你从unity中导出的场景中调用点光照就可以了var pointLight = scene.addChild(new Laya.PointLight());
pointLight.color = new Laya.Vector3(0.1189446, 0.5907708, 0.7352941);
pointLight.transform.position = new Laya.Vector3(0.4, 0.4, 0.0);
pointLight.attenuation = new Laya.Vector3(0.0, 0.0, 3.0);
pointLight.range = 3.0;