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Xpetra_RowMatrix.hpp
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46 #ifndef XPETRA_ROWMATRIX_HPP
47 #define XPETRA_ROWMATRIX_HPP
48 
49 /* this file is automatically generated - do not edit (see script/interfaces.py) */
50 
51 // WARNING: This code is experimental. Backwards compatibility should not be expected.
52 
53 #include <Teuchos_Describable.hpp>
54 #include <Tpetra_KokkosCompat_DefaultNode.hpp>
55 #include "Xpetra_ConfigDefs.hpp"
56 #include "Xpetra_Map.hpp"
57 #include "Xpetra_Operator.hpp"
58 #include "Xpetra_Vector.hpp"
59 
60 namespace Xpetra {
61 
62 template <class Scalar,
63  class LocalOrdinal,
64  class GlobalOrdinal,
65  class Node = Tpetra::KokkosClassic::DefaultNode::DefaultNodeType>
66 class RowMatrix : virtual public Operator<Scalar, LocalOrdinal, GlobalOrdinal, Node> {
67  public:
68  typedef Scalar scalar_type;
69  typedef LocalOrdinal local_ordinal_type;
70  typedef GlobalOrdinal global_ordinal_type;
71  typedef Node node_type;
72 
74 
75 
77  virtual ~RowMatrix() {}
78 
80 
82 
83 
85  virtual const Teuchos::RCP<const Map<LocalOrdinal, GlobalOrdinal, Node> > getRowMap() const = 0;
86 
88  virtual const Teuchos::RCP<const Map<LocalOrdinal, GlobalOrdinal, Node> > getColMap() const = 0;
89 
91  virtual global_size_t getGlobalNumRows() const = 0;
92 
94  virtual global_size_t getGlobalNumCols() const = 0;
95 
97  virtual size_t getLocalNumRows() const = 0;
98 
100  virtual size_t getLocalNumCols() const = 0;
101 
103  virtual global_size_t getGlobalNumEntries() const = 0;
104 
106  virtual size_t getLocalNumEntries() const = 0;
107 
109  virtual size_t getNumEntriesInLocalRow(LocalOrdinal localRow) const = 0;
110 
112  virtual size_t getGlobalMaxNumRowEntries() const = 0;
113 
115  virtual size_t getLocalMaxNumRowEntries() const = 0;
116 
118  virtual bool isLocallyIndexed() const = 0;
119 
121  virtual bool isGloballyIndexed() const = 0;
122 
124  virtual bool isFillComplete() const = 0;
125 
127  virtual bool supportsRowViews() const = 0;
128 
130 
132 
133 
135  virtual void getLocalRowCopy(LocalOrdinal LocalRow, const Teuchos::ArrayView<LocalOrdinal> &Indices, const Teuchos::ArrayView<Scalar> &Values, size_t &NumEntries) const = 0;
136 
138  virtual void getGlobalRowView(GlobalOrdinal GlobalRow, ArrayView<const GlobalOrdinal> &indices, ArrayView<const Scalar> &values) const = 0;
139 
141  virtual void getLocalRowView(LocalOrdinal LocalRow, ArrayView<const LocalOrdinal> &indices, ArrayView<const Scalar> &values) const = 0;
142 
145 
147 
149 
150 
152  virtual typename ScalarTraits<Scalar>::magnitudeType getFrobeniusNorm() const = 0;
153 
155 
157 
158 
160  virtual const Teuchos::RCP<const Map<LocalOrdinal, GlobalOrdinal, Node> > getDomainMap() const = 0;
161 
163  virtual const Teuchos::RCP<const Map<LocalOrdinal, GlobalOrdinal, Node> > getRangeMap() const = 0;
164 
166  virtual void apply(const MultiVector<Scalar, LocalOrdinal, GlobalOrdinal, Node> &X, MultiVector<Scalar, LocalOrdinal, GlobalOrdinal, Node> &Y, Teuchos::ETransp mode = Teuchos::NO_TRANS, Scalar alpha = Teuchos::ScalarTraits<Scalar>::one(), Scalar beta = Teuchos::ScalarTraits<Scalar>::zero()) const = 0;
167 
169 
170 }; // RowMatrix class
171 
172 } // namespace Xpetra
173 
174 #define XPETRA_ROWMATRIX_SHORT
175 #endif // XPETRA_ROWMATRIX_HPP
virtual bool isLocallyIndexed() const =0
If matrix indices are in the local range, this function returns true. Otherwise, this function return...
