Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!rutgers!apple!apple.com!parent From: parent@apple.com (Sean Parent) Newsgroups: comp.sys.mac.programmer Subject: Re: Bug in DiffRgn? Message-ID: <4480@internal.Apple.COM> Date: 29 Sep 89 20:59:39 GMT References: <667@unicads.UUCP> Sender: usenet@Apple.COM Organization: Apple Computer, Inc. Lines: 12 In article <667@unicads.UUCP> tom@unicads.UUCP (Tom Gerardy) writes: > The original clip is virgin, just a rect with top, left, bottom, right of > -32767, -32767, 32767, 32767 respectively. The region I'm trying to remove > is also rectangular: 0, 486, 81, 501. The difference is more complicated, of > course, but the boundary rect is -32767, -32767, 81????, 32767. This doesn't > seem correct to me! There is a problem with non rectangular regions that reach 32767. You should start with a rectangular region that is inset a few pixels. Sean Parent "Quality unattainable in a reasonable amount of time."