SensIndexPCalculator.hpp

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// Copyright 2009, 2011 Hans Pirnay
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Date   : 2009-05-06

#ifndef __ASINDEXPCALCULATOR_HPP__
#define __ASINDEXPCALCULATOR_HPP__

#include "SensPCalculator.hpp"

namespace Ipopt
{
  /* Forward declarations */
  class PColumn;

  class IndexPCalculator : public PCalculator
  {
  public:

    IndexPCalculator(SmartPtr<SensBacksolver> backsolver,
             SmartPtr<SchurData> A_data);

    virtual ~IndexPCalculator();

    virtual bool InitializeImpl(const OptionsList& options,
                                const std::string& prefix);

    virtual bool ComputeP();

    virtual bool GetSchurMatrix(const SmartPtr<const SchurData>& B, SmartPtr<Matrix>& S);

    virtual void PrintImpl(const Journalist& jnlst,
               EJournalLevel level,
               EJournalCategory category,
               const std::string& name,
               Index indent,
               const std::string& prefix) const;

  private:

    Index nrows_;

    Index ncols_;

    std::map< Index, SmartPtr<PColumn> > cols_;

  };

  class PColumn : public ReferencedObject
  {
  public:
    PColumn(Index nrows, Number* values);

    virtual ~PColumn();

    virtual void GetSchurMatrixRows(const std::vector<Index>* row_idx_B, Number* S) const;

    virtual const Number* Values() const;

  private:

    Index nrows_;
    Number* val_;
  };

}

#endif