home *** CD-ROM | disk | FTP | other *** search
- Path: Norway.EU.net!usenet
- From: patrick.hanevold@login.eunet.no (Patrick Hanevold)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: doubling pixels horizontally
- Date: 15 Feb 1996 06:10:49 GMT
- Organization: EUnet Norway
- Message-ID: <1135.6619T419T776@login.eunet.no>
- References: <4f4ibc$gl9@news.cs.tu-berlin.de> <591.6610T1165T2102@login.eunet.no><1045.6611T753T2256@vip.cybercity.dk><4faoe1$47@sunsystem5.informatik.tu-muenchen.de><2991.6612T1034T625@vip.cybercity.dk>
- <576.6613T1070T1730@login.eunet.no> <1257.6614T57 <4fsldo$2j6@brachio.zrz.TU-Berlin.DE>
- NNTP-Posting-Host: pc8.asker-pm2-1.eunet.no
- X-Newsreader: THOR 2.22 (Amiga;TCP/IP)
-
-
- >>>We don't forget that the sprite mask idea to save a pass is by Juergen
- >>>Fischer, do we? Changing the first two blitterpasses into CPU passes
- >>>isn't a great deed.
- >>He came first with it, so I guess he deserves the credits for that.
- >>No new idea though, and we designed our from scratch, and our is the fastest
- >>around. :)
- >There is always a "still"... :-}
- Guess there always is. :)
-
- >>And the new one is even 40% faster. :) (Soon to be released.)
- >This one will be interesting! I have done a routine like you did. It consumes
- >8.75 papercycles/pixel on the CPU side of the algo (2 passes for free on 50
- >MHz 030} and does the 2nd part with the blitter. I don't think that yours is
- >much different so I would like to know where you get that extra 40 % from ...
- >What does "released" mean? are you uploading your routines to aminet?
- Hmm. Our new one does the CPU passes %40 faster than the earlier released
- version. Maby we use the same algo? :) Yes, it will show up on aminet.
- Your one is linear, right?
-
- <sb>Patrick Hanevold - Virtual Reality developer
- <sb>patrick.hanevold@login.eunet.no
- <sb>Amiga and official Be developer
-
-