[OSM-dev] Strange Mapnik rendering

[John Smith]

2009/10/12 Maarten Deen <mdeen at xs4all.nl>:
> Is there an explanation why Mapnik renders the unclassified road on top of
> the primary road in this example?
> <http://www.openstreetmap.org/?lat=51.35217&lon=6.01257&zoom=17&layers=B000FTF>
>
> I tried to hint to Mapnik that the unclassified road should not be
> rendered over the primary by adding a layer=-1, but that didn't help. The
> roads are on the same level.

You shouldn't use the layer tag to fix rendering bugs.

You probably should file a bug against the mapnik style sheet to have
the order roads are rendered changed.