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<h1>Source code for pyo.lib.controls</h1><div class="highlight"><pre>
<span></span><span class="sd">"""</span>
<span class="sd">Objects designed to create parameter's control at audio rate.</span>
<span class="sd">These objects can be used to create envelopes, line segments</span>
<span class="sd">and conversion from python number to audio signal.</span>
<span class="sd">The audio streams of these objects can't be sent to the output</span>
<span class="sd">soundcard.</span>
<span class="sd">"""</span>
<span class="sd">"""</span>
<span class="sd">Copyright 2009-2015 Olivier Belanger</span>
<span class="sd">This file is part of pyo, a python module to help digital signal</span>
<span class="sd">processing script creation.</span>
<span class="sd">pyo is free software: you can redistribute it and/or modify</span>
<span class="sd">it under the terms of the GNU Lesser General Public License as</span>
<span class="sd">published by the Free Software Foundation, either version 3 of the</span>
<span class="sd">License, or (at your option) any later version.</span>
<span class="sd">pyo is distributed in the hope that it will be useful,</span>
<span class="sd">but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<span class="sd">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<span class="sd">GNU Lesser General Public License for more details.</span>
<span class="sd">You should have received a copy of the GNU Lesser General Public</span>
<span class="sd">License along with pyo. If not, see <http://www.gnu.org/licenses/>.</span>
<span class="sd">"""</span>
<span class="kn">import</span> <span class="nn">sys</span>
<span class="kn">from</span> <span class="nn">._core</span> <span class="kn">import</span> <span class="o">*</span>
<span class="kn">from</span> <span class="nn">._maps</span> <span class="kn">import</span> <span class="o">*</span>
<span class="kn">from</span> <span class="nn">._widgets</span> <span class="kn">import</span> <span class="n">createGraphWindow</span>
<span class="c1">######################################################################</span>
<span class="c1">### Controls</span>
<span class="c1">######################################################################</span>
<div class="viewcode-block" id="Fader"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader">[docs]</a><span class="k">class</span> <span class="nc">Fader</span><span class="p">(</span><span class="n">PyoObject</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Fadein - fadeout envelope generator.</span>
<span class="sd"> Generate an amplitude envelope between 0 and 1 with control on fade</span>
<span class="sd"> times and total duration of the envelope.</span>
<span class="sd"> The play() method starts the envelope and is not called at the</span>
<span class="sd"> object creation time.</span>
<span class="sd"> :Parent: :py:class:`PyoObject`</span>
<span class="sd"> :Args:</span>
<span class="sd"> fadein: float, optional</span>
<span class="sd"> Rising time of the envelope in seconds. Defaults to 0.01.</span>
<span class="sd"> fadeout: float, optional</span>
<span class="sd"> Falling time of the envelope in seconds. Defaults to 0.1.</span>
<span class="sd"> dur: float, optional</span>
<span class="sd"> Total duration of the envelope in seocnds. Defaults to 0,</span>
<span class="sd"> which means wait for the stop() method to start the fadeout.</span>
<span class="sd"> .. note::</span>
<span class="sd"> The out() method is bypassed. Fader's signal can not be sent to audio outs.</span>
<span class="sd"> The play() method starts the envelope.</span>
<span class="sd"> The stop() method calls the envelope's release phase if `dur` = 0.</span>
<span class="sd"> As of version 0.8.0, exponential or logarithmic envelopes can be created</span>
<span class="sd"> with the exponent factor (see setExp() method).</span>
<span class="sd"> As of version 0.9.2, Fader will send a trigger signal at the end of the playback.</span>
<span class="sd"> User can retreive the trigger streams by calling obj['trig'].</span>
<span class="sd"> Useful to synchronize other processes.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> :py:class:`Adsr`, :py:class:`Linseg`, :py:class:`Expseg`</span>
<span class="sd"> >>> s = Server().boot()</span>
<span class="sd"> >>> s.start()</span>
<span class="sd"> >>> f = Fader(fadein=0.5, fadeout=0.5, dur=2, mul=.5)</span>
<span class="sd"> >>> a = BrownNoise(mul=f).mix(2).out()</span>
<span class="sd"> >>> def repeat():</span>
<span class="sd"> ... f.play()</span>
<span class="sd"> >>> pat = Pattern(function=repeat, time=2).play()</span>
<span class="sd"> """</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">fadein</span><span class="o">=</span><span class="mf">0.01</span><span class="p">,</span> <span class="n">fadeout</span><span class="o">=</span><span class="mf">0.1</span><span class="p">,</span> <span class="n">dur</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">mul</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">add</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"nnnOO"</span><span class="p">,</span> <span class="n">fadein</span><span class="p">,</span> <span class="n">fadeout</span><span class="p">,</span> <span class="n">dur</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_fadein</span> <span class="o">=</span> <span class="n">fadein</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_fadeout</span> <span class="o">=</span> <span class="n">fadeout</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dur</span> <span class="o">=</span> <span class="n">dur</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_exp</span> <span class="o">=</span> <span class="mf">1.0</span>
<span class="n">fadein</span><span class="p">,</span> <span class="n">fadeout</span><span class="p">,</span> <span class="n">dur</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">fadein</span><span class="p">,</span> <span class="n">fadeout</span><span class="p">,</span> <span class="n">dur</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">Fader_base</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">fadein</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">fadeout</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">dur</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_trig_objs</span> <span class="o">=</span> <span class="n">Dummy</span><span class="p">([</span><span class="n">TriggerDummy_base</span><span class="p">(</span><span class="n">obj</span><span class="p">)</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">])</span>
<div class="viewcode-block" id="Fader.out"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.out">[docs]</a> <span class="k">def</span> <span class="nf">out</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">chnl</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">inc</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">dur</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">delay</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">play</span><span class="p">(</span><span class="n">dur</span><span class="p">,</span> <span class="n">delay</span><span class="p">)</span></div>
<div class="viewcode-block" id="Fader.stop"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.stop">[docs]</a> <span class="k">def</span> <span class="nf">stop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">wait</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">isPlaying</span><span class="p">()</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">isOutputting</span><span class="p">():</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_autostop</span><span class="p">(</span><span class="n">wait</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_is_mul_attribute</span> <span class="ow">and</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_use_wait_time_on_stop</span><span class="p">:</span>
