gCAD3D 2.40
CurvRBSpl Struct Reference

Rational B-Spline-curve; Typ_CVRBSP. More...

#include <ut_geo.h>

Data Fields

int ptNr
double v0
double v1
double * kvTab
double * wTab
char deg
char dir
char clo
char trm

Detailed Description

Rational B-Spline-curve; Typ_CVRBSP.

* ptNr ... number of control points
* deg ... degree
* v0 ... start parameter
* v1 ... end parameter
* kvTab[ptNr+deg+1] ... knot values (non-decreasing)
* wTab[ptNr] ... weights
* cpTab[ptNr] ... control points
* dir direction; 0=fwd, 1=bwd See INF_struct_dir.
* clo closed; 0=yes, 1=not_closed; -1=undefined; -2=degen
* trm trimmed; 0=yes, 1=not_trimmed, -1=undef; see INF_struct_closed

Field Documentation

int CurvRBSpl::ptNr
double CurvRBSpl::v0
double CurvRBSpl::v1
double * CurvRBSpl::kvTab
double * CurvRBSpl::wTab
Point* CurvRBSpl::cpTab
char CurvRBSpl::deg
char CurvRBSpl::dir
char CurvRBSpl::clo
char CurvRBSpl::trm

The documentation for this struct was generated from the following file: