1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
|
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>pyo.lib.matrix — Pyo 1.0.5 documentation</title>
<link rel="stylesheet" type="text/css" href="../../../_static/pygments.css" />
<link rel="stylesheet" type="text/css" href="../../../_static/agogo.css" />
<link rel="stylesheet" type="text/css" href="../../../_static/sphinx-codeautolink.css" />
<link rel="stylesheet" type="text/css" href="../../../_static/autoclasstoc.css" />
<script data-url_root="../../../" id="documentation_options" src="../../../_static/documentation_options.js"></script>
<script src="../../../_static/jquery.js"></script>
<script src="../../../_static/underscore.js"></script>
<script src="../../../_static/_sphinx_javascript_frameworks_compat.js"></script>
<script src="../../../_static/doctools.js"></script>
<script src="../../../_static/sphinx_highlight.js"></script>
<link rel="shortcut icon" href="../../../_static/E-PyoIcon.ico"/>
<link rel="author" title="About these documents" href="../../../about.html" />
<link rel="index" title="Index" href="../../../genindex.html" />
<link rel="search" title="Search" href="../../../search.html" />
</head><body>
<div class="header-wrapper" role="banner">
<div class="header">
<div class="headertitle"><a
href="../../../index.html">Pyo 1.0.5 documentation</a></div>
<div class="rel" role="navigation" aria-label="related navigation">
<a href="../../../genindex.html" title="General Index"
accesskey="I">index</a>
</div>
</div>
</div>
<div class="content-wrapper">
<div class="content">
<div class="sidebar">
<h3>Table of Contents</h3>
<ul>
<li class="toctree-l1"><a class="reference internal" href="../../../about.html">About pyo</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../download.html">Installing pyo with pip</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../compiling.html">Compiling pyo from sources</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../structure.html">Structure of the library</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../gettingstarted.html">Getting started</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../winaudioinspect.html">Configuring the audio output (Windows)</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../perftips.html">Improve performance of pyo programs</a></li>
</ul>
<ul>
<li class="toctree-l1"><a class="reference internal" href="../../../api/index.html">API documentation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../examples/index.html">Examples</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../tutorials/index.html">Advanced tutorials</a></li>
</ul>
<div role="search">
<h3 style="margin-top: 1.5em;">Search</h3>
<form class="search" action="../../../search.html" method="get">
<input type="text" name="q" />
<input type="submit" value="Go" />
</form>
</div>
</div>
<div class="document">
<div class="documentwrapper">
<div class="bodywrapper">
<div class="body" role="main">
<h1>Source code for pyo.lib.matrix</h1><div class="highlight"><pre>
<span></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">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="c1">######################################################################</span>
<span class="c1">### Matrix</span>
<span class="c1">######################################################################</span>
<div class="viewcode-block" id="NewMatrix"><a class="viewcode-back" href="../../../api/classes/matrices.html#pyo.NewMatrix">[docs]</a><span class="k">class</span> <span class="nc">NewMatrix</span><span class="p">(</span><span class="n">PyoMatrixObject</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Create a new matrix ready for recording.</span>
<span class="sd"> Optionally, the matrix can be filled with the contents of the</span>
<span class="sd"> `init` parameter.</span>
<span class="sd"> See :py:class:`MatrixRec` to write samples in the matrix.</span>
<span class="sd"> :Parent: :py:class:`PyoMatrixObject`</span>
<span class="sd"> :Args:</span>
<span class="sd"> width: int</span>
<span class="sd"> Desired matrix width in samples.</span>
<span class="sd"> height: int</span>
<span class="sd"> Desired matrix height in samples.</span>
<span class="sd"> init: list of list of floats, optional</span>
<span class="sd"> Initial matrix. Defaults to None.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> :py:class:`MatrixRec`</span>
<span class="sd"> >>> s = Server().boot()</span>
<span class="sd"> >>> s.start()</span>
<span class="sd"> >>> SIZE = 256</span>
<span class="sd"> >>> mm = NewMatrix(SIZE, SIZE)</span>
<span class="sd"> >>> mm.genSineTerrain(freq=2, phase=16)</span>
<span class="sd"> >>> lfw = Sine([.1,.11], 0, .124, .25)</span>
<span class="sd"> >>> lfh = Sine([.15,.16], 0, .124, .25)</span>
