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  79. <a href="#func-members">Functions</a>  </div>
    80. 

  80.   <div class="headertitle">
    81. 

  81. <div class="title">GLM_GTX_quaternion<div class="ingroups"><a class="el" href="a00287.html">Experimental extensions</a></div></div>  </div>
    82. 

  82. </div><!--header-->
    83. 

  83. <div class="contents">
    84. 

  84. 

  85. <p>Include &lt;<a class="el" href="a00126.html" title="GLM_GTX_quaternion ">glm/gtx/quaternion.hpp</a>&gt; to use the features of this extension.  
    86. 

  86. <a href="#details">More...</a></p>
    87. 

  87. <table class="memberdecls">
    88. 

  88. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
    89. 

  89. Functions</h2></td></tr>
    90. 

  90. <tr class="memitem:ga2f32f970411c44cdd38bb98960198385"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    91. 

  91. <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="a00352.html#ga2f32f970411c44cdd38bb98960198385">cross</a> (qua&lt; T, Q &gt; const &amp;q, vec&lt; 3, T, Q &gt; const &amp;v)</td></tr>
    92. 

  92. <tr class="memdesc:ga2f32f970411c44cdd38bb98960198385"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a cross product between a quaternion and a vector.  <a href="a00352.html#ga2f32f970411c44cdd38bb98960198385">More...</a><br /></td></tr>
    93. 

  93. <tr class="separator:ga2f32f970411c44cdd38bb98960198385"><td class="memSeparator" colspan="2">&#160;</td></tr>
    94. 

  94. <tr class="memitem:ga9f5f77255756e5668dfee7f0d07ed021"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    95. 

  95. <tr class="memitem:ga9f5f77255756e5668dfee7f0d07ed021"><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="a00352.html#ga9f5f77255756e5668dfee7f0d07ed021">cross</a> (vec&lt; 3, T, Q &gt; const &amp;v, qua&lt; T, Q &gt; const &amp;q)</td></tr>
    96. 

  96. <tr class="memdesc:ga9f5f77255756e5668dfee7f0d07ed021"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a cross product between a vector and a quaternion.  <a href="a00352.html#ga9f5f77255756e5668dfee7f0d07ed021">More...</a><br /></td></tr>
    97. 

  97. <tr class="separator:ga9f5f77255756e5668dfee7f0d07ed021"><td class="memSeparator" colspan="2">&#160;</td></tr>
    98. 

  98. <tr class="memitem:ga321953c1b2e7befe6f5dcfddbfc6b76b"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    99. 

  99. <tr class="memitem:ga321953c1b2e7befe6f5dcfddbfc6b76b"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00352.html#ga321953c1b2e7befe6f5dcfddbfc6b76b">extractRealComponent</a> (qua&lt; T, Q &gt; const &amp;q)</td></tr>
    100. 

  100. <tr class="memdesc:ga321953c1b2e7befe6f5dcfddbfc6b76b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Extract the real component of a quaternion.  <a href="a00352.html#ga321953c1b2e7befe6f5dcfddbfc6b76b">More...</a><br /></td></tr>
    101. 

  101. <tr class="separator:ga321953c1b2e7befe6f5dcfddbfc6b76b"><td class="memSeparator" colspan="2">&#160;</td></tr>
    102. 

  102. <tr class="memitem:ga264e10708d58dd0ff53b7902a2bd2561"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    103. 

  103. <tr class="memitem:ga264e10708d58dd0ff53b7902a2bd2561"><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="a00352.html#ga264e10708d58dd0ff53b7902a2bd2561">fastMix</a> (qua&lt; T, Q &gt; const &amp;x, qua&lt; T, Q &gt; const &amp;y, T const &amp;a)</td></tr>
    104. 

  104. <tr class="memdesc:ga264e10708d58dd0ff53b7902a2bd2561"><td class="mdescLeft">&#160;</td><td class="mdescRight">Quaternion normalized linear interpolation.  <a href="a00352.html#ga264e10708d58dd0ff53b7902a2bd2561">More...</a><br /></td></tr>
    105. 

  105. <tr class="separator:ga264e10708d58dd0ff53b7902a2bd2561"><td class="memSeparator" colspan="2">&#160;</td></tr>
    106. 

  106. <tr class="memitem:gacc5cd5f3e78de61d141c2355417424de"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    107. 

  107. <tr class="memitem:gacc5cd5f3e78de61d141c2355417424de"><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="a00352.html#gacc5cd5f3e78de61d141c2355417424de">intermediate</a> (qua&lt; T, Q &gt; const &amp;prev, qua&lt; T, Q &gt; const &amp;curr, qua&lt; T, Q &gt; const &amp;next)</td></tr>
    108. 

