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Panzer_ScalarToVector_impl.hpp
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42 
43 #ifndef PANZER_SCALAR_TO_VECTOR_IMPL_HPP
44 #define PANZER_SCALAR_TO_VECTOR_IMPL_HPP
45 
46 #include <string>
47 
48 namespace panzer {
49 
50 //**********************************************************************
51 template<typename EvalT, typename Traits>
54  const Teuchos::ParameterList& p)
55 {
57  p.get< Teuchos::RCP<PHX::DataLayout> >("Data Layout Scalar");
58 
60  p.get< Teuchos::RCP<PHX::DataLayout> >("Data Layout Vector");
61 
62  const std::vector<std::string>& scalar_names =
63  *(p.get< Teuchos::RCP<const std::vector<std::string> > >("Scalar Names"));
64 
65  scalar_fields.resize(scalar_names.size());
66  for (std::size_t i=0; i < scalar_names.size(); ++i)
67  scalar_fields[i] =
68  PHX::MDField<const ScalarT,Cell,Point>(scalar_names[i], scalar_dl);
69 
70  vector_field =
71  PHX::MDField<ScalarT,Cell,Point,Dim>(p.get<std::string>
72  ("Vector Name"), vector_dl);
73 
74  for (std::size_t i=0; i < scalar_fields.size(); ++i)
75  this->addDependentField(scalar_fields[i]);
76 
77  this->addEvaluatedField(vector_field);
78 
79  std::string n = "ScalarToVector: " + vector_field.fieldTag().name();
80  this->setName(n);
81 }
82 
83 //**********************************************************************
84 
85 template<typename EvalT, typename Traits> \
86 ScalarToVector<EvalT,Traits>::
87 ScalarToVector(const std::vector<PHX::Tag<ScalarT>> & input,
88  const PHX::FieldTag & output)
89 {
90  // setup the fields
91  vector_field = output;
92 
93  scalar_fields.resize(input.size());
94  for(std::size_t i=0;i<input.size();i++)
95  scalar_fields[i] = input[i];
96 
97  // add dependent/evaluate fields
98  this->addEvaluatedField(vector_field);
99 
100  for (std::size_t i=0; i < scalar_fields.size(); ++i)
101  this->addDependentField(scalar_fields[i]);
102 
103  // name array
104  std::string n = "ScalarToVector: " + vector_field.fieldTag().name();
105  this->setName(n);
106 }
107 
108 //**********************************************************************
109 template<typename EvalT, typename Traits>
110 void
113  typename Traits::SetupData /* worksets */,
115 {
116  internal_scalar_fields = Kokkos::View<KokkosScalarFields_t*>("ScalarToVector::internal_scalar_fields", scalar_fields.size());
117  for (std::size_t i=0; i < scalar_fields.size(); ++i) {
118  this->utils.setFieldData(scalar_fields[i],fm);
119  internal_scalar_fields(i) = scalar_fields[i].get_static_view();
120  }
121 
122  this->utils.setFieldData(vector_field,fm);
123 }
124 
125 //**********************************************************************
126 
127 template<typename EvalT, typename TRAITS>
128 KOKKOS_INLINE_FUNCTION
129 void ScalarToVector<EvalT, TRAITS>::operator()(const size_t &cell) const {
130  typedef typename PHX::MDField<ScalarT,Cell,Point>::size_type size_type;
131  // Loop over points
132  for (size_type pt = 0; pt < vector_field.extent(1); ++pt) {
133  // Loop over scalars
134  for (std::size_t sc = 0; sc < internal_scalar_fields.extent(0); ++sc) {
135  vector_field(cell,pt,sc) = internal_scalar_fields(sc)(cell,pt);
136 
137  }
138  }
139 
140 }
141 //**********************************************************************
142 template<typename EvalT, typename Traits>
143 void
146  typename Traits::EvalData workset)
147 {
148 
149  // Loop over cells
150  Kokkos::parallel_for (workset.num_cells, (*this));
151 }
152 
153 //**********************************************************************
154 
155 }
156 
157 #endif
T & get(const std::string &name, T def_value)
void postRegistrationSetup(typename Traits::SetupData d, PHX::FieldManager< Traits > &fm)
void evaluateFields(typename Traits::EvalData d)
ScalarToVector(const Teuchos::ParameterList &p)
void operator()(const size_t &cell) const