boost::geometry::difference(...) should not introduce spikes to a polygon. In the following example I subtract a multi-polygon from another multi-polygon, and
the result contains a spike. […]
See boost trac ticket #9942:
https://svn.boost.org/trac/boost/ticket/9942
Regards
Volker
--
Volker Schöch | vschoech@think-cell.com
Senior Software Engineer
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