@awayfl/awayfl-player/dist/lib/Box2D/Common/Math/b2Vec2.js

Flash Player emulator for executing SWF files (published for FP versions 6 and up) in javascript

import { b2Math } from '../Math';
/**
* A 2D column vector.
*/
var b2Vec2 = /** @class */ (function () {
    function b2Vec2(x_, y_) {
        if (x_ === void 0) { x_ = 0; }
        if (y_ === void 0) { y_ = 0; }
        this.__fast__ = true;
        this.x = x_;
        this.y = y_;
    }
    b2Vec2.prototype.SetZero = function () {
        this.x = 0.0;
        this.y = 0.0;
    };
    b2Vec2.prototype.Set = function (x_, y_) {
        if (x_ === void 0) { x_ = 0; }
        if (y_ === void 0) { y_ = 0; }
        this.x = x_;
        this.y = y_;
    };
    b2Vec2.prototype.SetV = function (v) {
        this.x = v.x;
        this.y = v.y;
    };
    b2Vec2.prototype.GetNegative = function () {
        return new b2Vec2(-this.x, -this.y);
    };
    b2Vec2.prototype.NegativeSelf = function () {
        this.x = -this.x;
        this.y = -this.y;
    };
    b2Vec2.Make = function (x_, y_) {
        return new b2Vec2(x_, y_);
    };
    b2Vec2.prototype.Copy = function () {
        return new b2Vec2(this.x, this.y);
    };
    b2Vec2.prototype.Add = function (v) {
        this.x += v.x;
        this.y += v.y;
    };
    b2Vec2.prototype.Subtract = function (v) {
        this.x -= v.x;
        this.y -= v.y;
    };
    b2Vec2.prototype.Multiply = function (a) {
        this.x *= a;
        this.y *= a;
    };
    b2Vec2.prototype.Division = function (a) {
        this.x /= a;
        this.y /= a;
    };
    b2Vec2.prototype.MulM = function (A) {
        var tX = this.x;
        this.x = A.col1.x * tX + A.col2.x * this.y;
        this.y = A.col1.y * tX + A.col2.y * this.y;
    };
    b2Vec2.prototype.MulTM = function (A) {
        var tX = b2Math.Dot(this, A.col1);
        this.y = b2Math.Dot(this, A.col2);
        this.x = tX;
    };
    b2Vec2.prototype.CrossVF = function (s) {
        var tX = this.x;
        this.x = s * this.y;
        this.y = -s * tX;
    };
    b2Vec2.prototype.CrossFV = function (s) {
        var tX = this.x;
        this.x = -s * this.y;
        this.y = s * tX;
    };
    b2Vec2.prototype.MinV = function (b) {
        this.x = this.x < b.x ? this.x : b.x;
        this.y = this.y < b.y ? this.y : b.y;
    };
    b2Vec2.prototype.MaxV = function (b) {
        this.x = this.x > b.x ? this.x : b.x;
        this.y = this.y > b.y ? this.y : b.y;
    };
    b2Vec2.prototype.Abs = function () {
        if (this.x < 0)
            this.x = -this.x;
        if (this.y < 0)
            this.y = -this.y;
    };
    b2Vec2.prototype.Length = function () {
        return Math.sqrt(this.x * this.x + this.y * this.y);
    };
    b2Vec2.prototype.LengthSquared = function () {
        return (this.x * this.x + this.y * this.y);
    };
    b2Vec2.prototype.DistanceTo = function (param1) {
        var _loc2_ = new b2Vec2();
        _loc2_.SetV(param1);
        _loc2_.x -= this.x;
        _loc2_.y -= this.y;
        return _loc2_.Length();
    };
    b2Vec2.prototype.Normalize = function () {
        var length = Math.sqrt(this.x * this.x + this.y * this.y);
        if (length < Number.MIN_VALUE) {
            return 0.0;
        }
        var invLength = 1.0 / length;
        this.x *= invLength;
        this.y *= invLength;
        return length;
    };
    b2Vec2.prototype.IsValid = function () {
        return b2Math.IsValid(this.x) && b2Math.IsValid(this.y);
    };
    b2Vec2.prototype.getAngle = function () {
        var _loc2_;
        var _loc1_ = new b2Vec2(this.x, this.y);
        _loc1_.Normalize();
        _loc2_ = Math.acos(_loc1_.x) * 180 / Math.PI;
        if (_loc1_.y > 0) {
            _loc2_ = 360 - _loc2_;
        }
        return _loc2_;
    };
    b2Vec2.prototype.setAngle = function (param1) {
        this.x = Math.cos(param1 / 180 * Math.PI);
        this.y = -Math.sin(param1 / 180 * Math.PI);
    };
    b2Vec2.prototype.isEqual = function (param1) {
        if (this.x == param1.x && this.y == param1.y) {
            return true;
        }
        return false;
    };
    return b2Vec2;
}());
export { b2Vec2 };