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- Path: informatik.tu-muenchen.de!fischerj
- From: fischerj@Informatik.TU-Muenchen.DE (Juergen "Rally" Fischer)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: doubling pixels horizontally
- Date: 20 Feb 1996 04:54:46 GMT
- Organization: Technische Universitaet Muenchen, Germany
- Distribution: world
- Message-ID: <4gbk6m$104@sunsystem5.informatik.tu-muenchen.de>
- References: <4f4ibc$gl9@news.cs.tu-berlin.de> <591.6610T1165T2102@login.eunet.no><1045.6611T753T2256@vip.cybercity.dk><695.6611T1193T2676@login.eunet.no><729.6615T699T2129@vip.cybercity.dk><807.6616T1079T1489@login.eunet.no><896.6617T632T386@vip.cybercity.dk> <1281.6621T599T1509@ifi.uio.no>
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-
- Ludvig Pedersen (ludvigp@ifi.uio.no) wrote:
-
- : Ours *is* going one frame and it uses only as much time as it takes to copy
- : the byffer (20480 pixels) to chipram.
-
- : - Linear chunky buffer
- : - CPU and Blitter is NOT working at the same time in chipram!
- : - CPU time per frame is 4-5 ms. (About 70-75 rasterlines)
-
- so this is cpu 2-pass + 1 blitter pass, right ? blitter needs a half frame,
- and if you start blitter after the pass+copy, it's automatic not working
- same time in chipmem :) as long as you stay on 2x2...
-
- : <sb>Ludde - Amiga Demo Coder
- : <sb>Virtual Reality & Official Be developer
- : <sb>ludvigp@ifi.uio.no
- ------------------------------------------------------------------------
- fischerj@Informatik.TU-Muenchen.DE (Juergen "Rally" Fischer) =:)
-
-