denormal floats (was Re: [linux-audio-dev] XAP spec - early scribbles)

[Simon Jenkins]

David Olofson wrote:

>On Friday 07 February 2003 01.38, Tim Hockin wrote:
>  
>
>>>>Maybe a -200dB sine at 1Hz and Nyquist?  But then a BP filter
>>>>screws you.
>>>>        
>>>>
>>>"White" noise is pretty good...
>>>      
>>>
>>A very simple "Denormal-Zapper" plugin which injects white-noise at
>>-200dB (or lower) can be inerted anywhere in the chain.  A Very
>>Useful Plugin.
>>    
>>
>
>Yeah, but if all plugins that tend to generate denormals were properly 
>implemented, it would never be needed.
>
>
>  
>
And if they're not properly implemented they're going to be churning
denormals around inside themselves regardless of the denormal zapper.

Simon Jenkins
(Bristol UK)