video-bubbles/src/renderer-process/js/one-pole-filter.js

<img src="images/bubbles-logo.svg" alt="Bubbles logo" width="50%" />

/*
Copyright 2022 Colin Clark

Licensed under the MIT license.
https://github.com/colinbdclark/bubbles/raw/master/LICENSE
*/


"use strict";

var bubbles = fluid.registerNamespace("bubbles");

bubbles.onePoleFilter = function (value, z1, b1) {
    let a0 = 1.0 - b1;
    return (value * a0) + (z1 * b1);
};