vtkInterpolatingSubdivisionFilter.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkInterpolatingSubdivisionFilter.h

  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.

=========================================================================*/
#ifndef vtkInterpolatingSubdivisionFilter_h
#define vtkInterpolatingSubdivisionFilter_h

#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkSubdivisionFilter.h"

class vtkCellArray;
class vtkCellData;
class vtkIdList;
class vtkIntArray;
class vtkPointData;
class vtkPoints;
class vtkPolyData;

class VTKFILTERSGENERAL_EXPORT vtkInterpolatingSubdivisionFilter : public vtkSubdivisionFilter
{
public:
  vtkTypeMacro(vtkInterpolatingSubdivisionFilter, vtkSubdivisionFilter);
  void PrintSelf(ostream& os, vtkIndent indent) override;

protected:
  vtkInterpolatingSubdivisionFilter();
  ~vtkInterpolatingSubdivisionFilter() override {}

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override;
  virtual int GenerateSubdivisionPoints (vtkPolyData *inputDS, vtkIntArray *edgeData, vtkPoints *outputPts, vtkPointData *outputPD) = 0;
  void GenerateSubdivisionCells (vtkPolyData *inputDS, vtkIntArray *edgeData, vtkCellArray *outputPolys, vtkCellData *outputCD);
  int FindEdge (vtkPolyData *mesh, vtkIdType cellId, vtkIdType p1,
                vtkIdType p2, vtkIntArray *edgeData, vtkIdList *cellIds);
  vtkIdType InterpolatePosition (vtkPoints *inputPts, vtkPoints *outputPts,
                                 vtkIdList *stencil, double *weights);
private:
  vtkInterpolatingSubdivisionFilter(const vtkInterpolatingSubdivisionFilter&) = delete;
  void operator=(const vtkInterpolatingSubdivisionFilter&) = delete;
};

#endif