  108. <tr class="memdesc:gacc5cd5f3e78de61d141c2355417424de"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns an intermediate control point for squad interpolation.  <a href="a00352.html#gacc5cd5f3e78de61d141c2355417424de">More...</a><br /></td></tr>
    109. 

  109. <tr class="separator:gacc5cd5f3e78de61d141c2355417424de"><td class="memSeparator" colspan="2">&#160;</td></tr>
    110. 

  110. <tr class="memitem:ga58a609b1b8ab965f5df2702e8ca4e75b"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    111. 

  111. <tr class="memitem:ga58a609b1b8ab965f5df2702e8ca4e75b"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00352.html#ga58a609b1b8ab965f5df2702e8ca4e75b">length2</a> (qua&lt; T, Q &gt; const &amp;q)</td></tr>
    112. 

  112. <tr class="memdesc:ga58a609b1b8ab965f5df2702e8ca4e75b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the squared length of x.  <a href="a00352.html#ga58a609b1b8ab965f5df2702e8ca4e75b">More...</a><br /></td></tr>
    113. 

  113. <tr class="separator:ga58a609b1b8ab965f5df2702e8ca4e75b"><td class="memSeparator" colspan="2">&#160;</td></tr>
    114. 

  114. <tr class="memitem:ga5ee8332600b2aca3a77622a28d857b55"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    115. 

  115. <tr class="memitem:ga5ee8332600b2aca3a77622a28d857b55"><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="a00352.html#ga5ee8332600b2aca3a77622a28d857b55">quat_identity</a> ()</td></tr>
    116. 

  116. <tr class="memdesc:ga5ee8332600b2aca3a77622a28d857b55"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an identity quaternion.  <a href="a00352.html#ga5ee8332600b2aca3a77622a28d857b55">More...</a><br /></td></tr>
    117. 

  117. <tr class="separator:ga5ee8332600b2aca3a77622a28d857b55"><td class="memSeparator" colspan="2">&#160;</td></tr>
    118. 

  118. <tr class="memitem:ga07da6ef58646442efe93b0c273d73776"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    119. 

  119. <tr class="memitem:ga07da6ef58646442efe93b0c273d73776"><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="a00352.html#ga07da6ef58646442efe93b0c273d73776">rotate</a> (qua&lt; T, Q &gt; const &amp;q, vec&lt; 3, T, Q &gt; const &amp;v)</td></tr>
    120. 

  120. <tr class="memdesc:ga07da6ef58646442efe93b0c273d73776"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns quarternion square root.  <a href="a00352.html#ga07da6ef58646442efe93b0c273d73776">More...</a><br /></td></tr>
    121. 

  121. <tr class="separator:ga07da6ef58646442efe93b0c273d73776"><td class="memSeparator" colspan="2">&#160;</td></tr>
    122. 

  122. <tr class="memitem:gafcb78dfff45fbf19a7fcb2bd03fbf196"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    123. 

  123. <tr class="memitem:gafcb78dfff45fbf19a7fcb2bd03fbf196"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 4, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00352.html#gafcb78dfff45fbf19a7fcb2bd03fbf196">rotate</a> (qua&lt; T, Q &gt; const &amp;q, vec&lt; 4, T, Q &gt; const &amp;v)</td></tr>
    124. 

  124. <tr class="memdesc:gafcb78dfff45fbf19a7fcb2bd03fbf196"><td class="mdescLeft">&#160;</td><td class="mdescRight">Rotates a 4 components vector by a quaternion.  <a href="a00352.html#gafcb78dfff45fbf19a7fcb2bd03fbf196">More...</a><br /></td></tr>
    125. 

  125. <tr class="separator:gafcb78dfff45fbf19a7fcb2bd03fbf196"><td class="memSeparator" colspan="2">&#160;</td></tr>
    126. 

  126. <tr class="memitem:ga03e61282831cc3f52cc76f72f52ad2c5"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    127. 

  127. <tr class="memitem:ga03e61282831cc3f52cc76f72f52ad2c5"><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="a00352.html#ga03e61282831cc3f52cc76f72f52ad2c5">rotation</a> (vec&lt; 3, T, Q &gt; const &amp;orig, vec&lt; 3, T, Q &gt; const &amp;dest)</td></tr>
    128. 

