Empty CSV entries (nodeA,nodeA) can be treated as non-fatal as long as we don't try to update any matching artificial segments.

2017-08-16 11:53:21 -07:00
parent 6bae070091
commit c1ad275e71
2 changed files with 14 additions and 2 deletions
@@ -221,6 +221,12 @@ updateSegmentData(const UpdaterConfig &config,
            {
                auto u = osm_node_ids[nodes_range[segment_offset]];
                auto v = osm_node_ids[nodes_range[segment_offset + 1]];
+
+                // Self-loops are artifical segments (e.g. traffic light nodes), do not
+                // waste time updating them with traffic data
+                if (u == v)
+                    continue;
+
                if (auto value = segment_speed_lookup({u, v}))
                {
                    auto segment_length = segment_lengths[segment_offset];
@@ -254,6 +260,12 @@ updateSegmentData(const UpdaterConfig &config,
            {
                auto u = osm_node_ids[nodes_range[segment_offset]];
                auto v = osm_node_ids[nodes_range[segment_offset + 1]];
+
+                // Self-loops are artifical segments (e.g. traffic light nodes), do not
+                // waste time updating them with traffic data
+                if (u == v)
+                    continue;
+
                if (auto value = segment_speed_lookup({v, u}))
                {
                    auto segment_length = segment_lengths[segment_offset];