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

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

  81. <div class="title">GLM_GTC_quaternion<div class="ingroups"><a class="el" href="a00286.html">Recommended extensions</a></div></div>  </div>
    82. 

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

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

  84. 

  85. <p>Include &lt;<a class="el" href="a00125.html" title="GLM_GTC_quaternion ">glm/gtc/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:gaf4dd967dead22dd932fc7460ceecb03f"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    91. 

  91. <tr class="memitem:gaf4dd967dead22dd932fc7460ceecb03f"><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="a00299.html#gaf4dd967dead22dd932fc7460ceecb03f">eulerAngles</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    92. 

  92. <tr class="memdesc:gaf4dd967dead22dd932fc7460ceecb03f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns euler angles, pitch as x, yaw as y, roll as z.  <a href="a00299.html#gaf4dd967dead22dd932fc7460ceecb03f">More...</a><br /></td></tr>
    93. 

  93. <tr class="separator:gaf4dd967dead22dd932fc7460ceecb03f"><td class="memSeparator" colspan="2">&#160;</td></tr>
    94. 

  94. <tr class="memitem:ga8f7fa76e06c417b757ddfd438f3f677b"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    95. 

  95. <tr class="memitem:ga8f7fa76e06c417b757ddfd438f3f677b"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 4, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#ga8f7fa76e06c417b757ddfd438f3f677b">greaterThan</a> (qua&lt; T, Q &gt; const &amp;x, qua&lt; T, Q &gt; const &amp;y)</td></tr>
    96. 

  96. <tr class="memdesc:ga8f7fa76e06c417b757ddfd438f3f677b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the component-wise comparison of result x &gt; y.  <a href="a00299.html#ga8f7fa76e06c417b757ddfd438f3f677b">More...</a><br /></td></tr>
    97. 

  97. <tr class="separator:ga8f7fa76e06c417b757ddfd438f3f677b"><td class="memSeparator" colspan="2">&#160;</td></tr>
    98. 

  98. <tr class="memitem:ga388cbeba987dae7b5937f742efa49a5a"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    99. 

  99. <tr class="memitem:ga388cbeba987dae7b5937f742efa49a5a"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 4, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#ga388cbeba987dae7b5937f742efa49a5a">greaterThanEqual</a> (qua&lt; T, Q &gt; const &amp;x, qua&lt; T, Q &gt; const &amp;y)</td></tr>
    100. 

  100. <tr class="memdesc:ga388cbeba987dae7b5937f742efa49a5a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the component-wise comparison of result x &gt;= y.  <a href="a00299.html#ga388cbeba987dae7b5937f742efa49a5a">More...</a><br /></td></tr>
    101. 

  101. <tr class="separator:ga388cbeba987dae7b5937f742efa49a5a"><td class="memSeparator" colspan="2">&#160;</td></tr>
    102. 

  102. <tr class="memitem:gad091a2d22c8acfebfa92bcfca1dfe9c4"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    103. 

  103. <tr class="memitem:gad091a2d22c8acfebfa92bcfca1dfe9c4"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 4, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#gad091a2d22c8acfebfa92bcfca1dfe9c4">lessThan</a> (qua&lt; T, Q &gt; const &amp;x, qua&lt; T, Q &gt; const &amp;y)</td></tr>
    104. 

  104. <tr class="memdesc:gad091a2d22c8acfebfa92bcfca1dfe9c4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the component-wise comparison result of x &lt; y.  <a href="a00299.html#gad091a2d22c8acfebfa92bcfca1dfe9c4">More...</a><br /></td></tr>
    105. 

  105. <tr class="separator:gad091a2d22c8acfebfa92bcfca1dfe9c4"><td class="memSeparator" colspan="2">&#160;</td></tr>
    106. 

  106. <tr class="memitem:gac00012eea281800d2403f4ea8443134d"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    107. 

  107. <tr class="memitem:gac00012eea281800d2403f4ea8443134d"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL vec&lt; 4, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#gac00012eea281800d2403f4ea8443134d">lessThanEqual</a> (qua&lt; T, Q &gt; const &amp;x, qua&lt; T, Q &gt; const &amp;y)</td></tr>
    108. 

  108. <tr class="memdesc:gac00012eea281800d2403f4ea8443134d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the component-wise comparison of result x &lt;= y.  <a href="a00299.html#gac00012eea281800d2403f4ea8443134d">More...</a><br /></td></tr>
    109. 

