From: schiniot@ccr.jussieu.fr (Constantin Schiniotakis)
Subject: Re: DESIGN: 3D computing vs. virtual reality:  what's the difference?
Date: Tue, 12 Dec 1995 17:17:51 +0200
Message-ID: <schiniot-1212951717510001@physpc4.cicrp.jussieu.fr>
Organization: Universite Paris VII (Denis Diderot)


From: schiniot@ccr.jussieu.fr (Constantin Schiniotakis)

In article (Dans l'article) <4ag3bp$12kq@darwin.nbnet.nb.ca>,
kgallant@nbnet.nb.ca (Kevin Gallant) wrote (écrivait) :

> From: kgallant@nbnet.nb.ca (Kevin Gallant)
> The difference is that Virtual Reality is real-time rendering without
> the ray-tracing, shadows and 3D modelling produces. Also in VR we have
> to optimize the polygon count for 15 fps walkthroughs and fly-bys.

If this was the case then Virtual Reality would be a sub-domain
(optimized certainly) of 3D - modeling.

I would like to point out that VR is NOT only "visual" in nature.
There are succesfull experiences without "realistic" rendering (see
Artificial Inteligence II, by Myron Krueger). And the audio, haptic
and force rendering are key elements of it.

-- 
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C. Schiniotakis 
e-mail : schiniot@ccr.jussieu.fr
s-mail : 3, rue des Ecoles, 75005 Paris France
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