54 lines
670 B
Text
54 lines
670 B
Text
|
class:: OnePole
|
||
|
|
summary:: One pole filter.
|
||
|
|
related:: Classes/OneZero
|
||
|
|
categories:: UGens>Filters>Linear
|
||
|
|
|
||
|
|
|
||
|
|
Description::
|
||
|
|
|
||
|
|
A one pole filter. Implements the formula:
|
||
|
|
|
||
|
|
code::
|
||
|
|
|
||
|
|
out(i) = ((1 - abs(coef)) * in(i)) + (coef * out(i-1)).
|
||
|
|
|
||
|
|
::
|
||
|
|
|
||
|
|
|
||
|
|
classmethods::
|
||
|
|
|
||
|
|
method::ar, kr
|
||
|
|
|
||
|
|
argument::in
|
||
|
|
|
||
|
|
The input signal.
|
||
|
|
|
||
|
|
|
||
|
|
argument::coef
|
||
|
|
|
||
|
|
Feedback coefficient. Should be between -1 and +1
|
||
|
|
|
||
|
|
|
||
|
|
argument::mul
|
||
|
|
|
||
|
|
Output will be multiplied by this value.
|
||
|
|
|
||
|
|
|
||
|
|
argument::add
|
||
|
|
|
||
|
|
This value will be added to the output.
|
||
|
|
|
||
|
|
|
||
|
|
Examples::
|
||
|
|
|
||
|
|
code::
|
||
|
|
|
||
|
|
{ OnePole.ar(WhiteNoise.ar(0.5), 0.95) }.play
|
||
|
|
|
||
|
|
{ OnePole.ar(WhiteNoise.ar(0.5), -0.95) }.play
|
||
|
|
|
||
|
|
{ OnePole.ar(WhiteNoise.ar(0.5), Line.kr(-0.99, 0.99, 10)) }.play
|
||
|
|
|
||
|
|
::
|
||
|
|
|