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From: ain@s.cc.purdue.edu (Patrick White)
Newsgroups: comp.sys.amiga
Subject: Re: Structured Graphics Standard
Message-ID: <3563@s.cc.purdue.edu>
Date: 16 Sep 88 16:12:01 GMT
References: <5053@netnews.upenn.edu> <2336@ihlpm.ATT.COM>
Reply-To: ain@s.cc.purdue.edu.UUCP (Patrick White)
Organization: PUCC Land, USA
Lines: 18

In article <2336@ihlpm.ATT.COM> jmdavis@ihlpm.ATT.COM (Davis) writes:
>Suppose I was working with a color version of MacDraw and I had
>access to a shadow like device as DPaint II has. In the underlying
...
>paradigm, but I would rather expect the picture to be stored as
>"cut the intensity of objects and portions of objects in this region
>by half" or something. This could then be rendered in a variety of

   But where do you want the light source for the shadows... and how many?

   Sounds like you are starting to want a picture renderer.. and although
I haven't seen anything of the Renderman file format, it is probably a better
idea to go with than invent our own.


-- Pat White
ARPA/UUCP: k.cc.purdue.edu!ain  BITNET: PATWHITE@PURCCVM  PHONE: (317) 743-8421
U.S.  Mail:  320 Brown St. apt. 406,    West Lafayette, IN 47906