openstreetmap/mapnik-stylesheets — pull request #9 by CloCkWeRX (2013-04-29 14:35:40+00:00)
Title: Attempt to change parking lot render

https://trac.openstreetmap.org/ticket/2968

Swap from rendering a P as an icon / single point, to being a background area coloration (Assuming the majority of parking is a polygon).

Not tested properly, and probably breaks parking areas that are individual points, but it's a first attempt