Matrix2.html 131 KB

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  7. <title>Matrix2 - Cesium Documentation</title>
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  15. <div id="main">
  16. <h1 class="page-title">
  17. <a href="index.html"><img src="images/CesiumLogo.png" class="cesiumLogo"></a>
  18. Matrix2
  19. <div class="titleCenterer"></div>
  20. </h1>
  21. <section>
  22. <header>
  23. </header>
  24. <article>
  25. <div class="container-overview">
  26. <dt>
  27. <div class="nameContainer">
  28. <h4 class="name" id="Matrix2">
  29. <a href="#Matrix2" class="doc-link"></a>
  30. new Cesium.Matrix2<span class="signature">(<span class="optional">column0Row0</span>, <span class="optional">column1Row0</span>, <span class="optional">column0Row1</span>, <span class="optional">column1Row1</span>)</span>
  31. <div class="source-link rightLinks">
  32. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L36">Core/Matrix2.js 36</a>
  33. </div>
  34. </h4>
  35. </div>
  36. </dt>
  37. <dd>
  38. <div class="description">
  39. A 2x2 matrix, indexable as a column-major order array. Constructor parameters are in row-major order for code readability.
  40. </div>
  41. <table class="params">
  42. <thead>
  43. <tr>
  44. <th>Name</th>
  45. <th>Type</th>
  46. <th>Default</th>
  47. <th class="last">Description</th>
  48. </tr>
  49. </thead>
  50. <tbody>
  51. <tr>
  52. <td class="name"><code>column0Row0</code></td>
  53. <td class="type">
  54. <span class="param-type">Number</span>
  55. </td>
  56. <td class="default">
  57. <code class="language-javascript">0.0</code>
  58. </td>
  59. <td class="description last">
  60. <span class="optional">optional</span>
  61. The value for column 0, row 0.</td>
  62. </tr>
  63. <tr>
  64. <td class="name"><code>column1Row0</code></td>
  65. <td class="type">
  66. <span class="param-type">Number</span>
  67. </td>
  68. <td class="default">
  69. <code class="language-javascript">0.0</code>
  70. </td>
  71. <td class="description last">
  72. <span class="optional">optional</span>
  73. The value for column 1, row 0.</td>
  74. </tr>
  75. <tr>
  76. <td class="name"><code>column0Row1</code></td>
  77. <td class="type">
  78. <span class="param-type">Number</span>
  79. </td>
  80. <td class="default">
  81. <code class="language-javascript">0.0</code>
  82. </td>
  83. <td class="description last">
  84. <span class="optional">optional</span>
  85. The value for column 0, row 1.</td>
  86. </tr>
  87. <tr>
  88. <td class="name"><code>column1Row1</code></td>
  89. <td class="type">
  90. <span class="param-type">Number</span>
  91. </td>
  92. <td class="default">
  93. <code class="language-javascript">0.0</code>
  94. </td>
  95. <td class="description last">
  96. <span class="optional">optional</span>
  97. The value for column 1, row 1.</td>
  98. </tr>
  99. </tbody>
  100. </table>
  101. <dl class="details">
  102. <h5>See:</h5>
  103. <ul class="see-list">
  104. <li><a href="Matrix2.html#.fromColumnMajorArray">Matrix2.fromColumnMajorArray</a></li>
  105. <li><a href="Matrix2.html#.fromRowMajorArray">Matrix2.fromRowMajorArray</a></li>
  106. <li><a href="Matrix2.html#.fromScale">Matrix2.fromScale</a></li>
  107. <li><a href="Matrix2.html#.fromUniformScale">Matrix2.fromUniformScale</a></li>
  108. <li><a href="Matrix3.html">Matrix3</a></li>
  109. <li><a href="Matrix4.html">Matrix4</a></li>
  110. </ul>
  111. </dl>
  112. </dd>
  113. </div>
  114. <h3 class="subsection-title">Members</h3>
  115. <dl>
  116. <dt>
  117. <div class="nameContainer">
  118. <h4 class="name" id="length">
  119. <a href="#length" class="doc-link"></a>
  120. length<span class="type-signature"> : Number</span>
  121. <div class="source-link rightLinks">
  122. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L922">Core/Matrix2.js 922</a>
  123. </div>
  124. </h4>
  125. </div>
  126. </dt>
  127. <dd>
  128. <div class="description">
  129. Gets the number of items in the collection.
  130. </div>
  131. <dl class="details">
  132. </dl>
  133. </dd>
  134. <dt>
  135. <div class="nameContainer">
  136. <h4 class="name" id=".COLUMN0ROW0">
  137. <a href="#.COLUMN0ROW0" class="doc-link"></a>
  138. <span class="type-signature attribute-static">static</span><span class="type-signature attribute-constant">constant</span>Cesium.Matrix2.COLUMN0ROW0<span class="type-signature"> : Number</span>
  139. <div class="source-link rightLinks">
  140. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L877">Core/Matrix2.js 877</a>
  141. </div>
  142. </h4>
  143. </div>
  144. </dt>
  145. <dd>
  146. <div class="description">
  147. The index into Matrix2 for column 0, row 0.
  148. </div>
  149. <dl class="details">
  150. <h5>Example:</h5>
  151. <pre><code class="language-javascript">var matrix = new Cesium.Matrix2(); matrix[Cesium.Matrix2.COLUMN0ROW0] = 5.0; // set column 0, row 0 to 5.0</code></pre>
  152. </dl>
  153. </dd>
  154. <dt>
  155. <div class="nameContainer">
  156. <h4 class="name" id=".COLUMN0ROW1">
  157. <a href="#.COLUMN0ROW1" class="doc-link"></a>
  158. <span class="type-signature attribute-static">static</span><span class="type-signature attribute-constant">constant</span>Cesium.Matrix2.COLUMN0ROW1<span class="type-signature"> : Number</span>
  159. <div class="source-link rightLinks">
  160. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L889">Core/Matrix2.js 889</a>
  161. </div>
  162. </h4>
  163. </div>
  164. </dt>
  165. <dd>
  166. <div class="description">
  167. The index into Matrix2 for column 0, row 1.
  168. </div>
  169. <dl class="details">
  170. <h5>Example:</h5>
  171. <pre><code class="language-javascript">var matrix = new Cesium.Matrix2(); matrix[Cesium.Matrix2.COLUMN0ROW1] = 5.0; // set column 0, row 1 to 5.0</code></pre>
  172. </dl>
  173. </dd>
  174. <dt>
  175. <div class="nameContainer">
  176. <h4 class="name" id=".COLUMN1ROW0">
  177. <a href="#.COLUMN1ROW0" class="doc-link"></a>
  178. <span class="type-signature attribute-static">static</span><span class="type-signature attribute-constant">constant</span>Cesium.Matrix2.COLUMN1ROW0<span class="type-signature"> : Number</span>
  179. <div class="source-link rightLinks">
  180. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L901">Core/Matrix2.js 901</a>
  181. </div>
  182. </h4>
  183. </div>
  184. </dt>
  185. <dd>
  186. <div class="description">
  187. The index into Matrix2 for column 1, row 0.
  188. </div>
  189. <dl class="details">
  190. <h5>Example:</h5>
  191. <pre><code class="language-javascript">var matrix = new Cesium.Matrix2(); matrix[Cesium.Matrix2.COLUMN1ROW0] = 5.0; // set column 1, row 0 to 5.0</code></pre>
  192. </dl>
  193. </dd>
  194. <dt>
  195. <div class="nameContainer">
  196. <h4 class="name" id=".COLUMN1ROW1">
  197. <a href="#.COLUMN1ROW1" class="doc-link"></a>
  198. <span class="type-signature attribute-static">static</span><span class="type-signature attribute-constant">constant</span>Cesium.Matrix2.COLUMN1ROW1<span class="type-signature"> : Number</span>
  199. <div class="source-link rightLinks">
  200. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L913">Core/Matrix2.js 913</a>
