Amesos_MC64.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
// published by the Free Software Foundation; either version 2.1 of the
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//  
// This library is distributed in the hope that it will be useful, but
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//  
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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// Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
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#ifndef AMESOS_MC64_H
#define AMESOS_MC64_H
 
#include "Amesos_ConfigDefs.h"
#if defined(HAVE_AMESOS_MC64)
#include "Amesos_Scaling.h"
#include "Amesos_Reordering.h"
 
class Epetra_RowMatrix;
 
 
class Amesos_MC64 : public Amesos_Scaling, public Amesos_Reordering
{
  public:
    Amesos_MC64(const Epetra_RowMatrix& A, int JOB, 
                const bool StoreTranspose = false,
                const bool analyze = false);
 
    ~Amesos_MC64() {}
 
    int GetINFO(const int pos) const
    {
      if (pos <= 0 || pos > 10)
        throw(-1);
 
      return(INFO_[pos - 1]);
    }
 
    int* GetRowPerm() 
    {
      return(0);
    }
 
    int* GetColPerm()
    {
      return((int*)&CPERM_[0]);
    }
 
    double* GetRowScaling()
    {
      return((double*)&DW_[0]);
    }
 
    double* GetColScaling();
 
    int* GetCPERM()
    {
      return((int*)&CPERM_[0]);
    }
 
    double* GetDW()
    {
      return((double*)&DW_[0]);
    }
 
  private:
    //
    int Compute(int JOB, const bool StoreTranspose, const bool analyze);
 
    const Epetra_RowMatrix& A_;
    int ICNTL_[10];
    int INFO_[10];
    std::vector<int> CPERM_;
    std::vector<double> DW_;
};
 
#endif
#endif