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From: farren@hoptoad.UUCP
Newsgroups: comp.sys.amiga
Subject: Re: Amiga Video
Message-ID: <2079@hoptoad.uucp>
Date: Fri, 1-May-87 02:43:09 EDT
Article-I.D.: hoptoad.2079
Posted: Fri May  1 02:43:09 1987
Date-Received: Sat, 2-May-87 03:45:22 EDT
References: <456@uhccux.UUCP>
Reply-To: farren@hoptoad.UUCP (Mike Farren)
Organization: Nebula Consultants in San Francisco
Lines: 16

In article <456@uhccux.UUCP> yuan@uhccux.UUCP (Yuan Chang) writes:
>
>     I was quite puzzled by the presence of the "half-bright" mode in the
>Amiga.  If one extra bit-plane is used to get the extra shades, why not
>just use it to get twice as many colors as present in lo-res mode?  Surely
>this will be lot more flexible than the half-bright mode.....  Anyone care
>to comment on this?

Sure, why not?  Because you would have to double the number of color
registers and their associated logic, and presumably this was too
expensive in terms of custom chip real estate.  
-- 
----------------
                 "... if the church put in half the time on covetousness
Mike Farren      that it does on lust, this would be a better world ..."
hoptoad!farren       Garrison Keillor, "Lake Wobegon Days"