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Panzer_DotProduct_decl.hpp
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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 
51 namespace panzer {
52 
64 template<typename EvalT, typename Traits>
66  :
67  public panzer::EvaluatorWithBaseImpl<Traits>,
68  public PHX::EvaluatorDerived<EvalT, Traits>
69 {
70  public:
71 
72  DotProduct(
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 
92  int num_pts;
93  int num_dim;
94 
97 }; // end of class DotProduct
98 
99 
112 template <typename EvalT,typename TraitsT>
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
PHX::MDField< const ScalarT > vec_a
void postRegistrationSetup(typename Traits::SetupData d, PHX::FieldManager< Traits > &fm)
typename EvalT::ScalarT ScalarT
Evaluates dot product at a set of points.
PHX::MDField< const ScalarT > vec_b
double multiplier
The scalar multiplier out in front of the integral ( ).
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.
Wrapper to PHX::EvaluatorWithBaseImpl that implements Panzer-specific helpers.
DotProduct(const Teuchos::ParameterList &p)
void evaluateFields(typename Traits::EvalData d)
PHX::MDField< const ScalarT > multiplier_field
PHX::MDField< ScalarT > vec_a_dot_vec_b