  128. <tr class="memdesc:ga03e61282831cc3f52cc76f72f52ad2c5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute the rotation between two vectors.  <a href="a00352.html#ga03e61282831cc3f52cc76f72f52ad2c5">More...</a><br /></td></tr>
    129. 

  129. <tr class="separator:ga03e61282831cc3f52cc76f72f52ad2c5"><td class="memSeparator" colspan="2">&#160;</td></tr>
    130. 

  130. <tr class="memitem:gadc576cc957adc2a568cdcbc3799175bc"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    131. 

  131. <tr class="memitem:gadc576cc957adc2a568cdcbc3799175bc"><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="a00352.html#gadc576cc957adc2a568cdcbc3799175bc">shortMix</a> (qua&lt; T, Q &gt; const &amp;x, qua&lt; T, Q &gt; const &amp;y, T const &amp;a)</td></tr>
    132. 

  132. <tr class="memdesc:gadc576cc957adc2a568cdcbc3799175bc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Quaternion interpolation using the rotation short path.  <a href="a00352.html#gadc576cc957adc2a568cdcbc3799175bc">More...</a><br /></td></tr>
    133. 

  133. <tr class="separator:gadc576cc957adc2a568cdcbc3799175bc"><td class="memSeparator" colspan="2">&#160;</td></tr>
    134. 

  134. <tr class="memitem:ga0b9bf3459e132ad8a18fe970669e3e35"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    135. 

  135. <tr class="memitem:ga0b9bf3459e132ad8a18fe970669e3e35"><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="a00352.html#ga0b9bf3459e132ad8a18fe970669e3e35">squad</a> (qua&lt; T, Q &gt; const &amp;q1, qua&lt; T, Q &gt; const &amp;q2, qua&lt; T, Q &gt; const &amp;s1, qua&lt; T, Q &gt; const &amp;s2, T const &amp;h)</td></tr>
    136. 

  136. <tr class="memdesc:ga0b9bf3459e132ad8a18fe970669e3e35"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a point on a path according squad equation.  <a href="a00352.html#ga0b9bf3459e132ad8a18fe970669e3e35">More...</a><br /></td></tr>
    137. 

  137. <tr class="separator:ga0b9bf3459e132ad8a18fe970669e3e35"><td class="memSeparator" colspan="2">&#160;</td></tr>
    138. 

  138. <tr class="memitem:gaab0afabb894b28a983fb8ec610409d56"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    139. 

  139. <tr class="memitem:gaab0afabb894b28a983fb8ec610409d56"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL mat&lt; 3, 3, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00352.html#gaab0afabb894b28a983fb8ec610409d56">toMat3</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    140. 

  140. <tr class="memdesc:gaab0afabb894b28a983fb8ec610409d56"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a quaternion to a 3 * 3 matrix.  <a href="a00352.html#gaab0afabb894b28a983fb8ec610409d56">More...</a><br /></td></tr>
    141. 

  141. <tr class="separator:gaab0afabb894b28a983fb8ec610409d56"><td class="memSeparator" colspan="2">&#160;</td></tr>
    142. 

  142. <tr class="memitem:gadfa2c77094e8cc9adad321d938855ffb"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    143. 

  143. <tr class="memitem:gadfa2c77094e8cc9adad321d938855ffb"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL mat&lt; 4, 4, T, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00352.html#gadfa2c77094e8cc9adad321d938855ffb">toMat4</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    144. 

  144. <tr class="memdesc:gadfa2c77094e8cc9adad321d938855ffb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a quaternion to a 4 * 4 matrix.  <a href="a00352.html#gadfa2c77094e8cc9adad321d938855ffb">More...</a><br /></td></tr>
    145. 

  145. <tr class="separator:gadfa2c77094e8cc9adad321d938855ffb"><td class="memSeparator" colspan="2">&#160;</td></tr>
    146. 

  146. <tr class="memitem:ga798de5d186499c9a9231cd92c8afaef1"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    147. 

  147. <tr class="memitem:ga798de5d186499c9a9231cd92c8afaef1"><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="a00352.html#ga798de5d186499c9a9231cd92c8afaef1">toQuat</a> (mat&lt; 3, 3, T, Q &gt; const &amp;x)</td></tr>
    148. 

  148. <tr class="memdesc:ga798de5d186499c9a9231cd92c8afaef1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a 3 * 3 matrix to a quaternion.  <a href="a00352.html#ga798de5d186499c9a9231cd92c8afaef1">More...</a><br /></td></tr>
    149. 

  149. <tr class="separator:ga798de5d186499c9a9231cd92c8afaef1"><td class="memSeparator" colspan="2">&#160;</td></tr>
    150. 

