[OSM-talk] route type relations bus routes and bicycle routes

Andy Allan gravitystorm at gmail.com
Mon Jan 21 18:57:35 GMT 2008


On Jan 21, 2008 6:31 PM, Igor Brejc <igor.brejc at gmail.com> wrote:
> Andy Allan wrote:

> Have you tried Kosmos? I know, it only works for Windows, which is
> probably an issue for some people.

I haven't tried it, and unfortunately I don't use Windows. From what
I've seen it looks quite good, but I don't think it's an option for
the cycle map I'm going to explore. It says on the wiki that it
doesn't support rendering from a db, and since I'm rendering more than
500,000 tiles each update the performance of mapnik is crucial (I
wouldn't be able to do what I do using osmarender, for example, or
without the spatial indexing of postGIS)

> I started developing it exactly for
> the reasons you mention, since I wanted to do so some rendering of
> hiking routes with my own tags, which weren't rendered in Mapnik or t at h.
> Next versions of Kosmos will have support for relations, so I think it
> should be possible to render cycling ways. Okey, it's still out of your
> control ;)

There's plenty of things that I render with mapnik that aren't on the
main map (see http://www.gravitystorm.co.uk/osm/ ), and we can handle
all kinds of complex things like semitransparent line-strokes. And in
fact, two of the big three problems getting in my way have been solved
today (one upstream and one locally)!

I hope the contours that Kosmos has will re-energise everyone to get
SRTM data into the main mapnik layer (in a highly-scalable fashion).

Cheers,
Andy




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