<span class="n">wait</span> <span class="o">=</span> <span class="mi">0</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_stop_delay</span> <span class="o">!=</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
<span class="n">wait</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_stop_delay</span>
<span class="c1"># Don't call stop on the self._trig_objs because it has to wait</span>
<span class="c1"># until the fadeout finish to send its trigger. This will leave</span>
<span class="c1"># a running stream in the server...</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">stop</span><span class="p">(</span><span class="n">wait</span><span class="p">)</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">]</span>
<span class="k">return</span> <span class="bp">self</span></div>
<div class="viewcode-block" id="Fader.setFadein"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.setFadein">[docs]</a> <span class="k">def</span> <span class="nf">setFadein</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `fadein` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `fadein` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_fadein</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setFadein</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Fader.setFadeout"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.setFadeout">[docs]</a> <span class="k">def</span> <span class="nf">setFadeout</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `fadeout` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `fadeout` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_fadeout</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setFadeout</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Fader.setDur"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.setDur">[docs]</a> <span class="k">def</span> <span class="nf">setDur</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `dur` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `dur` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dur</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setDur</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Fader.setExp"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.setExp">[docs]</a> <span class="k">def</span> <span class="nf">setExp</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Sets an exponent factor to create exponential or logarithmic envelope.</span>
<span class="sd"> The default value is 1.0, which means linear segments. A value</span>
<span class="sd"> higher than 1.0 will produce exponential segments while a value</span>
<span class="sd"> between 0 and 1 will produce logarithmic segments. Must be > 0.0.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `exp` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_exp</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setExp</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Fader.ctrl"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Fader.ctrl">[docs]</a> <span class="k">def</span> <span class="nf">ctrl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">map_list</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">title</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_map_list</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mf">10.0</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"fadein"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fadein</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mf">10.0</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"fadeout"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fadeout</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mf">20.0</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"dur"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dur</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="p">]</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="n">ctrl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">map_list</span><span class="p">,</span> <span class="n">title</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="p">)</span></div>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">fadein</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Rising time of the envelope in seconds."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fadein</span>
<span class="nd">@fadein</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">fadein</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setFadein</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">fadeout</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Falling time of the envelope in seconds."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fadeout</span>
<span class="nd">@fadeout</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">fadeout</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setFadeout</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">dur</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Total duration of the envelope."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dur</span>
<span class="nd">@dur</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">dur</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setDur</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">exp</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Exponent factor of the envelope."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_exp</span>
<span class="nd">@exp</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">exp</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setExp</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
<div class="viewcode-block" id="Adsr"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr">[docs]</a><span class="k">class</span> <span class="nc">Adsr</span><span class="p">(</span><span class="n">PyoObject</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Attack - Decay - Sustain - Release envelope generator.</span>
<span class="sd"> Calculates the classical ADSR envelope using linear segments.</span>
<span class="sd"> Duration can be set to 0 to give an infinite sustain. In this</span>
<span class="sd"> case, the stop() method calls the envelope release part.</span>
<span class="sd"> The play() method starts the envelope and is not called at the</span>
<span class="sd"> object creation time.</span>
<span class="sd"> :Parent: :py:class:`PyoObject`</span>
<span class="sd"> :Args:</span>
<span class="sd"> attack: float, optional</span>
<span class="sd"> Duration of the attack phase in seconds. Defaults to 0.01.</span>
<span class="sd"> decay: float, optional</span>
<span class="sd"> Duration of the decay in seconds. Defaults to 0.05.</span>
<span class="sd"> sustain: float, optional</span>
<span class="sd"> Amplitude of the sustain phase. Defaults to 0.707.</span>
<span class="sd"> release: float, optional</span>
<span class="sd"> Duration of the release in seconds. Defaults to 0.1.</span>
<span class="sd"> dur: float, optional</span>
<span class="sd"> Total duration of the envelope in seconds. Defaults to 0,</span>
<span class="sd"> which means wait for the stop() method to start the release phase.</span>
<span class="sd"> .. note::</span>
<span class="sd"> The out() method is bypassed. Adsr's signal can not be sent to audio outs.</span>
<span class="sd"> The play() method starts the envelope.</span>
<span class="sd"> The stop() method calls the envelope's release phase if `dur` = 0.</span>
