<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8" /> <script src="../../list.js"></script> <script src="../../page.js"></script> <link type="text/css" rel="stylesheet" href="../../page.css" /> </head> <body> <h1>[name]</h1> <div class="desc">Math utility functions</div> <h2>Properties</h2> <h2>Methods</h2> <h3>[method:Float clamp]( [page:Float x], [page:Float a], [page:Float b] )</h3> <div> x — Value to be clamped.<br /> a — Minimum value<br /> b — Maximum value. </div> <div> Clamps the *x* to be between *a* and *b*. </div> <h3>[method:Float clampBottom]( [page:Float x], [page:Float a] )</h3> <div> x — Value to be clamped.<br /> a — Minimum value </div> <div> Clamps the *x* to be larger than *a*. </div> <h3>[method:Float mapLinear]( [page:Float x], [page:Float a1], [page:Float a2], [page:Float b1], [page:Float b2] )</h3> <div> x — Value to be mapped.<br /> a1 — Minimum value for range A.<br /> a2 — Maximum value for range A.<br /> b1 — Minimum value for range B.<br /> b2 — Maximum value for range B. </div> <div> Linear mapping of *x* from range [*a1*, *a2*] to range [*b1*, *b2*]. </div> <h3>[method:Float random16]()</h3> <div> Random float from 0 to 1 with 16 bits of randomness.<br /> Standard Math.random() creates repetitive patterns when applied over larger space. </div> <h3>[method:Integer randInt]( [page:Integer low], [page:Integer high] )</h3> <div> Random integer from *low* to *high* interval. </div> <h3>[method:Float randFloat]( [page:Float low], [page:Float high] )</h3> <div> Random float from *low* to *high* interval. </div> <h3>[method:Float randFloatSpread]( [page:Float range] )</h3> <div> Random float from *- range / 2* to *range / 2* interval. </div> <h3>[method:Float sign]( [page:Float x] )</h3> <div> Returns -1 if *x* is less than 0, 1 if *x* is greater than 0, and 0 if *x* is zero. </div> <h3>[method:Float degToRad]([page:Float degrees])</h3> <div> degrees -- [page:Float] </div> <div> Converts degrees to radians. </div> <h3>[method:Float radToDeg]([page:Float radians])</h3> <div> radians -- [page:Float] </div> <div> Converts radians to degrees </div> <h3>[method:Float smoothstep]([page:Float x], [page:Float min], [page:Float max])</h3> <div> x -- The value to evaluate based on its position between min and max. <br /> min -- Any x value below min will be 0 <br /> max -- Any x value above max will be 1 </div> <div> Returns a value between 0-1 that represents the percentage that x has moved between min and max, but smoothed or slowed down the closer X is to the min and max.<br/><br/> [link:http://en.wikipedia.org/wiki/Smoothstep Wikipedia] </div> <h3>[method:Float smootherstep]([page:Float x], [page:Float min], [page:Float max])</h3> <div> x -- The value to evaluate based on its position between min and max. <br /> min -- Any x value below min will be 0 <br /> max -- Any x value above max will be 1 </div> <div> Returns a value between 0-1. It works the same as smoothstep, but more smooth. </div> <h2>Source</h2> [link:https://github.com/mrdoob/three.js/blob/master/src/[path].js src/[path].js] </body> </html>