Path: chuka.playstation.co.uk!news From: sosman@terratron.com (Steven Osman) Newsgroups: scee.yaroze.programming.3d_graphics Subject: Re: Line normal Date: Thu, 17 Feb 2000 17:27:57 GMT Organization: PlayStation Net Yaroze (SCEE) Lines: 17 Message-ID: <38ae2f75.183732833@news.playstation.co.uk> References: <38ac28a2.9170426@news.playstation.co.uk> NNTP-Posting-Host: 209.27.57.69 Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Newsreader: Forte Agent 1.5/32.452 A 3D line in space has an infinite number of lines normal to it. Are you referring to a 2D line? Steven On Thu, 17 Feb 2000 17:11:45 GMT, kr705@gre.ac.uk (Rad) wrote: >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.