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  5. <title>GLM: glm::gtc::quaternion Namespace Reference</title>
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  25.   <div class="navpath"><a class="el" href="a00124.html">glm</a>::<a class="el" href="a00142.html">gtc</a>::<a class="el" href="a00148.html">quaternion</a>
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    28. 

  28. <div class="contents">
    29. 

  29. <h1>glm::gtc::quaternion Namespace Reference</h1>
    30. 

  30. <p>GLM_GTC_quaternion extension: Quaternion types and functions.  
    31. 

  31. <a href="#_details">More...</a></p>
    32. 

  32. <table border="0" cellpadding="0" cellspacing="0">
    33. 

  33. <tr><td colspan="2"><h2>Typedefs</h2></td></tr>
    34. 

  34. <tr><td class="memItemLeft" align="right" valign="top">typedef detail::tquat&lt; float &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00148.html#a60408579db470456070a3336295625a7">quat</a></td></tr>
    35. 

  35. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Quaternion of floating-point numbers.  <a href="#a60408579db470456070a3336295625a7"></a><br/></td></tr>
    36. 

  36. <tr><td colspan="2"><h2>Functions</h2></td></tr>
    37. 

  37. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    38. 

  38. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#aef383347c7c121fb498bf98c9f3cd773">conjugate</a> (detail::tquat&lt; valType &gt; const &amp;q)</td></tr>
    39. 

  39. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns the q conjugate.  <a href="#aef383347c7c121fb498bf98c9f3cd773"></a><br/></td></tr>
    40. 

  40. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    41. 

  41. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#a34ad81954b70e0b945f465ba48d95b02">cross</a> (detail::tquat&lt; valType &gt; const &amp;q1, detail::tquat&lt; valType &gt; const &amp;q2)</td></tr>
    42. 

  42. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns the cross product of q1 and q2.  <a href="#a34ad81954b70e0b945f465ba48d95b02"></a><br/></td></tr>
    43. 

  43. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    44. 

  44. <tr><td class="memTemplItemLeft" align="right" valign="top">valType&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#ad4495643e2d2da6b1a82c4e545356c13">dot</a> (detail::tquat&lt; valType &gt; const &amp;q1, detail::tquat&lt; valType &gt; const &amp;q2)</td></tr>
    45. 

  45. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + .  <a href="#ad4495643e2d2da6b1a82c4e545356c13"></a><br/></td></tr>
    46. 

  46. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    47. 

  47. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#ad5838ef9535da0aab26e4c556bd5eab2">inverse</a> (detail::tquat&lt; valType &gt; const &amp;q)</td></tr>
    48. 

  48. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns the q inverse.  <a href="#ad5838ef9535da0aab26e4c556bd5eab2"></a><br/></td></tr>
    49. 

  49. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    50. 

  50. <tr><td class="memTemplItemLeft" align="right" valign="top">valType&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#ab5b9ba59887e95689e75a578debed0c3">length</a> (detail::tquat&lt; valType &gt; const &amp;q)</td></tr>
    51. 

  51. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns the length of the <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> x.  <a href="#ab5b9ba59887e95689e75a578debed0c3"></a><br/></td></tr>
    52. 

  52. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    53. 

  53. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tmat3x3&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#a3f6d3a2eec09de0c3d191a6b5235a744">mat3_cast</a> (detail::tquat&lt; valType &gt; const &amp;x)</td></tr>
    54. 

  54. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Converts a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> to a 3 * 3 matrix.  <a href="#a3f6d3a2eec09de0c3d191a6b5235a744"></a><br/></td></tr>
    55. 

  55. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    56. 

  56. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tmat4x4&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#a09599c3024ab423b26d4c1b440893cb8">mat4_cast</a> (detail::tquat&lt; valType &gt; const &amp;x)</td></tr>
    57. 

  57. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Converts a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> to a 4 * 4 matrix.  <a href="#a09599c3024ab423b26d4c1b440893cb8"></a><br/></td></tr>
    58. 

  58. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    59. 

  59. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#a776318ba7199fdef77b40b54528ef3f0">mix</a> (detail::tquat&lt; valType &gt; const &amp;x, detail::tquat&lt; valType &gt; const &amp;y, valType const &amp;a)</td></tr>
    60. 

