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LibSMV.hpp
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1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // File: LibSMV.hpp
4 //
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7 // The MIT License
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9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10 // Department of Aeronautics, Imperial College London (UK), and Scientific
11 // Computing and Imaging Institute, University of Utah (USA).
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31 //
32 // Description: wrapper of functions around SMV routines
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
36 #ifndef NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_SMV_HPP
37 #define NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_SMV_HPP
38 
39 #ifdef NEKTAR_USING_SMV
40 
43 #include <boost/preprocessor/iteration/local.hpp>
44 
45 #include <smv.h>
46 
47 
48 namespace Smv
49 {
50  // Translations for using Fortran version of SMV
51  extern "C"
52  {
53  /// \brief Matrix-vector multiply C = C + A*B where
54  /// A is [m x m], B is [m] and C is [m].
55  /// Expected: no matrix transpose, row-major ordering,
56  /// unit increments and no matrix views (lda != m|n|k),
57  /// type double, no constant factors.
58  void F77NAME(smv) (
59  const int& m,
60  const double* a, const double* b, double* c);
61 
62  /// \brief Rank-specific matrix-vector LibSMV multiply
63  /// kernels. Row-major ordering, unit increments,
64  /// type double. May eventually call dgemv
65  /// implementation that LibSMV is linked against.
66  #define BOOST_PP_LOCAL_MACRO(n) \
67  void F77NAME(smv_##n) \
68  (const double* a, \
69  const double* b, \
70  double* c);
71  #define BOOST_PP_LOCAL_LIMITS (1, LIBSMV_MAX_RANK)
72  #include BOOST_PP_LOCAL_ITERATE()
73  }
74 
75 
76  /// \brief LibSmv matrix-vector multiply: Y = Y + A*X where A is [m x m]-matrix
77  template <typename T>
78  LIB_UTILITIES_EXPORT void Smvn (const int& m,
79  const T* a, const T* x, T* y);
80 
81 }
82 #endif // NEKTAR_USING_SMV
83 #endif //NEKTAR_LIB_UTILITIES_LINEAR_ALGEBRA_SMV_HPP
#define F77NAME(x)
Fortran routines need an underscore.
Definition: TransF77.hpp:47
#define LIB_UTILITIES_EXPORT