53 lines
1 KiB
Text
53 lines
1 KiB
Text
class:: Pfuncn
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summary:: Function pattern of given length
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categories:: Streams-Patterns-Events>Patterns>Function
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related:: Classes/Pfunc
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description::
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Returns a stream that returns values from the code::func::.
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classmethods::
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method:: new
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argument:: func
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Stream function. In an event stream receives the current link::Classes/Event:: as argument.
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argument:: repeats
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End after this number of times.
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examples::
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code::
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(
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var a, b, c;
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a = Pfuncn({ exprand(0.1, 2.0) + #[1, 2, 3, 6].choose }, 2);
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b = Pfuncn({ #[-2, -3].choose }, 2);
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Pseq([a, b], inf).asStream.nextN(20).postln;
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)
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::
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Sound example
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code::
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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, b, c;
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a = Pfuncn({ exprand(0.1, 2.0) + #[1, 2, 3, 6].choose }, 2);
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b = Pfuncn({ #[-2, -3].choose }, 7);
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c = Pseq([a, b], inf).asStream;
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{
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c.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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::
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