  150. <tr class="memitem:ga5eb36f51e1638e710451eba194dbc011"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    151. 

  151. <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="a00352.html#ga5eb36f51e1638e710451eba194dbc011">toQuat</a> (mat&lt; 4, 4, T, Q &gt; const &amp;x)</td></tr>
    152. 

  152. <tr class="memdesc:ga5eb36f51e1638e710451eba194dbc011"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a 4 * 4 matrix to a quaternion.  <a href="a00352.html#ga5eb36f51e1638e710451eba194dbc011">More...</a><br /></td></tr>
    153. 

  153. <tr class="separator:ga5eb36f51e1638e710451eba194dbc011"><td class="memSeparator" colspan="2">&#160;</td></tr>
    154. 

  154. </table>
    155. 

  155. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
    156. 

  156. <p>Include &lt;<a class="el" href="a00126.html" title="GLM_GTX_quaternion ">glm/gtx/quaternion.hpp</a>&gt; to use the features of this extension. </p>
    157. 

  157. <p>Extented quaternion types and functions </p>
    158. 

  158. <h2 class="groupheader">Function Documentation</h2>
    159. 

  159. <a class="anchor" id="ga2f32f970411c44cdd38bb98960198385"></a>
    160. 

  160. <div class="memitem">
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  162.       <table class="memname">
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  163.         <tr>
    164. 

  164.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::cross </td>
    165. 

  165.           <td>(</td>
    166. 

  166.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    167. 

  167.           <td class="paramname"><em>q</em>, </td>
    168. 

  168.         </tr>
    169. 

  169.         <tr>
    170. 

  170.           <td class="paramkey"></td>
    171. 

  171.           <td></td>
    172. 

  172.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    173. 

  173.           <td class="paramname"><em>v</em>&#160;</td>
    174. 

  174.         </tr>
    175. 

  175.         <tr>
    176. 

  176.           <td></td>
    177. 

  177.           <td>)</td>
    178. 

  178.           <td></td><td></td>
    179. 

  179.         </tr>
    180. 

  180.       </table>
    181. 

  181. </div><div class="memdoc">
    182. 

  182. 

  183. <p>Compute a cross product between a quaternion and a vector. </p>
    184. 

  184. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    185. 

  185. 

  186. </div>
    187. 

  187. </div>
    188. 

  188. <a class="anchor" id="ga9f5f77255756e5668dfee7f0d07ed021"></a>
    189. 

  189. <div class="memitem">
    190. 

  190. <div class="memproto">
    191. 

  191.       <table class="memname">
    192. 

  192.         <tr>
    193. 

  193.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::cross </td>
    194. 

  194.           <td>(</td>
    195. 

  195.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    196. 

  196.           <td class="paramname"><em>v</em>, </td>
    197. 

  197.         </tr>
    198. 

  198.         <tr>
    199. 

  199.           <td class="paramkey"></td>
    200. 

  200.           <td></td>
    201. 

  201.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    202. 

  202.           <td class="paramname"><em>q</em>&#160;</td>
    203. 

  203.         </tr>
    204. 

  204.         <tr>
    205. 

  205.           <td></td>
    206. 

  206.           <td>)</td>
    207. 

  207.           <td></td><td></td>
    208. 

  208.         </tr>
    209. 

  209.       </table>
    210. 

  210. </div><div class="memdoc">
    211. 

  211. 

  212. <p>Compute a cross product between a vector and a quaternion. </p>
    213. 

  213. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    214. 

  214. 

  215. </div>
    216. 

  216. </div>
    217. 

  217. <a class="anchor" id="ga321953c1b2e7befe6f5dcfddbfc6b76b"></a>
    218. 

  218. <div class="memitem">
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  220.       <table class="memname">
    221. 

  221.         <tr>
    222. 

  222.           <td class="memname">GLM_FUNC_DECL T glm::extractRealComponent </td>
    223. 

  223.           <td>(</td>
    224. 

  224.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    225. 

  225.           <td class="paramname"><em>q</em></td><td>)</td>
    226. 

  226.           <td></td>
    227. 

  227.         </tr>
    228. 

  228.       </table>
    229. 

  229. </div><div class="memdoc">
    230. 

  230. 

  231. <p>Extract the real component of a quaternion. </p>
    232. 

  232. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    233. 

  233. 

  234. </div>
    235. 

  235. </div>
    236. 

  236. <a class="anchor" id="ga264e10708d58dd0ff53b7902a2bd2561"></a>
    237. 

  237. <div class="memitem">
    238. 

