vtkKochanekSpline.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkKochanekSpline_h
#define vtkKochanekSpline_h
 
#include "vtkCommonComputationalGeometryModule.h" // For export macro
#include "vtkSpline.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class VTKCOMMONCOMPUTATIONALGEOMETRY_EXPORT VTK_MARSHALAUTO vtkKochanekSpline : public vtkSpline
{
public:
  vtkTypeMacro(vtkKochanekSpline, vtkSpline);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkKochanekSpline* New();

  void Compute() override;

  double Evaluate(double t) override;


  vtkSetMacro(DefaultBias, double);
  vtkGetMacro(DefaultBias, double);


  vtkSetMacro(DefaultTension, double);
  vtkGetMacro(DefaultTension, double);


  vtkSetMacro(DefaultContinuity, double);
  vtkGetMacro(DefaultContinuity, double);

  void DeepCopy(vtkSpline* s) override;
 
protected:
  vtkKochanekSpline();
  ~vtkKochanekSpline() override = default;
 
  void Fit1D(int size, double* x, double* y, double tension, double bias, double continuity,
    double coefficients[][4], int leftConstraint, double leftValue, int rightConstraint,
    double rightValue);
 
  double DefaultBias;
  double DefaultTension;
  double DefaultContinuity;
 
private:
  vtkKochanekSpline(const vtkKochanekSpline&) = delete;
  void operator=(const vtkKochanekSpline&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif