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Amesos_Support.cpp
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1// @HEADER
2// ***********************************************************************
3//
4// Amesos: Direct Sparse Solver Package
5// Copyright (2004) Sandia Corporation
6//
7// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
8// license for use of this work by or on behalf of the U.S. Government.
9//
10// This library is free software; you can redistribute it and/or modify
11// it under the terms of the GNU Lesser General Public License as
12// published by the Free Software Foundation; either version 2.1 of the
13// License, or (at your option) any later version.
14//
15// This library is distributed in the hope that it will be useful, but
16// WITHOUT ANY WARRANTY; without even the implied warranty of
17// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18// Lesser General Public License for more details.
19//
20// You should have received a copy of the GNU Lesser General Public
21// License along with this library; if not, write to the Free Software
22// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
23// USA
24// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
25//
26// ***********************************************************************
27// @HEADER
28
29#include "Amesos_Klu.h"
30#include "Amesos_Support.h"
31
32Amesos_StandardIndex::Amesos_StandardIndex( const Epetra_Map& OriginalMap )
33{
34
35#ifdef HAVE_AMESOS_EPETRAEXT
36 int NumMyElements = OriginalMap.NumMyElements();
37#ifndef EPETRA_NO_32BIT_GLOBAL_INDICES
38 if(OriginalMap.GlobalIndicesInt()) {
39 int NumGlobalElements = OriginalMap.NumGlobalElements();
40 StdIndexMap_ = rcp( new Epetra_Map( NumGlobalElements, NumMyElements, 0, OriginalMap.Comm() ) );
41 }
42 else
43#endif
44#ifndef EPETRA_NO_64BIT_GLOBAL_INDICES
45 if(OriginalMap.GlobalIndicesLongLong()) {
46 long long NumGlobalElements = OriginalMap.NumGlobalElements64();
47 StdIndexMap_ = rcp( new Epetra_Map( NumGlobalElements, NumMyElements, 0LL, OriginalMap.Comm() ) );
48 }
49 else
50#endif
51 throw "Amesos_StandardIndex::Amesos_StandardIndex: ERROR, GlobalIndices type unknown.";
52
53 MatTrans_ = rcp( new EpetraExt::CrsMatrix_Reindex( *StdIndexMap_ ) );
54 VecTrans_ = rcp( new EpetraExt::MultiVector_Reindex( *StdIndexMap_ ) );
55#endif
56
57}
58
59#ifdef HAVE_AMESOS_EPETRAEXT
61Epetra_MultiVector* Amesos_StandardIndex::StandardizeIndex( Epetra_MultiVector* OriginalMultiVector ) {
62
63 return ( &((*VecTrans_)( *OriginalMultiVector )) );
64
65}
66
68Teuchos::RCP<Epetra_MultiVector> Amesos_StandardIndex::StandardizeIndex( Epetra_MultiVector & OriginalMultiVector ) {
69
70 return VecTrans_->transform(OriginalMultiVector);
71}
72
73
75Epetra_CrsMatrix* Amesos_StandardIndex::StandardizeIndex( Epetra_CrsMatrix* OriginalCrsMatrix ) {
76
77 return &((*MatTrans_)( *OriginalCrsMatrix ));
78}
79#endif
80
Amesos_StandardIndex(const Epetra_Map &OriginalMap)
Default constructor.