#include <Diffusion3DHomogeneous1D.h>

Inheritance diagram for Nektar::SolverUtils::Diffusion3DHomogeneous1D:

Static Public Member Functions
static DiffusionSharedPtr	create (std::string diffType)

Static Public Attributes
static std::string	type []

Protected Member Functions
	Diffusion3DHomogeneous1D (std::string diffType)
	Diffusion3DHomogeneous1D uses the 2D WeakDG approach to compute the diffusion term looping on the planes in the z direction and adding the flux in z direction at the end. More...

virtual void	v_InitObject (LibUtilities::SessionReaderSharedPtr pSession, Array< OneD, MultiRegions::ExpListSharedPtr > pFields) override
	Initiliase Diffusion3DHomogeneous1D objects and store them before starting the time-stepping. More...

virtual void	v_Diffuse (const std::size_t nConvective, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray) override
	Calculate WeakDG Diffusion for the linear problems using an LDG interface flux and the the flux in the third direction. More...

Protected Member Functions inherited from Nektar::SolverUtils::Diffusion
virtual SOLVER_UTILS_EXPORT void	v_DiffuseCoeffs (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd)

virtual SOLVER_UTILS_EXPORT void	v_DiffuseCoeffs (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &vFwd, const Array< OneD, Array< OneD, NekDouble >> &vBwd, TensorOfArray3D< NekDouble > &qfield, Array< OneD, int > &nonZeroIndex)

virtual SOLVER_UTILS_EXPORT void	v_ConsVarAveJump (const std::size_t nConvectiveFields, const size_t npnts, const Array< OneD, const Array< OneD, NekDouble >> &vFwd, const Array< OneD, const Array< OneD, NekDouble >> &vBwd, Array< OneD, Array< OneD, NekDouble >> &aver, Array< OneD, Array< OneD, NekDouble >> &jump)

virtual SOLVER_UTILS_EXPORT void	v_DiffuseCalcDerivative (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfields, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd)
	Diffusion Flux, calculate the physical derivatives. More...

virtual SOLVER_UTILS_EXPORT void	v_DiffuseVolumeFlux (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfields, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, int > &nonZeroIndex)
	Diffusion Volume Flux. More...

virtual SOLVER_UTILS_EXPORT void	v_DiffuseTraceFlux (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &Qfields, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, Array< OneD, NekDouble >> &TraceFlux, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd, Array< OneD, int > &nonZeroIndex)
	Diffusion term Trace Flux. More...

virtual SOLVER_UTILS_EXPORT void	v_DiffuseTraceSymmFlux (const int nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, const TensorOfArray3D< NekDouble > &qfield, const TensorOfArray3D< NekDouble > &VolumeFlux, TensorOfArray3D< NekDouble > &SymmFlux, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd, Array< OneD, int > &nonZeroIndex, Array< OneD, Array< OneD, NekDouble >> &solution_Aver, Array< OneD, Array< OneD, NekDouble >> &solution_jump)

virtual SOLVER_UTILS_EXPORT void	v_AddDiffusionSymmFluxToCoeff (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfield, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd)

virtual SOLVER_UTILS_EXPORT void	v_AddDiffusionSymmFluxToPhys (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfield, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd)

virtual void	v_SetHomoDerivs (Array< OneD, Array< OneD, NekDouble >> &deriv)

virtual TensorOfArray3D< NekDouble > &	v_GetFluxTensor ()

virtual SOLVER_UTILS_EXPORT const Array< OneD, const Array< OneD, NekDouble > > &	v_GetTraceNormal ()

virtual SOLVER_UTILS_EXPORT void	v_GetPrimVar (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &primVar)
	Compute primary derivatives. More...

SOLVER_UTILS_EXPORT void	GetDivCurl (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const TensorOfArray3D< NekDouble > &pVarDer)
	Compute divergence and curl squared. More...

