不是用osg自带的sphere，而是自己用osg模拟了球体。球体上的点可以拾取。球体上的点可以编辑-Simulated sphere with osg. Can pick up points on the sphere

CORBA provides a standard mechanism for defining the interfaces between components as well as some tools to facilitate the implementation of those interfaces using the developer’s choice of languages. Two features that CORBA provides are: •