Help/UGens/Synth control/Demand Rate/TDuty.html

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  33 <p class="p1"><span class="s1"><b>TDuty<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>demand results as trigger from demand rate ugens</b></p>
  34 <p class="p2"><br></p>
  35 <p class="p3"><span class="s2"><b>Inherits from: </b><a href="../../../Core/Object.html"><span class="s3"><b>Object</b></span></a></span><span class="s4"><b> : </b><a href="../../../Core/Kernel/AbstractFunction.html"><span class="s5"><b>AbstractFunction</b></span></a><b> : </b><a href="../../UGen.html"><span class="s3"><b>UGen</b></span></a><b> : </b><a href="Duty.html"><span class="s3"><b>Duty</b></span></a></span></p>
  36 <p class="p2"><br></p>
  37 <p class="p4"><b>TDuty.ar(dur, reset,<span class="Apple-converted-space">  </span>level, doneAction)</b></p>
  38 <p class="p4"><b>TDuty.kr(dur, reset,<span class="Apple-converted-space">  </span>level, doneAction)</b></p>
  39 <p class="p2"><br></p>
  40 <p class="p5"><br></p>
  41 <p class="p4">(Note that for sc 3.2, TDuty has changed. For the old behaviour, use <b>TDuty_old</b>.)<span class="Apple-converted-space"> </span></p>
  42 <p class="p5"><br></p>
  43 <p class="p4">A value is demanded each ugen in the list and output<span class="Apple-converted-space">  </span>as a trigger according to a stream of duration values.<span class="Apple-converted-space"> </span></p>
  44 <p class="p4">The unit generators in the list should be 'demand' rate.</p>
  45 <p class="p2"><br></p>
  46 <p class="p4">When there is a trigger at the reset input, the demand rate ugens in the list and the duration are reset.</p>
  47 <p class="p4">The reset input may also be a demand ugen, providing a stream of reset times.</p>
  48 <p class="p2"><br></p>
  49 <p class="p4">see also: <a href="Demand.html"><span class="s4">Demand</span></a><span class="s4">, <a href="Duty.html"><span class="s6">Duty</span></a></span></p>
  50 <p class="p2"><br></p>
  51 <p class="p4"><b>dur<span class="Apple-tab-span">       </span></b><span class="Apple-tab-span">        </span><span class="Apple-tab-span">    </span>time values. Can be a demand ugen or any signal.<span class="Apple-converted-space"> </span></p>
  52 <p class="p4"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>The next trigger value is acquired after the duration provided by the last time value.</p>
  53 <p class="p2"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span></p>
  54 <p class="p4"><b>reset</b><span class="Apple-tab-span"> </span><span class="Apple-tab-span">    </span>trigger or reset time values. Resets the list of ugens and the duration ugen when triggered.</p>
  55 <p class="p4"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>The reset input may also be a demand ugen, providing a stream of reset times.</p>
  56 <p class="p6"><br></p>
  57 <p class="p5"><br></p>
  58 <p class="p4"><b>level<span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span></b><span class="Apple-tab-span">        </span>demand ugen providing the output values.</p>
  59 <p class="p2"><br></p>
  60 <p class="p2"><br></p>
  61 <p class="p4"><b>doneAction</b><span class="Apple-tab-span">    </span>a doneAction that is evaluated when the duration stream ends.</p>
  62 <p class="p4"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>See <a href="../Envelopes/UGen-doneActions.html"><span class="s7">UGen-doneActions</span></a> for more detail.</p>
  63 <p class="p2"><br></p>
  64 <p class="p6"><br></p>
  65 <p class="p5"><br></p>
  66 <p class="p5"><br></p>
  67 <p class="p5"><br></p>
  68 <p class="p5"><br></p>
  69 <p class="p7">// examples</p>
  70 <p class="p5"><br></p>
  71 <p class="p8">s.boot;</p>
  72 <p class="p5"><br></p>
  73 <p class="p5"><br></p>
  74 <p class="p7">// play a little rhythm</p>
  75 <p class="p5"><br></p>
  76 <p class="p8">{ <span class="s4">TDuty</span>.ar(<span class="s4">Dseq</span>([0.1, 0.2, 0.4, 0.3], <span class="s4">inf</span>)) }.play; <span class="s8">// demand ugen as durations</span></p>
  77 <p class="p5"><br></p>
  78 <p class="p5"><br></p>
  79 <p class="p5"><br></p>
  80 <p class="p7">// amplitude changes</p>
  81 <p class="p8">(</p>
  82 <p class="p8"><span class="Apple-tab-span">     </span>{</p>
  83 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">var</span> trig;</p>
  84 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>trig = <span class="s4">TDuty</span>.ar(</p>
  85 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Dseq</span>([0.1, 0.2, 0.4, 0.3], <span class="s4">inf</span>), <span class="s8">// demand ugen as durations</span></p>
  86 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>0,<span class="Apple-converted-space"> </span></p>
  87 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Dseq</span>([0.1, 0.4, 0.01, 0.5, 1.0], <span class="s4">inf</span>) <span class="s8">// demand ugen as amplitude</span></p>
  88 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>);<span class="Apple-converted-space"> </span></p>
  89 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">Ringz</span>.ar(trig, 1000, 0.1)</p>
  90 <p class="p5"><span class="Apple-tab-span">     </span></p>
  91 <p class="p8"><span class="Apple-tab-span">     </span>}.play;</p>
  92 <p class="p8">)</p>
  93 <p class="p5"><br></p>
  94 <p class="p8">(</p>
  95 <p class="p8"><span class="Apple-tab-span">     </span>{</p>
  96 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">var</span> trig;</p>
  97 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>trig = <span class="s4">TDuty</span>.ar(</p>