  109. <tr class="separator:gac00012eea281800d2403f4ea8443134d"><td class="memSeparator" colspan="2">&#160;</td></tr>
    110. 

  110. <tr class="memitem:ga333ab70047fbe4132406100c292dbc89"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    111. 

  111. <tr class="memitem:ga333ab70047fbe4132406100c292dbc89"><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="a00299.html#ga333ab70047fbe4132406100c292dbc89">mat3_cast</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    112. 

  112. <tr class="memdesc:ga333ab70047fbe4132406100c292dbc89"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a quaternion to a 3 * 3 matrix.  <a href="a00299.html#ga333ab70047fbe4132406100c292dbc89">More...</a><br /></td></tr>
    113. 

  113. <tr class="separator:ga333ab70047fbe4132406100c292dbc89"><td class="memSeparator" colspan="2">&#160;</td></tr>
    114. 

  114. <tr class="memitem:ga1113212d9bdefc2e31ad40e5bbb506f3"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    115. 

  115. <tr class="memitem:ga1113212d9bdefc2e31ad40e5bbb506f3"><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="a00299.html#ga1113212d9bdefc2e31ad40e5bbb506f3">mat4_cast</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    116. 

  116. <tr class="memdesc:ga1113212d9bdefc2e31ad40e5bbb506f3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a quaternion to a 4 * 4 matrix.  <a href="a00299.html#ga1113212d9bdefc2e31ad40e5bbb506f3">More...</a><br /></td></tr>
    117. 

  117. <tr class="separator:ga1113212d9bdefc2e31ad40e5bbb506f3"><td class="memSeparator" colspan="2">&#160;</td></tr>
    118. 

  118. <tr class="memitem:ga7603e81477b46ddb448896909bc04928"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    119. 

  119. <tr class="memitem:ga7603e81477b46ddb448896909bc04928"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#ga7603e81477b46ddb448896909bc04928">pitch</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    120. 

  120. <tr class="memdesc:ga7603e81477b46ddb448896909bc04928"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns pitch value of euler angles expressed in radians.  <a href="a00299.html#ga7603e81477b46ddb448896909bc04928">More...</a><br /></td></tr>
    121. 

  121. <tr class="separator:ga7603e81477b46ddb448896909bc04928"><td class="memSeparator" colspan="2">&#160;</td></tr>
    122. 

  122. <tr class="memitem:ga1108a4ab88ca87bac321454eea7702f8"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    123. 

  123. <tr class="memitem:ga1108a4ab88ca87bac321454eea7702f8"><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="a00299.html#ga1108a4ab88ca87bac321454eea7702f8">quat_cast</a> (mat&lt; 3, 3, T, Q &gt; const &amp;x)</td></tr>
    124. 

  124. <tr class="memdesc:ga1108a4ab88ca87bac321454eea7702f8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a pure rotation 3 * 3 matrix to a quaternion.  <a href="a00299.html#ga1108a4ab88ca87bac321454eea7702f8">More...</a><br /></td></tr>
    125. 

  125. <tr class="separator:ga1108a4ab88ca87bac321454eea7702f8"><td class="memSeparator" colspan="2">&#160;</td></tr>
    126. 

  126. <tr class="memitem:ga4524810f07f72e8c7bdc7764fa11cb58"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    127. 

  127. <tr class="memitem:ga4524810f07f72e8c7bdc7764fa11cb58"><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="a00299.html#ga4524810f07f72e8c7bdc7764fa11cb58">quat_cast</a> (mat&lt; 4, 4, T, Q &gt; const &amp;x)</td></tr>
    128. 

  128. <tr class="memdesc:ga4524810f07f72e8c7bdc7764fa11cb58"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts a pure rotation 4 * 4 matrix to a quaternion.  <a href="a00299.html#ga4524810f07f72e8c7bdc7764fa11cb58">More...</a><br /></td></tr>
    129. 

  129. <tr class="separator:ga4524810f07f72e8c7bdc7764fa11cb58"><td class="memSeparator" colspan="2">&#160;</td></tr>
    130. 

  130. <tr class="memitem:gabe7fc5ec5feb41ab234d5d2b6254697f"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    131. 

  131. <tr class="memitem:gabe7fc5ec5feb41ab234d5d2b6254697f"><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="a00299.html#gabe7fc5ec5feb41ab234d5d2b6254697f">quatLookAt</a> (vec&lt; 3, T, Q &gt; const &amp;direction, vec&lt; 3, T, Q &gt; const &amp;up)</td></tr>
    132. 

