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<h1>gri_agc2_ff Class Reference</h1>  </div>
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<p>high performance Automatic Gain Control class with attack and decay rate  
<a href="#_details">More...</a></p>

<p><code>#include &lt;<a class="el" href="gri__agc2__ff_8h_source.html">gri_agc2_ff.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for gri_agc2_ff:</div>
<div class="dyncontent">
<div class="center"><img src="classgri__agc2__ff__inherit__graph.png" border="0" usemap="#gri__agc2__ff_inherit__map" alt="Inheritance graph"/></div>
<map name="gri__agc2__ff_inherit__map" id="gri__agc2__ff_inherit__map">
<area shape="rect" id="node3" href="classgr__agc2__ff.html" title="high performance Automatic Gain Control class" alt="" coords="7,83,89,112"/></map>
<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>

<p><a href="classgri__agc2__ff-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#ab057504ad0053c33ca4d9bad0c5b1868">gri_agc2_ff</a> (float attack_rate=1e-1, float decay_rate=1e-2, float reference=1.0, float gain=1.0, float max_gain=0.0)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#ab71f2b30849017047dd8a5195b545139">attack_rate</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#aef4665005d82da2e0d0251637b641256">decay_rate</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a48ef18e97cd468fbb7ddd2d0d03cf239">reference</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#ab1655af168460935adf7187c33a52443">gain</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a620cdd0ff301b21812e5a900261add68">max_gain</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#aad13e310ce06c5db26d0dbe7f951fc74">set_attack_rate</a> (float rate)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#aef0943b2a196f42af423ce59548e9c15">set_decay_rate</a> (float rate)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a223cd9f846e53d1c75fa69270e6bcecd">set_reference</a> (float reference)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a93c67b340f54b07a01dee02707cff441">set_gain</a> (float gain)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a1ad9d043e33641444bc55d9da1452d31">set_max_gain</a> (float max_gain)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale</a> (float input)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a6d95e84dd2da28195aa90094f38d1a1b">scaleN</a> (float output[], const float input[], unsigned n)</td></tr>
<tr><td colspan="2"><h2><a name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a5392044533465105cd05b1913062e257">_attack_rate</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a087b22a47a1c8fc809ce078539ddc381">_decay_rate</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#a7c9d778b2295af6dd1876b15d1a4d3ad">_reference</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#ade496b0213db856bccba66a0ae5a6055">_gain</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgri__agc2__ff.html#adb71295d2928af0d4b5df992226bba25">_max_gain</a></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>high performance Automatic Gain Control class with attack and decay rate </p>
<p>Power is approximated by absolute value </p>
</div><hr/><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="ab057504ad0053c33ca4d9bad0c5b1868"></a><!-- doxytag: member="gri_agc2_ff::gri_agc2_ff" ref="ab057504ad0053c33ca4d9bad0c5b1868" args="(float attack_rate=1e&#45;1, float decay_rate=1e&#45;2, float reference=1.0, float gain=1.0, float max_gain=0.0)" -->
<div class="memitem">
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          <td class="memname">gri_agc2_ff::gri_agc2_ff </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>attack_rate</em> = <code>1e-1</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>decay_rate</em> = <code>1e-2</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>reference</em> = <code>1.0</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>gain</em> = <code>1.0</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>max_gain</em> = <code>0.0</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="ab71f2b30849017047dd8a5195b545139"></a><!-- doxytag: member="gri_agc2_ff::attack_rate" ref="ab71f2b30849017047dd8a5195b545139" args="() const " -->
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<div class="memproto">
      <table class="memname">
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          <td class="memname">float gri_agc2_ff::attack_rate </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const<code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a5392044533465105cd05b1913062e257">_attack_rate</a>.</p>

</div>
</div>
<a class="anchor" id="aef4665005d82da2e0d0251637b641256"></a><!-- doxytag: member="gri_agc2_ff::decay_rate" ref="aef4665005d82da2e0d0251637b641256" args="() const " -->
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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">float gri_agc2_ff::decay_rate </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const<code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a087b22a47a1c8fc809ce078539ddc381">_decay_rate</a>.</p>

</div>
</div>
<a class="anchor" id="ab1655af168460935adf7187c33a52443"></a><!-- doxytag: member="gri_agc2_ff::gain" ref="ab1655af168460935adf7187c33a52443" args="() const " -->
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<div class="memproto">
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        <tr>
          <td class="memname">float gri_agc2_ff::gain </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const<code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#ade496b0213db856bccba66a0ae5a6055">_gain</a>.</p>

<p>Referenced by <a class="el" href="classgri__agc2__ff.html#a93c67b340f54b07a01dee02707cff441">set_gain()</a>.</p>

