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

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    80. 

  80. <div class="title">GLM_GTX_quaternion<div class="ingroups"><a class="el" href="a00157.html">GTX Extensions (Experimental)</a></div></div>  </div>
    81. 

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

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

  83. 

  84. <p>Extented quaternion types and functions.  
    85. 

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

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

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

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

  89. <tr class="memitem:ga10bf31312088e4507db507d059a2fcf6"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    90. 

  90. <tr class="memitem:ga10bf31312088e4507db507d059a2fcf6"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 3, T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga10bf31312088e4507db507d059a2fcf6">cross</a> (tquat&lt; T, P &gt; const &amp;q, vec&lt; 3, T, P &gt; const &amp;v)</td></tr>
    91. 

  91. <tr class="memdesc:ga10bf31312088e4507db507d059a2fcf6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a cross product between a quaternion and a vector.  <a href="a00225.html#ga10bf31312088e4507db507d059a2fcf6">More...</a><br /></td></tr>
    92. 

  92. <tr class="separator:ga10bf31312088e4507db507d059a2fcf6"><td class="memSeparator" colspan="2">&#160;</td></tr>
    93. 

  93. <tr class="memitem:gae15afc8cf56c6758ab7f098e5f166618"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    94. 

  94. <tr class="memitem:gae15afc8cf56c6758ab7f098e5f166618"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 3, T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gae15afc8cf56c6758ab7f098e5f166618">cross</a> (vec&lt; 3, T, P &gt; const &amp;v, tquat&lt; T, P &gt; const &amp;q)</td></tr>
    95. 

  95. <tr class="memdesc:gae15afc8cf56c6758ab7f098e5f166618"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a cross product between a vector and a quaternion.  <a href="a00225.html#gae15afc8cf56c6758ab7f098e5f166618">More...</a><br /></td></tr>
    96. 

  96. <tr class="separator:gae15afc8cf56c6758ab7f098e5f166618"><td class="memSeparator" colspan="2">&#160;</td></tr>
    97. 

  97. <tr class="memitem:ga17295173d4c2b5ae49b84e9993b63a62"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    98. 

  98. <tr class="memitem:ga17295173d4c2b5ae49b84e9993b63a62"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga17295173d4c2b5ae49b84e9993b63a62">exp</a> (tquat&lt; T, P &gt; const &amp;q)</td></tr>
    99. 

  99. <tr class="memdesc:ga17295173d4c2b5ae49b84e9993b63a62"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns a exp of a quaternion.  <a href="a00225.html#ga17295173d4c2b5ae49b84e9993b63a62">More...</a><br /></td></tr>
    100. 

  100. <tr class="separator:ga17295173d4c2b5ae49b84e9993b63a62"><td class="memSeparator" colspan="2">&#160;</td></tr>
    101. 

  101. <tr class="memitem:ga90de879d97487ec804522dd418e5d8a0"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    102. 

  102. <tr class="memitem:ga90de879d97487ec804522dd418e5d8a0"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga90de879d97487ec804522dd418e5d8a0">extractRealComponent</a> (tquat&lt; T, P &gt; const &amp;q)</td></tr>
    103. 

  103. <tr class="memdesc:ga90de879d97487ec804522dd418e5d8a0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Extract the real component of a quaternion.  <a href="a00225.html#ga90de879d97487ec804522dd418e5d8a0">More...</a><br /></td></tr>
    104. 

  104. <tr class="separator:ga90de879d97487ec804522dd418e5d8a0"><td class="memSeparator" colspan="2">&#160;</td></tr>
    105. 

  105. <tr class="memitem:gac11bf550f17d1da14423595a27575084"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    106. 

  106. <tr class="memitem:gac11bf550f17d1da14423595a27575084"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gac11bf550f17d1da14423595a27575084">fastMix</a> (tquat&lt; T, P &gt; const &amp;x, tquat&lt; T, P &gt; const &amp;y, T const &amp;a)</td></tr>
    107. 

  107. <tr class="memdesc:gac11bf550f17d1da14423595a27575084"><td class="mdescLeft">&#160;</td><td class="mdescRight">Quaternion normalized linear interpolation.  <a href="a00225.html#gac11bf550f17d1da14423595a27575084">More...</a><br /></td></tr>
    108. 

  108. <tr class="separator:gac11bf550f17d1da14423595a27575084"><td class="memSeparator" colspan="2">&#160;</td></tr>
    109. 

  109. <tr class="memitem:ga56abae85b3669c866e91f3c57b298b9c"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    110. 

  110. <tr class="memitem:ga56abae85b3669c866e91f3c57b298b9c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga56abae85b3669c866e91f3c57b298b9c">intermediate</a> (tquat&lt; T, P &gt; const &amp;prev, tquat&lt; T, P &gt; const &amp;curr, tquat&lt; T, P &gt; const &amp;next)</td></tr>
    111. 

  111. <tr class="memdesc:ga56abae85b3669c866e91f3c57b298b9c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns an intermediate control point for squad interpolation.  <a href="a00225.html#ga56abae85b3669c866e91f3c57b298b9c">More...</a><br /></td></tr>
    112. 

  112. <tr class="separator:ga56abae85b3669c866e91f3c57b298b9c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    113. 

  113. <tr class="memitem:ga02b45352c7ac345cabc9e877314acda6"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    114. 

  114. <tr class="memitem:ga02b45352c7ac345cabc9e877314acda6"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga02b45352c7ac345cabc9e877314acda6">length2</a> (tquat&lt; T, P &gt; const &amp;q)</td></tr>
    115. 

  115. <tr class="memdesc:ga02b45352c7ac345cabc9e877314acda6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the squared length of x.  <a href="a00225.html#ga02b45352c7ac345cabc9e877314acda6">More...</a><br /></td></tr>
    116. 

  116. <tr class="separator:ga02b45352c7ac345cabc9e877314acda6"><td class="memSeparator" colspan="2">&#160;</td></tr>
    117. 

  117. <tr class="memitem:ga791f42e134bfe97fc9c96f4668dd7489"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    118. 

  118. <tr class="memitem:ga791f42e134bfe97fc9c96f4668dd7489"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga791f42e134bfe97fc9c96f4668dd7489">log</a> (tquat&lt; T, P &gt; const &amp;q)</td></tr>
    119. 

  119. <tr class="memdesc:ga791f42e134bfe97fc9c96f4668dd7489"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns a log of a quaternion.  <a href="a00225.html#ga791f42e134bfe97fc9c96f4668dd7489">More...</a><br /></td></tr>
    120. 

  120. <tr class="separator:ga791f42e134bfe97fc9c96f4668dd7489"><td class="memSeparator" colspan="2">&#160;</td></tr>
    121. 

  121. <tr class="memitem:ga42a0cf206c59eaeff4c67dd62e09a580"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    122. 

  122. <tr class="memitem:ga42a0cf206c59eaeff4c67dd62e09a580"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga42a0cf206c59eaeff4c67dd62e09a580">pow</a> (tquat&lt; T, P &gt; const &amp;x, T const &amp;y)</td></tr>
    123. 

  123. <tr class="memdesc:ga42a0cf206c59eaeff4c67dd62e09a580"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns x raised to the y power.  <a href="a00225.html#ga42a0cf206c59eaeff4c67dd62e09a580">More...</a><br /></td></tr>
    124. 

  124. <tr class="separator:ga42a0cf206c59eaeff4c67dd62e09a580"><td class="memSeparator" colspan="2">&#160;</td></tr>
    125. 

  125. <tr class="memitem:ga16f6d4192a56da6f33cec89ee41687bb"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    126. 

  126. <tr class="memitem:ga16f6d4192a56da6f33cec89ee41687bb"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga16f6d4192a56da6f33cec89ee41687bb">quat_identity</a> ()</td></tr>
    127. 

  127. <tr class="memdesc:ga16f6d4192a56da6f33cec89ee41687bb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an identity quaternion.  <a href="a00225.html#ga16f6d4192a56da6f33cec89ee41687bb">More...</a><br /></td></tr>
    128. 

  128. <tr class="separator:ga16f6d4192a56da6f33cec89ee41687bb"><td class="memSeparator" colspan="2">&#160;</td></tr>
    129. 

  129. <tr class="memitem:gaca168662c07bf78ba530c989591b9424"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    130. 

  130. <tr class="memitem:gaca168662c07bf78ba530c989591b9424"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gaca168662c07bf78ba530c989591b9424">quatLookAt</a> (vec&lt; 3, T, P &gt; const &amp;direction, vec&lt; 3, T, P &gt; const &amp;up)</td></tr>
    131. 

  131. <tr class="memdesc:gaca168662c07bf78ba530c989591b9424"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build a look at quaternion based on the default handedness.  <a href="a00225.html#gaca168662c07bf78ba530c989591b9424">More...</a><br /></td></tr>
    132. 

  132. <tr class="separator:gaca168662c07bf78ba530c989591b9424"><td class="memSeparator" colspan="2">&#160;</td></tr>
    133. 

  133. <tr class="memitem:ga124ad95675889e6ca9c4c1bd19325159"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    134. 

  134. <tr class="memitem:ga124ad95675889e6ca9c4c1bd19325159"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga124ad95675889e6ca9c4c1bd19325159">quatLookAtLH</a> (vec&lt; 3, T, P &gt; const &amp;direction, vec&lt; 3, T, P &gt; const &amp;up)</td></tr>
    135. 

  135. <tr class="memdesc:ga124ad95675889e6ca9c4c1bd19325159"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build a left-handed look at quaternion.  <a href="a00225.html#ga124ad95675889e6ca9c4c1bd19325159">More...</a><br /></td></tr>
    136. 

  136. <tr class="separator:ga124ad95675889e6ca9c4c1bd19325159"><td class="memSeparator" colspan="2">&#160;</td></tr>
    137. 

  137. <tr class="memitem:ga802477c77eede64915b22df789640b39"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    138. 

  138. <tr class="memitem:ga802477c77eede64915b22df789640b39"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga802477c77eede64915b22df789640b39">quatLookAtRH</a> (vec&lt; 3, T, P &gt; const &amp;direction, vec&lt; 3, T, P &gt; const &amp;up)</td></tr>
    139. 

  139. <tr class="memdesc:ga802477c77eede64915b22df789640b39"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build a right-handed look at quaternion.  <a href="a00225.html#ga802477c77eede64915b22df789640b39">More...</a><br /></td></tr>
    140. 

  140. <tr class="separator:ga802477c77eede64915b22df789640b39"><td class="memSeparator" colspan="2">&#160;</td></tr>
    141. 

  141. <tr class="memitem:ga38a6a9466368f57164081d689f41e11d"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    142. 

  142. <tr class="memitem:ga38a6a9466368f57164081d689f41e11d"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 3, T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga38a6a9466368f57164081d689f41e11d">rotate</a> (tquat&lt; T, P &gt; const &amp;q, vec&lt; 3, T, P &gt; const &amp;v)</td></tr>
    143. 

  143. <tr class="memdesc:ga38a6a9466368f57164081d689f41e11d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns quarternion square root.  <a href="a00225.html#ga38a6a9466368f57164081d689f41e11d">More...</a><br /></td></tr>
    144. 

  144. <tr class="separator:ga38a6a9466368f57164081d689f41e11d"><td class="memSeparator" colspan="2">&#160;</td></tr>
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  145. <tr class="memitem:ga19a2159102e9dbfd600fcb49ee0de181"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    146. 

  146. <tr class="memitem:ga19a2159102e9dbfd600fcb49ee0de181"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 4, T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga19a2159102e9dbfd600fcb49ee0de181">rotate</a> (tquat&lt; T, P &gt; const &amp;q, vec&lt; 4, T, P &gt; const &amp;v)</td></tr>
    147. 

