|
From: | Johnathan Corgan |
Subject: | Re: [Discuss-gnuradio] Bug in gr_quadrature_demod_cf, or scheduler? |
Date: | Fri, 21 Sep 2007 11:34:16 -0700 |
User-agent: | Thunderbird 1.5.0.13 (X11/20070824) |
Steven Clark wrote: > Do you have a sense of how much slower the regular atan2f function is > than gr_fast_atan2f? I don't think there were any formal benchmarks done, but IIRC the fast atan2 reduced CPU utilization by a factor of 5 for a WFM demodulator. -- Johnathan Corgan Corgan Enterprises LLC http://corganenterprises.com
[Prev in Thread] | Current Thread | [Next in Thread] |