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Tpetra_BlockCrsMatrix_Helpers_decl.hpp
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39 
40 #ifndef TPETRA_BLOCKCRSMATRIX_HELPERS_DECL_HPP
41 #define TPETRA_BLOCKCRSMATRIX_HELPERS_DECL_HPP
42 
44 
46 #include "Tpetra_CrsMatrix_fwd.hpp"
47 #include "Tpetra_CrsGraph_fwd.hpp"
48 #include "Tpetra_Map_fwd.hpp"
49 #include "Teuchos_RCP.hpp"
50 #include <string>
51 #include <ostream>
52 
53 #ifndef DOXYGEN_SHOULD_SKIP_THIS
54 namespace Teuchos {
55  class ParameterList; // forward declaration
56 } // namespace Teuchos
57 #endif // DOXYGEN_SHOULD_SKIP_THIS
58 
59 namespace Tpetra {
60 
62  template<class Scalar, class LO, class GO, class Node>
63  void blockCrsMatrixWriter(BlockCrsMatrix<Scalar,LO,GO,Node> const &A, std::string const &fileName);
64 
66  template<class Scalar, class LO, class GO, class Node>
67  void blockCrsMatrixWriter(BlockCrsMatrix<Scalar,LO,GO,Node> const &A, std::string const &fileName, Teuchos::ParameterList const &params);
68 
70  template<class Scalar, class LO, class GO, class Node>
71  void blockCrsMatrixWriter(BlockCrsMatrix<Scalar,LO,GO,Node> const &A, std::ostream &os);
72 
82  template<class Scalar, class LO, class GO, class Node>
83  void blockCrsMatrixWriter(BlockCrsMatrix<Scalar,LO,GO,Node> const &A, std::ostream &os, Teuchos::ParameterList const &params);
84 
89  template<class Scalar, class LO, class GO, class Node>
90  void writeMatrixStrip(BlockCrsMatrix<Scalar,LO,GO,Node> const &A, std::ostream &os, Teuchos::ParameterList const &params);
91 
100  template<class Scalar, class LO, class GO, class Node>
101  Teuchos::RCP<Tpetra::CrsGraph<LO, GO, Node>>
102  getBlockCrsGraph(const Tpetra::CrsMatrix<Scalar, LO, GO, Node>& pointMatrix, const LO &blockSize);
103 
111  template<class Scalar, class LO, class GO, class Node>
112  Teuchos::RCP<BlockCrsMatrix<Scalar, LO, GO, Node>>
113  convertToBlockCrsMatrix(const Tpetra::CrsMatrix<Scalar, LO, GO, Node>& pointMatrix, const LO &blockSize);
114 
121  template<class Scalar, class LO, class GO, class Node>
122  Teuchos::RCP<Tpetra::CrsMatrix<Scalar, LO, GO, Node>>
123  fillLogicalBlocks(const Tpetra::CrsMatrix<Scalar, LO, GO, Node>& pointMatrix, const LO &blockSize);
124 
138  template<class Scalar, class LO, class GO, class Node>
139  Teuchos::RCP<Tpetra::CrsMatrix<Scalar, LO, GO, Node>>
141 
144  template<class LO, class GO, class Node>
145  Teuchos::RCP<const Tpetra::Map<LO,GO,Node>>
146  createMeshMap(LO const &blockSize, const Tpetra::Map<LO,GO,Node> &pointMap);
147 
151  template<class Scalar, class LO, class GO, class Node>
152  Teuchos::RCP<CrsMatrix<Scalar, LO, GO, Node>>
154 
157  template<class LO, class GO, class Node>
158  Teuchos::RCP<const Tpetra::Map<LO,GO,Node>>
159  createPointMap(LO const &blockSize, const Tpetra::Map<LO,GO,Node> &blockMap);
160 
161 
162 } // namespace Tpetra
163 
164 #endif // TPETRA_EXPERIMENTAL_BLOCKCRSMATRIX_HELPERS_DECL_HPP
Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > createPointMap(LO const &blockSize, const Tpetra::Map< LO, GO, Node > &blockMap)
Helper function to generate a point map from a block map (with a given block size) GIDs associated wi...
void blockCrsMatrixWriter(BlockCrsMatrix< Scalar, LO, GO, Node > const &A, std::string const &fileName)
Helper function to write a BlockCrsMatrix. Calls the 3-argument version.
Sparse matrix that presents a row-oriented interface that lets users read or modify entries...
Teuchos::RCP< Tpetra::CrsMatrix< Scalar, LO, GO, Node > > unfillFormerBlockCrs(const Tpetra::CrsMatrix< Scalar, LO, GO, Node > &pointMatrix)
Unfill all point entries in a logical block of a CrsMatrix with zeroes. This can be called after conv...
Sparse matrix whose entries are small dense square blocks, all of the same dimensions.
Forward declaration of Tpetra::BlockCrsMatrix.
void writeMatrixStrip(BlockCrsMatrix< Scalar, LO, GO, Node > const &A, std::ostream &os, Teuchos::ParameterList const &params)
Helper function called by blockCrsMatrixWriter.
Teuchos::RCP< Tpetra::CrsGraph< LO, GO, Node > > getBlockCrsGraph(const Tpetra::CrsMatrix< Scalar, LO, GO, Node > &pointMatrix, const LO &blockSize)
Non-member constructor that creates the CrsGraph of a BlockCrsMatrix from an existing point CrsMatrix...
Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > createMeshMap(LO const &blockSize, const Tpetra::Map< LO, GO, Node > &pointMap)
Helper function to generate a mesh map from a point map. Important! It&#39;s assumed that point GIDs asso...
Forward declaration of Tpetra::CrsMatrix.
Teuchos::RCP< Tpetra::CrsMatrix< Scalar, LO, GO, Node > > fillLogicalBlocks(const Tpetra::CrsMatrix< Scalar, LO, GO, Node > &pointMatrix, const LO &blockSize)
Fill all point entries in a logical block of a CrsMatrix with zeroes. This should be called before co...
Teuchos::RCP< CrsMatrix< Scalar, LO, GO, Node > > convertToCrsMatrix(const Tpetra::BlockCrsMatrix< Scalar, LO, GO, Node > &blockMatrix)
Non-member constructor that creates a point CrsMatrix from an existing BlockCrsMatrix.
Teuchos::RCP< BlockCrsMatrix< Scalar, LO, GO, Node > > convertToBlockCrsMatrix(const Tpetra::CrsMatrix< Scalar, LO, GO, Node > &pointMatrix, const LO &blockSize)
Non-member constructor that creates a BlockCrsMatrix from an existing point CrsMatrix.
Forward declaration of Tpetra::CrsGraph.
Forward declaration of Tpetra::Map.