QUADTREE地形

实现了一个简单的brick shader(umolement a simple brick shader)

3维圆柱面，可以上下左右不同视角观看，使用上下左右方向键操作(3D Cylinder)

osg cookbook 中的源代码，里面有OSG和CG的结合，OSG和CEGUI的结合，OSG与QT的结合以及PHYSX的结合。(the source code of OSGCOOKBOOK,include integration of OSG and CG,CEGUI,QT and physx)

三维切片：读取STL文件并进行按层切片的简单示例程序(Three-dimensional slices: Read STL file and layer slices by a simple example program)

使用D3D编写的简单开车游戏，新手可以看看，做的比较简陋，但应有的功能还是有的，包含开始界面，赛车选择，有背景音乐，可切换视角(Using D3D write simple driving game, beginners can see, the more humble, but its function or some, contains the start interface, the car selection, background music, can switch perspective)

LOD地形小演示 内容不多全是基本知识 用于学习事实地形 (Terrain LOD few small presentations for learning basic knowledge of all the fact that the terrain)

二维磁流体计算程序，可根据问题干煸，已有改变成三维的版本(Two-dimensional MHD calculation program, according to the problem dry stir, has changed into a three-dimensional version of the)

用MFC实现的3D图形学中的立方体，可旋转，有三种投影方式，正交，透视，斜投影三种(MFC achieved with 3D graphics in the cube can be rotated in three projection mode, orthogonal, perspective, oblique projection of three)

用MFC开发的小的二维制图程序，可实现简单的图形绘制，并对图形进行放缩，旋转，镜像等变换。(DRAW MFC )

2D凸多边形的三角网格生成，可用gridgen。(2D triangular convex polygon mesh generation, available gridgen.)