I just remembered your issue while looking at road priorities: priority roads, give way, stop signs:
- https://github.com/Project-OSRM/osrm-backend/issues/3003 - https://github.com/Project-OSRM/osrm-backend/issues/2652 >From reading your profile pseudo code it should roughly be the same! I started working on this in https://github.com/Project-OSRM/osrm-backend/pull/3009 but it won't be a quick change in the profiles, for sure. Cheers, Daniel J H On Tue, Sep 27, 2016 at 4:29 PM, Spencer Gardner <spencergard...@gmail.com> wrote: > On Tue, Sep 27, 2016 at 5:11 AM, Daniel Hofmann <hofm...@mapbox.com> > wrote: > >> When you say "should be avoided" you mean completely discarding a way >> going over a specific node in a single direction? >> In that case, we support turn restrictions in the form of >> `fromWay,viaNode,toWay` you could try. >> >> As in: `no_turn, fromResidential, viaHighwayNode, toResidential` >> >> (Relevant: via-way restrictions: https://github.com/Project-OSR >> M/osrm-backend/issues/2681) >> >> Cheers, >> Daniel J H >> >> > I had considered turn restrictions, but I was hoping for something a > little more generalizable so that I don't have to identify specific nodes > and ways in the config. For example, I'd like to tell the router to avoid a > node representing the intersection of a residential way and a primary way > IF the route is using the residential way. But I'd like to avoid having to > identify all such instances via turn restrictions. > > I could imagine something like the following pseudo code: > > function crossing_penalty(entering_way, crossing_way, node) > local entering_highway = way:get_value_by_key("highway") > local crossing_highway = way:get_value_by_key("highway") > -- get traffic signals > local tag = node:get_value_by_key("highway") > if tag and "traffic_signals" == tag then > traffic_lights = true > end > > if entering_highway == "residential" and crossing_highway == "primary" > and not traffic_lights then: > crossing_penalty = some_large_number > > _______________________________________________ > OSRM-talk mailing list > OSRM-talk@openstreetmap.org > https://lists.openstreetmap.org/listinfo/osrm-talk > >
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