glut即OpenGL Utility Toolkit，是一个和窗口系统无关的软件包， 　　它由Mark Kilgard在SGI时写的。作为AUX库的功能更强大的替代品，用于隐藏不同窗口系统API的复杂性。是一个学习OpenGL编程的一个良好开端。本文档介绍了glut的常用函数及其案例。-glut the OpenGL Utility Toolkit, is a software package and window system independent, which consists of Mark Kilgard at SGI, written by. AUX library as a more powerful alternative to the different window system API used to hide the complexity. Is a learning OpenGL programming a good start. This document describes the common functions of glut and their cases.