Protected Attributes
LibUtilities::TranspositionSharedPtr	m_trans

std::string	m_diffType

SolverUtils::DiffusionSharedPtr	m_planeDiff

NekDouble	m_homoLen

std::size_t	m_numPoints

std::size_t	m_numPointsPlane

std::size_t	m_numPlanes

std::size_t	m_planeCounter

Array< OneD, unsigned int >	m_planes

Array< OneD, unsigned int >	m_planePos

Array< OneD, Array< OneD, NekDouble > >	m_homoDerivStore

Array< OneD, Array< OneD, Array< OneD, NekDouble > > >	m_homoDerivPlane

Array< OneD, Array< OneD, NekDouble > >	m_inarrayPlane

Array< OneD, Array< OneD, NekDouble > >	m_outarrayPlane

Array< OneD, MultiRegions::ExpListSharedPtr >	m_fieldsPlane

Array< OneD, Array< OneD, NekDouble > >	m_advVelPlane

Protected Attributes inherited from Nektar::SolverUtils::Diffusion
DiffusionFluxVecCB	m_fluxVector

DiffusionFluxVecCBNS	m_fluxVectorNS

DiffusionFluxPenaltyNS	m_fluxPenaltyNS

DiffusionFluxCons	m_FunctorDiffusionfluxCons

DiffusionFluxCons	m_FunctorDiffusionfluxConsTrace

SpecialBndTreat	m_SpecialBndTreat

DiffusionSymmFluxCons	m_FunctorSymmetricfluxCons

NekDouble	m_time = 0.0

Additional Inherited Members
Public Member Functions inherited from Nektar::SolverUtils::Diffusion
virtual SOLVER_UTILS_EXPORT	~Diffusion ()

SOLVER_UTILS_EXPORT void	InitObject (LibUtilities::SessionReaderSharedPtr pSession, Array< OneD, MultiRegions::ExpListSharedPtr > pFields)

SOLVER_UTILS_EXPORT void	Diffuse (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray)

SOLVER_UTILS_EXPORT void	DiffuseCoeffs (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray)
	Similar with Diffusion::Diffuse(): calculate diffusion flux The difference is in the outarray: it is the coefficients of basis for DiffuseCoeffs() it is the physics on quadrature points for Diffuse() More...

SOLVER_UTILS_EXPORT void	Diffuse (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, NekDouble time, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray)

SOLVER_UTILS_EXPORT void	DiffuseCoeffs (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd, TensorOfArray3D< NekDouble > &qfield, Array< OneD, int > &nonZeroIndex)

SOLVER_UTILS_EXPORT void	DiffuseCoeffs (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, NekDouble time, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray)

SOLVER_UTILS_EXPORT void	DiffuseCalcDerivative (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfields, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray)

SOLVER_UTILS_EXPORT void	DiffuseVolumeFlux (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfields, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, int > &nonZeroIndex=NullInt1DArray)
	Diffusion Volume FLux. More...

SOLVER_UTILS_EXPORT void	DiffuseTraceFlux (const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfields, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, Array< OneD, NekDouble >> &TraceFlux, const Array< OneD, Array< OneD, NekDouble >> &pFwd=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &pBwd=NullNekDoubleArrayOfArray, Array< OneD, int > &nonZeroIndex=NullInt1DArray)
	Diffusion term Trace Flux. More...

SOLVER_UTILS_EXPORT void	DiffuseTraceSymmFlux (const int nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, const TensorOfArray3D< NekDouble > &qfield, const TensorOfArray3D< NekDouble > &VolumeFlux, TensorOfArray3D< NekDouble > &SymmFlux, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd, Array< OneD, int > &nonZeroIndex, Array< OneD, Array< OneD, NekDouble >> &solution_Aver=NullNekDoubleArrayOfArray, Array< OneD, Array< OneD, NekDouble >> &solution_jump=NullNekDoubleArrayOfArray)

SOLVER_UTILS_EXPORT void	AddDiffusionSymmFluxToCoeff (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfield, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd)
	Add symmetric flux to field in coeff space. More...

SOLVER_UTILS_EXPORT void	AddDiffusionSymmFluxToPhys (const std::size_t nConvectiveFields, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, Array< OneD, NekDouble >> &inarray, TensorOfArray3D< NekDouble > &qfield, TensorOfArray3D< NekDouble > &VolumeFlux, Array< OneD, Array< OneD, NekDouble >> &outarray, const Array< OneD, Array< OneD, NekDouble >> &pFwd, const Array< OneD, Array< OneD, NekDouble >> &pBwd)
	Add symmetric flux to field in coeff physical space. More...

