formZ SDK | 5.0 API Reference | System | Nurbs Surface

# fz_nsrf_extract_isoline

Description

Extracts an isoline from NURBS surface in U or V at the given parameter value

Plugin Prototype

fzrt_error_td fz_nsrf_extract_isoline(

fz_nurbs_srf_ptr | srf,
double | parm,
fzrt_boolean | is_u,
fz_nurbs_cur_ptr * | isocrv )

Parameters

srf [Input]

NURBS surface

parm [Input]

Parameter value

is_u [Input]

Direction- TRUE=U, FALSE=V

isocrv [Result]

NURBS curve isoline

Returns

Error codes

Availability

5.0.0.0

Example Files

util_nsrf.fsl

See Also

fz_nsrf_get_u_npts, fz_nsrf_get_control_points, fz_nsrf_get_u_knots,

Function Set

fz_nsrf_fset

Defined in

fz_nsrf_api.h