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- Newsgroups: comp.sys.apple2
- Path: sparky!uunet!destroyer!sol.ctr.columbia.edu!news.columbia.edu!cunixb.cc.columbia.edu!stc7
- From: stc7@cunixb.cc.columbia.edu (Steven T Chiang)
- Subject: Re: Scanlines??
- Message-ID: <1992Nov15.202716.808@news.columbia.edu>
- Sender: usenet@news.columbia.edu (The Network News)
- Nntp-Posting-Host: cunixb.cc.columbia.edu
- Reply-To: stc7@cunixb.cc.columbia.edu (Steven T Chiang)
- Organization: Columbia University
- References: <1992Nov13.192041.716@ualr.edu> <1992Nov15.110258.29066@cis.ohio-state.edu>
- Date: Sun, 15 Nov 1992 20:27:16 GMT
- Lines: 22
-
- In article <1992Nov15.110258.29066@cis.ohio-state.edu> meekins@tortoise.cis.ohio-state.edu (Tim Meekins) writes:
- >
- >3. I only said two reasons, but here's a 3rd :) You can't read the
- > horizontal position accurtely, so the point of palette change on
- > a scanline could be quite a few pixels off, making the colors change
- > at the wrong place.
-
- Check out the border synchro demos, and or GS<>IRC demo 2,
- which isn't available, but you should have access to it. The same
- text/ border/ background color tricks could be applied.
-
- You can read the horizontal accurate to about
- 22 pixels. What we were trying to do was get that down to about 20
- pixels, and then you could have 16 palettes per line. However, due to
- point 1 or 2, it doesn't work.
-
- >TIM MEEKINS Ask me about GNO/ME! - MultiTasking on a IIGS!
-
- Steven Chiang Order - DreamGrafix: The ONLY 16/256/3200
- stc7@cunixb.cc.columbia.edu color paint program for the Apple IIGS.
- America On_Line: DWS Steve
- Genie: S.Chiang4 Apple IIGS Forever!
-