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Ifpack2_BorderedOperator_def.hpp
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42 
43 
44 #ifndef IFPACK2_BORDEREDOPERATOR_DEF_HPP
45 #define IFPACK2_BORDEREDOPERATOR_DEF_HPP
46 
47 #include "Ifpack2_BorderedOperator_decl.hpp"
48 #include "Tpetra_MultiVector.hpp"
50 
51 namespace Ifpack2 {
52 
53 template< class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node >
55 BorderedOperator (const Teuchos::RCP<const Tpetra::Operator<Scalar, LocalOrdinal, GlobalOrdinal, Node > >& A) :
56  A_ (A)
57 {
59  A_.is_null (), std::runtime_error,
60  Teuchos::typeName (*this) << "::BorderedOperator constructor: "
61  "The input Operator A is null.");
62 }
63 
64 template< class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node >
67 {
68  return A_->getDomainMap();
69 }
70 
71 template< class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node >
74 {
75  return A_->getRangeMap();
76 }
77 
78 template< class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node >
79 bool
81 {
82  return A_->hasTransposeApply();
83 }
84 
85 template< class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node >
86 void
88 apply (const Tpetra::MultiVector<Scalar, LocalOrdinal, GlobalOrdinal, Node >& X,
89  Tpetra::MultiVector<Scalar, LocalOrdinal, GlobalOrdinal, Node >& Y,
90  Teuchos::ETransp mode,
91  Scalar coefAx,
92  Scalar coefY ) const
93 {
95  X.getNumVectors() != Y.getNumVectors(), std::runtime_error,
96  "Ifpack2::BorderedOperator::apply(): X.getNumVectors() = "
97  << X.getNumVectors() << " != Y.getNumVectors() = "
98  << Y.getNumVectors() << ".");
99  A_->apply (X, Y, mode, coefAx, coefY );
100 }
101 
102 } // namespace Ifpack2
103 
104 #define IFPACK2_BORDEREDOPERATOR_INSTANT(S,LO,GO,N) \
105  template class Ifpack2::BorderedOperator< S, LO, GO, N >;
106 
107 #endif /* IFPACK2_BorderedOperator_DEF_HPP */
virtual Teuchos::RCP< const Tpetra::Map< LocalOrdinal, GlobalOrdinal, Node > > getRangeMap() const
The range Map of this operator. It must be compatible with Y.getMap().
Definition: Ifpack2_BorderedOperator_def.hpp:73
void apply(const Tpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &X, Tpetra::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
Apply the bordered operator.
Definition: Ifpack2_BorderedOperator_def.hpp:88
#define TEUCHOS_TEST_FOR_EXCEPTION(throw_exception_test, Exception, msg)
virtual Teuchos::RCP< const Tpetra::Map< LocalOrdinal, GlobalOrdinal, Node > > getDomainMap() const
The domain Map of this operator. It must be compatible with X.getMap().
Definition: Ifpack2_BorderedOperator_def.hpp:66
bool hasTransposeApply() const
Whether this operator can apply the transpose or conjugate transpose.
Definition: Ifpack2_BorderedOperator_def.hpp:80
BorderedOperator(const Teuchos::RCP< const Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node > > &A)
Constructor with Tpetra::Operator input.
Definition: Ifpack2_BorderedOperator_def.hpp:55
std::string typeName(const T &t)
bool is_null() const