[CM] cml, bird, freq-skew

[René Bastian]

Le Mon, 26 Mar 2012 21:22:49 +0200,
René Bastian <rbastian at free.fr> a écrit :

> Hi,
> 
> I translate the 'bird' instrument in my Python project.
> But I dont understand what freq-skew does:
> --------------------------------
> (definstrument bird (startime dur frequency freq-skew amplitude
> freq-envelope amp-envelope &optional (lpfilt 1.0) (degree 0)
> (reverb-amount 0))
> ---------------------------------
> Is it the 'ix' in the fm algorithm ?
> sin(2pi * fc * t + ix * sin(2pi * fm * t))
> 
> Thanks,
> 
> 

No, it seems to be the profile (or outline) of the
freq-variation.

-- 
René Bastian
www.pythoneon.org