@thi.ng/dsp/reciprocal.js

Composable signal generators, oscillators, filters, FFT, spectrum, windowing & related DSP utils

import { AGen } from "./agen.js";
const reciprocal = (step) => new Reciprocal(step);
class Reciprocal extends AGen {
  constructor(_step = 1) {
    super(1);
    this._step = _step;
    this.reset();
  }
  _n;
  reset() {
    this._n = 1 - this._step;
    return this;
  }
  next() {
    this._n += this._step;
    return this._val = 1 / this._n;
  }
}
export {
  Reciprocal,
  reciprocal
};