13 #include "qwt_global.h"    80     bool setPoints( 
const QPolygonF& points );
    81     QPolygonF points() 
const;
    86     double value( 
double x ) 
const;
    88     const QVector<double> &coefficientsA() 
const;
    89     const QVector<double> &coefficientsB() 
const;
    90     const QVector<double> &coefficientsC() 
const;
    93     bool buildNaturalSpline( 
const QPolygonF & );
    94     bool buildPeriodicSpline( 
const QPolygonF & );
 SplineType
Spline type. 
Definition: qwt_spline.h:61
A class for spline interpolation. 
Definition: qwt_spline.h:57
A natural spline. 
Definition: qwt_spline.h:64