</div>
</div>
<a class="anchor" id="a620cdd0ff301b21812e5a900261add68"></a><!-- doxytag: member="gri_agc2_ff::max_gain" ref="a620cdd0ff301b21812e5a900261add68" args="() const " -->
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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">float gri_agc2_ff::max_gain </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const<code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#adb71295d2928af0d4b5df992226bba25">_max_gain</a>.</p>

<p>Referenced by <a class="el" href="classgri__agc2__ff.html#a1ad9d043e33641444bc55d9da1452d31">set_max_gain()</a>.</p>

</div>
</div>
<a class="anchor" id="a48ef18e97cd468fbb7ddd2d0d03cf239"></a><!-- doxytag: member="gri_agc2_ff::reference" ref="a48ef18e97cd468fbb7ddd2d0d03cf239" args="() const " -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">float gri_agc2_ff::reference </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const<code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a7c9d778b2295af6dd1876b15d1a4d3ad">_reference</a>.</p>

<p>Referenced by <a class="el" href="classgri__agc2__ff.html#a223cd9f846e53d1c75fa69270e6bcecd">set_reference()</a>.</p>

</div>
</div>
<a class="anchor" id="ad040762fe6c79ebff1b3f3e170ba6ebf"></a><!-- doxytag: member="gri_agc2_ff::scale" ref="ad040762fe6c79ebff1b3f3e170ba6ebf" args="(float input)" -->
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      <table class="memname">
        <tr>
          <td class="memname">float gri_agc2_ff::scale </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>input</em></td><td>)</td>
          <td><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a5392044533465105cd05b1913062e257">_attack_rate</a>, <a class="el" href="classgri__agc2__ff.html#a087b22a47a1c8fc809ce078539ddc381">_decay_rate</a>, <a class="el" href="classgri__agc2__ff.html#ade496b0213db856bccba66a0ae5a6055">_gain</a>, <a class="el" href="classgri__agc2__ff.html#adb71295d2928af0d4b5df992226bba25">_max_gain</a>, and <a class="el" href="classgri__agc2__ff.html#a7c9d778b2295af6dd1876b15d1a4d3ad">_reference</a>.</p>

<p>Referenced by <a class="el" href="classgri__agc2__ff.html#a6d95e84dd2da28195aa90094f38d1a1b">scaleN()</a>.</p>

</div>
</div>
<a class="anchor" id="a6d95e84dd2da28195aa90094f38d1a1b"></a><!-- doxytag: member="gri_agc2_ff::scaleN" ref="a6d95e84dd2da28195aa90094f38d1a1b" args="(float output[], const float input[], unsigned n)" -->
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          <td class="memname">void gri_agc2_ff::scaleN </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>output</em>[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const float&#160;</td>
          <td class="paramname"><em>input</em>[], </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned&#160;</td>
          <td class="paramname"><em>n</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale()</a>.</p>

</div>
</div>
<a class="anchor" id="aad13e310ce06c5db26d0dbe7f951fc74"></a><!-- doxytag: member="gri_agc2_ff::set_attack_rate" ref="aad13e310ce06c5db26d0dbe7f951fc74" args="(float rate)" -->
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          <td class="memname">void gri_agc2_ff::set_attack_rate </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>rate</em></td><td>)</td>
          <td><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a5392044533465105cd05b1913062e257">_attack_rate</a>.</p>

</div>
</div>
<a class="anchor" id="aef0943b2a196f42af423ce59548e9c15"></a><!-- doxytag: member="gri_agc2_ff::set_decay_rate" ref="aef0943b2a196f42af423ce59548e9c15" args="(float rate)" -->
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          <td class="memname">void gri_agc2_ff::set_decay_rate </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>rate</em></td><td>)</td>
          <td><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a087b22a47a1c8fc809ce078539ddc381">_decay_rate</a>.</p>

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<a class="anchor" id="a93c67b340f54b07a01dee02707cff441"></a><!-- doxytag: member="gri_agc2_ff::set_gain" ref="a93c67b340f54b07a01dee02707cff441" args="(float gain)" -->
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          <td class="memname">void gri_agc2_ff::set_gain </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>gain</em></td><td>)</td>
          <td><code> [inline]</code></td>
        </tr>
      </table>
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<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#ade496b0213db856bccba66a0ae5a6055">_gain</a>, and <a class="el" href="classgri__agc2__ff.html#ab1655af168460935adf7187c33a52443">gain()</a>.</p>

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<a class="anchor" id="a1ad9d043e33641444bc55d9da1452d31"></a><!-- doxytag: member="gri_agc2_ff::set_max_gain" ref="a1ad9d043e33641444bc55d9da1452d31" args="(float max_gain)" -->
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          <td class="memname">void gri_agc2_ff::set_max_gain </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>max_gain</em></td><td>)</td>
          <td><code> [inline]</code></td>
        </tr>
      </table>
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<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#adb71295d2928af0d4b5df992226bba25">_max_gain</a>, and <a class="el" href="classgri__agc2__ff.html#a620cdd0ff301b21812e5a900261add68">max_gain()</a>.</p>

