Help/UGens/Filters/Ramp.html

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  27 <p class="p1"><span class="s1"><b>Ramp<span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span></b></span><b>linear lag</b></p>
  28 <p class="p2"><br></p>
  29 <p class="p3"><span class="s2"><b>Inherits from: </b><a href="../../Core/Object.html"><span class="s3"><b>Object</b></span></a></span><b> : </b><a href="../../Core/Kernel/AbstractFunction.html"><b>AbstractFunction</b></a><b> : </b><a href="../UGen.html"><b>UGen</b></a><b> : </b><a href="../Filter.html"><b>Filter</b></a><b> : </b><a href="Lag.html"><b>Lag</b></a></p>
  30 <p class="p2"><br></p>
  31 <p class="p2"><br></p>
  32 <p class="p1"><b>Ramp.ar(in, lagTime, mul, add)</b></p>
  33 <p class="p1"><b>Ramp.kr(in, lagTime, mul, add)</b></p>
  34 <p class="p2"><br></p>
  35 <p class="p1">This is similar to <a href="Lag.html"><span class="s4">Lag</span></a> but with a linear rather than exponential lag. This is useful for smoothing out control signals.</p>
  36 <p class="p2"><br></p>
  37 <p class="p1"><b>in</b> - input signal</p>
  38 <p class="p1"><b>lagTime</b> - 60 dB lag time in seconds.</p>
  39 <p class="p4"><br></p>
  40 <p class="p5"><span class="s4">Server</span>.internal.boot;</p>
  41 <p class="p5">(</p>
  42 <p class="p6">// used to lag pitch</p>
  43 <p class="p5">{</p>
  44 <p class="p6"><span class="s2"><span class="Apple-tab-span">    </span></span><span class="s4">SinOsc</span><span class="s2">.ar(<span class="Apple-tab-span">  </span><span class="Apple-tab-span">    </span></span>// sine wave</p>
  45 <p class="p6"><span class="s2"><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span></span><span class="s4">Ramp</span><span class="s2">.kr(<span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span></span>// lag the modulator</p>
  46 <p class="p5"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">LFPulse</span>.kr(4, 0, 0.5, 50, 400),<span class="Apple-tab-span">     </span><span class="s5">// frequency modulator</span></p>
  47 <p class="p5"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span><span class="s4">Line</span>.kr(0, 1, 15)<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="s5">// modulate lag time</span></p>
  48 <p class="p5"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span>),<span class="Apple-converted-space"> </span></p>
  49 <p class="p6"><span class="s2"><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>0,<span class="Apple-tab-span">  </span></span>// phase</p>
  50 <p class="p6"><span class="s2"><span class="Apple-tab-span">    </span><span class="Apple-tab-span">    </span>0.3<span class="Apple-tab-span"> </span></span>// sine amplitude</p>
  51 <p class="p5"><span class="Apple-tab-span">     </span>)<span class="Apple-converted-space"> </span></p>
  52 <p class="p5">}.scope;</p>
  53 <p class="p5">)</p>
  54 <p class="p7"><br></p>
  55 <p class="p6">// Compare</p>
  56 <p class="p5">(</p>
  57 <p class="p5"><span class="s4">var</span> pulse;</p>
  58 <p class="p5">{</p>
  59 <p class="p5"><span class="Apple-tab-span">     </span>pulse = <span class="s4">LFPulse</span>.kr(8.772);</p>
  60 <p class="p5"><span class="Apple-tab-span">     </span><span class="s4">Out</span>.kr(0,[<span class="s4">Ramp</span>.kr(pulse, 0.025), <span class="s4">Lag</span>.kr(pulse, 0.025), pulse]);</p>
  61 <p class="p5">}.play(<span class="s4">Server</span>.internal);</p>
  62 <p class="p5"><span class="s4">Server</span>.internal.scope(3, bufsize: 44100, rate: <span class="s6">\control</span>, zoom: 40);</p>
  63 <p class="p5">)</p>
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