formZ SDK | 5.0 API Reference | System | Nurbs Surface

# fz_nsrf_get_u_knots

Description

Gets the U knots of a NURBS surface. The knots array is allocated by the user and must be of size u_npts+u_degree+1. u_npts is the number of control points in U direction obtained from function fz_nsrf_get_u_npts(). u_degree is the degree in U direction obtained from function fz_nsrf_get_u_degree().

Plugin Prototype

fzrt_error_td fz_nsrf_get_u_knots(

fz_nurbs_srf_ptr | srf,
double * | u_knots )

Parameters

srf [Input]

NURBS surface

u_knots [Result]

U knot array

Returns

Error codes

Availability

5.0.0.0

Example Files

util_nsrf.fsl

See Also

fz_nsrf_get_u_npts, fz_nsrf_get_u_degree,

Function Set

fz_nsrf_fset

Defined in

fz_nsrf_api.h