  201. </div>
  202. </h4>
  203. </div>
  204. </dt>
  205. <dd>
  206. <div class="description">
  207. The index into Matrix2 for column 1, row 1.
  208. </div>
  209. <dl class="details">
  210. <h5>Example:</h5>
  211. <pre><code class="language-javascript">var matrix = new Cesium.Matrix2(); matrix[Cesium.Matrix2.COLUMN1ROW1] = 5.0; // set column 1, row 1 to 5.0</code></pre>
  212. </dl>
  213. </dd>
  214. <dt>
  215. <div class="nameContainer">
  216. <h4 class="name" id=".IDENTITY">
  217. <a href="#.IDENTITY" class="doc-link"></a>
  218. <span class="type-signature attribute-static">static</span><span class="type-signature attribute-constant">constant</span>Cesium.Matrix2.IDENTITY<span class="type-signature"> : <a href="Matrix2.html">Matrix2</a></span>
  219. <div class="source-link rightLinks">
  220. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L855">Core/Matrix2.js 855</a>
  221. </div>
  222. </h4>
  223. </div>
  224. </dt>
  225. <dd>
  226. <div class="description">
  227. An immutable Matrix2 instance initialized to the identity matrix.
  228. </div>
  229. <dl class="details">
  230. </dl>
  231. </dd>
  232. <dt>
  233. <div class="nameContainer">
  234. <h4 class="name" id=".packedLength">
  235. <a href="#.packedLength" class="doc-link"></a>
  236. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.packedLength<span class="type-signature"> : Number</span>
  237. <div class="source-link rightLinks">
  238. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L47">Core/Matrix2.js 47</a>
  239. </div>
  240. </h4>
  241. </div>
  242. </dt>
  243. <dd>
  244. <div class="description">
  245. The number of elements used to pack the object into an array.
  246. </div>
  247. <dl class="details">
  248. </dl>
  249. </dd>
  250. <dt>
  251. <div class="nameContainer">
  252. <h4 class="name" id=".ZERO">
  253. <a href="#.ZERO" class="doc-link"></a>
  254. <span class="type-signature attribute-static">static</span><span class="type-signature attribute-constant">constant</span>Cesium.Matrix2.ZERO<span class="type-signature"> : <a href="Matrix2.html">Matrix2</a></span>
  255. <div class="source-link rightLinks">
  256. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L864">Core/Matrix2.js 864</a>
  257. </div>
  258. </h4>
  259. </div>
  260. </dt>
  261. <dd>
  262. <div class="description">
  263. An immutable Matrix2 instance initialized to the zero matrix.
  264. </div>
  265. <dl class="details">
  266. </dl>
  267. </dd>
  268. </dl>
  269. <h3 class="subsection-title">Methods</h3>
  270. <dl>
  271. <dt>
  272. <div class="nameContainer">
  273. <h4 class="name" id="clone">
  274. <a href="#clone" class="doc-link"></a>
  275. clone<span class="signature">(<span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  276. <div class="source-link rightLinks">
  277. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L935">Core/Matrix2.js 935</a>
  278. </div>
  279. </h4>
  280. </div>
  281. </dt>
  282. <dd>
  283. <div class="description">
  284. Duplicates the provided Matrix2 instance.
  285. </div>
  286. <table class="params">
  287. <thead>
  288. <tr>
  289. <th>Name</th>
  290. <th>Type</th>
  291. <th class="last">Description</th>
  292. </tr>
  293. </thead>
  294. <tbody>
  295. <tr>
  296. <td class="name"><code>result</code></td>
  297. <td class="type">
  298. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  299. </td>
  300. <td class="description last">
  301. <span class="optional">optional</span>
  302. The object onto which to store the result.</td>
  303. </tr>
  304. </tbody>
  305. </table>
  306. <h5>Returns:</h5>
  307. <div class="param-desc">
  308. The modified result parameter or a new Matrix2 instance if one was not provided.
  309. </div>
  310. <dl class="details">
  311. </dl>
  312. </dd>
  313. <dt>
  314. <div class="nameContainer">
  315. <h4 class="name" id="equals">
  316. <a href="#equals" class="doc-link"></a>
  317. equals<span class="signature">(<span class="optional">right</span>)</span> &rarr; <span class="type-signature returnType">Boolean</span>
  318. <div class="source-link rightLinks">
  319. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L946">Core/Matrix2.js 946</a>
  320. </div>
  321. </h4>
  322. </div>
  323. </dt>
  324. <dd>
  325. <div class="description">
  326. Compares this matrix to the provided matrix componentwise and returns <code>true</code> if they are equal, <code>false</code> otherwise.
  327. </div>
  328. <table class="params">
  329. <thead>
  330. <tr>
  331. <th>Name</th>
  332. <th>Type</th>
  333. <th class="last">Description</th>
  334. </tr>
  335. </thead>
  336. <tbody>
  337. <tr>
  338. <td class="name"><code>right</code></td>
  339. <td class="type">
  340. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  341. </td>
  342. <td class="description last">
  343. <span class="optional">optional</span>
  344. The right hand side matrix.</td>
  345. </tr>
  346. </tbody>
  347. </table>
  348. <h5>Returns:</h5>
  349. <div class="param-desc">
  350. <code>true</code> if they are equal, <code>false</code> otherwise.
  351. </div>
  352. <dl class="details">
  353. </dl>
  354. </dd>
  355. <dt>
  356. <div class="nameContainer">
  357. <h4 class="name" id="equalsEpsilon">
  358. <a href="#equalsEpsilon" class="doc-link"></a>
  359. equalsEpsilon<span class="signature">(<span class="optional">right</span>, epsilon)</span> &rarr; <span class="type-signature returnType">Boolean</span>
  360. <div class="source-link rightLinks">
  361. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L959">Core/Matrix2.js 959</a>
  362. </div>
  363. </h4>
  364. </div>
  365. </dt>
  366. <dd>
  367. <div class="description">
  368. Compares this matrix to the provided matrix componentwise and returns <code>true</code> if they are within the provided epsilon, <code>false</code> otherwise.
  369. </div>
  370. <table class="params">
  371. <thead>
  372. <tr>
  373. <th>Name</th>
  374. <th>Type</th>
  375. <th class="last">Description</th>
  376. </tr>
  377. </thead>
  378. <tbody>
  379. <tr>
  380. <td class="name"><code>right</code></td>
  381. <td class="type">
  382. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  383. </td>
  384. <td class="description last">
  385. <span class="optional">optional</span>
  386. The right hand side matrix.</td>
  387. </tr>
  388. <tr>
  389. <td class="name"><code>epsilon</code></td>
  390. <td class="type">
  391. <span class="param-type">Number</span>
  392. </td>
  393. <td class="description last">
  394. The epsilon to use for equality testing.</td>
  395. </tr>
  396. </tbody>
  397. </table>
  398. <h5>Returns:</h5>
  399. <div class="param-desc">
  400. <code>true</code> if they are within the provided epsilon, <code>false</code> otherwise.
  401. </div>
  402. <dl class="details">
  403. </dl>
  404. </dd>
  405. <dt>
  406. <div class="nameContainer">
  407. <h4 class="name" id="toString">
  408. <a href="#toString" class="doc-link"></a>
  409. toString<span class="signature">()</span> &rarr; <span class="type-signature returnType">String</span>
  410. <div class="source-link rightLinks">
  411. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L969">Core/Matrix2.js 969</a>
  412. </div>
  413. </h4>
  414. </div>
  415. </dt>
  416. <dd>
  417. <div class="description">
  418. Creates a string representing this Matrix with each row being on a separate line and in the format '(column0, column1)'.
  419. </div>
  420. <h5>Returns:</h5>
  421. <div class="param-desc">
  422. A string representing the provided Matrix with each row being on a separate line and in the format '(column0, column1)'.
  423. </div>
  424. <dl class="details">
  425. </dl>
  426. </dd>
  427. <dt>
  428. <div class="nameContainer">
  429. <h4 class="name" id=".abs">
  430. <a href="#.abs" class="doc-link"></a>
  431. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.abs<span class="signature">(matrix, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  432. <div class="source-link rightLinks">
  433. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L777">Core/Matrix2.js 777</a>
