96 lines
2 KiB
Racket
96 lines
2 KiB
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{PbindProxy}
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incremental event pattern reference@section{categories}
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Libraries>JITLib>Patterns, Streams-Patterns-Events>Patterns, Live Coding
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@section{related}
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Classes/Pbindef, Classes/Pdef
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@section{description}
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keeps a reference to a link::Classes/Pbind:: in which single keys can be replaced. It plays on when the old stream ended and a new stream is set and schedules the changes to the beat.
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@section{ClassMethods}
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@section{method}
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new
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create a new instance of PbindProxy with the given patternpairs
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@section{InstanceMethods}
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@section{method}
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source
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returns the wrapper for the Pbind
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@section{method}
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set
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set the given patternpairs.
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@section{method}
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at
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return a pattern at that key. this can be used to set quant value individually, so different elementary patterns can be quantized differently.
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@racketblock[
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x.at(\freq).quant = 2;
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::
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]
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@section{method}
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quant
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set the quant of all elementary patterns, or return the quant value of the source pattern.
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@section{Examples}
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@racketblock[
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(
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SynthDef("Pdefhelp", { arg out, freq, sustain=1, amp=1, pan;
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var env, u=1;
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env = EnvGen.kr(Env.perc(0.03, sustain), 1, doneAction: Done.freeSelf);
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5.do { var d; d = exprand(0.01, 1); u = SinOsc.ar(d * 300, u, rrand(0.1,1.2) * d, 1) };
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Out.ar(out, Pan2.ar(SinOsc.ar(u + 1 * freq, 0, amp * env), pan));
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}).add;
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)
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s.boot;
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x = PbindProxy.new;
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x.set(\instrument, \Pdefhelp);
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x.play;
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x.set(\degree, Pseq([0, 2, 5b, 1b], inf));
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x.set(\dur, 0.1);
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x.set(\degree, Pseq([1b, 5, 3, 1b, 6, 2, 5, 0, 3, 0, 2], inf));
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x.set(\legato, Prand([1.0, 2.4, 0.2], inf), \mtranspose, -3);
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x.set(\mtranspose, nil); // remove key
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x.set(\degree, Pseq([1, 2, 3, 4, 5, 6], 1));
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x.play;
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x.set( \degree, Pseq([1, 2, 3, 4, 5, 6], 3), \dur, 0.02);
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x.play;
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x.set(\degree, Pseq([1, 2, 3, 4, 5, 6], 3), \dur, 0.1);
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x.play;
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// embed in other patterns:
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(
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x.set(\degree, Pseq([1b, 5, 3, 1b, 6, 2, 5, 0, 3, 0, 2], inf));
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Ppar([
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x,
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Pbindf(x, \ctranspose, 4)
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]).play;
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)
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x.set(\degree, Pseq([1b, 5, 1b, 4, 0], inf), \dur, 0.4);
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::
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]
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