  132. <tr class="memdesc:gabe7fc5ec5feb41ab234d5d2b6254697f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build a look at quaternion based on the default handedness.  <a href="a00299.html#gabe7fc5ec5feb41ab234d5d2b6254697f">More...</a><br /></td></tr>
    133. 

  133. <tr class="separator:gabe7fc5ec5feb41ab234d5d2b6254697f"><td class="memSeparator" colspan="2">&#160;</td></tr>
    134. 

  134. <tr class="memitem:ga2da350c73411be3bb19441b226b81a74"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    135. 

  135. <tr class="memitem:ga2da350c73411be3bb19441b226b81a74"><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="a00299.html#ga2da350c73411be3bb19441b226b81a74">quatLookAtLH</a> (vec&lt; 3, T, Q &gt; const &amp;direction, vec&lt; 3, T, Q &gt; const &amp;up)</td></tr>
    136. 

  136. <tr class="memdesc:ga2da350c73411be3bb19441b226b81a74"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build a left-handed look at quaternion.  <a href="a00299.html#ga2da350c73411be3bb19441b226b81a74">More...</a><br /></td></tr>
    137. 

  137. <tr class="separator:ga2da350c73411be3bb19441b226b81a74"><td class="memSeparator" colspan="2">&#160;</td></tr>
    138. 

  138. <tr class="memitem:gaf6529ac8c04a57fcc35865b5c9437cc8"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    139. 

  139. <tr class="memitem:gaf6529ac8c04a57fcc35865b5c9437cc8"><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="a00299.html#gaf6529ac8c04a57fcc35865b5c9437cc8">quatLookAtRH</a> (vec&lt; 3, T, Q &gt; const &amp;direction, vec&lt; 3, T, Q &gt; const &amp;up)</td></tr>
    140. 

  140. <tr class="memdesc:gaf6529ac8c04a57fcc35865b5c9437cc8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build a right-handed look at quaternion.  <a href="a00299.html#gaf6529ac8c04a57fcc35865b5c9437cc8">More...</a><br /></td></tr>
    141. 

  141. <tr class="separator:gaf6529ac8c04a57fcc35865b5c9437cc8"><td class="memSeparator" colspan="2">&#160;</td></tr>
    142. 

  142. <tr class="memitem:ga0cc5ad970d0b00829b139fe0fe5a1e13"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    143. 

  143. <tr class="memitem:ga0cc5ad970d0b00829b139fe0fe5a1e13"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#ga0cc5ad970d0b00829b139fe0fe5a1e13">roll</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    144. 

  144. <tr class="memdesc:ga0cc5ad970d0b00829b139fe0fe5a1e13"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns roll value of euler angles expressed in radians.  <a href="a00299.html#ga0cc5ad970d0b00829b139fe0fe5a1e13">More...</a><br /></td></tr>
    145. 

  145. <tr class="separator:ga0cc5ad970d0b00829b139fe0fe5a1e13"><td class="memSeparator" colspan="2">&#160;</td></tr>
    146. 

  146. <tr class="memitem:ga8da38cdfdc452dafa660c2f46506bad5"><td class="memTemplParams" colspan="2">template&lt;typename T , qualifier Q&gt; </td></tr>
    147. 

  147. <tr class="memitem:ga8da38cdfdc452dafa660c2f46506bad5"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00299.html#ga8da38cdfdc452dafa660c2f46506bad5">yaw</a> (qua&lt; T, Q &gt; const &amp;x)</td></tr>
    148. 

  148. <tr class="memdesc:ga8da38cdfdc452dafa660c2f46506bad5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns yaw value of euler angles expressed in radians.  <a href="a00299.html#ga8da38cdfdc452dafa660c2f46506bad5">More...</a><br /></td></tr>
    149. 

  149. <tr class="separator:ga8da38cdfdc452dafa660c2f46506bad5"><td class="memSeparator" colspan="2">&#160;</td></tr>
    150. 

  150. </table>
    151. 

  151. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
    152. 

  152. <p>Include &lt;<a class="el" href="a00125.html" title="GLM_GTC_quaternion ">glm/gtc/quaternion.hpp</a>&gt; to use the features of this extension. </p>
    153. 

  153. <p>Defines a templated quaternion type and several quaternion operations. </p>
    154. 

  154. <h2 class="groupheader">Function Documentation</h2>
    155. 

  155. <a class="anchor" id="gaf4dd967dead22dd932fc7460ceecb03f"></a>
    156. 