  434. </div>
  435. </h4>
  436. </div>
  437. </dt>
  438. <dd>
  439. <div class="description">
  440. Computes a matrix, which contains the absolute (unsigned) values of the provided matrix's elements.
  441. </div>
  442. <table class="params">
  443. <thead>
  444. <tr>
  445. <th>Name</th>
  446. <th>Type</th>
  447. <th class="last">Description</th>
  448. </tr>
  449. </thead>
  450. <tbody>
  451. <tr>
  452. <td class="name"><code>matrix</code></td>
  453. <td class="type">
  454. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  455. </td>
  456. <td class="description last">
  457. The matrix with signed elements.</td>
  458. </tr>
  459. <tr>
  460. <td class="name"><code>result</code></td>
  461. <td class="type">
  462. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  463. </td>
  464. <td class="description last">
  465. The object onto which to store the result.</td>
  466. </tr>
  467. </tbody>
  468. </table>
  469. <h5>Returns:</h5>
  470. <div class="param-desc">
  471. The modified result parameter.
  472. </div>
  473. <dl class="details">
  474. </dl>
  475. </dd>
  476. <dt>
  477. <div class="nameContainer">
  478. <h4 class="name" id=".add">
  479. <a href="#.add" class="doc-link"></a>
  480. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.add<span class="signature">(left, right, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  481. <div class="source-link rightLinks">
  482. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L576">Core/Matrix2.js 576</a>
  483. </div>
  484. </h4>
  485. </div>
  486. </dt>
  487. <dd>
  488. <div class="description">
  489. Computes the sum of two matrices.
  490. </div>
  491. <table class="params">
  492. <thead>
  493. <tr>
  494. <th>Name</th>
  495. <th>Type</th>
  496. <th class="last">Description</th>
  497. </tr>
  498. </thead>
  499. <tbody>
  500. <tr>
  501. <td class="name"><code>left</code></td>
  502. <td class="type">
  503. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  504. </td>
  505. <td class="description last">
  506. The first matrix.</td>
  507. </tr>
  508. <tr>
  509. <td class="name"><code>right</code></td>
  510. <td class="type">
  511. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  512. </td>
  513. <td class="description last">
  514. The second matrix.</td>
  515. </tr>
  516. <tr>
  517. <td class="name"><code>result</code></td>
  518. <td class="type">
  519. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  520. </td>
  521. <td class="description last">
  522. The object onto which to store the result.</td>
  523. </tr>
  524. </tbody>
  525. </table>
  526. <h5>Returns:</h5>
  527. <div class="param-desc">
  528. The modified result parameter.
  529. </div>
  530. <dl class="details">
  531. </dl>
  532. </dd>
  533. <dt>
  534. <div class="nameContainer">
  535. <h4 class="name" id=".clone">
  536. <a href="#.clone" class="doc-link"></a>
  537. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.clone<span class="signature">(matrix, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  538. <div class="source-link rightLinks">
  539. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L114">Core/Matrix2.js 114</a>
  540. </div>
  541. </h4>
  542. </div>
  543. </dt>
  544. <dd>
  545. <div class="description">
  546. Duplicates a Matrix2 instance.
  547. </div>
  548. <table class="params">
  549. <thead>
  550. <tr>
  551. <th>Name</th>
  552. <th>Type</th>
  553. <th class="last">Description</th>
  554. </tr>
  555. </thead>
  556. <tbody>
  557. <tr>
  558. <td class="name"><code>matrix</code></td>
  559. <td class="type">
  560. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  561. </td>
  562. <td class="description last">
  563. The matrix to duplicate.</td>
  564. </tr>
  565. <tr>
  566. <td class="name"><code>result</code></td>
  567. <td class="type">
  568. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  569. </td>
  570. <td class="description last">
  571. <span class="optional">optional</span>
  572. The object onto which to store the result.</td>
  573. </tr>
  574. </tbody>
  575. </table>
  576. <h5>Returns:</h5>
  577. <div class="param-desc">
  578. The modified result parameter or a new Matrix2 instance if one was not provided. (Returns undefined if matrix is undefined)
  579. </div>
  580. <dl class="details">
  581. </dl>
  582. </dd>
  583. <dt>
  584. <div class="nameContainer">
  585. <h4 class="name" id=".equals">
  586. <a href="#.equals" class="doc-link"></a>
  587. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.equals<span class="signature">(<span class="optional">left</span>, <span class="optional">right</span>)</span> &rarr; <span class="type-signature returnType">Boolean</span>
  588. <div class="source-link rightLinks">
  589. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L803">Core/Matrix2.js 803</a>
  590. </div>
  591. </h4>
  592. </div>
  593. </dt>
  594. <dd>
  595. <div class="description">
  596. Compares the provided matrices componentwise and returns <code>true</code> if they are equal, <code>false</code> otherwise.
  597. </div>
  598. <table class="params">
  599. <thead>
  600. <tr>
  601. <th>Name</th>
  602. <th>Type</th>
  603. <th class="last">Description</th>
  604. </tr>
  605. </thead>
  606. <tbody>
  607. <tr>
  608. <td class="name"><code>left</code></td>
  609. <td class="type">
  610. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  611. </td>
  612. <td class="description last">
  613. <span class="optional">optional</span>
  614. The first matrix.</td>
  615. </tr>
  616. <tr>
  617. <td class="name"><code>right</code></td>
  618. <td class="type">
  619. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  620. </td>
  621. <td class="description last">
  622. <span class="optional">optional</span>
  623. The second matrix.</td>
  624. </tr>
  625. </tbody>
  626. </table>
  627. <h5>Returns:</h5>
  628. <div class="param-desc">
  629. <code>true</code> if left and right are equal, <code>false</code> otherwise.
  630. </div>
  631. <dl class="details">
  632. </dl>
  633. </dd>
  634. <dt>
  635. <div class="nameContainer">
  636. <h4 class="name" id=".equalsEpsilon">
  637. <a href="#.equalsEpsilon" class="doc-link"></a>
  638. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.equalsEpsilon<span class="signature">(<span class="optional">left</span>, <span class="optional">right</span>, epsilon)</span> &rarr; <span class="type-signature returnType">Boolean</span>
  639. <div class="source-link rightLinks">
  640. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L833">Core/Matrix2.js 833</a>
  641. </div>
  642. </h4>
  643. </div>
  644. </dt>
  645. <dd>
  646. <div class="description">
  647. Compares the provided matrices componentwise and returns <code>true</code> if they are within the provided epsilon, <code>false</code> otherwise.
  648. </div>
  649. <table class="params">
  650. <thead>
  651. <tr>
  652. <th>Name</th>
  653. <th>Type</th>
  654. <th class="last">Description</th>
  655. </tr>
  656. </thead>
  657. <tbody>
  658. <tr>
  659. <td class="name"><code>left</code></td>
  660. <td class="type">
  661. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  662. </td>
  663. <td class="description last">
  664. <span class="optional">optional</span>
  665. The first matrix.</td>
  666. </tr>
  667. <tr>
  668. <td class="name"><code>right</code></td>
  669. <td class="type">
  670. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  671. </td>
  672. <td class="description last">
  673. <span class="optional">optional</span>
  674. The second matrix.</td>
  675. </tr>
  676. <tr>
  677. <td class="name"><code>epsilon</code></td>
  678. <td class="type">
  679. <span class="param-type">Number</span>
  680. </td>
  681. <td class="description last">
  682. The epsilon to use for equality testing.</td>
  683. </tr>
  684. </tbody>
  685. </table>
  686. <h5>Returns:</h5>
  687. <div class="param-desc">
  688. <code>true</code> if left and right are within the provided epsilon, <code>false</code> otherwise.
  689. </div>
  690. <dl class="details">
  691. </dl>
  692. </dd>
  693. <dt>
  694. <div class="nameContainer">
  695. <h4 class="name" id=".fromArray">
  696. <a href="#.fromArray" class="doc-link"></a>
  697. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.fromArray<span class="signature">(array, <span class="optional">startingIndex</span>, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  698. <div class="source-link rightLinks">
  699. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L149">Core/Matrix2.js 149</a>
  700. </div>
  701. </h4>
  702. </div>
  703. </dt>
  704. <dd>
  705. <div class="description">
  706. Creates a Matrix2 from 4 consecutive elements in an array.
  707. </div>
  708. <table class="params">
  709. <thead>
  710. <tr>
  711. <th>Name</th>
  712. <th>Type</th>
  713. <th>Default</th>
  714. <th class="last">Description</th>
  715. </tr>
  716. </thead>
  717. <tbody>
  718. <tr>
  719. <td class="name"><code>array</code></td>
  720. <td class="type">
  721. <span class="param-type">Array.&lt;Number></span>
  722. </td>
  723. <td class="default">
  724. </td>
  725. <td class="description last">
  726. The array whose 4 consecutive elements correspond to the positions of the matrix. Assumes column-major order.</td>
  727. </tr>
  728. <tr>
  729. <td class="name"><code>startingIndex</code></td>
  730. <td class="type">
  731. <span class="param-type">Number</span>
  732. </td>
  733. <td class="default">
  734. <code class="language-javascript">0</code>
  735. </td>
  736. <td class="description last">
  737. <span class="optional">optional</span>
  738. The offset into the array of the first element, which corresponds to first column first row position in the matrix.</td>
