HydrideStressTerm.hpp

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//*****************************************************************//
//    Albany 2.0:  Copyright 2012 Sandia Corporation               //
//    This Software is released under the BSD license detailed     //
//    in the file "license.txt" in the top-level Albany directory  //
//*****************************************************************//

#ifndef HYDRIDESTRESSTERM_HPP
#define HYDRIDESTRESSTERM_HPP

#include "Phalanx_ConfigDefs.hpp"
#include "Phalanx_Evaluator_WithBaseImpl.hpp"
#include "Phalanx_Evaluator_Derived.hpp"
#include "Phalanx_MDField.hpp"

namespace HYD {

template<typename EvalT, typename Traits>
class HydrideStressTerm : public PHX::EvaluatorWithBaseImpl<Traits>,
       public PHX::EvaluatorDerived<EvalT, Traits> {

public:

  typedef typename EvalT::ScalarT ScalarT;

  HydrideStressTerm(const Teuchos::ParameterList& p);

  void postRegistrationSetup(typename Traits::SetupData d,
                      PHX::FieldManager<Traits>& vm);

  void evaluateFields(typename Traits::EvalData d);

  ScalarT& getValue(const std::string &n);


private:
 
  typedef typename EvalT::MeshScalarT MeshScalarT;

  // Input:
  PHX::MDField<ScalarT,Cell,QuadPoint,Dim,Dim> stress;
  
  // Output:
  PHX::MDField<ScalarT,Cell,QuadPoint> stressTerm;

  unsigned int numQPs, numDims, numNodes;

  ScalarT e;
 
};
}

#endif