  238. <div class="memproto">
    239. 

  239.       <table class="memname">
    240. 

  240.         <tr>
    241. 

  241.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::fastMix </td>
    242. 

  242.           <td>(</td>
    243. 

  243.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    244. 

  244.           <td class="paramname"><em>x</em>, </td>
    245. 

  245.         </tr>
    246. 

  246.         <tr>
    247. 

  247.           <td class="paramkey"></td>
    248. 

  248.           <td></td>
    249. 

  249.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    250. 

  250.           <td class="paramname"><em>y</em>, </td>
    251. 

  251.         </tr>
    252. 

  252.         <tr>
    253. 

  253.           <td class="paramkey"></td>
    254. 

  254.           <td></td>
    255. 

  255.           <td class="paramtype">T const &amp;&#160;</td>
    256. 

  256.           <td class="paramname"><em>a</em>&#160;</td>
    257. 

  257.         </tr>
    258. 

  258.         <tr>
    259. 

  259.           <td></td>
    260. 

  260.           <td>)</td>
    261. 

  261.           <td></td><td></td>
    262. 

  262.         </tr>
    263. 

  263.       </table>
    264. 

  264. </div><div class="memdoc">
    265. 

  265. 

  266. <p>Quaternion normalized linear interpolation. </p>
    267. 

  267. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    268. 

  268. 

  269. </div>
    270. 

  270. </div>
    271. 

  271. <a class="anchor" id="gacc5cd5f3e78de61d141c2355417424de"></a>
    272. 

  272. <div class="memitem">
    273. 

  273. <div class="memproto">
    274. 

  274.       <table class="memname">
    275. 

  275.         <tr>
    276. 

  276.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::intermediate </td>
    277. 

  277.           <td>(</td>
    278. 

  278.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    279. 

  279.           <td class="paramname"><em>prev</em>, </td>
    280. 

  280.         </tr>
    281. 

  281.         <tr>
    282. 

  282.           <td class="paramkey"></td>
    283. 

  283.           <td></td>
    284. 

  284.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    285. 

  285.           <td class="paramname"><em>curr</em>, </td>
    286. 

  286.         </tr>
    287. 

  287.         <tr>
    288. 

  288.           <td class="paramkey"></td>
    289. 

  289.           <td></td>
    290. 

  290.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    291. 

  291.           <td class="paramname"><em>next</em>&#160;</td>
    292. 

  292.         </tr>
    293. 

  293.         <tr>
    294. 

  294.           <td></td>
    295. 

  295.           <td>)</td>
    296. 

  296.           <td></td><td></td>
    297. 

  297.         </tr>
    298. 

  298.       </table>
    299. 

  299. </div><div class="memdoc">
    300. 

  300. 

  301. <p>Returns an intermediate control point for squad interpolation. </p>
    302. 

  302. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    303. 

  303. 

  304. </div>
    305. 

  305. </div>
    306. 

  306. <a class="anchor" id="ga58a609b1b8ab965f5df2702e8ca4e75b"></a>
    307. 

  307. <div class="memitem">
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    309. 

  309.       <table class="memname">
    310. 

  310.         <tr>
    311. 

  311.           <td class="memname">GLM_FUNC_DECL T glm::length2 </td>
    312. 

  312.           <td>(</td>
    313. 

  313.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    314. 

  314.           <td class="paramname"><em>q</em></td><td>)</td>
    315. 

  315.           <td></td>
    316. 

  316.         </tr>
    317. 

  317.       </table>
    318. 

  318. </div><div class="memdoc">
    319. 

  319. 

  320. <p>Returns the squared length of x. </p>
    321. 

  321. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    322. 

  322. 

  323. </div>
    324. 

  324. </div>
    325. 

  325. <a class="anchor" id="ga5ee8332600b2aca3a77622a28d857b55"></a>
    326. 

  326. <div class="memitem">
    327. 

  327. <div class="memproto">
    328. 

  328.       <table class="memname">
    329. 

  329.         <tr>
    330. 

  330.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quat_identity </td>
    331. 

  331.           <td>(</td>
    332. 

  332.           <td class="paramname"></td><td>)</td>
    333. 

  333.           <td></td>
    334. 

  334.         </tr>
    335. 

  335.       </table>
    336. 

  336. </div><div class="memdoc">
    337. 

  337. 

  338. <p>Create an identity quaternion. </p>
    339. 

  339. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    340. 

  340. 

  341. </div>
    342. 

  342. </div>
    343. 

  343. <a class="anchor" id="ga07da6ef58646442efe93b0c273d73776"></a>
    344. 

