Re: [LAU] Sanity check needed: Fons's Auto Wah on 64-bit system and CPU?usage?

From: <fons@email-addr-hidden>
Date: Thu Jan 14 2010 - 12:56:44 EET

On Thu, Jan 14, 2010 at 10:20:57AM +0100, Arnold Krille wrote:

> Maybe the 64bit is better at calculation and -230dB are not yet good enough to
> avoid denormals. What if you change that code to add a bit more offset?

The code adds 1e-10f (-200dB) to the input of the first
delay element in a 2nd order allpass filter. How much
of this remains at other points depends on the filter
parameters, but it won't go much below -230dB. And that
is giant overkill already. Denormals for 32-bit FP are
below -750dB.

Ciao,

-- 
FA
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Received on Thu Jan 14 16:15:02 2010

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