Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!munnari.oz.au!metro!wolfen!cs.uow.edu.au!stephen
From: stephen@cs.uow.edu.au (The Mighty Ogbo)
Newsgroups: comp.sys.mac.programmer
Subject: Re: Mac II retrace manager and Tick Counts
Message-ID: <1990Sep12.064502.16870@cs.uow.edu.au>
Date: 12 Sep 90 06:45:02 GMT
References: <24126@dartvax.Dartmouth.EDU>
Organization: Ta Taern
Lines: 21

thomas@eleazar.dartmouth.edu (Thomas Summerall) writes:

>	[Old way deleted]

>Is there anyway to simulate this on the Mac II?  Does the apple video card
>generate a tick of some kind?  I just don't have enough experience to know what
>I can and can't do in an interrupt driven SlotVInstall routine, and I don't
>want to find out by trial and error if I don't have to...

Have a look in one of the latest MacTutors. It shows how to set up a SlotV
routine, with full Pascal code - easily translated to C if you need - and
the actual call where you use it in the main program is actually quite
simple.

The MacTutor issue is May 1990.

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Stephen Nicholson (The Mighty Ogbo)                stephen@wraith.cs.uow.edu.au
"Rooster of a Fightin' Stock / Would you let a Saecsen cock
Crow out upon an Irish Rock  / Fly up an teach him manners!" - Planxty
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