DirectX_demoSimple Direct Draw Using MFC

利用DirectX显示一个旋转的圆柱。首先构建一个Mfc单文档框架，然后在文档界面显示圆柱。本例用最简单的代码说明了Directx的基本用法-use DirectX to draw a cilinder。firstly,use wizard to make a single document frame,then use Directx to draw a cilinder on the view

用MFC的方式生成四叉树，设立了输入点的数目，通过随机生成点接着绘制出四叉树。-MFC generated by the quadtree, the establishment of a number of input through the randomly generated points and then draw quadtree.