Help/UGens/Random/CoinGate.html

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  25 <p class="p1"><span class="s1"><b>CoinGate<span class="Apple-tab-span"> </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span></b></span><b>statistical gate</b></p>
  26 <p class="p2"><br></p>
  27 <p class="p1"><b><span class="Apple-tab-span">  </span>*kr(prob, trig)</b></p>
  28 <p class="p1"><b><span class="Apple-tab-span">  </span>*ar(prob, trig)</b></p>
  29 <p class="p3"><br></p>
  30 <p class="p1">When it receives a trigger, it tosses a coin, and either passes the trigger or doesn't.</p>
  31 <p class="p3"><br></p>
  32 <p class="p1"><b><span class="Apple-tab-span">  </span>prob</b><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>value between 0 and 1 determines probability of either possibilities</p>
  33 <p class="p1"><b><span class="Apple-tab-span">  </span>trig</b><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>input signal</p>
  34 <p class="p4"><br></p>
  35 <p class="p4"><br></p>
  36 <p class="p5">//examples</p>
  37 <p class="p6"><br></p>
  38 <p class="p7">(</p>
  39 <p class="p7">a = <span class="s2">SynthDef</span>(<span class="s3">"help-TCoin"</span>, { <span class="s2">arg</span> out=0, prob=0.5;</p>
  40 <p class="p7"><span class="Apple-tab-span">     </span><span class="s2">var</span> trig;</p>
  41 <p class="p7"><span class="Apple-tab-span">     </span>trig = <span class="s2">CoinGate</span>.kr(prob, <span class="s2">Impulse</span>.kr(10));</p>
  42 <p class="p7"><span class="Apple-tab-span">     </span><span class="s2">Out</span>.ar(out,<span class="Apple-converted-space"> </span></p>
  43 <p class="p7"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s2">SinOsc</span>.ar(</p>
  44 <p class="p7"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s2">TRand</span>.kr(300.0, 400.0, trig),0,0.2<span class="Apple-converted-space"> </span></p>
  45 <p class="p7"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>)</p>
  46 <p class="p7"><span class="Apple-tab-span">     </span>)</p>
  47 <p class="p7">}).play;</p>
  48 <p class="p7">)</p>
  49 <p class="p6"><br></p>
  50 <p class="p7">a.set(<span class="s4">\prob</span>, 1.0);</p>
  51 <p class="p7">a.set(<span class="s4">\prob</span>, 0.0);</p>
  52 <p class="p7">a.set(<span class="s4">\prob</span>, 0.1);</p>
  53 <p class="p6"><br></p>
  54 <p class="p6"><br></p>
  55 <p class="p7">(</p>
  56 <p class="p7">a = <span class="s2">SynthDef</span>(<span class="s3">"help-TCoin"</span>, { <span class="s2">arg</span> out=0, prob=0.5;</p>
  57 <p class="p7"><span class="Apple-tab-span">     </span><span class="s2">var</span> trig;</p>
  58 <p class="p7"><span class="Apple-tab-span">     </span>trig = <span class="s2">Impulse</span>.ar(20, 0, <span class="s2">SinOsc</span>.kr(0.5,0,1,1));</p>
  59 <p class="p7"><span class="Apple-tab-span">     </span><span class="s2">Out</span>.ar(out,<span class="Apple-converted-space"> </span></p>
  60 <p class="p7"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s2">Mix</span>.fill(3, {<span class="s2">Ringz</span>.ar(<span class="s2">CoinGate</span>.ar(prob, trig*0.5), #[1,1.5]*<span class="s2">Rand</span>(1000, 9000), 0.01)})</p>
  61 <p class="p7"><span class="Apple-tab-span">     </span>)</p>
  62 <p class="p7">}).play;</p>
  63 <p class="p7">)</p>
  64 <p class="p6"><br></p>
  65 <p class="p7">a.set(<span class="s4">\prob</span>, 1.0);</p>
  66 <p class="p7">a.set(<span class="s4">\prob</span>, 0.0);</p>
  67 <p class="p7">a.set(<span class="s4">\prob</span>, 0.1);</p>
  68 <p class="p6"><br></p>
  69 <p class="p6"><br></p>
  70 <p class="p6"><br></p>
  71 <p class="p6"><br></p>
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