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From: rthomson@mesa.dsd.es.com (Rich Thomson)
Newsgroups: comp.graphics
Subject: Implementation of AVS (was Re: Info on Stardent's DORE)
Message-ID: <1991Jun28.033228.9738@dsd.es.com>
Date: 28 Jun 91 03:32:28 GMT
References: <1991Jun24.212433.19363@beaver.cs.washington.edu> <bcorrie.677864072@csr> <1991Jun25.223403.27514@unocal.com> <1991Jun27.161430.6719@opusc.csd.scarolina.edu>
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In article <1991Jun27.161430.6719@opusc.csd.scarolina.edu>
	ullmer@opusc.csd.scarolina.edu (Brygg Ullmer) writes:
>
>[...] AVS is a full-blown visualization package/environment offering advanced
>display and manipulation of images, geometries, and multidimensional data.
>[...] While I believe AVS may be partially coded in Dore and many
>concepts/operations from Dore carry over into AVS, the two entities are
>fundamentally different in that Dore is a language, while AVS is an
>application.

I believe AVS is implemented on PHIGS, which Stardent (before PEX) was
supporting through its proprietary 3D extension to X -- XFDI.

For instance, the ESV port of AVS was quite simple because 3D graphics
on the ESV workstation is supported through PEX which has a PHIGS API.

							-- Rich
-- 
  ``Read my MIPS -- no new VAXes!!'' -- George Bush after sniffing freon
	    Disclaimer: I speak for myself, except as noted.
UUCP: ...!uunet!dsd.es.com!rthomson		Rich Thomson
Internet: rthomson@dsd.es.com			PEXt Programmer