three.js/src/objects/LOD.d.ts

import { Object3D } from './../core/Object3D';
import { Raycaster } from './../core/Raycaster';
import { Camera } from './../cameras/Camera';
import { Intersection } from '../core/Raycaster';

export class LOD extends Object3D {

	constructor();

	type: 'LOD';

	levels: { distance: number; object: Object3D }[];

	addLevel( object: Object3D, distance?: number ): this;
	getObjectForDistance( distance: number ): Object3D;
	raycast( raycaster: Raycaster, intersects: Intersection[] ): void;
	update( camera: Camera ): void;
	toJSON( meta: any ): any;

	/**
	 * @deprecated Use {@link LOD#levels .levels} instead.
	 */
	objects: any[];

}