[Routing] Driving directions web map

Lambertus osm at na1400.info
Wed Oct 8 17:45:05 BST 2008


Gil Matityahu wrote:
> I can do routes between cities, but not between addresses. I did
> Philadelphia to Boston, and it took like 10 seconds to find each Name, and
> then another 10-15 secs to show the route (blue line)
> 
Marcus Wolschon already explained why routing between addresses can't be 
done yet: That data isn't in our database yet (at least not in usable 
amounts).

I just done some tests and you're right; the namefinder lookup takes 
slightly less then 10 seconds and the route calculation takes actually 
almost 20 seconds (16 -18 seconds). Namefinder is an external service 
out of my control (mostly). The route calculation time is a result of 
the massive amount of data in that region (lot's of possible routes) and 
the distance it must cover.

The website (YOURS) and the route calculation application (Gosmore) run 
on an (already beefy) sponsored server so any speedup gain should be 
made with better or smarter code. I don't currently know of any other 
routing application that can handle the OSM data as well as Gosmore does.





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