import { linear } from "./easings";
export declare function tween(from: number, to: number, duration: number, onUpdate: (current: number) => void, easingFn?: typeof linear): Promise<void>;
export declare function createTween(from: number, to: number, duration: number, easingFn?: typeof linear): {
    update: (dt: number) => number;
    getValueByElapsedTime: (elapsed: number) => number;
};