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<div class="header">  <div class="summary"><a href="#func-members">Functions</a>  </div>  <div class="headertitle"><div class="title">GLM_GTX_quaternion<div class="ingroups"><a class="el" href="a00705.html">Experimental extensions</a></div></div>  </div></div><!--header--><div class="contents"><table class="memberdecls"><tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>Functions</h2></td></tr><tr class="memitem:ga2f32f970411c44cdd38bb98960198385"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr><tr class="memitem:ga2f32f970411c44cdd38bb98960198385"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 3, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00769.html#ga2f32f970411c44cdd38bb98960198385">cross</a> (qua&lt; T, Q &gt; const &amp;q, vec&lt; 3, T, Q &gt; const &amp;v)</td></tr><tr class="separator:ga2f32f970411c44cdd38bb98960198385"><td class="memSeparator" colspan="2">&#160;</td></tr><tr class="memitem:ga9f5f77255756e5668dfee7f0d07ed021"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; 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3, 3, T, Q &gt; const &amp;x)</td></tr><tr class="separator:ga798de5d186499c9a9231cd92c8afaef1"><td class="memSeparator" colspan="2">&#160;</td></tr><tr class="memitem:ga5eb36f51e1638e710451eba194dbc011"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr><tr class="memitem:ga5eb36f51e1638e710451eba194dbc011"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL qua&lt; T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00769.html#ga5eb36f51e1638e710451eba194dbc011">toQuat</a> (mat&lt; 4, 4, T, Q &gt; const &amp;x)</td></tr><tr class="separator:ga5eb36f51e1638e710451eba194dbc011"><td class="memSeparator" colspan="2">&#160;</td></tr></table><a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2><p>Include &lt;<a class="el" href="a01373.html" title="GLM_GTX_quaternion ">glm/gtx/quaternion.hpp</a>&gt; to use the features of this extension. </p><p>Extented quaternion types and functions </p><h2 class="groupheader">Function Documentation</h2><a id="ga2f32f970411c44cdd38bb98960198385"></a><h2 class="memtitle"><span class="permalink"><a href="#ga2f32f970411c44cdd38bb98960198385">&#9670;&nbsp;</a></span>cross() <span class="overload">[1/2]</span></h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::cross </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>v</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Compute a cross product between a quaternion and a vector. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga9f5f77255756e5668dfee7f0d07ed021"></a><h2 class="memtitle"><span class="permalink"><a href="#ga9f5f77255756e5668dfee7f0d07ed021">&#9670;&nbsp;</a></span>cross() <span class="overload">[2/2]</span></h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::cross </td>          <td>(</td>          <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>v</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Compute a cross product between a vector and a quaternion. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga321953c1b2e7befe6f5dcfddbfc6b76b"></a><h2 class="memtitle"><span class="permalink"><a href="#ga321953c1b2e7befe6f5dcfddbfc6b76b">&#9670;&nbsp;</a></span>extractRealComponent()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL T glm::extractRealComponent </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q</em></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Extract the real component of a quaternion. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga264e10708d58dd0ff53b7902a2bd2561"></a><h2 class="memtitle"><span class="permalink"><a href="#ga264e10708d58dd0ff53b7902a2bd2561">&#9670;&nbsp;</a></span>fastMix()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::fastMix </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>x</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>y</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">T const &amp;&#160;</td>          <td class="paramname"><em>a</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Quaternion normalized linear interpolation. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="gacc5cd5f3e78de61d141c2355417424de"></a><h2 class="memtitle"><span class="permalink"><a href="#gacc5cd5f3e78de61d141c2355417424de">&#9670;&nbsp;</a></span>intermediate()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::intermediate </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>prev</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>curr</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>next</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Returns an intermediate control point for squad interpolation. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga58a609b1b8ab965f5df2702e8ca4e75b"></a><h2 class="memtitle"><span class="permalink"><a href="#ga58a609b1b8ab965f5df2702e8ca4e75b">&#9670;&nbsp;</a></span>length2()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL T glm::length2 </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q</em></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Returns the squared length of x. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga5ee8332600b2aca3a77622a28d857b55"></a><h2 class="memtitle"><span class="permalink"><a href="#ga5ee8332600b2aca3a77622a28d857b55">&#9670;&nbsp;</a></span>quat_identity()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quat_identity </td>          <td>(</td>          <td class="paramname"></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Create an identity quaternion. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga07da6ef58646442efe93b0c273d73776"></a><h2 class="memtitle"><span class="permalink"><a href="#ga07da6ef58646442efe93b0c273d73776">&#9670;&nbsp;</a></span>rotate() <span class="overload">[1/2]</span></h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::rotate </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>v</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Returns quarternion square root. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> Rotates a 3 components vector by a quaternion.