[OSRM-talk] Using custom data

Sander van Tulden sander.vantulden at falk.nl
Fri Oct 16 06:12:07 UTC 2015

Hi Matthias, 

Perhaps a relevant Github issue about (simple) custom data with OSRM: https://github.com/Project-OSRM/osrm-backend/issues/1321

Best regards, 


Op 16-10-15 07:39 heeft Matthias Loeks <matthias at loeks.net> geschreven:

>Hi Frederik,
>thanks that's a good point indeed.
>I guess I did not mean "noding" in a strict sense which also creates nodes 
>at bridge intersections etc, but rather the "simple" noding that Daniel 
>However, probably there could also be nodes in OSM at the same coordinate 
>but on different floors which must not be handled as the same node.
>I will try to handle these cases correctly based on the topological 
>information from my input data.
>Still, the naive approach might be unstable and error-prone. It's just for 
>demonstrating a proof of concept though, so it should be fine for that.
>Thanks for pointing me to this issue and all the best,
>On 15 October 2015 20:15:28 Frederik Ramm <frederik at remote.org> wrote:
>> Hi,
>> On 10/15/2015 05:43 PM, Matthias Loeks wrote:
>>> I though OSRM, clever as it is, would do the noding itself and not just
>>> rely on the OSM data.
>> That would be very un-clever of OSRM because in OSM the topology has a
>> meaning. In OSM, if two roads cross but don't have a common node, then
>> turning from one onto the other is not possible. Carelessly "noding"
>> such an intersection would break routing for OSM.
>> Bye
>> Frederik
>> --
>> Frederik Ramm  ##  eMail frederik at remote.org  ##  N49°00'09" E008°23'33"
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