用 C++和OpenGL编写的glut库中的各种三维实体对象程序，可以用菜单选择各种实体，可以选择实体的绘制方式。比较适用于OPenGL的初学者，比较容易理解。-Using C++ and OpenGL glut library written in three-dimensional solid objects in a variety of programs, you can choose a variety of entities with the menu, you can choose to draw the entity approach. More applicable to OPenGL beginners, easy to understand.