import { Camera } from "../rendering/camera";
export interface IKey {
    readonly key: number;
    delete(): void;
    equals(obj: IKey): boolean;
}
export declare function CreateKeyObject(key: number): IKey;
export declare function deepClone(obj: any): any;
export declare function guid(): string;
export declare function CalculateNearFar(camera: Camera, min: Float64Array, max: Float64Array): void;