Path: utzoo!utgpu!news-server.csri.toronto.edu!bonnie.concordia.ca!ccu.umanitoba.ca!ccu.umanitoba.ca!lambert From: lambert@silver.cs.umanitoba.ca (Tim Lambert) Newsgroups: comp.graphics Subject: Re: polygon clipping Message-ID: Date: 24 Apr 91 03:28:42 GMT References: <2247@amsaa-cleo.brl.mil> Sender: news@ccu.umanitoba.ca Organization: Department of Computer Science, University of Manitoba Lines: 6 In-Reply-To: neiderer@amsaa-seer.brl.mil's message of 23 Apr 91 10:24:09 GMT >>>>> On 23 Apr 91 10:24:09 GMT, neiderer@amsaa-seer.brl.mil (Andrew Neiderer ) said: > Will clipping a triangle to a rectangular region always result > in a convex polygon (or no polygon at all) ? Yes, because the intersection of two convex sets is convex.