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<a href="#func-members">Functions</a> </div>
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<div class="title">GLM_EXT_quaternion_common<div class="ingroups"><a class="el" href="a00285.html">Stable extensions</a></div></div> </div>
</div><!--header-->
<div class="contents">
<p>Provides common functions for quaternion types.
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga10d7bda73201788ac2ab28cd8d0d409b"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:ga10d7bda73201788ac2ab28cd8d0d409b"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL qua< T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#ga10d7bda73201788ac2ab28cd8d0d409b">conjugate</a> (qua< T, Q > const &q)</td></tr>
<tr class="memdesc:ga10d7bda73201788ac2ab28cd8d0d409b"><td class="mdescLeft"> </td><td class="mdescRight">Returns the q conjugate. <a href="a00248.html#ga10d7bda73201788ac2ab28cd8d0d409b">More...</a><br /></td></tr>
<tr class="separator:ga10d7bda73201788ac2ab28cd8d0d409b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gab41da854ae678e23e114b598cbca4065"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:gab41da854ae678e23e114b598cbca4065"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL qua< T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#gab41da854ae678e23e114b598cbca4065">inverse</a> (qua< T, Q > const &q)</td></tr>
<tr class="memdesc:gab41da854ae678e23e114b598cbca4065"><td class="mdescLeft"> </td><td class="mdescRight">Returns the q inverse. <a href="a00248.html#gab41da854ae678e23e114b598cbca4065">More...</a><br /></td></tr>
<tr class="separator:gab41da854ae678e23e114b598cbca4065"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga45722741ea266b4e861938b365c5f362"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:ga45722741ea266b4e861938b365c5f362"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< 4, bool, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#ga45722741ea266b4e861938b365c5f362">isinf</a> (qua< T, Q > const &x)</td></tr>
<tr class="memdesc:ga45722741ea266b4e861938b365c5f362"><td class="mdescLeft"> </td><td class="mdescRight">Returns true if x holds a positive infinity or negative infinity representation in the underlying implementation's set of floating point representations. <a href="a00248.html#ga45722741ea266b4e861938b365c5f362">More...</a><br /></td></tr>
<tr class="separator:ga45722741ea266b4e861938b365c5f362"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga1bb55f8963616502e96dc564384d8a03"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:ga1bb55f8963616502e96dc564384d8a03"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec< 4, bool, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#ga1bb55f8963616502e96dc564384d8a03">isnan</a> (qua< T, Q > const &x)</td></tr>
<tr class="memdesc:ga1bb55f8963616502e96dc564384d8a03"><td class="mdescLeft"> </td><td class="mdescRight">Returns true if x holds a NaN (not a number) representation in the underlying implementation's set of floating point representations. <a href="a00248.html#ga1bb55f8963616502e96dc564384d8a03">More...</a><br /></td></tr>
<tr class="separator:ga1bb55f8963616502e96dc564384d8a03"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga6033dc0741051fa463a0a147ba29f293"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:ga6033dc0741051fa463a0a147ba29f293"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL qua< T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#ga6033dc0741051fa463a0a147ba29f293">lerp</a> (qua< T, Q > const &x, qua< T, Q > const &y, T a)</td></tr>
<tr class="memdesc:ga6033dc0741051fa463a0a147ba29f293"><td class="mdescLeft"> </td><td class="mdescRight">Linear interpolation of two quaternions. <a href="a00248.html#ga6033dc0741051fa463a0a147ba29f293">More...</a><br /></td></tr>
<tr class="separator:ga6033dc0741051fa463a0a147ba29f293"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gafbfe587b8da11fb89a30c3d67dd5ccc2"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:gafbfe587b8da11fb89a30c3d67dd5ccc2"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL qua< T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#gafbfe587b8da11fb89a30c3d67dd5ccc2">mix</a> (qua< T, Q > const &x, qua< T, Q > const &y, T a)</td></tr>
<tr class="memdesc:gafbfe587b8da11fb89a30c3d67dd5ccc2"><td class="mdescLeft"> </td><td class="mdescRight">Spherical linear interpolation of two quaternions. <a href="a00248.html#gafbfe587b8da11fb89a30c3d67dd5ccc2">More...</a><br /></td></tr>
<tr class="separator:gafbfe587b8da11fb89a30c3d67dd5ccc2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gae7fc3c945be366b9942b842f55da428a"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:gae7fc3c945be366b9942b842f55da428a"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL qua< T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00248.html#gae7fc3c945be366b9942b842f55da428a">slerp</a> (qua< T, Q > const &x, qua< T, Q > const &y, T a)</td></tr>
<tr class="memdesc:gae7fc3c945be366b9942b842f55da428a"><td class="mdescLeft"> </td><td class="mdescRight">Spherical linear interpolation of two quaternions. <a href="a00248.html#gae7fc3c945be366b9942b842f55da428a">More...</a><br /></td></tr>
<tr class="separator:gae7fc3c945be366b9942b842f55da428a"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Provides common functions for quaternion types. </p>
<p>Include <<a class="el" href="a00127.html" title="GLM_EXT_quaternion_common ">glm/ext/quaternion_common.hpp</a>> to use the features of this extension.</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00258.html" title="Exposes min and max functions for 3 to 4 scalar parameters. ">GLM_EXT_scalar_common</a> </dd>
