[GraphHopper] Indoor Navigation

[Peter K]

yes, the routing works as the graph is always a routing graph :)

but as I said: the node look up needs to be extended to include a 3rd
dimension

Regards,
Peter.

> I can guess that I have to modify your code at the reading phase of
> the osm file to create an edge when I find an elevator / stair in the
> osm file.
>
> After that  the routing works on different floors, is it right? 
>
>
> 2013/8/28 Peter K <peathal at yahoo.de <mailto:peathal at yahoo.de>>
>
>     You'll have to do create an edge (via
>     graph.edge(someNode,someOtherNode, distance)) for the connection
>     of the floors yourself. There is currently no special import logic
>     implemented for this. Let us know if you come up with something.
>
>     Regards,
>     Peter.
>
>>     I haven't done yet the osm file but I think to follow the guide
>>     line of open street map (
>>     http://wiki.openstreetmap.org/wiki/IndoorOSM) or something else
>>     you think is better for graphhopper engine.
>>     How graphhopper can use the stairs or elevators to calcolate path
>>     between floors?
>>
>>     Il giorno 28/ago/2013 12:24, "Peter K" <peathal at yahoo.de
>>     <mailto:peathal at yahoo.de>> ha scritto:
>>
>>         Is indoor data available from OSM?
>>
>>         You feed graphhopper with your indoor data and apply a
>>         dijkstra to it.
>>         You could have a look into GraphStorage3D to get a feeling
>>         how you can
>>         do it. The tricky thing is to get the correct location+height
>>         indoor
>>         from your device. And then if you have that you'll probably
>>         need to
>>         change the node lookup a bit (via Location2IDIndex).
>>
>>         Regards,
>>         Peter.
>>
>>         > How can I use the graphhopper engine to calculate the path
>>         in an
>>         > indoor map between two points from different level? I would
>>         like to
>>         > use my osm file as map model. In this file there is some
>>         elevators.
>>         >
>>         > Thank you!
>>         >
>>         > aGO!
>>
>>
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