[PD] panning abstraction or object?

[Mathieu Bouchard]

On Tue, 21 Sep 2010, ronni montoya wrote:

> Hi list, i was wondering if theres an abstraccion or object like this in 
> pd: I need a pan object that when is -1 is complete silence and when is 
> +1 is complete silence too. when the value begins to move from -1 to +1 
> the sound begins to appear in the left speaker then it moves to the 
> right and then the amplitude decreases in the right speaker until it 
> arrives to +1. Is there something like this in pd?

multiply the left  side by 1-x,
multiply the right side by 1+x,
then multiply both sides by (1-x*x)/sqrt(2).

x is your parameter that goes from -1 to +1.

that's just an example : there are many more ways to do it.

  _______________________________________________________________________
| Mathieu Bouchard ------------------------------ Villeray, Montréal, QC