这是<<计算机图形学>>的实验课程报告及源程序，说明了各种图形的基本算法，并能将算法用程序实现，最终运用ｃ语言编写绘图程序，得到所需结果。-This is the “computer graphics ” report and the source of the experimental course, indicating a variety of graphics the basic algorithm, and algorithms can achieve wit