keywords: 齐次坐标, Homogeneous Coordinates

齐次坐标
https://zh.wikipedia.org/wiki/%E9%BD%90%E6%AC%A1%E5%9D%90%E6%A0%87

什么是“齐次”,“非齐次”,“线性”,“非线性”?
https://www.zhihu.com/question/19816504

齐次坐标和矩阵变换
http://www.cnblogs.com/lizhengjin/archive/2010/11/07/1871055.html

计算机图形学:求齐次坐标变换矩阵
https://zhidao.baidu.com/question/132223547.html

为什么要引入齐次坐标
https://blog.csdn.net/saltriver/article/details/79680364

HOMOGENEOUS TRANSFORMATION MATRICES
http://www.silcom.com/~barnowl/HTransf.htm

Math for Game Programmers: Understanding Homogeneous Coordinates (Recommended)
https://www.youtube.com/watch?v=o1n02xKP138


天道何亲,惟德之亲;鬼神何灵,因人而灵。---刘基《司马季主论卜》