Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.2 9/18/84; site brl-tgr.ARPA
Path: utzoo!watmath!clyde!burl!ulysses!allegra!bellcore!decvax!genrad!panda!talcott!harvard!seismo!brl-tgr!ron
From: ron@brl-tgr.ARPA (Ron Natalie )
Newsgroups: net.arch
Subject: Re: Ray-Tracing Processor
Message-ID: <8841@brl-tgr.ARPA>
Date: Fri, 1-Mar-85 16:04:33 EST
Article-I.D.: brl-tgr.8841
Posted: Fri Mar  1 16:04:33 1985
Date-Received: Mon, 4-Mar-85 07:43:11 EST
References: <68@pbear.UUCP>
Organization: Ballistic Research Lab
Lines: 14

> 
> 	IF you plan to use hypercube for image processing (i.e. computer
> graphics for a movie like Star Wars) then why not scrap the cube in any of
> its designs and go to a 1 to 1 mapping of pixels per processor. If your
> talking huge then this is not so impossible. each processor execute a
> ray-tracing algorithm back to a light source or other known end point and
> produce the color/brightness for that pixel.
> 
Henry Fuchs of North Carolina and company has done this.  What they've
managed to do is construct a memory such that each pixel was capable of
processing a symple quadratic equation plus a few relatioal operations
at the memory access speed.  All kinds of neat applicatios ensued.

-Ron