  156. <div class="memitem">
    157. 

  157. <div class="memproto">
    158. 

  158.       <table class="memname">
    159. 

  159.         <tr>
    160. 

  160.           <td class="memname">GLM_FUNC_DECL vec&lt;3, T, Q&gt; glm::eulerAngles </td>
    161. 

  161.           <td>(</td>
    162. 

  162.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    163. 

  163.           <td class="paramname"><em>x</em></td><td>)</td>
    164. 

  164.           <td></td>
    165. 

  165.         </tr>
    166. 

  166.       </table>
    167. 

  167. </div><div class="memdoc">
    168. 

  168. 

  169. <p>Returns euler angles, pitch as x, yaw as y, roll as z. </p>
    170. 

  170. <p>The result is expressed in radians.</p>
    171. 

  171. <dl class="tparams"><dt>Template Parameters</dt><dd>
    172. 

  172.   <table class="tparams">
    173. 

  173.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    174. 

  174.   </table>
    175. 

  175.   </dd>
    176. 

  176. </dl>
    177. 

  177. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    178. 

  178. 

  179. </div>
    180. 

  180. </div>
    181. 

  181. <a class="anchor" id="ga8f7fa76e06c417b757ddfd438f3f677b"></a>
    182. 

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

  183. <div class="memproto">
    184. 

  184.       <table class="memname">
    185. 

  185.         <tr>
    186. 

  186.           <td class="memname">GLM_FUNC_DECL vec&lt;4, bool, Q&gt; glm::greaterThan </td>
    187. 

  187.           <td>(</td>
    188. 

  188.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    189. 

  189.           <td class="paramname"><em>x</em>, </td>
    190. 

  190.         </tr>
    191. 

  191.         <tr>
    192. 

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

  193.           <td></td>
    194. 

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

  195.           <td class="paramname"><em>y</em>&#160;</td>
    196. 

  196.         </tr>
    197. 

  197.         <tr>
    198. 

  198.           <td></td>
    199. 

  199.           <td>)</td>
    200. 

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

  201.         </tr>
    202. 

  202.       </table>
    203. 

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

  204. 

  205. <p>Returns the component-wise comparison of result x &gt; y. </p>
    206. 

  206. <dl class="tparams"><dt>Template Parameters</dt><dd>
    207. 

  207.   <table class="tparams">
    208. 

  208.     <tr><td class="paramname">T</td><td>Floating-point scalar types </td></tr>
    209. 

  209.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    210. 

  210.   </table>
    211. 

  211.   </dd>
    212. 

  212. </dl>
    213. 

  213. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00255.html" title="Exposes comparison functions for quaternion types that take a user defined epsilon values...">GLM_EXT_quaternion_relational</a> </dd></dl>
    214. 

  214. 

  215. </div>
    216. 

  216. </div>
    217. 

  217. <a class="anchor" id="ga388cbeba987dae7b5937f742efa49a5a"></a>
    218. 

  218. <div class="memitem">
    219. 

  219. <div class="memproto">
    220. 

  220.       <table class="memname">
    221. 

  221.         <tr>
    222. 

  222.           <td class="memname">GLM_FUNC_DECL vec&lt;4, bool, Q&gt; glm::greaterThanEqual </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>x</em>, </td>
    226. 

  226.         </tr>
    227. 

  227.         <tr>
    228. 

  228.           <td class="paramkey"></td>
    229. 

  229.           <td></td>
    230. 

  230.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    231. 

  231.           <td class="paramname"><em>y</em>&#160;</td>
    232. 

  232.         </tr>
    233. 

  233.         <tr>
    234. 

  234.           <td></td>
    235. 

  235.           <td>)</td>
    236. 

  236.           <td></td><td></td>
    237. 

  237.         </tr>
    238. 

  238.       </table>
    239. 

  239. </div><div class="memdoc">
    240. 

  240. 

  241. <p>Returns the component-wise comparison of result x &gt;= y. </p>
    242. 

  242. <dl class="tparams"><dt>Template Parameters</dt><dd>
    243. 

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

  244.     <tr><td class="paramname">T</td><td>Floating-point scalar types </td></tr>
    245. 

  245.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    246. 

  246.   </table>
    247. 

  247.   </dd>
    248. 

  248. </dl>
    249. 

  249. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00255.html" title="Exposes comparison functions for quaternion types that take a user defined epsilon values...">GLM_EXT_quaternion_relational</a> </dd></dl>
    250. 

