vtkUnstructuredGridBase.h

Go to the documentation of this file.

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

  Program:   Visualization Toolkit
  Module:    vtkUnstructuredGridBase.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 vtkUnstructuredGridBase_h
#define vtkUnstructuredGridBase_h

#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkPointSet.h"

class VTKCOMMONDATAMODEL_EXPORT vtkUnstructuredGridBase : public vtkPointSet
{
public:
  vtkAbstractTypeMacro(vtkUnstructuredGridBase,vtkPointSet)
  void PrintSelf(ostream &os, vtkIndent indent) override
  {
    this->Superclass::PrintSelf(os, indent);
  }

  int GetDataObjectType() override { return VTK_UNSTRUCTURED_GRID_BASE; }

  virtual void Allocate(vtkIdType numCells=1000, int extSize=1000) = 0;

  void DeepCopy(vtkDataObject *src) override;

  vtkIdType InsertNextCell(int type, vtkIdType npts, const vtkIdType ptIds[]) VTK_SIZEHINT(ptIds, npts);

  vtkIdType InsertNextCell(int type, vtkIdList *ptIds);

  // Description:
  // Insert/create a polyhedron cell. npts is the number of unique points in
  // the cell. pts is the list of the unique cell point Ids. nfaces is the
  // number of faces in the cell. faces is the face-stream
  // [numFace0Pts, id1, id2, id3, numFace1Pts,id1, id2, id3, ...].
  // All point Ids are global.
  // Make sure you have called Allocate() before calling this method
  vtkIdType InsertNextCell(int type, vtkIdType npts, const vtkIdType ptIds[],
                                   vtkIdType nfaces, const vtkIdType faces[]) VTK_SIZEHINT(ptIds, npts) VTK_SIZEHINT(faces, nfaces);

  void ReplaceCell(vtkIdType cellId, int npts, const vtkIdType pts[]) VTK_SIZEHINT(pts, npts);

  virtual void GetIdsOfCellsOfType(int type, vtkIdTypeArray *array) = 0;

  virtual int IsHomogeneous() = 0;


  static vtkUnstructuredGridBase* GetData(vtkInformation* info);
  static vtkUnstructuredGridBase* GetData(vtkInformationVector* v, int i=0);

protected:
  vtkUnstructuredGridBase();
  ~vtkUnstructuredGridBase() override;

  virtual vtkIdType InternalInsertNextCell(int type, vtkIdList *ptIds) = 0;
  virtual vtkIdType InternalInsertNextCell(int type, vtkIdType npts, const vtkIdType ptIds[]) = 0;
  virtual vtkIdType InternalInsertNextCell(int type, vtkIdType npts, const vtkIdType ptIds[],
    vtkIdType nfaces, const vtkIdType faces[]) = 0;
  virtual void InternalReplaceCell(vtkIdType cellId, int npts, const vtkIdType pts[]) = 0;

private:
  vtkUnstructuredGridBase(const vtkUnstructuredGridBase&) = delete;
  void operator=(const vtkUnstructuredGridBase&) = delete;
};

#endif