vtkCardinalSpline.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkCardinalSpline_h
#define vtkCardinalSpline_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 vtkCardinalSpline : public vtkSpline
{
public:
  static vtkCardinalSpline* New();
 
  vtkTypeMacro(vtkCardinalSpline, vtkSpline);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void Compute() override;

  double Evaluate(double t) override;

  void DeepCopy(vtkSpline* s) override;
 
protected:
  vtkCardinalSpline();
  ~vtkCardinalSpline() override = default;
 
  void Fit1D(int size, double* x, double* y, double* w, double coefficients[][4],
    int leftConstraint, double leftValue, int rightConstraint, double rightValue);
 
  void FitClosed1D(int size, double* x, double* y, double* w, double coefficients[][4]);
 
private:
  vtkCardinalSpline(const vtkCardinalSpline&) = delete;
  void operator=(const vtkCardinalSpline&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif