Platformer in OpenGL
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  63. <div class="summary">
  64. <a href="#func-members">Functions</a> </div>
  65. <div class="headertitle">
  66. <div class="title">Vector Relational Functions<div class="ingroups"><a class="el" href="a00698.html">Core features</a></div></div> </div>
  67. </div><!--header-->
  68. <div class="contents">
  69. <table class="memberdecls">
  70. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
  71. Functions</h2></td></tr>
  72. <tr class="memitem:ga87e53f50b679f5f95c5cb4780311b3dd"><td class="memTemplParams" colspan="2">template&lt;length_t L, qualifier Q&gt; </td></tr>
  73. <tr class="memitem:ga87e53f50b679f5f95c5cb4780311b3dd"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00791.html#ga87e53f50b679f5f95c5cb4780311b3dd">all</a> (vec&lt; L, bool, Q &gt; const &amp;v)</td></tr>
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  75. <tr class="memitem:ga911b3f8e41459dd551ccb6d385d91061"><td class="memTemplParams" colspan="2">template&lt;length_t L, qualifier Q&gt; </td></tr>
  76. <tr class="memitem:ga911b3f8e41459dd551ccb6d385d91061"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00791.html#ga911b3f8e41459dd551ccb6d385d91061">any</a> (vec&lt; L, bool, Q &gt; const &amp;v)</td></tr>
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  79. <tr class="memitem:gab4c5cfdaa70834421397a85aa83ad946"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt; L, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00791.html#gab4c5cfdaa70834421397a85aa83ad946">equal</a> (vec&lt; L, T, Q &gt; const &amp;x, vec&lt; L, T, Q &gt; const &amp;y)</td></tr>
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  81. <tr class="memitem:gadfdb8ea82deca869ddc7e63ea5a63ae4"><td class="memTemplParams" colspan="2">template&lt;length_t L, typename T , qualifier Q&gt; </td></tr>
  82. <tr class="memitem:gadfdb8ea82deca869ddc7e63ea5a63ae4"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt; L, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00791.html#gadfdb8ea82deca869ddc7e63ea5a63ae4">greaterThan</a> (vec&lt; L, T, Q &gt; const &amp;x, vec&lt; L, T, Q &gt; const &amp;y)</td></tr>
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  85. <tr class="memitem:ga859975f538940f8d18fe62f916b9abd7"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt; L, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00791.html#ga859975f538940f8d18fe62f916b9abd7">greaterThanEqual</a> (vec&lt; L, T, Q &gt; const &amp;x, vec&lt; L, T, Q &gt; const &amp;y)</td></tr>
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  93. <tr class="memitem:ga610fcd175791fd246e328ffee10dbf1e"><td class="memTemplParams" colspan="2">template&lt;length_t L, qualifier Q&gt; </td></tr>
  94. <tr class="memitem:ga610fcd175791fd246e328ffee10dbf1e"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt; L, bool, Q &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00791.html#ga610fcd175791fd246e328ffee10dbf1e">not_</a> (vec&lt; L, bool, Q &gt; const &amp;v)</td></tr>
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  99. </table>
  100. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  101. <p>Relational and equality operators (&lt;, &lt;=, &gt;, &gt;=, ==, !=) are defined to operate on scalars and produce scalar Boolean results. </p>
  102. <p>For vector results, use the following built-in functions.</p>
  103. <p>In all cases, the sizes of all the input and return vectors for any particular call must match.</p>
  104. <p>Include &lt;<a class="el" href="a00350.html" title="Core features ">glm/vector_relational.hpp</a>&gt; to use these core features.</p>
  105. <dl class="section see"><dt>See also</dt><dd><a class="el" href="a00694.html" title="Exposes comparison functions for vector types that take a user defined epsilon values. ">GLM_EXT_vector_relational</a> </dd></dl>
  106. <h2 class="groupheader">Function Documentation</h2>
  107. <a id="ga87e53f50b679f5f95c5cb4780311b3dd"></a>
  108. <h2 class="memtitle"><span class="permalink"><a href="#ga87e53f50b679f5f95c5cb4780311b3dd">&#9670;&nbsp;</a></span>all()</h2>
  109. <div class="memitem">
  110. <div class="memproto">
  111. <table class="memname">
  112. <tr>
  113. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR bool glm::all </td>
  114. <td>(</td>
  115. <td class="paramtype">vec&lt; L, bool, Q &gt; const &amp;&#160;</td>
  116. <td class="paramname"><em>v</em></td><td>)</td>
  117. <td></td>
  118. </tr>
  119. </table>
  120. </div><div class="memdoc">
  121. <p>Returns true if all components of x are true. </p>
  122. <dl class="tparams"><dt>Template Parameters</dt><dd>
  123. <table class="tparams">
  124. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector.</td></tr>
  125. </table>
  126. </dd>
  127. </dl>
  128. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/all.xml">GLSL all man page</a> </dd>
  129. <dd>
  130. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  131. </div>
  132. </div>
  133. <a id="ga911b3f8e41459dd551ccb6d385d91061"></a>
  134. <h2 class="memtitle"><span class="permalink"><a href="#ga911b3f8e41459dd551ccb6d385d91061">&#9670;&nbsp;</a></span>any()</h2>
  135. <div class="memitem">
  136. <div class="memproto">
  137. <table class="memname">
  138. <tr>
  139. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR bool glm::any </td>
  140. <td>(</td>
  141. <td class="paramtype">vec&lt; L, bool, Q &gt; const &amp;&#160;</td>
  142. <td class="paramname"><em>v</em></td><td>)</td>
  143. <td></td>
  144. </tr>
  145. </table>
  146. </div><div class="memdoc">
  147. <p>Returns true if any component of x is true. </p>
  148. <dl class="tparams"><dt>Template Parameters</dt><dd>
  149. <table class="tparams">
  150. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector.</td></tr>
  151. </table>
  152. </dd>
  153. </dl>
  154. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/any.xml">GLSL any man page</a> </dd>
  155. <dd>
  156. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  157. </div>
  158. </div>
  159. <a id="gab4c5cfdaa70834421397a85aa83ad946"></a>
  160. <h2 class="memtitle"><span class="permalink"><a href="#gab4c5cfdaa70834421397a85aa83ad946">&#9670;&nbsp;</a></span>equal()</h2>
  161. <div class="memitem">
  162. <div class="memproto">
  163. <table class="memname">
  164. <tr>
  165. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::equal </td>
  166. <td>(</td>
  167. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  168. <td class="paramname"><em>x</em>, </td>
  169. </tr>
  170. <tr>
  171. <td class="paramkey"></td>
  172. <td></td>
  173. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  174. <td class="paramname"><em>y</em>&#160;</td>
  175. </tr>
  176. <tr>
  177. <td></td>
  178. <td>)</td>
  179. <td></td><td></td>
  180. </tr>
  181. </table>
  182. </div><div class="memdoc">
  183. <p>Returns the component-wise comparison of result x == y. </p>
  184. <dl class="tparams"><dt>Template Parameters</dt><dd>
  185. <table class="tparams">
  186. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
  187. <tr><td class="paramname">T</td><td>A floating-point, integer or bool scalar type.</td></tr>
  188. </table>
  189. </dd>
  190. </dl>
  191. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/equal.xml">GLSL equal man page</a> </dd>
  192. <dd>
  193. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  194. </div>
  195. </div>
  196. <a id="gadfdb8ea82deca869ddc7e63ea5a63ae4"></a>
  197. <h2 class="memtitle"><span class="permalink"><a href="#gadfdb8ea82deca869ddc7e63ea5a63ae4">&#9670;&nbsp;</a></span>greaterThan()</h2>
  198. <div class="memitem">
  199. <div class="memproto">
  200. <table class="memname">
  201. <tr>
  202. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::greaterThan </td>
  203. <td>(</td>
  204. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  205. <td class="paramname"><em>x</em>, </td>
  206. </tr>
  207. <tr>