<span class="sd"> As of version 0.8.0, exponential or logarithmic envelopes can be created</span>
<span class="sd"> with the exponent factor (see setExp() method).</span>
<span class="sd"> As of version 0.9.2, Adsr will send a trigger signal at the end of the playback.</span>
<span class="sd"> User can retreive the trigger streams by calling obj['trig'].</span>
<span class="sd"> Useful to synchronize other processes.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> :py:class:`Fader`, :py:class:`Linseg`, :py:class:`Expseg`</span>
<span class="sd"> >>> s = Server().boot()</span>
<span class="sd"> >>> s.start()</span>
<span class="sd"> >>> f = Adsr(attack=.01, decay=.2, sustain=.5, release=.1, dur=2, mul=.5)</span>
<span class="sd"> >>> a = BrownNoise(mul=f).mix(2).out()</span>
<span class="sd"> >>> def repeat():</span>
<span class="sd"> ... f.play()</span>
<span class="sd"> >>> pat = Pattern(function=repeat, time=2).play()</span>
<span class="sd"> """</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">attack</span><span class="o">=</span><span class="mf">0.01</span><span class="p">,</span> <span class="n">decay</span><span class="o">=</span><span class="mf">0.05</span><span class="p">,</span> <span class="n">sustain</span><span class="o">=</span><span class="mf">0.707</span><span class="p">,</span> <span class="n">release</span><span class="o">=</span><span class="mf">0.1</span><span class="p">,</span> <span class="n">dur</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">mul</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">add</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"nnnnnOO"</span><span class="p">,</span> <span class="n">attack</span><span class="p">,</span> <span class="n">decay</span><span class="p">,</span> <span class="n">sustain</span><span class="p">,</span> <span class="n">release</span><span class="p">,</span> <span class="n">dur</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_attack</span> <span class="o">=</span> <span class="n">attack</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_decay</span> <span class="o">=</span> <span class="n">decay</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sustain</span> <span class="o">=</span> <span class="n">sustain</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_release</span> <span class="o">=</span> <span class="n">release</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dur</span> <span class="o">=</span> <span class="n">dur</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_exp</span> <span class="o">=</span> <span class="mf">1.0</span>
<span class="n">attack</span><span class="p">,</span> <span class="n">decay</span><span class="p">,</span> <span class="n">sustain</span><span class="p">,</span> <span class="n">release</span><span class="p">,</span> <span class="n">dur</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span>
<span class="n">attack</span><span class="p">,</span> <span class="n">decay</span><span class="p">,</span> <span class="n">sustain</span><span class="p">,</span> <span class="n">release</span><span class="p">,</span> <span class="n">dur</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span>
<span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">Adsr_base</span><span class="p">(</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">attack</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">decay</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">sustain</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">release</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">dur</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="p">)</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_trig_objs</span> <span class="o">=</span> <span class="n">Dummy</span><span class="p">([</span><span class="n">TriggerDummy_base</span><span class="p">(</span><span class="n">obj</span><span class="p">)</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">])</span>
<div class="viewcode-block" id="Adsr.out"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.out">[docs]</a> <span class="k">def</span> <span class="nf">out</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">chnl</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">inc</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">dur</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">delay</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">play</span><span class="p">(</span><span class="n">dur</span><span class="p">,</span> <span class="n">delay</span><span class="p">)</span></div>
<div class="viewcode-block" id="Adsr.stop"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.stop">[docs]</a> <span class="k">def</span> <span class="nf">stop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">wait</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">isPlaying</span><span class="p">()</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">isOutputting</span><span class="p">():</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_autostop</span><span class="p">(</span><span class="n">wait</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_is_mul_attribute</span> <span class="ow">and</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_use_wait_time_on_stop</span><span class="p">:</span>
<span class="n">wait</span> <span class="o">=</span> <span class="mi">0</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_stop_delay</span> <span class="o">!=</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
<span class="n">wait</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_stop_delay</span>
<span class="c1"># Don't call stop on the self._trig_objs because it has to wait</span>
<span class="c1"># until the fadeout finish to send its trigger. This will leave</span>
<span class="c1"># a running stream in the server...</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">stop</span><span class="p">(</span><span class="n">wait</span><span class="p">)</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">]</span>
<span class="k">return</span> <span class="bp">self</span></div>
<div class="viewcode-block" id="Adsr.setAttack"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.setAttack">[docs]</a> <span class="k">def</span> <span class="nf">setAttack</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `attack` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `attack` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_attack</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setAttack</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Adsr.setDecay"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.setDecay">[docs]</a> <span class="k">def</span> <span class="nf">setDecay</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `decay` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `decay` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_decay</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setDecay</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Adsr.setSustain"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.setSustain">[docs]</a> <span class="k">def</span> <span class="nf">setSustain</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `sustain` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `sustain` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sustain</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setSustain</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Adsr.setRelease"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.setRelease">[docs]</a> <span class="k">def</span> <span class="nf">setRelease</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `sustain` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `sustain` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_release</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setRelease</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Adsr.setDur"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.setDur">[docs]</a> <span class="k">def</span> <span class="nf">setDur</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `dur` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `dur` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dur</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setDur</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Adsr.setExp"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.setExp">[docs]</a> <span class="k">def</span> <span class="nf">setExp</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Sets an exponent factor to create exponential or logarithmic envelope.</span>
