Dear Daniel, Thank you for this quick and detailed answer, I will proceed using well know nodes then. Take care, Xavier
Le lun. 2 nov. 2020 à 19:39, Daniel Patterson via OSRM-talk < [email protected]> a écrit : > The "steps" that OSRM emits are roughly intended to be human consumable > instructions. We often collapse "obvious" maneuvers where it'd be annoying > to receive a visual/verbal prompt. For this reason, "steps" aren't great > objects to use for data analysis, unless you're specifically interested in > the heuristics of ideal navigation instructions. > > The alternative I'd suggest would be to find a couple of OSM node IDs that > are on the way you're interested in, and use the `annotations=nodes` > parameter to return the list of nodes along the path - search that list for > your well-known-nodes and you should have confirmation that a path > traversed the geometry you care about. > > daniel > > On Mon, Nov 2, 2020 at 2:12 PM Xavier Prudent <[email protected]> > wrote: > >> Dear OSRMers, >> >> I use OSRM to determine through which bridge a car would cross the river >> St Laurent in Quebec city (Canada). >> When running on the default OSM map, and using steps=true in the API >> call, >> >> curl -s >> http://127.0.0.1:4040/route/v1/driving/-71.2429112,46.7469116;-71.3315801,46.7701873?steps=true&annotations=true&overview=full >> >> I get all steps and street names for the itinerary, except for the Pont >> of Québec. When doing the same with openTripPlanner I find its name in the >> steps sequence. >> >> Why cannot I see this bridge in the OSRM routing steps? >> >> Thank you, >> >> regards, >> >> Xavier Prudent >> >> >> -- >> >> *Xavier Prudent * >> >> *Data Scientist - Data Mining - Machine Learning* >> >> Web :* www.xavierprudent.com <http://www.xavierprudent.com>* >> Tel (Québec) : (514) 668 76 46 >> Skype : xavierprudent >> >> >> _______________________________________________ >> OSRM-talk mailing list >> [email protected] >> https://lists.openstreetmap.org/listinfo/osrm-talk >> > _______________________________________________ > OSRM-talk mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/osrm-talk >
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