Help/Libraries/JITLib/tutorials/basic_live_coding_techniques.html

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  24 <p class="p1"><br></p>
  25 <p class="p1"><br></p>
  26 <p class="p2">// basic live coding techniques ("object style")</p>
  27 <p class="p2">// without the use of JITLib</p>
  28 <p class="p1"><br></p>
  29 <p class="p2">// more to come..</p>
  30 <p class="p1"><br></p>
  31 <p class="p1"><br></p>
  32 <p class="p2">// using a simple environment. this looks just like ProxySpace, but works differently.</p>
  33 <p class="p3"><span class="s1">// for the difference, see <a href="jitlib_basic_concepts_01.html"><span class="s2">jitlib_basic_concepts_01</span></a> and<span class="Apple-converted-space">  </span><a href="jitlib_basic_concepts_02.html"><span class="s2">jitlib_basic_concepts_02</span></a></span></p>
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  37 <p class="p2"><span class="s3">d = (); </span>// create a new environment</p>
  38 <p class="p2"><span class="s3">d.push; </span>// push it to current</p>
  39 <p class="p1"><br></p>
  40 <p class="p2">// this synthdef can be changed on the fly, but the synth will</p>
  41 <p class="p2">// not change from this. use expression [1] for replacing a given synth</p>
  42 <p class="p4">(</p>
  43 <p class="p5">SynthDef<span class="s3">(</span><span class="s4">\x</span><span class="s3">, { </span>|freq=440|</p>
  44 <p class="p4"><span class="Apple-tab-span">     </span><span class="s5">Out</span>.ar(0,<span class="Apple-converted-space"> </span></p>
  45 <p class="p4"><span class="Apple-tab-span">     </span><span class="Apple-tab-span">    </span><span class="s5">Ringz</span>.ar(<span class="s5">Dust</span>.ar(40), freq, 0.1)</p>
  46 <p class="p4"><span class="Apple-tab-span">     </span>)</p>
  47 <p class="p4">}).send(s);</p>
  48 <p class="p4">)</p>
  49 <p class="p1"><br></p>
  50 <p class="p2">// send a first synth:</p>
  51 <p class="p4">~s1 = <span class="s5">Synth</span>(<span class="s4">\x</span>);</p>
  52 <p class="p1"><br></p>
  53 <p class="p2">// [1]</p>
  54 <p class="p2">// now you can play around with these lines, as well as with the synth def above</p>
  55 <p class="p4">~s1 = <span class="s5">Synth</span>.replace(~s1, <span class="s4">\x</span>, [<span class="s4">\freq</span>, 3000]);<span class="Apple-converted-space"> </span></p>
  56 <p class="p4">~s1.set(<span class="s4">\freq</span>, 4000);</p>
  57 <p class="p1"><br></p>
  58 <p class="p2">// add a bus:</p>
  59 <p class="p1"><br></p>
  60 <p class="p4">~b1 = <span class="s5">Bus</span>.control(s);</p>
  61 <p class="p4">~b1.set(350);</p>
  62 <p class="p4">~s1.map(<span class="s4">\freq</span>, ~b1);</p>
  63 <p class="p1"><br></p>
  64 <p class="p2">// set the bus to different values:</p>
  65 <p class="p1"><br></p>
  66 <p class="p4">~b1.set(100);</p>
  67 <p class="p4">~b1.xline(800, 5);</p>
  68 <p class="p1"><br></p>
  69 <p class="p4">~s3 = { <span class="s5">Out</span>.kr(~b1, <span class="s5">MouseX</span>.kr(300, 900, 1)) }; // add some mouse control on the fly</p>
  70 <p class="p2"><span class="s3">~s3.free; </span>// remove it again.</p>
  71 <p class="p1"><br></p>
  72 <p class="p1"><br></p>
  73 <p class="p1"><br></p>
  74 <p class="p2">// finish:</p>
  75 <p class="p1"><br></p>
  76 <p class="p4">~b1.free;</p>
  77 <p class="p4">d.clear;</p>
  78 <p class="p4">d.pop;</p>
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