Path: chuka.playstation.co.uk!news
From: richard.cutting@virgin.net (Richard Cutting)
Newsgroups: scee.yaroze.programming.3d_graphics
Subject: Re: Collision Detection
Date: Tue, 26 May 1998 19:17:36 GMT
Organization: PlayStation Net Yaroze (SCEE)
Lines: 17
Message-ID: <356b14fd.991527@news.playstation.co.uk>
References: <35660ea7.1320731@news.playstation.co.uk> <3567CC85.C5E2D6BF@netmagic.net> <6k8shv$hca1@chuka.playstation.co.uk>
NNTP-Posting-Host: p05-shank-gui.tch.virgin.net
X-Newsreader: Forte Free Agent 1.11/32.235

On Sun, 24 May 1998 12:24:31 +0200, "Anders Clerwall"
<omgim@swipnet.se> wrote:

>>There's no standard way of doing it but I'd suggest creating a
>>bounding box around your 3D object.  You should know the extent
>>of the object in all 3 dimensions, so you just define 8 vertices
>>that create the box/cube around it.  Then you just test for
>>intersections with other objects.
>>
>How exactly is this done?..
>
>

Ok. I know how to test for intersections using the vertices. I can
cobble together the code to create a cube around the object. But how
do I find the extent of my object in 3 dimensions ?