Method ExtractRoadInfo

libs/routing/features_road_graph.cpp:252–277

}

void FeaturesRoadGraphBase::ExtractRoadInfo(FeatureID const & featureId, FeatureType & ft, double speedKMpH,
                                            RoadInfo & ri) const
{
  ri.m_speedKMPH = speedKMpH;
  ri.m_bidirectional = !IsOneWay(ft);

  ft.ParseGeometry(FeatureType::BEST_GEOMETRY);
  size_t const pointsCount = ft.GetPointsCount();

  geometry::Altitudes altitudes;
  auto const loader = GetAltitudesLoader(featureId.m_mwmId);
  if (loader)
    altitudes = loader->GetAltitudes(featureId.m_index, pointsCount);
  else
    altitudes = geometry::Altitudes(pointsCount, geometry::kDefaultAltitudeMeters);

  CHECK_EQUAL(altitudes.size(), pointsCount, ("GetAltitudes for", featureId, "returns wrong altitudes:", altitudes));

  ri.m_junctions.resize(pointsCount);
  for (size_t i = 0; i < pointsCount; ++i)
  {
    auto & pt = ri.m_junctions[i];
    pt.SetPoint(ft.GetPoint(i));
    pt.SetAltitude(altitudes[i]);
  }
}

IRoadGraph::RoadInfo const & FeaturesRoadGraphBase::GetCachedRoadInfo(FeatureID const & featureId,
                                                                      SpeedParams const & speedParams) const