<span class="sd"> The default value is 1.0, which means linear segments. A value</span>
<span class="sd"> higher than 1.0 will produce exponential segments while a value</span>
<span class="sd"> between 0 and 1 will produce logarithmic segments. Must be > 0.0.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `exp` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_exp</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setExp</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Adsr.ctrl"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Adsr.ctrl">[docs]</a> <span class="k">def</span> <span class="nf">ctrl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">map_list</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">title</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_map_list</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">5</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"attack"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_attack</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">5</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"decay"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_decay</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"sustain"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sustain</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">10</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"release"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_release</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mf">20.0</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"dur"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dur</span><span class="p">,</span> <span class="n">dataOnly</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
<span class="p">]</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="n">ctrl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">map_list</span><span class="p">,</span> <span class="n">title</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="p">)</span></div>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">attack</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Duration of the attack phase in seconds."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_attack</span>
<span class="nd">@attack</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">attack</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setAttack</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">decay</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Duration of the decay phase in seconds."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_decay</span>
<span class="nd">@decay</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">decay</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setDecay</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">sustain</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Amplitude of the sustain phase."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sustain</span>
<span class="nd">@sustain</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">sustain</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setSustain</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">release</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Duration of the release phase in seconds."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_release</span>
<span class="nd">@release</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">release</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setRelease</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">dur</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Total duration of the envelope."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dur</span>
<span class="nd">@dur</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">dur</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setDur</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">exp</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Exponent factor of the envelope."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_exp</span>
<span class="nd">@exp</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">exp</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setExp</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
<div class="viewcode-block" id="Linseg"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg">[docs]</a><span class="k">class</span> <span class="nc">Linseg</span><span class="p">(</span><span class="n">PyoObject</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Draw a series of line segments between specified break-points.</span>
<span class="sd"> The play() method starts the envelope and is not called at the</span>
<span class="sd"> object creation time.</span>
<span class="sd"> :Parent: :py:class:`PyoObject`</span>
<span class="sd"> :Args:</span>
<span class="sd"> list: list of tuples</span>
<span class="sd"> Points used to construct the line segments. Each tuple is a</span>
<span class="sd"> new point in the form (time, value).</span>
<span class="sd"> Times are given in seconds and must be in increasing order.</span>
<span class="sd"> loop: boolean, optional</span>
<span class="sd"> Looping mode. Defaults to False.</span>
<span class="sd"> initToFirstVal: boolean, optional</span>
<span class="sd"> If True, audio buffer will be filled at initialization with the</span>
<span class="sd"> first value of the line. Defaults to False.</span>
<span class="sd"> .. note::</span>
<span class="sd"> The out() method is bypassed. Linseg's signal can not be sent to audio outs.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> :py:class:`Fader`, :py:class:`Adsr`, :py:class:`Expseg`</span>
<span class="sd"> >>> s = Server().boot()</span>
<span class="sd"> >>> s.start()</span>
<span class="sd"> >>> l = Linseg([(0,500),(.03,1000),(.1,700),(1,500),(2,500)], loop=True)</span>
<span class="sd"> >>> a = Sine(freq=l, mul=.3).mix(2).out()</span>
<span class="sd"> >>> # then call:</span>
<span class="sd"> >>> l.play()</span>
<span class="sd"> """</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="nb">list</span><span class="p">,</span> <span class="n">loop</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">initToFirstVal</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">mul</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">add</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"lbbOO"</span><span class="p">,</span> <span class="nb">list</span><span class="p">,</span> <span class="n">loop</span><span class="p">,</span> <span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_list</span> <span class="o">=</span> <span class="nb">list</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_loop</span> <span class="o">=</span> <span class="n">loop</span>
