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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Fast but less accurate implementations of square root based functions. </p>
<ul>
<li>Sqrt optimisation based on Newton's method, www.gamedev.net/community/forums/topic.asp?topic id=139956</li>
</ul>
<p>&lt;<a class="el" href="a00027.html" title="GLM_GTX_fast_square_root ">glm/gtx/fast_square_root.hpp</a>&gt; need to be included to use these functionalities. </p>
<h2 class="groupheader">Function Documentation</h2>
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<p>Faster than the common distance function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<p>Faster than the common distance function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<td class="memname">GLM_FUNC_DECL genType glm::fastInverseSqrt </td>
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<p>Faster than the common inversesqrt function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<td class="paramname"><em>x</em></td><td>)</td>
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<p>Faster than the common inversesqrt function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<p>Faster than the common length function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<p>Faster than the common length function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<p>Faster than the common normalize function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<td class="memname">GLM_FUNC_DECL genType glm::fastSqrt </td>
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<td></td>
</tr>
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<p>Faster than the common sqrt function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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<p>Faster than the common sqrt function but less accurate. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00194.html" title="Fast but less accurate implementations of square root based functions. ">GLM_GTX_fast_square_root</a> extension. </dd></dl>
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