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<h1>gr_fxpt_nco Class Reference<br/>
<small>
[<a class="el" href="group__misc.html">Miscellaneous</a>]</small>
</h1><!-- doxytag: class="gr_fxpt_nco" -->
<p>Numerically Controlled Oscillator (NCO).
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="gr__fxpt__nco_8h_source.html">gr_fxpt_nco.h</a>></code></p>
<p><a href="classgr__fxpt__nco-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ad1845ead59d543ef212fedab1638aa97">gr_fxpt_nco</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a212b5723fb480e5b151edf82c1a9648e">~gr_fxpt_nco</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a2a51544852b6c4d26517f9e399f73ca3">set_phase</a> (float angle)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a10dbfd4b18e7a071d0fc605f2865c0b5">adjust_phase</a> (float delta_phase)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ae0062d57b4282e923b616a8249c33ca8">set_freq</a> (float angle_rate)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ae0b360fc3c7c90594065c196d091a632">adjust_freq</a> (float delta_angle_rate)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a3fb5e466e56b70bd2d40f7a911c17e89">step</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a65fece87a9cbbbf70244408fa944bb9c">step</a> (int n)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a797e30fe6b0ef1fac0d994f7c6229c07">get_phase</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ada5afdcf3342cca4f08e84e9742eb4d2">get_freq</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ae3c392ca8bf4e7125ca26a34ce279097">sincos</a> (float *sinx, float *cosx) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a2db2f682d27fa1999c419c0609677e4d">sincos</a> (<a class="el" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a2e8d572d1dc2848b60c000750494c904">sin</a> (float *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a311aa53513b5f3c2e636e00e1d1c2705">cos</a> (float *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a102079e42d5b082b124ff3d5b8db15f6">sin</a> (short *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ab0ed3a49342ec91541924cb95c3bd303">cos</a> (short *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a1b0f0e5b6548be6ca44d0f09800211c9">sin</a> (int *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#ab76eb27d0cc0d59358dfa90bff46e51b">cos</a> (int *output, int noutput_items, double ampl=1.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a8aaf462add026c1299311134490aedb1">cos</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__fxpt__nco.html#a576159c8fceb8464aa41405fc9630b1c">sin</a> () const </td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Numerically Controlled Oscillator (NCO). </p>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="ad1845ead59d543ef212fedab1638aa97"></a><!-- doxytag: member="gr_fxpt_nco::gr_fxpt_nco" ref="ad1845ead59d543ef212fedab1638aa97" args="()" -->
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<td class="memname">gr_fxpt_nco::gr_fxpt_nco </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td><code> [inline]</code></td>
</tr>
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</div>
<div class="memdoc">
</div>
</div>
<a class="anchor" id="a212b5723fb480e5b151edf82c1a9648e"></a><!-- doxytag: member="gr_fxpt_nco::~gr_fxpt_nco" ref="a212b5723fb480e5b151edf82c1a9648e" args="()" -->
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<td class="memname">gr_fxpt_nco::~gr_fxpt_nco </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td><code> [inline]</code></td>
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</table>
</div>
<div class="memdoc">
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="ae0b360fc3c7c90594065c196d091a632"></a><!-- doxytag: member="gr_fxpt_nco::adjust_freq" ref="ae0b360fc3c7c90594065c196d091a632" args="(float delta_angle_rate)" -->
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<td class="memname">void gr_fxpt_nco::adjust_freq </td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"> <em>delta_angle_rate</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00048">gr_fxpt::float_to_fixed()</a>.</p>
</div>
</div>
<a class="anchor" id="a10dbfd4b18e7a071d0fc605f2865c0b5"></a><!-- doxytag: member="gr_fxpt_nco::adjust_phase" ref="a10dbfd4b18e7a071d0fc605f2865c0b5" args="(float delta_phase)" -->
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<td class="memname">void gr_fxpt_nco::adjust_phase </td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"> <em>delta_phase</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00048">gr_fxpt::float_to_fixed()</a>.</p>
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</div>
<a class="anchor" id="a8aaf462add026c1299311134490aedb1"></a><!-- doxytag: member="gr_fxpt_nco::cos" ref="a8aaf462add026c1299311134490aedb1" args="() const " -->
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<td class="memname">float gr_fxpt_nco::cos </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
</tr>
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<div class="memdoc">
<p>Referenced by <a class="el" href="gr__fxpt__nco_8h_source.html#l00078">sincos()</a>.</p>
</div>
</div>
<a class="anchor" id="ab76eb27d0cc0d59358dfa90bff46e51b"></a><!-- doxytag: member="gr_fxpt_nco::cos" ref="ab76eb27d0cc0d59358dfa90bff46e51b" args="(int *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::cos </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname"> <em>output</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00074">gr_fxpt::cos()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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<a class="anchor" id="ab0ed3a49342ec91541924cb95c3bd303"></a><!-- doxytag: member="gr_fxpt_nco::cos" ref="ab0ed3a49342ec91541924cb95c3bd303" args="(short *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::cos </td>
<td>(</td>
<td class="paramtype">short * </td>
<td class="paramname"> <em>output</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
</tr>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00074">gr_fxpt::cos()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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</div>
<a class="anchor" id="a311aa53513b5f3c2e636e00e1d1c2705"></a><!-- doxytag: member="gr_fxpt_nco::cos" ref="a311aa53513b5f3c2e636e00e1d1c2705" args="(float *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::cos </td>
<td>(</td>
<td class="paramtype">float * </td>
<td class="paramname"> <em>output</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
</tr>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00074">gr_fxpt::cos()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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<a class="anchor" id="ada5afdcf3342cca4f08e84e9742eb4d2"></a><!-- doxytag: member="gr_fxpt_nco::get_freq" ref="ada5afdcf3342cca4f08e84e9742eb4d2" args="() const " -->
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<td class="memname">float gr_fxpt_nco::get_freq </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
