72 lines
834 B
Text
72 lines
834 B
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{OnePole}
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One pole filter.@section{related}
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Classes/OneZero
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@section{categories}
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UGens>Filters>Linear
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@section{description}
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A one pole filter. Implements the formula:
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@racketblock[
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out(i) = ((1 - abs(coef)) * in(i)) + (coef * out(i-1)).
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::
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]
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@section{classmethods}
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@section{method}
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ar, kr
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@section{argument}
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in
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The input signal.
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@section{argument}
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coef
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Feedback coefficient. Should be between -1 and +1
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@section{argument}
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mul
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Output will be multiplied by this value.
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@section{argument}
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add
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This value will be added to the output.
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@section{Examples}
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@racketblock[
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{ OnePole.ar(WhiteNoise.ar(0.5), 0.95) }.play
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{ OnePole.ar(WhiteNoise.ar(0.5), -0.95) }.play
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{ OnePole.ar(WhiteNoise.ar(0.5), Line.kr(-0.99, 0.99, 10)) }.play
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::
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]
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