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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkCardinalSpline.h,v $
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkCardinalSpline - computes an interpolating spline using a
// a Cardinal basis.
// .SECTION Description
// vtkCardinalSpline is a concrete implementation of vtkSpline using a
// Cardinal basis.
// .SECTION See Also
// vtkSpline vtkKochanekSpline
#ifndef __vtkCardinalSpline_h
#define __vtkCardinalSpline_h
#include "vtkSpline.h"
class VTK_FILTERING_EXPORT vtkCardinalSpline : public vtkSpline
{
public:
static vtkCardinalSpline *New();
vtkTypeRevisionMacro(vtkCardinalSpline,vtkSpline);
void PrintSelf(ostream& os, vtkIndent indent);
// Description
// Compute Cardinal Splines for each dependent variable
void Compute ();
// Description:
// Evaluate a 1D cardinal spline.
virtual double Evaluate (double t);
// Description:
// Deep copy of cardinal spline data.
virtual void DeepCopy(vtkSpline *s);
protected:
vtkCardinalSpline();
~vtkCardinalSpline() {}
void Fit1D (int n, double *x, double *y, double *w, double coefficients[][4],
int leftConstraint, double leftValue, int rightConstraint,
double rightValue);
void FitClosed1D (int n, double *x, double *y, double *w,
double coefficients[][4]);
private:
vtkCardinalSpline(const vtkCardinalSpline&); // Not implemented.
void operator=(const vtkCardinalSpline&); // Not implemented.
};
#endif
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