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From: Invader@cup.portal.com (Michael K Donegan)
Newsgroups: comp.sys.mac.programmer
Subject: Re: Large Offscreen Drawing - help please
Message-ID: <36090@cup.portal.com>
Date: 20 Nov 90 07:07:42 GMT
References: <11722@hubcap.clemson.edu> <27010.2748125d@kuhub.cc.ukans.edu>
Organization: The Portal System (TM)
Lines: 5

Check out the documentation on OpenPort/InitPort.  The portRect and
visRgn are both set to the size of screenBits.bounds, so you must
make them larger.  The clipRgn is set relatively wide open (about as
wide as you want to get really.)
	mkd