vtkUnstructuredGridBase.h

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