Path: utzoo!attcan!uunet!mcvax!unido!laura!hmm From: hmm@laura.UUCP (Hans-Martin Mosner) Newsgroups: comp.lang.smalltalk Subject: Re: Hidden Line Removal Message-ID: <447@laura.UUCP> Date: 18 Jul 88 08:59:43 GMT References: Reply-To: hmm@laura.UUCP (Hans-Martin Mosner) Organization: University of Dortmund, W-Germany Lines: 21 In article peskin@caip.rutgers.edu (R. L. Peskin) writes: >We are interested in any work that has been done in Smalltalk on the >following: > > 2. Fill for non-rectangular areas that are reasonably efficient. > (Yes, we do know about the "smear" technique as per the Tektronix > Form class examples.) Have you seen the area fill in The Analyst (by Xerox Special Information Systems) ? It performs acceptably fast and is fun to look at on the screen :-) I don't know whether the method is available separately, but I suspect that it is based on some published algorithm and that a decent Smalltalk hacker should be able to reproduce it in a day or so. I'll look it up... >--dick peskin Hans-Martin Mosner -- Hans-Martin Mosner | Don't tell Borland about Smalltalk - | hmm@unido.{uucp,bitnet} | they might invent Turbo Smalltalk ! | ------------------------------------------------------------------------ Disclaimer: Turbo Smalltalk may already be a trademark of Borland...