自己写的Harris交点检测代码，几乎适合各版本VS平台，要新建工程，然后把.h和.cpp文件添加进去就可以用了，适合VS初学者。-Harris wrote the intersection detection code, for almost all versions of VS platform, to create a new project, and then add the .h and .cpp files into it can be used, for VS beginners.