CoinGate statistical gate

*kr(prob, trig)

*ar(prob, trig)

When it receives a trigger, it tosses a coin, and either passes the trigger or doesn't.

prob value between 0 and 1 determines probability of either possibilities

trig input signal

//examples

(

a = SynthDef("help-TCoin", { arg out=0, prob=0.5;

var trig;

trig = CoinGate.kr(prob, Impulse.kr(10));

Out.ar(out, 

SinOsc.ar(

TRand.kr(300.0, 400.0, trig),0,0.2 

)

)

}).play;

)

a.set(\prob, 1.0);

a.set(\prob, 0.0);

a.set(\prob, 0.1);

(

a = SynthDef("help-TCoin", { arg out=0, prob=0.5;

var trig;

trig = Impulse.ar(20, 0, SinOsc.kr(0.5,0,1,1));

Out.ar(out, 

Mix.fill(3, {Ringz.ar(CoinGate.ar(prob, trig*0.5), #[1,1.5]*Rand(1000, 9000), 0.01)})

)

}).play;

)

a.set(\prob, 1.0);

a.set(\prob, 0.0);

a.set(\prob, 0.1);