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Add support for routes with loop

Open vmarc opened this issue 8 years ago • 5 comments

Currently, no detailed route analysis is performed for routes that are a loop or contain a loop (where part of the route is re-using the same ways to get back to that start of the route). The route is marked with RouteOverlappingWays and no further analysis is performed.

Example routes: 32-32 and 28-28.

It would be good if the analysis logic could recognize this situation and not issue a fact for this.

Reported by A67-A67 (thanks!).

vmarc avatar Dec 29 '17 15:12 vmarc

Got this issue with Belvédère Edgar Faure. Belvedere

Or the tour of a tower : Sous la Tour Ronde. Tower

They were temporary solved by adding an artificial Node 😢

pyrog avatar Nov 18 '21 12:11 pyrog

Related to #114 ?

pyrog avatar Apr 06 '22 13:04 pyrog

Route 75-75 Screen copy

pyrog avatar Nov 05 '22 12:11 pyrog

As far as I remember, I have successfully dealt with three loops "with a stem" in France. By "stem" I mean a path or series of paths that start from a node and lead to where the loop starts and ends. In my understanding, it is by duplicating the way or ways at the beginning and the end of the relation, with roles 'forward' and 'backward', that Knooppuntnet stopped complaining.

StC-OSM avatar Nov 05 '22 12:11 StC-OSM

Stem example solved by @StC-OSM : Route ?-? The "stem" is way "1 — 2".

DetailMap view

pyrog avatar Nov 05 '22 12:11 pyrog