  208. <td class="paramkey"></td>
  209. <td></td>
  210. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  211. <td class="paramname"><em>y</em>&#160;</td>
  212. </tr>
  213. <tr>
  214. <td></td>
  215. <td>)</td>
  216. <td></td><td></td>
  217. </tr>
  218. </table>
  219. </div><div class="memdoc">
  220. <p>Returns the component-wise comparison of result x &gt; y. </p>
  221. <dl class="tparams"><dt>Template Parameters</dt><dd>
  222. <table class="tparams">
  223. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
  224. <tr><td class="paramname">T</td><td>A floating-point or integer scalar type.</td></tr>
  225. </table>
  226. </dd>
  227. </dl>
  228. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/greaterThan.xml">GLSL greaterThan man page</a> </dd>
  229. <dd>
  230. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  231. </div>
  232. </div>
  233. <a id="ga859975f538940f8d18fe62f916b9abd7"></a>
  234. <h2 class="memtitle"><span class="permalink"><a href="#ga859975f538940f8d18fe62f916b9abd7">&#9670;&nbsp;</a></span>greaterThanEqual()</h2>
  235. <div class="memitem">
  236. <div class="memproto">
  237. <table class="memname">
  238. <tr>
  239. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::greaterThanEqual </td>
  240. <td>(</td>
  241. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  242. <td class="paramname"><em>x</em>, </td>
  243. </tr>
  244. <tr>
  245. <td class="paramkey"></td>
  246. <td></td>
  247. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  248. <td class="paramname"><em>y</em>&#160;</td>
  249. </tr>
  250. <tr>
  251. <td></td>
  252. <td>)</td>
  253. <td></td><td></td>
  254. </tr>
  255. </table>
  256. </div><div class="memdoc">
  257. <p>Returns the component-wise comparison of result x &gt;= y. </p>
  258. <dl class="tparams"><dt>Template Parameters</dt><dd>
  259. <table class="tparams">
  260. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
  261. <tr><td class="paramname">T</td><td>A floating-point or integer scalar type.</td></tr>
  262. </table>
  263. </dd>
  264. </dl>
  265. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/greaterThanEqual.xml">GLSL greaterThanEqual man page</a> </dd>
  266. <dd>
  267. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  268. </div>
  269. </div>
  270. <a id="gae90ed1592c395f93e3f3dfce6b2f39c6"></a>
  271. <h2 class="memtitle"><span class="permalink"><a href="#gae90ed1592c395f93e3f3dfce6b2f39c6">&#9670;&nbsp;</a></span>lessThan()</h2>
  272. <div class="memitem">
  273. <div class="memproto">
  274. <table class="memname">
  275. <tr>
  276. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::lessThan </td>
  277. <td>(</td>
  278. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  279. <td class="paramname"><em>x</em>, </td>
  280. </tr>
  281. <tr>
  282. <td class="paramkey"></td>
  283. <td></td>
  284. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  285. <td class="paramname"><em>y</em>&#160;</td>
  286. </tr>
  287. <tr>
  288. <td></td>
  289. <td>)</td>
  290. <td></td><td></td>
  291. </tr>
  292. </table>
  293. </div><div class="memdoc">
  294. <p>Returns the component-wise comparison result of x &lt; y. </p>
  295. <dl class="tparams"><dt>Template Parameters</dt><dd>
  296. <table class="tparams">
  297. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
  298. <tr><td class="paramname">T</td><td>A floating-point or integer scalar type.</td></tr>
  299. </table>
  300. </dd>
  301. </dl>
  302. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/lessThan.xml">GLSL lessThan man page</a> </dd>
  303. <dd>
  304. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  305. </div>
  306. </div>
  307. <a id="gab0bdafc019d227257ff73fb5bcca1718"></a>
  308. <h2 class="memtitle"><span class="permalink"><a href="#gab0bdafc019d227257ff73fb5bcca1718">&#9670;&nbsp;</a></span>lessThanEqual()</h2>
  309. <div class="memitem">
  310. <div class="memproto">
  311. <table class="memname">
