计算机图形学（computer graphics, CG）是研究如何利用计算机算法来生成、处理和显示图形的一门学科，主要的算法原理包括基于光栅扫描显示器的基本图形的扫描转换原理；基于齐次坐标的二维、三维变换矩阵的几何变换原理；基于几何造型的自由曲线、曲面的生成原理；基于分形几何学的分数维造型原理；基于像空间和物空间的三维实体动态消隐原理；基于颜色模型、光照模型和纹理映射技术的真实感图形显示原理。-Computer Graphics (computer graphics, CG) is to study how to use computer algorithms to generate, process and display graphics of a subject, the main algorithms including those based on raster scan display basic graphics scan conversion principles　based on the homogeneous coordinates of the Second dimensional, three-dimensional transformation matrix of the principles of geometric transformations　based on the geometric modeling of free-form curve, surface generation principle　based on fractal geometry, fractal dimension modeling principles　based on space and objects like the space of three-dimensional entities, the principle of dynamic blanking　based on the color model , light model and texture mapping techniques showed that the principle of realistic images.