State Key Laboratory of CAD&CG, Zhejiang University, Hangzhou 310027, China;
School of Computer Science and Technology, Nantong University, Nantong 226019, China;
BUNRAKU Group, INRL4, Campus University de Beaulieu, Rennes 35042, France;
State Key Laboratory of CAD&CG, Zhejiang University, Hangzhou 310027, China;