  147. <tr class="memdesc:ga19a2159102e9dbfd600fcb49ee0de181"><td class="mdescLeft">&#160;</td><td class="mdescRight">Rotates a 4 components vector by a quaternion.  <a href="a00225.html#ga19a2159102e9dbfd600fcb49ee0de181">More...</a><br /></td></tr>
    148. 

  148. <tr class="separator:ga19a2159102e9dbfd600fcb49ee0de181"><td class="memSeparator" colspan="2">&#160;</td></tr>
    149. 

  149. <tr class="memitem:gaeee68c088d73076c6fff9825f07fd0ed"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    150. 

  150. <tr class="memitem:gaeee68c088d73076c6fff9825f07fd0ed"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gaeee68c088d73076c6fff9825f07fd0ed">rotation</a> (vec&lt; 3, T, P &gt; const &amp;orig, vec&lt; 3, T, P &gt; const &amp;dest)</td></tr>
    151. 

  151. <tr class="memdesc:gaeee68c088d73076c6fff9825f07fd0ed"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute the rotation between two vectors.  <a href="a00225.html#gaeee68c088d73076c6fff9825f07fd0ed">More...</a><br /></td></tr>
    152. 

  152. <tr class="separator:gaeee68c088d73076c6fff9825f07fd0ed"><td class="memSeparator" colspan="2">&#160;</td></tr>
    153. 

  153. <tr class="memitem:ga3534443de2a1a806f386976546cddc81"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    154. 

  154. <tr class="memitem:ga3534443de2a1a806f386976546cddc81"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga3534443de2a1a806f386976546cddc81">shortMix</a> (tquat&lt; T, P &gt; const &amp;x, tquat&lt; T, P &gt; const &amp;y, T const &amp;a)</td></tr>
    155. 

  155. <tr class="memdesc:ga3534443de2a1a806f386976546cddc81"><td class="mdescLeft">&#160;</td><td class="mdescRight">Quaternion interpolation using the rotation short path.  <a href="a00225.html#ga3534443de2a1a806f386976546cddc81">More...</a><br /></td></tr>
    156. 

  156. <tr class="separator:ga3534443de2a1a806f386976546cddc81"><td class="memSeparator" colspan="2">&#160;</td></tr>
    157. 

  157. <tr class="memitem:gae75f537becdf2b1381b4482ec96e6c82"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    158. 

  158. <tr class="memitem:gae75f537becdf2b1381b4482ec96e6c82"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gae75f537becdf2b1381b4482ec96e6c82">squad</a> (tquat&lt; T, P &gt; const &amp;q1, tquat&lt; T, P &gt; const &amp;q2, tquat&lt; T, P &gt; const &amp;s1, tquat&lt; T, P &gt; const &amp;s2, T const &amp;h)</td></tr>
    159. 

  159. <tr class="memdesc:gae75f537becdf2b1381b4482ec96e6c82"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a point on a path according squad equation.  <a href="a00225.html#gae75f537becdf2b1381b4482ec96e6c82">More...</a><br /></td></tr>
    160. 

  160. <tr class="separator:gae75f537becdf2b1381b4482ec96e6c82"><td class="memSeparator" colspan="2">&#160;</td></tr>
    161. 

  161. <tr class="memitem:gaa14b7540e32221fd86e03cbeb047ade9"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    162. 

  162. <tr class="memitem:gaa14b7540e32221fd86e03cbeb047ade9"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL mat&lt; 3, 3, T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gaa14b7540e32221fd86e03cbeb047ade9">toMat3</a> (tquat&lt; T, P &gt; const &amp;x)</td></tr>
    163. 

  163. <tr class="memdesc:gaa14b7540e32221fd86e03cbeb047ade9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a quaternion to a 3 * 3 matrix.  <a href="a00225.html#gaa14b7540e32221fd86e03cbeb047ade9">More...</a><br /></td></tr>
    164. 

  164. <tr class="separator:gaa14b7540e32221fd86e03cbeb047ade9"><td class="memSeparator" colspan="2">&#160;</td></tr>
    165. 

  165. <tr class="memitem:ga512c4ed2104e6ae25d754d22f4f9e43c"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    166. 

  166. <tr class="memitem:ga512c4ed2104e6ae25d754d22f4f9e43c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL mat&lt; 4, 4, T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga512c4ed2104e6ae25d754d22f4f9e43c">toMat4</a> (tquat&lt; T, P &gt; const &amp;x)</td></tr>
    167. 

  167. <tr class="memdesc:ga512c4ed2104e6ae25d754d22f4f9e43c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a quaternion to a 4 * 4 matrix.  <a href="a00225.html#ga512c4ed2104e6ae25d754d22f4f9e43c">More...</a><br /></td></tr>
    168. 

  168. <tr class="separator:ga512c4ed2104e6ae25d754d22f4f9e43c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    169. 

  169. <tr class="memitem:ga7af1f8c048d3502cb28051544667824d"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    170. 

  170. <tr class="memitem:ga7af1f8c048d3502cb28051544667824d"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#ga7af1f8c048d3502cb28051544667824d">toQuat</a> (mat&lt; 3, 3, T, P &gt; const &amp;x)</td></tr>
    171. 

  171. <tr class="memdesc:ga7af1f8c048d3502cb28051544667824d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a 3 * 3 matrix to a quaternion.  <a href="a00225.html#ga7af1f8c048d3502cb28051544667824d">More...</a><br /></td></tr>
    172. 

  172. <tr class="separator:ga7af1f8c048d3502cb28051544667824d"><td class="memSeparator" colspan="2">&#160;</td></tr>
    173. 

  173. <tr class="memitem:gaa3f56230569af325b3ec3ff4abb82dd0"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier P&gt; </td></tr>
    174. 

