Rockbox.org home
release
dev builds
extras
themes manual
wiki
device status forums
mailing lists
IRC bugs
patches
dev guide



Rockbox mail archive

Subject: Re: Log base 2

Re: Log base 2

From: Philipp Pertermann <philipp.pertermann_at_web.de>
Date: Thu, 19 Sep 2002 22:30:05 +0200

From: "Jeff Waltzer"


>
> One could do a primitive approximation of a Log base 2
function by
> rotating the bits to find the left most location set bit.
This would be
> good if all you need is a number from 0 to 15.

I believe I already found the perfect link. I just hate math
and have been to lazy to understand that yet.
http://www.dattalo.com/technical/theory/logs.html

Phil
Received on 2002-09-19

Page template was last modified "Tue Sep 7 00:00:02 2021" The Rockbox Crew -- Privacy Policy