  739. </tr>
  740. <tr>
  741. <td class="name"><code>result</code></td>
  742. <td class="type">
  743. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  744. </td>
  745. <td class="default">
  746. </td>
  747. <td class="description last">
  748. <span class="optional">optional</span>
  749. The object onto which to store the result.</td>
  750. </tr>
  751. </tbody>
  752. </table>
  753. <h5>Returns:</h5>
  754. <div class="param-desc">
  755. The modified result parameter or a new Matrix2 instance if one was not provided.
  756. </div>
  757. <dl class="details">
  758. <h5>Example:</h5>
  759. <pre><code class="language-javascript">// Create the Matrix2: // [1.0, 2.0] // [1.0, 2.0] var v = [1.0, 1.0, 2.0, 2.0]; var m = Cesium.Matrix2.fromArray(v); // Create same Matrix2 with using an offset into an array var v2 = [0.0, 0.0, 1.0, 1.0, 2.0, 2.0]; var m2 = Cesium.Matrix2.fromArray(v2, 2);</code></pre>
  760. </dl>
  761. </dd>
  762. <dt>
  763. <div class="nameContainer">
  764. <h4 class="name" id=".fromColumnMajorArray">
  765. <a href="#.fromColumnMajorArray" class="doc-link"></a>
  766. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.fromColumnMajorArray<span class="signature">(values, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  767. <div class="source-link rightLinks">
  768. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L176">Core/Matrix2.js 176</a>
  769. </div>
  770. </h4>
  771. </div>
  772. </dt>
  773. <dd>
  774. <div class="description">
  775. Creates a Matrix2 instance from a column-major order array.
  776. </div>
  777. <table class="params">
  778. <thead>
  779. <tr>
  780. <th>Name</th>
  781. <th>Type</th>
  782. <th class="last">Description</th>
  783. </tr>
  784. </thead>
  785. <tbody>
  786. <tr>
  787. <td class="name"><code>values</code></td>
  788. <td class="type">
  789. <span class="param-type">Array.&lt;Number></span>
  790. </td>
  791. <td class="description last">
  792. The column-major order array.</td>
  793. </tr>
  794. <tr>
  795. <td class="name"><code>result</code></td>
  796. <td class="type">
  797. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  798. </td>
  799. <td class="description last">
  800. <span class="optional">optional</span>
  801. The object in which the result will be stored, if undefined a new instance will be created.</td>
  802. </tr>
  803. </tbody>
  804. </table>
  805. <h5>Returns:</h5>
  806. <div class="param-desc">
  807. The modified result parameter, or a new Matrix2 instance if one was not provided.
  808. </div>
  809. <dl class="details">
  810. </dl>
  811. </dd>
  812. <dt>
  813. <div class="nameContainer">
  814. <h4 class="name" id=".fromRotation">
  815. <a href="#.fromRotation" class="doc-link"></a>
  816. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.fromRotation<span class="signature">(angle, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  817. <div class="source-link rightLinks">
  818. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L291">Core/Matrix2.js 291</a>
  819. </div>
  820. </h4>
  821. </div>
  822. </dt>
  823. <dd>
  824. <div class="description">
  825. Creates a rotation matrix.
  826. </div>
  827. <table class="params">
  828. <thead>
  829. <tr>
  830. <th>Name</th>
  831. <th>Type</th>
  832. <th class="last">Description</th>
  833. </tr>
  834. </thead>
  835. <tbody>
  836. <tr>
  837. <td class="name"><code>angle</code></td>
  838. <td class="type">
  839. <span class="param-type">Number</span>
  840. </td>
  841. <td class="description last">
  842. The angle, in radians, of the rotation. Positive angles are counterclockwise.</td>
  843. </tr>
  844. <tr>
  845. <td class="name"><code>result</code></td>
  846. <td class="type">
  847. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  848. </td>
  849. <td class="description last">
  850. <span class="optional">optional</span>
  851. The object in which the result will be stored, if undefined a new instance will be created.</td>
  852. </tr>
  853. </tbody>
  854. </table>
  855. <h5>Returns:</h5>
  856. <div class="param-desc">
  857. The modified result parameter, or a new Matrix2 instance if one was not provided.
  858. </div>
  859. <dl class="details">
  860. <h5>Example:</h5>
  861. <pre><code class="language-javascript">// Rotate a point 45 degrees counterclockwise. var p = new Cesium.Cartesian2(5, 6); var m = Cesium.Matrix2.fromRotation(Cesium.Math.toRadians(45.0)); var rotated = Cesium.Matrix2.multiplyByVector(m, p, new Cesium.Cartesian2());</code></pre>
  862. </dl>
  863. </dd>
  864. <dt>
  865. <div class="nameContainer">
  866. <h4 class="name" id=".fromRowMajorArray">
  867. <a href="#.fromRowMajorArray" class="doc-link"></a>
  868. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.fromRowMajorArray<span class="signature">(values, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  869. <div class="source-link rightLinks">
  870. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L194">Core/Matrix2.js 194</a>
  871. </div>
  872. </h4>
  873. </div>
  874. </dt>
  875. <dd>
  876. <div class="description">
  877. Creates a Matrix2 instance from a row-major order array. The resulting matrix will be in column-major order.
  878. </div>
  879. <table class="params">
  880. <thead>
  881. <tr>
  882. <th>Name</th>
  883. <th>Type</th>
  884. <th class="last">Description</th>
  885. </tr>
  886. </thead>
  887. <tbody>
  888. <tr>
  889. <td class="name"><code>values</code></td>
  890. <td class="type">
  891. <span class="param-type">Array.&lt;Number></span>
  892. </td>
  893. <td class="description last">
  894. The row-major order array.</td>
  895. </tr>
  896. <tr>
  897. <td class="name"><code>result</code></td>
  898. <td class="type">
  899. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  900. </td>
  901. <td class="description last">
  902. <span class="optional">optional</span>
  903. The object in which the result will be stored, if undefined a new instance will be created.</td>
  904. </tr>
  905. </tbody>
  906. </table>
  907. <h5>Returns:</h5>
  908. <div class="param-desc">
  909. The modified result parameter, or a new Matrix2 instance if one was not provided.
  910. </div>
  911. <dl class="details">
  912. </dl>
  913. </dd>
  914. <dt>
  915. <div class="nameContainer">
  916. <h4 class="name" id=".fromScale">
  917. <a href="#.fromScale" class="doc-link"></a>
  918. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.fromScale<span class="signature">(scale, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  919. <div class="source-link rightLinks">
  920. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L225">Core/Matrix2.js 225</a>
  921. </div>
  922. </h4>
  923. </div>
  924. </dt>
  925. <dd>
  926. <div class="description">
  927. Computes a Matrix2 instance representing a non-uniform scale.
  928. </div>
  929. <table class="params">
  930. <thead>
  931. <tr>
  932. <th>Name</th>
  933. <th>Type</th>
  934. <th class="last">Description</th>
  935. </tr>
  936. </thead>
  937. <tbody>
  938. <tr>
  939. <td class="name"><code>scale</code></td>
  940. <td class="type">
  941. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  942. </td>
  943. <td class="description last">
  944. The x and y scale factors.</td>
  945. </tr>
  946. <tr>
  947. <td class="name"><code>result</code></td>
  948. <td class="type">
  949. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  950. </td>
  951. <td class="description last">
  952. <span class="optional">optional</span>
  953. The object in which the result will be stored, if undefined a new instance will be created.</td>
  954. </tr>
  955. </tbody>
  956. </table>
  957. <h5>Returns:</h5>
  958. <div class="param-desc">
  959. The modified result parameter, or a new Matrix2 instance if one was not provided.
  960. </div>
  961. <dl class="details">
  962. <h5>Example:</h5>
  963. <pre><code class="language-javascript">// Creates // [7.0, 0.0] // [0.0, 8.0] var m = Cesium.Matrix2.fromScale(new Cesium.Cartesian2(7.0, 8.0));</code></pre>
  964. </dl>
  965. </dd>
  966. <dt>
  967. <div class="nameContainer">
  968. <h4 class="name" id=".fromUniformScale">
  969. <a href="#.fromUniformScale" class="doc-link"></a>
  970. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.fromUniformScale<span class="signature">(scale, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  971. <div class="source-link rightLinks">
  972. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L258">Core/Matrix2.js 258</a>
