VC++与OPENGL编写的一个小的完整的CAD软件，《Visual C++ CAD应用程序开发技术》一书中的主要示列程序，做的很精致，值得学习-VC++ With OPENGL prepared a small complete CAD software, Visual C++ CAD application development technology , a book that set out the main procedures, so very delicate, it is worth learning
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