Microsoft finally http://www.aliyun.com/zixun/aggregation/18782.html "> officially released this feature with a number of exciting features of DirectX 9.0! New DirectX enables you to get better image display quality, make multiplayer games scalable, and include better audio effects.
It strengthens the interface for DirectDraw and translates, simplifies application extension, enhances performance, improves graphical authoring tools, and makes it easier to make the best of the role and environment. Point Light and pixel lighting to make images more realistic ; The DirectSound and DirectMusic are strengthened, and the application extension is simplified; the DLS2 audio synthesis function improves the authenticity of the musical instrument audio; DirectInput device mapping function makes the device support simpler DirectPlay the performance and scalability of multiplayer games, DirectPlay provides IP voice communication, and DirectShow application programming interface provides real-time synthesis and instant editing of audio/video; DirectShow supports the reading and writing of Windows Media Audio and video (WMA and WMV), and Microsoft TV technology can support digital TV programs.
DirectX 9.0C Download Address:
Http://dl.pconline.com.cn/html_2/1/59/id=2&pn=0.html