mirror of
https://github.com/Tonejs/Tone.js
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30 lines
1.1 KiB
TypeScript
30 lines
1.1 KiB
TypeScript
import { optionsFromArguments } from "..//core/util/Defaults";
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import { Param } from "../core/context/Param";
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import { InputNode, ToneAudioNode, ToneAudioNodeOptions } from "../core/context/ToneAudioNode";
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import { Signal } from "./Signal";
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/**
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* A signal operator has an input and output and modifies the signal.
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*/
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export abstract class SignalOperator<Options extends ToneAudioNodeOptions> extends ToneAudioNode<Options> {
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constructor(options?: Partial<Options>);
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constructor() {
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super(Object.assign(optionsFromArguments(SignalOperator.getDefaults(), arguments, ["context"])));
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}
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connect(destination: InputNode, outputNum = 0, inputNum = 0): this {
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if (destination instanceof Param || destination instanceof AudioParam ||
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(destination instanceof Signal && destination.override)) {
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// cancel changes
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destination.cancelScheduledValues(0);
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// reset the value
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destination.setValueAtTime(0, 0);
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// mark the value as overridden
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if (destination instanceof Signal) {
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destination.overridden = true;
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}
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}
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super.connect(destination, outputNum, inputNum);
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return this;
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}
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}
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