  973. </div>
  974. </h4>
  975. </div>
  976. </dt>
  977. <dd>
  978. <div class="description">
  979. Computes a Matrix2 instance representing a uniform scale.
  980. </div>
  981. <table class="params">
  982. <thead>
  983. <tr>
  984. <th>Name</th>
  985. <th>Type</th>
  986. <th class="last">Description</th>
  987. </tr>
  988. </thead>
  989. <tbody>
  990. <tr>
  991. <td class="name"><code>scale</code></td>
  992. <td class="type">
  993. <span class="param-type">Number</span>
  994. </td>
  995. <td class="description last">
  996. The uniform scale factor.</td>
  997. </tr>
  998. <tr>
  999. <td class="name"><code>result</code></td>
  1000. <td class="type">
  1001. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1002. </td>
  1003. <td class="description last">
  1004. <span class="optional">optional</span>
  1005. The object in which the result will be stored, if undefined a new instance will be created.</td>
  1006. </tr>
  1007. </tbody>
  1008. </table>
  1009. <h5>Returns:</h5>
  1010. <div class="param-desc">
  1011. The modified result parameter, or a new Matrix2 instance if one was not provided.
  1012. </div>
  1013. <dl class="details">
  1014. <h5>Example:</h5>
  1015. <pre><code class="language-javascript">// Creates // [2.0, 0.0] // [0.0, 2.0] var m = Cesium.Matrix2.fromUniformScale(2.0);</code></pre>
  1016. </dl>
  1017. </dd>
  1018. <dt>
  1019. <div class="nameContainer">
  1020. <h4 class="name" id=".getColumn">
  1021. <a href="#.getColumn" class="doc-link"></a>
  1022. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.getColumn<span class="signature">(matrix, index, result)</span> &rarr; <span class="type-signature returnType"><a href="Cartesian2.html">Cartesian2</a></span>
  1023. <div class="source-link rightLinks">
  1024. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L377">Core/Matrix2.js 377</a>
  1025. </div>
  1026. </h4>
  1027. </div>
  1028. </dt>
  1029. <dd>
  1030. <div class="description">
  1031. Retrieves a copy of the matrix column at the provided index as a Cartesian2 instance.
  1032. </div>
  1033. <table class="params">
  1034. <thead>
  1035. <tr>
  1036. <th>Name</th>
  1037. <th>Type</th>
  1038. <th class="last">Description</th>
  1039. </tr>
  1040. </thead>
  1041. <tbody>
  1042. <tr>
  1043. <td class="name"><code>matrix</code></td>
  1044. <td class="type">
  1045. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1046. </td>
  1047. <td class="description last">
  1048. The matrix to use.</td>
  1049. </tr>
  1050. <tr>
  1051. <td class="name"><code>index</code></td>
  1052. <td class="type">
  1053. <span class="param-type">Number</span>
  1054. </td>
  1055. <td class="description last">
  1056. The zero-based index of the column to retrieve.</td>
  1057. </tr>
  1058. <tr>
  1059. <td class="name"><code>result</code></td>
  1060. <td class="type">
  1061. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1062. </td>
  1063. <td class="description last">
  1064. The object onto which to store the result.</td>
  1065. </tr>
  1066. </tbody>
  1067. </table>
  1068. <h5>Returns:</h5>
  1069. <div class="param-desc">
  1070. The modified result parameter.
  1071. </div>
  1072. <h5>Throws:</h5>
  1073. <ul>
  1074. <li>
  1075. <div class="param-desc">
  1076. <span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>
  1077. : index must be 0 or 1.
  1078. </div>
  1079. </li>
  1080. </ul>
  1081. <dl class="details">
  1082. </dl>
  1083. </dd>
  1084. <dt>
  1085. <div class="nameContainer">
  1086. <h4 class="name" id=".getElementIndex">
  1087. <a href="#.getElementIndex" class="doc-link"></a>
  1088. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.getElementIndex<span class="signature">(row, column)</span> &rarr; <span class="type-signature returnType">Number</span>
  1089. <div class="source-link rightLinks">
  1090. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L354">Core/Matrix2.js 354</a>
  1091. </div>
  1092. </h4>
  1093. </div>
  1094. </dt>
  1095. <dd>
  1096. <div class="description">
  1097. Computes the array index of the element at the provided row and column.
  1098. </div>
  1099. <table class="params">
  1100. <thead>
  1101. <tr>
  1102. <th>Name</th>
  1103. <th>Type</th>
  1104. <th class="last">Description</th>
  1105. </tr>
  1106. </thead>
  1107. <tbody>
  1108. <tr>
  1109. <td class="name"><code>row</code></td>
  1110. <td class="type">
  1111. <span class="param-type">Number</span>
  1112. </td>
  1113. <td class="description last">
  1114. The zero-based index of the row.</td>
  1115. </tr>
  1116. <tr>
  1117. <td class="name"><code>column</code></td>
  1118. <td class="type">
  1119. <span class="param-type">Number</span>
  1120. </td>
  1121. <td class="description last">
  1122. The zero-based index of the column.</td>
  1123. </tr>
  1124. </tbody>
  1125. </table>
  1126. <h5>Returns:</h5>
  1127. <div class="param-desc">
  1128. The index of the element at the provided row and column.
  1129. </div>
  1130. <h5>Throws:</h5>
  1131. <ul>
  1132. <li>
  1133. <div class="param-desc">
  1134. <span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>
  1135. : row must be 0 or 1.
  1136. </div>
  1137. </li>
  1138. <li>
  1139. <div class="param-desc">
  1140. <span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>
  1141. : column must be 0 or 1.
  1142. </div>
  1143. </li>
  1144. </ul>
  1145. <dl class="details">
  1146. <h5>Example:</h5>
  1147. <pre><code class="language-javascript">var myMatrix = new Cesium.Matrix2(); var column1Row0Index = Cesium.Matrix2.getElementIndex(1, 0); var column1Row0 = myMatrix[column1Row0Index] myMatrix[column1Row0Index] = 10.0;</code></pre>
  1148. </dl>
  1149. </dd>
  1150. <dt>
  1151. <div class="nameContainer">
  1152. <h4 class="name" id=".getMaximumScale">
  1153. <a href="#.getMaximumScale" class="doc-link"></a>
  1154. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.getMaximumScale<span class="signature">(matrix)</span> &rarr; <span class="type-signature returnType">Number</span>
  1155. <div class="source-link rightLinks">
  1156. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L530">Core/Matrix2.js 530</a>
  1157. </div>
  1158. </h4>
  1159. </div>
  1160. </dt>
  1161. <dd>
  1162. <div class="description">
  1163. Computes the maximum scale assuming the matrix is an affine transformation. The maximum scale is the maximum length of the column vectors.
  1164. </div>
  1165. <table class="params">
  1166. <thead>
  1167. <tr>
  1168. <th>Name</th>
  1169. <th>Type</th>
  1170. <th class="last">Description</th>
  1171. </tr>
  1172. </thead>
  1173. <tbody>
  1174. <tr>
  1175. <td class="name"><code>matrix</code></td>
  1176. <td class="type">
  1177. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1178. </td>
  1179. <td class="description last">
  1180. The matrix.</td>
  1181. </tr>
  1182. </tbody>
  1183. </table>
  1184. <h5>Returns:</h5>
  1185. <div class="param-desc">
  1186. The maximum scale.
  1187. </div>
  1188. <dl class="details">
  1189. </dl>
  1190. </dd>
  1191. <dt>
  1192. <div class="nameContainer">
  1193. <h4 class="name" id=".getRow">
  1194. <a href="#.getRow" class="doc-link"></a>
  1195. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.getRow<span class="signature">(matrix, index, result)</span> &rarr; <span class="type-signature returnType"><a href="Cartesian2.html">Cartesian2</a></span>
  1196. <div class="source-link rightLinks">
  1197. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L443">Core/Matrix2.js 443</a>
  1198. </div>
  1199. </h4>
  1200. </div>
  1201. </dt>
  1202. <dd>
  1203. <div class="description">
  1204. Retrieves a copy of the matrix row at the provided index as a Cartesian2 instance.
  1205. </div>
  1206. <table class="params">
  1207. <thead>
  1208. <tr>
  1209. <th>Name</th>
  1210. <th>Type</th>
  1211. <th class="last">Description</th>
  1212. </tr>
  1213. </thead>
  1214. <tbody>
  1215. <tr>
  1216. <td class="name"><code>matrix</code></td>
  1217. <td class="type">
  1218. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1219. </td>
  1220. <td class="description last">
  1221. The matrix to use.</td>
  1222. </tr>
  1223. <tr>
  1224. <td class="name"><code>index</code></td>
  1225. <td class="type">
  1226. <span class="param-type">Number</span>
  1227. </td>
  1228. <td class="description last">
  1229. The zero-based index of the row to retrieve.</td>
  1230. </tr>
  1231. <tr>
  1232. <td class="name"><code>result</code></td>
  1233. <td class="type">
  1234. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1235. </td>
  1236. <td class="description last">
  1237. The object onto which to store the result.</td>
  1238. </tr>
  1239. </tbody>
  1240. </table>
  1241. <h5>Returns:</h5>
  1242. <div class="param-desc">
  1243. The modified result parameter.
  1244. </div>
  1245. <h5>Throws:</h5>
  1246. <ul>
  1247. <li>
  1248. <div class="param-desc">
  1249. <span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>
  1250. : index must be 0 or 1.
