector<m2::PointD> out;