Author details

Weifei Hu1 , Zhenyu Liu<sup>2</sup> \* and Jianrong Tan<sup>2</sup>

1 School of Mechanical Engineering, Zhejiang University, Hangzhou, P.R. China

2 State Key Laboratory of CAD & CG, Zhejiang University, Hangzhou, P.R. China

\*Address all correspondence to: liuzy@zju.edu.cn

<sup>© 2019</sup> The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
