[]粒子会不会有内存泄漏？

(function () {

    var Sprite = Laya.Sprite;

    var Stage = Laya.Stage;

    var Texture = Laya.Texture;

    var Browser = Laya.Browser;

    var Handler = Laya.Handler;

    var WebGL = Laya.WebGL;

    var Loader = Laya.Loader;

    var Stat = Laya.Stat;

    var Particle2D = Laya.Particle2D;



    (function () {

//        Laya.init(Browser.clientWidth, Browser.clientHeight, WebGL);

        Laya.init(Browser.clientWidth, Browser.clientHeight);



        Laya.stage.alignV = Stage.ALIGN_MIDDLE;

        Laya.stage.alignH = Stage.ALIGN_CENTER;



        Laya.stage.screenMode = Stage.SCREEN_NONE;

        Laya.stage.bgColor = "#232628";

        Stat.show();

        init();

    })();



    function init() {

//        var gameManager = new GameManager();

//        Laya.stage.addChild(gameManager);



        Laya.loader.load("res/parts/lizi2.part", Handler.create(this, onAssetsLoaded), null, Loader.JSON);

    }



    var i = 0;

    function onAssetsLoaded(settings) {

        var sp = new Particle2D(settings);

        sp.play();

        sp.emitter.start();

        sp.x = 100;

        sp.y = 100;

        sp.name = (i++).toString();

        console.log(sp.name);

        Laya.stage.addChild(sp);



        setTimeout(function () {

            var emitter = sp.emitter;

            emitter.stop();

            emitter.clear();

            sp.stop();

            sp.destroy(true);

            Laya.stage.removeChild(sp);

            onAssetsLoaded(settings);

        }, 100);

    }



})();