Introduction - If you have any usage issues, please Google them yourself
" 3D Game Programming" book with CD-ROM Chapter 7 deal with the external landscape: the world of three-dimensional treatment techniques, there is a detailed source code, including 3D terrain generation techniques, to control the terrain on implementation of the camera movement, cutting redundant polygon, to the engine weight, Quadtree: the effective management of a larger method of terrain, the four-tree removed: the speed of optimization techniques, LOD: the use of LOD terrain to deal with and prevent cracking: cracking problem.