in reply to Detecting control placement constraints in dialog resources - rectangle overlap checking

Math::Geometry::Planar will calculate the INTERSECTION of two polygons. It looks like a wrapper around Math::Geometry::Planar::GPC.


The intelligent reader will judge for himself. Without examining the facts fully and fairly, there is no way of knowing whether vox populi is really vox dei, or merely vox asinorum. — Cyrus H. Gordon
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