  60. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns a LERP interpolated <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> of x and y according a.  <a href="#a776318ba7199fdef77b40b54528ef3f0"></a><br/></td></tr>
    61. 

  61. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    62. 

  62. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#ad0ae9c01fe65d0e739178f67cab4e2bc">normalize</a> (detail::tquat&lt; valType &gt; const &amp;q)</td></tr>
    63. 

  63. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns the normalized <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> of from x.  <a href="#ad0ae9c01fe65d0e739178f67cab4e2bc"></a><br/></td></tr>
    64. 

  64. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    65. 

  65. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#a850d6bc2eb145974967804a1c6769204">quat_cast</a> (detail::tmat4x4&lt; valType &gt; const &amp;x)</td></tr>
    66. 

  66. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Converts a 4 * 4 matrix to a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a>.  <a href="#a850d6bc2eb145974967804a1c6769204"></a><br/></td></tr>
    67. 

  67. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    68. 

  68. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#a619b445502abad1cc98207919116e7fd">quat_cast</a> (detail::tmat3x3&lt; valType &gt; const &amp;x)</td></tr>
    69. 

  69. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Converts a 3 * 3 matrix to a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a>.  <a href="#a619b445502abad1cc98207919116e7fd"></a><br/></td></tr>
    70. 

  70. <tr><td class="memTemplParams" colspan="2">template&lt;typename valType &gt; </td></tr>
    71. 

  71. <tr><td class="memTemplItemLeft" align="right" valign="top">detail::tquat&lt; valType &gt;&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00148.html#af35cd64eff7074f1a6706f80c4060e6a">rotate</a> (detail::tquat&lt; valType &gt; const &amp;q, valType const &amp;angle, detail::tvec3&lt; valType &gt; const &amp;v)</td></tr>
    72. 

  72. <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Rotates a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> from an vector of 3 components axis and an angle expressed in degrees.  <a href="#af35cd64eff7074f1a6706f80c4060e6a"></a><br/></td></tr>
    73. 

  73. </table>
    74. 

  74. <hr/><a name="_details"></a><h2>Detailed Description</h2>
    75. 

  75. <p>GLM_GTC_quaternion extension: Quaternion types and functions. </p>
    76. 

  76. <hr/><h2>Typedef Documentation</h2>
    77. 

  77. <a class="anchor" id="a60408579db470456070a3336295625a7"></a><!-- doxytag: member="glm::gtc::quaternion::quat" ref="a60408579db470456070a3336295625a7" args="" -->
    78. 

  78. <div class="memitem">
    79. 

  79. <div class="memproto">
    80. 

  80.       <table class="memname">
    81. 

  81.         <tr>
    82. 

  82.           <td class="memname">typedef detail::tquat&lt;float&gt; <a class="el" href="a00148.html#a60408579db470456070a3336295625a7">quat</a></td>
    83. 

  83.         </tr>
    84. 

  84.       </table>
    85. 

  85. </div>
    86. 

  86. <div class="memdoc">
    87. 

  87. 

  88. <p>Quaternion of floating-point numbers. </p>
    89. 

  89. <p>From GLM_GTC_quaternion extension. </p>
    90. 

  90. 

  91. <p>Definition at line <a class="el" href="a00078_source.html#l00185">185</a> of file <a class="el" href="a00078_source.html">gtc/quaternion.hpp</a>.</p>
    92. 

  92. 

  93. </div>
    94. 

  94. </div>
    95. 

  95. <hr/><h2>Function Documentation</h2>
    96. 

  96. <a class="anchor" id="aef383347c7c121fb498bf98c9f3cd773"></a><!-- doxytag: member="glm::gtc::quaternion::conjugate" ref="aef383347c7c121fb498bf98c9f3cd773" args="(detail::tquat&lt; valType &gt; const &amp;q)" -->
    97. 

  97. <div class="memitem">
    98. 

  98. <div class="memproto">
    99. 

  99.       <table class="memname">
    100. 

  100.         <tr>
    101. 

  101.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::conjugate </td>
    102. 

  102.           <td>(</td>
    103. 

  103.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    104. 

  104.           <td class="paramname"> <em>q</em></td>
    105. 

  105.           <td>&nbsp;)&nbsp;</td>
    106. 

