微软发布了最新的 DirectX SDK - 包括Direct3D 10。它的体积是如此之大，达到326 M，还包括beta 版的 Windows Game Explorer，允许对游戏增加父母控制和自动升级功能。在这里下载。
http://www.microsoft.com/downloads/details.aspx?FamilyId=7D29004E-7A8D-4F0A-B199-6A740D8F27BB&displaylang=en
Overview
This DirectX SDK release contains updates to tools, utilities, samples, Documentation, and runtime debug files for x64 and x86 platforms. This release also include a public pre-release of Microsoft Cross-Platform Audio Creation tool, Managed Direct Code (2.0 CLR), and Direct3D 10.
It also continues to include the DirectX Runtime and Redistributable.
For additional information please see Microsoft DirectX Developer Center along with reviewing the Readme for last-minute updates.
System Requirements
Supported Operating Systems: Windows 2000; Windows 2000 Advanced Server; Windows 2000 Professional Edition ; Windows 2000 Server; Windows 2000 Service Pack 2; Windows 2000 Service Pack 3; Windows 2000 Service Pack 4; Windows ME; Windows Server 2003; Windows Server 2003 Service Pack 1; Windows Server 2003, Datacenter x64 Edition; Windows Server 2003, Enterprise x64 Edition; Windows Server 2003, Standard x64 Edition; Windows Small Business Server 2003 ; Windows XP; Windows XP 64-bit; Windows XP Embedded; Windows XP Embedded Service Pack 1; Windows XP Embedded Service Pack 2 ; Windows XP Home Edition ; Windows XP Home Edition N; Windows XP Media Center Edition; Windows XP Professional Edition ; Windows XP Professional N; Windows XP Service Pack 1; Windows XP Service Pack 2; Windows XP Starter Edition; Windows XP Tablet PC Edition
Using Managed DirectX ( MDX ) requires both Visual Studio .NET and the .NET framework for development. To run MDX .NET applications, you must install the .NET Framework.
