MAYA中的矩阵运用.pdf

第 25卷第 8期 计算机应用与软件 Vol25No. 8 2008年 8月 Computer Applications and Sofwt are Aug. 2008 MAYA 胡春阳 陈 涛 ( 200072) 矩阵已作为 一种常用的数学表示方法被普遍地运用在三维动画 域中, 然而大多数线性代数书籍中关于矩阵的描述都 是基于普遍性的数学概念的介绍, 这种矩阵对于很多三维动画从业人员来说, 还较难理解旨在通过使用 M aya, 对矩阵这 个数学概 念在三维动画中担当的角色以及其作用进行简单说明, 以提供给三维动画制作者 一个易懂易用的参考 矩阵 三维动画 M aya 坐标变换 PRACTICAL USAGE OF MATRICES AND COORDINATES IN MAYA Hu Chunyang Chen Tao (Shangha iM otion M ag ic En tertainm en t In c. , Shang ha i 200072, Ch ina ) Abstract As an effective m ethod, m atrix isw idely used in 3D anmi ation industry. H owever, m ost linear algebra textbooks still introduce it in generic m athematical expression form at, and th is result in m ak ing matrix a mysterious concept for many em ployees work in th is sector. Th is article isw ritten for explaining the roles them atrix play in 3D an mi ation softw are by the use ofM aya, asw ell as to m ake a relationsh ip betw een the basicm athem atical operation and the practicalusage in 3D anmi ation productions. H ope itw ill provide an understandab le refer ence to workers in th is industry. K eywords M atrix 3d anmi ation M aya Coordinates transform ation 0 M aya, M aya w orld m atrixparent inversem atrix , M el , , , M aya 2 MAYA , 1 MAYA , 4* 4, , , m atrix(, 1 ) 3 1 1 4* 3, 4* 4 3 M atrix , M aya 3 3M atrix Inverse M atrix,W orld M atrix * 3 4* 4 , M aya