import * as THREE from 'three'; interface IScene { children: any; background: THREE.Color | THREE.Texture | null; add(): void; Update(): void; } export declare class Scene extends THREE.Scene implements IScene { children: any; background: THREE.Color | THREE.Texture | null; constructor(color?: string); setArrowHelper(dir: THREE.Vector3, origin: THREE.Vector3, length: number, hex: string): THREE.ArrowHelper; add(...object: THREE.Object3D[]): any; Update(): void; cleanup(): void; } export {};