Re: Now I got perfect freehand drawing function ^^

Subject: Re: Now I got perfect freehand drawing function ^^
From: Erik Naggum <erik@naggum.net>
Date: 30 Oct 2000 12:38:39 +0000
Newsgroups: comp.lang.lisp
Message-ID: <3181898319429682@naggum.net>

* Rob Warnock
| I don't know what the second result value "11" is,
| but the first one is:
| 
| 	> (+ 400 (* 65536 300))
| 	19661200
| 	> 
| 
| which is consistent with what someone else said about
| small "points" having 16-bit components...

  Thanks.  Allow me a stylistic comment to this addition and
  multiplication approach.  If we have 16-bit fields, I would much
  prefer something like this:

(dpb 300 (byte 16 16) 400)

  But maybe that's the old PDP-10 heritage rearing its elegant head.

#:Erik
-- 
  Does anyone remember where I parked Air Force One?
                                   -- George W. Bush