three.js/src/audio/PositionalAudio.d.ts

import { AudioListener } from './AudioListener';
import { Audio } from './Audio';

export class PositionalAudio extends Audio {

	constructor( listener: AudioListener );

	panner: PannerNode;

	setRefDistance( value: number ): this;
	getRefDistance(): number;
	setRolloffFactor( value: number ): this;
	getRolloffFactor(): number;
	setDistanceModel( value: string ): this;
	getDistanceModel(): string;
	setMaxDistance( value: number ): this;
	getMaxDistance(): number;
	setDirectionalCone(
		coneInnerAngle: number,
		coneOuterAngle: number,
		coneOuterGain: number
	): this;

}