[]关于定位的问题

Laya.init(1136, 640, Laya.WebGL);

//设置适配模式

Laya.stage.scaleMode = "noborder";

//设置剧中对齐

Laya.stage.alignH = "center";

Laya.stage.alignV = "center";

//设置横竖屏

Laya.stage.screenMode = "horizontal";

var btnJump = new Laya.Sprite();

btnJump.loadImage('res/btn_jump.png');

Laya.stage.addChild(btnJump);