Extrapolation of order 0 for all the variables such that, at the boundaries, a trivial Riemann problem is solved. More...

#include <ExtrapOrder0BC.h>

Inheritance diagram for Nektar::ExtrapOrder0BC:

[legend]

Static Public Member Functions
static CFSBndCondSharedPtr	create (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const Array< OneD, Array< OneD, NekDouble >> &pTraceNormals, const int pSpaceDim, const int bcRegion, const int cnt)
	Creates an instance of this class. More...

Static Public Attributes
static std::string	className
	Name of the class. More...

Protected Member Functions
virtual void	v_Apply (Array< OneD, Array< OneD, NekDouble >> &Fwd, Array< OneD, Array< OneD, NekDouble >> &physarray, const NekDouble &time)

Protected Member Functions inherited from Nektar::CFSBndCond
	CFSBndCond (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const Array< OneD, Array< OneD, NekDouble >> &pTraceNormals, const int pSpaceDim, const int bcRegion, const int cnt)
	Constructor. More...

virtual void	v_ApplyBwdWeight ()

Private Member Functions
	ExtrapOrder0BC (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const Array< OneD, Array< OneD, NekDouble >> &pTraceNormals, const int pSpaceDim, const int bcRegion, const int cnt)

virtual	~ExtrapOrder0BC (void)

Friends
class	MemoryManager< ExtrapOrder0BC >

Additional Inherited Members
Public Member Functions inherited from Nektar::CFSBndCond
virtual	~CFSBndCond ()

void	Apply (Array< OneD, Array< OneD, NekDouble >> &Fwd, Array< OneD, Array< OneD, NekDouble >> &physarray, const NekDouble &time=0)
	Apply the boundary condition. More...

void	ApplyBwdWeight ()
	Apply the Weight of boundary condition. More...

Protected Attributes inherited from Nektar::CFSBndCond
LibUtilities::SessionReaderSharedPtr	m_session
	Session reader. More...

Array< OneD, MultiRegions::ExpListSharedPtr >	m_fields
	Array of fields. More...

Array< OneD, Array< OneD, NekDouble > >	m_traceNormals
	Trace normals. More...

int	m_spacedim
	Space dimension. More...

VariableConverterSharedPtr	m_varConv
	Auxiliary object to convert variables. More...

NekDouble	m_diffusionAveWeight
	Weight for average calculation of diffusion term. More...

NekDouble	m_gamma
	Parameters of the flow. More...

NekDouble	m_rhoInf

NekDouble	m_pInf

NekDouble	m_pOut

Array< OneD, NekDouble >	m_velInf

int	m_bcRegion
	Id of the boundary region. More...

int	m_offset
	Offset. More...

Detailed Description

Extrapolation of order 0 for all the variables such that, at the boundaries, a trivial Riemann problem is solved.

Definition at line 47 of file ExtrapOrder0BC.h.

Constructor & Destructor Documentation

◆ ExtrapOrder0BC()

Nektar::ExtrapOrder0BC::ExtrapOrder0BC	(	const LibUtilities::SessionReaderSharedPtr &	pSession,
		const Array< OneD, MultiRegions::ExpListSharedPtr > &	pFields,
		const Array< OneD, Array< OneD, NekDouble >> &	pTraceNormals,
		const int	pSpaceDim,
		const int	bcRegion,
		const int	cnt
	)

private

Definition at line 49 of file ExtrapOrder0BC.cpp.

     : CFSBndCond(pSession, pFields, pTraceNormals, pSpaceDim, bcRegion, cnt)
 {
 }

◆ ~ExtrapOrder0BC()

virtual Nektar::ExtrapOrder0BC::~ExtrapOrder0BC ( void )

inlineprivatevirtual

Definition at line 79 of file ExtrapOrder0BC.h.

79 {};

Member Function Documentation

◆ create()

static CFSBndCondSharedPtr Nektar::ExtrapOrder0BC::create	(	const LibUtilities::SessionReaderSharedPtr &	pSession,
		const Array< OneD, MultiRegions::ExpListSharedPtr > &	pFields,
		const Array< OneD, Array< OneD, NekDouble >> &	pTraceNormals,
		const int	pSpaceDim,
		const int	bcRegion,
		const int	cnt
	)

inlinestatic

Creates an instance of this class.

Definition at line 53 of file ExtrapOrder0BC.h.

     {
         CFSBndCondSharedPtr p =
             MemoryManager<ExtrapOrder0BC>::AllocateSharedPtr(
                 pSession, pFields, pTraceNormals, pSpaceDim, bcRegion, cnt);
         return p;
     }

References Nektar::MemoryManager< DataType >::AllocateSharedPtr(), and CellMLToNektar.cellml_metadata::p.

◆ v_Apply()

void Nektar::ExtrapOrder0BC::v_Apply	(	Array< OneD, Array< OneD, NekDouble >> &	Fwd,
		Array< OneD, Array< OneD, NekDouble >> &	physarray,
		const NekDouble &	time
	)

protectedvirtual

Implements Nektar::CFSBndCond.

Definition at line 58 of file ExtrapOrder0BC.cpp.

 {
     boost::ignore_unused(time);
  
     int i, j;
     int e, pnt;
     int id1, id2, nBCEdgePts;
     int nVariables  = physarray.size();
     int nDimensions = m_spacedim;
  
     const Array<OneD, const int> &traceBndMap = m_fields[0]->GetTraceBndMap();
  
     int eMax;
  
     eMax = m_fields[0]->GetBndCondExpansions()[m_bcRegion]->GetExpSize();
  
     // Loop on m_bcRegions
     for (e = 0; e < eMax; ++e)
     {
         nBCEdgePts = m_fields[0]
                          ->GetBndCondExpansions()[m_bcRegion]
                          ->GetExp(e)
                          ->GetTotPoints();
         id1 =
             m_fields[0]->GetBndCondExpansions()[m_bcRegion]->GetPhys_Offset(e);
         id2 =
             m_fields[0]->GetTrace()->GetPhys_Offset(traceBndMap[m_offset + e]);
  
         // Loop on points of m_bcRegion 'e'
         for (i = 0; i < nBCEdgePts; i++)
         {
             pnt = id2 + i;
  
             // Setting up bcs for density and velocities
             for (j = 0; j <= nDimensions; ++j)
             {
                 (m_fields[j]
                      ->GetBndCondExpansions()[m_bcRegion]
                      ->UpdatePhys())[id1 + i] = Fwd[j][pnt];
             }
  
             // Setting up bcs for energy
             (m_fields[nVariables - 1]
                  ->GetBndCondExpansions()[m_bcRegion]
                  ->UpdatePhys())[id1 + i] = Fwd[nVariables - 1][pnt];
         }
     }
 }

References Nektar::CFSBndCond::m_bcRegion, Nektar::CFSBndCond::m_fields, Nektar::CFSBndCond::m_offset, and Nektar::CFSBndCond::m_spacedim.

Friends And Related Function Documentation

◆ MemoryManager< ExtrapOrder0BC >

friend class MemoryManager< ExtrapOrder0BC >

friend

Definition at line 1 of file ExtrapOrder0BC.h.

Member Data Documentation

◆ className

std::string Nektar::ExtrapOrder0BC::className

static

Initial value:

=
    GetCFSBndCondFactory().RegisterCreatorFunction(
        "ExtrapOrder0", ExtrapOrder0BC::create,
        "Extrapolation of order 0 boundary condition.")

Name of the class.

Definition at line 66 of file ExtrapOrder0BC.h.

Static Public Member Functions

Static Public Attributes

Protected Member Functions

Private Member Functions

Friends

Additional Inherited Members