Tpetra Matrix/Vector Services Version of the Day
Tpetra_Operator.hpp
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00004 //          Tpetra: Templated Linear Algebra Services Package
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00041 
00042 #ifndef TPETRA_OPERATOR_HPP
00043 #define TPETRA_OPERATOR_HPP
00044 
00045 #include <Kokkos_DefaultNode.hpp>
00046 #include <Teuchos_Describable.hpp>
00047 #include "Tpetra_Map.hpp"
00048 #include "Tpetra_MultiVector.hpp"
00049 
00050 namespace Tpetra {
00051 
00053 
00062   template<class Scalar, class LocalOrdinal = int, class GlobalOrdinal = LocalOrdinal, class Node = Kokkos::DefaultNode::DefaultNodeType>
00063   class Operator : virtual public Teuchos::Describable {
00064   public:
00065 
00068 
00071     typedef Scalar scalar_type;
00072 
00075     typedef LocalOrdinal local_ordinal_type;
00076 
00079     typedef GlobalOrdinal global_ordinal_type;
00080 
00083     typedef Node node_type;
00084 
00086 
00089 
00091     virtual const Teuchos::RCP<const Map<LocalOrdinal,GlobalOrdinal,Node> > & getDomainMap() const = 0;
00092 
00094     virtual const Teuchos::RCP<const Map<LocalOrdinal,GlobalOrdinal,Node> > & getRangeMap() const = 0;
00095 
00097 
00102     virtual void apply(const MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &X, 
00103                MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &Y, 
00104                Teuchos::ETransp mode = Teuchos::NO_TRANS, 
00105                Scalar alpha = Teuchos::ScalarTraits<Scalar>::one(),
00106                Scalar beta = Teuchos::ScalarTraits<Scalar>::zero()) const = 0;
00107 
00109     virtual bool hasTransposeApply() const;
00110 
00112 
00113   };
00114 
00115   template <class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node>
00116   bool Operator<Scalar,LocalOrdinal,GlobalOrdinal,Node>::hasTransposeApply() const {
00117     return false;
00118   }
00119 
00120 } // Tpetra namespace
00121 
00122 #endif // TPETRA_OPERATOR_HPP
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