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Epetra_RowMatrixTransposer.h
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00005 //               Epetra: Linear Algebra Services Package 
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00043 
00044 #ifndef EPETRA_ROWMATRIXTRANSPOSER_H
00045 #define EPETRA_ROWMATRIXTRANSPOSER_H
00046 #include <Epetra_Object.h>
00047 class Epetra_RowMatrix;
00048 class Epetra_CrsMatrix;
00049 class Epetra_Map;
00050 class Epetra_Export;
00051 
00053 
00058 class EPETRA_LIB_DLL_EXPORT Epetra_RowMatrixTransposer {
00059     
00060   public:
00061 
00063 
00064 
00065 
00072   Epetra_RowMatrixTransposer(Epetra_RowMatrix * OrigMatrix);
00073 
00075   
00076   Epetra_RowMatrixTransposer(const Epetra_RowMatrixTransposer& Source);
00077   
00079   
00080   virtual ~Epetra_RowMatrixTransposer();
00082   
00084 
00085   
00087 
00100   int CreateTranspose(const bool MakeDataContiguous,
00101                       Epetra_CrsMatrix *& TransposeMatrix,
00102                       Epetra_Map * TransposeRowMap = 0);
00103 
00104   
00106 
00117   int UpdateTransposeValues(Epetra_RowMatrix * MatrixWithNewValues);
00119   
00121 
00122 
00123    int UpdateOriginalMatrixValues();
00125   
00127 
00128 
00130 
00134   const Epetra_Map & TransposeRowMap() const {return(*TransposeRowMap_);};
00136 
00140   const Epetra_Export & TransposeExporter() const{return(*TransposeExporter_);};
00142   
00143  private: 
00144   void DeleteData();
00145   Epetra_RowMatrixTransposer& operator=(const Epetra_RowMatrixTransposer& src);
00146 
00147   Epetra_RowMatrix * OrigMatrix_;
00148   Epetra_CrsMatrix * TransposeMatrix_;
00149   Epetra_Export * TransposeExporter_;
00150   Epetra_Map * TransposeRowMap_;
00151   bool TransposeCreated_;
00152   bool MakeDataContiguous_;
00153   int NumMyRows_;
00154   int NumMyCols_;
00155   int MaxNumEntries_;
00156   int * Indices_;
00157   double * Values_;
00158   int * TransNumNz_;
00159   int ** TransIndices_; // FIXME long long
00160   double ** TransValues_;
00161   int * TransMyGlobalEquations_;
00162   bool OrigMatrixIsCrsMatrix_;
00163 
00164 };
00165 
00166 #endif /* EPETRA_ROWMATRIXTRANSPOSER_H */
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