Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!rpi!metahawk From: metahawk@itsgw.rpi.edu (Wayne G Rigby) Newsgroups: comp.sys.amiga.misc Subject: Re: Mac can emulate amiga&has over 1,000,000 colors Message-ID: <+0#ghwl@rpi.edu> Date: 2 Apr 91 03:28:11 GMT References: <49174@nigel.ee.udel.edu> <1991Apr1.185501.6295@ccu.umanitoba.ca> Sender: Wayne Rigby Organization: Rensselaer Polytechnic Institute, Troy NY Lines: 24 Nntp-Posting-Host: jec417.its.rpi.edu In article <1991Apr1.185501.6295@ccu.umanitoba.ca> umstobb1@ccu.umanitoba.ca (Colin Stobbe) writes: >In article <49174@nigel.ee.udel.edu> "PETER C. FREY" writes: >>HOWEVER, >> This ignorant fellow, ruffled as he was, insisted many times that a >>certain, top of the line, newly released mac had over 1,000,000 colors, > >Hello, > 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. > > Colin Stobbe > for # of colors ^ 32 bit color graphics is effectively the same as 24 bit graphics. There are only 2^24 (16,777,216) colors on screen. The extra 8 bits (alpha control) are (from what I've heard) used for transparent objects and perhaps color cyling, among other things that I have no idea about. Metahawk metahawk@rpi.edu