Path: chuka.playstation.co.uk!news From: Xavi Newsgroups: scee.yaroze.programming.3d_graphics Subject: Re: "center" Date: Tue, 07 Jul 1998 03:18:21 +0200 Organization: PlayStation Net Yaroze (SCEE) Lines: 15 Message-ID: <35A1775D.7851@mundivia.es> References: <35911bf4.80589781@news.scea.sony.com> <6n90bb$51f1@scea> <6n90jv$51f2@scea> Reply-To: javier0003@mundivia.es NNTP-Posting-Host: info19555181210.mundivia.es Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Mailer: Mozilla 3.0 (Win16; I) Check the matrix tutorial on my page, ( Hierarchical Transformations section ) http://www.netyaroze-europe.com/~javier/ Jamin Frederick wrote: > > Ok, here's another problem. How to make an object rotate around separate > pivot points once it is loaded into memory. For instance, if I load a rod > object, and decide to push on one end, the pivot point is no longer in the > center of the rod, but farther at the opposite edge. The question is *how* to > rotate the object now, since I don't want it to go around the old pivot point > (the center), but around the new pivot point. Is there a way to do this > without having to alter the center of the object, which means changing every > single polygon vertex??