93 lines
1.6 KiB
Racket
93 lines
1.6 KiB
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{PdurStutter}
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partition a value into n equal subdivisions@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{description}
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A filter pattern designed for a stream of float durations.
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Subdivides each duration by each stutter and yields that value stutter times. A stutter of 0 will skip the duration value, a stutter of 1 yields the duration value unaffected.
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@section{Examples}
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@racketblock[
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(
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a = PdurStutter(
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Pseq(#[1,1,1,1,1,2,2,2,2,2,0,1,3,4,0],inf),
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Pseq(#[0.5, 1, 2, 0.25,0.25],inf)
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);
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x = a.asStream;
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100.do({ x.next.postln; });
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)
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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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a = PdurStutter(
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Pseq(#[1,1,1,1,1,2,2,2,2,2,3,3,3,3,3,4,4,4,4,4],inf),
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Pseq(#[0.5, 1, 2, 0.25,0.25],inf)
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);
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x = a.asStream;
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Routine({
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loop({
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Synth.grain(\help_sinegrain, [\freq, 440]);
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x.next.wait;
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})
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}).play(TempoClock.default);
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)
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(
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a = PdurStutter(
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Pseq(#[1,1,1,1,1,2,2,2,2,2,3,3,3,3,4,4,0,4,4],inf),
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Pseq(#[0.5, 1, 2, 0.25,0.25],inf)
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);
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x = a.asStream;
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Routine({
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loop({
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Synth.grain(\help_sinegrain, [\freq, 440]);
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x.next.wait;
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})
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}).play(TempoClock.default);
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)
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::
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Frequencies like being divided too.
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]
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@racketblock[
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(
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a = PdurStutter(
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Pseq(#[1,1,1,1,1,2,2,2,2,2,3,3,3,3,4,4,0,4,4],inf),
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Pseq((80 + [ 0, 2, 3, 5, 7, 9, 10 ]).midicps ,inf)
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);
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x = a.asStream;
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Routine({
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loop({
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Synth.grain(\help_sinegrain, [\freq, x.next.postln]);
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0.25.wait
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})
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}).play(TempoClock.default);
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)
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::
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]
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