  1251. </div>
  1252. </li>
  1253. </ul>
  1254. <dl class="details">
  1255. </dl>
  1256. </dd>
  1257. <dt>
  1258. <div class="nameContainer">
  1259. <h4 class="name" id=".getScale">
  1260. <a href="#.getScale" class="doc-link"></a>
  1261. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.getScale<span class="signature">(matrix, result)</span> &rarr; <span class="type-signature returnType"><a href="Cartesian2.html">Cartesian2</a></span>
  1262. <div class="source-link rightLinks">
  1263. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L506">Core/Matrix2.js 506</a>
  1264. </div>
  1265. </h4>
  1266. </div>
  1267. </dt>
  1268. <dd>
  1269. <div class="description">
  1270. Extracts the non-uniform scale assuming the matrix is an affine transformation.
  1271. </div>
  1272. <table class="params">
  1273. <thead>
  1274. <tr>
  1275. <th>Name</th>
  1276. <th>Type</th>
  1277. <th class="last">Description</th>
  1278. </tr>
  1279. </thead>
  1280. <tbody>
  1281. <tr>
  1282. <td class="name"><code>matrix</code></td>
  1283. <td class="type">
  1284. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1285. </td>
  1286. <td class="description last">
  1287. The matrix.</td>
  1288. </tr>
  1289. <tr>
  1290. <td class="name"><code>result</code></td>
  1291. <td class="type">
  1292. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1293. </td>
  1294. <td class="description last">
  1295. The object onto which to store the result.</td>
  1296. </tr>
  1297. </tbody>
  1298. </table>
  1299. <h5>Returns:</h5>
  1300. <div class="param-desc">
  1301. The modified result parameter.
  1302. </div>
  1303. <dl class="details">
  1304. </dl>
  1305. </dd>
  1306. <dt>
  1307. <div class="nameContainer">
  1308. <h4 class="name" id=".multiply">
  1309. <a href="#.multiply" class="doc-link"></a>
  1310. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.multiply<span class="signature">(left, right, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1311. <div class="source-link rightLinks">
  1312. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L543">Core/Matrix2.js 543</a>
  1313. </div>
  1314. </h4>
  1315. </div>
  1316. </dt>
  1317. <dd>
  1318. <div class="description">
  1319. Computes the product of two matrices.
  1320. </div>
  1321. <table class="params">
  1322. <thead>
  1323. <tr>
  1324. <th>Name</th>
  1325. <th>Type</th>
  1326. <th class="last">Description</th>
  1327. </tr>
  1328. </thead>
  1329. <tbody>
  1330. <tr>
  1331. <td class="name"><code>left</code></td>
  1332. <td class="type">
  1333. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1334. </td>
  1335. <td class="description last">
  1336. The first matrix.</td>
  1337. </tr>
  1338. <tr>
  1339. <td class="name"><code>right</code></td>
  1340. <td class="type">
  1341. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1342. </td>
  1343. <td class="description last">
  1344. The second matrix.</td>
  1345. </tr>
  1346. <tr>
  1347. <td class="name"><code>result</code></td>
  1348. <td class="type">
  1349. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1350. </td>
  1351. <td class="description last">
  1352. The object onto which to store the result.</td>
  1353. </tr>
  1354. </tbody>
  1355. </table>
  1356. <h5>Returns:</h5>
  1357. <div class="param-desc">
  1358. The modified result parameter.
  1359. </div>
  1360. <dl class="details">
  1361. </dl>
  1362. </dd>
  1363. <dt>
  1364. <div class="nameContainer">
  1365. <h4 class="name" id=".multiplyByScalar">
  1366. <a href="#.multiplyByScalar" class="doc-link"></a>
  1367. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.multiplyByScalar<span class="signature">(matrix, scalar, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1368. <div class="source-link rightLinks">
  1369. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L661">Core/Matrix2.js 661</a>
  1370. </div>
  1371. </h4>
  1372. </div>
  1373. </dt>
  1374. <dd>
  1375. <div class="description">
  1376. Computes the product of a matrix and a scalar.
  1377. </div>
  1378. <table class="params">
  1379. <thead>
  1380. <tr>
  1381. <th>Name</th>
  1382. <th>Type</th>
  1383. <th class="last">Description</th>
  1384. </tr>
  1385. </thead>
  1386. <tbody>
  1387. <tr>
  1388. <td class="name"><code>matrix</code></td>
  1389. <td class="type">
  1390. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1391. </td>
  1392. <td class="description last">
  1393. The matrix.</td>
  1394. </tr>
  1395. <tr>
  1396. <td class="name"><code>scalar</code></td>
  1397. <td class="type">
  1398. <span class="param-type">Number</span>
  1399. </td>
  1400. <td class="description last">
  1401. The number to multiply by.</td>
  1402. </tr>
  1403. <tr>
  1404. <td class="name"><code>result</code></td>
  1405. <td class="type">
  1406. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1407. </td>
  1408. <td class="description last">
  1409. The object onto which to store the result.</td>
  1410. </tr>
  1411. </tbody>
  1412. </table>
  1413. <h5>Returns:</h5>
  1414. <div class="param-desc">
  1415. The modified result parameter.
  1416. </div>
  1417. <dl class="details">
  1418. </dl>
  1419. </dd>
  1420. <dt>
  1421. <div class="nameContainer">
  1422. <h4 class="name" id=".multiplyByScale">
  1423. <a href="#.multiplyByScale" class="doc-link"></a>
  1424. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.multiplyByScale<span class="signature">(matrix, scale, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1425. <div class="source-link rightLinks">
  1426. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L697">Core/Matrix2.js 697</a>
  1427. </div>
  1428. </h4>
  1429. </div>
  1430. </dt>
  1431. <dd>
  1432. <div class="description">
  1433. Computes the product of a matrix times a (non-uniform) scale, as if the scale were a scale matrix.
  1434. </div>
  1435. <table class="params">
  1436. <thead>
  1437. <tr>
  1438. <th>Name</th>
  1439. <th>Type</th>
  1440. <th class="last">Description</th>
  1441. </tr>
  1442. </thead>
  1443. <tbody>
  1444. <tr>
  1445. <td class="name"><code>matrix</code></td>
  1446. <td class="type">
  1447. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1448. </td>
  1449. <td class="description last">
  1450. The matrix on the left-hand side.</td>
  1451. </tr>
  1452. <tr>
  1453. <td class="name"><code>scale</code></td>
  1454. <td class="type">
  1455. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1456. </td>
  1457. <td class="description last">
  1458. The non-uniform scale on the right-hand side.</td>
  1459. </tr>
  1460. <tr>
  1461. <td class="name"><code>result</code></td>
  1462. <td class="type">
  1463. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1464. </td>
  1465. <td class="description last">
  1466. The object onto which to store the result.</td>
  1467. </tr>
  1468. </tbody>
  1469. </table>
  1470. <h5>Returns:</h5>
  1471. <div class="param-desc">
  1472. The modified result parameter.
  1473. </div>
  1474. <dl class="details">
  1475. <h5>Example:</h5>
  1476. <pre><code class="language-javascript">// Instead of Cesium.Matrix2.multiply(m, Cesium.Matrix2.fromScale(scale), m); Cesium.Matrix2.multiplyByScale(m, scale, m);</code></pre>
  1477. <h5>See:</h5>
  1478. <ul class="see-list">
  1479. <li><a href="Matrix2.html#.fromScale">Matrix2.fromScale</a></li>
  1480. <li>Matrix2.multiplyByUniformScale</li>
  1481. </ul>
  1482. </dl>
  1483. </dd>
  1484. <dt>
  1485. <div class="nameContainer">
  1486. <h4 class="name" id=".multiplyByVector">
  1487. <a href="#.multiplyByVector" class="doc-link"></a>
  1488. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.multiplyByVector<span class="signature">(matrix, cartesian, result)</span> &rarr; <span class="type-signature returnType"><a href="Cartesian2.html">Cartesian2</a></span>
  1489. <div class="source-link rightLinks">
  1490. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L632">Core/Matrix2.js 632</a>
