下面先上一下分析结果图；有空再继续分析；
从分析图可看到，这些是纯WinSDK的程序，除了WinMain主函数，还有多个过程和函数；在各个示例中，有一部分过程是重复的，看全部示例没有那么多的绝对代码量；
对于只有单个C文件的例子，给出其Declaration图；对有多个C文件的例子，下面给出主C文件的Declaration图；Tutorials文件夹下又有多个示例，给出其中一个例子的C文件的Declaration图；
第一张图是全部例子的文件夹；
图解用Scientific Toolworks Understand分析Microsoft DirectX SDK (June 2010)自带D3D示例 
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