Opengl+vc++6.0 编的一个漫游世界的程序，学习游戏编程的朋友很需要的。-Opengl+ vc++6.0 for a procedure for roaming the world to learn game programming is in need of a friend.

通过opengl中的lookat，扩展到地形漫游，先是建立一个3D的简单地图，并且加入相应的碰撞判断。-By opengl in lookat, extended to the terrain walkthrough, first create a simple 3D maps, and add the corresponding collision judgments.