[Imports] TMC LCL - automatic script

marcus.wolschon at googlemail.com marcus.wolschon at googlemail.com
Wed Nov 11 10:33:28 GMT 2009


On Wed, 11 Nov 2009 10:56:38 +0100, Frederik Ramm <frederik at remote.org>
wrote:
> The reason for this is that multipolygon relations are something quit 
> special, with special code having to be used to piece together the outer 
> and inner rings and create proper polygons when evaluating the data. 
> Since I want borders to use the very same mechanisms (e.g. allow any 
> number of ways together forming the outer ring, allow enclaves/exclaves 
> etc.), I am advocating the use of type=multipolygon for these too.
> 
> I fear that otherwise we'll have more and more relation types that want 
> to use the multipolygon logic without being tagged a multipolygon, and 
> that means that we'd have to change our software all the time. Instead, 
> I say: Whenever you want to use this logic wher eouter rings and inner 
> rings are pieced together from individual ways (or even sub-relations), 
> please tag type=multipolygon so any software dealing with it knows what 
> to do.


I completely agree with Frederik here.

Marcus




More information about the Imports mailing list