@thi.ng/dsp/foldback.js

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

import { foldback as _foldback } from "@thi.ng/math/interval";
import { AProc } from "./aproc.js";
const foldback = (thresh, amp) => new Foldback(thresh, amp);
class Foldback extends AProc {
  constructor(_thresh = 1, _amp = 1 / _thresh) {
    super(0);
    this._thresh = _thresh;
    this._amp = _amp;
  }
  next(x) {
    return this._val = _foldback(this._thresh, x) * this._amp;
  }
  threshold() {
    return this._thresh;
  }
  setThreshold(t) {
    this._thresh = t;
  }
  amp() {
    return this._amp;
  }
  setAmp(a) {
    this._amp = a;
  }
}
export {
  Foldback,
  foldback
};