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Panzer_DotProduct_decl.hpp
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4// Panzer: A partial differential equation assembly
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42
43#ifndef PANZER_EVALUATOR_DotProduct_DECL_HPP
44#define PANZER_EVALUATOR_DotProduct_DECL_HPP
45
46#include "Phalanx_Evaluator_Macros.hpp"
47#include "Phalanx_MDField.hpp"
48
50
51namespace panzer {
52
64template<typename EvalT, typename Traits>
66 :
67 public panzer::EvaluatorWithBaseImpl<Traits>,
68 public PHX::EvaluatorDerived<EvalT, Traits>
69{
70 public:
71
73 const Teuchos::ParameterList& p);
74
75 void
77 typename Traits::SetupData d,
79
80 void
82 typename Traits::EvalData d);
83
84 private:
85
86 using ScalarT = typename EvalT::ScalarT;
87
88 PHX::MDField<ScalarT> vec_a_dot_vec_b;
89 PHX::MDField<const ScalarT> vec_a, vec_b;
90 PHX::MDField<const ScalarT> multiplier_field;
91
94
97}; // end of class DotProduct
98
99
112template <typename EvalT,typename TraitsT>
113Teuchos::RCP<DotProduct<EvalT,TraitsT> > buildEvaluator_DotProduct(const std::string & resultName,
114 const panzer::PointRule & pr,
115 const std::string & vecA,
116 const std::string & vecB,
117 double multiplier=1,
118 const std::string & fieldMultiplier="");
119
120}
121
122#endif
double multiplier
The scalar multiplier out in front of the integral ( ).
Evaluates dot product at a set of points.
PHX::MDField< ScalarT > vec_a_dot_vec_b
PHX::MDField< const ScalarT > vec_a
PHX::MDField< const ScalarT > multiplier_field
PHX::MDField< const ScalarT > vec_b
void postRegistrationSetup(typename Traits::SetupData d, PHX::FieldManager< Traits > &fm)
void evaluateFields(typename Traits::EvalData d)
typename EvalT::ScalarT ScalarT
DotProduct(const Teuchos::ParameterList &p)
Wrapper to PHX::EvaluatorWithBaseImpl that implements Panzer-specific helpers.
Teuchos::RCP< DotProduct< EvalT, TraitsT > > buildEvaluator_DotProduct(const std::string &resultName, const panzer::PointRule &pr, const std::string &vecA, const std::string &vecB, double multiplier=1, const std::string &fieldMultiplier="")
Build a dot product evaluator. Evaluates dot product at a set of points.