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Panzer_STK_MeshFactory.hpp
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4// Panzer: A partial differential equation assembly
5// engine for strongly coupled complex multiphysics systems
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42
43#ifndef Panzer_STK_MeshFactory_hpp__
44#define Panzer_STK_MeshFactory_hpp__
45
46#include <Teuchos_RCP.hpp>
47#include <Teuchos_ParameterListAcceptorDefaultBase.hpp>
48
49#include <stk_util/parallel/Parallel.hpp>
50
52
53namespace panzer_stk {
54
55class STK_Interface;
56
60class STK_MeshFactory : public Teuchos::ParameterListAcceptorDefaultBase {
61public:
63
72 virtual Teuchos::RCP<STK_Interface> buildMesh(stk::ParallelMachine parallelMach) const = 0;
73
78 virtual Teuchos::RCP<STK_Interface> buildUncommitedMesh(stk::ParallelMachine parallelMach) const = 0;
79
82 virtual void completeMeshConstruction(STK_Interface & mesh,stk::ParallelMachine parallelMach) const = 0;
83
87 static void parsePeriodicBCList(const Teuchos::RCP<Teuchos::ParameterList> & pl,
88 std::vector<Teuchos::RCP<const PeriodicBC_MatcherBase> > & periodicBC,
89 bool & useBBoxSearch)
90 {
92 parser.setParameterList(pl);
93 periodicBC = parser.getMatchers();
94 useBBoxSearch = parser.useBoundingBoxSearch();
95 }
96
97 void enableRebalance(bool enable,const Teuchos::RCP<const Teuchos::ParameterList> & rebalanceList=Teuchos::null)
98 { enableRebalance_ = enable;
99 rebalanceList_ = rebalanceList; }
100
101 void rebalance(STK_Interface & mesh) const
102 {
103 if(rebalanceList_!=Teuchos::null) {
104 // loop over user specified partitioning lists
105 for(Teuchos::ParameterList::ConstIterator itr=rebalanceList_->begin();
106 itr!=rebalanceList_->end();++itr) {
107
108 const Teuchos::ParameterEntry & entry = rebalanceList_->entry(itr);
109 TEUCHOS_TEST_FOR_EXCEPTION(!entry.isList(),std::runtime_error,
110 "Rebalance list is incorrect:\n" << entry << "\nA Zoltan list formated with strings is expected.");
111
112 // partition according to the list
113 mesh.rebalance(Teuchos::getValue<Teuchos::ParameterList>(entry));
114
115 // rebuild mesh internals
117 }
118 }
119 else if(enableRebalance_) {
120 // do the default thing, once
121 Teuchos::ParameterList emptyList;
122 mesh.rebalance(emptyList);
123
124 // rebuild mesh internals
126 }
127 }
128
129 double getMeshCoord(const int nx, const double deltaX, const double x0) const {
130 double x = static_cast<double>(nx)*deltaX;
131 double modX = std::abs(x);
132 double modX0 = std::abs(x0);
133 double val = x+x0;
134 if ((x0*x < 0.0) && (std::abs(modX-modX0) < std::numeric_limits<double>::epsilon()*modX0)) val=0.0;
135 return (val);
136 }
137
138protected:
139 // vector of periodic boundary condition objects
140 std::vector<Teuchos::RCP<const PeriodicBC_MatcherBase> > periodicBCVec_;
141 // flag indicating which periodic search algorithm to use (bounding box or direct search)
143
144 // for managing rebalance
146 Teuchos::RCP<const Teuchos::ParameterList> rebalanceList_;
147};
148
149}
150
151#endif
const std::vector< Teuchos::RCP< const PeriodicBC_MatcherBase > > & getMatchers() const
void setParameterList(const Teuchos::RCP< Teuchos::ParameterList > &pl)
void rebalance(const Teuchos::ParameterList &params)
virtual Teuchos::RCP< STK_Interface > buildMesh(stk::ParallelMachine parallelMach) const =0
virtual void completeMeshConstruction(STK_Interface &mesh, stk::ParallelMachine parallelMach) const =0
void rebalance(STK_Interface &mesh) const
static void parsePeriodicBCList(const Teuchos::RCP< Teuchos::ParameterList > &pl, std::vector< Teuchos::RCP< const PeriodicBC_MatcherBase > > &periodicBC, bool &useBBoxSearch)
double getMeshCoord(const int nx, const double deltaX, const double x0) const
virtual Teuchos::RCP< STK_Interface > buildUncommitedMesh(stk::ParallelMachine parallelMach) const =0
Teuchos::RCP< const Teuchos::ParameterList > rebalanceList_
std::vector< Teuchos::RCP< const PeriodicBC_MatcherBase > > periodicBCVec_
void enableRebalance(bool enable, const Teuchos::RCP< const Teuchos::ParameterList > &rebalanceList=Teuchos::null)