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<title>GLM_GTX_fast_square_root: Fast square root functions</title>
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<a href="#func-members">Functions</a> </div>
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<div class="title">GLM_GTX_fast_square_root: Fast square root 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 square root 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 genType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genType::value_type&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00262.html#ga68162c92de0e592216be943345169da7">fastDistance</a> (genType const &amp;x, genType const &amp;y)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00262.html#ga1858a37f06c79e17f287bbaa8f75b08e">fastInverseSqrt</a> (genType const &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genType::value_type&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00262.html#gada4490e940c0c4e08beab6db793f8934">fastLength</a> (genType const &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00262.html#ga7e785d24d7bbac63f273baf9af1160da">fastNormalize</a> (genType const &amp;x)</td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">genType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00262.html#gaced2a1b7a161290e4d401967607d56db">fastSqrt</a> (genType const &amp;x)</td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<p>Fast but less accurate implementations of square root based functions. </p>
<p>&lt;<a class="el" href="a00041_source.html">glm/gtx/fast_square_root.hpp</a>&gt; need to be included to use these functionalities. </p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga68162c92de0e592216be943345169da7"></a><!-- doxytag: member="glm::gtx::fast_square_root::fastDistance" ref="ga68162c92de0e592216be943345169da7" args="(genType const &amp;x, genType const &amp;y)" -->
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<td class="memname">genType::value_type glm::gtx::fast_square_root::fastDistance </td>
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<td class="paramtype">genType const &amp;&#160;</td>
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<td>)</td>
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<p>Faster than the common distance function but less accurate. </p>
<p>From GLM_GTX_fast_square_root extension. </p>
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<a class="anchor" id="ga1858a37f06c79e17f287bbaa8f75b08e"></a><!-- doxytag: member="glm::gtx::fast_square_root::fastInverseSqrt" ref="ga1858a37f06c79e17f287bbaa8f75b08e" args="(genType const &amp;x)" -->
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<td class="memname">genType glm::gtx::fast_square_root::fastInverseSqrt </td>
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<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
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<p>Faster than the common inversesqrt function but less accurate. </p>
<p>From GLM_GTX_fast_square_root extension. </p>
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<a class="anchor" id="gada4490e940c0c4e08beab6db793f8934"></a><!-- doxytag: member="glm::gtx::fast_square_root::fastLength" ref="gada4490e940c0c4e08beab6db793f8934" args="(genType const &amp;x)" -->
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<td class="memname">genType::value_type glm::gtx::fast_square_root::fastLength </td>
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<p>Faster than the common length function but less accurate. </p>
<p>From GLM_GTX_fast_square_root extension. </p>
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<a class="anchor" id="ga7e785d24d7bbac63f273baf9af1160da"></a><!-- doxytag: member="glm::gtx::fast_square_root::fastNormalize" ref="ga7e785d24d7bbac63f273baf9af1160da" args="(genType const &amp;x)" -->
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<td class="memname">genType glm::gtx::fast_square_root::fastNormalize </td>
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<td class="paramname"><em>x</em></td><td>)</td>
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<p>Faster than the common normalize function but less accurate. </p>
<p>From GLM_GTX_fast_square_root extension. </p>
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<a class="anchor" id="gaced2a1b7a161290e4d401967607d56db"></a><!-- doxytag: member="glm::gtx::fast_square_root::fastSqrt" ref="gaced2a1b7a161290e4d401967607d56db" args="(genType const &amp;x)" -->
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<td class="memname">genType glm::gtx::fast_square_root::fastSqrt </td>
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<td class="paramtype">genType const &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
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<p>Faster than the common sqrt function but less accurate. </p>
<p>From GLM_GTX_fast_square_root extension. </p>
</div>
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