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69 lines
1.9 KiB
69 lines
1.9 KiB
2 years ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkCardinalSpline.h,v $
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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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// .NAME vtkCardinalSpline - computes an interpolating spline using a
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// a Cardinal basis.
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// .SECTION Description
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// vtkCardinalSpline is a concrete implementation of vtkSpline using a
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// Cardinal basis.
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// .SECTION See Also
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// vtkSpline vtkKochanekSpline
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#ifndef __vtkCardinalSpline_h
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#define __vtkCardinalSpline_h
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#include "vtkSpline.h"
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class VTK_FILTERING_EXPORT vtkCardinalSpline : public vtkSpline
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{
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public:
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static vtkCardinalSpline *New();
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vtkTypeRevisionMacro(vtkCardinalSpline,vtkSpline);
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void PrintSelf(ostream& os, vtkIndent indent);
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// Description
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// Compute Cardinal Splines for each dependent variable
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void Compute ();
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// Description:
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// Evaluate a 1D cardinal spline.
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virtual double Evaluate (double t);
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// Description:
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// Deep copy of cardinal spline data.
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virtual void DeepCopy(vtkSpline *s);
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protected:
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vtkCardinalSpline();
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~vtkCardinalSpline() {}
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void Fit1D (int n, double *x, double *y, double *w, double coefficients[][4],
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int leftConstraint, double leftValue, int rightConstraint,
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double rightValue);
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void FitClosed1D (int n, double *x, double *y, double *w,
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double coefficients[][4]);
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private:
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vtkCardinalSpline(const vtkCardinalSpline&); // Not implemented.
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void operator=(const vtkCardinalSpline&); // Not implemented.
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};
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#endif
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