  174. <tr class="memitem:gaa3f56230569af325b3ec3ff4abb82dd0"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL tquat&lt; T, P &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00225.html#gaa3f56230569af325b3ec3ff4abb82dd0">toQuat</a> (mat&lt; 4, 4, T, P &gt; const &amp;x)</td></tr>
    175. 

  175. <tr class="memdesc:gaa3f56230569af325b3ec3ff4abb82dd0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a 4 * 4 matrix to a quaternion.  <a href="a00225.html#gaa3f56230569af325b3ec3ff4abb82dd0">More...</a><br /></td></tr>
    176. 

  176. <tr class="separator:gaa3f56230569af325b3ec3ff4abb82dd0"><td class="memSeparator" colspan="2">&#160;</td></tr>
    177. 

  177. </table>
    178. 

  178. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
    179. 

  179. <p>Extented quaternion types and functions. </p>
    180. 

  180. <p>&lt;<a class="el" href="a00092.html" title="GLM_GTX_quaternion ">glm/gtx/quaternion.hpp</a>&gt; need to be included to use these functionalities. </p>
    181. 

  181. <h2 class="groupheader">Function Documentation</h2>
    182. 

  182. <a class="anchor" id="ga10bf31312088e4507db507d059a2fcf6"></a>
    183. 

  183. <div class="memitem">
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    186. 

  186.         <tr>
    187. 

  187.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, P&gt; glm::cross </td>
    188. 

  188.           <td>(</td>
    189. 

  189.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    190. 

  190.           <td class="paramname"><em>q</em>, </td>
    191. 

  191.         </tr>
    192. 

  192.         <tr>
    193. 

  193.           <td class="paramkey"></td>
    194. 

  194.           <td></td>
    195. 

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

  196.           <td class="paramname"><em>v</em>&#160;</td>
    197. 

  197.         </tr>
    198. 

  198.         <tr>
    199. 

  199.           <td></td>
    200. 

  200.           <td>)</td>
    201. 

  201.           <td></td><td></td>
    202. 

  202.         </tr>
    203. 

  203.       </table>
    204. 

  204. </div><div class="memdoc">
    205. 

  205. 

  206. <p>Compute a cross product between a quaternion and a vector. </p>
    207. 

  207. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    208. 

  208. 

  209. </div>
    210. 

  210. </div>
    211. 

  211. <a class="anchor" id="gae15afc8cf56c6758ab7f098e5f166618"></a>
    212. 

  212. <div class="memitem">
    213. 

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  214.       <table class="memname">
    215. 

  215.         <tr>
    216. 

  216.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, P&gt; glm::cross </td>
    217. 

  217.           <td>(</td>
    218. 

  218.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    219. 

  219.           <td class="paramname"><em>v</em>, </td>
    220. 

  220.         </tr>
    221. 

  221.         <tr>
    222. 

  222.           <td class="paramkey"></td>
    223. 

  223.           <td></td>
    224. 

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

  225.           <td class="paramname"><em>q</em>&#160;</td>
    226. 

  226.         </tr>
    227. 

  227.         <tr>
    228. 

  228.           <td></td>
    229. 

  229.           <td>)</td>
    230. 

  230.           <td></td><td></td>
    231. 

  231.         </tr>
    232. 

  232.       </table>
    233. 

  233. </div><div class="memdoc">
    234. 

  234. 

  235. <p>Compute a cross product between a vector and a quaternion. </p>
    236. 

  236. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    237. 

  237. 

  238. </div>
    239. 

  239. </div>
    240. 

  240. <a class="anchor" id="ga17295173d4c2b5ae49b84e9993b63a62"></a>
    241. 

  241. <div class="memitem">
    242. 

  242. <div class="memproto">
    243. 

  243.       <table class="memname">
    244. 

  244.         <tr>
    245. 

  245.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::exp </td>
    246. 

  246.           <td>(</td>
    247. 

  247.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    248. 

  248.           <td class="paramname"><em>q</em></td><td>)</td>
    249. 

  249.           <td></td>
    250. 

  250.         </tr>
    251. 

  251.       </table>
    252. 

  252. </div><div class="memdoc">
    253. 

  253. 

  254. <p>Returns a exp of a quaternion. </p>
    255. 

  255. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    256. 

  256. 

  257. </div>
    258. 

  258. </div>
    259. 

  259. <a class="anchor" id="ga90de879d97487ec804522dd418e5d8a0"></a>
    260. 

  260. <div class="memitem">
    261. 

  261. <div class="memproto">
    262. 

  262.       <table class="memname">
    263. 

  263.         <tr>
    264. 

  264.           <td class="memname">GLM_FUNC_DECL T glm::extractRealComponent </td>
    265. 

  265.           <td>(</td>
    266. 

  266.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    267. 

  267.           <td class="paramname"><em>q</em></td><td>)</td>
    268. 

  268.           <td></td>
    269. 

  269.         </tr>
    270. 

  270.       </table>
    271. 

  271. </div><div class="memdoc">
    272. 

  272. 

  273. <p>Extract the real component of a quaternion. </p>
    274. 

  274. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    275. 

  275. 

  276. </div>
    277. 

  277. </div>
    278. 

  278. <a class="anchor" id="gac11bf550f17d1da14423595a27575084"></a>
    279. 

  279. <div class="memitem">
    280. 

  280. <div class="memproto">
    281. 

  281.       <table class="memname">
    282. 

  282.         <tr>
    283. 

  283.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::fastMix </td>
    284. 

  284.           <td>(</td>
    285. 

  285.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    286. 

  286.           <td class="paramname"><em>x</em>, </td>
    287. 

  287.         </tr>
    288. 

  288.         <tr>
    289. 

  289.           <td class="paramkey"></td>
    290. 

  290.           <td></td>
    291. 

  291.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    292. 

  292.           <td class="paramname"><em>y</em>, </td>
    293. 

  293.         </tr>
    294. 

  294.         <tr>
    295. 

  295.           <td class="paramkey"></td>
    296. 

