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A playground for creative coding using JavaScript and the canvas element

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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,initial-scale=1"> <title>utils/Vector.js - Documentation</title> <script src="scripts/prettify/prettify.js"></script> <script src="scripts/prettify/lang-css.js"></script> <!--[if lt IE 9]> <script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script> <![endif]--> <link type="text/css" rel="stylesheet" href="https://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css"> <link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css"> <link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css"> <link rel="stylesheet" type="text/css" href="https://cdn.rawgit.com/tonsky/FiraCode/1.205/distr/fira_code.css" /> </head> <body> <input type="checkbox" id="nav-trigger" class="nav-trigger" /> <label for="nav-trigger" class="navicon-button x"> <div class="navicon"></div> </label> <label for="nav-trigger" class="overlay"></label> <nav> <h3><a href="index.html">&nbsp;&nbsp;Sandpit</a></h3><h3></h3><ul><li><a href="tutorial-01-documentation.html"> Documentation</a></li><li><a href="tutorial-02-inspiration.html"> Inspiration</a></li></ul><h3>Classes</h3><ul><li><a href="Color.html">Color</a></li><li><a href="Is.html">Is</a><ul class='methods'><li data-type='method'><a href="Is.html#.array">array</a></li><li data-type='method'><a href="Is.html#.canvas">canvas</a></li><li data-type='method'><a href="Is.html#.element">element</a></li><li data-type='method'><a href="Is.html#.object">object</a></li></ul></li><li><a href="Mathematics.html">Mathematics</a><ul class='methods'><li data-type='method'><a href="Mathematics.html#.randomBetween">randomBetween</a></li><li data-type='method'><a href="Mathematics.html#.randomFrom">randomFrom</a></li></ul></li><li><a href="Sandpit.html">Sandpit</a><ul class='methods'><li data-type='method'><a href="Sandpit.html#clear">clear</a></li><li data-type='method'><a href="Sandpit.html#clearQueryString">clearQueryString</a></li><li data-type='method'><a href="Sandpit.html#fill">fill</a></li><li data-type='method'><a href="Sandpit.html#get">get</a></li><li data-type='method'><a href="Sandpit.html#random">random</a></li><li data-type='method'><a href="Sandpit.html#resizeCanvas">resizeCanvas</a></li><li data-type='method'><a href="Sandpit.html#setupStats">setupStats</a></li><li data-type='method'><a href="Sandpit.html#start">start</a></li><li data-type='method'><a href="Sandpit.html#stop">stop</a></li></ul></li><li><a href="Stats.html">Stats</a></li><li><a href="Vector.html">Vector</a></li></ul><h2 class="version">v0.1.15</h2> </nav> <div id="main"> <h1 class="page-title">utils/Vector.js</h1> <section> <article> <pre class="prettyprint source linenums"><code>/** * A utility for handling vectors, with a couple * of additional helpers: {@link http://victorjs.org/} * @class Vector */ import Victor from 'victor' Victor.prototype.setLength = function (scalar) { var length = this.length() if (scalar >= 0 &amp;&amp; length !== 0) { var sinA = this.y / length var sinB = this.x / length this.y = sinA * scalar this.x = sinB * scalar } return this } Victor.prototype.addLength = function (scalar) { return this.setLength(this.length() + scalar) } export default Victor </code></pre> </article> </section> </div> <br class="clear"> <footer> Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc</a> using a modified <a href="https://github.com/nijikokun/minami">Minami</a> theme. </footer> <script>prettyPrint();</script> <script src="scripts/linenumber.js"></script> </body> </html>