  106.           <td></td>
    107. 

  107.         </tr>
    108. 

  108.       </table>
    109. 

  109. </div>
    110. 

  110. <div class="memdoc">
    111. 

  111. 

  112. <p>Returns the q conjugate. </p>
    113. 

  113. <p>From GLM_GTC_quaternion extension. </p>
    114. 

  114. 

  115. </div>
    116. 

  116. </div>
    117. 

  117. <a class="anchor" id="a34ad81954b70e0b945f465ba48d95b02"></a><!-- doxytag: member="glm::gtc::quaternion::cross" ref="a34ad81954b70e0b945f465ba48d95b02" args="(detail::tquat&lt; valType &gt; const &amp;q1, detail::tquat&lt; valType &gt; const &amp;q2)" -->
    118. 

  118. <div class="memitem">
    119. 

  119. <div class="memproto">
    120. 

  120.       <table class="memname">
    121. 

  121.         <tr>
    122. 

  122.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::cross </td>
    123. 

  123.           <td>(</td>
    124. 

  124.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    125. 

  125.           <td class="paramname"> <em>q1</em>, </td>
    126. 

  126.         </tr>
    127. 

  127.         <tr>
    128. 

  128.           <td class="paramkey"></td>
    129. 

  129.           <td></td>
    130. 

  130.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    131. 

  131.           <td class="paramname"> <em>q2</em></td><td>&nbsp;</td>
    132. 

  132.         </tr>
    133. 

  133.         <tr>
    134. 

  134.           <td></td>
    135. 

  135.           <td>)</td>
    136. 

  136.           <td></td><td></td><td></td>
    137. 

  137.         </tr>
    138. 

  138.       </table>
    139. 

  139. </div>
    140. 

  140. <div class="memdoc">
    141. 

  141. 

  142. <p>Returns the cross product of q1 and q2. </p>
    143. 

  143. <p>From GLM_GTC_quaternion extension. </p>
    144. 

  144. 

  145. </div>
    146. 

  146. </div>
    147. 

  147. <a class="anchor" id="ad4495643e2d2da6b1a82c4e545356c13"></a><!-- doxytag: member="glm::gtc::quaternion::dot" ref="ad4495643e2d2da6b1a82c4e545356c13" args="(detail::tquat&lt; valType &gt; const &amp;q1, detail::tquat&lt; valType &gt; const &amp;q2)" -->
    148. 

  148. <div class="memitem">
    149. 

  149. <div class="memproto">
    150. 

  150.       <table class="memname">
    151. 

  151.         <tr>
    152. 

  152.           <td class="memname">valType glm::gtc::quaternion::dot </td>
    153. 

  153.           <td>(</td>
    154. 

  154.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    155. 

  155.           <td class="paramname"> <em>q1</em>, </td>
    156. 

  156.         </tr>
    157. 

  157.         <tr>
    158. 

  158.           <td class="paramkey"></td>
    159. 

  159.           <td></td>
    160. 

  160.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    161. 

  161.           <td class="paramname"> <em>q2</em></td><td>&nbsp;</td>
    162. 

  162.         </tr>
    163. 

  163.         <tr>
    164. 

  164.           <td></td>
    165. 

  165.           <td>)</td>
    166. 

  166.           <td></td><td></td><td></td>
    167. 

  167.         </tr>
    168. 

  168.       </table>
    169. 

  169. </div>
    170. 

  170. <div class="memdoc">
    171. 

  171. 

  172. <p>Returns dot product of q1 and q2, i.e., q1[0] * q2[0] + q1[1] * q2[1] + . </p>
    173. 

  173. <p>.. From GLM_GTC_quaternion extension. </p>
    174. 

  174. 

  175. </div>
    176. 

  176. </div>
    177. 

  177. <a class="anchor" id="ad5838ef9535da0aab26e4c556bd5eab2"></a><!-- doxytag: member="glm::gtc::quaternion::inverse" ref="ad5838ef9535da0aab26e4c556bd5eab2" args="(detail::tquat&lt; valType &gt; const &amp;q)" -->
    178. 

  178. <div class="memitem">
    179. 

  179. <div class="memproto">
    180. 

  180.       <table class="memname">
    181. 

  181.         <tr>
    182. 