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<a class="anchor" id="a223cd9f846e53d1c75fa69270e6bcecd"></a><!-- doxytag: member="gri_agc2_ff::set_reference" ref="a223cd9f846e53d1c75fa69270e6bcecd" args="(float reference)" -->
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          <td class="memname">void gri_agc2_ff::set_reference </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>reference</em></td><td>)</td>
          <td><code> [inline]</code></td>
        </tr>
      </table>
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<div class="memdoc">

<p>References <a class="el" href="classgri__agc2__ff.html#a7c9d778b2295af6dd1876b15d1a4d3ad">_reference</a>, and <a class="el" href="classgri__agc2__ff.html#a48ef18e97cd468fbb7ddd2d0d03cf239">reference()</a>.</p>

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<hr/><h2>Member Data Documentation</h2>
<a class="anchor" id="a5392044533465105cd05b1913062e257"></a><!-- doxytag: member="gri_agc2_ff::_attack_rate" ref="a5392044533465105cd05b1913062e257" args="" -->
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          <td class="memname">float <a class="el" href="classgri__agc2__ff.html#a5392044533465105cd05b1913062e257">gri_agc2_ff::_attack_rate</a><code> [protected]</code></td>
        </tr>
      </table>
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<div class="memdoc">

<p>Referenced by <a class="el" href="classgri__agc2__ff.html#ab71f2b30849017047dd8a5195b545139">attack_rate()</a>, <a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale()</a>, and <a class="el" href="classgri__agc2__ff.html#aad13e310ce06c5db26d0dbe7f951fc74">set_attack_rate()</a>.</p>

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<a class="anchor" id="a087b22a47a1c8fc809ce078539ddc381"></a><!-- doxytag: member="gri_agc2_ff::_decay_rate" ref="a087b22a47a1c8fc809ce078539ddc381" args="" -->
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          <td class="memname">float <a class="el" href="classgri__agc2__ff.html#a087b22a47a1c8fc809ce078539ddc381">gri_agc2_ff::_decay_rate</a><code> [protected]</code></td>
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<p>Referenced by <a class="el" href="classgri__agc2__ff.html#aef4665005d82da2e0d0251637b641256">decay_rate()</a>, <a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale()</a>, and <a class="el" href="classgri__agc2__ff.html#aef0943b2a196f42af423ce59548e9c15">set_decay_rate()</a>.</p>

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<a class="anchor" id="ade496b0213db856bccba66a0ae5a6055"></a><!-- doxytag: member="gri_agc2_ff::_gain" ref="ade496b0213db856bccba66a0ae5a6055" args="" -->
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          <td class="memname">float <a class="el" href="classgri__agc2__ff.html#ade496b0213db856bccba66a0ae5a6055">gri_agc2_ff::_gain</a><code> [protected]</code></td>
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<p>Referenced by <a class="el" href="classgri__agc2__ff.html#ab1655af168460935adf7187c33a52443">gain()</a>, <a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale()</a>, and <a class="el" href="classgri__agc2__ff.html#a93c67b340f54b07a01dee02707cff441">set_gain()</a>.</p>

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<a class="anchor" id="adb71295d2928af0d4b5df992226bba25"></a><!-- doxytag: member="gri_agc2_ff::_max_gain" ref="adb71295d2928af0d4b5df992226bba25" args="" -->
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          <td class="memname">float <a class="el" href="classgri__agc2__ff.html#adb71295d2928af0d4b5df992226bba25">gri_agc2_ff::_max_gain</a><code> [protected]</code></td>
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<p>Referenced by <a class="el" href="classgri__agc2__ff.html#a620cdd0ff301b21812e5a900261add68">max_gain()</a>, <a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale()</a>, and <a class="el" href="classgri__agc2__ff.html#a1ad9d043e33641444bc55d9da1452d31">set_max_gain()</a>.</p>

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<a class="anchor" id="a7c9d778b2295af6dd1876b15d1a4d3ad"></a><!-- doxytag: member="gri_agc2_ff::_reference" ref="a7c9d778b2295af6dd1876b15d1a4d3ad" args="" -->
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          <td class="memname">float <a class="el" href="classgri__agc2__ff.html#a7c9d778b2295af6dd1876b15d1a4d3ad">gri_agc2_ff::_reference</a><code> [protected]</code></td>
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<p>Referenced by <a class="el" href="classgri__agc2__ff.html#a48ef18e97cd468fbb7ddd2d0d03cf239">reference()</a>, <a class="el" href="classgri__agc2__ff.html#ad040762fe6c79ebff1b3f3e170ba6ebf">scale()</a>, and <a class="el" href="classgri__agc2__ff.html#a223cd9f846e53d1c75fa69270e6bcecd">set_reference()</a>.</p>

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<hr/>The documentation for this class was generated from the following file:<ul>
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