  250. 

  251. </div>
    252. 

  252. </div>
    253. 

  253. <a class="anchor" id="gad091a2d22c8acfebfa92bcfca1dfe9c4"></a>
    254. 

  254. <div class="memitem">
    255. 

  255. <div class="memproto">
    256. 

  256.       <table class="memname">
    257. 

  257.         <tr>
    258. 

  258.           <td class="memname">GLM_FUNC_DECL vec&lt;4, bool, Q&gt; glm::lessThan </td>
    259. 

  259.           <td>(</td>
    260. 

  260.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    261. 

  261.           <td class="paramname"><em>x</em>, </td>
    262. 

  262.         </tr>
    263. 

  263.         <tr>
    264. 

  264.           <td class="paramkey"></td>
    265. 

  265.           <td></td>
    266. 

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

  267.           <td class="paramname"><em>y</em>&#160;</td>
    268. 

  268.         </tr>
    269. 

  269.         <tr>
    270. 

  270.           <td></td>
    271. 

  271.           <td>)</td>
    272. 

  272.           <td></td><td></td>
    273. 

  273.         </tr>
    274. 

  274.       </table>
    275. 

  275. </div><div class="memdoc">
    276. 

  276. 

  277. <p>Returns the component-wise comparison result of x &lt; y. </p>
    278. 

  278. <dl class="tparams"><dt>Template Parameters</dt><dd>
    279. 

  279.   <table class="tparams">
    280. 

  280.     <tr><td class="paramname">T</td><td>Floating-point scalar types </td></tr>
    281. 

  281.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    282. 

  282.   </table>
    283. 

  283.   </dd>
    284. 

  284. </dl>
    285. 

  285. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00255.html" title="Exposes comparison functions for quaternion types that take a user defined epsilon values...">GLM_EXT_quaternion_relational</a> </dd></dl>
    286. 

  286. 

  287. </div>
    288. 

  288. </div>
    289. 

  289. <a class="anchor" id="gac00012eea281800d2403f4ea8443134d"></a>
    290. 

  290. <div class="memitem">
    291. 

  291. <div class="memproto">
    292. 

  292.       <table class="memname">
    293. 

  293.         <tr>
    294. 

  294.           <td class="memname">GLM_FUNC_DECL vec&lt;4, bool, Q&gt; glm::lessThanEqual </td>
    295. 

  295.           <td>(</td>
    296. 

  296.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    297. 

  297.           <td class="paramname"><em>x</em>, </td>
    298. 

  298.         </tr>
    299. 

  299.         <tr>
    300. 

  300.           <td class="paramkey"></td>
    301. 

  301.           <td></td>
    302. 

  302.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    303. 

  303.           <td class="paramname"><em>y</em>&#160;</td>
    304. 

  304.         </tr>
    305. 

  305.         <tr>
    306. 

  306.           <td></td>
    307. 

  307.           <td>)</td>
    308. 

  308.           <td></td><td></td>
    309. 

  309.         </tr>
    310. 

  310.       </table>
    311. 

  311. </div><div class="memdoc">
    312. 

  312. 

  313. <p>Returns the component-wise comparison of result x &lt;= y. </p>
    314. 

  314. <dl class="tparams"><dt>Template Parameters</dt><dd>
    315. 

  315.   <table class="tparams">
    316. 

  316.     <tr><td class="paramname">T</td><td>Floating-point scalar types </td></tr>
    317. 

  317.     <tr><td class="paramname">Q</td><td>Value from qualifier enum</td></tr>
    318. 

  318.   </table>
    319. 

  319.   </dd>
    320. 

  320. </dl>
    321. 

  321. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00255.html" title="Exposes comparison functions for quaternion types that take a user defined epsilon values...">GLM_EXT_quaternion_relational</a> </dd></dl>
    322. 

  322. 

  323. </div>
    324. 

  324. </div>
    325. 

  325. <a class="anchor" id="ga333ab70047fbe4132406100c292dbc89"></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 mat&lt;3, 3, T, Q&gt; glm::mat3_cast </td>
    331. 

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

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

  333.           <td class="paramname"><em>x</em></td><td>)</td>
    334. 

  334.           <td></td>
    335. 

  335.         </tr>
    336. 

  336.       </table>
    337. 

  337. </div><div class="memdoc">
    338. 

  338. 

  339. <p>Converts a quaternion to a 3 * 3 matrix. </p>
    340. 

  340. <dl class="tparams"><dt>Template Parameters</dt><dd>
    341. 