SOLVER_UTILS_EXPORT void	AddSymmFluxIntegralToOffDiag (const int nConvectiveFields, const int nDim, const int nPts, const int nTracePts, const Array< OneD, MultiRegions::ExpListSharedPtr > &fields, const Array< OneD, const int > &nonZeroIndex, TensorOfArray3D< NekDouble > &Fwdflux, TensorOfArray3D< NekDouble > &Bwdflux, Array< OneD, Array< OneD, NekDouble >> &outarray)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetFluxVector (FuncPointerT func, ObjectPointerT obj)

SOLVER_UTILS_EXPORT void	SetFluxVector (DiffusionFluxVecCB fluxVector)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetFluxVectorNS (FuncPointerT func, ObjectPointerT obj)

void	SetFluxVectorNS (DiffusionFluxVecCBNS fluxVector)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetFluxPenaltyNS (FuncPointerT func, ObjectPointerT obj)

void	SetFluxPenaltyNS (DiffusionFluxPenaltyNS flux)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetDiffusionFluxCons (FuncPointerT func, ObjectPointerT obj)

void	SetDiffusionFluxCons (DiffusionFluxCons flux)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetDiffusionFluxConsTrace (FuncPointerT func, ObjectPointerT obj)

void	SetDiffusionFluxConsTrace (DiffusionFluxCons flux)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetSpecialBndTreat (FuncPointerT func, ObjectPointerT obj)

template<typename FuncPointerT , typename ObjectPointerT >
void	SetDiffusionSymmFluxCons (FuncPointerT func, ObjectPointerT obj)

void	SetHomoDerivs (Array< OneD, Array< OneD, NekDouble >> &deriv)

virtual TensorOfArray3D< NekDouble > &	GetFluxTensor ()

SOLVER_UTILS_EXPORT void	ConsVarAveJump (const std::size_t nConvectiveFields, const size_t npnts, const Array< OneD, const Array< OneD, NekDouble >> &vFwd, const Array< OneD, const Array< OneD, NekDouble >> &vBwd, Array< OneD, Array< OneD, NekDouble >> &aver, Array< OneD, Array< OneD, NekDouble >> &jump)
	Get the average and jump value of conservative variables on trace. More...

SOLVER_UTILS_EXPORT const Array< OneD, const Array< OneD, NekDouble > > &	GetTraceNormal ()
	Get trace normal. More...

Public Attributes inherited from Nektar::SolverUtils::Diffusion
Array< OneD, NekDouble >	m_divVel
	Params for Ducros sensor. More...

Array< OneD, NekDouble >	m_divVelSquare

Array< OneD, NekDouble >	m_curlVelSquare

Detailed Description

Definition at line 45 of file Diffusion3DHomogeneous1D.h.

Constructor & Destructor Documentation

◆ Diffusion3DHomogeneous1D()

Nektar::SolverUtils::Diffusion3DHomogeneous1D::Diffusion3DHomogeneous1D ( std::string diffType )

protected

Diffusion3DHomogeneous1D uses the 2D WeakDG approach to compute the diffusion term looping on the planes in the z direction and adding the flux in z direction at the end.

Definition at line 78 of file Diffusion3DHomogeneous1D.cpp.

 {
     // Strip trailing string "3DHomogeneous1D" to determine 2D diffusion
     // type, and create a diffusion object for the plane.
     m_diffType  = diffType.substr(0, diffType.length() - 15);
     m_planeDiff = GetDiffusionFactory().CreateInstance(m_diffType, m_diffType);
 }

References Nektar::LibUtilities::NekFactory< tKey, tBase, tParam >::CreateInstance(), and Nektar::SolverUtils::GetDiffusionFactory().

Referenced by create().

Member Function Documentation

◆ create()

static DiffusionSharedPtr Nektar::SolverUtils::Diffusion3DHomogeneous1D::create ( std::string diffType )

inlinestatic

Definition at line 48 of file Diffusion3DHomogeneous1D.h.

     {
         return DiffusionSharedPtr(new Diffusion3DHomogeneous1D(diffType));
     }

References Diffusion3DHomogeneous1D().

◆ v_Diffuse()

void Nektar::SolverUtils::Diffusion3DHomogeneous1D::v_Diffuse	(	const std::size_t	nConvective,
		const Array< OneD, MultiRegions::ExpListSharedPtr > &	fields,
		const Array< OneD, Array< OneD, NekDouble >> &	inarray,
		Array< OneD, Array< OneD, NekDouble >> &	outarray,
		const Array< OneD, Array< OneD, NekDouble >> &	pFwd = `NullNekDoubleArrayOfArray`,
		const Array< OneD, Array< OneD, NekDouble >> &	pBwd = `NullNekDoubleArrayOfArray`
	)

overrideprotectedvirtual

Calculate WeakDG Diffusion for the linear problems using an LDG interface flux and the the flux in the third direction.

