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Panzer_STK_ScatterCellAvgVector_impl.hpp
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42 
43 #ifndef PANZER_STK_SCATTER_CELL_AVG_VECTOR_IMPL_HPP
44 #define PANZER_STK_SCATTER_CELL_AVG_VECTOR_IMPL_HPP
45 
46 #include "Teuchos_Assert.hpp"
47 
48 #include "Phalanx_config.hpp"
49 #include "Phalanx_Evaluator_Macros.hpp"
50 #include "Phalanx_MDField.hpp"
51 #include "Phalanx_DataLayout.hpp"
52 #include "Phalanx_DataLayout_MDALayout.hpp"
53 
56 
57 #include "Teuchos_FancyOStream.hpp"
58 #include "Teuchos_ArrayRCP.hpp"
59 
60 namespace panzer_stk {
61 
62 template<typename EvalT, typename Traits>
65  const Teuchos::ParameterList& p) :
66  mesh_(p.get<Teuchos::RCP<STK_Interface> >("Mesh"))
67 {
68  using panzer::Cell;
69  using panzer::Point;
70  using panzer::Dim;
71 
72  std::string scatterName = p.get<std::string>("Scatter Name");
73 
74  const std::vector<std::string> & names =
75  *(p.get< Teuchos::RCP< std::vector<std::string> > >("Field Names"));
76 
79 
80  // build dependent fields
81  scatterFields_.resize(names.size());
82  stkFields_.resize(names.size());
83  for (std::size_t fd = 0; fd < names.size(); ++fd)
84  {
85  scatterFields_[fd] = PHX::MDField<const ScalarT,Cell,Point,Dim>(names[fd],intRule->dl_vector);
86  this->addDependentField(scatterFields_[fd]);
87  }
88 
89  // setup a dummy field to evaluate
90  PHX::Tag<ScalarT> scatterHolder(scatterName,Teuchos::rcp(new PHX::MDALayout<panzer::Dummy>(0)));
91  this->addEvaluatedField(scatterHolder);
92 
93  this->setName(scatterName+": STK-Scatter Cell Vectors");
94 }
95 
96 
97 template<typename EvalT, typename Traits>
98 void
101  typename Traits::SetupData /* d */,
102  PHX::FieldManager<Traits>& /* fm */)
103 {
104  for (std::size_t fd = 0; fd < scatterFields_.size(); ++fd)
105  {
106  std::string fieldName = scatterFields_[fd].fieldTag().name();
107 
108  stkFields_[fd] = mesh_->getMetaData()->get_field<VariableField>(stk::topology::ELEMENT_RANK, fieldName);
109  }
110 }
111 
112 
113 template<typename EvalT, typename Traits>
114 void
117  typename Traits::EvalData workset)
118 {
119  panzer::MDFieldArrayFactory af("",true);
120 
121  // for convenience pull out some objects from workset
122  const std::vector<std::size_t> & localCellIds = this->wda(workset).cell_local_ids;
123  std::string blockId = this->wda(workset).block_id;
124  std::string d_mod[3] = {"X","Y","Z"};
125 
126  // loop over the number of vector fields requested for exodus output
127  for(std::size_t fieldIndex = 0; fieldIndex < scatterFields_.size(); fieldIndex++)
128  {
129  PHX::MDField<const ScalarT,panzer::Cell,panzer::Point,panzer::Dim> & field = scatterFields_[fieldIndex];
130  std::string fieldName = field.fieldTag().name();
131  int numCells = field.extent(0);
132  int numPoints = field.extent(1);
133  int numDims = field.extent(2);
134 
135  for (int dim = 0; dim < numDims; dim++)
136  {
137  // std::vector<double> average(numCells,0.0);
138  PHX::MDField<double,panzer::Cell,panzer::NODE> average = af.buildStaticArray<double,panzer::Cell,panzer::NODE>("",numCells,1);
139 
140  // write to double field
141  for(int i = 0; i < numCells; i++) // loop over cells
142  {
143  average(i,0) = 0.0;
144  for(int j = 0; j < numPoints; j++) // loop over IPs
145  average(i,0) += Sacado::ScalarValue<ScalarT>::eval(field(i,j,dim));
146 
147  average(i,0) /= numPoints;
148  }
149 
150  mesh_->setCellFieldData(fieldName+d_mod[dim],blockId,localCellIds,average);
151 
152  }
153  }
154 
155 }
156 
157 } // end panzer_stk
158 
159 #endif
panzer_stk::STK_Interface::VectorFieldType VariableField
T & get(const std::string &name, T def_value)
PHX::MDField< Scalar, T0 > buildStaticArray(const std::string &str, int d0) const
int numPoints
void postRegistrationSetup(typename Traits::SetupData d, PHX::FieldManager< Traits > &fm)
ScatterCellAvgVector(const Teuchos::ParameterList &p)
TEUCHOS_DEPRECATED RCP< T > rcp(T *p, Dealloc_T dealloc, bool owns_mem)
Teuchos::RCP< PHX::DataLayout > dl_vector
Data layout for vector fields.
PHX::MDField< ScalarT, panzer::Cell, panzer::BASIS > field
A field to which we&#39;ll contribute, or in which we&#39;ll store, the result of computing this integral...
BASIS NODE
Spatial Dimension Tag.
std::vector< PHX::MDField< const ScalarT, panzer::Cell, panzer::Point, panzer::Dim > > scatterFields_