Opengl 高级指南，Windows环境中创建OpenGL程序.它将显示一个空的OpenGL窗口,可以在窗口和全屏模式下切换,按ESC退出.它是我们以后应用程序的框架.-Opengl Senior Guide, Windows environment to create OpenGL procedures. It will show an empty OpenGL window in window and full-screen mode switch, press ESC to withdr