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<title>GLM_GTX_fast_trigonometry: Fast trigonometric functions</title>
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<div class="title">GLM_GTX_fast_trigonometry: Fast trigonometric functions</div>  </div>
<div class="ingroups"><a class="el" href="a00137.html">GTX Extensions (Experimental)</a></div></div>
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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="a00169.html#ga33b609e0abf9c38548d4381d0540b95b">fastAcos</a> (const T &amp;angle)</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="a00169.html#gabe1e89bd95ee266f0f6b02e11f0f122c">fastAsin</a> (const T &amp;angle)</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="a00169.html#gaa788571fc615b131e96c66df01b10e36">fastAtan</a> (const T &amp;y, 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="a00169.html#gab6f0c71fbd1c4cd4c3e4992f3656178f">fastAtan</a> (const T &amp;angle)</td></tr>
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<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00169.html#gada306b7a16a4e230c28ea0764b325ef0">fastCos</a> (const T &amp;angle)</td></tr>
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<tr><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00169.html#ga8069d4fb062dc17d93183946cdb3bf3a">fastSin</a> (const T &amp;angle)</td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<p>Fast but less accurate implementations of trigonometric functions. </p>
<p>&lt;<a class="el" href="a00025.html" title="OpenGL Mathematics (glm.g-truc.net)">glm/gtx/fast_trigonometry.hpp</a>&gt; need to be included to use these functionalities. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga33b609e0abf9c38548d4381d0540b95b"></a><!-- doxytag: member="glm::fastAcos" ref="ga33b609e0abf9c38548d4381d0540b95b" args="(const T &amp;angle)" -->
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          <td class="memname">T glm::fastAcos </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>angle</em></td><td>)</td>
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<p>Faster than the common acos function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

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<a class="anchor" id="gabe1e89bd95ee266f0f6b02e11f0f122c"></a><!-- doxytag: member="glm::fastAsin" ref="gabe1e89bd95ee266f0f6b02e11f0f122c" args="(const T &amp;angle)" -->
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          <td class="memname">T glm::fastAsin </td>
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          <td class="paramname"><em>angle</em></td><td>)</td>
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<p>Faster than the common asin function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

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</div>
<a class="anchor" id="gaa788571fc615b131e96c66df01b10e36"></a><!-- doxytag: member="glm::fastAtan" ref="gaa788571fc615b131e96c66df01b10e36" args="(const T &amp;y, const T &amp;x)" -->
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          <td class="memname">T glm::fastAtan </td>
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          <td>)</td>
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<div class="memdoc">

<p>Faster than the common atan function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

</div>
</div>
<a class="anchor" id="gab6f0c71fbd1c4cd4c3e4992f3656178f"></a><!-- doxytag: member="glm::fastAtan" ref="gab6f0c71fbd1c4cd4c3e4992f3656178f" args="(const T &amp;angle)" -->
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        <tr>
          <td class="memname">T glm::fastAtan </td>
          <td>(</td>
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          <td class="paramname"><em>angle</em></td><td>)</td>
          <td></td>
        </tr>
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<div class="memdoc">

<p>Faster than the common atan function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

</div>
</div>
<a class="anchor" id="gada306b7a16a4e230c28ea0764b325ef0"></a><!-- doxytag: member="glm::fastCos" ref="gada306b7a16a4e230c28ea0764b325ef0" args="(const T &amp;angle)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">T glm::fastCos </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>angle</em></td><td>)</td>
          <td></td>
        </tr>
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<div class="memdoc">

<p>Faster than the common cos function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

</div>
</div>
<a class="anchor" id="ga8069d4fb062dc17d93183946cdb3bf3a"></a><!-- doxytag: member="glm::fastSin" ref="ga8069d4fb062dc17d93183946cdb3bf3a" args="(const T &amp;angle)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">T glm::fastSin </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>angle</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Faster than the common sin function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

</div>
</div>
<a class="anchor" id="gaf9f4798ceb6e0fc0b67bfcab836f0288"></a><!-- doxytag: member="glm::fastTan" ref="gaf9f4798ceb6e0fc0b67bfcab836f0288" args="(const T &amp;angle)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">T glm::fastTan </td>
          <td>(</td>
          <td class="paramtype">const T &amp;&#160;</td>
          <td class="paramname"><em>angle</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Faster than the common tan function but less accurate. </p>
<p>Defined between -2pi and 2pi. From GLM_GTX_fast_trigonometry extension. </p>

</div>
</div>
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