  341.   <table class="tparams">
    342. 

  342.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    343. 

  343.   </table>
    344. 

  344.   </dd>
    345. 

  345. </dl>
    346. 

  346. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    347. 

  347. 

  348. <p>Referenced by <a class="el" href="a00126_source.html#l00113">glm::toMat3()</a>.</p>
    349. 

  349. 

  350. </div>
    351. 

  351. </div>
    352. 

  352. <a class="anchor" id="ga1113212d9bdefc2e31ad40e5bbb506f3"></a>
    353. 

  353. <div class="memitem">
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  354. <div class="memproto">
    355. 

  355.       <table class="memname">
    356. 

  356.         <tr>
    357. 

  357.           <td class="memname">GLM_FUNC_DECL mat&lt;4, 4, T, Q&gt; glm::mat4_cast </td>
    358. 

  358.           <td>(</td>
    359. 

  359.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    360. 

  360.           <td class="paramname"><em>x</em></td><td>)</td>
    361. 

  361.           <td></td>
    362. 

  362.         </tr>
    363. 

  363.       </table>
    364. 

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

  365. 

  366. <p>Converts a quaternion to a 4 * 4 matrix. </p>
    367. 

  367. <dl class="tparams"><dt>Template Parameters</dt><dd>
    368. 

  368.   <table class="tparams">
    369. 

  369.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    370. 

  370.   </table>
    371. 

  371.   </dd>
    372. 

  372. </dl>
    373. 

  373. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    374. 

  374. 

  375. <p>Referenced by <a class="el" href="a00126_source.html#l00120">glm::toMat4()</a>.</p>
    376. 

  376. 

  377. </div>
    378. 

  378. </div>
    379. 

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    380. 

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    382. 

  382.       <table class="memname">
    383. 

  383.         <tr>
    384. 

  384.           <td class="memname">GLM_FUNC_DECL T glm::pitch </td>
    385. 

  385.           <td>(</td>
    386. 

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

  387.           <td class="paramname"><em>x</em></td><td>)</td>
    388. 

  388.           <td></td>
    389. 

  389.         </tr>
    390. 

  390.       </table>
    391. 

  391. </div><div class="memdoc">
    392. 

  392. 

  393. <p>Returns pitch value of euler angles expressed in radians. </p>
    394. 

  394. <dl class="tparams"><dt>Template Parameters</dt><dd>
    395. 

  395.   <table class="tparams">
    396. 

  396.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    397. 

  397.   </table>
    398. 

  398.   </dd>
    399. 

  399. </dl>
    400. 

  400. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    401. 

  401. 

  402. </div>
    403. 

  403. </div>
    404. 

  404. <a class="anchor" id="ga1108a4ab88ca87bac321454eea7702f8"></a>
    405. 

  405. <div class="memitem">
    406. 

  406. <div class="memproto">
    407. 

  407.       <table class="memname">
    408. 

  408.         <tr>
    409. 

  409.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quat_cast </td>
    410. 

  410.           <td>(</td>
    411. 

  411.           <td class="paramtype">mat&lt; 3, 3, T, Q &gt; const &amp;&#160;</td>
    412. 

  412.           <td class="paramname"><em>x</em></td><td>)</td>
    413. 

  413.           <td></td>
    414. 

  414.         </tr>
    415. 

  415.       </table>
    416. 

  416. </div><div class="memdoc">
    417. 

  417. 

  418. <p>Converts a pure rotation 3 * 3 matrix to a quaternion. </p>
    419. 

  419. <dl class="tparams"><dt>Template Parameters</dt><dd>
    420. 

  420.   <table class="tparams">
    421. 

  421.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    422. 

  422.   </table>
    423. 

  423.   </dd>
    424. 

  424. </dl>
    425. 

  425. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    426. 

  426. 

  427. <p>Referenced by <a class="el" href="a00126_source.html#l00127">glm::toQuat()</a>.</p>
    428. 

  428. 

  429. </div>
    430. 

  430. </div>
    431. 

  431. <a class="anchor" id="ga4524810f07f72e8c7bdc7764fa11cb58"></a>
    432. 

  432. <div class="memitem">
    433. 

  433. <div class="memproto">
    434. 

  434.       <table class="memname">
    435. 

  435.         <tr>
    436. 

  436.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quat_cast </td>
    437. 

  437.           <td>(</td>
    438. 

  438.           <td class="paramtype">mat&lt; 4, 4, T, Q &gt; const &amp;&#160;</td>
    439. 

