计算机图形学中，比较经典的KOCH、C曲线，在这个文件中，我只写了C曲线供刚刚开始学习计算机图形学的人员来学习GLUT开发库的相关操作，希望能够对于大家有所帮助-Computer graphics, more classic KOCH, C curve, in this paper, I wrote a C curve only just started to learn computer graphics for the staff to learn GLUT development libr