Amesos_Pardiso.h

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// 
//                Amesos: Direct Sparse Solver Package
//                 Copyright (2004) 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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// You should have received a copy of the GNU Lesser General Public
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#ifndef AMESOS_PARDISO_H
#define AMESOS_PARDISO_H

#if defined(Amesos_SHOW_DEPRECATED_WARNINGS)
#ifdef __GNUC__
#warning "The Amesos package is deprecated"
#endif
#endif

#include "Amesos_ConfigDefs.h"
#include "Amesos_BaseSolver.h"
#include "Amesos_NoCopiable.h"
#include "Amesos_Utils.h"
#include "Amesos_Time.h"
#include "Amesos_Status.h"
#include "Amesos_Control.h"
#include "Epetra_LinearProblem.h"
#include "Epetra_Time.h"
#include "Epetra_Map.h"
#include "Epetra_Import.h"
#include "Epetra_Comm.h"
#include "Epetra_RowMatrix.h"
#include "Epetra_CrsMatrix.h"
#include "Teuchos_ParameterList.hpp"
#include "Teuchos_RCP.hpp"


class Amesos_Pardiso: public Amesos_BaseSolver, 
                      private Amesos_Time, 
                      private Amesos_NoCopiable, 
                      private Amesos_Utils, 
                      private Amesos_Control, 
                      private Amesos_Status { 

public: 

  Amesos_Pardiso(const Epetra_LinearProblem& LinearProblem );

  ~Amesos_Pardiso();


  int SymbolicFactorization() ;

  int NumericFactorization() ;

  int Solve();
  

  const Epetra_LinearProblem* GetProblem() const { return(Problem_); }


  bool MatrixShapeOK() const;


  int SetUseTranspose(bool UseTranspose) { UseTranspose_ = UseTranspose; return(0); }

  bool UseTranspose() const { return(UseTranspose_); }

  const Epetra_Comm& Comm() const { return(GetProblem()->GetOperator()->Comm()); }

  int SetParameters( Teuchos::ParameterList &ParameterList );

  int NumSymbolicFact() const { return( Amesos_Status::NumSymbolicFact_ ); }

  int NumNumericFact() const { return( Amesos_Status::NumNumericFact_ ); }

  int NumSolve() const { return( Amesos_Status::NumSolve_ ); }

  void PrintTiming() const;
  
  void PrintStatus() const;

  void GetTiming( Teuchos::ParameterList &TimingParameterList ) const { Amesos_Time::GetTiming(TimingParameterList); }
 

private:  
  
  int CheckError(const int error) const;

  inline const Epetra_Map& Map() const
  {
    return(Matrix_->RowMatrixRowMap());
  }
  
  inline const Epetra_RowMatrix& Matrix() const
  {
    return(*Matrix_);
  }

  inline Epetra_Map& SerialMap() 
  {
    return(*(SerialMap_.get()));
  }
  
  inline Epetra_RowMatrix& SerialMatrix()
  {
    return(*(SerialMatrix_.get()));
  }

  inline Epetra_CrsMatrix& SerialCrsMatrix()
  {
    return(*(SerialCrsMatrix_.get()));
  }

  inline Epetra_Import& Importer()
  {
    return(*(Importer_.get()));
  }
  
  int ConvertToSerial();
  int ConvertToPardiso();
  int PerformSymbolicFactorization();
  int PerformNumericFactorization(); 

  Teuchos::RCP<Epetra_Map> SerialMap_;
  Teuchos::RCP<Epetra_CrsMatrix> SerialCrsMatrix_;
  Teuchos::RCP<Epetra_RowMatrix> SerialMatrix_;
  Teuchos::RCP<Epetra_Import> Importer_;

  const Epetra_Map* Map_;
  const Epetra_RowMatrix* Matrix_;

  bool UseTranspose_;
  const Epetra_LinearProblem* Problem_;

  int MtxConvTime_, MtxRedistTime_, VecRedistTime_;
  int SymFactTime_, NumFactTime_, SolveTime_;

  // Data for PARDISO
  std::vector<double> aa_;
  std::vector<int>    ia_;
  std::vector<int>    ja_;

  bool pardiso_initialized_ ; 
  int mtype_;
  void* pt_[64];

  int iparm_[64];
  double dparm_[64];
  int maxfct_; // Maximal number of factors with idential nonzero pattern (always 1)
  int mnum_; 
  int msglvl_; 
  int nrhs_; // Number of RHS

  Teuchos::ParameterList param_;

};  // class Amesos_Pardiso  
#endif