  439.           <td class="paramname"><em>x</em></td><td>)</td>
    440. 

  440.           <td></td>
    441. 

  441.         </tr>
    442. 

  442.       </table>
    443. 

  443. </div><div class="memdoc">
    444. 

  444. 

  445. <p>Converts a pure rotation 4 * 4 matrix to a quaternion. </p>
    446. 

  446. <dl class="tparams"><dt>Template Parameters</dt><dd>
    447. 

  447.   <table class="tparams">
    448. 

  448.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    449. 

  449.   </table>
    450. 

  450.   </dd>
    451. 

  451. </dl>
    452. 

  452. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    453. 

  453. 

  454. </div>
    455. 

  455. </div>
    456. 

  456. <a class="anchor" id="gabe7fc5ec5feb41ab234d5d2b6254697f"></a>
    457. 

  457. <div class="memitem">
    458. 

  458. <div class="memproto">
    459. 

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

  460.         <tr>
    461. 

  461.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quatLookAt </td>
    462. 

  462.           <td>(</td>
    463. 

  463.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    464. 

  464.           <td class="paramname"><em>direction</em>, </td>
    465. 

  465.         </tr>
    466. 

  466.         <tr>
    467. 

  467.           <td class="paramkey"></td>
    468. 

  468.           <td></td>
    469. 

  469.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    470. 

  470.           <td class="paramname"><em>up</em>&#160;</td>
    471. 

  471.         </tr>
    472. 

  472.         <tr>
    473. 

  473.           <td></td>
    474. 

  474.           <td>)</td>
    475. 

  475.           <td></td><td></td>
    476. 

  476.         </tr>
    477. 

  477.       </table>
    478. 

  478. </div><div class="memdoc">
    479. 

  479. 

  480. <p>Build a look at quaternion based on the default handedness. </p>
    481. 

  481. <dl class="params"><dt>Parameters</dt><dd>
    482. 

  482.   <table class="params">
    483. 

  483.     <tr><td class="paramname">direction</td><td>Desired forward direction. Needs to be normalized. </td></tr>
    484. 

  484.     <tr><td class="paramname">up</td><td>Up vector, how the camera is oriented. Typically (0, 1, 0). </td></tr>
    485. 

  485.   </table>
    486. 

  486.   </dd>
    487. 

  487. </dl>
    488. 

  488. 

  489. </div>
    490. 

  490. </div>
    491. 

  491. <a class="anchor" id="ga2da350c73411be3bb19441b226b81a74"></a>
    492. 

  492. <div class="memitem">
    493. 

  493. <div class="memproto">
    494. 

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

  495.         <tr>
    496. 

  496.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quatLookAtLH </td>
    497. 

  497.           <td>(</td>
    498. 

  498.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    499. 

  499.           <td class="paramname"><em>direction</em>, </td>
    500. 

  500.         </tr>
    501. 

  501.         <tr>
    502. 

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

  503.           <td></td>
    504. 

  504.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    505. 

  505.           <td class="paramname"><em>up</em>&#160;</td>
    506. 

  506.         </tr>
    507. 

  507.         <tr>
    508. 

  508.           <td></td>
    509. 

  509.           <td>)</td>
    510. 

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

  511.         </tr>
    512. 

  512.       </table>
    513. 

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

  514. 

  515. <p>Build a left-handed look at quaternion. </p>
    516. 

  516. <dl class="params"><dt>Parameters</dt><dd>
    517. 

  517.   <table class="params">
    518. 

  518.     <tr><td class="paramname">direction</td><td>Desired forward direction onto which the +z-axis gets mapped. Needs to be normalized. </td></tr>
    519. 

  519.     <tr><td class="paramname">up</td><td>Up vector, how the camera is oriented. Typically (0, 1, 0). </td></tr>
    520. 

  520.   </table>
    521. 

  521.   </dd>
    522. 

  522. </dl>
    523. 

  523. 

  524. </div>
    525. 

  525. </div>
    526. 

  526. <a class="anchor" id="gaf6529ac8c04a57fcc35865b5c9437cc8"></a>
    527. 

  527. <div class="memitem">
    528. 

  528. <div class="memproto">
    529. 

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

  530.         <tr>
    531. 

  531.           <td class="memname">GLM_FUNC_DECL qua&lt;T, Q&gt; glm::quatLookAtRH </td>
    532. 

  532.           <td>(</td>
    533. 

  533.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    534. 