  344. <div class="memitem">
    345. 

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    346. 

  346.       <table class="memname">
    347. 

  347.         <tr>
    348. 

  348.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::rotate </td>
    349. 

  349.           <td>(</td>
    350. 

  350.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    351. 

  351.           <td class="paramname"><em>q</em>, </td>
    352. 

  352.         </tr>
    353. 

  353.         <tr>
    354. 

  354.           <td class="paramkey"></td>
    355. 

  355.           <td></td>
    356. 

  356.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    357. 

  357.           <td class="paramname"><em>v</em>&#160;</td>
    358. 

  358.         </tr>
    359. 

  359.         <tr>
    360. 

  360.           <td></td>
    361. 

  361.           <td>)</td>
    362. 

  362.           <td></td><td></td>
    363. 

  363.         </tr>
    364. 

  364.       </table>
    365. 

  365. </div><div class="memdoc">
    366. 

  366. 

  367. <p>Returns quarternion square root. </p>
    368. 

  368. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> Rotates a 3 components vector by a quaternion.</dd>
    369. 

  369. <dd>
    370. 

  370. <a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    371. 

  371. 

  372. </div>
    373. 

  373. </div>
    374. 

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    375. 

  375. <div class="memitem">
    376. 

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    377. 

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    378. 

  378.         <tr>
    379. 

  379.           <td class="memname">GLM_FUNC_DECL vec&lt;4, T, Q&gt; glm::rotate </td>
    380. 

  380.           <td>(</td>
    381. 

  381.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    382. 

  382.           <td class="paramname"><em>q</em>, </td>
    383. 

  383.         </tr>
    384. 

  384.         <tr>
    385. 

  385.           <td class="paramkey"></td>
    386. 

  386.           <td></td>
    387. 

  387.           <td class="paramtype">vec&lt; 4, T, Q &gt; const &amp;&#160;</td>
    388. 

  388.           <td class="paramname"><em>v</em>&#160;</td>
    389. 

  389.         </tr>
    390. 

  390.         <tr>
    391. 

  391.           <td></td>
    392. 

  392.           <td>)</td>
    393. 

  393.           <td></td><td></td>
    394. 

  394.         </tr>
    395. 

  395.       </table>
    396. 

  396. </div><div class="memdoc">
    397. 

  397. 

  398. <p>Rotates a 4 components vector by a quaternion. </p>
    399. 

  399. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    400. 

  400. 

  401. </div>
    402. 

  402. </div>
    403. 

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    404. 

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    406. 

  406.       <table class="memname">
    407. 

  407.         <tr>
    408. 

  408.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::rotation </td>
    409. 

  409.           <td>(</td>
    410. 

  410.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    411. 

  411.           <td class="paramname"><em>orig</em>, </td>
    412. 

  412.         </tr>
    413. 

  413.         <tr>
    414. 

  414.           <td class="paramkey"></td>
    415. 

  415.           <td></td>
    416. 

  416.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    417. 

  417.           <td class="paramname"><em>dest</em>&#160;</td>
    418. 

  418.         </tr>
    419. 

  419.         <tr>
    420. 

  420.           <td></td>
    421. 

  421.           <td>)</td>
    422. 

  422.           <td></td><td></td>
    423. 

  423.         </tr>
    424. 

  424.       </table>
    425. 

  425. </div><div class="memdoc">
    426. 

  426. 

  427. <p>Compute the rotation between two vectors. </p>
    428. 

  428. <dl class="params"><dt>Parameters</dt><dd>
    429. 

  429.   <table class="params">
    430. 

  430.     <tr><td class="paramname">orig</td><td>vector, needs to be normalized </td></tr>
    431. 

  431.     <tr><td class="paramname">dest</td><td>vector, needs to be normalized</td></tr>
    432. 

  432.   </table>
    433. 

  433.   </dd>
    434. 

  434. </dl>
    435. 

  435. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    436. 

  436. 

  437. </div>
    438. 

  438. </div>
    439. 

  439. <a class="anchor" id="gadc576cc957adc2a568cdcbc3799175bc"></a>
    440. 

  440. <div class="memitem">
    441. 

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    442. 

  442.       <table class="memname">
    443. 

  443.         <tr>
    444. 

  444.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::shortMix </td>
    445. 

  445.           <td>(</td>
    446. 

  446.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    447. 

  447.           <td class="paramname"><em>x</em>, </td>
    448. 

  448.         </tr>
    449. 

  449.         <tr>
    450. 

