diff options
| -rw-r--r-- | transit/world_feed/world_feed.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/transit/world_feed/world_feed.cpp b/transit/world_feed/world_feed.cpp index 8b9de3c060..ccfb303cbc 100644 --- a/transit/world_feed/world_feed.cpp +++ b/transit/world_feed/world_feed.cpp @@ -1784,6 +1784,18 @@ bool WorldFeed::PrepareEdgesInRegion(std::string const & region) std::tie(edgeData.m_shapeLink.m_startIndex, edgeData.m_shapeLink.m_endIndex) = FindPointsOnShape(shapePoints, it->second[0].front(), it->second[0].back()); } + + CHECK(edgeData.m_shapeLink.m_startIndex != 0 || edgeData.m_shapeLink.m_endIndex != 0, (edgeData.m_shapeLink.m_shapeId)); + + auto const & pointOnShapeStart = shapePoints[edgeData.m_shapeLink.m_startIndex]; + auto const & pointOnShapeEnd = shapePoints[edgeData.m_shapeLink.m_endIndex]; + + auto const & pointStopStart = m_stops.m_data.at(edgeId.m_fromStopId).m_point; + + if (mercator::DistanceOnEarth(pointOnShapeStart, pointStopStart) > mercator::DistanceOnEarth(pointOnShapeEnd, pointStopStart)) + { + std::swap(edgeData.m_shapeLink.m_startIndex, edgeData.m_shapeLink.m_endIndex); + } } return !edgeIdsInRegion.empty(); |