Nektar::LinearSWESolver Class Reference

#include <LinearSWESolver.h>

Inheritance diagram for Nektar::LinearSWESolver:

Collaboration diagram for Nektar::LinearSWESolver:

Protected Member Functions
	LinearSWESolver ()
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_ArraySolve (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 etaL, NekDouble uL, NekDouble vL, NekDouble dL, NekDouble etaR, NekDouble uR, NekDouble vR, NekDouble dR, NekDouble &etaf, NekDouble &uf, NekDouble &vf)
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.
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.
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.
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.
SOLVER_UTILS_EXPORT bool	CheckScalars (std::string name)
	Determine whether a scalar has been defined in m_scalars.
SOLVER_UTILS_EXPORT bool	CheckVectors (std::string name)
	Determine whether a vector has been defined in m_vectors.
SOLVER_UTILS_EXPORT bool	CheckParams (std::string name)
	Determine whether a parameter has been defined in m_params.
SOLVER_UTILS_EXPORT bool	CheckAuxScal (std::string name)
	Determine whether a scalar has been defined in m_auxScal.
SOLVER_UTILS_EXPORT bool	CheckAuxVec (std::string name)
	Determine whether a vector has been defined in m_auxVec.

Protected Attributes
bool	m_pointSolve
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.
std::map< std::string, RSScalarFuncType >	m_scalars
	Map of scalar function types.
std::map< std::string, RSVecFuncType >	m_vectors
	Map of vector function types.
std::map< std::string, RSParamFuncType >	m_params
	Map of parameter function types.
std::map< std::string, RSScalarFuncType >	m_auxScal
	Map of auxiliary scalar function types.
std::map< std::string, RSVecFuncType >	m_auxVec
	Map of auxiliary vector function types.
Array< OneD, Array< OneD, NekDouble > >	m_rotMat
	Rotation matrices for each trace quadrature point.
Array< OneD, Array< OneD, Array< OneD, NekDouble > > >	m_rotStorage
	Rotation storage.

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.
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

Detailed Description

Definition at line 45 of file LinearSWESolver.h.

Constructor & Destructor Documentation

Nektar::LinearSWESolver::LinearSWESolver ( )

protected

Definition at line 40 of file LinearSWESolver.cpp.

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

                                     : RiemannSolver(),
                                               m_pointSolve(true)
    {
        m_requiresRotation = true;

    }

Member Function Documentation

virtual void Nektar::LinearSWESolver::v_ArraySolve ( const Array< OneD, const Array< OneD, NekDouble > > &  Fwd, const Array< OneD, const Array< OneD, NekDouble > > &  Bwd, Array< OneD, Array< OneD, NekDouble > > &  flux  )

inlineprotectedvirtual

Definition at line 58 of file LinearSWESolver.h.

References ASSERTL0.

Referenced by v_Solve().

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

virtual void Nektar::LinearSWESolver::v_PointSolve ( NekDouble  etaL, NekDouble  uL, NekDouble  vL, NekDouble  dL, NekDouble  etaR, NekDouble  uR, NekDouble  vR, NekDouble  dR, NekDouble &  etaf, NekDouble &  uf, NekDouble &  vf  )

inlineprotectedvirtual

Reimplemented in Nektar::LinearAverageSolver, and Nektar::LinearHLLSolver.

Definition at line 66 of file LinearSWESolver.h.

References ASSERTL0.

Referenced by v_Solve().

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

void Nektar::LinearSWESolver::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 47 of file LinearSWESolver.cpp.

References ASSERTL0, m_pointSolve, Nektar::SolverUtils::RiemannSolver::m_scalars, v_ArraySolve(), and v_PointSolve().

    {

    // extract the forward and backward trace of the depth
    const Array<OneD, NekDouble> &dFwd = m_scalars["depthFwd"]();
    const Array<OneD, NekDouble> &dBwd = m_scalars["depthBwd"]();


        if (m_pointSolve)
        {
          
            int expDim = Fwd.num_elements()-1;
            NekDouble vf;

            if (expDim == 1)
            {
                for (int i = 0; i < Fwd[0].num_elements(); ++i)
                {
                    v_PointSolve(
            Fwd [0][i], Fwd [1][i], 0.0, dFwd[i], 
            Bwd [0][i], Bwd [1][i], 0.0, dBwd[i],
                        flux[0][i], flux[1][i], vf);
                }
            }
            else if (expDim == 2)
            {
                for (int i = 0; i < Fwd[0].num_elements(); ++i)
                {
          v_PointSolve(
            Fwd [0][i], Fwd [1][i], Fwd [2][i], dFwd[i],
            Bwd [0][i], Bwd [1][i], Bwd [2][i], dBwd[i],
                        flux[0][i], flux[1][i], flux[2][i]);
                }
            }
            else if (expDim == 3)
            {
          ASSERTL0(false, "No 3D Shallow water supported.");
        }
        }
        else
        {
            v_ArraySolve(Fwd, Bwd, flux);
        }
    }

Member Data Documentation

bool Nektar::LinearSWESolver::m_pointSolve

protected

Definition at line 48 of file LinearSWESolver.h.

Referenced by v_Solve().