tone
Version:
A Web Audio framework for making interactive music in the browser.
37 lines • 940 B
JavaScript
import { SignalOperator } from "./SignalOperator.js";
import { WaveShaper } from "./WaveShaper.js";
/**
* AudioToGain converts an input in AudioRange [-1,1] to NormalRange [0,1].
* @see {@link GainToAudio}.
* @category Signal
*/
export class AudioToGain extends SignalOperator {
constructor() {
super(...arguments);
this.name = "AudioToGain";
/**
* The node which converts the audio ranges
*/
this._norm = new WaveShaper({
context: this.context,
mapping: (x) => (x + 1) / 2,
});
/**
* The AudioRange input [-1, 1]
*/
this.input = this._norm;
/**
* The GainRange output [0, 1]
*/
this.output = this._norm;
}
/**
* clean up
*/
dispose() {
super.dispose();
this._norm.dispose();
return this;
}
}
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