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72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkCardinalSpline.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkCardinalSpline
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* @brief computes an interpolating spline using a
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* a Cardinal basis.
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*
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*
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* vtkCardinalSpline is a concrete implementation of vtkSpline using a
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* Cardinal basis.
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*
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* @sa
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* vtkSpline vtkKochanekSpline
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*/
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#ifndef vtkCardinalSpline_h
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#define vtkCardinalSpline_h
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#include "vtkCommonComputationalGeometryModule.h" // For export macro
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#include "vtkSpline.h"
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class VTKCOMMONCOMPUTATIONALGEOMETRY_EXPORT vtkCardinalSpline : public vtkSpline
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{
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public:
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static vtkCardinalSpline* New();
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vtkTypeMacro(vtkCardinalSpline, vtkSpline);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* Compute Cardinal Splines for each dependent variable
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*/
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void Compute() override;
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/**
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* Evaluate a 1D cardinal spline.
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*/
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double Evaluate(double t) override;
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/**
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* Deep copy of cardinal spline data.
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*/
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void DeepCopy(vtkSpline* s) override;
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protected:
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vtkCardinalSpline();
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~vtkCardinalSpline() override {}
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void Fit1D(int n, double* x, double* y, double* w, double coefficients[][4], int leftConstraint,
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double leftValue, int rightConstraint, double rightValue);
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void FitClosed1D(int n, double* x, double* y, double* w, double coefficients[][4]);
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private:
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vtkCardinalSpline(const vtkCardinalSpline&) = delete;
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void operator=(const vtkCardinalSpline&) = delete;
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};
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#endif
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