[OSM-dev] multipolygon relation and non-closed ways

[Martin Koppenhoefer]

2012/10/7 Pedro Larroy <pedro.larroy.lists at gmail.com>:
> Looks like multipolygon relations can be more complex that what I was
> assuming. I will fix my code. Looking carefully I see that there is no
> contradiction. I was assuming member ways had to be closed.


don't know in which language you are coding but there is the Osmium
framework which does multipolygon processing out of the box:
http://wiki.openstreetmap.org/wiki/Osmium

cheers,
Martin