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From: brian@utradio.UUCP
Newsgroups: comp.graphics
Subject: R,G,B -> greyscale
Message-ID: <457@utradio.toronto.edu>
Date: Tue, 18-Aug-87 16:22:53 EDT
Article-I.D.: utradio.457
Posted: Tue Aug 18 16:22:53 1987
Date-Received: Sat, 22-Aug-87 07:09:15 EDT
Reply-To: brian@radio.toronto.edu (Brian Glendenning)
Distribution: na
Organization: Radio Astronomy, Dept. of Astronomy, U. of Toronto, Canada.
Lines: 10


I know this has been posted before, but I must have deleted the information.
Could someone tell me how to convert r,g,b to grey. It's not quite (r+g+b)/3
as I recall.

To not bore people it would be best to reply via mail. Thanks,

-- 
Brian Glendenning         UUCP   - {allegra,decvax,pyramid}!utgpu!radio!brian 
+1 (416) 978-5558         BITNET - glendenn@utorphys.bitnet