Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!seismo!cmcl2!husc6!panda!genrad!decvax!decwrl!hplabs!sdcrdcf!burdvax!psuvax1!psuvm.bitnet!dmb From: DMB@PSUVMA.BITNET Newsgroups: comp.sys.mac Subject: Re: Macintosh programming. Help! Message-ID: <8718DMB@PSUVMA> Date: Tue, 25-Nov-86 12:30:03 EST Article-I.D.: PSUVMA.8718DMB Posted: Tue Nov 25 12:30:03 1986 Date-Received: Thu, 4-Dec-86 06:09:41 EST References: <4501@reed.UUCP> <8419DMB@PSUVMA> 324@apple.UUCP Lines: 11 In 324@apple.UUCP Larry Rosenstein writes ............ [Stuff about bit alignment and using a second copybits to handle bit shifting.....] What exactly does this mean? I thought that if the offscreen bitmap was the same size as the original window's bitmap then you wouldn't have any bit shifting problems, but maybe i'm not understanding the concept. dave