vtkPolyDataSource.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkPolyDataSource.h,v $

  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 __vtkPolyDataSource_h
#define __vtkPolyDataSource_h

#include "vtkSource.h"

class vtkPolyData;

class VTK_FILTERING_EXPORT vtkPolyDataSource : public vtkSource
{
public:
  vtkTypeRevisionMacro(vtkPolyDataSource,vtkSource);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkPolyData *GetOutput();
  vtkPolyData *GetOutput(int idx);
  void SetOutput(vtkPolyData *output);

protected:
  vtkPolyDataSource();
  ~vtkPolyDataSource() {};
  
  // Update extent of PolyData is specified in pieces.  
  // Since all DataObjects should be able to set UpdateExent as pieces,
  // just copy output->UpdateExtent  all Inputs.
  void ComputeInputUpdateExtents(vtkDataObject *output);
  
  // Used by streaming: The extent of the output being processed
  // by the execute method. Set in the ComputeInputUpdateExtents method.
  int ExecutePiece;
  int ExecuteNumberOfPieces;
  
  int ExecuteGhostLevel;

  virtual int FillOutputPortInformation(int, vtkInformation*);
private:
  vtkPolyDataSource(const vtkPolyDataSource&);  // Not implemented.
  void operator=(const vtkPolyDataSource&);  // Not implemented.
};

#endif

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