HelpSource/Classes/MostChange.schelp

   1 class:: MostChange
   2 summary:: Output most changed.
   3 related:: Classes/LeastChange, Classes/LastValue
   4 categories::  UGens>Maths
   5
   6
   7 Description::
   8
   9 Output the input that changed most.
  10
  11
  12 classmethods::
  13
  14 method::ar, kr
  15
  16 argument::a
  17
  18 Input signal A.
  19
  20
  21 argument::b
  22
  23 Input signal B.
  24
  25
  26 Examples::
  27
  28 code::
  29
  30 //doesn't work yet.
  31
  32 d = SynthDef("help-MostChange", { arg amp=1.0;
  33         var out, in1, in2;
  34         in1 = LFNoise1.ar(800, amp);
  35         in2 = SinOsc.ar(800);
  36         out = MostChange.ar(in1, in2) * 0.1;
  37         Out.ar(0, out)
  38 }).play;
  39
  40 d.set(\amp, 0.1);
  41 d.set(\amp, 0);
  42 d.set(\amp, 3);
  43 d.free;
  44
  45 the control that changed most is used for output:
  46
  47 d = SynthDef("help-MostChange", { arg freq=440;
  48         var out, internalFreq;
  49         internalFreq = LFNoise0.ar(0.3, 300, 800);
  50         out = SinOsc.ar(
  51                         MostChange.kr(freq, internalFreq)
  52         );
  53         Out.ar(0, out * 0.1)
  54 }).play;
  55
  56 d.set(\freq, 800);
  57 d.set(\freq, 800); //nothing changed
  58 d.set(\freq, 900);
  59 d.free;
  60
  61 ::
  62