[OSM-dev] Mapnik dist-upgrade broke my rendering

Jon Burgess jburgess777 at googlemail.com
Sat Apr 12 21:19:49 BST 2008


On Sat, 2008-04-12 at 21:36 +0200, Frederik Ramm wrote:
> Hi,
> 
>    the last time I used Mapnik and osm2pgsql was in January, and I
> used a current SVN version of everything then, and it worked.
> 
> Today I did a dist-upgrade on mapnik and recompiled. I had to change
> my python script slightly (with "save" now being a method of the Image
> object), and now it runs, but produces very strange results,
> where all the forests look brown and nothing else is rendered apart
> from funny numbers along the street axes, see:
> 
> http://www.remote.org/frederik/tmp/broken.png
> 
> I suspected that the problem might be a changed data structure in
> PostGIS, and re-imported the planet using today's osm2pgsql and
> replaced my old mapnik map file with a modified copy of the latest
> from SVN - still I get the same strange rendering.
> 
> Any ideas what might be broken here?

The mapnik SVN tree has been broken for OSM rendering for a little
while. Tom just committed a fix today which resolves this problem[1].

It also resolves the '0' text labels that others have seen too.

	Jon

[1] http://trac.mapnik.org/changeset/693 





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