[OSM-dev] Mapnik rendering of leisure=park + landuse=* relations

[Marc Schütz]

Am Mittwoch 07 Oktober 2009 22:57:52 schrieb Dan Homerick:
> On Wed, Oct 7, 2009 at 1:50 PM, Martin Koppenhoefer
> 
> <dieterdreist at gmail.com> wrote:
> > there is nothing special to forest or wood. Woods share the same
> > problem. If you render a park atop the landuse, the woods will
> > disappear below. That's OK for a park inside a wood, but it's not OK
> > for a wood inside the park.
> >
> > cheers,
> > Martin
> 
> That's not true with the Mapnik renderer. As I said in my original
> email, parks have a transparency less than 1 (or 255, depending on
> what range you're using) -- that is, they are not fully opaque. So a
> park which overlays a landuse does not obscure the landuse, it merely
> alters the coloration some. The woods do not disappear below. The
> reverse, when landuses overlay parks, does result in the park being
> obscured, since landuses are fully opaque.

It seems you're talking about two different things:
(national) park vs. (city) park

Regards, Marc
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