Isorropia_EpetraColorer.hpp

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/*
************************************************************************

              Isorropia: Partitioning and Load Balancing Package
                Copyright (2006) Sandia Corporation

Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
license for use of this work by or on behalf of the U.S. Government.

This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
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#ifndef _Isorropia_EpetraColorer_hpp_
#define _Isorropia_EpetraColorer_hpp_

#include <Isorropia_ConfigDefs.hpp>
#include <Teuchos_RCP.hpp>
#include <Teuchos_ParameterList.hpp>

#include <Isorropia_EpetraCostDescriber.hpp>
#include <Isorropia_EpetraOperator.hpp>
#include <Isorropia_Colorer.hpp>

#ifdef HAVE_EPETRAEXT
#include <Epetra_MapColoring.h>
#endif /* HAVE_EPETRAEXT */

#ifdef HAVE_EPETRA
class Epetra_Map;
class Epetra_BlockMap;
class Epetra_Import;
class Epetra_Vector;
class Epetra_MultiVector;
class Epetra_CrsGraph;
class Epetra_CrsMatrix;
class Epetra_RowMatrix;
class Epetra_LinearProblem;

namespace Isorropia {

namespace Epetra {

class Colorer : virtual public Isorropia::Colorer, public Isorropia::Epetra::Operator {
public:

  Colorer(Teuchos::RCP<const Epetra_CrsGraph> input_graph,
    const Teuchos::ParameterList& paramlist,
    bool compute_now=true);

  Colorer(Teuchos::RCP<const Epetra_RowMatrix> input_matrix,
    const Teuchos::ParameterList& paramlist,
    bool compute_now=true);

  ~Colorer() {} ;

  void color(bool force_coloring=false);

  void compute(bool force_compute=false) {
    color(force_compute);
  }

#ifdef HAVE_EPETRAEXT

  Teuchos::RCP<Epetra_MapColoring> generateMapColoring() ;
#endif /* HAVE_EPETRAEXT */

};//class Colorer

}//namespace Epetra
}//namespace Isorropia

#endif //HAVE_EPETRA

#endif