  182.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::inverse </td>
    183. 

  183.           <td>(</td>
    184. 

  184.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    185. 

  185.           <td class="paramname"> <em>q</em></td>
    186. 

  186.           <td>&nbsp;)&nbsp;</td>
    187. 

  187.           <td></td>
    188. 

  188.         </tr>
    189. 

  189.       </table>
    190. 

  190. </div>
    191. 

  191. <div class="memdoc">
    192. 

  192. 

  193. <p>Returns the q inverse. </p>
    194. 

  194. <p>From GLM_GTC_quaternion extension. </p>
    195. 

  195. 

  196. </div>
    197. 

  197. </div>
    198. 

  198. <a class="anchor" id="ab5b9ba59887e95689e75a578debed0c3"></a><!-- doxytag: member="glm::gtc::quaternion::length" ref="ab5b9ba59887e95689e75a578debed0c3" args="(detail::tquat&lt; valType &gt; const &amp;q)" -->
    199. 

  199. <div class="memitem">
    200. 

  200. <div class="memproto">
    201. 

  201.       <table class="memname">
    202. 

  202.         <tr>
    203. 

  203.           <td class="memname">valType glm::gtc::quaternion::length </td>
    204. 

  204.           <td>(</td>
    205. 

  205.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    206. 

  206.           <td class="paramname"> <em>q</em></td>
    207. 

  207.           <td>&nbsp;)&nbsp;</td>
    208. 

  208.           <td></td>
    209. 

  209.         </tr>
    210. 

  210.       </table>
    211. 

  211. </div>
    212. 

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

  213. 

  214. <p>Returns the length of the <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> x. </p>
    215. 

  215. <p>From GLM_GTC_quaternion extension. </p>
    216. 

  216. 

  217. </div>
    218. 

  218. </div>
    219. 

  219. <a class="anchor" id="a3f6d3a2eec09de0c3d191a6b5235a744"></a><!-- doxytag: member="glm::gtc::quaternion::mat3_cast" ref="a3f6d3a2eec09de0c3d191a6b5235a744" args="(detail::tquat&lt; valType &gt; const &amp;x)" -->
    220. 

  220. <div class="memitem">
    221. 

  221. <div class="memproto">
    222. 

  222.       <table class="memname">
    223. 

  223.         <tr>
    224. 

  224.           <td class="memname">detail::tmat3x3&lt;valType&gt; glm::gtc::quaternion::mat3_cast </td>
    225. 

  225.           <td>(</td>
    226. 

  226.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    227. 

  227.           <td class="paramname"> <em>x</em></td>
    228. 

  228.           <td>&nbsp;)&nbsp;</td>
    229. 

  229.           <td></td>
    230. 

  230.         </tr>
    231. 

  231.       </table>
    232. 

  232. </div>
    233. 

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

  234. 

  235. <p>Converts a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> to a 3 * 3 matrix. </p>
    236. 

  236. <p>From GLM_GTC_quaternion extension. </p>
    237. 

  237. 

  238. <p>Referenced by <a class="el" href="a00079_source.html#l00166">glm::gtx::quaternion::toMat3()</a>.</p>
    239. 

  239. 

  240. </div>
    241. 

  241. </div>
    242. 

  242. <a class="anchor" id="a09599c3024ab423b26d4c1b440893cb8"></a><!-- doxytag: member="glm::gtc::quaternion::mat4_cast" ref="a09599c3024ab423b26d4c1b440893cb8" args="(detail::tquat&lt; valType &gt; const &amp;x)" -->
    243. 

  243. <div class="memitem">
    244. 

  244. <div class="memproto">
    245. 

  245.       <table class="memname">
    246. 

  246.         <tr>
    247. 

  247.           <td class="memname">detail::tmat4x4&lt;valType&gt; glm::gtc::quaternion::mat4_cast </td>
    248. 

  248.           <td>(</td>
    249. 

  249.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    250. 

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

  251.           <td>&nbsp;)&nbsp;</td>
    252. 

  252.           <td></td>
    253. 

  253.         </tr>
    254. 

  254.       </table>
    255. 

  255. </div>
    256. 

  256. <div class="memdoc">
    257. 

  257. 

  258. <p>Converts a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> to a 4 * 4 matrix. </p>
    259. 

