Epetra_RowMatrixTransposer.h

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//               Epetra: Linear Algebra Services Package
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#ifndef EPETRA_ROWMATRIXTRANSPOSER_H
#define EPETRA_ROWMATRIXTRANSPOSER_H

#if defined(Epetra_SHOW_DEPRECATED_WARNINGS)
#ifdef __GNUC__
#warning "The Epetra package is deprecated"
#endif
#endif


#include <Epetra_Object.h>
class Epetra_RowMatrix;
class Epetra_CrsMatrix;
class Epetra_Map;
class Epetra_Export;


class EPETRA_LIB_DLL_EXPORT Epetra_RowMatrixTransposer {

  public:



  Epetra_RowMatrixTransposer(Epetra_RowMatrix * OrigMatrix);


  Epetra_RowMatrixTransposer(const Epetra_RowMatrixTransposer& Source);


  virtual ~Epetra_RowMatrixTransposer();




  int CreateTranspose(const bool MakeDataContiguous,
                      Epetra_CrsMatrix *& TransposeMatrix,
                      Epetra_Map * TransposeRowMap = 0);

  

  int UpdateTransposeValues(Epetra_RowMatrix * MatrixWithNewValues);


   int UpdateOriginalMatrixValues();




  const Epetra_Map & TransposeRowMap() const {return(*TransposeRowMap_);};

  const Epetra_Export & TransposeExporter() const{return(*TransposeExporter_);};

 private:
  void DeleteData();
  Epetra_RowMatrixTransposer& operator=(const Epetra_RowMatrixTransposer& src);

  Epetra_RowMatrix * OrigMatrix_;
  Epetra_CrsMatrix * TransposeMatrix_;
  Epetra_Export * TransposeExporter_;
  Epetra_Map * TransposeRowMap_;
  bool TransposeCreated_;
  bool MakeDataContiguous_;
  int NumMyRows_;
  int NumMyCols_;
  int MaxNumEntries_;
  int * Indices_;
  double * Values_;
  int * TransNumNz_;
  int ** TransIndices_; // FIXME long long
  double ** TransValues_;
  int * TransMyGlobalEquations_;
  bool OrigMatrixIsCrsMatrix_;

};

#endif /* EPETRA_ROWMATRIXTRANSPOSER_H */