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- Path: nntp-trd.UNINETT.no!lolsen
- From: lolsen@hsr.no (Lasse Olsen)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: C2P
- Date: 12 Jan 1996 10:44:15 GMT
- Organization: UNINETT news service
- Message-ID: <4d5e1v$nlh@dole.uninett.no>
- References: <4cj57f$7qe@irz210.inf.tu-dresden.de> <4cjmsk$9aa@sunsystem5.informatik.tu-muenchen.de> <291.6578T1189T2189@login.eunet.no> <4cskrt$kmq@morgoth.sfu.ca> <4d16bt$48l@sunsystem5.informatik.tu-muenchen.de> <4d3j36$70g_001@salford.ac.uk>
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- Doug Reed (D.A.Reed@chemistry.salford.ac.uk) wrote:
- : In article <4d16bt$48l@sunsystem5.informatik.tu-muenchen.de>,
- : fischerj@informatik.tu-muenchen.de (Juergen "Rally" Fischer) wrote:
-
- : >|> Are you using HAM mode? You can get excellent speed only updating
- : the lower
- : >|> four bitplanes and interlacing lores screens, alternating odd/even
- : chunky
- : >|> pixels.
- : >
- : >cool, have you done a demo with your idea ?
- : >
- : >if the cpu is quick enough, and the renderer is dirty enough to get
- : >conversion for free ;) then you should even be able to copy a 1x1
- : >screen in 1/2 >frame! =:o but maybe you got to wait for PPC to get it
- : >for free ;)
- : >would be especially interesting for all A3000 users! (quick cpu but no
- : >AGA)
-
- : I tried this using SuperHires Ham-6 (Soz A3000 users). On my 030-50F it
- : does a 12-Bit truecolour 1X1 screen (256*256 [1024*256]) in about 12.5
- : fps, and the processor is currently idle for >= 3/4 of the time (no
- : rendering just F>C conversion), as the blitter is doing the bulk of the
- : work and so there is plenty of time to render the screen with the
- : processor. The only problems that I can see with it is that colours
- : have to be scrambled to get this speed (this could be a pain when
- : shading Etc.) and it requires s**tloads of memory. It does look good
- : though. If only I had time to do something with it ;)
-
- : Doug.
-
- Very interresting indeed. :)
- Anyone up for a test of this thesus?
- Cheers...
-
-