[mkgmap-dev] Coastline issues - analysis and possible solution

Mon Aug 29 07:22:23 BST 2011

Hi,

Am 29.08.2011 08:07, schrieb michael lohr:
> My feeling with the problem of flooded tiles always was that the
> geofabrik extracts are to blame - they're too "tight" in some places, so
> the coastline breaks in the extraction process already, not during the
> splitting. That happens for instance in the northwest of germany around
> emden and in the northwest of india in gujarat.
> 
> I generated poly files for these countries which simply extend roughly
> 10 km into the neighbouring countries and the broken coastlines vanish,
> even if the splitter splits the coastline in these places.

+1

I use my own polygon file to extract germany from the european extract.

The geofabrik people didn't want to use this file, because they don't
want to have the little part of Netherlands in the German extract.