cornerstone-math

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src\quaternion.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../index.html">all files</a> / <a href="index.html">src/</a> quaternion.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 18.64% Statements 11/59 </div> <div class='fl pad1y space-right2'> 43.75% Branches 7/16 </div> <div class='fl pad1y space-right2'> 50% Functions 2/4 </div> <div class='fl pad1y space-right2'> 18.64% Lines 11/59 </div> </div> </div> <div class='status-line low'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98</td><td class="line-coverage quiet">    1× 1× 1× 1×       3× 3×   3× 3× 3× 3×   3×                                                                                                                                                                </td><td class="text"><pre class="prettyprint lang-js">class Quaternion { constructor (x, y, z, w) { this.x = x || 0; this.y = y || 0; this.z = z || 0; this.w = (w !== undefined) ? w : 1; }   setFromAxisAngle (axis, angle) { let halfAngle = angle / 2, s = Math.sin(halfAngle);   this.x = axis.x * s; this.y = axis.y * s; this.z = axis.z * s; this.w = Math.cos(halfAngle);   return this; }   multiplyQuaternions (a, b) { let qax = a.x, qay = a.y, qaz = a.z, qaw = a.w; let qbx = b.x, qby = b.y, qbz = b.z, qbw = b.w;   this.x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby; this.y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz; this.z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx; this.w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;   return this; }   setFromRotationMatrix (m) { let te = m.elements,   m11 = te[0], m12 = te[4], m13 = te[8], m21 = te[1], m22 = te[5], m23 = te[9], m31 = te[2], m32 = te[6], m33 = te[10],   trace = m11 + m22 + m33, s;   if (trace > 0) {   s = 0.5 / Math.sqrt(trace + 1.0);   this.w = 0.25 / s; this.x = (m32 - m23) * s; this.y = (m13 - m31) * s; this.z = (m21 - m12) * s;   } else if (m11 > m22 && m11 > m33) {   s = 2.0 * Math.sqrt(1.0 + m11 - m22 - m33);   this.w = (m32 - m23) / s; this.x = 0.25 * s; this.y = (m12 + m21) / s; this.z = (m13 + m31) / s;   } else if (m22 > m33) {   s = 2.0 * Math.sqrt(1.0 + m22 - m11 - m33);   this.w = (m13 - m31) / s; this.x = (m12 + m21) / s; this.y = 0.25 * s; this.z = (m23 + m32) / s;   } else {   s = 2.0 * Math.sqrt(1.0 + m33 - m11 - m22);   this.w = (m21 - m12) / s; this.x = (m13 + m31) / s; this.y = (m23 + m32) / s; this.z = 0.25 * s;   }   return this; } }   export default Quaternion;  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Jun 09 2022 09:24:32 GMT+0200 (Central European Summer Time) </div> </div> <script src="../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../sorter.js"></script> </body> </html>