  259. <p>From GLM_GTC_quaternion extension. </p>
    260. 

  260. 

  261. <p>Referenced by <a class="el" href="a00079_source.html#l00172">glm::gtx::quaternion::toMat4()</a>.</p>
    262. 

  262. 

  263. </div>
    264. 

  264. </div>
    265. 

  265. <a class="anchor" id="a776318ba7199fdef77b40b54528ef3f0"></a><!-- doxytag: member="glm::gtc::quaternion::mix" ref="a776318ba7199fdef77b40b54528ef3f0" args="(detail::tquat&lt; valType &gt; const &amp;x, detail::tquat&lt; valType &gt; const &amp;y, valType const &amp;a)" -->
    266. 

  266. <div class="memitem">
    267. 

  267. <div class="memproto">
    268. 

  268.       <table class="memname">
    269. 

  269.         <tr>
    270. 

  270.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::mix </td>
    271. 

  271.           <td>(</td>
    272. 

  272.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    273. 

  273.           <td class="paramname"> <em>x</em>, </td>
    274. 

  274.         </tr>
    275. 

  275.         <tr>
    276. 

  276.           <td class="paramkey"></td>
    277. 

  277.           <td></td>
    278. 

  278.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    279. 

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

  280.         </tr>
    281. 

  281.         <tr>
    282. 

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

  283.           <td></td>
    284. 

  284.           <td class="paramtype">valType const &amp;&nbsp;</td>
    285. 

  285.           <td class="paramname"> <em>a</em></td><td>&nbsp;</td>
    286. 

  286.         </tr>
    287. 

  287.         <tr>
    288. 

  288.           <td></td>
    289. 

  289.           <td>)</td>
    290. 

  290.           <td></td><td></td><td></td>
    291. 

  291.         </tr>
    292. 

  292.       </table>
    293. 

  293. </div>
    294. 

  294. <div class="memdoc">
    295. 

  295. 

  296. <p>Returns a LERP interpolated <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> of x and y according a. </p>
    297. 

  297. <p>From GLM_GTC_quaternion extension. </p>
    298. 

  298. 

  299. </div>
    300. 

  300. </div>
    301. 

  301. <a class="anchor" id="ad0ae9c01fe65d0e739178f67cab4e2bc"></a><!-- doxytag: member="glm::gtc::quaternion::normalize" ref="ad0ae9c01fe65d0e739178f67cab4e2bc" args="(detail::tquat&lt; valType &gt; const &amp;q)" -->
    302. 

  302. <div class="memitem">
    303. 

  303. <div class="memproto">
    304. 

  304.       <table class="memname">
    305. 

  305.         <tr>
    306. 

  306.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::normalize </td>
    307. 

  307.           <td>(</td>
    308. 

  308.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    309. 

  309.           <td class="paramname"> <em>q</em></td>
    310. 

  310.           <td>&nbsp;)&nbsp;</td>
    311. 

  311.           <td></td>
    312. 

  312.         </tr>
    313. 

  313.       </table>
    314. 

  314. </div>
    315. 

  315. <div class="memdoc">
    316. 

  316. 

  317. <p>Returns the normalized <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> of from x. </p>
    318. 

  318. <p>From GLM_GTC_quaternion extension. </p>
    319. 

  319. 

  320. </div>
    321. 

  321. </div>
    322. 

  322. <a class="anchor" id="a850d6bc2eb145974967804a1c6769204"></a><!-- doxytag: member="glm::gtc::quaternion::quat_cast" ref="a850d6bc2eb145974967804a1c6769204" args="(detail::tmat4x4&lt; valType &gt; const &amp;x)" -->
    323. 

  323. <div class="memitem">
    324. 

  324. <div class="memproto">
    325. 

  325.       <table class="memname">
    326. 

  326.         <tr>
    327. 

  327.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::quat_cast </td>
    328. 

  328.           <td>(</td>
    329. 

  329.           <td class="paramtype">detail::tmat4x4&lt; valType &gt; const &amp;&nbsp;</td>
    330. 

  330.           <td class="paramname"> <em>x</em></td>
    331. 

  331.           <td>&nbsp;)&nbsp;</td>
    332. 

  332.           <td></td>
    333. 

  333.         </tr>
    334. 

