[OSM-dev] Algorithm help
rdmailings at duif.net
Wed May 28 21:35:14 BST 2008
Richard Fairhurst wrote:
> Can anybody point me in the direction of an algorithm that will
> determine whether a closed way (polyline) is clockwise or anti-
> dev mailing list
> dev at openstreetmap.org
there is a good set of (explanations of) algorithms here:
There is no copy and paste code there, but the explanation how to do it
in "Subject 2.07: How do I find the orientation of a simple polygon?"
can maybe help you further?
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