最全的天空盒图片，可在虚拟仿真三维开发中使用-The most complete picture of the sky box can be used in developing the virtual three-dimensional simulation

这是一个用D3D开发的刚体演示Demo及源码，在Demo中图形渲染的比较简单，侧重点在虚拟场景仿真的实现。-This is a development of a rigid body with D3D Demo Demo and source code, in the Graphics Rendering Demo at the relatively simple, the focus in a virtual scene simulation implementation.

Directx三维虚拟仿真程序或者游戏开发中日志系统的实现-Directx three-dimensional virtual simulation program or game development in the Log System