HelpSource/Classes/Pmul.schelp

   1 class:: Pmul
   2 summary:: multiply with value of a key in event stream
   3 related:: Classes/Padd, Classes/Pmulp
   4 categories:: Streams-Patterns-Events>Patterns>Math
   5
   6 ClassMethods::
   7
   8 method::new
   9
  10 argument::value
  11 can be a pattern or a stream. The resulting stream ends when that incoming stream ends.
  12
  13 Examples::
  14
  15 code::
  16 (
  17 var a, b;
  18 a = Pmul(\freq, 801, Pbind(\freq, 100));
  19 x = a.asStream;
  20 9.do({ x.next(Event.new).postln; });
  21 )
  22 ::
  23
  24 code::
  25 (
  26 var a, b;
  27 a = Pmul(\freq, Pseq([3, 4, 6], 2), Pbind(\freq, 100));
  28 x = a.asStream;
  29 9.do({ x.next(Event.new).postln; });
  30 )
  31 ::
  32
  33 code::
  34 //sound example
  35 (
  36 SynthDef(\sinegrain,
  37         { arg out=0, freq=440, gate=1;
  38                 var env;
  39                 env = EnvGen.kr(Env.asr(0.001, 1, 0.2), gate, doneAction:2);
  40                 Out.ar(out, SinOsc.ar(freq, 0, env * 0.1))
  41         }).add;
  42 )
  43
  44 (
  45 a = Pbind(\dur, 0.5, \instrument, \sinegrain, \freq, 440);
  46 b = Pmul(\freq, Pseq([1, 2, 3, 4, 5, 6, 7], inf), a);
  47 b.play;
  48 )
  49 ::