<span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">loop</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">loop</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="k">if</span> <span class="nb">type</span><span class="p">(</span><span class="nb">list</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">!=</span> <span class="nb">list</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">Linseg_base</span><span class="p">(</span><span class="nb">list</span><span class="p">,</span> <span class="n">wrap</span><span class="p">(</span><span class="n">loop</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">listlen</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
<span class="n">lmax</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">listlen</span><span class="p">,</span> <span class="n">lmax</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">Linseg_base</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="nb">list</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">loop</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<div class="viewcode-block" id="Linseg.out"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.out">[docs]</a> <span class="k">def</span> <span class="nf">out</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">chnl</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">inc</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">dur</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">delay</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">play</span><span class="p">(</span><span class="n">dur</span><span class="p">,</span> <span class="n">delay</span><span class="p">)</span></div>
<div class="viewcode-block" id="Linseg.setList"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.setList">[docs]</a> <span class="k">def</span> <span class="nf">setList</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `list` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: list of tuples</span>
<span class="sd"> new `list` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"l"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_list</span> <span class="o">=</span> <span class="n">x</span>
<span class="k">if</span> <span class="nb">type</span><span class="p">(</span><span class="n">x</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">!=</span> <span class="nb">list</span><span class="p">:</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">x</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span>
<span class="k">else</span><span class="p">:</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Linseg.replace"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.replace">[docs]</a> <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Alias for `setList` method.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: list of tuples</span>
<span class="sd"> new `list` attribute.</span>
<span class="sd"> """</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
<span class="k">def</span> <span class="nf">getPoints</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span>
<div class="viewcode-block" id="Linseg.setLoop"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.setLoop">[docs]</a> <span class="k">def</span> <span class="nf">setLoop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `loop` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: boolean</span>
<span class="sd"> new `loop` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"b"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_loop</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setLoop</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Linseg.pause"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.pause">[docs]</a> <span class="k">def</span> <span class="nf">pause</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Toggles between play and stop mode without reset.</span>
<span class="sd"> """</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">pause</span><span class="p">()</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">]</span></div>
<div class="viewcode-block" id="Linseg.clear"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.clear">[docs]</a> <span class="k">def</span> <span class="nf">clear</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Resets the internal audio buffer to 0.</span>
<span class="sd"> """</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">clear</span><span class="p">()</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">]</span></div>
<div class="viewcode-block" id="Linseg.graph"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Linseg.graph">[docs]</a> <span class="k">def</span> <span class="nf">graph</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">xlen</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">yrange</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">title</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Opens a grapher window to control the shape of the envelope.</span>
<span class="sd"> When editing the grapher with the mouse, the new set of points</span>
<span class="sd"> will be send to the object on mouse up.</span>
<span class="sd"> Ctrl+C with focus on the grapher will copy the list of points to the</span>
<span class="sd"> clipboard, giving an easy way to insert the new shape in a script.</span>
<span class="sd"> :Args:</span>
<span class="sd"> xlen: float, optional</span>
<span class="sd"> Set the maximum value of the X axis of the graph. If None, the</span>
<span class="sd"> maximum value is retrieve from the current list of points.</span>
<span class="sd"> yrange: tuple, optional</span>
<span class="sd"> Set the min and max values of the Y axis of the graph. If</span>
<span class="sd"> None, min and max are retrieve from the current list of points.</span>
<span class="sd"> title: string, optional</span>
<span class="sd"> Title of the window. If none is provided, the name of the</span>
<span class="sd"> class is used.</span>
<span class="sd"> wxnoserver: boolean, optional</span>
<span class="sd"> With wxPython graphical toolkit, if True, tells the</span>
<span class="sd"> interpreter that there will be no server window.</span>
<span class="sd"> If `wxnoserver` is set to True, the interpreter will not wait for the</span>
<span class="sd"> server GUI before showing the controller window.</span>
<span class="sd"> """</span>
<span class="k">if</span> <span class="n">xlen</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">xlen</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_list</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">][</span><span class="mi">0</span><span class="p">])</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">xlen</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">xlen</span><span class="p">)</span>
<span class="k">if</span> <span class="n">yrange</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">ymin</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="nb">min</span><span class="p">([</span><span class="n">x</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span><span class="p">]))</span>
<span class="n">ymax</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="nb">max</span><span class="p">([</span><span class="n">x</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span><span class="p">]))</span>
<span class="k">if</span> <span class="n">ymin</span> <span class="o">==</span> <span class="n">ymax</span><span class="p">:</span>
<span class="n">yrange</span> <span class="o">=</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">ymax</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">yrange</span> <span class="o">=</span> <span class="p">(</span><span class="n">ymin</span><span class="p">,</span> <span class="n">ymax</span><span class="p">)</span>