  312. <tr>
  313. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::lessThanEqual </td>
  314. <td>(</td>
  315. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  316. <td class="paramname"><em>x</em>, </td>
  317. </tr>
  318. <tr>
  319. <td class="paramkey"></td>
  320. <td></td>
  321. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  322. <td class="paramname"><em>y</em>&#160;</td>
  323. </tr>
  324. <tr>
  325. <td></td>
  326. <td>)</td>
  327. <td></td><td></td>
  328. </tr>
  329. </table>
  330. </div><div class="memdoc">
  331. <p>Returns the component-wise comparison of result x &lt;= y. </p>
  332. <dl class="tparams"><dt>Template Parameters</dt><dd>
  333. <table class="tparams">
  334. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
  335. <tr><td class="paramname">T</td><td>A floating-point or integer scalar type.</td></tr>
  336. </table>
  337. </dd>
  338. </dl>
  339. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/lessThanEqual.xml">GLSL lessThanEqual man page</a> </dd>
  340. <dd>
  341. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  342. </div>
  343. </div>
  344. <a id="ga610fcd175791fd246e328ffee10dbf1e"></a>
  345. <h2 class="memtitle"><span class="permalink"><a href="#ga610fcd175791fd246e328ffee10dbf1e">&#9670;&nbsp;</a></span>not_()</h2>
  346. <div class="memitem">
  347. <div class="memproto">
  348. <table class="memname">
  349. <tr>
  350. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::not_ </td>
  351. <td>(</td>
  352. <td class="paramtype">vec&lt; L, bool, Q &gt; const &amp;&#160;</td>
  353. <td class="paramname"><em>v</em></td><td>)</td>
  354. <td></td>
  355. </tr>
  356. </table>
  357. </div><div class="memdoc">
  358. <p>Returns the component-wise logical complement of x. </p>
  359. <p>/!\ Because of language incompatibilities between C++ and GLSL, GLM defines the function not but not_ instead.</p>
  360. <dl class="tparams"><dt>Template Parameters</dt><dd>
  361. <table class="tparams">
  362. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector.</td></tr>
  363. </table>
  364. </dd>
  365. </dl>
  366. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/not.xml">GLSL not man page</a> </dd>
  367. <dd>
  368. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  369. </div>
  370. </div>
  371. <a id="ga17c19dc1b76cd5aef63e9e7ff3aa3c27"></a>
  372. <h2 class="memtitle"><span class="permalink"><a href="#ga17c19dc1b76cd5aef63e9e7ff3aa3c27">&#9670;&nbsp;</a></span>notEqual()</h2>
  373. <div class="memitem">
  374. <div class="memproto">
  375. <table class="memname">
  376. <tr>
  377. <td class="memname">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;L, bool, Q&gt; glm::notEqual </td>
  378. <td>(</td>
  379. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  380. <td class="paramname"><em>x</em>, </td>
  381. </tr>
  382. <tr>
  383. <td class="paramkey"></td>
  384. <td></td>
  385. <td class="paramtype">vec&lt; L, T, Q &gt; const &amp;&#160;</td>
  386. <td class="paramname"><em>y</em>&#160;</td>
  387. </tr>
  388. <tr>
  389. <td></td>
  390. <td>)</td>
  391. <td></td><td></td>
  392. </tr>
  393. </table>
  394. </div><div class="memdoc">
  395. <p>Returns the component-wise comparison of result x != y. </p>
  396. <dl class="tparams"><dt>Template Parameters</dt><dd>
  397. <table class="tparams">
  398. <tr><td class="paramname">L</td><td>An integer between 1 and 4 included that qualify the dimension of the vector. </td></tr>
  399. <tr><td class="paramname">T</td><td>A floating-point, integer or bool scalar type.</td></tr>
  400. </table>
  401. </dd>
  402. </dl>
  403. <dl class="section see"><dt>See also</dt><dd><a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/notEqual.xml">GLSL notEqual man page</a> </dd>
  404. <dd>
  405. <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.7 Vector Relational Functions</a> </dd></dl>
  406. </div>
  407. </div>
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