  98 <p class="p7"><span class="s2"><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span></span><span class="s4">MouseX</span><span class="s2">.kr(0.001, 2, 1), </span>// control rate ugen as durations</p>
  99 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>0,<span class="Apple-converted-space"> </span></p>
 100 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Dseq</span>([0.1, 0.4, 0.01, 0.5, 1.0], <span class="s4">inf</span>)</p>
 101 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>);<span class="Apple-converted-space"> </span></p>
 102 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">Ringz</span>.ar(trig, 1000, 0.1)</p>
 103 <p class="p5"><span class="Apple-tab-span">     </span></p>
 104 <p class="p8"><span class="Apple-tab-span">     </span>}.play;</p>
 105 <p class="p8">)</p>
 106 <p class="p5"><br></p>
 107 <p class="p5"><br></p>
 108 <p class="p5"><br></p>
 109 <p class="p5"><br></p>
 110 <p class="p7">// demand ugen as audio oscillator</p>
 111 <p class="p5"><br></p>
 112 <p class="p8">(</p>
 113 <p class="p8"><span class="Apple-tab-span">     </span>{</p>
 114 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">var</span> a, trig, n=5, m=64;</p>
 115 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>a = {</p>
 116 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">var</span> x;</p>
 117 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>x = { 0.2.rand2 } ! m;</p>
 118 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>x = x ++ ({<span class="Apple-converted-space">  </span><span class="s4">Drand</span>({ 0.2.rand2 } ! n) } ! m.rand);</p>
 119 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Dseq</span>(x.scramble, <span class="s4">inf</span>)</p>
 120 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>} ! n;</p>
 121 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>trig = <span class="s4">TDuty</span>.ar(</p>
 122 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">MouseX</span>.kr(1, 2048, 1) * <span class="s4">SampleDur</span>.ir * [1, 1.02],</p>
 123 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>0,</p>
 124 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Dswitch1</span>(a, <span class="s4">MouseY</span>.kr(0, n-1))</p>
 125 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>);</p>
 126 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">Ringz</span>.ar(trig, 1000, 0.01)</p>
 127 <p class="p5"><span class="Apple-tab-span">     </span></p>
 128 <p class="p8"><span class="Apple-tab-span">     </span>}.play;</p>
 129 <p class="p8">)</p>
 130 <p class="p5"><br></p>
 131 <p class="p5"><br></p>
 132 <p class="p7">// single impulses</p>
 133 <p class="p5"><br></p>
 134 <p class="p8">(</p>
 135 <p class="p8"><span class="s4">SynthDef</span>(<span class="s9">"delta_demand"</span>, { arg amp=0.5, out;</p>
 136 <p class="p8"><span class="Apple-tab-span">     </span><span class="s4">OffsetOut</span>.ar(out,</p>
 137 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">TDuty</span>.ar(<span class="s4">Dseq</span>([0]), 0, amp, 2)</p>
 138 <p class="p8"><span class="Apple-tab-span">     </span>)</p>
 139 <p class="p8">}).send(s);</p>
 140 <p class="p8">)</p>
 141 <p class="p5"><br></p>
 142 <p class="p8">fork { 10.do { s.sendBundle(0.2, [<span class="s9">"/s_new"</span>, <span class="s9">"delta_demand"</span>, -1]); 1.0.rand.wait } };</p>
 143 <p class="p5"><br></p>
 144 <p class="p5"><br></p>
 145 <p class="p7">// chain of impulses</p>
 146 <p class="p8">(</p>
 147 <p class="p9"><span class="s4">SynthDef</span><span class="s2">(</span>"delta_demand2"<span class="s2">, {</span></p>
 148 <p class="p10"><span class="s2"><span class="Apple-tab-span">   </span></span>OffsetOut<span class="s2">.ar(0,</span></p>
 149 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">TDuty</span>.ar(<span class="s4">Dgeom</span>(0.05, 0.9, 20), 0, 0.5, 2)</p>
 150 <p class="p8"><span class="Apple-tab-span">     </span>)</p>
 151 <p class="p8">}).send(s);</p>
 152 <p class="p8">)</p>
 153 <p class="p5"><br></p>
 154 <p class="p8">fork { 10.do { s.sendBundle(0.2, [<span class="s9">"/s_new"</span>, <span class="s9">"delta_demand2"</span>, -1]); 1.0.rand.wait } };</p>
 155 <p class="p5"><br></p>
 156 <p class="p5"><br></p>
 157 <p class="p5"><br></p>
 158 <p class="p7">// multichannel expansion</p>
 159 <p class="p5"><br></p>
 160 <p class="p8">(</p>
 161 <p class="p8"><span class="Apple-tab-span">     </span>{</p>
 162 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s4">var</span> t;</p>
 163 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>t = <span class="s4">TDuty</span>.ar(</p>
 164 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Drand</span>([<span class="s4">Dgeom</span>(0.1, 0.8, 20), 1, 2], <span class="s4">inf</span>) ! 2,</p>
 165 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>0,<span class="Apple-converted-space"> </span></p>
 166 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>[<span class="s4">Drand</span>({ 1.0.rand } ! 8, <span class="s4">inf</span>), <span class="s4">Dseq</span>({ 1.0.rand } ! 8, <span class="s4">inf</span>)] * 2</p>
 167 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>);<span class="Apple-converted-space"> </span></p>
 168 <p class="p8"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>x = <span class="s4">Ringz</span>.ar(t, [400, 700], 0.1) * 0.1;</p>
 169 <p class="p5"><span class="Apple-tab-span">     </span></p>
 170 <p class="p8"><span class="Apple-tab-span">     </span>}.play;</p>
 171 <p class="p8">)</p>
 172 <p class="p5"><br></p>
 173 <p class="p5"><br></p>
 174 </body>
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