fifarating/es6/random.js

Utils for Fifa Soccer Game player rating

var RandomUtils = /** @class */ (function () {
    function RandomUtils() {
    }
    RandomUtils.generateGaussian = function (mean, stdDev) {
        var u1, u2, v1, v2, s;
        do {
            u1 = Math.random() * 2 - 1;
            u2 = Math.random() * 2 - 1;
            s = u1 * u1 + u2 * u2;
        } while (s >= 1 || s === 0);
        s = Math.sqrt((-2 * Math.log(s)) / s);
        v1 = u1 * s;
        v2 = u2 * s;
        return mean + stdDev * v1;
    };
    RandomUtils.gaussianNumberInRange = function (mean, stdDev) {
        var result = Math.round(RandomUtils.generateGaussian(mean, stdDev));
        if (result > 99) {
            return 99;
        }
        else if (result < 1) {
            return 1;
        }
        return result;
    };
    return RandomUtils;
}());
export { RandomUtils };