Sixth Pacific Conference on Computer Graphics and Applications (PG'98)
Representing Spheres and Ellipsoids Using Periodic NURBS Surfaces with Fewer Control Vertices
Singapore
October 26-October 29
ISBN: 0-8186-8620-0
A new kind of NURBS representation for periodic curves is introduced. The method for periodic curves is extended to derive a compact and symmetric representation of the sphere or the ellipsoid using a piecewise bi-quadratic NURBS surface with only eight distinct control vertices.
Citation:
Kaihuai Qin, Zesheng Tang, Wenping Wang, "Representing Spheres and Ellipsoids Using Periodic NURBS Surfaces with Fewer Control Vertices," pg, pp.210, Sixth Pacific Conference on Computer Graphics and Applications (PG'98), 1998