/**
 * Applies simplified gravity between every pair of bodies
 */
export class b2GravityController extends b2Controller {
    constructor(...args: any[]);
    /**
     * Specifies the strength of the gravitiation force
     */
    G: number;
    /**
     * If true, gravity is proportional to r^-2, otherwise r^-1
     */
    invSqr: boolean;
    /**
     * @see b2Controller::Step
     */
    Step(step: any): void;
    Draw(draw: any): void;
}
export namespace b2GravityController {
    const Step_s_f: b2Vec2;
}
import { b2Controller } from "./b2_controller.js";
import { b2Vec2 } from "../common/b2_math.js";