import * as THREE from "three";
export declare class Controls {
    private currentCamera;
    private directionalLight;
    private viewpoint;
    constructor(camera: THREE.PerspectiveCamera);
    setCameraViewPoint(): void;
    updateCameraViewPoint(viewpoint: CameraViewPoint): void;
    updateDirectionalLight(directionalLight?: THREE.DirectionalLight): void;
}
export declare class CameraViewPoint {
    nearPlane: number;
    farPlane: number;
    eyePosition: Array<number>;
    targetPosition: Array<number>;
    upVector: Array<number>;
}