可以对图形进行各种几何变换，包括反转，平移，旋转，拉伸。并对其进行赋值变换。图形学的一个综合编程例子。-graphics can be right for various geometric transformation, including inversion, translation, rotation, stretching. And transform its assignment. An integrated graphics

可以对图形进行各种几何变换，包括反转，平移，旋转，拉伸。并对其进行赋值变换。图形学的一个综合编程例子。-graphics can be right for various geometric transformation, including inversion, translation, rotation, stretching. And transform its assignment. An integrated graphics