Nektar::APESolver Class Reference

#include <APESolver.h>

Inheritance diagram for Nektar::APESolver:

Collaboration diagram for Nektar::APESolver:

Protected Member Functions
	APESolver ()
virtual void	v_Solve (const int nDim, const Array< OneD, const Array< OneD, NekDouble > > &Fwd, const Array< OneD, const Array< OneD, NekDouble > > &Bwd, Array< OneD, Array< OneD, NekDouble > > &flux)
virtual void	v_PointSolve (NekDouble pL, NekDouble rhoL, NekDouble uL, NekDouble vL, NekDouble wL, NekDouble pR, NekDouble rhoR, NekDouble uR, NekDouble vR, NekDouble wR, NekDouble p0, NekDouble rho0, NekDouble u0, NekDouble v0, NekDouble w0, NekDouble &pF, NekDouble &rhoF, NekDouble &uF, NekDouble &vF, NekDouble &wF)
Array< OneD, Array< OneD, NekDouble > >	GetRotBasefield ()
Protected Member Functions inherited from Nektar::SolverUtils::RiemannSolver
SOLVER_UTILS_EXPORT	RiemannSolver ()
void	GenerateRotationMatrices (const Array< OneD, const Array< OneD, NekDouble > > &normals)
	Generate rotation matrices for 3D expansions. More...
void	FromToRotation (Array< OneD, const NekDouble > &from, Array< OneD, const NekDouble > &to, NekDouble *mat)
	A function for creating a rotation matrix that rotates a vector from into another vector to. More...
SOLVER_UTILS_EXPORT void	rotateToNormal (const Array< OneD, const Array< OneD, NekDouble > > &inarray, const Array< OneD, const Array< OneD, NekDouble > > &normals, const Array< OneD, const Array< OneD, NekDouble > > &vecLocs, Array< OneD, Array< OneD, NekDouble > > &outarray)
	Rotate a vector field to trace normal. More...
SOLVER_UTILS_EXPORT void	rotateFromNormal (const Array< OneD, const Array< OneD, NekDouble > > &inarray, const Array< OneD, const Array< OneD, NekDouble > > &normals, const Array< OneD, const Array< OneD, NekDouble > > &vecLocs, Array< OneD, Array< OneD, NekDouble > > &outarray)
	Rotate a vector field from trace normal. More...
SOLVER_UTILS_EXPORT bool	CheckScalars (std::string name)
	Determine whether a scalar has been defined in m_scalars. More...
SOLVER_UTILS_EXPORT bool	CheckVectors (std::string name)
	Determine whether a vector has been defined in m_vectors. More...
SOLVER_UTILS_EXPORT bool	CheckParams (std::string name)
	Determine whether a parameter has been defined in m_params. More...
SOLVER_UTILS_EXPORT bool	CheckAuxScal (std::string name)
	Determine whether a scalar has been defined in m_auxScal. More...
SOLVER_UTILS_EXPORT bool	CheckAuxVec (std::string name)
	Determine whether a vector has been defined in m_auxVec. More...

Additional Inherited Members
Public Member Functions inherited from Nektar::SolverUtils::RiemannSolver
SOLVER_UTILS_EXPORT void	Solve (const int nDim, const Array< OneD, const Array< OneD, NekDouble > > &Fwd, const Array< OneD, const Array< OneD, NekDouble > > &Bwd, Array< OneD, Array< OneD, NekDouble > > &flux)
	Perform the Riemann solve given the forwards and backwards spaces. More...
template<typename FuncPointerT , typename ObjectPointerT >
void	SetScalar (std::string name, FuncPointerT func, ObjectPointerT obj)
void	SetScalar (std::string name, RSScalarFuncType fp)
template<typename FuncPointerT , typename ObjectPointerT >
void	SetVector (std::string name, FuncPointerT func, ObjectPointerT obj)
void	SetVector (std::string name, RSVecFuncType fp)
template<typename FuncPointerT , typename ObjectPointerT >
void	SetParam (std::string name, FuncPointerT func, ObjectPointerT obj)
void	SetParam (std::string name, RSParamFuncType fp)
template<typename FuncPointerT , typename ObjectPointerT >
void	SetAuxScal (std::string name, FuncPointerT func, ObjectPointerT obj)
template<typename FuncPointerT , typename ObjectPointerT >
void	SetAuxVec (std::string name, FuncPointerT func, ObjectPointerT obj)
std::map< std::string, RSScalarFuncType > &	GetScalars ()
std::map< std::string, RSVecFuncType > &	GetVectors ()
std::map< std::string, RSParamFuncType > &	GetParams ()
Public Attributes inherited from Nektar::SolverUtils::RiemannSolver
int	m_spacedim
Protected Attributes inherited from Nektar::SolverUtils::RiemannSolver
bool	m_requiresRotation
	Indicates whether the Riemann solver requires a rotation to be applied to the velocity fields. More...
std::map< std::string, RSScalarFuncType >	m_scalars
	Map of scalar function types. More...
std::map< std::string, RSVecFuncType >	m_vectors
	Map of vector function types. More...
std::map< std::string, RSParamFuncType >	m_params
	Map of parameter function types. More...
std::map< std::string, RSScalarFuncType >	m_auxScal
	Map of auxiliary scalar function types. More...
std::map< std::string, RSVecFuncType >	m_auxVec
	Map of auxiliary vector function types. More...
Array< OneD, Array< OneD, NekDouble > >	m_rotMat
	Rotation matrices for each trace quadrature point. More...
Array< OneD, Array< OneD, Array< OneD, NekDouble > > >	m_rotStorage
	Rotation storage. More...

