HelpSource/Classes/CoinGate.schelp

   1 class:: CoinGate
   2 summary:: Statistical gate.
   3 categories::  UGens>Generators>Stochastic
   4
   5
   6 Description::
   7
   8 When CoinGate receives a trigger, it tosses a coin
   9 and either passes the trigger or doesn't.
  10
  11
  12 classmethods::
  13
  14 method::ar, kr
  15
  16 argument::prob
  17
  18 Value between 0.0 and 1.0 determines probability of either possibilities.
  19
  20
  21 argument::in
  22 The trigger input.
  23
  24 Examples::
  25
  26 code::
  27
  28 (
  29 a = SynthDef("help-TCoin", { arg out=0, prob=0.5;
  30         var trig;
  31         trig = CoinGate.kr(prob, Impulse.kr(10));
  32         Out.ar(out,
  33                 SinOsc.ar(
  34                         TRand.kr(300.0, 400.0, trig),0,0.2
  35                 )
  36         )
  37 }).play;
  38 )
  39
  40 a.set(\prob, 1.0);
  41 a.set(\prob, 0.0);
  42 a.set(\prob, 0.1);
  43
  44
  45 (
  46 a = SynthDef("help-TCoin", { arg out=0, prob=0.5;
  47         var trig;
  48         trig = Impulse.ar(20, 0, SinOsc.kr(0.5,0,1,1));
  49         Out.ar(out,
  50                 Mix.fill(3, {Ringz.ar(CoinGate.ar(prob, trig*0.5), #[1,1.5]*Rand(1000, 9000), 0.01)})
  51         )
  52 }).play;
  53 )
  54
  55 a.set(\prob, 1.0);
  56 a.set(\prob, 0.0);
  57 a.set(\prob, 0.1);
  58
  59 ::