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From: Greg_Goss@mindlink.UUCP (Greg Goss)
Newsgroups: comp.sys.amiga.misc
Subject: Re: Mac can emulate amiga&has over 1,000,000 colors
Message-ID: <5354@mindlink.UUCP>
Date: 1 Apr 91 11:48:38 GMT
Organization: MIND LINK! - British Columbia, Canada
Lines: 16

> umstobb1@ccu.umanitoba.ca writes:
> Person: Colin Stobbe
> 
>      From what I remember from "Computer Graphics World" magazine, Mac users
> can buy 32 bit graphics cards (don't ask me how many colours that is, but
> it's a lot  2^32).  These, obviously, cost just tons of money, and are
> strictly for graphics professionals.
> 


In the Mac world, those 32 bits are really 24 bits of colour.  The other 8 are
for other effects.  (transparency?).  The human eye can only perceive 25 bits
of colour according to what I've read.  (8 bits of red, 8 bits of blue, 9 bits
of green)  The formula is thus more complex than a simple 2^32

.../greg