  296.           <td></td>
    297. 

  297.           <td class="paramtype">T const &amp;&#160;</td>
    298. 

  298.           <td class="paramname"><em>a</em>&#160;</td>
    299. 

  299.         </tr>
    300. 

  300.         <tr>
    301. 

  301.           <td></td>
    302. 

  302.           <td>)</td>
    303. 

  303.           <td></td><td></td>
    304. 

  304.         </tr>
    305. 

  305.       </table>
    306. 

  306. </div><div class="memdoc">
    307. 

  307. 

  308. <p>Quaternion normalized linear interpolation. </p>
    309. 

  309. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    310. 

  310. 

  311. </div>
    312. 

  312. </div>
    313. 

  313. <a class="anchor" id="ga56abae85b3669c866e91f3c57b298b9c"></a>
    314. 

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    316. 

  316.       <table class="memname">
    317. 

  317.         <tr>
    318. 

  318.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::intermediate </td>
    319. 

  319.           <td>(</td>
    320. 

  320.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    321. 

  321.           <td class="paramname"><em>prev</em>, </td>
    322. 

  322.         </tr>
    323. 

  323.         <tr>
    324. 

  324.           <td class="paramkey"></td>
    325. 

  325.           <td></td>
    326. 

  326.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    327. 

  327.           <td class="paramname"><em>curr</em>, </td>
    328. 

  328.         </tr>
    329. 

  329.         <tr>
    330. 

  330.           <td class="paramkey"></td>
    331. 

  331.           <td></td>
    332. 

  332.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    333. 

  333.           <td class="paramname"><em>next</em>&#160;</td>
    334. 

  334.         </tr>
    335. 

  335.         <tr>
    336. 

  336.           <td></td>
    337. 

  337.           <td>)</td>
    338. 

  338.           <td></td><td></td>
    339. 

  339.         </tr>
    340. 

  340.       </table>
    341. 

  341. </div><div class="memdoc">
    342. 

  342. 

  343. <p>Returns an intermediate control point for squad interpolation. </p>
    344. 

  344. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    345. 

  345. 

  346. </div>
    347. 

  347. </div>
    348. 

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    349. 

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    352. 

  352.         <tr>
    353. 

  353.           <td class="memname">GLM_FUNC_DECL T glm::length2 </td>
    354. 

  354.           <td>(</td>
    355. 

  355.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    356. 

  356.           <td class="paramname"><em>q</em></td><td>)</td>
    357. 

  357.           <td></td>
    358. 

  358.         </tr>
    359. 

  359.       </table>
    360. 

  360. </div><div class="memdoc">
    361. 

  361. 

  362. <p>Returns the squared length of x. </p>
    363. 

  363. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    364. 

  364. 

  365. </div>
    366. 

  366. </div>
    367. 

  367. <a class="anchor" id="ga791f42e134bfe97fc9c96f4668dd7489"></a>
    368. 

  368. <div class="memitem">
    369. 

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    370. 

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    371. 

  371.         <tr>
    372. 

  372.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::log </td>
    373. 

  373.           <td>(</td>
    374. 

  374.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    375. 

  375.           <td class="paramname"><em>q</em></td><td>)</td>
    376. 

  376.           <td></td>
    377. 

  377.         </tr>
    378. 

  378.       </table>
    379. 

  379. </div><div class="memdoc">
    380. 

  380. 

  381. <p>Returns a log of a quaternion. </p>
    382. 

  382. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    383. 

  383. 

  384. </div>
    385. 

  385. </div>
    386. 

  386. <a class="anchor" id="ga42a0cf206c59eaeff4c67dd62e09a580"></a>
    387. 

  387. <div class="memitem">
    388. 

  388. <div class="memproto">
    389. 

  389.       <table class="memname">
    390. 

  390.         <tr>
    391. 

  391.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::pow </td>
    392. 

  392.           <td>(</td>
    393. 

  393.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    394. 

  394.           <td class="paramname"><em>x</em>, </td>
    395. 

  395.         </tr>
    396. 

  396.         <tr>
    397. 

  397.           <td class="paramkey"></td>
    398. 

  398.           <td></td>
    399. 

  399.           <td class="paramtype">T const &amp;&#160;</td>
    400. 

  400.           <td class="paramname"><em>y</em>&#160;</td>
    401. 

  401.         </tr>
    402. 

  402.         <tr>
    403. 

  403.           <td></td>
    404. 

  404.           <td>)</td>
    405. 

  405.           <td></td><td></td>
    406. 

  406.         </tr>
    407. 

  407.       </table>
    408. 

  408. </div><div class="memdoc">
    409. 

  409. 

  410. <p>Returns x raised to the y power. </p>
    411. 

  411. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    412. 

  412. 

  413. </div>
    414. 

  414. </div>
    415. 

  415. <a class="anchor" id="ga16f6d4192a56da6f33cec89ee41687bb"></a>
    416. 

  416. <div class="memitem">
    417. 

  417. <div class="memproto">
    418. 

  418.       <table class="memname">
    419. 

  419.         <tr>
    420. 

  420.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::quat_identity </td>
    421. 

  421.           <td>(</td>
    422. 

  422.           <td class="paramname"></td><td>)</td>
    423. 

  423.           <td></td>
    424. 

  424.         </tr>
    425. 

  425.       </table>
    426. 

  426. </div><div class="memdoc">
    427. 

  427. 

  428. <p>Create an identity quaternion. </p>
    429. 

  429. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    430. 

  430. 

  431. </div>
    432. 

  432. </div>
    433. 

  433. <a class="anchor" id="gaca168662c07bf78ba530c989591b9424"></a>
    434. 

  434. <div class="memitem">
    435. 

  435. <div class="memproto">
    436. 

  436.       <table class="memname">
    437. 

  437.         <tr>
    438. 

  438.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::quatLookAt </td>
    439. 

  439.           <td>(</td>
    440. 

  440.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    441. 

