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Panzer_MultiVariateParameter_impl.hpp
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42 
43 #ifndef PANZER_MULTIVARIATE_PARAMETER_IMPL_HPP
44 #define PANZER_MULTIVARIATE_PARAMETER_IMPL_HPP
45 
46 #include "PanzerDiscFE_config.hpp"
49 #include <cstddef>
50 #include <string>
51 #include <vector>
52 #include <sstream>
53 
54 namespace panzer {
55 
56 //**********************************************************************
57 template<typename EvalT, typename TRAITS>
59 MultiVariateParameter(const std::string parameter_name,
60  const int num_param,
61  const std::string field_name,
62  const Teuchos::RCP<PHX::DataLayout>& data_layout,
63  panzer::ParamLib& param_lib)
64 {
65  target_field = PHX::MDField<ScalarT, Cell, Point>(field_name, data_layout);
66  this->addEvaluatedField(target_field);
67 
68  param.resize(num_param);
69  for (int i=0; i<num_param; ++i) {
70  std::stringstream ss;
71  ss << parameter_name << "_" << i;
72  param[i] = panzer::createAndRegisterScalarParameter<EvalT>(
73  ss.str(),param_lib);
74  }
75 
76  // no initialization, this will be done by someone else (possibly the ME) later
77 
78  std::string n = "Multi-variate Parameter Evaluator";
79  this->setName(n);
80 }
81 
82 //**********************************************************************
83 template<typename EvalT, typename TRAITS>
85 evaluateFields(typename TRAITS::EvalData workset)
86 {
87  ScalarT sum = 0;
88  const int num_param = param.size();
89  for (int i=0; i<num_param; ++i)
90  sum += param[i]->getValue();
91 
92  for (index_t cell = 0; cell < workset.num_cells; ++cell) {
93  for (typename PHX::MDField<ScalarT, Cell, Point>::size_type pt = 0;
94  pt < target_field.extent(1); ++pt) {
95  target_field(cell,pt) = sum;
96  }
97  }
98 
99 }
100 
101 //**********************************************************************
102 
103 }
104 
105 #endif
void evaluateFields(typename TRAITS::EvalData ud)
MultiVariateParameter(const std::string parameter_name, const int num_param, const std::string field_name, const Teuchos::RCP< PHX::DataLayout > &data_layout, panzer::ParamLib &param_lib)
Sacado::ScalarParameterLibrary< panzer::EvaluationTraits > ParamLib