EpetraExt_Zoltan_CrsGraph.h

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// 
//     EpetraExt: Epetra Extended - Linear Algebra Services Package
//                 Copyright (2001) Sandia Corporation
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// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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#ifndef EPETRAEXT_ZOLTAN_CRSGRAPH_H
#define EPETRAEXT_ZOLTAN_CRSGRAPH_H

#include <EpetraExt_Transform.h>

#include <string>

class Epetra_CrsGraph;
class Epetra_Map;

class Zoltan_LoadBalance;

namespace EpetraExt {


class Zoltan_CrsGraph : public StructuralSameTypeTransform<Epetra_CrsGraph> {

  const std::string partitionMethod_;

  Epetra_Map * NewRowMap_;

 public:

  /* Destructor
   */
  ~Zoltan_CrsGraph();

  /* Constructor
   * input param part_method - type of Zoltan partitioning to use
   */
  Zoltan_CrsGraph( const std::string & part_method = std::string("PartKway") )
  : partitionMethod_(part_method),
    NewRowMap_(0)
  {}

  /* Generates the Zoltan partitioned Epetra_CrsGraph from the input object.
   */
  NewTypeRef operator()( OriginalTypeRef orig );

};

} //namespace EpetraExt

#endif //EPETRAEXT_ZOLTAN_CRSGRAPH_H

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