这是一个运用OpenGL编程的实例，是在VC++6.0中编写的一个控制台程序，能够实现任意多边形的填充，基于的算法是扫描线填充算法。-This is a use of OpenGL programming examples, is a console program written in VC++6.0, filling to achieve arbitrary polygon, the algorithm is based on scan line filling algorithm.