Path: utzoo!utgpu!news-server.csri.toronto.edu!clyde.concordia.ca!uunet!snorkelwacker!apple!dlyons
From: dlyons@Apple.COM (David A. Lyons)
Newsgroups: comp.sys.apple2
Subject: Re: offscreen grafports in Orca/Pascal
Message-ID: <43876@apple.Apple.COM>
Date: 11 Aug 90 22:08:47 GMT
References: <3980@rex.cs.tulane.edu> <639@entec.Wichita.NCR.COM>
Organization: Apple Computer Inc, Cupertino, CA
Lines: 18

In article <639@entec.Wichita.NCR.COM> jsurine@entec.UUCP (James Surine) writes:
>The only resriction I have found in creating offscreen bitmaps is that some
>of the Quickdraw commands like copybits don't work if the total bitmap is
>larger than 32K (they're using stupid 16 bit integers again). 
>For actual code, I've got some at home and will mail you a copy later.

QuickDraw is supposed to support everything in the conceptual drawing space
(32768 by 32768 pixels, centered around (0,0)).  If you've found something
that doesn't work in a large offscreen bitmap, please report it in detail
so we can fix it.
-- 
David A. Lyons, Apple Computer, Inc.      |   DAL Systems
Apple II Developer Technical Support      |   P.O. Box 875
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My opinions are my own, not Apple's.