arcade-physics/lib/geom/line/Random.js

Use Arcade Physics without Phaser.

"use strict";
/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2020 Photon Storm Ltd.
 * @license      {@link https://opensource.org/licenses/MIT|MIT License}
 */
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const Point_1 = __importDefault(require("../point/Point"));
/**
 * Returns a random point on a given Line.
 *
 * @function Phaser.Geom.Line.Random
 * @since 3.0.0
 *
 * @generic {Phaser.Geom.Point} O - [out,$return]
 *
 * @param {Phaser.Geom.Line} line - The Line to calculate the random Point on.
 * @param {(Phaser.Geom.Point|object)} [out] - An instance of a Point to be modified.
 *
 * @return {(Phaser.Geom.Point|object)} A random Point on the Line.
 */
const Random = (line, out) => {
    if (out === undefined) {
        out = new Point_1.default();
    }
    const t = Math.random();
    out.x = line.x1 + t * (line.x2 - line.x1);
    out.y = line.y1 + t * (line.y2 - line.y1);
    return out;
};
exports.default = Random;
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