用OpenTK做的点云浏览程序，使用八叉树管理点云数据，采用视景体切割和显示列表加速，打开常用的LAS格式点云(Using OpenTK to do point cloud browsing program, using octree management point cloud data, using visual cutting and display list acceleration, open the commonly used LAS format point cloud)

AutoLISP是由Autodesk公司开发的一种LISP程序语言，LISP是List Processor的缩写。(AutoLISP is a LISP programming language developed by Autodesk Company. LISP is the abbreviation of List Processor.)

识别车牌，使用hyperlpr库，请提前pip安装，需使用网络摄像头，电脑和摄像头连接在同一局域网，填入摄像头IP即可。手机可下载‘IP摄像头’之类的软件，具体摄像头地址看软件说明！多个摄像头请在列表中添加。(Recognition of license plate, use hyperlpr library, PIP installation in advance, need to use a network camera, computers and cameras connected to