OpenGL简介是在SGI等多家世界闻名的计算机公司的倡导下，以SGI的GL三维图形库为基础制定的一个通用共享的开放式三维图形标准。 -About OpenGL is SGI and many other world-famous computer company' s initiative to SGI' s GL-based three-dimensional graphics library share a common set of open standards for th