们看到第一和第二个聚光源除了在颜色的定义上一个偏红，一个偏绿 ，其他没有任何不同，所以如果象我们后面作的，对一个物体开启一个光源，对 另一个物体开启另一个光源，就会产生一个点光源对不同物体发出不同光的效果-We see that the first and second polymer light except in the definition of a reddish color, a greenish, the other is not any different, so if, as we made the back of an object to open a light source to another object opens another source, it will produce a point source on the issue of different objects, the effect of different light