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- Path: sn.no!not-for-mail
- From: tbk@sn.no (Thore Bjerklund Karlsen)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: C2P
- Date: 14 Jan 1996 12:39:52 +0100
- Organization: SN Internett
- Message-ID: <4daq28$fju@sinsen.sn.no>
- NNTP-Posting-Host: sinsen.sn.no
-
- (Juergen "Rally" Fischer)
-
- >|> >> : We are going to release one in a couple of days.
- >|> >> : 2x2x256 just as fast as it takes to copy the chunky-buffer to c
- >|> >>
- >|> >> nice, but which cpu and which framerate (for the case of blitter
- >|> >> assistance) ?
- >|>
- >|> >It does two passes almost free even on a 28MHz 020/030. Completely
- >|> >free on a 40MHz 030. The blitting time was quite small if
- >|> >I remeber correctly, the whole time was 17ms, and the CPU
- >|> >part is ~5ms, so ~12ms blitting.
- >|>
- >|> Why not just measure it in scanlines? Why ms?
-
- >he gave the numbers in ms.
-
- Yes, indeed he did!
-
- >after having counted the scanlines the effect needs,
- >(by measuring the hight of it on the TV! :D) you calculate
-
- >time= (measured_height/height_of_wbscreen)*(256/312.5)*20ms
-
- >for a wb screen of 256 pixel height.
-
- >;)
-
- Hey, I KNOW how to convert it.. :) But scanlines mean a lot more to me
- than ms, it's not obvious from those numbers how much of my frame(s) is
- wasted doing C2P. You don't do C2P only once per second!
-
- >Rallys demo-coding formulas: ;)
- >----------------------------
-
- [...]
-
- >what do you think about my formulas ? imho much more interesting than
- >the crap at school ;)
-
- Isn't everything more interesting than school though.. :)
-
- __
- \\\__ Thore B. Karlsen % tbk@sn.no % C64-C128D-A1200-A2000C
- \XX/ Wowbagger/AFL&SSN % -c0d3r- % A1230/50MHz-2C4F/340MB
-
- 4.Kings.2.23: .. and as he was going up by the way, there came forth
- little children out of the city, and mocked him, and said
- unto him, Go up, thou bald head; go up, thou bald head.
- And he .. cursed them in the name of the LORD. And there
- came forth two she bears out of the wood, and tare forty
- and two children of them.
-
-