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Poisson.cpp
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1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // File Poisson.cpp
4 //
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9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10 // Department of Aeronautics, Imperial College London (UK), and Scientific
11 // Computing and Imaging Institute, University of Utah (USA).
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31 //
32 // Description: Poisson solve routines
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
37 
38 using namespace std;
39 
40 namespace Nektar
41 {
42  string Poisson::className1 = GetEquationSystemFactory().RegisterCreatorFunction("Poisson", Poisson::create);
43  string Poisson::className2 = GetEquationSystemFactory().RegisterCreatorFunction("SteadyDiffusion", Poisson::create);
44 
45  Poisson::Poisson(
47  : Laplace(pSession)
48  {
49  }
50 
52  {
54 
55  EvaluateFunction(m_session->GetVariables(), m_fields, "Forcing");
56  }
57 
59  {
60 
61  }
62 
64  {
66  for (int i = 0; i < m_fields.num_elements(); ++i)
67  {
68  stringstream name;
69  name << "Forcing func [" << i << "]";
70  SolverUtils::AddSummaryItem(s, name.str(),
71  m_session->GetFunction("Forcing", i)->GetExpression());
72  }
73  }
74 
76  {
77  return Array<OneD, bool>(m_session->GetVariables().size(), true);
78  }
79 }
virtual void v_GenerateSummary(SolverUtils::SummaryList &s)
Virtual function for generating summary information.
Definition: Poisson.cpp:63
std::vector< std::pair< std::string, std::string > > SummaryList
Definition: Misc.h:47
virtual ~Poisson()
Definition: Poisson.cpp:58
virtual void v_InitObject()
Initialisation object for EquationSystem.
Definition: Laplace.cpp:54
STL namespace.
boost::shared_ptr< SessionReader > SessionReaderSharedPtr
Definition: MeshPartition.h:51
virtual void v_GenerateSummary(SolverUtils::SummaryList &s)
Virtual function for generating summary information.
Definition: Laplace.cpp:64
void AddSummaryItem(SummaryList &l, const std::string &name, const std::string &value)
Adds a summary item to the summary info list.
Definition: Misc.cpp:50
SOLVER_UTILS_EXPORT void EvaluateFunction(Array< OneD, Array< OneD, NekDouble > > &pArray, std::string pFunctionName, const NekDouble pTime=0.0, const int domain=0)
Evaluates a function as specified in the session file.
virtual Array< OneD, bool > v_GetSystemSingularChecks()
Definition: Poisson.cpp:75
EquationSystemFactory & GetEquationSystemFactory()
virtual void v_InitObject()
Initialisation object for EquationSystem.
Definition: Poisson.cpp:51
Array< OneD, MultiRegions::ExpListSharedPtr > m_fields
Array holding all dependent variables.
LibUtilities::SessionReaderSharedPtr m_session
The session reader.
tKey RegisterCreatorFunction(tKey idKey, CreatorFunction classCreator, tDescription pDesc="")
Register a class with the factory.
Definition: NekFactory.hpp:215