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Re: Second Sight again...
- Subject: Re: Second Sight again...
- From: bazyar@hypermall.com (Jawaid Bazyar)
- Date: 1995/07/13
- Newsgroups: comp.sys.apple2
- Organization: SuperNet Inc. (303)-296-8202 Denver Colorado
- References: <3taljo$rgq@nuscc.nus.sg> <3ti1qf$be0@news.mel.aone.net.au> <3tj7gm$duq@gap.cco.caltech.edu> <3tudbm$p4g@news-2a.csn.net> <3u03ct$bbd@gap.cco.caltech.edu> <3u0sl0$6g1@paris.ics.uci.edu>
Orion Pax (jlee@ics.uci.edu) wrote:
: Todd P. Whitesel shook the fabric of space and wrote:
: : bazyar@hypermall.com (Jawaid Bazyar) writes:
: : > SHR emulation code scans the frame buffer backwards (you don't want to know)
: : Decrement-and-branch-if-non-zero instructions. gotta love em.
: Which is no loss of speed if scanned the other way and checked to some
: explicit number. What are we talking about here, 0.001 MHz for the dec/beq
: to be a speed factor?
Don't make presumptions about the code based on presumptions someone
who isn't me has made. :) Todd wasn't entirely correct, and the impact
of how I scan the frame buffer is _significant_.
--
Jawaid Bazyar | Like UNIX? Like your Apple IIGS? Then ask
Procyon, Inc. | me about GNO/ME for the Apple IIgs!
bazyar@hypermall.com | P.O Box 620334 (Sequential: 303-666-4549)
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