  450.           <td class="paramkey"></td>
    451. 

  451.           <td></td>
    452. 

  452.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    453. 

  453.           <td class="paramname"><em>y</em>, </td>
    454. 

  454.         </tr>
    455. 

  455.         <tr>
    456. 

  456.           <td class="paramkey"></td>
    457. 

  457.           <td></td>
    458. 

  458.           <td class="paramtype">T const &amp;&#160;</td>
    459. 

  459.           <td class="paramname"><em>a</em>&#160;</td>
    460. 

  460.         </tr>
    461. 

  461.         <tr>
    462. 

  462.           <td></td>
    463. 

  463.           <td>)</td>
    464. 

  464.           <td></td><td></td>
    465. 

  465.         </tr>
    466. 

  466.       </table>
    467. 

  467. </div><div class="memdoc">
    468. 

  468. 

  469. <p>Quaternion interpolation using the rotation short path. </p>
    470. 

  470. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    471. 

  471. 

  472. </div>
    473. 

  473. </div>
    474. 

  474. <a class="anchor" id="ga0b9bf3459e132ad8a18fe970669e3e35"></a>
    475. 

  475. <div class="memitem">
    476. 

  476. <div class="memproto">
    477. 

  477.       <table class="memname">
    478. 

  478.         <tr>
    479. 

  479.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::squad </td>
    480. 

  480.           <td>(</td>
    481. 

  481.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    482. 

  482.           <td class="paramname"><em>q1</em>, </td>
    483. 

  483.         </tr>
    484. 

  484.         <tr>
    485. 

  485.           <td class="paramkey"></td>
    486. 

  486.           <td></td>
    487. 

  487.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    488. 

  488.           <td class="paramname"><em>q2</em>, </td>
    489. 

  489.         </tr>
    490. 

  490.         <tr>
    491. 

  491.           <td class="paramkey"></td>
    492. 

  492.           <td></td>
    493. 

  493.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    494. 

  494.           <td class="paramname"><em>s1</em>, </td>
    495. 

  495.         </tr>
    496. 

  496.         <tr>
    497. 

  497.           <td class="paramkey"></td>
    498. 

  498.           <td></td>
    499. 

  499.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    500. 

  500.           <td class="paramname"><em>s2</em>, </td>
    501. 

  501.         </tr>
    502. 

  502.         <tr>
    503. 

  503.           <td class="paramkey"></td>
    504. 

  504.           <td></td>
    505. 

  505.           <td class="paramtype">T const &amp;&#160;</td>
    506. 

  506.           <td class="paramname"><em>h</em>&#160;</td>
    507. 

  507.         </tr>
    508. 

  508.         <tr>
    509. 

  509.           <td></td>
    510. 

  510.           <td>)</td>
    511. 

  511.           <td></td><td></td>
    512. 

  512.         </tr>
    513. 

  513.       </table>
    514. 

  514. </div><div class="memdoc">
    515. 

  515. 

  516. <p>Compute a point on a path according squad equation. </p>
    517. 

  517. <p>q1 and q2 are control points; s1 and s2 are intermediate control points.</p>
    518. 

  518. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    519. 

  519. 

  520. </div>
    521. 

  521. </div>
    522. 

  522. <a class="anchor" id="gaab0afabb894b28a983fb8ec610409d56"></a>
    523. 

  523. <div class="memitem">
    524. 

  524. <div class="memproto">
    525. 

  525.       <table class="memname">
    526. 

  526.         <tr>
    527. 

  527.           <td class="memname">GLM_FUNC_DECL mat&lt;3, 3, T, Q&gt; glm::toMat3 </td>
    528. 

  528.           <td>(</td>
    529. 

  529.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    530. 

  530.           <td class="paramname"><em>x</em></td><td>)</td>
    531. 

  531.           <td></td>
    532. 

  532.         </tr>
    533. 

  533.       </table>
    534. 

  534. </div><div class="memdoc">
    535. 

  535. 

  536. <p>Converts a quaternion to a 3 * 3 matrix. </p>
    537. 

  537. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    538. 

  538. 

  539. <p>Definition at line <a class="el" href="a00126_source.html#l00113">113</a> of file <a class="el" href="a00126_source.html">gtx/quaternion.hpp</a>.</p>
    540. 

  540. 

  541. <p>References <a class="el" href="a00299.html#ga333ab70047fbe4132406100c292dbc89">glm::mat3_cast()</a>.</p>
    542. 

  542. 

  543. </div>
    544. 

  544. </div>
    545. 

  545. <a class="anchor" id="gadfa2c77094e8cc9adad321d938855ffb"></a>
    546. 

