此源码实现基于OpenGL的摄像漫游，模仿第一人称视角在游戏中漫游，程序简明扼要，对喜欢游戏编程的朋友有一定的帮助-This source OpenGL-based camera roaming, to imitate the first person perspective in the game roaming, concise procedures for programming like the game will certa