57 lines
1.1 KiB
Racket
57 lines
1.1 KiB
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{Pclutch}
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sample and hold a pattern@section{related}
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Classes/StreamClutch, Classes/Pstutter, Classes/Latch
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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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any pattern.
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@section{argument}
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connected
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a pattern that returns either a series of link::Classes/Boolean::s or the equivalent 0 and 1. If true (or 1), the pattern plays as usual, if false (or 0), the previous value is kept.
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@section{Examples}
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@racketblock[
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Pclutch(Pseq([1, 2, 3, 4, 5], 3), Pseq([0, 0, 1, 0, 0, 0, 1, 1])).asStream.nextN(10);
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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 = Pclutch(
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Pseq([1, 2, 3, 4, 5], inf),
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Pseq([0, 0, 1, 0, Pn(0, {30.rand}), 0, 1, 1], inf)
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).asStream;
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{
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loop {
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Synth(\help_sinegrain, [\freq, a.next * 200 + 200]);
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0.02.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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