这份材料是我在研究生学习GPS的时候再三琢磨的程序文件，其中有详细的注解。其用JAVA编写，当然也是用于学习C++以及其他的人员参照。-This material is my studies at the graduate of GPS into repeatedly program files, including detailed notes. Its jmichelle, of course, is also used to learn c++ and other personnel to consult.