mirror of
https://github.com/Tonejs/Tone.js
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41 lines
908 B
TypeScript
41 lines
908 B
TypeScript
import { ToneAudioNodeOptions } from "../core/context/ToneAudioNode";
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import { optionsFromArguments } from "../core/util/Defaults";
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import { Multiply } from "./Multiply";
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import { SignalOperator } from "./SignalOperator";
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/**
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* Negate the incoming signal. i.e. an input signal of 10 will output -10
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*
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* @example
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* var neg = new Negate();
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* var sig = new Signal(-2).connect(neg);
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* //output of neg is positive 2.
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*/
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export class Negate extends SignalOperator<ToneAudioNodeOptions> {
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name = "Negate";
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/**
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* negation is done by multiplying by -1
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*/
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private _multiply: Multiply = new Multiply({
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context: this.context,
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value: -1,
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});
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/**
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* The input and output are equal to the multiply node
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*/
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input = this._multiply;
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output = this._multiply;
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/**
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* clean up
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* @returns {Negate} this
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*/
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dispose(): this {
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super.dispose();
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this._multiply.dispose();
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return this;
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}
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}
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