此源码是vs2005。mfc单文档实现opengl的一些基本功能,包括:点,直线,虚线,三角形,sierpinski,实现鼠标拖动的和bresham算法,和中点园算法..也可以输入坐标点-It s based on Opengl,and it can draw points,lines,triangle,polygon.cricle,use some algorithm such as bresham amd mid_circle...you can also use mouse or set