  1491. </div>
  1492. </h4>
  1493. </div>
  1494. </dt>
  1495. <dd>
  1496. <div class="description">
  1497. Computes the product of a matrix and a column vector.
  1498. </div>
  1499. <table class="params">
  1500. <thead>
  1501. <tr>
  1502. <th>Name</th>
  1503. <th>Type</th>
  1504. <th class="last">Description</th>
  1505. </tr>
  1506. </thead>
  1507. <tbody>
  1508. <tr>
  1509. <td class="name"><code>matrix</code></td>
  1510. <td class="type">
  1511. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1512. </td>
  1513. <td class="description last">
  1514. The matrix.</td>
  1515. </tr>
  1516. <tr>
  1517. <td class="name"><code>cartesian</code></td>
  1518. <td class="type">
  1519. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1520. </td>
  1521. <td class="description last">
  1522. The column.</td>
  1523. </tr>
  1524. <tr>
  1525. <td class="name"><code>result</code></td>
  1526. <td class="type">
  1527. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1528. </td>
  1529. <td class="description last">
  1530. The object onto which to store the result.</td>
  1531. </tr>
  1532. </tbody>
  1533. </table>
  1534. <h5>Returns:</h5>
  1535. <div class="param-desc">
  1536. The modified result parameter.
  1537. </div>
  1538. <dl class="details">
  1539. </dl>
  1540. </dd>
  1541. <dt>
  1542. <div class="nameContainer">
  1543. <h4 class="name" id=".negate">
  1544. <a href="#.negate" class="doc-link"></a>
  1545. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.negate<span class="signature">(matrix, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1546. <div class="source-link rightLinks">
  1547. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L724">Core/Matrix2.js 724</a>
  1548. </div>
  1549. </h4>
  1550. </div>
  1551. </dt>
  1552. <dd>
  1553. <div class="description">
  1554. Creates a negated copy of the provided matrix.
  1555. </div>
  1556. <table class="params">
  1557. <thead>
  1558. <tr>
  1559. <th>Name</th>
  1560. <th>Type</th>
  1561. <th class="last">Description</th>
  1562. </tr>
  1563. </thead>
  1564. <tbody>
  1565. <tr>
  1566. <td class="name"><code>matrix</code></td>
  1567. <td class="type">
  1568. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1569. </td>
  1570. <td class="description last">
  1571. The matrix to negate.</td>
  1572. </tr>
  1573. <tr>
  1574. <td class="name"><code>result</code></td>
  1575. <td class="type">
  1576. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1577. </td>
  1578. <td class="description last">
  1579. The object onto which to store the result.</td>
  1580. </tr>
  1581. </tbody>
  1582. </table>
  1583. <h5>Returns:</h5>
  1584. <div class="param-desc">
  1585. The modified result parameter.
  1586. </div>
  1587. <dl class="details">
  1588. </dl>
  1589. </dd>
  1590. <dt>
  1591. <div class="nameContainer">
  1592. <h4 class="name" id=".pack">
  1593. <a href="#.pack" class="doc-link"></a>
  1594. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.pack<span class="signature">(value, array, <span class="optional">startingIndex</span>)</span> &rarr; <span class="type-signature returnType">Array.&lt;Number></span>
  1595. <div class="source-link rightLinks">
  1596. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L58">Core/Matrix2.js 58</a>
  1597. </div>
  1598. </h4>
  1599. </div>
  1600. </dt>
  1601. <dd>
  1602. <div class="description">
  1603. Stores the provided instance into the provided array.
  1604. </div>
  1605. <table class="params">
  1606. <thead>
  1607. <tr>
  1608. <th>Name</th>
  1609. <th>Type</th>
  1610. <th>Default</th>
  1611. <th class="last">Description</th>
  1612. </tr>
  1613. </thead>
  1614. <tbody>
  1615. <tr>
  1616. <td class="name"><code>value</code></td>
  1617. <td class="type">
  1618. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1619. </td>
  1620. <td class="default">
  1621. </td>
  1622. <td class="description last">
  1623. The value to pack.</td>
  1624. </tr>
  1625. <tr>
  1626. <td class="name"><code>array</code></td>
  1627. <td class="type">
  1628. <span class="param-type">Array.&lt;Number></span>
  1629. </td>
  1630. <td class="default">
  1631. </td>
  1632. <td class="description last">
  1633. The array to pack into.</td>
  1634. </tr>
  1635. <tr>
  1636. <td class="name"><code>startingIndex</code></td>
  1637. <td class="type">
  1638. <span class="param-type">Number</span>
  1639. </td>
  1640. <td class="default">
  1641. <code class="language-javascript">0</code>
  1642. </td>
  1643. <td class="description last">
  1644. <span class="optional">optional</span>
  1645. The index into the array at which to start packing the elements.</td>
  1646. </tr>
  1647. </tbody>
  1648. </table>
  1649. <h5>Returns:</h5>
  1650. <div class="param-desc">
  1651. The array that was packed into
  1652. </div>
  1653. <dl class="details">
  1654. </dl>
  1655. </dd>
  1656. <dt>
  1657. <div class="nameContainer">
  1658. <h4 class="name" id=".setColumn">
  1659. <a href="#.setColumn" class="doc-link"></a>
  1660. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.setColumn<span class="signature">(matrix, index, cartesian, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1661. <div class="source-link rightLinks">
  1662. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L410">Core/Matrix2.js 410</a>
  1663. </div>
  1664. </h4>
  1665. </div>
  1666. </dt>
  1667. <dd>
  1668. <div class="description">
  1669. Computes a new matrix that replaces the specified column in the provided matrix with the provided Cartesian2 instance.
  1670. </div>
  1671. <table class="params">
  1672. <thead>
  1673. <tr>
  1674. <th>Name</th>
  1675. <th>Type</th>
  1676. <th class="last">Description</th>
  1677. </tr>
  1678. </thead>
  1679. <tbody>
  1680. <tr>
  1681. <td class="name"><code>matrix</code></td>
  1682. <td class="type">
  1683. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1684. </td>
  1685. <td class="description last">
  1686. The matrix to use.</td>
  1687. </tr>
  1688. <tr>
  1689. <td class="name"><code>index</code></td>
  1690. <td class="type">
  1691. <span class="param-type">Number</span>
  1692. </td>
  1693. <td class="description last">
  1694. The zero-based index of the column to set.</td>
  1695. </tr>
  1696. <tr>
  1697. <td class="name"><code>cartesian</code></td>
  1698. <td class="type">
  1699. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1700. </td>
  1701. <td class="description last">
  1702. The Cartesian whose values will be assigned to the specified column.</td>
  1703. </tr>
  1704. <tr>
  1705. <td class="name"><code>result</code></td>
  1706. <td class="type">
  1707. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1708. </td>
  1709. <td class="description last">
  1710. The object onto which to store the result.</td>
  1711. </tr>
  1712. </tbody>
  1713. </table>
  1714. <h5>Returns:</h5>
  1715. <div class="param-desc">
  1716. The modified result parameter.
  1717. </div>
  1718. <h5>Throws:</h5>
  1719. <ul>
  1720. <li>
  1721. <div class="param-desc">
  1722. <span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>
  1723. : index must be 0 or 1.
  1724. </div>
  1725. </li>
  1726. </ul>
  1727. <dl class="details">
  1728. </dl>
  1729. </dd>
  1730. <dt>
  1731. <div class="nameContainer">
  1732. <h4 class="name" id=".setRow">
  1733. <a href="#.setRow" class="doc-link"></a>
  1734. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.setRow<span class="signature">(matrix, index, cartesian, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1735. <div class="source-link rightLinks">
  1736. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L475">Core/Matrix2.js 475</a>
  1737. </div>
  1738. </h4>
  1739. </div>
  1740. </dt>
  1741. <dd>
  1742. <div class="description">
  1743. Computes a new matrix that replaces the specified row in the provided matrix with the provided Cartesian2 instance.
  1744. </div>
  1745. <table class="params">
  1746. <thead>
  1747. <tr>
  1748. <th>Name</th>
  1749. <th>Type</th>
  1750. <th class="last">Description</th>
  1751. </tr>
  1752. </thead>
  1753. <tbody>
  1754. <tr>
  1755. <td class="name"><code>matrix</code></td>
  1756. <td class="type">
  1757. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1758. </td>
  1759. <td class="description last">
  1760. The matrix to use.</td>
  1761. </tr>
  1762. <tr>
  1763. <td class="name"><code>index</code></td>
  1764. <td class="type">
  1765. <span class="param-type">Number</span>
  1766. </td>
  1767. <td class="description last">
  1768. The zero-based index of the row to set.</td>
  1769. </tr>
  1770. <tr>
  1771. <td class="name"><code>cartesian</code></td>
  1772. <td class="type">
  1773. <span class="param-type"><a href="Cartesian2.html">Cartesian2</a></span>
  1774. </td>
  1775. <td class="description last">
  1776. The Cartesian whose values will be assigned to the specified row.</td>
  1777. </tr>
  1778. <tr>
  1779. <td class="name"><code>result</code></td>
  1780. <td class="type">
  1781. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1782. </td>
  1783. <td class="description last">
  1784. The object onto which to store the result.</td>
  1785. </tr>
  1786. </tbody>
  1787. </table>
  1788. <h5>Returns:</h5>
  1789. <div class="param-desc">
  1790. The modified result parameter.
  1791. </div>
  1792. <h5>Throws:</h5>
  1793. <ul>
  1794. <li>
  1795. <div class="param-desc">
  1796. <span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>
  1797. : index must be 0 or 1.