Reimplemented from Nektar::SolverUtils::Diffusion.

Definition at line 186 of file Diffusion3DHomogeneous1D.cpp.

 {
     boost::ignore_unused(pFwd, pBwd);
  
     Array<OneD, NekDouble> tmp(m_numPoints), tmp2;
     Array<OneD, Array<OneD, NekDouble>> viscHComp;
     const int nPointsTot = fields[0]->GetNpoints();
     NekDouble beta;
  
     if (m_fluxVectorNS)
     {
         viscHComp = Array<OneD, Array<OneD, NekDouble>>(nConvectiveFields);
         for (int i = 0; i < nConvectiveFields - 1; ++i)
         {
             fields[0]->PhysDeriv(2, inarray[i], m_homoDerivStore[i]);
             viscHComp[i] = Array<OneD, NekDouble>(m_numPoints);
         }
     }
  
     for (int i = 0; i < m_numPlanes; ++i)
     {
         // Set up memory references for fields, inarray and outarray for
         // this plane.
         for (int j = 0; j < inarray.size(); ++j)
         {
             m_inarrayPlane[j] = Array<OneD, NekDouble>(
                 m_numPointsPlane, tmp2 = inarray[j] + m_planePos[i]);
         }
  
         for (int j = 0; j < nConvectiveFields; ++j)
         {
             m_fieldsPlane[j]   = fields[j]->GetPlane(i);
             m_outarrayPlane[j] = Array<OneD, NekDouble>(
                 m_numPointsPlane, tmp2 = outarray[j] + m_planePos[i]);
         }
  
         if (m_fluxVectorNS)
         {
             m_planeDiff->SetHomoDerivs(m_homoDerivPlane[i]);
         }
  
         if (m_diffType == "LDGNS")
         {
             // Store plane Fwd/Bwd traces
             std::size_t nTracePts =
                 m_fieldsPlane[0]->GetTrace()->GetTotPoints();
             std::size_t nScalar = m_inarrayPlane.size();
             Array<OneD, Array<OneD, NekDouble>> Fwd(nScalar);
             Array<OneD, Array<OneD, NekDouble>> Bwd(nScalar);
             {
                 for (std::size_t k = 0; k < nScalar; ++k)
                 {
                     Fwd[k] = Array<OneD, NekDouble>(nTracePts, 0.0);
                     Bwd[k] = Array<OneD, NekDouble>(nTracePts, 0.0);
                     m_fieldsPlane[k]->GetFwdBwdTracePhys(m_inarrayPlane[k],
                                                          Fwd[k], Bwd[k]);
                 }
             }
  
             m_planeDiff->Diffuse(nConvectiveFields, m_fieldsPlane,
                                  m_inarrayPlane, m_outarrayPlane, Fwd, Bwd);
         }
         else
         {
             m_planeDiff->Diffuse(nConvectiveFields, m_fieldsPlane,
                                  m_inarrayPlane, m_outarrayPlane);
         }
  
         if (m_fluxVectorNS)
         {
             Array<OneD, Array<OneD, Array<OneD, NekDouble>>> &viscTensor =
                 m_planeDiff->GetFluxTensor();
  
             // Extract H (viscTensor[2])
             for (int j = 0; j < nConvectiveFields - 1; ++j)
             {
                 Vmath::Vcopy(m_numPointsPlane, viscTensor[2][j + 1], 1,
                              tmp2 = viscHComp[j] + m_planePos[i], 1);
             }
         }
     }
  
     if (m_fluxVectorNS)
     {
         for (int j = 0; j < nConvectiveFields - 1; ++j)
         {
             fields[j + 1]->PhysDeriv(2, viscHComp[j], tmp);
             Vmath::Vadd(nPointsTot, outarray[j + 1], 1, tmp, 1, outarray[j + 1],
                         1);
         }
     }
     else
     {
         for (int j = 0; j < nConvectiveFields; ++j)
         {
             fields[j]->HomogeneousFwdTrans(m_numPoints, inarray[j], tmp);
  
             for (int i = 0; i < m_numPlanes; ++i)
             {
                 beta = 2 * M_PI * m_trans->GetK(i) / m_homoLen;
                 beta *= beta;
  
