[OSM-talk] cadastre, ways, rendering
jochen at remote.org
Tue Jan 23 10:19:02 GMT 2007
On Tue, Jan 23, 2007 at 01:02:03AM +0100, Florian Loitsch wrote:
> > This, however, creates problems with rendering, because wen drawing a
> > way on the map, many renderers will try to write the name of the way
> > along its length and have trouble with "gaps". Also, considering
> > potential later routing applications, it is a nice thing if ways are
> > contiguous (traversable), therweise you will have to divide each way
> > into traversable subparts.
> I understand the rendering issue, but why is routing a problem? Unless I
> missed something routing should only look at the segments?
No, thats not enough. An example: Say you have a road with a turn in it.
Do you say "turn left in 100 meters" or do you say "follow the road"?
That depends on other roads, intersections, size of the road in relation
to others etc.
Jochen Topf jochen at remote.org http://www.remote.org/jochen/ +49-721-388298
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