  1798. </div>
  1799. </li>
  1800. </ul>
  1801. <dl class="details">
  1802. </dl>
  1803. </dd>
  1804. <dt>
  1805. <div class="nameContainer">
  1806. <h4 class="name" id=".subtract">
  1807. <a href="#.subtract" class="doc-link"></a>
  1808. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.subtract<span class="signature">(left, right, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1809. <div class="source-link rightLinks">
  1810. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L604">Core/Matrix2.js 604</a>
  1811. </div>
  1812. </h4>
  1813. </div>
  1814. </dt>
  1815. <dd>
  1816. <div class="description">
  1817. Computes the difference of two matrices.
  1818. </div>
  1819. <table class="params">
  1820. <thead>
  1821. <tr>
  1822. <th>Name</th>
  1823. <th>Type</th>
  1824. <th class="last">Description</th>
  1825. </tr>
  1826. </thead>
  1827. <tbody>
  1828. <tr>
  1829. <td class="name"><code>left</code></td>
  1830. <td class="type">
  1831. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1832. </td>
  1833. <td class="description last">
  1834. The first matrix.</td>
  1835. </tr>
  1836. <tr>
  1837. <td class="name"><code>right</code></td>
  1838. <td class="type">
  1839. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1840. </td>
  1841. <td class="description last">
  1842. The second matrix.</td>
  1843. </tr>
  1844. <tr>
  1845. <td class="name"><code>result</code></td>
  1846. <td class="type">
  1847. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1848. </td>
  1849. <td class="description last">
  1850. The object onto which to store the result.</td>
  1851. </tr>
  1852. </tbody>
  1853. </table>
  1854. <h5>Returns:</h5>
  1855. <div class="param-desc">
  1856. The modified result parameter.
  1857. </div>
  1858. <dl class="details">
  1859. </dl>
  1860. </dd>
  1861. <dt>
  1862. <div class="nameContainer">
  1863. <h4 class="name" id=".toArray">
  1864. <a href="#.toArray" class="doc-link"></a>
  1865. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.toArray<span class="signature">(matrix, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType">Array.&lt;Number></span>
  1866. <div class="source-link rightLinks">
  1867. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L321">Core/Matrix2.js 321</a>
  1868. </div>
  1869. </h4>
  1870. </div>
  1871. </dt>
  1872. <dd>
  1873. <div class="description">
  1874. Creates an Array from the provided Matrix2 instance. The array will be in column-major order.
  1875. </div>
  1876. <table class="params">
  1877. <thead>
  1878. <tr>
  1879. <th>Name</th>
  1880. <th>Type</th>
  1881. <th class="last">Description</th>
  1882. </tr>
  1883. </thead>
  1884. <tbody>
  1885. <tr>
  1886. <td class="name"><code>matrix</code></td>
  1887. <td class="type">
  1888. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1889. </td>
  1890. <td class="description last">
  1891. The matrix to use..</td>
  1892. </tr>
  1893. <tr>
  1894. <td class="name"><code>result</code></td>
  1895. <td class="type">
  1896. <span class="param-type">Array.&lt;Number></span>
  1897. </td>
  1898. <td class="description last">
  1899. <span class="optional">optional</span>
  1900. The Array onto which to store the result.</td>
  1901. </tr>
  1902. </tbody>
  1903. </table>
  1904. <h5>Returns:</h5>
  1905. <div class="param-desc">
  1906. The modified Array parameter or a new Array instance if one was not provided.
  1907. </div>
  1908. <dl class="details">
  1909. </dl>
  1910. </dd>
  1911. <dt>
  1912. <div class="nameContainer">
  1913. <h4 class="name" id=".transpose">
  1914. <a href="#.transpose" class="doc-link"></a>
  1915. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.transpose<span class="signature">(matrix, result)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1916. <div class="source-link rightLinks">
  1917. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L748">Core/Matrix2.js 748</a>
  1918. </div>
  1919. </h4>
  1920. </div>
  1921. </dt>
  1922. <dd>
  1923. <div class="description">
  1924. Computes the transpose of the provided matrix.
  1925. </div>
  1926. <table class="params">
  1927. <thead>
  1928. <tr>
  1929. <th>Name</th>
  1930. <th>Type</th>
  1931. <th class="last">Description</th>
  1932. </tr>
  1933. </thead>
  1934. <tbody>
  1935. <tr>
  1936. <td class="name"><code>matrix</code></td>
  1937. <td class="type">
  1938. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1939. </td>
  1940. <td class="description last">
  1941. The matrix to transpose.</td>
  1942. </tr>
  1943. <tr>
  1944. <td class="name"><code>result</code></td>
  1945. <td class="type">
  1946. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  1947. </td>
  1948. <td class="description last">
  1949. The object onto which to store the result.</td>
  1950. </tr>
  1951. </tbody>
  1952. </table>
  1953. <h5>Returns:</h5>
  1954. <div class="param-desc">
  1955. The modified result parameter.
  1956. </div>
  1957. <dl class="details">
  1958. </dl>
  1959. </dd>
  1960. <dt>
  1961. <div class="nameContainer">
  1962. <h4 class="name" id=".unpack">
  1963. <a href="#.unpack" class="doc-link"></a>
  1964. <span class="type-signature attribute-static">static</span>Cesium.Matrix2.unpack<span class="signature">(array, <span class="optional">startingIndex</span>, <span class="optional">result</span>)</span> &rarr; <span class="type-signature returnType"><a href="Matrix2.html">Matrix2</a></span>
  1965. <div class="source-link rightLinks">
  1966. <a href="https://github.com/AnalyticalGraphicsInc/cesium/blob/1.29/Source/Core/Matrix2.js#L87">Core/Matrix2.js 87</a>
  1967. </div>
  1968. </h4>
  1969. </div>
  1970. </dt>
  1971. <dd>
  1972. <div class="description">
  1973. Retrieves an instance from a packed array.
  1974. </div>
  1975. <table class="params">
  1976. <thead>
  1977. <tr>
  1978. <th>Name</th>
  1979. <th>Type</th>
  1980. <th>Default</th>
  1981. <th class="last">Description</th>
  1982. </tr>
  1983. </thead>
  1984. <tbody>
  1985. <tr>
  1986. <td class="name"><code>array</code></td>
  1987. <td class="type">
  1988. <span class="param-type">Array.&lt;Number></span>
  1989. </td>
  1990. <td class="default">
  1991. </td>
  1992. <td class="description last">
  1993. The packed array.</td>
  1994. </tr>
  1995. <tr>
  1996. <td class="name"><code>startingIndex</code></td>
  1997. <td class="type">
  1998. <span class="param-type">Number</span>
  1999. </td>
  2000. <td class="default">
  2001. <code class="language-javascript">0</code>
  2002. </td>
  2003. <td class="description last">
  2004. <span class="optional">optional</span>
  2005. The starting index of the element to be unpacked.</td>
  2006. </tr>
  2007. <tr>
  2008. <td class="name"><code>result</code></td>
  2009. <td class="type">
  2010. <span class="param-type"><a href="Matrix2.html">Matrix2</a></span>
  2011. </td>
  2012. <td class="default">
  2013. </td>
  2014. <td class="description last">
  2015. <span class="optional">optional</span>
  2016. The object into which to store the result.</td>
  2017. </tr>
  2018. </tbody>
  2019. </table>
  2020. <h5>Returns:</h5>
  2021. <div class="param-desc">
  2022. The modified result parameter or a new Matrix2 instance if one was not provided.
  2023. </div>
  2024. <dl class="details">
  2025. </dl>
  2026. </dd>
  2027. </dl>
  2028. </article>
  2029. </section>
  2030. <footer>
  2031. Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.4.3</a>
  2032. </footer>
  2033. </div>
  2034. <div class="nav">
  2035. <div class="menu">
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