                 Vmath::Smul(m_numPointsPlane, beta,
                             &tmp[0] + i * m_numPointsPlane, 1,
                             &tmp[0] + i * m_numPointsPlane, 1);
             }
  
             fields[0]->HomogeneousBwdTrans(m_numPoints, tmp, tmp);
  
             Vmath::Vsub(nPointsTot, outarray[j], 1, tmp, 1, outarray[j], 1);
         }
     }
 }

References Nektar::LibUtilities::beta, Vmath::Smul(), Vmath::Vadd(), Vmath::Vcopy(), and Vmath::Vsub().

◆ v_InitObject()

void Nektar::SolverUtils::Diffusion3DHomogeneous1D::v_InitObject	(	LibUtilities::SessionReaderSharedPtr	pSession,
		Array< OneD, MultiRegions::ExpListSharedPtr >	pFields
	)

overrideprotectedvirtual

Initiliase Diffusion3DHomogeneous1D objects and store them before starting the time-stepping.

Parameters

pSession	Pointer to session reader.
pFields	Pointer to fields.

Reimplemented from Nektar::SolverUtils::Diffusion.

Definition at line 93 of file Diffusion3DHomogeneous1D.cpp.

 {
     int nConvectiveFields = pFields.size();
  
     Array<OneD, MultiRegions::ExpListSharedPtr> pFields_plane0(
         nConvectiveFields);
  
     // Initialise the plane advection object.
     for (int i = 0; i < nConvectiveFields; ++i)
     {
         pFields_plane0[i] = pFields[i]->GetPlane(0);
     }
     m_planeDiff->InitObject(pSession, pFields_plane0);
  
     m_numPoints      = pFields[0]->GetTotPoints();
     m_planes         = pFields[0]->GetZIDs();
     m_numPlanes      = m_planes.size();
     m_numPointsPlane = m_numPoints / m_numPlanes;
     m_homoLen        = pFields[0]->GetHomoLen();
     m_trans          = pFields[0]->GetTransposition();
     m_planeCounter   = 0;
  
     if (m_diffType == "LDG")
     {
         // Set viscous flux for LDG
         m_planeDiff->SetFluxVector(m_fluxVector);
     }
     else if (m_diffType == "LDGNS")
     {
         // Set viscous flux for LDGNS
         m_planeDiff->SetFluxVectorNS(m_fluxVectorNS);
         // Set penalty flux
         m_planeDiff->SetFluxPenaltyNS(m_fluxPenaltyNS);
     }
     else if (m_diffType == "LFRDGNS" || m_diffType == "LFRHUNS" ||
              m_diffType == "LFRSDNS")
     {
         // Set viscous flux for FR cases
         m_planeDiff->SetFluxVectorNS(m_fluxVectorNS);
     }
  
     m_fieldsPlane =
         Array<OneD, MultiRegions::ExpListSharedPtr>(nConvectiveFields);
  
     if (m_fluxVectorNS)
     {
         m_inarrayPlane =
             Array<OneD, Array<OneD, NekDouble>>(nConvectiveFields - 1);
     }
     else
     {
         m_inarrayPlane = Array<OneD, Array<OneD, NekDouble>>(nConvectiveFields);
     }
     m_outarrayPlane = Array<OneD, Array<OneD, NekDouble>>(nConvectiveFields);
     m_planePos      = Array<OneD, unsigned int>(m_numPlanes);
  
     for (int i = 0; i < m_numPlanes; ++i)
     {
         m_planePos[i] = i * m_numPointsPlane;
     }
  
     if (m_fluxVectorNS)
     {
         m_homoDerivStore =
             Array<OneD, Array<OneD, NekDouble>>(nConvectiveFields);
         m_homoDerivPlane =
             Array<OneD, Array<OneD, Array<OneD, NekDouble>>>(m_numPlanes);
  
         for (int i = 0; i < nConvectiveFields; ++i)
         {
             m_homoDerivStore[i] = Array<OneD, NekDouble>(m_numPoints);
         }
  
         for (int i = 0; i < m_numPlanes; ++i)
         {
             m_homoDerivPlane[i] =
                 Array<OneD, Array<OneD, NekDouble>>(nConvectiveFields);
  
             for (int j = 0; j < nConvectiveFields; ++j)
             {
                 m_homoDerivPlane[i][j] = Array<OneD, NekDouble>(
                     m_numPointsPlane, m_homoDerivStore[j] + m_planePos[i]);
             }
         }
     }
 }

Member Data Documentation

◆ m_advVelPlane

Array<OneD, Array<OneD, NekDouble> > Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_advVelPlane

protected

Definition at line 72 of file Diffusion3DHomogeneous1D.h.

