用OPENGL实现的模拟风吹动旗帜的程序源码，程序源码码中同时模拟了风吹动三面旗帜。 可直接使用。 已通过测试。 -The use the OPENGL realization of the analog to the wind the banner of the program source code, the program source code to simulate the wind three banner. Can be used directly. Has been test