import * as BABYLON from 'babylonjs';
import 'babylonjs-loaders';
export declare class BabylonBase {
    canvas: HTMLCanvasElement;
    scene: BABYLON.Scene;
    engine: BABYLON.Engine;
    light: BABYLON.Light;
    camera: BABYLON.Camera;
    model: any;
    isAttach: boolean;
    constructor();
    initScene(): BABYLON.Scene;
    initRotateCamera(position: BABYLON.Vector3, scene: BABYLON.Scene, upperLimit: number, lowerLimit: number): BABYLON.ArcRotateCamera;
    initFreeCamera(position: BABYLON.Vector3, scene: BABYLON.Scene, nearLimit: number, farLimit: number): BABYLON.FreeCamera;
    initLight(position: BABYLON.Vector3, scene: BABYLON.Scene): BABYLON.HemisphericLight;
    importModel(modelUrl: string): Promise<any>;
    loopRender(): void;
    resize(): void;
}