[OSM-dev] self-intersecting coastline

[Jochen Topf]

On Wed, Jul 29, 2009 at 11:22:18PM -0400, Ben Supnik wrote:
> Is a self-intersecting natural=coastline way (or set of ways) considered 
> a coastline error?

Yes.

> If so, how does the coastline code attempt to generate a sane polygon 
> from this?
> 
> If not, does the coastline error checker normally flag these things?

I don't know how the coastline error check does this, but the OSM Inspector
shows these as errors:
http://tools.geofabrik.de/osmi/?view=water&lon=10.49333&lat=56.21925&zoom=6&overlays=coastline,coastline_not_simple,coastline_unconnected

Jochen
-- 
Jochen Topf  jochen at remote.org  http://www.remote.org/jochen/  +49-721-388298