A kind of CAGD algorithm with two dimensional and three dimensional modeling function is presented ,aiming at the design ,production and simulation of ships.

• 针对船舶的设计、制造与模拟，提出一种具有二维、三维造型功能的交互式CAGD（计算机辅助几何设计）算法，其中各种造型及修改功能都具有较好的用户接口