vtkCollectGraph.h

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

  Program:   Visualization Toolkit
  Module:    vtkCollectGraph.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.

=========================================================================*/
/*----------------------------------------------------------------------------
 Copyright (c) Sandia Corporation
 See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#ifndef vtkCollectGraph_h
#define vtkCollectGraph_h

#include "vtkFiltersParallelModule.h" // For export macro
#include "vtkGraphAlgorithm.h"

class vtkMultiProcessController;
class vtkSocketController;

class VTKFILTERSPARALLEL_EXPORT vtkCollectGraph : public vtkGraphAlgorithm
{
public:
  static vtkCollectGraph *New();
  vtkTypeMacro(vtkCollectGraph, vtkGraphAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual void SetController(vtkMultiProcessController*);
  vtkGetObjectMacro(Controller, vtkMultiProcessController);


  virtual void SetSocketController(vtkSocketController*);
  vtkGetObjectMacro(SocketController, vtkSocketController);


  vtkSetMacro(PassThrough, int);
  vtkGetMacro(PassThrough, int);
  vtkBooleanMacro(PassThrough, int);

  enum {
    DIRECTED_OUTPUT,
    UNDIRECTED_OUTPUT,
    USE_INPUT_TYPE
  };


  vtkSetMacro(OutputType, int);
  vtkGetMacro(OutputType, int);

protected:
  vtkCollectGraph();
  ~vtkCollectGraph();

  int PassThrough;
  int OutputType;

  // Data generation method
  virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int RequestDataObject(vtkInformation *, vtkInformationVector **, vtkInformationVector *);

  vtkMultiProcessController *Controller;
  vtkSocketController *SocketController;

private:
  vtkCollectGraph(const vtkCollectGraph&) VTK_DELETE_FUNCTION;
  void operator=(const vtkCollectGraph&) VTK_DELETE_FUNCTION;
};

#endif