[pgrouting-users] Possible to use pgrouting for "layered" data?

Mario Basa mario.basa at gmail.com
Tue Sep 27 20:14:49 EDT 2011


The original pgRouting, pgDijkstra, was created for a Swiss university
campus to show the path from one classroom to another in different

So, this is definitely possible.


On Wed, Sep 28, 2011 at 12:36 AM, Stephen Woodbridge
<woodbri at swoodbridge.com> wrote:
> On 9/27/2011 3:50 AM, Gunnar Rangøy wrote:
>> Hello,
>> I am considering to use pgrouting for routing in layered data. By
>> layered data i mean data that is separated in floors, which are in some
>> points connected via elevators/stairs between the floors.
>> As far as I can see, this is not directly supported. Is it done any
>> assumptions/choices which makes such an difficult/impossible to
>> implement? How well will it work to just add connections between nodes
>> in same floor (+elevators)?
> Hello Gunnar,
> I can not think of any reason that we can not route this kind of data. The
> issue will be that you need to separate the nodes one different floors with
> a z-value and add an appropriate cost for elevators and stairs. elevators
> need to include some queue time for the elevator to arrive and then some
> travel time. For stairs you might want to set different costs for going up
> vs down.
> Otherwise it should be totally doable.
> -Steve
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