Phys deriv operator using original LocalRegions implementation. More...

Inheritance diagram for Nektar::Collections::PhysDeriv_NoCollection:

Public Member Functions
	~PhysDeriv_NoCollection () final=default

void	operator() (const Array< OneD, const NekDouble > &input, Array< OneD, NekDouble > &output0, Array< OneD, NekDouble > &output1, Array< OneD, NekDouble > &output2, Array< OneD, NekDouble > &wsp) final
	Perform operation.

void	operator() (int dir, const Array< OneD, const NekDouble > &input, Array< OneD, NekDouble > &output, Array< OneD, NekDouble > &wsp) final

Public Member Functions inherited from Nektar::Collections::Operator
	Operator (std::vector< LocalRegions::ExpansionSharedPtr > pCollExp, std::shared_ptr< CoalescedGeomData > GeomData, StdRegions::FactorMap factors)
	Constructor.

virtual	~Operator ()=default

virtual COLLECTIONS_EXPORT void	UpdateFactors (StdRegions::FactorMap factors)
	Update the supplied factor map.

virtual COLLECTIONS_EXPORT void	UpdateVarcoeffs (StdRegions::VarCoeffMap &varcoeffs)
	Update the supplied variable coefficients.

unsigned int	GetWspSize ()
	Get the size of the required workspace.

unsigned int	GetNumElmt ()
	Get number of elements.

StdRegions::StdExpansionSharedPtr	GetExpSharedPtr ()
	Get expansion pointer.

unsigned int	GetInputSize (void)

unsigned int	GetOutputSize (void)

unsigned int	GetPhysSize (void)

unsigned int	GetCoeffSize (void)

Protected Attributes
vector< LocalRegions::ExpansionSharedPtr >	m_expList

Protected Attributes inherited from Nektar::Collections::Operator
bool	m_isDeformed

StdRegions::StdExpansionSharedPtr	m_stdExp

unsigned int	m_numElmt
	number of elements that the operator is applied on

unsigned int	m_nqe

unsigned int	m_wspSize

unsigned int	m_inputSize
	number of modes or quadrature points that are passed as input to an operator

unsigned int	m_outputSize
	number of modes or quadrature points that are taken as output from an operator

Private Member Functions
	PhysDeriv_NoCollection (vector< LocalRegions::ExpansionSharedPtr > pCollExp, CoalescedGeomDataSharedPtr pGeomData, StdRegions::FactorMap factors)

Additional Inherited Members
Protected Member Functions inherited from Nektar::Collections::PhysDeriv_Helper
	PhysDeriv_Helper ()

Detailed Description

Phys deriv operator using original LocalRegions implementation.

Definition at line 580 of file PhysDeriv.cpp.

Constructor & Destructor Documentation

◆ ~PhysDeriv_NoCollection()

Nektar::Collections::PhysDeriv_NoCollection::~PhysDeriv_NoCollection ( )

finaldefault

◆ PhysDeriv_NoCollection()

Nektar::Collections::PhysDeriv_NoCollection::PhysDeriv_NoCollection	(	vector< LocalRegions::ExpansionSharedPtr >	pCollExp,
		CoalescedGeomDataSharedPtr	pGeomData,
		StdRegions::FactorMap	factors
	)

inlineprivate

Definition at line 653 of file PhysDeriv.cpp.

        : Operator(pCollExp, pGeomData, factors), PhysDeriv_Helper()
    {
        m_expList = pCollExp;
    }

References m_expList.

Member Function Documentation

◆ operator()() [1/2]

void Nektar::Collections::PhysDeriv_NoCollection::operator()	(	const Array< OneD, const NekDouble > &	input,
		Array< OneD, NekDouble > &	output0,
		Array< OneD, NekDouble > &	output1,
		Array< OneD, NekDouble > &	output2,
		Array< OneD, NekDouble > &	wsp
	)

inlinefinalvirtual

Perform operation.

Implements Nektar::Collections::Operator.

Definition at line 588 of file PhysDeriv.cpp.

    {
        const int nPhys = m_expList[0]->GetTotPoints();
        Array<OneD, NekDouble> tmp0, tmp1, tmp2;
 
        // calculate local derivatives
        switch (m_expList[0]->GetCoordim())
        {
            case 1:
            {
                for (int i = 0; i < m_numElmt; ++i)
                {
                    m_expList[i]->PhysDeriv(input + i * nPhys,
                                            tmp0 = output0 + i * nPhys);
                }
                break;
            }
            case 2:
            {
                for (int i = 0; i < m_numElmt; ++i)
                {
                    m_expList[i]->PhysDeriv(input + i * nPhys,
                                            tmp0 = output0 + i * nPhys,
                                            tmp1 = output1 + i * nPhys);
                }
                break;
            }
            case 3:
            {
                for (int i = 0; i < m_numElmt; ++i)
                {
                    m_expList[i]->PhysDeriv(
                        input + i * nPhys, tmp0 = output0 + i * nPhys,
                        tmp1 = output1 + i * nPhys, tmp2 = output2 + i * nPhys);
                }
                break;
            }
            default:
                ASSERTL0(false, "Unknown dimension.");
        }
    }

References ASSERTL0, m_expList, and Nektar::Collections::Operator::m_numElmt.

◆ operator()() [2/2]

void Nektar::Collections::PhysDeriv_NoCollection::operator()	(	int	dir,
		const Array< OneD, const NekDouble > &	input,
		Array< OneD, NekDouble > &	output,
		Array< OneD, NekDouble > &	wsp
	)

inlinefinalvirtual

Implements Nektar::Collections::Operator.

Definition at line 634 of file PhysDeriv.cpp.

    {
        const int nPhys = m_expList[0]->GetTotPoints();
        Array<OneD, NekDouble> tmp;
 
        // calculate local derivatives
        for (int i = 0; i < m_numElmt; ++i)
        {
            m_expList[i]->PhysDeriv(dir, input + i * nPhys,
                                    tmp = output + i * nPhys);
        }
    }

References m_expList, and Nektar::Collections::Operator::m_numElmt.

Member Data Documentation

◆ m_expList

vector<LocalRegions::ExpansionSharedPtr> Nektar::Collections::PhysDeriv_NoCollection::m_expList

protected

Definition at line 650 of file PhysDeriv.cpp.

Referenced by operator()(), operator()(), and PhysDeriv_NoCollection().

Public Member Functions

Protected Attributes

Private Member Functions

Additional Inherited Members