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- Path: sparky!uunet!mcsun!Germany.EU.net!unido!quando!vombruch
- From: vombruch@quando.quantum.de (Stefan vom Bruch)
- Newsgroups: comp.sys.atari.st
- Subject: Re: Article on FALCON in German mag c't
- Message-ID: <1992Aug21.090037.8774@quando.quantum.de>
- Date: 21 Aug 92 09:00:37 GMT
- References: <9915@uqcspe.cs.uq.oz.au>
- Organization: Quantum Software GmbH, Dortmund, Germany
- Lines: 37
- X-Newsreader: Tin 1.1 PL5
-
- Warwick Allison (warwick@cs.uq.oz.au) wrote:
- : paetau@mits.mdata.fi (Rasmus Paetau) writes:
- :
- : >> true color mode:
- : >> - 320 x 200, 32768 colors
- : >> - 320 x 480, 32768 colors
- :
- : >Didn't Sam say 65536 colors at the GEnie conference? Anybody know for
- : >sure how these color-things are?
- :
- : It is 16-bit, so yes 65536 colours. The question is, how. 15-bits
- : (32768 colours) would simply map to 32 shades-of-red x 32 shades-of-green x
- : 32 shades-of-blue - ie. twice the colour accuracy of the STe (4x the ST),
- : and unrestricted palette (ie. true colour). Now, the last bit... well,
- : it could be a "half-brite" bit, or some such global effect - perhaps
- : thus giving even higher colour accuracy... but as for the TRUTH... who
- : knows... 32Kcolours is fine by me! At least it doesn't exhaust all
- : of your memory like 24-bit colur does (16Mcolours).
-
- It's 16-bit and 32768 colours: 5 bits for red, 5 bits for green and 5 bits
- for blue, no LUT and therefore the term "true colour", even if it isn't
- 24 bits. The remaining bit is used for special purposes, for example as an
- overlay bit for video titling/genlocking.
-
- : --
- : Warwick
- : --
- : _-_|\ warwick@cs.uq.oz.au /Disclaimer:
- : / * <-- Computer Science Department, /
- : \_.-._/ University of Queensland, / void (if removed)
- : v Brisbane, Australia. /
-
- --
- _--_|\ Stefan vom Bruch vombruch@quantum.de
- / | ______________________________________________________________________
- \.--._/ (_ / Quantum GmbH, Emil-Figge-Str.83, W-4600 Dortmund 50, Germany
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