  441.           <td class="paramname"><em>direction</em>, </td>
    442. 

  442.         </tr>
    443. 

  443.         <tr>
    444. 

  444.           <td class="paramkey"></td>
    445. 

  445.           <td></td>
    446. 

  446.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    447. 

  447.           <td class="paramname"><em>up</em>&#160;</td>
    448. 

  448.         </tr>
    449. 

  449.         <tr>
    450. 

  450.           <td></td>
    451. 

  451.           <td>)</td>
    452. 

  452.           <td></td><td></td>
    453. 

  453.         </tr>
    454. 

  454.       </table>
    455. 

  455. </div><div class="memdoc">
    456. 

  456. 

  457. <p>Build a look at quaternion based on the default handedness. </p>
    458. 

  458. <dl class="params"><dt>Parameters</dt><dd>
    459. 

  459.   <table class="params">
    460. 

  460.     <tr><td class="paramname">direction</td><td>Desired direction of the camera. </td></tr>
    461. 

  461.     <tr><td class="paramname">up</td><td>Up vector, how the camera is oriented. Typically (0, 1, 0). </td></tr>
    462. 

  462.   </table>
    463. 

  463.   </dd>
    464. 

  464. </dl>
    465. 

  465. 

  466. </div>
    467. 

  467. </div>
    468. 

  468. <a class="anchor" id="ga124ad95675889e6ca9c4c1bd19325159"></a>
    469. 

  469. <div class="memitem">
    470. 

  470. <div class="memproto">
    471. 

  471.       <table class="memname">
    472. 

  472.         <tr>
    473. 

  473.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::quatLookAtLH </td>
    474. 

  474.           <td>(</td>
    475. 

  475.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    476. 

  476.           <td class="paramname"><em>direction</em>, </td>
    477. 

  477.         </tr>
    478. 

  478.         <tr>
    479. 

  479.           <td class="paramkey"></td>
    480. 

  480.           <td></td>
    481. 

  481.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    482. 

  482.           <td class="paramname"><em>up</em>&#160;</td>
    483. 

  483.         </tr>
    484. 

  484.         <tr>
    485. 

  485.           <td></td>
    486. 

  486.           <td>)</td>
    487. 

  487.           <td></td><td></td>
    488. 

  488.         </tr>
    489. 

  489.       </table>
    490. 

  490. </div><div class="memdoc">
    491. 

  491. 

  492. <p>Build a left-handed look at quaternion. </p>
    493. 

  493. <dl class="params"><dt>Parameters</dt><dd>
    494. 

  494.   <table class="params">
    495. 

  495.     <tr><td class="paramname">direction</td><td>Desired direction onto which the +z-axis gets mapped </td></tr>
    496. 

  496.     <tr><td class="paramname">up</td><td>Up vector, how the camera is oriented. Typically (0, 1, 0). </td></tr>
    497. 

  497.   </table>
    498. 

  498.   </dd>
    499. 

  499. </dl>
    500. 

  500. 

  501. </div>
    502. 

  502. </div>
    503. 

  503. <a class="anchor" id="ga802477c77eede64915b22df789640b39"></a>
    504. 

  504. <div class="memitem">
    505. 

  505. <div class="memproto">
    506. 

  506.       <table class="memname">
    507. 

  507.         <tr>
    508. 

  508.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::quatLookAtRH </td>
    509. 

  509.           <td>(</td>
    510. 

  510.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    511. 

  511.           <td class="paramname"><em>direction</em>, </td>
    512. 

  512.         </tr>
    513. 

  513.         <tr>
    514. 

  514.           <td class="paramkey"></td>
    515. 

  515.           <td></td>
    516. 

  516.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    517. 

  517.           <td class="paramname"><em>up</em>&#160;</td>
    518. 

  518.         </tr>
    519. 

  519.         <tr>
    520. 

  520.           <td></td>
    521. 

  521.           <td>)</td>
    522. 

  522.           <td></td><td></td>
    523. 

  523.         </tr>
    524. 

  524.       </table>
    525. 

  525. </div><div class="memdoc">
    526. 

  526. 

  527. <p>Build a right-handed look at quaternion. </p>
    528. 

  528. <dl class="params"><dt>Parameters</dt><dd>
    529. 

  529.   <table class="params">
    530. 

  530.     <tr><td class="paramname">direction</td><td>Desired direction of the camera. </td></tr>
    531. 

  531.     <tr><td class="paramname">up</td><td>Up vector, how the camera is oriented. Typically (0, 1, 0). </td></tr>
    532. 

  532.   </table>
    533. 

  533.   </dd>
    534. 

  534. </dl>
    535. 

  535. 

  536. </div>
    537. 

  537. </div>
    538. 

  538. <a class="anchor" id="ga38a6a9466368f57164081d689f41e11d"></a>
    539. 

  539. <div class="memitem">
    540. 

  540. <div class="memproto">
    541. 

  541.       <table class="memname">
    542. 

  542.         <tr>
    543. 

  543.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, P&gt; glm::rotate </td>
    544. 

  544.           <td>(</td>
    545. 

  545.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    546. 

  546.           <td class="paramname"><em>q</em>, </td>
    547. 

  547.         </tr>
    548. 

  548.         <tr>
    549. 

  549.           <td class="paramkey"></td>
    550. 

  550.           <td></td>
    551. 

  551.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    552. 

  552.           <td class="paramname"><em>v</em>&#160;</td>
    553. 

  553.         </tr>
    554. 

  554.         <tr>
    555. 

  555.           <td></td>
    556. 

  556.           <td>)</td>
    557. 

  557.           <td></td><td></td>
    558. 

  558.         </tr>
    559. 

  559.       </table>
    560. 

  560. </div><div class="memdoc">
    561. 

  561. 

  562. <p>Returns quarternion square root. </p>
    563. 

  563. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> Rotates a 3 components vector by a quaternion.</dd>
    564. 

  564. <dd>
    565. 

  565. <a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    566. 

