本章讲述了各种图形学中的几何变换，包括一维和二维的旋转，平移以及缩放，对各种几何变换都具有详细的思想描述，算法描述和举例，以及其他相关的内容，简单实用-This chapter describes a variety of geometric transformations in graphics, including the one-dimensional and two-dimensional rotation, translation and scaling of various geom