◆ m_diffType

std::string Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_diffType

protected

Definition at line 58 of file Diffusion3DHomogeneous1D.h.

◆ m_fieldsPlane

Array<OneD, MultiRegions::ExpListSharedPtr> Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_fieldsPlane

protected

Definition at line 71 of file Diffusion3DHomogeneous1D.h.

◆ m_homoDerivPlane

Array<OneD, Array<OneD, Array<OneD, NekDouble> > > Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_homoDerivPlane

protected

Definition at line 68 of file Diffusion3DHomogeneous1D.h.

◆ m_homoDerivStore

Array<OneD, Array<OneD, NekDouble> > Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_homoDerivStore

protected

Definition at line 67 of file Diffusion3DHomogeneous1D.h.

◆ m_homoLen

NekDouble Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_homoLen

protected

Definition at line 60 of file Diffusion3DHomogeneous1D.h.

◆ m_inarrayPlane

Array<OneD, Array<OneD, NekDouble> > Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_inarrayPlane

protected

Definition at line 69 of file Diffusion3DHomogeneous1D.h.

◆ m_numPlanes

std::size_t Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_numPlanes

protected

Definition at line 63 of file Diffusion3DHomogeneous1D.h.

◆ m_numPoints

std::size_t Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_numPoints

protected

Definition at line 61 of file Diffusion3DHomogeneous1D.h.

◆ m_numPointsPlane

std::size_t Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_numPointsPlane

protected

Definition at line 62 of file Diffusion3DHomogeneous1D.h.

◆ m_outarrayPlane

Array<OneD, Array<OneD, NekDouble> > Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_outarrayPlane

protected

Definition at line 70 of file Diffusion3DHomogeneous1D.h.

◆ m_planeCounter

std::size_t Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_planeCounter

protected

Definition at line 64 of file Diffusion3DHomogeneous1D.h.

◆ m_planeDiff

SolverUtils::DiffusionSharedPtr Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_planeDiff

protected

Definition at line 59 of file Diffusion3DHomogeneous1D.h.

◆ m_planePos

Array<OneD, unsigned int> Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_planePos

protected

Definition at line 66 of file Diffusion3DHomogeneous1D.h.

◆ m_planes

Array<OneD, unsigned int> Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_planes

protected

Definition at line 65 of file Diffusion3DHomogeneous1D.h.

◆ m_trans

LibUtilities::TranspositionSharedPtr Nektar::SolverUtils::Diffusion3DHomogeneous1D::m_trans

protected

Definition at line 57 of file Diffusion3DHomogeneous1D.h.

◆ type

std::string Nektar::SolverUtils::Diffusion3DHomogeneous1D::type

static

Initial value:

= {
    GetDiffusionFactory().RegisterCreatorFunction(
        "LDG3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRDG3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRSD3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRHU3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRcmin3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRcinf3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LDGNS3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRDGNS3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRSDNS3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRHUNS3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRcminNS3DHomogeneous1D", Diffusion3DHomogeneous1D::create),
    GetDiffusionFactory().RegisterCreatorFunction(
        "LFRcinfNS3DHomogeneous1D", Diffusion3DHomogeneous1D::create)}

Definition at line 52 of file Diffusion3DHomogeneous1D.h.

Static Public Member Functions

Static Public Attributes

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ Diffusion3DHomogeneous1D()

Member Function Documentation

◆ create()

◆ v_Diffuse()

◆ v_InitObject()

Member Data Documentation

◆ m_advVelPlane

◆ m_diffType

◆ m_fieldsPlane

◆ m_homoDerivPlane

◆ m_homoDerivStore

◆ m_homoLen

◆ m_inarrayPlane

◆ m_numPlanes

◆ m_numPoints

◆ m_numPointsPlane

◆ m_outarrayPlane

◆ m_planeCounter

◆ m_planeDiff

◆ m_planePos

◆ m_planes

◆ m_trans

◆ type