[OSM-dev] osm2pgsql, direction of a virtual way (based on a route)
andre+joost at nurfuerspam.de
Thu Oct 27 07:31:16 BST 2011
Am 26.10.11 19:03, schrieb marqqs at gmx.eu:
> Hi Igor,
>> are you sure? I thought one of the major goals of the _new_ PT
>> schema was precisely to eliminate this forward/backward mess with
>> the "relation per route variant" concept. Just looked it up :
> No, I'm indeed very unsure in aspects of the new schema. If the ways
> don't have roles, the direction of the route will have to be
> determined based alone on the sequence of ways in the route.
No, you have to look at the from and to tags of the relation. The
relation should be ordered in that way, so from the first to the last
way-member should be the direction.
Except for those cases, whre platforms are ways or areas, not just
nodes. But those shuold have a platform-tag.
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