Detailed Description

Definition at line 48 of file APESolver.h.

Constructor & Destructor Documentation

Nektar::APESolver::APESolver ( )

protected

Definition at line 47 of file RiemannSolvers/APESolver.cpp.

References Nektar::SolverUtils::RiemannSolver::m_requiresRotation.

                     :
    RiemannSolver()
{
    m_requiresRotation = true;
}

Member Function Documentation

Array< OneD, Array< OneD, NekDouble > > Nektar::APESolver::GetRotBasefield ( )

protected

Definition at line 107 of file RiemannSolvers/APESolver.cpp.

References ASSERTL1, Nektar::SolverUtils::RiemannSolver::CheckVectors(), Nektar::SolverUtils::RiemannSolver::m_vectors, and Nektar::SolverUtils::RiemannSolver::rotateToNormal().

Referenced by v_Solve().

{
    ASSERTL1(CheckVectors("N"), "N not defined.");
    ASSERTL1(CheckVectors("basefield"), "basefield not defined.");
    const Array<OneD, const Array<OneD, NekDouble> > normals = m_vectors["N"]();
    const Array<OneD, const Array<OneD, NekDouble> > basefield =
        m_vectors["basefield"]();

    int nTracePts = normals[0].num_elements();
    int nDim = normals.num_elements();

    Array< OneD, Array< OneD, NekDouble > > rotBasefield(nDim+2);
    for (int i = 0; i < nDim + 2; i++)
    {
        rotBasefield[i] = Array<OneD, NekDouble>(nTracePts);
    }
    Array<OneD, Array<OneD, NekDouble> > baseVecLocs(1);
    baseVecLocs[0] = Array<OneD, NekDouble>(nDim);
    for (int i = 0; i < nDim; ++i)
    {
        baseVecLocs[0][i] = i + 2;
    }
    rotateToNormal(basefield, normals, baseVecLocs, rotBasefield);

    return rotBasefield;
}

virtual void Nektar::APESolver::v_PointSolve ( NekDouble  pL, NekDouble  rhoL, NekDouble  uL, NekDouble  vL, NekDouble  wL, NekDouble  pR, NekDouble  rhoR, NekDouble  uR, NekDouble  vR, NekDouble  wR, NekDouble  p0, NekDouble  rho0, NekDouble  u0, NekDouble  v0, NekDouble  w0, NekDouble &  pF, NekDouble &  rhoF, NekDouble &  uF, NekDouble &  vF, NekDouble &  wF  )

inlineprotectedvirtual

Reimplemented in Nektar::LaxFriedrichsSolver, and Nektar::UpwindSolver.

Definition at line 59 of file APESolver.h.

References ASSERTL0.

Referenced by v_Solve().

        {
            ASSERTL0(false, "This function should be defined by subclasses.");
        }

void Nektar::APESolver::v_Solve ( const int  nDim, const Array< OneD, const Array< OneD, NekDouble > > &  Fwd, const Array< OneD, const Array< OneD, NekDouble > > &  Bwd, Array< OneD, Array< OneD, NekDouble > > &  flux  )

protectedvirtual

Implements Nektar::SolverUtils::RiemannSolver.

Definition at line 57 of file RiemannSolvers/APESolver.cpp.

References GetRotBasefield(), and v_PointSolve().

{
    Array< OneD, Array< OneD, NekDouble > > bf = GetRotBasefield();

    int expDim = nDim;
    NekDouble vF, wF,  rhoF;

    if (expDim == 1)
    {
        for (int i = 0; i < Fwd[0].num_elements(); ++i)
        {
            v_PointSolve(
                 Fwd[0][i],      0.0,  Fwd[1][i], 0.0,  0.0,
                 Bwd[0][i],      0.0,  Bwd[1][i], 0.0,  0.0,
                  bf[0][i], bf[1][i],   bf[2][i], 0.0,  0.0,
                flux[0][i],     rhoF, flux[1][i],  vF,   wF);
        }
    }
    else if (expDim == 2)
    {
        for (int i = 0; i < Fwd[0].num_elements(); ++i)
        {
            v_PointSolve(
                 Fwd[0][i],      0.0,  Fwd[1][i],  Fwd[2][i],  0.0,
                 Bwd[0][i],      0.0,  Bwd[1][i],  Bwd[2][i],  0.0,
                  bf[0][i], bf[1][i],   bf[2][i],   bf[3][i],  0.0,
                flux[0][i],     rhoF, flux[1][i], flux[2][i],   wF);
        }
    }
    else if (expDim == 3)
    {
        for (int i = 0; i < Fwd[0].num_elements(); ++i)
        {
            v_PointSolve(
                 Fwd[0][i],      0.0,  Fwd[1][i],  Fwd[2][i],  Fwd[3][i],
                 Bwd[0][i],      0.0,  Bwd[1][i],  Bwd[2][i],  Bwd[3][i],
                  bf[0][i], bf[1][i],   bf[2][i],   bf[3][i],   bf[4][i],
                flux[0][i],     rhoF, flux[1][i], flux[2][i], flux[3][i]);
        }
    }
}