vtkReebGraph.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkReebGraph.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.

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

#ifndef __vtkReebGraph_h
#define __vtkReebGraph_h

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

class vtkDataArray;
class vtkDataSet;
class vtkIdList;
class vtkPolyData;
class vtkReebGraphSimplificationMetric;
class vtkUnstructuredGrid;

class VTKCOMMONDATAMODEL_EXPORT vtkReebGraph : public vtkMutableDirectedGraph
{

public:

  static vtkReebGraph *New();

  vtkTypeMacro(vtkReebGraph, vtkMutableDirectedGraph);
  void PrintSelf(ostream& os, vtkIndent indent);
  void PrintNodeData(ostream& os, vtkIndent indent);

  virtual int GetDataObjectType() {return VTK_REEB_GRAPH;}


  enum
  {
    ERR_INCORRECT_FIELD = -1,
    ERR_NO_SUCH_FIELD = -2,
    ERR_NOT_A_SIMPLICIAL_MESH = -3
  };

  int Build(vtkPolyData *mesh, vtkDataArray *scalarField);

  int Build(vtkUnstructuredGrid *mesh, vtkDataArray *scalarField);


  int Build(vtkPolyData *mesh, vtkIdType scalarFieldId);

  int Build(vtkUnstructuredGrid *mesh, vtkIdType scalarFieldId);


  int Build(vtkPolyData *mesh, const char* scalarFieldName);

  int Build(vtkUnstructuredGrid *mesh, const char* scalarFieldName);


  int StreamTriangle(   vtkIdType vertex0Id, double scalar0,
                      vtkIdType vertex1Id, double scalar1,
                      vtkIdType vertex2Id, double scalar2);


  int StreamTetrahedron( vtkIdType vertex0Id, double scalar0,
                         vtkIdType vertex1Id, double scalar1,
                         vtkIdType vertex2Id, double scalar2,
                         vtkIdType vertex3Id, double scalar3);

  void CloseStream();

  // Descrition:
  // Implements deep copy
  void DeepCopy(vtkDataObject *src);


  int Simplify(double simplificationThreshold,
    vtkReebGraphSimplificationMetric *simplificationMetric);

  void Set(vtkMutableDirectedGraph *g);

protected:

  vtkReebGraph();
  ~vtkReebGraph();

  class Implementation;
  Implementation* Storage;

private:
  vtkReebGraph(const vtkReebGraph&); // Not implemented.
  void operator=(const vtkReebGraph&); // Not implemented.

};

#endif