EpetraExt_RestrictedMultiVectorWrapper.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_RESTRICTEDMULTIVECTORWRAPPER_H
#define EPETRAEXT_RESTRICTEDMULTIVECTORWRAPPER_H
#include <EpetraExt_ConfigDefs.h>
#include <Teuchos_RCP.hpp>
#include <mpi.h>

#ifdef HAVE_MPI
class Epetra_Comm;
class Epetra_MpiComm;
class Epetra_BlockMap;
class Epetra_MultiVector;

namespace EpetraExt {
class RestrictedMultiVectorWrapper{
  
public:
  RestrictedMultiVectorWrapper();
  
  ~RestrictedMultiVectorWrapper();
    

  int SetMPISubComm(MPI_Comm MPI_SubComm);

  MPI_Comm GetMPISubComm(){return MPI_SubComm_;}

  const Epetra_MpiComm & RestrictedComm(){return *RestrictedComm_;}    

  bool RestrictedProcIsActive(){return proc_is_active;}

  Teuchos::RCP<Epetra_MultiVector> InputMultiVector(){return input_mv_;}

  Teuchos::RCP<Epetra_MultiVector> RestrictedMultiVector(){return restricted_mv_;}


  int restrict_comm(Teuchos::RCP<Epetra_MultiVector> input_mv);

private:
  bool proc_is_active;
  bool subcomm_is_set;
  
  MPI_Comm MPI_SubComm_;
  Epetra_MpiComm *RestrictedComm_;
  Epetra_BlockMap *ResMap_;
  
  Teuchos::RCP<Epetra_MultiVector> input_mv_;
  Teuchos::RCP<Epetra_MultiVector> restricted_mv_;

};


} // namespace EpetraExt


#endif
#endif /* EPETRAEXT_RESTRICTEDMULTIVECTORWRAPPER_H */

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