Path: utzoo!mnetor!uunet!husc6!m2c!ulowell!miner
From: miner@dino.ulowell.edu (Rich Miner)
Newsgroups: comp.graphics
Subject: Re: Fast Zoom for Suns
Message-ID: <1958@dino.ulowell.edu>
Date: 4 Apr 88 05:47:41 GMT
References: <1054@radio.toronto.edu>
Reply-To: miner@dino.ulowell.edu (Rich Miner)
Organization: University of Lowell Productivity Center, Lowell MA.
Lines: 9

In article <1054@radio.toronto.edu>  (Brian Glendenning) writes:
>Does anyone have a piece of code to do a fast zoom to a window under suntools?

If you can deal with byte boundary's you can build a 255 element look up table
that takes in a byte and spits out the desired result.  Look up table
methods of scaling and dithering work very fast and are not very difficult to
code.
-- 
Rich miner@ulowell.edu  617/452-5000x2693  ULowell CPE Imaging Research Lab