它介绍了一个全程构建一个童话场景的过程，非常详细，相信对OpenGL初学者是个很不错的例子，简单易懂，里面的场景非常漂亮，还有喷泉等实景-It describes a whole process of building a fairy tale scene, very detailed, I believe beginners OpenGL is a very good example, easy to understand, which the scene is very beautiful