75 lines
1.1 KiB
Racket
75 lines
1.1 KiB
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{Prout}
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routine pattern@section{related}
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Classes/Routine
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@section{categories}
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Streams-Patterns-Events>Patterns>Function
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@section{description}
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note that there is a shortcut to create a Prout:
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@racketblock[p(func)::
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]
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@section{ClassMethods}
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@section{method}
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new
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Returns a routine from the function.
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@section{argument}
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routineFunc
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routine function.
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@section{Examples}
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@racketblock[
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(
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var a;
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a = Prout({ loop { 1.yield; 2.yield; 7.yield; 10.do { 1.0.rand.yield } }});
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a.asStream.nextN(100).plot;
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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, 0.1), 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 = Prout({ loop { 1.yield; 2.yield; 7.yield; 10.do { 1.0.rand.yield } }}).asStream;
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{
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a.do { |val|
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Synth(\help_sinegrain, [\freq, val * 100 + 300]);
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0.02.wait;
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}
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}.fork;
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)
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// shortcut:
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(
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Pbind(
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\instrument, \help_sinegrain,
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\freq, p { loop { ([1000, 2000].choose + [100, 200].choose + [10, 20].choose).postln.yield } },
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\dur, 0.1
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).play;
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)
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::
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]
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