export declare class Physics {
    static defaults: {
        accDuration: number;
        t1: number;
        t2: number;
    };
    private a;
    private v;
    private t;
    private lastAcc;
    private moving;
    accDuration: number;
    t1: number;
    t2: number;
    maxDT: number;
    stop(): void;
    kick(a: number, t: number): void;
    tick(t: number): {
        v: number;
        dt: number;
        wheelstart: boolean;
        wheelend: boolean;
    };
    private willMove;
}