3D交互式技术应用的实例, 实现了一个3D转换控制器, 实例代码可以帮助你实现自己的3D转换控制器. 使用了OpenGL 2.1.-We aims to provide a simple, clear and practical descr iption and example to developers, who are not experts in 3D interactive techniques, and would like to implement a 3D translation