On Wed, Jun 17, 2015 at 05:55:18PM +0100, Philip Barnes wrote: > On Wed, 2015-06-17 at 09:00 +0000, Janko Mihelić wrote: > > If you ask me, they are all in their infancy. Non of these routing > > services even route right. In a turn restriction the "via" role can > > be a way. Neither OSRM, ORS or GraphHopper knows how to restrict > > that, and that's IMHO one of the crucial parts of a routing engine. > > When one of them starts routing right, than we can talk about picking > > a winner service. Right now only MapQuest knows how to route. > > Janko > The other common thing that is missing from routing instructions is > support for mini-roundabouts, tomtom certainly don't do this so it is > something that OSM routing could pull ahead on.
mini_roundabouts are a clear mis-design in OSM - I avoid and dont use
them at all. There is no way without heavy preprocessing that a router
can create a circular path from a point/node.
Instead we should have had a tag which states that the center of the
roundabout can be ridden/driven over.
Flo
--
Florian Lohoff f...@zz.de
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