运用MATLAB语言，基于哈夫变换，对于任意给定的图片，可以自动找出其中最长的5条直线，并准确画出来-The use of MATLAB language, based on the Hough transform, for any given picture, you can automatically find out the longest five straight, and accurately drawn

用matlab编写的计算机图形学中的画线算法。包括几种经典的画线算法，如中点画线等。-Prepared using matlab draw line in computer graphics algorithms. Includes several classic line drawing algorithm, such as the dotted lines.