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<p>References <a class="el" href="gr__fxpt_8h_source.html#l00054">gr_fxpt::fixed_to_float()</a>.</p>
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<a class="anchor" id="a797e30fe6b0ef1fac0d994f7c6229c07"></a><!-- doxytag: member="gr_fxpt_nco::get_phase" ref="a797e30fe6b0ef1fac0d994f7c6229c07" args="() const " -->
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<td class="memname">float gr_fxpt_nco::get_phase </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00054">gr_fxpt::fixed_to_float()</a>.</p>
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<a class="anchor" id="ae0062d57b4282e923b616a8249c33ca8"></a><!-- doxytag: member="gr_fxpt_nco::set_freq" ref="ae0062d57b4282e923b616a8249c33ca8" args="(float angle_rate)" -->
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<td class="memname">void gr_fxpt_nco::set_freq </td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"> <em>angle_rate</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
</tr>
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</div>
<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00048">gr_fxpt::float_to_fixed()</a>.</p>
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</div>
<a class="anchor" id="a2a51544852b6c4d26517f9e399f73ca3"></a><!-- doxytag: member="gr_fxpt_nco::set_phase" ref="a2a51544852b6c4d26517f9e399f73ca3" args="(float angle)" -->
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<td class="memname">void gr_fxpt_nco::set_phase </td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"> <em>angle</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
</tr>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00048">gr_fxpt::float_to_fixed()</a>.</p>
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<a class="anchor" id="a576159c8fceb8464aa41405fc9630b1c"></a><!-- doxytag: member="gr_fxpt_nco::sin" ref="a576159c8fceb8464aa41405fc9630b1c" args="() const " -->
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<td class="memname">float gr_fxpt_nco::sin </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const<code> [inline]</code></td>
</tr>
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<p>Referenced by <a class="el" href="gr__fxpt__nco_8h_source.html#l00078">sincos()</a>.</p>
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<a class="anchor" id="a1b0f0e5b6548be6ca44d0f09800211c9"></a><!-- doxytag: member="gr_fxpt_nco::sin" ref="a1b0f0e5b6548be6ca44d0f09800211c9" args="(int *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::sin </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname"> <em>output</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
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<p>References <a class="el" href="gr__fxpt_8h_source.html#l00063">gr_fxpt::sin()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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<a class="anchor" id="a102079e42d5b082b124ff3d5b8db15f6"></a><!-- doxytag: member="gr_fxpt_nco::sin" ref="a102079e42d5b082b124ff3d5b8db15f6" args="(short *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::sin </td>
<td>(</td>
<td class="paramtype">short * </td>
<td class="paramname"> <em>output</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
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<p>References <a class="el" href="gr__fxpt_8h_source.html#l00063">gr_fxpt::sin()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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<a class="anchor" id="a2e8d572d1dc2848b60c000750494c904"></a><!-- doxytag: member="gr_fxpt_nco::sin" ref="a2e8d572d1dc2848b60c000750494c904" args="(float *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::sin </td>
<td>(</td>
<td class="paramtype">float * </td>
<td class="paramname"> <em>output</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
</tr>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00063">gr_fxpt::sin()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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<a class="anchor" id="a2db2f682d27fa1999c419c0609677e4d"></a><!-- doxytag: member="gr_fxpt_nco::sincos" ref="a2db2f682d27fa1999c419c0609677e4d" args="(gr_complex *output, int noutput_items, double ampl=1.0)" -->
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<td class="memname">void gr_fxpt_nco::sincos </td>
<td>(</td>
<td class="paramtype"><a class="el" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> * </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>noutput_items</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>ampl</em> = <code>1.0</code></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td><code> [inline]</code></td>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt_8h_source.html#l00074">gr_fxpt::cos()</a>, <a class="el" href="gr__fxpt_8h_source.html#l00063">gr_fxpt::sin()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00063">step()</a>.</p>
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<a class="anchor" id="ae3c392ca8bf4e7125ca26a34ce279097"></a><!-- doxytag: member="gr_fxpt_nco::sincos" ref="ae3c392ca8bf4e7125ca26a34ce279097" args="(float *sinx, float *cosx) const " -->
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<td class="memname">void gr_fxpt_nco::sincos </td>
<td>(</td>
<td class="paramtype">float * </td>
<td class="paramname"> <em>sinx</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">float * </td>
<td class="paramname"> <em>cosx</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td> const<code> [inline]</code></td>
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</table>
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<div class="memdoc">
<p>References <a class="el" href="gr__fxpt__nco_8h_source.html#l00148">cos()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00149">sin()</a>.</p>
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<a class="anchor" id="a65fece87a9cbbbf70244408fa944bb9c"></a><!-- doxytag: member="gr_fxpt_nco::step" ref="a65fece87a9cbbbf70244408fa944bb9c" args="(int n)" -->
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<td class="memname">void gr_fxpt_nco::step </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"> <em>n</em></td>
<td> ) </td>
<td><code> [inline]</code></td>
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</div>
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<a class="anchor" id="a3fb5e466e56b70bd2d40f7a911c17e89"></a><!-- doxytag: member="gr_fxpt_nco::step" ref="a3fb5e466e56b70bd2d40f7a911c17e89" args="()" -->
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<td class="memname">void gr_fxpt_nco::step </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Referenced by <a class="el" href="gr__fxpt__nco_8h_source.html#l00103">cos()</a>, <a class="el" href="gr__fxpt__nco_8h_source.html#l00094">sin()</a>, and <a class="el" href="gr__fxpt__nco_8h_source.html#l00085">sincos()</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="gr__fxpt__nco_8h_source.html">gr_fxpt_nco.h</a></li>
</ul>
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