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- Path: emerald.crystal.com.au!news
- From: primus@crystal.com.au (John Sargeant)
- Newsgroups: comp.sys.cbm
- Subject: Re: Coding question - Scrolling
- Date: 9 Feb 1996 05:03:49 GMT
- Organization: Crystal Internet Services, Western Australia
- Message-ID: <4fekjl$8bv@emerald.crystal.com.au>
- References: <s10ce750.095@shands.ufl.edu> <310FBE2A.3CA2@FairLight.COM> <4f4ebp$kf1@gatekeeper.liffe.com>
- NNTP-Posting-Host: emerald.crystal.com.au
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- In article <4f4ebp$kf1@gatekeeper.liffe.com>, ralph.mason@liffe.com says...
- >
- >Pontus Berg <Bacchus@FairLight.COM> wrote:
- >
- >
- >On the same note how do you go about freezing the bottom of the screen
- >for scores etc. If you change the vertical fine scroll register what
- >happens, does it repeat data or cause a bad line right away?
- >
- >
- in your irq routine you wait untill the raster line is at the line you want
- to freeze and you set bits 2-0 in $d011 and $d016 to there default values.
-
- John Sargeant
-
- primus@crystal.com.au
-
-