<span class="sd"> >>> w = Sine(100, 0, lfw, .5)</span>
<span class="sd"> >>> h = Sine(10.5, 0, lfh, .5)</span>
<span class="sd"> >>> c = MatrixPointer(mm, w, h, mul=.2).out()</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">width</span><span class="p">,</span> <span class="n">height</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">None</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">"IIL"</span><span class="p">,</span> <span class="n">width</span><span class="p">,</span> <span class="n">height</span><span class="p">,</span> <span class="n">init</span><span class="p">)</span>
<span class="n">PyoMatrixObject</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="bp">self</span><span class="o">.</span><span class="n">_size</span> <span class="o">=</span> <span class="p">(</span><span class="n">width</span><span class="p">,</span> <span class="n">height</span><span class="p">)</span>
<span class="k">if</span> <span class="n">init</span> <span class="ow">is</span> <span class="kc">None</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">NewMatrix_base</span><span class="p">(</span><span class="n">width</span><span class="p">,</span> <span class="n">height</span><span class="p">)]</span>
<span class="k">else</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">NewMatrix_base</span><span class="p">(</span><span class="n">width</span><span class="p">,</span> <span class="n">height</span><span class="p">,</span> <span class="n">init</span><span class="p">)]</span>
<div class="viewcode-block" id="NewMatrix.replace"><a class="viewcode-back" href="../../../api/classes/matrices.html#pyo.NewMatrix.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"> Replaces the actual matrix.</span>
<span class="sd"> :Args:</span>
<span class="sd"> x: list of list of floats</span>
<span class="sd"> New matrix. Must be of the same size as the actual matrix.</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="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">setMatrix</span><span class="p">(</span><span class="n">x</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="bp">self</span><span class="o">.</span><span class="n">refreshView</span><span class="p">()</span></div>
<div class="viewcode-block" id="NewMatrix.getRate"><a class="viewcode-back" href="../../../api/classes/matrices.html#pyo.NewMatrix.getRate">[docs]</a> <span class="k">def</span> <span class="nf">getRate</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Returns the frequency (cycle per second) to give to an</span>
<span class="sd"> oscillator to read the sound at its original pitch.</span>
<span class="sd"> """</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_base_objs</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">getRate</span><span class="p">()</span></div>
<div class="viewcode-block" id="NewMatrix.genSineTerrain"><a class="viewcode-back" href="../../../api/classes/matrices.html#pyo.NewMatrix.genSineTerrain">[docs]</a> <span class="k">def</span> <span class="nf">genSineTerrain</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">freq</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">phase</span><span class="o">=</span><span class="mf">0.0625</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Generates a modulated sinusoidal terrain.</span>
<span class="sd"> :Args:</span>
<span class="sd"> freq: float</span>
<span class="sd"> Frequency of sinusoids used to created the terrain.</span>
<span class="sd"> Defaults to 1.</span>
<span class="sd"> phase: float</span>
<span class="sd"> Phase deviation between rows of the terrain. Should be in</span>
<span class="sd"> the range 0 -> 1. Defaults to 0.0625.</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">"NN"</span><span class="p">,</span> <span class="n">freq</span><span class="p">,</span> <span class="n">phase</span><span class="p">)</span>
<span class="p">[</span><span class="n">obj</span><span class="o">.</span><span class="n">genSineTerrain</span><span class="p">(</span><span class="n">freq</span><span class="p">,</span> <span class="n">phase</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="bp">self</span><span class="o">.</span><span class="n">refreshView</span><span class="p">()</span></div></div>
</pre></div>
<div class="clearer"></div>
</div>
</div>
</div>
</div>
<div class="clearer"></div>
</div>
</div>
<div class="footer-wrapper">
<div class="footer">
<div class="left">
<div role="navigation" aria-label="related navigaton">
<a href="../../../genindex.html" title="General Index"
>index</a>
</div>
<div role="note" aria-label="source link">
</div>
</div>
<div class="right">
<div class="footer" role="contentinfo">
© Copyright 2021, Olivier Bélanger.
Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 5.3.0.
</div>
</div>
<div class="clearer"></div>
</div>
</div>
</body>
</html>
|
