/usr/include/trilinos/EpetraExt_Transpose_RowMatrix.h is in libtrilinos-epetraext-dev 12.12.1-5.
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// ***********************************************************************
//
// EpetraExt: Epetra Extended - Linear Algebra Services Package
// Copyright (2011) Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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//@HEADER
#ifndef EpetraExt_CRSMATRIX_TRANSPOSE_H
#define EpetraExt_CRSMATRIX_TRANSPOSE_H
#include <EpetraExt_Transform.h>
class Epetra_RowMatrix;
class Epetra_CrsMatrix;
class Epetra_Map;
class Epetra_Export;
namespace EpetraExt {
//! Transform to form the explicit transpose of a Epetra_RowMatrix
class RowMatrix_Transpose : public SameTypeTransform<Epetra_RowMatrix>
{
public:
//! Destructor
~RowMatrix_Transpose();
//! Constructor
/*!
\param In
TransposeRowMap - Map to be used for row mapping of transpose matrix
\param In
IgnoreNonLocalCols - Whether to ignore non-local columns for the transpose
*/
RowMatrix_Transpose( Epetra_Map * TransposeRowMap = 0,
bool IgnoreNonLocalCols = false)
: TransposeMatrix_(0),
TransposeRowMap_(TransposeRowMap),
IgnoreNonLocalCols_(IgnoreNonLocalCols),
NumMyRows_(0),
NumMyCols_(0),
MaxNumEntries_(0),
Indices_(0),
Values_(0),
OrigMatrixIsCrsMatrix_(false)
{}
//! Transpose Transform Operator
NewTypeRef operator()( OriginalTypeRef orig );
//! Foward Data Migration
bool fwd();
//! Reverse Data Migration
bool rvs();
//! Release the pointer to TransposeMatrix_ (so you can take the matrix out w/o worring about deallocation)
void ReleaseTranspose() {TransposeMatrix_=0;}
//! Local-only transpose operator. Don't use this unless you're sure you know what you're doing.
/*! This pointer is not kept by the RowMatrix_Transpose object */
Epetra_CrsMatrix * CreateTransposeLocal( OriginalTypeRef orig );
private:
Epetra_CrsMatrix * TransposeMatrix_;
Epetra_Map * TransposeRowMap_;
/* bool MakeDataContiguous_; (unused private field) */
bool IgnoreNonLocalCols_;
int NumMyRows_;
int NumMyCols_;
int MaxNumEntries_;
int * Indices_;
double * Values_;
bool OrigMatrixIsCrsMatrix_;
};
} //namespace EpetraExt
#endif //EpetraExt_ROWMATRIX_TRANSPOSE_H
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