  566. 

  567. </div>
    568. 

  568. </div>
    569. 

  569. <a class="anchor" id="ga19a2159102e9dbfd600fcb49ee0de181"></a>
    570. 

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

  571. <div class="memproto">
    572. 

  572.       <table class="memname">
    573. 

  573.         <tr>
    574. 

  574.           <td class="memname">GLM_FUNC_DECL vec&lt;4, T, P&gt; glm::rotate </td>
    575. 

  575.           <td>(</td>
    576. 

  576.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    577. 

  577.           <td class="paramname"><em>q</em>, </td>
    578. 

  578.         </tr>
    579. 

  579.         <tr>
    580. 

  580.           <td class="paramkey"></td>
    581. 

  581.           <td></td>
    582. 

  582.           <td class="paramtype">vec&lt; 4, T, P &gt; const &amp;&#160;</td>
    583. 

  583.           <td class="paramname"><em>v</em>&#160;</td>
    584. 

  584.         </tr>
    585. 

  585.         <tr>
    586. 

  586.           <td></td>
    587. 

  587.           <td>)</td>
    588. 

  588.           <td></td><td></td>
    589. 

  589.         </tr>
    590. 

  590.       </table>
    591. 

  591. </div><div class="memdoc">
    592. 

  592. 

  593. <p>Rotates a 4 components vector by a quaternion. </p>
    594. 

  594. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    595. 

  595. 

  596. </div>
    597. 

  597. </div>
    598. 

  598. <a class="anchor" id="gaeee68c088d73076c6fff9825f07fd0ed"></a>
    599. 

  599. <div class="memitem">
    600. 

  600. <div class="memproto">
    601. 

  601.       <table class="memname">
    602. 

  602.         <tr>
    603. 

  603.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::rotation </td>
    604. 

  604.           <td>(</td>
    605. 

  605.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    606. 

  606.           <td class="paramname"><em>orig</em>, </td>
    607. 

  607.         </tr>
    608. 

  608.         <tr>
    609. 

  609.           <td class="paramkey"></td>
    610. 

  610.           <td></td>
    611. 

  611.           <td class="paramtype">vec&lt; 3, T, P &gt; const &amp;&#160;</td>
    612. 

  612.           <td class="paramname"><em>dest</em>&#160;</td>
    613. 

  613.         </tr>
    614. 

  614.         <tr>
    615. 

  615.           <td></td>
    616. 

  616.           <td>)</td>
    617. 

  617.           <td></td><td></td>
    618. 

  618.         </tr>
    619. 

  619.       </table>
    620. 

  620. </div><div class="memdoc">
    621. 

  621. 

  622. <p>Compute the rotation between two vectors. </p>
    623. 

  623. <p>param orig vector, needs to be normalized param dest vector, needs to be normalized</p>
    624. 

  624. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    625. 

  625. 

  626. </div>
    627. 

  627. </div>
    628. 

  628. <a class="anchor" id="ga3534443de2a1a806f386976546cddc81"></a>
    629. 

  629. <div class="memitem">
    630. 

  630. <div class="memproto">
    631. 

  631.       <table class="memname">
    632. 

  632.         <tr>
    633. 

  633.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::shortMix </td>
    634. 

  634.           <td>(</td>
    635. 

  635.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    636. 

  636.           <td class="paramname"><em>x</em>, </td>
    637. 

  637.         </tr>
    638. 

  638.         <tr>
    639. 

  639.           <td class="paramkey"></td>
    640. 

  640.           <td></td>
    641. 

  641.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    642. 

  642.           <td class="paramname"><em>y</em>, </td>
    643. 

  643.         </tr>
    644. 

  644.         <tr>
    645. 

  645.           <td class="paramkey"></td>
    646. 

  646.           <td></td>
    647. 

  647.           <td class="paramtype">T const &amp;&#160;</td>
    648. 

  648.           <td class="paramname"><em>a</em>&#160;</td>
    649. 

  649.         </tr>
    650. 

  650.         <tr>
    651. 

  651.           <td></td>
    652. 

  652.           <td>)</td>
    653. 

  653.           <td></td><td></td>
    654. 

  654.         </tr>
    655. 

  655.       </table>
    656. 

  656. </div><div class="memdoc">
    657. 

  657. 

  658. <p>Quaternion interpolation using the rotation short path. </p>
    659. 

  659. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    660. 

  660. 

  661. </div>
    662. 

  662. </div>
    663. 

  663. <a class="anchor" id="gae75f537becdf2b1381b4482ec96e6c82"></a>
    664. 

  664. <div class="memitem">
    665. 

  665. <div class="memproto">
    666. 

  666.       <table class="memname">
    667. 

  667.         <tr>
    668. 

  668.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::squad </td>
    669. 

  669.           <td>(</td>
    670. 

  670.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    671. 

  671.           <td class="paramname"><em>q1</em>, </td>
    672. 

  672.         </tr>
    673. 

  673.         <tr>
    674. 

  674.           <td class="paramkey"></td>
    675. 

  675.           <td></td>
    676. 

  676.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    677. 

  677.           <td class="paramname"><em>q2</em>, </td>
    678. 

  678.         </tr>
    679. 

  679.         <tr>
    680. 

  680.           <td class="paramkey"></td>
    681. 

  681.           <td></td>
    682. 

  682.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    683. 

  683.           <td class="paramname"><em>s1</em>, </td>
    684. 

  684.         </tr>
    685. 

  685.         <tr>
    686. 

  686.           <td class="paramkey"></td>
    687. 

  687.           <td></td>
    688. 

  688.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    689. 

  689.           <td class="paramname"><em>s2</em>, </td>
    690. 

  690.         </tr>
    691. 

  691.         <tr>
    692. 

  692.           <td class="paramkey"></td>
    693. 

  693.           <td></td>
    694. 

  694.           <td class="paramtype">T const &amp;&#160;</td>
    695. 

