这是一个计算机图形学的程序，是用c++编写的，是3D图形，包括了图形的变化以及坐标的定位，是学习计算机图形学最好掌握的。-This is a computer graphics procedure is c++ Prepared is the 3D graphics, including changes in graphics as well as the coordinates of the position, is to learn from the best available compu