virtual void getLocalRowCopy(LocalOrdinal LocalRow, const Teuchos::ArrayView< LocalOrdinal > &Indices, const Teuchos::ArrayView< Scalar > &Values, size_t &NumEntries) const =0
Extract a list of entries in a specified local row of the graph. Put into storage allocated by callin...
virtual void getLocalDiagCopy(Vector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &diag) const =0
Get a copy of the diagonal entries owned by this node, with local row indices.
virtual ~RowMatrix()
Destructor.
virtual bool isGloballyIndexed() const =0
If matrix indices are in the global range, this function returns true. Otherwise, this function retur...
virtual size_t getLocalNumCols() const =0
Returns the number of columns needed to apply the forward operator on this node, i.e., the number of elements listed in the column map.
virtual const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > > getDomainMap() const =0
Returns the Map associated with the domain of this operator, which must be compatible with X...
virtual size_t getGlobalMaxNumRowEntries() const =0
Returns the maximum number of entries across all rows/columns on all nodes.
virtual const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > > getRangeMap() const =0
Returns the Map associated with the range of this operator, which must be compatible with Y...
virtual void getGlobalRowView(GlobalOrdinal GlobalRow, ArrayView< const GlobalOrdinal > &indices, ArrayView< const Scalar > &values) const =0
Extract a const, non-persisting view of global indices in a specified row of the matrix.
virtual size_t getLocalNumEntries() const =0
Returns the local number of entries in this matrix.
virtual const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > > getColMap() const =0
Returns the Map that describes the column distribution in this matrix.
GlobalOrdinal global_ordinal_type
virtual global_size_t getGlobalNumEntries() const =0
Returns the global number of entries in this matrix.
virtual global_size_t getGlobalNumCols() const =0
Returns the number of global columns in this matrix.
size_t global_size_t
Global size_t object.
virtual bool isFillComplete() const =0
Returns true if fillComplete() has been called.
virtual void getLocalRowView(LocalOrdinal LocalRow, ArrayView< const LocalOrdinal > &indices, ArrayView< const Scalar > &values) const =0
Extract a const, non-persisting view of local indices in a specified row of the matrix.
virtual size_t getNumEntriesInLocalRow(LocalOrdinal localRow) const =0
Returns the current number of entries on this node in the specified local row.
virtual size_t getLocalNumRows() const =0
Returns the number of rows owned on the calling node.
virtual ScalarTraits< Scalar >::magnitudeType getFrobeniusNorm() const =0
Returns the Frobenius norm of the matrix.
LocalOrdinal local_ordinal_type
virtual void apply(const MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &X, MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &Y, Teuchos::ETransp mode=Teuchos::NO_TRANS, Scalar alpha=Teuchos::ScalarTraits< Scalar >::one(), Scalar beta=Teuchos::ScalarTraits< Scalar >::zero()) const =0
Computes the operator-multivector application.
virtual bool supportsRowViews() const =0
Returns true if getLocalRowView() and getGlobalRowView() are valid for this class.
virtual size_t getLocalMaxNumRowEntries() const =0
Returns the maximum number of entries across all rows/columns on this node.
virtual const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > > getRowMap() const =0
Returns the Map that describes the row distribution in this matrix.
virtual global_size_t getGlobalNumRows() const =0
Returns the number of global rows in this matrix.