  334.       </table>
    335. 

  335. </div>
    336. 

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

  337. 

  338. <p>Converts a 4 * 4 matrix to a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a>. </p>
    339. 

  339. <p>From GLM_GTC_quaternion extension. </p>
    340. 

  340. 

  341. </div>
    342. 

  342. </div>
    343. 

  343. <a class="anchor" id="a619b445502abad1cc98207919116e7fd"></a><!-- doxytag: member="glm::gtc::quaternion::quat_cast" ref="a619b445502abad1cc98207919116e7fd" args="(detail::tmat3x3&lt; valType &gt; const &amp;x)" -->
    344. 

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

  345. <div class="memproto">
    346. 

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

  347.         <tr>
    348. 

  348.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::quat_cast </td>
    349. 

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

  350.           <td class="paramtype">detail::tmat3x3&lt; valType &gt; const &amp;&nbsp;</td>
    351. 

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

  352.           <td>&nbsp;)&nbsp;</td>
    353. 

  353.           <td></td>
    354. 

  354.         </tr>
    355. 

  355.       </table>
    356. 

  356. </div>
    357. 

  357. <div class="memdoc">
    358. 

  358. 

  359. <p>Converts a 3 * 3 matrix to a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a>. </p>
    360. 

  360. <p>From GLM_GTC_quaternion extension. </p>
    361. 

  361. 

  362. <p>Referenced by <a class="el" href="a00079_source.html#l00178">glm::gtx::quaternion::toQuat()</a>.</p>
    363. 

  363. 

  364. </div>
    365. 

  365. </div>
    366. 

  366. <a class="anchor" id="af35cd64eff7074f1a6706f80c4060e6a"></a><!-- doxytag: member="glm::gtc::quaternion::rotate" ref="af35cd64eff7074f1a6706f80c4060e6a" args="(detail::tquat&lt; valType &gt; const &amp;q, valType const &amp;angle, detail::tvec3&lt; valType &gt; const &amp;v)" -->
    367. 

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

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

  369.       <table class="memname">
    370. 

  370.         <tr>
    371. 

  371.           <td class="memname">detail::tquat&lt;valType&gt; glm::gtc::quaternion::rotate </td>
    372. 

  372.           <td>(</td>
    373. 

  373.           <td class="paramtype">detail::tquat&lt; valType &gt; const &amp;&nbsp;</td>
    374. 

  374.           <td class="paramname"> <em>q</em>, </td>
    375. 

  375.         </tr>
    376. 

  376.         <tr>
    377. 

  377.           <td class="paramkey"></td>
    378. 

  378.           <td></td>
    379. 

  379.           <td class="paramtype">valType const &amp;&nbsp;</td>
    380. 

  380.           <td class="paramname"> <em>angle</em>, </td>
    381. 

  381.         </tr>
    382. 

  382.         <tr>
    383. 

  383.           <td class="paramkey"></td>
    384. 

  384.           <td></td>
    385. 

  385.           <td class="paramtype">detail::tvec3&lt; valType &gt; const &amp;&nbsp;</td>
    386. 

  386.           <td class="paramname"> <em>v</em></td><td>&nbsp;</td>
    387. 

  387.         </tr>
    388. 

  388.         <tr>
    389. 

  389.           <td></td>
    390. 

  390.           <td>)</td>
    391. 

  391.           <td></td><td></td><td></td>
    392. 

  392.         </tr>
    393. 

  393.       </table>
    394. 

  394. </div>
    395. 

  395. <div class="memdoc">
    396. 

  396. 

  397. <p>Rotates a <a class="el" href="a00148.html" title="GLM_GTC_quaternion extension: Quaternion types and functions.">quaternion</a> from an vector of 3 components axis and an angle expressed in degrees. </p>
    398. 

  398. <p>From GLM_GTC_quaternion extension. </p>
    399. 

  399. 

  400. </div>
    401. 

  401. </div>
    402. 

  402. </div>
    403. 

  403. <hr size="1"/><address style="text-align: right;"><small>Generated on Mon Nov 16 11:23:24 2009 for GLM by&nbsp;
    404. 

  404. <a href="http://www.doxygen.org/index.html">
    405. 

  405. <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
    406. 

  406. </body>
    407. 

  407. </html>
    408.