</dd><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="gafcb78dfff45fbf19a7fcb2bd03fbf196"></a><h2 class="memtitle"><span class="permalink"><a href="#gafcb78dfff45fbf19a7fcb2bd03fbf196">&#9670;&nbsp;</a></span>rotate() <span class="overload">[2/2]</span></h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL vec&lt;4, T, Q&gt; glm::rotate </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">vec&lt; 4, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>v</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Rotates a 4 components vector by a quaternion. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga03e61282831cc3f52cc76f72f52ad2c5"></a><h2 class="memtitle"><span class="permalink"><a href="#ga03e61282831cc3f52cc76f72f52ad2c5">&#9670;&nbsp;</a></span>rotation()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::rotation </td>          <td>(</td>          <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>orig</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>dest</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Compute the rotation between two vectors. </p><p>param orig vector, needs to be normalized param dest vector, needs to be normalized</p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="gadc576cc957adc2a568cdcbc3799175bc"></a><h2 class="memtitle"><span class="permalink"><a href="#gadc576cc957adc2a568cdcbc3799175bc">&#9670;&nbsp;</a></span>shortMix()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::shortMix </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>x</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>y</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">T const &amp;&#160;</td>          <td class="paramname"><em>a</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Quaternion interpolation using the rotation short path. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="ga0b9bf3459e132ad8a18fe970669e3e35"></a><h2 class="memtitle"><span class="permalink"><a href="#ga0b9bf3459e132ad8a18fe970669e3e35">&#9670;&nbsp;</a></span>squad()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::squad </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q1</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>q2</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>s1</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>s2</em>, </td>        </tr>        <tr>          <td class="paramkey"></td>          <td></td>          <td class="paramtype">T const &amp;&#160;</td>          <td class="paramname"><em>h</em>&#160;</td>        </tr>        <tr>          <td></td>          <td>)</td>          <td></td><td></td>        </tr>      </table></div><div class="memdoc">
<p>Compute a point on a path according squad equation. </p><p>q1 and q2 are control points; s1 and s2 are intermediate control points.</p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
</div></div><a id="gaab0afabb894b28a983fb8ec610409d56"></a><h2 class="memtitle"><span class="permalink"><a href="#gaab0afabb894b28a983fb8ec610409d56">&#9670;&nbsp;</a></span>toMat3()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL mat&lt;3, 3, T, Q&gt; glm::toMat3 </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>x</em></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Converts a quaternion to a 3 * 3 matrix. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="a01373_source.html#l00113">113</a> of file <a class="el" href="a01373_source.html">gtx/quaternion.hpp</a>.</p>
<p class="reference">References <a class="el" href="a00663.html#ga333ab70047fbe4132406100c292dbc89">glm::mat3_cast()</a>.</p>
</div></div><a id="gadfa2c77094e8cc9adad321d938855ffb"></a><h2 class="memtitle"><span class="permalink"><a href="#gadfa2c77094e8cc9adad321d938855ffb">&#9670;&nbsp;</a></span>toMat4()</h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL mat&lt;4, 4, T, Q&gt; glm::toMat4 </td>          <td>(</td>          <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>x</em></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Converts a quaternion to a 4 * 4 matrix. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="a01373_source.html#l00120">120</a> of file <a class="el" href="a01373_source.html">gtx/quaternion.hpp</a>.</p>
<p class="reference">References <a class="el" href="a00663.html#ga1113212d9bdefc2e31ad40e5bbb506f3">glm::mat4_cast()</a>.</p>
</div></div><a id="ga798de5d186499c9a9231cd92c8afaef1"></a><h2 class="memtitle"><span class="permalink"><a href="#ga798de5d186499c9a9231cd92c8afaef1">&#9670;&nbsp;</a></span>toQuat() <span class="overload">[1/2]</span></h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::toQuat </td>          <td>(</td>          <td class="paramtype">mat&lt; 3, 3, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>x</em></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Converts a 3 * 3 matrix to a quaternion. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="a01373_source.html#l00127">127</a> of file <a class="el" href="a01373_source.html">gtx/quaternion.hpp</a>.</p>
<p class="reference">References <a class="el" href="a00663.html#ga1108a4ab88ca87bac321454eea7702f8">glm::quat_cast()</a>.</p>
</div></div><a id="ga5eb36f51e1638e710451eba194dbc011"></a><h2 class="memtitle"><span class="permalink"><a href="#ga5eb36f51e1638e710451eba194dbc011">&#9670;&nbsp;</a></span>toQuat() <span class="overload">[2/2]</span></h2>
<div class="memitem"><div class="memproto">      <table class="memname">        <tr>          <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::toQuat </td>          <td>(</td>          <td class="paramtype">mat&lt; 4, 4, T, Q &gt; const &amp;&#160;</td>          <td class="paramname"><em>x</em></td><td>)</td>          <td></td>        </tr>      </table></div><div class="memdoc">
<p>Converts a 4 * 4 matrix to a quaternion. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="a00769.html" title="Include &lt;glm/gtx/quaternion.hpp&gt; to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="a01373_source.html#l00134">134</a> of file <a class="el" href="a01373_source.html">gtx/quaternion.hpp</a>.</p>
<p class="reference">References <a class="el" href="a00663.html#ga1108a4ab88ca87bac321454eea7702f8">glm::quat_cast()</a>.</p>
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