<span class="n">createGraphWindow</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="n">xlen</span><span class="p">,</span> <span class="n">yrange</span><span class="p">,</span> <span class="n">title</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="p">)</span></div>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">list</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. List of points (time, value)."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span>
<span class="nd">@list</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">list</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">loop</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""boolean. Looping mode."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_loop</span>
<span class="nd">@loop</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">loop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setLoop</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
<div class="viewcode-block" id="Expseg"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg">[docs]</a><span class="k">class</span> <span class="nc">Expseg</span><span class="p">(</span><span class="n">PyoObject</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Draw a series of exponential segments between specified break-points.</span>
<span class="sd"> The play() method starts the envelope and is not called at the</span>
<span class="sd"> object creation time.</span>
<span class="sd"> :Parent: :py:class:`PyoObject`</span>
<span class="sd"> :Args:</span>
<span class="sd"> list: list of tuples</span>
<span class="sd"> Points used to construct the line segments. Each tuple is a</span>
<span class="sd"> new point in the form (time, value).</span>
<span class="sd"> Times are given in seconds and must be in increasing order.</span>
<span class="sd"> loop: boolean, optional</span>
<span class="sd"> Looping mode. Defaults to False.</span>
<span class="sd"> exp: float, optional</span>
<span class="sd"> Exponent factor. Used to control the slope of the curves.</span>
<span class="sd"> Defaults to 10.</span>
<span class="sd"> inverse: boolean, optional</span>
<span class="sd"> If True, downward slope will be inversed. Useful to create</span>
<span class="sd"> biexponential curves. Defaults to True.</span>
<span class="sd"> initToFirstVal: boolean, optional</span>
<span class="sd"> If True, audio buffer will be filled at initialization with the</span>
<span class="sd"> first value of the line. Defaults to False.</span>
<span class="sd"> .. note::</span>
<span class="sd"> The out() method is bypassed. Expseg's signal can not be sent to audio outs.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> :py:class:`Fader`, :py:class:`Adsr`, :py:class:`linseg`</span>
<span class="sd"> >>> s = Server().boot()</span>
<span class="sd"> >>> s.start()</span>
<span class="sd"> >>> l = Expseg([(0,500),(.03,1000),(.1,700),(1,500),(2,500)], loop=True)</span>
<span class="sd"> >>> a = Sine(freq=l, mul=.3).mix(2).out()</span>
<span class="sd"> >>> # then call:</span>
<span class="sd"> >>> l.play()</span>
<span class="sd"> """</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="nb">list</span><span class="p">,</span> <span class="n">loop</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">exp</span><span class="o">=</span><span class="mi">10</span><span class="p">,</span> <span class="n">inverse</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">initToFirstVal</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">mul</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">add</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"lbnbbOO"</span><span class="p">,</span> <span class="nb">list</span><span class="p">,</span> <span class="n">loop</span><span class="p">,</span> <span class="n">exp</span><span class="p">,</span> <span class="n">inverse</span><span class="p">,</span> <span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_list</span> <span class="o">=</span> <span class="nb">list</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_loop</span> <span class="o">=</span> <span class="n">loop</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_exp</span> <span class="o">=</span> <span class="n">exp</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_inverse</span> <span class="o">=</span> <span class="n">inverse</span>
<span class="n">loop</span><span class="p">,</span> <span class="n">exp</span><span class="p">,</span> <span class="n">inverse</span><span class="p">,</span> <span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span>
<span class="n">loop</span><span class="p">,</span> <span class="n">exp</span><span class="p">,</span> <span class="n">inverse</span><span class="p">,</span> <span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span>
<span class="p">)</span>
<span class="k">if</span> <span class="nb">type</span><span class="p">(</span><span class="nb">list</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">!=</span> <span class="nb">list</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">Expseg_base</span><span class="p">(</span>
<span class="nb">list</span><span class="p">,</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">loop</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">exp</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">inverse</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="p">)</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">listlen</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
<span class="n">lmax</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">listlen</span><span class="p">,</span> <span class="n">lmax</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">Expseg_base</span><span class="p">(</span>
<span class="n">wrap</span><span class="p">(</span><span class="nb">list</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">loop</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">exp</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">inverse</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">initToFirstVal</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span>
<span class="p">)</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<div class="viewcode-block" id="Expseg.out"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.out">[docs]</a> <span class="k">def</span> <span class="nf">out</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">chnl</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">inc</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">dur</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">delay</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">play</span><span class="p">(</span><span class="n">dur</span><span class="p">,</span> <span class="n">delay</span><span class="p">)</span></div>
<div class="viewcode-block" id="Expseg.setList"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.setList">[docs]</a> <span class="k">def</span> <span class="nf">setList</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `list` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: list of tuples</span>
<span class="sd"> new `list` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"l"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_list</span> <span class="o">=</span> <span class="n">x</span>
<span class="k">if</span> <span class="nb">type</span><span class="p">(</span><span class="n">x</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">!=</span> <span class="nb">list</span><span class="p">:</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">x</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span>