  695.           <td class="paramname"><em>h</em>&#160;</td>
    696. 

  696.         </tr>
    697. 

  697.         <tr>
    698. 

  698.           <td></td>
    699. 

  699.           <td>)</td>
    700. 

  700.           <td></td><td></td>
    701. 

  701.         </tr>
    702. 

  702.       </table>
    703. 

  703. </div><div class="memdoc">
    704. 

  704. 

  705. <p>Compute a point on a path according squad equation. </p>
    706. 

  706. <p>q1 and q2 are control points; s1 and s2 are intermediate control points.</p>
    707. 

  707. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    708. 

  708. 

  709. </div>
    710. 

  710. </div>
    711. 

  711. <a class="anchor" id="gaa14b7540e32221fd86e03cbeb047ade9"></a>
    712. 

  712. <div class="memitem">
    713. 

  713. <div class="memproto">
    714. 

  714.       <table class="memname">
    715. 

  715.         <tr>
    716. 

  716.           <td class="memname">GLM_FUNC_DECL mat&lt;3, 3, T, P&gt; glm::toMat3 </td>
    717. 

  717.           <td>(</td>
    718. 

  718.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    719. 

  719.           <td class="paramname"><em>x</em></td><td>)</td>
    720. 

  720.           <td></td>
    721. 

  721.         </tr>
    722. 

  722.       </table>
    723. 

  723. </div><div class="memdoc">
    724. 

  724. 

  725. <p>Converts a quaternion to a 3 * 3 matrix. </p>
    726. 

  726. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    727. 

  727. 

  728. <p>Definition at line <a class="el" href="a00092_source.html#l00134">134</a> of file <a class="el" href="a00092_source.html">gtx/quaternion.hpp</a>.</p>
    729. 

  729. 

  730. <p>References <a class="el" href="a00174.html#ga903647421102a0ce39f06d10e4b14d3c">glm::mat3_cast()</a>.</p>
    731. 

  731. 

  732. </div>
    733. 

  733. </div>
    734. 

  734. <a class="anchor" id="ga512c4ed2104e6ae25d754d22f4f9e43c"></a>
    735. 

  735. <div class="memitem">
    736. 

  736. <div class="memproto">
    737. 

  737.       <table class="memname">
    738. 

  738.         <tr>
    739. 

  739.           <td class="memname">GLM_FUNC_DECL mat&lt;4, 4, T, P&gt; glm::toMat4 </td>
    740. 

  740.           <td>(</td>
    741. 

  741.           <td class="paramtype">tquat&lt; T, P &gt; const &amp;&#160;</td>
    742. 

  742.           <td class="paramname"><em>x</em></td><td>)</td>
    743. 

  743.           <td></td>
    744. 

  744.         </tr>
    745. 

  745.       </table>
    746. 

  746. </div><div class="memdoc">
    747. 

  747. 

  748. <p>Converts a quaternion to a 4 * 4 matrix. </p>
    749. 

  749. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    750. 

  750. 

  751. <p>Definition at line <a class="el" href="a00092_source.html#l00141">141</a> of file <a class="el" href="a00092_source.html">gtx/quaternion.hpp</a>.</p>
    752. 

  752. 

  753. <p>References <a class="el" href="a00174.html#ga2aab716151de566a3f6ec3bad49f3964">glm::mat4_cast()</a>.</p>
    754. 

  754. 

  755. </div>
    756. 

  756. </div>
    757. 

  757. <a class="anchor" id="ga7af1f8c048d3502cb28051544667824d"></a>
    758. 

  758. <div class="memitem">
    759. 

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    760. 

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    761. 

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    762. 

  762.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::toQuat </td>
    763. 

  763.           <td>(</td>
    764. 

  764.           <td class="paramtype">mat&lt; 3, 3, T, P &gt; const &amp;&#160;</td>
    765. 

  765.           <td class="paramname"><em>x</em></td><td>)</td>
    766. 

  766.           <td></td>
    767. 

  767.         </tr>
    768. 

  768.       </table>
    769. 

  769. </div><div class="memdoc">
    770. 

  770. 

  771. <p>Converts a 3 * 3 matrix to a quaternion. </p>
    772. 

  772. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    773. 

  773. 

  774. <p>Definition at line <a class="el" href="a00092_source.html#l00148">148</a> of file <a class="el" href="a00092_source.html">gtx/quaternion.hpp</a>.</p>
    775. 

  775. 

  776. <p>References <a class="el" href="a00174.html#ga61f11ea26c2e7f2bb5e8bd3019c3f739">glm::quat_cast()</a>.</p>
    777. 

  777. 

  778. </div>
    779. 

  779. </div>
    780. 

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    781. 

  781. <div class="memitem">
    782. 

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    783. 

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    784. 

  784.         <tr>
    785. 

  785.           <td class="memname">GLM_FUNC_DECL tquat&lt;T, P&gt; glm::toQuat </td>
    786. 

  786.           <td>(</td>
    787. 

  787.           <td class="paramtype">mat&lt; 4, 4, T, P &gt; const &amp;&#160;</td>
    788. 

  788.           <td class="paramname"><em>x</em></td><td>)</td>
    789. 

  789.           <td></td>
    790. 

  790.         </tr>
    791. 

  791.       </table>
    792. 

  792. </div><div class="memdoc">
    793. 

  793. 

  794. <p>Converts a 4 * 4 matrix to a quaternion. </p>
    795. 

  795. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00225.html" title="Extented quaternion types and functions. ">GLM_GTX_quaternion</a> </dd></dl>
    796. 

  796. 

  797. <p>Definition at line <a class="el" href="a00092_source.html#l00155">155</a> of file <a class="el" href="a00092_source.html">gtx/quaternion.hpp</a>.</p>
    798. 

  798. 

  799. <p>References <a class="el" href="a00174.html#ga61f11ea26c2e7f2bb5e8bd3019c3f739">glm::quat_cast()</a>.</p>
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  808. </a> 1.8.10
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