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{Pfinval}
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limit number of items embedded in a stream@section{related}
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Classes/Pfindur, Classes/Pfin, Classes/Pconst
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@section{categories}
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Streams-Patterns-Events>Patterns>Repetition
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@section{description}
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@section{note}
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Pfinval is not appropriate for wrapping link::Classes/Pmono::, link::Classes/Pfx:: etc. For these types of event patterns, you should use link::Classes/Pfin::.
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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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Embeds strong::count:: elements of the strong::pattern:: into the stream.
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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 = Pfinval(5, Pseq(#[1, 2, 3],inf));
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b = a.asStream;
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9.do({ b.next.postln; });
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)
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//Pfinval used as a sequence of pitches
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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 c, b;
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c = Pn(Pfinval({ rrand(3, 5)}, Pseq([1, 2, 3, 4, 5, 6],inf)*4+65),inf);
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b = c.asStream;
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Routine({
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loop({
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Synth(\help_sinegrain, [\freq, b.next.midicps]);
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0.12.wait;
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})
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}).play;
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)
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::
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]
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