Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!ames!apple!well!pokey
From: pokey@well.UUCP (Jef Poskanzer)
Newsgroups: comp.lang.postscript
Subject: Re: alphaimage?  colorimage?
Message-ID: <13451@well.UUCP>
Date: 1 Sep 89 19:19:58 GMT
References: <13431@well.UUCP>
Reply-To: Jef Poskanzer <pokey@well.sf.ca.us>
Organization: Paratheo-Anametamystikhood Of Eris Esoteric, Ada Lovelace Cabal
Lines: 12

In the referenced message, I wrote:
}I keep seeing references to these.  They are not in the Red Book, so
}I guess someone has been extending the language.  Who is responsible,
}and can I get a quick description of these operators?

Ok, colorimage is described in the colorops document, available from
ps-file-server.  What about alphaimage?  Is this a NeXTism?
---
Jef

    Jef Poskanzer  pokey@well.sf.ca.us  {ucbvax, apple, hplabs}!well!pokey
                        "That's the biz, sweetheart."