[OSM-talk] Frustration of an experienced mapper

David Earl david at frankieandshadow.com
Wed Mar 7 18:20:37 GMT 2007



> -----Original Message-----
> From: talk-bounces at openstreetmap.org
> [mailto:talk-bounces at openstreetmap.org]On Behalf Of Christoph Eckert
> Sent: 07 March 2007 17:21
> To: talk at openstreetmap.org
> Subject: Re: [OSM-talk] Frustration of an experienced mapper
>
>
> > Very few real-world curves are arcs.
>
> that's absolutely true, but you can better approach them by arcs than by
> polygons IMHO.

Indeed, but Bezier curves are better as they can maintain tangents at joins.
They require four points rather than three.

David





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