激光雷达点云滤波的topscan算法实现，并能计算精度，绘制出地面点效果图。-Topscan LIDAR point cloud filtering algorithm implementations, and can calculate the precision ground points plotted renderings.

MFC，实现了激光雷达数据的读取，滤波等各种操作(MFC, which realizes laser radar data reading, filtering and other operations.)