利用托管的DirectX9.0C+VS2005编写，实现了从高程数据中读取数据，构建一个三维地形。-The use of managed DirectX9.0C+ VS2005 prepared to achieve elevation data from the read data to build a three-dimensional terrain.

一个用C#写的语音录播库。调用了DirectX，DirectSound。 麦克录音类通过事件把数据送出，语音播入类通过向其内部的一个循环队列中添加数据来自动播放。 其它的类分别是读写wav格式文件的类和播入wav格式文件的类。-Using C# to write a voice recording and broadcasting libraries. Called DirectX, DirectSound. Mike recording the data sent by event t

三维显示的计算机模拟物理程序。DirectX显示。可在两种模拟方式中切换。-Three-dimensional computer simulation of physical processes show. DirectX display. Available in both analog switch.

Petzold写的《精通windows 3D 图形程序设计》中推荐的源码。-Petzold wrote, " proficient in windows 3D graphics programming" in the recommended source.