Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!uunet!microsoft!peterdun
From: peterdun@microsoft.UUCP (Peter DUNIHO)
Newsgroups: comp.graphics
Subject: Re: bit masks
Summary: If it quacks like a duck...
Message-ID: <57172@microsoft.UUCP>
Date: 4 Sep 90 22:05:18 GMT
References: <23900013@sunb4>
Organization: Microsoft Corp., Redmond WA
Lines: 15

In article <23900013@sunb4>, mcooper@sunb4.cs.uiuc.edu writes:
> 
> I'm looking for an algorithm (or C code, of you have it) to generate
> 16 x 16 bit masks.  Ideally, I should be able to specify a percentage and
> the program should spit out the pattern filled appropriately.
> 
> 
> Does anyone have code that will properly randomize this stuff to avoid the
> inevitable artifacts and moire patterns?
> 
> 

Sounds to me like you need some good dithering algorithms.  I don't really
know where to look for references, but I would start with ACM journals and
graphics books...