Path: utzoo!attcan!utgpu!news-server.csri.toronto.edu!qucdn!boydj From: BOYDJ@QUCDN.QueensU.CA (Jeff Boyd) Newsgroups: comp.graphics Subject: Re: Algorithm needed to determine if a point is inside a polygon Message-ID: <90210.110509BOYDJ@QUCDN.BITNET> Date: 29 Jul 90 15:05:09 GMT References: <1990Jul27.201939.17816@cbnewsh.att.com> Distribution: na Organization: Queen's University at Kingston Lines: 4 What information have you on the polygon ? Eg. how is it defined ? Do you have a set of ordered co-ordinates for the vertices ? Is the polygon always convex ?