<dd>
<a class="el" href="a00267.html" title="Exposes min and max functions for 3 to 4 vector parameters. ">GLM_EXT_vector_common</a> </dd>
<dd>
<a class="el" href="a00252.html" title="Exposes single-precision floating point quaternion type. ">GLM_EXT_quaternion_float</a> </dd>
<dd>
<a class="el" href="a00249.html" title="Exposes double-precision floating point quaternion type. ">GLM_EXT_quaternion_double</a> </dd>
<dd>
<a class="el" href="a00251.html" title="Provides exponential functions for quaternion types. ">GLM_EXT_quaternion_exponential</a> </dd>
<dd>
<a class="el" href="a00254.html" title="Provides geometric functions for quaternion types. ">GLM_EXT_quaternion_geometric</a> </dd>
<dd>
<a class="el" href="a00255.html" title="Exposes comparison functions for quaternion types that take a user defined epsilon values...">GLM_EXT_quaternion_relational</a> </dd>
<dd>
<a class="el" href="a00257.html" title="Provides trigonometric functions for quaternion types. ">GLM_EXT_quaternion_trigonometric</a> </dd>
<dd>
<a class="el" href="a00256.html" title="Provides transformation functions for quaternion types. ">GLM_EXT_quaternion_transform</a> </dd></dl>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="ga10d7bda73201788ac2ab28cd8d0d409b"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL qua<T, Q> glm::conjugate </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>q</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the q conjugate. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="gab41da854ae678e23e114b598cbca4065"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL qua<T, Q> glm::inverse </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>q</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns the q inverse. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga45722741ea266b4e861938b365c5f362"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL vec<4, bool, Q> glm::isinf </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns true if x holds a positive infinity or negative infinity representation in the underlying implementation's set of floating point representations. </p>
<p>Returns false otherwise, including for implementations with no infinity representations.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga1bb55f8963616502e96dc564384d8a03"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL vec<4, bool, Q> glm::isnan </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns true if x holds a NaN (not a number) representation in the underlying implementation's set of floating point representations. </p>
<p>Returns false otherwise, including for implementations with no NaN representations.</p>
<p>/!\ When using compiler fast math, this function may fail.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga6033dc0741051fa463a0a147ba29f293"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL qua<T, Q> glm::lerp </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>y</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T </td>
<td class="paramname"><em>a</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Linear interpolation of two quaternions. </p>
<p>The interpolation is oriented.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>A quaternion </td></tr>
<tr><td class="paramname">y</td><td>A quaternion </td></tr>
<tr><td class="paramname">a</td><td>Interpolation factor. The interpolation is defined in the range [0, 1].</td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="gafbfe587b8da11fb89a30c3d67dd5ccc2"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL qua<T, Q> glm::mix </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>y</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T </td>
<td class="paramname"><em>a</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Spherical linear interpolation of two quaternions. </p>
<p>The interpolation is oriented and the rotation is performed at constant speed. For short path spherical linear interpolation, use the slerp function.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>A quaternion </td></tr>
<tr><td class="paramname">y</td><td>A quaternion </td></tr>
<tr><td class="paramname">a</td><td>Interpolation factor. The interpolation is defined beyond the range [0, 1].</td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd>- slerp(qua<T, Q> const& x, qua<T, Q> const& y, T const& a) </dd></dl>
</div>
</div>
<a class="anchor" id="gae7fc3c945be366b9942b842f55da428a"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">GLM_FUNC_DECL qua<T, Q> glm::slerp </td>
<td>(</td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">qua< T, Q > const & </td>
<td class="paramname"><em>y</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T </td>
<td class="paramname"><em>a</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Spherical linear interpolation of two quaternions. </p>
<p>The interpolation always take the short path and the rotation is performed at constant speed.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">x</td><td>A quaternion </td></tr>
<tr><td class="paramname">y</td><td>A quaternion </td></tr>
<tr><td class="paramname">a</td><td>Interpolation factor. The interpolation is defined beyond the range [0, 1].</td></tr>
</table>
</dd>
</dl>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">T</td><td>A floating-point scalar type </td></tr>
<tr><td class="paramname">Q</td><td>A value from qualifier enum </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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