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<title>GLM_GTX_fast_exponential: Fast exponentiation functions</title>
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<a href="#func-members">Functions</a>  </div>
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<div class="title">GLM_GTX_fast_exponential: Fast exponentiation functions</div>  </div>
<div class="ingroups"><a class="el" href="a00248.html">GTX Extensions (Experimental)</a></div></div>
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<p>Fast but less accurate implementations of exponential based functions.  
<a href="#details">More...</a></p>
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Functions</h2></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#ga10df16993c31fda159ebe8fc0d95167f">fastExp</a> (const T &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#ga12669721e13e183233ed5c6025dce5e4">fastExp2</a> (const T &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#ga23893e648b441fb48f8c0ab504cf8aeb">fastLn</a> (const T &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#gaf0c2539c6843c1e0e514445bd4c4a72b">fastLog</a> (const T &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#gaef27f6ec081ab71024019faa178d4506">fastLog2</a> (const T &amp;x)</td></tr>
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<tr><td class="memTemplItemLeft" align="right" valign="top">valType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#gaaf77117ea021fa1ece715d0b94dd8a2b">fastPow</a> (valType const &amp;x, valType const &amp;y)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename T , typename U &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00261.html#gaf19f293cf66712dc015880ef7645ec1e">fastPow</a> (const T &amp;x, const U &amp;y)</td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<p>Fast but less accurate implementations of exponential based functions. </p>
<p>&lt;<a class="el" href="a00040_source.html">glm/gtx/fast_exponential.hpp</a>&gt; need to be included to use these functionalities. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga10df16993c31fda159ebe8fc0d95167f"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastExp" ref="ga10df16993c31fda159ebe8fc0d95167f" args="(const T &amp;x)" -->
<div class="memitem">
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          <td class="memname">T glm::gtx::fast_exponential::fastExp </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>x</em></td><td>)</td>
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<p>Faster than the common exp function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
</div>
<a class="anchor" id="ga12669721e13e183233ed5c6025dce5e4"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastExp2" ref="ga12669721e13e183233ed5c6025dce5e4" args="(const T &amp;x)" -->
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          <td class="memname">T glm::gtx::fast_exponential::fastExp2 </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>x</em></td><td>)</td>
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<p>Faster than the common exp2 function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
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<a class="anchor" id="ga23893e648b441fb48f8c0ab504cf8aeb"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastLn" ref="ga23893e648b441fb48f8c0ab504cf8aeb" args="(const T &amp;x)" -->
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          <td class="memname">T glm::gtx::fast_exponential::fastLn </td>
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          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>x</em></td><td>)</td>
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<div class="memdoc">

<p>Faster than the common ln function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
</div>
<a class="anchor" id="gaf0c2539c6843c1e0e514445bd4c4a72b"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastLog" ref="gaf0c2539c6843c1e0e514445bd4c4a72b" args="(const T &amp;x)" -->
<div class="memitem">
<div class="memproto">
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          <td class="memname">T glm::gtx::fast_exponential::fastLog </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>x</em></td><td>)</td>
          <td></td>
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<div class="memdoc">

<p>Faster than the common log function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
</div>
<a class="anchor" id="gaef27f6ec081ab71024019faa178d4506"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastLog2" ref="gaef27f6ec081ab71024019faa178d4506" args="(const T &amp;x)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">T glm::gtx::fast_exponential::fastLog2 </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>x</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Faster than the common log2 function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
</div>
<a class="anchor" id="gaaf77117ea021fa1ece715d0b94dd8a2b"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastPow" ref="gaaf77117ea021fa1ece715d0b94dd8a2b" args="(valType const &amp;x, valType const &amp;y)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
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          <td class="memname">valType glm::gtx::fast_exponential::fastPow </td>
          <td>(</td>
          <td class="paramtype">valType const &amp;&#160;</td>
          <td class="paramname"><em>x</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">valType const &amp;&#160;</td>
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          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<div class="memdoc">

<p>Faster than the common pow function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
</div>
<a class="anchor" id="gaf19f293cf66712dc015880ef7645ec1e"></a><!-- doxytag: member="glm::gtx::fast_exponential::fastPow" ref="gaf19f293cf66712dc015880ef7645ec1e" args="(const T &amp;x, const U &amp;y)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">T glm::gtx::fast_exponential::fastPow </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>x</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
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          <td class="paramtype">const U &amp;&#160;</td>
          <td class="paramname"><em>y</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Faster than the common pow function but less accurate. </p>
<p>From GLM_GTX_fast_exponential extension. </p>

</div>
</div>
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