Path: chuka.playstation.co.uk!news From: kr705@gre.ac.uk (Rad) Newsgroups: scee.yaroze.programming.3d_graphics Subject: Line normal Date: Thu, 17 Feb 2000 17:11:45 GMT Organization: PlayStation Net Yaroze (SCEE) Lines: 8 Message-ID: <38ac28a2.9170426@news.playstation.co.uk> Reply-To: rad@cyberdude.com NNTP-Posting-Host: gw-dr-215-c06.gre.ac.uk X-Newsreader: Forte Free Agent 1.21/32.243 Hi, If I have a line, how do I calculate another line perpendicular to this line? Or should that be how do I calculate the normal to a line? Thanks, Rad.