<span class="k">else</span><span class="p">:</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Expseg.setLoop"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.setLoop">[docs]</a> <span class="k">def</span> <span class="nf">setLoop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `loop` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: boolean</span>
<span class="sd"> new `loop` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"b"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_loop</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setLoop</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Expseg.setExp"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.setExp">[docs]</a> <span class="k">def</span> <span class="nf">setExp</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `exp` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float</span>
<span class="sd"> new `exp` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"n"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_exp</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setExp</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Expseg.setInverse"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.setInverse">[docs]</a> <span class="k">def</span> <span class="nf">setInverse</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Replace the `inverse` attribute.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: boolean</span>
<span class="sd"> new `inverse` attribute.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"b"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_inverse</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setInverse</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="Expseg.replace"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.replace">[docs]</a> <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Alias for `setList` method.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: list of tuples</span>
<span class="sd"> new `list` attribute.</span>
<span class="sd"> """</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
<div class="viewcode-block" id="Expseg.pause"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.pause">[docs]</a> <span class="k">def</span> <span class="nf">pause</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Toggles between play and stop mode without reset.</span>
<span class="sd"> """</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">pause</span><span class="p">()</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">]</span></div>
<div class="viewcode-block" id="Expseg.clear"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.clear">[docs]</a> <span class="k">def</span> <span class="nf">clear</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Resets the internal audio buffer to 0.</span>
<span class="sd"> """</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">clear</span><span class="p">()</span> <span class="k">for</span> <span class="n">obj</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">]</span></div>
<span class="k">def</span> <span class="nf">getPoints</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span>
<div class="viewcode-block" id="Expseg.graph"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.Expseg.graph">[docs]</a> <span class="k">def</span> <span class="nf">graph</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">xlen</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">yrange</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">title</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Opens a grapher window to control the shape of the envelope.</span>
<span class="sd"> When editing the grapher with the mouse, the new set of points</span>
<span class="sd"> will be send to the object on mouse up.</span>
<span class="sd"> Ctrl+C with focus on the grapher will copy the list of points to the</span>
<span class="sd"> clipboard, giving an easy way to insert the new shape in a script.</span>
<span class="sd"> :Args:</span>
<span class="sd"> xlen: float, optional</span>
<span class="sd"> Set the maximum value of the X axis of the graph. If None, the</span>
<span class="sd"> maximum value is retrieve from the current list of points.</span>
<span class="sd"> Defaults to None.</span>
<span class="sd"> yrange: tuple, optional</span>
<span class="sd"> Set the min and max values of the Y axis of the graph. If</span>
<span class="sd"> None, min and max are retrieve from the current list of points.</span>
<span class="sd"> Defaults to None.</span>
<span class="sd"> title: string, optional</span>
<span class="sd"> Title of the window. If none is provided, the name of the</span>
<span class="sd"> class is used.</span>
<span class="sd"> wxnoserver: boolean, optional</span>
<span class="sd"> With wxPython graphical toolkit, if True, tells the</span>
<span class="sd"> interpreter that there will be no server window.</span>
<span class="sd"> If `wxnoserver` is set to True, the interpreter will not wait for the</span>
<span class="sd"> server GUI before showing the controller window.</span>
<span class="sd"> """</span>
<span class="k">if</span> <span class="n">xlen</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">xlen</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_list</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">][</span><span class="mi">0</span><span class="p">])</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">xlen</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">xlen</span><span class="p">)</span>
<span class="k">if</span> <span class="n">yrange</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">ymin</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="nb">min</span><span class="p">([</span><span class="n">x</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span><span class="p">]))</span>
<span class="n">ymax</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="nb">max</span><span class="p">([</span><span class="n">x</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span><span class="p">]))</span>
<span class="k">if</span> <span class="n">ymin</span> <span class="o">==</span> <span class="n">ymax</span><span class="p">:</span>
<span class="n">yrange</span> <span class="o">=</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">ymax</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">yrange</span> <span class="o">=</span> <span class="p">(</span><span class="n">ymin</span><span class="p">,</span> <span class="n">ymax</span><span class="p">)</span>
<span class="n">createGraphWindow</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="mi">2</span><span class="p">,</span> <span class="n">xlen</span><span class="p">,</span> <span class="n">yrange</span><span class="p">,</span> <span class="n">title</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="p">)</span></div>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">list</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. List of points (time, value)."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_list</span>
<span class="nd">@list</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">list</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setList</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">loop</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""boolean. Looping mode."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_loop</span>
<span class="nd">@loop</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">loop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setLoop</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">exp</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float. Exponent factor."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_exp</span>
