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Panzer_CellExtreme_impl.hpp
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3//
4// Panzer: A partial differential equation assembly
5// engine for strongly coupled complex multiphysics systems
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42
43#ifndef __Panzer_CellExtreme_impl_hpp__
44#define __Panzer_CellExtreme_impl_hpp__
45
46#include <limits>
47
48#include "Intrepid2_FunctionSpaceTools.hpp"
51#include "Phalanx_DataLayout_MDALayout.hpp"
52
53namespace panzer {
54
55//**********************************************************************
56template<typename EvalT, typename Traits>
59 const Teuchos::ParameterList& p) : quad_index(0)
60{
61 Teuchos::RCP<Teuchos::ParameterList> valid_params = this->getValidParameters();
62 p.validateParameters(*valid_params);
63
64 // setup default value
65 use_max = true;
66 if(p.isType<bool>("Use Max"))
67 use_max = p.get<bool>("Use Max");
68
69 Teuchos::RCP<panzer::IntegrationRule> ir = p.get< Teuchos::RCP<panzer::IntegrationRule> >("IR");
70 quad_order = ir->cubature_degree;
71
72 Teuchos::RCP<PHX::DataLayout> dl_cell = Teuchos::rcp(new PHX::MDALayout<Cell>(ir->dl_scalar->extent(0)));
73 extreme = PHX::MDField<ScalarT>( p.get<std::string>("Extreme Name"), dl_cell);
74 scalar = PHX::MDField<const ScalarT,Cell,IP>( p.get<std::string>("Field Name"), ir->dl_scalar);
75
76 this->addEvaluatedField(extreme);
77 this->addDependentField(scalar);
78
79 multiplier = 1.0;
80 if(p.isType<double>("Multiplier"))
81 multiplier = p.get<double>("Multiplier");
82
83 if (p.isType<Teuchos::RCP<const std::vector<std::string> > >("Field Multipliers")) {
84 const std::vector<std::string>& field_multiplier_names =
85 *(p.get<Teuchos::RCP<const std::vector<std::string> > >("Field Multipliers"));
86
87 for (std::vector<std::string>::const_iterator name =
88 field_multiplier_names.begin();
89 name != field_multiplier_names.end(); ++name) {
90 PHX::MDField<const ScalarT,Cell,IP> tmp_field(*name, p.get< Teuchos::RCP<panzer::IntegrationRule> >("IR")->dl_scalar);
91 field_multipliers.push_back(tmp_field);
92 }
93 }
94
95 for (typename std::vector<PHX::MDField<const ScalarT,Cell,IP> >::iterator field = field_multipliers.begin();
96 field != field_multipliers.end(); ++field)
97 this->addDependentField(*field);
98
99 std::string n = "CellExtreme: " + extreme.fieldTag().name();
100 this->setName(n);
101}
102
103//**********************************************************************
104template<typename EvalT, typename Traits>
105void
108 typename Traits::SetupData sd,
110{
111 num_qp = scalar.extent(1);
112 quad_index = panzer::getIntegrationRuleIndex(quad_order,(*sd.worksets_)[0], this->wda);
113}
114
115//**********************************************************************
116template<typename EvalT, typename Traits>
117void
120 typename Traits::EvalData workset)
121{
122 for (index_t cell = 0; cell < workset.num_cells; ++cell) {
123
124 for (std::size_t qp = 0; qp < num_qp; ++qp) {
125 ScalarT current= multiplier * scalar(cell,qp);
126 for (typename std::vector<PHX::MDField<const ScalarT,Cell,IP> >::iterator field = field_multipliers.begin();
127 field != field_multipliers.end(); ++field)
128 current *= (*field)(cell,qp);
129
130 // take first quad point value
131 if(qp==0)
132 extreme(cell) = current;
133
134 // take largest value in the cell
135 if(use_max)
136 extreme(cell) = extreme(cell)<current ? current : extreme(cell);
137 else // use_min
138 extreme(cell) = extreme(cell)>current ? current : extreme(cell);
139 }
140 }
141}
142
143//**********************************************************************
144template<typename EvalT, typename TRAITS>
145Teuchos::RCP<Teuchos::ParameterList>
147{
148 Teuchos::RCP<Teuchos::ParameterList> p = Teuchos::rcp(new Teuchos::ParameterList);
149 p->set<std::string>("Extreme Name", "?");
150 p->set<std::string>("Field Name", "?");
151
152 Teuchos::RCP<panzer::IntegrationRule> ir;
153 p->set("IR", ir);
154 p->set<bool>("Use Max", true);
155 p->set<double>("Multiplier", 1.0);
156
157 Teuchos::RCP<const std::vector<std::string> > fms;
158 p->set("Field Multipliers", fms);
159 return p;
160}
161
162//**********************************************************************
163
164}
165
166#endif
double multiplier
The scalar multiplier out in front of the integral ( ).
PHX::MDField< ScalarT, panzer::Cell, panzer::BASIS > field
A field to which we'll contribute, or in which we'll store, the result of computing this integral.
PHX::MDField< ScalarT > extreme
Teuchos::RCP< Teuchos::ParameterList > getValidParameters() const
typename EvalT::ScalarT ScalarT
std::vector< PHX::MDField< const ScalarT, Cell, IP > > field_multipliers
CellExtreme(const Teuchos::ParameterList &p)
void postRegistrationSetup(typename Traits::SetupData d, PHX::FieldManager< Traits > &fm)
PHX::MDField< const ScalarT, Cell, IP > scalar
void evaluateFields(typename Traits::EvalData d)
int num_cells
DEPRECATED - use: numCells()
std::vector< int >::size_type getIntegrationRuleIndex(int ir_degree, const panzer::Workset &workset, WorksetDetailsAccessor &wda)
Teuchos::RCP< const std::vector< panzer::Workset > > worksets_