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Laplace.cpp
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1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // File Laplace.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: Laplace solve routines
33 //
34 ///////////////////////////////////////////////////////////////////////////////
35 
37 
38 namespace Nektar
39 {
41  RegisterCreatorFunction("Laplace", Laplace::create);
42 
45  : EquationSystem(pSession),
46  m_factors()
47  {
50  }
51 
53  {
54  EquationSystem::v_InitObject();
55  }
56 
58  {
59 
60  }
61 
63  {
64  EquationSystem::SessionSummary(s);
65  SolverUtils::AddSummaryItem(s, "Lambda",
67  }
68 
70  {
71  for(int i = 0; i < m_fields.num_elements(); ++i)
72  {
73  // Zero field so initial conditions are zero
75  m_fields[i]->UpdateCoeffs(), 1);
76  m_fields[i]->HelmSolve(m_fields[i]->GetPhys(),
77  m_fields[i]->UpdateCoeffs(),
79  m_factors);
80  m_fields[i]->SetPhysState(false);
81  }
82  }
83 
85  {
86  return Array<OneD, bool>(m_session->GetVariables().size(), true);
87  }
88 }
StdRegions::ConstFactorMap m_factors
Definition: Laplace.h:64
A base class for describing how to solve specific equations.
std::vector< std::pair< std::string, std::string > > SummaryList
Definition: Misc.h:47
virtual void v_InitObject()
Initialisation object for EquationSystem.
Definition: Laplace.cpp:52
virtual ~Laplace()
Definition: Laplace.cpp:57
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:62
static std::string className
Name of class.
Definition: Laplace.h:61
Laplace(const LibUtilities::SessionReaderSharedPtr &pSession)
Definition: Laplace.cpp:43
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
EquationSystemFactory & GetEquationSystemFactory()
virtual Array< OneD, bool > v_GetSystemSingularChecks()
Definition: Laplace.cpp:84
Array< OneD, MultiRegions::ExpListSharedPtr > m_fields
Array holding all dependent variables.
LibUtilities::SessionReaderSharedPtr m_session
The session reader.
SOLVER_UTILS_EXPORT int GetNcoeffs()
static EquationSystemSharedPtr create(const LibUtilities::SessionReaderSharedPtr &pSession)
Creates an instance of this class.
Definition: Laplace.h:52
void Zero(int n, T *x, const int incx)
Zero vector.
Definition: Vmath.cpp:359
virtual void v_DoSolve()
Virtual function for solve implementation.
Definition: Laplace.cpp:69
static FlagList NullFlagList
An empty flag list.