94 lines
2.7 KiB
Java
94 lines
2.7 KiB
Java
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>JSDoc: Source: common.js</title>
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<body>
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<h1 class="page-title">Source: common.js</h1>
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<section>
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<article>
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<pre class="prettyprint source linenums"><code>/**
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* Common utilities
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* @module glMatrix
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*/
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// Configuration Constants
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export const EPSILON = 0.000001;
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export let ARRAY_TYPE = (typeof Float32Array !== 'undefined') ? Float32Array : Array;
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export const RANDOM = Math.random;
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/**
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* Sets the type of array used when creating new vectors and matrices
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*
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* @param {Type} type Array type, such as Float32Array or Array
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*/
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export function setMatrixArrayType(type) {
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ARRAY_TYPE = type;
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}
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const degree = Math.PI / 180;
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/**
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* Convert Degree To Radian
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*
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* @param {Number} a Angle in Degrees
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*/
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export function toRadian(a) {
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return a * degree;
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}
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/**
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* Tests whether or not the arguments have approximately the same value, within an absolute
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* or relative tolerance of glMatrix.EPSILON (an absolute tolerance is used for values less
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* than or equal to 1.0, and a relative tolerance is used for larger values)
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*
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* @param {Number} a The first number to test.
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* @param {Number} b The second number to test.
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* @returns {Boolean} True if the numbers are approximately equal, false otherwise.
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*/
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export function equals(a, b) {
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return Math.abs(a - b) <= EPSILON*Math.max(1.0, Math.abs(a), Math.abs(b));
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}
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</code></pre>
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</article>
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</section>
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</div>
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<nav>
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<h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-glMatrix.html">glMatrix</a></li><li><a href="module-mat2.html">mat2</a></li><li><a href="module-mat2d.html">mat2d</a></li><li><a href="module-mat3.html">mat3</a></li><li><a href="module-mat4.html">mat4</a></li><li><a href="module-quat.html">quat</a></li><li><a href="module-quat2.html">quat2</a></li><li><a href="module-vec2.html">vec2</a></li><li><a href="module-vec3.html">vec3</a></li><li><a href="module-vec4.html">vec4</a></li></ul>
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<br class="clear">
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<footer>
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.5.5</a> on Fri Jul 13 2018 11:51:33 GMT+0200 (W. Europe Daylight Time)
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