<span class="nd">@exp</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">exp</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setExp</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">inverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""boolean. Inverse downward slope."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_inverse</span>
<span class="nd">@inverse</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">inverse</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setInverse</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
<div class="viewcode-block" id="SigTo"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.SigTo">[docs]</a><span class="k">class</span> <span class="nc">SigTo</span><span class="p">(</span><span class="n">PyoObject</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Convert numeric value to PyoObject signal with portamento.</span>
<span class="sd"> When `value` is changed, a ramp is applied from the current</span>
<span class="sd"> value to the new value. Can be used with PyoObject to apply</span>
<span class="sd"> a linear portamento on an audio signal.</span>
<span class="sd"> :Parent: :py:class:`PyoObject`</span>
<span class="sd"> :Args:</span>
<span class="sd"> value: float or PyoObject</span>
<span class="sd"> Numerical value to convert.</span>
<span class="sd"> time: float or PyoObject, optional</span>
<span class="sd"> Ramp time, in seconds, to reach the new value. Defaults to 0.025.</span>
<span class="sd"> init: float, optional</span>
<span class="sd"> Initial value of the internal memory. Defaults to 0.</span>
<span class="sd"> .. note::</span>
<span class="sd"> The out() method is bypassed. SigTo's signal can not be sent to audio outs.</span>
<span class="sd"> >>> import random</span>
<span class="sd"> >>> s = Server().boot()</span>
<span class="sd"> >>> s.start()</span>
<span class="sd"> >>> fr = SigTo(value=200, time=0.5, init=200)</span>
<span class="sd"> >>> a = SineLoop(freq=fr, feedback=0.08, mul=.3).out()</span>
<span class="sd"> >>> b = SineLoop(freq=fr*1.005, feedback=0.08, mul=.3).out(1)</span>
<span class="sd"> >>> def pick_new_freq():</span>
<span class="sd"> ... fr.value = random.randrange(200,501,50)</span>
<span class="sd"> >>> pat = Pattern(function=pick_new_freq, time=1).play()</span>
<span class="sd"> """</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">value</span><span class="p">,</span> <span class="n">time</span><span class="o">=</span><span class="mf">0.025</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="mf">0.0</span><span class="p">,</span> <span class="n">mul</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">add</span><span class="o">=</span><span class="mi">0</span><span class="p">):</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"OOnOO"</span><span class="p">,</span> <span class="n">value</span><span class="p">,</span> <span class="n">time</span><span class="p">,</span> <span class="n">init</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_value</span> <span class="o">=</span> <span class="n">value</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_time</span> <span class="o">=</span> <span class="n">time</span>
<span class="n">value</span><span class="p">,</span> <span class="n">time</span><span class="p">,</span> <span class="n">init</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="n">time</span><span class="p">,</span> <span class="n">init</span><span class="p">,</span> <span class="n">mul</span><span class="p">,</span> <span class="n">add</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">SigTo_base</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">time</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">init</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">mul</span><span class="p">,</span> <span class="n">i</span><span class="p">),</span> <span class="n">wrap</span><span class="p">(</span><span class="n">add</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">lmax</span><span class="p">)</span>
<span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_init_play</span><span class="p">()</span>
<div class="viewcode-block" id="SigTo.setValue"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.SigTo.setValue">[docs]</a> <span class="k">def</span> <span class="nf">setValue</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Changes the value of the signal stream.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float or PyoObject</span>
<span class="sd"> Numerical value to convert.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"O"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_value</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setValue</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="SigTo.setTime"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.SigTo.setTime">[docs]</a> <span class="k">def</span> <span class="nf">setTime</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Changes the ramp time of the object.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: float or PyoObject</span>
<span class="sd"> New ramp time in seconds.</span>
<span class="sd"> """</span>
<span class="n">pyoArgsAssert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">"O"</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_time</span> <span class="o">=</span> <span class="n">x</span>
<span class="n">x</span><span class="p">,</span> <span class="n">lmax</span> <span class="o">=</span> <span class="n">convertArgsToLists</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setTime</span><span class="p">(</span><span class="n">wrap</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">i</span><span class="p">))</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">obj</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">)]</span></div>
<div class="viewcode-block" id="SigTo.ctrl"><a class="viewcode-back" href="../../../api/classes/controls.html#pyo.SigTo.ctrl">[docs]</a> <span class="k">def</span> <span class="nf">ctrl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">map_list</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">title</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_map_list</span> <span class="o">=</span> <span class="p">[</span><span class="n">SLMap</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">10</span><span class="p">,</span> <span class="s2">"lin"</span><span class="p">,</span> <span class="s2">"time"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_time</span><span class="p">)]</span>
<span class="n">PyoObject</span><span class="o">.</span><span class="n">ctrl</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">map_list</span><span class="p">,</span> <span class="n">title</span><span class="p">,</span> <span class="n">wxnoserver</span><span class="p">)</span></div>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">value</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""float or PyoObject. Numerical value to convert."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_value</span>
<span class="nd">@value</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">value</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setValue</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">time</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""floator PyoObject. Ramp time in seconds."""</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_time</span>
<span class="nd">@time</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">time</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setTime</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></div>
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