  546. <div class="memitem">
    547. 

  547. <div class="memproto">
    548. 

  548.       <table class="memname">
    549. 

  549.         <tr>
    550. 

  550.           <td class="memname">GLM_FUNC_DECL mat&lt;4, 4, T, Q&gt; glm::toMat4 </td>
    551. 

  551.           <td>(</td>
    552. 

  552.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    553. 

  553.           <td class="paramname"><em>x</em></td><td>)</td>
    554. 

  554.           <td></td>
    555. 

  555.         </tr>
    556. 

  556.       </table>
    557. 

  557. </div><div class="memdoc">
    558. 

  558. 

  559. <p>Converts a quaternion to a 4 * 4 matrix. </p>
    560. 

  560. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    561. 

  561. 

  562. <p>Definition at line <a class="el" href="a00126_source.html#l00120">120</a> of file <a class="el" href="a00126_source.html">gtx/quaternion.hpp</a>.</p>
    563. 

  563. 

  564. <p>References <a class="el" href="a00299.html#ga1113212d9bdefc2e31ad40e5bbb506f3">glm::mat4_cast()</a>.</p>
    565. 

  565. 

  566. </div>
    567. 

  567. </div>
    568. 

  568. <a class="anchor" id="ga798de5d186499c9a9231cd92c8afaef1"></a>
    569. 

  569. <div class="memitem">
    570. 

  570. <div class="memproto">
    571. 

  571.       <table class="memname">
    572. 

  572.         <tr>
    573. 

  573.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::toQuat </td>
    574. 

  574.           <td>(</td>
    575. 

  575.           <td class="paramtype">mat&lt; 3, 3, T, Q &gt; const &amp;&#160;</td>
    576. 

  576.           <td class="paramname"><em>x</em></td><td>)</td>
    577. 

  577.           <td></td>
    578. 

  578.         </tr>
    579. 

  579.       </table>
    580. 

  580. </div><div class="memdoc">
    581. 

  581. 

  582. <p>Converts a 3 * 3 matrix to a quaternion. </p>
    583. 

  583. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    584. 

  584. 

  585. <p>Definition at line <a class="el" href="a00126_source.html#l00127">127</a> of file <a class="el" href="a00126_source.html">gtx/quaternion.hpp</a>.</p>
    586. 

  586. 

  587. <p>References <a class="el" href="a00299.html#ga1108a4ab88ca87bac321454eea7702f8">glm::quat_cast()</a>.</p>
    588. 

  588. 

  589. </div>
    590. 

  590. </div>
    591. 

  591. <a class="anchor" id="ga5eb36f51e1638e710451eba194dbc011"></a>
    592. 

  592. <div class="memitem">
    593. 

  593. <div class="memproto">
    594. 

  594.       <table class="memname">
    595. 

  595.         <tr>
    596. 

  596.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::toQuat </td>
    597. 

  597.           <td>(</td>
    598. 

  598.           <td class="paramtype">mat&lt; 4, 4, T, Q &gt; const &amp;&#160;</td>
    599. 

  599.           <td class="paramname"><em>x</em></td><td>)</td>
    600. 

  600.           <td></td>
    601. 

  601.         </tr>
    602. 

  602.       </table>
    603. 

  603. </div><div class="memdoc">
    604. 

  604. 

  605. <p>Converts a 4 * 4 matrix to a quaternion. </p>
    606. 

  606. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00352.html" title="Include <glm/gtx/quaternion.hpp> to use the features of this extension. ">GLM_GTX_quaternion</a> </dd></dl>
    607. 

  607. 

  608. <p>Definition at line <a class="el" href="a00126_source.html#l00134">134</a> of file <a class="el" href="a00126_source.html">gtx/quaternion.hpp</a>.</p>
    609. 

  609. 

  610. <p>References <a class="el" href="a00299.html#ga1108a4ab88ca87bac321454eea7702f8">glm::quat_cast()</a>.</p>
    611. 

  611. 

  612. </div>
    613. 

  613. </div>
    614. 

  614. </div><!-- contents -->
    615. 

  615. <!-- start footer part -->
    616. 

  616. <hr class="footer"/><address class="footer"><small>
    617. 

  617. Generated by &#160;<a href="http://www.doxygen.org/index.html">
    618. 

  618. <img class="footer" src="doxygen.png" alt="doxygen"/>
    619. 

  619. </a> 1.8.10
    620. 

  620. </small></address>
    621. 

  621. </body>
    622. 

  622. </html>
    623.