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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="a00248.html">GTX Extensions (Experimental)</a></div></div>
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<p>Fast but less accurate implementations of trigonometric 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="a00263.html#ga4a704d388edfa3912257b69184d730ba">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="a00263.html#ga73073afdd18dce08727f232c892c5dcd">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="a00263.html#ga0288bb1ab677dec79ad89e9551c168c5">fastAtan</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="a00263.html#gafae71c7958e50cf435f9e73ee4e579f7">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="a00263.html#ga53a9033f33561a2b7133326d721a05cc">fastCos</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="a00263.html#ga0844ea62ea81d215b56449f1b3b4968a">fastSin</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="a00263.html#ga311fc8d0d067bf3d229566aae8f81a1a">fastTan</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="a00042_source.html">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="ga4a704d388edfa3912257b69184d730ba"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastAcos" ref="ga4a704d388edfa3912257b69184d730ba" args="(const T &amp;angle)" -->
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          <td class="memname">T glm::gtx::fast_trigonometry::fastAcos </td>
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          <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="ga73073afdd18dce08727f232c892c5dcd"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastAsin" ref="ga73073afdd18dce08727f232c892c5dcd" args="(const T &amp;angle)" -->
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          <td class="memname">T glm::gtx::fast_trigonometry::fastAsin </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="ga0288bb1ab677dec79ad89e9551c168c5"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastAtan" ref="ga0288bb1ab677dec79ad89e9551c168c5" args="(const T &amp;angle)" -->
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          <td class="memname">T glm::gtx::fast_trigonometry::fastAtan </td>
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          <td class="paramname"><em>angle</em></td><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="gafae71c7958e50cf435f9e73ee4e579f7"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastAtan" ref="gafae71c7958e50cf435f9e73ee4e579f7" args="(const T &amp;y, const T &amp;x)" -->
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          <td class="memname">T glm::gtx::fast_trigonometry::fastAtan </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="ga53a9033f33561a2b7133326d721a05cc"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastCos" ref="ga53a9033f33561a2b7133326d721a05cc" args="(const T &amp;angle)" -->
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          <td class="memname">T glm::gtx::fast_trigonometry::fastCos </td>
          <td>(</td>
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          <td></td>
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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="ga0844ea62ea81d215b56449f1b3b4968a"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastSin" ref="ga0844ea62ea81d215b56449f1b3b4968a" args="(const T &amp;angle)" -->
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<div class="memproto">
      <table class="memname">
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          <td class="memname">T glm::gtx::fast_trigonometry::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="ga311fc8d0d067bf3d229566aae8f81a1a"></a><!-- doxytag: member="glm::gtx::fast_trigonometry::fastTan" ref="ga311fc8d0d067bf3d229566aae8f81a1a" args="(const T &amp;angle)" -->
<div class="memitem">
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          <td class="memname">T glm::gtx::fast_trigonometry::fastTan </td>
          <td>(</td>
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          <td class="paramname"><em>angle</em></td><td>)</td>
          <td></td>
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<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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