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Teuchos_MatrixMarket_assignScalar.hpp
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4// Tpetra: Templated Linear Algebra Services Package
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41
42#ifndef __Teuchos_MatrixMarket_assignScalar_hpp
43#define __Teuchos_MatrixMarket_assignScalar_hpp
44
45#include <Teuchos_as.hpp>
47#include <string>
48
49
50namespace Teuchos {
51 namespace MatrixMarket {
52 namespace details {
53
59 template<class Scalar, bool isComplex=Teuchos::ScalarTraits<Scalar>::isComplex>
61 public:
62 static void
63 assign (Scalar& val,
66 };
67
68 // Partial specialization for real Scalar types.
69 template<class RealType>
71 public:
72 static void
73 assign (RealType& val,
76 {
77 // imag had better be zero. We're ignoring it regardless.
78 (void) imag;
79 val = real;
80 }
81 };
82
83#ifdef HAVE_TEUCHOS_COMPLEX
84 // Partial specialization for complex Scalar types.
85 // MagType is the template parameter for std::complex.
86 template<class MagType>
87 class ScalarAssigner<std::complex<MagType>, true> {
88 public:
89 static void
90 assign (std::complex<MagType>& val,
91 const typename Teuchos::ScalarTraits<std::complex<MagType> >::magnitudeType& real,
92 const typename Teuchos::ScalarTraits<std::complex<MagType> >::magnitudeType& imag)
93 {
94 val = std::complex<MagType> (real, imag);
95 }
96 };
97#endif // HAVE_TEUCHOS_COMPLEX
98
105 template<class Scalar>
106 void
107 assignScalar (Scalar& val,
110 {
111 ScalarAssigner<Scalar>::assign (val, real, imag);
112 }
113
114 } // namespace details
115 } // namespace MatrixMarket
116} // namespace Teuchos
117
118#endif // __Teuchos_MatrixMarket_assignScalar_hpp
Defines basic traits for the scalar field type.
Definition of Teuchos::as, for conversions between types.
Smart reference counting pointer class for automatic garbage collection.
Matrix Market file utilities.
The Teuchos namespace contains all of the classes, structs and enums used by Teuchos,...
Teuchos implementation details.
This structure defines some basic traits for a scalar field type.
T magnitudeType
Mandatory typedef for result of magnitude.