63 lines
1.1 KiB
Racket
63 lines
1.1 KiB
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{Pn}
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repeatedly embed a pattern@section{related}
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Classes/Pstutter
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@section{categories}
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Streams-Patterns-Events>Patterns>Repetition
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@section{ClassMethods}
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@section{method}
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new
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@section{argument}
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pattern
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the pattern to repeat
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@section{argument}
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repeats
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Repeats the enclosed pattern strong::repeats:: times.
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@section{argument}
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key
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If strong::key:: is non-nil, it sets the value of that key to true whenever it restarts the pattern. This can be used to advance Patterns enclosed by link::Classes/Pgate::.
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@section{Examples}
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@racketblock[
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(
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var a, b;
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a = Pn(Pseq(#[1, 2, 3], 1), 4); // repeat pattern four times
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b = a.asStream;
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16.do({ b.next.postln; });
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)
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// sound example
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(
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SynthDef(\help_sinegrain,
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{ arg out=0, freq=440, sustain=0.05;
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var env;
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env = EnvGen.kr(Env.perc(0.01, sustain, 0.2), doneAction: Done.freeSelf);
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Out.ar(out, SinOsc.ar(freq, 0, env))
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}).add;
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)
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(
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var a;
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a = Pn(Pshuf([1, 2, 2, 3, 3, 3], 4)).asStream;
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{
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loop {
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Synth(\help_sinegrain, [\freq, a.next * 600 + 300]);
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0.2.wait;
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}
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}.fork;
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)
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::
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]
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