/// <reference types="react" />
import { Camera, Group, Vector3 } from "three";
import { Api } from "@react-three/cannon";
export declare const useSpringVelocity: (bodyApi: Api<Group>[1], speed: number) => {
    direction: import("react").MutableRefObject<Vector3>;
    updateVelocity: (cam: Camera, velocity: Vector3) => void;
};