  534.           <td class="paramname"><em>direction</em>, </td>
    535. 

  535.         </tr>
    536. 

  536.         <tr>
    537. 

  537.           <td class="paramkey"></td>
    538. 

  538.           <td></td>
    539. 

  539.           <td class="paramtype">vec&lt; 3, T, Q &gt; const &amp;&#160;</td>
    540. 

  540.           <td class="paramname"><em>up</em>&#160;</td>
    541. 

  541.         </tr>
    542. 

  542.         <tr>
    543. 

  543.           <td></td>
    544. 

  544.           <td>)</td>
    545. 

  545.           <td></td><td></td>
    546. 

  546.         </tr>
    547. 

  547.       </table>
    548. 

  548. </div><div class="memdoc">
    549. 

  549. 

  550. <p>Build a right-handed look at quaternion. </p>
    551. 

  551. <dl class="params"><dt>Parameters</dt><dd>
    552. 

  552.   <table class="params">
    553. 

  553.     <tr><td class="paramname">direction</td><td>Desired forward direction onto which the -z-axis gets mapped. Needs to be normalized. </td></tr>
    554. 

  554.     <tr><td class="paramname">up</td><td>Up vector, how the camera is oriented. Typically (0, 1, 0). </td></tr>
    555. 

  555.   </table>
    556. 

  556.   </dd>
    557. 

  557. </dl>
    558. 

  558. 

  559. </div>
    560. 

  560. </div>
    561. 

  561. <a class="anchor" id="ga0cc5ad970d0b00829b139fe0fe5a1e13"></a>
    562. 

  562. <div class="memitem">
    563. 

  563. <div class="memproto">
    564. 

  564.       <table class="memname">
    565. 

  565.         <tr>
    566. 

  566.           <td class="memname">GLM_FUNC_DECL T glm::roll </td>
    567. 

  567.           <td>(</td>
    568. 

  568.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    569. 

  569.           <td class="paramname"><em>x</em></td><td>)</td>
    570. 

  570.           <td></td>
    571. 

  571.         </tr>
    572. 

  572.       </table>
    573. 

  573. </div><div class="memdoc">
    574. 

  574. 

  575. <p>Returns roll value of euler angles expressed in radians. </p>
    576. 

  576. <dl class="tparams"><dt>Template Parameters</dt><dd>
    577. 

  577.   <table class="tparams">
    578. 

  578.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    579. 

  579.   </table>
    580. 

  580.   </dd>
    581. 

  581. </dl>
    582. 

  582. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    583. 

  583. 

  584. </div>
    585. 

  585. </div>
    586. 

  586. <a class="anchor" id="ga8da38cdfdc452dafa660c2f46506bad5"></a>
    587. 

  587. <div class="memitem">
    588. 

  588. <div class="memproto">
    589. 

  589.       <table class="memname">
    590. 

  590.         <tr>
    591. 

  591.           <td class="memname">GLM_FUNC_DECL T glm::yaw </td>
    592. 

  592.           <td>(</td>
    593. 

  593.           <td class="paramtype">qua&lt; T, Q &gt; const &amp;&#160;</td>
    594. 

  594.           <td class="paramname"><em>x</em></td><td>)</td>
    595. 

  595.           <td></td>
    596. 

  596.         </tr>
    597. 

  597.       </table>
    598. 

  598. </div><div class="memdoc">
    599. 

  599. 

  600. <p>Returns yaw value of euler angles expressed in radians. </p>
    601. 

  601. <dl class="tparams"><dt>Template Parameters</dt><dd>
    602. 

  602.   <table class="tparams">
    603. 

  603.     <tr><td class="paramname">T</td><td>Floating-point scalar types.</td></tr>
    604. 

  604.   </table>
    605. 

  605.   </dd>
    606. 

  606. </dl>
    607. 

  607. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00299.html" title="Include <glm/gtc/quaternion.hpp> to use the features of this extension. ">GLM_GTC_quaternion</a> </dd></dl>
    608. 

  608. 

  609. </div>
    610. 

  610. </div>
    611. 

  611. </div><!-- contents -->
    612. 

  612. <!-- start footer part -->
    613. 

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    614. 

  614. Generated by &#160;<a href="http://www.doxygen.org/index.html">
    615. 

  615. <img class="footer" src="doxygen.png" alt="doxygen"/>
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  616. </a> 1.8.10
    617. 

  617. </small></address>
    618. 

  618. </body>
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  619. </html>
    620.