Panzer_Parameter_impl.hpp

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//           Panzer: A partial differential equation assembly
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#ifndef PANZER_PARAMETER_IMPL_HPP
#define PANZER_PARAMETER_IMPL_HPP

#include "PanzerDiscFE_config.hpp"
#include "Panzer_ScalarParameterEntry.hpp"
#include "Panzer_ParameterLibraryUtilities.hpp"
#include <cstddef>
#include <string>
#include <vector>

namespace panzer {

//**********************************************************************
template<typename EvalT, typename TRAITS>
Parameter<EvalT, TRAITS>::
Parameter(const std::string parameter_name,
    const std::string field_name,
    const Teuchos::RCP<PHX::DataLayout>& data_layout,
    panzer::ParamLib& param_lib)
{ 
  target_field = PHX::MDField<ScalarT, Cell, Point>(field_name, data_layout);
  
  this->addEvaluatedField(target_field);
 
  //param = panzer::accessScalarParameter<EvalT>(parameter_name,param_lib);
  param = panzer::createAndRegisterScalarParameter<EvalT>(parameter_name,param_lib); 
    // no initialization, this will be done by someone else (possibly the ME) later

  std::string n = "Parameter Evaluator";
  this->setName(n);
}

//**********************************************************************
template<typename EvalT, typename TRAITS>
void Parameter<EvalT, TRAITS>::
evaluateFields(typename TRAITS::EvalData workset)
{ 
  //std::cout << "Parameter::evalauteFields() ParamValue = " << param->getValue() << std::endl;

  for (index_t cell = 0; cell < workset.num_cells; ++cell) {
    for (typename PHX::MDField<ScalarT, Cell, Point>::size_type pt = 0;
   pt < target_field.extent(1); ++pt) {
      target_field(cell,pt) = param->getValue();
    }
  }

}

//**********************************************************************

}

#endif