Abstract parallel finite element space. More...

#include <pfespace.hpp>

Inheritance diagram for mfem::ParFiniteElementSpace:

Collaboration diagram for mfem::ParFiniteElementSpace:

Public Member Functions
	ParFiniteElementSpace (ParMesh pm, const FiniteElementCollection f, int dim=1, int order=Ordering::byNODES)

MPI_Comm	GetComm ()

int	GetNRanks ()

int	GetMyRank ()

ParMesh *	GetParMesh ()

int	TrueVSize ()

int *	GetDofOffsets ()

int *	GetTrueDofOffsets ()

int	GlobalVSize ()

int	GlobalTrueVSize ()

int	GetDofSign (int i)

virtual void	GetElementDofs (int i, Array< int > &dofs) const
	Returns indexes of degrees of freedom in array dofs for i'th element. More...

virtual void	GetBdrElementDofs (int i, Array< int > &dofs) const
	Returns indexes of degrees of freedom for i'th boundary element. More...

virtual void	GetFaceDofs (int i, Array< int > &dofs) const

HypreParMatrix *	Dof_TrueDof_Matrix ()
	The true dof-to-dof interpolation matrix. More...

HypreParVector *	NewTrueDofVector ()

void	DivideByGroupSize (double *vec)
	Scale a vector of true dofs. More...

GroupCommunicator &	GroupComm ()
	Return a reference to the internal GroupCommunicator (on VDofs) More...

GroupCommunicator *	ScalarGroupComm ()
	Return a new GroupCommunicator on Dofs. More...

void	Synchronize (Array< int > &ldof_marker) const

virtual void	GetEssentialVDofs (const Array< int > &bdr_attr_is_ess, Array< int > &ess_dofs) const
	Determine the boundary degrees of freedom. More...

int	GetLocalTDofNumber (int ldof)

int	GetGlobalTDofNumber (int ldof)
	Returns the global tdof number of the given local degree of freedom. More...

int	GetGlobalScalarTDofNumber (int sldof)

int	GetMyDofOffset ()

void	ExchangeFaceNbrData ()

int	GetFaceNbrVSize () const

void	GetFaceNbrElementVDofs (int i, Array< int > &vdofs) const

const FiniteElement *	GetFaceNbrFE (int i) const

int *	GetFaceNbrGlobalDofMap ()

void	Lose_Dof_TrueDof_Matrix ()

void	LoseDofOffsets ()

void	LoseTrueDofOffsets ()

virtual void	Update ()

virtual FiniteElementSpace *	SaveUpdate ()
	Return a copy of the current FE space and update. More...

virtual	~ParFiniteElementSpace ()

Public Member Functions inherited from mfem::FiniteElementSpace
	FiniteElementSpace (Mesh m, const FiniteElementCollection f, int dim=1, int order=Ordering::byNODES)

Mesh *	GetMesh () const
	Returns the mesh. More...

NURBSExtension *	GetNURBSext ()

NURBSExtension *	StealNURBSext ()

SparseMatrix *	GetConformingProlongation ()

const SparseMatrix *	GetConformingProlongation () const

SparseMatrix *	GetConformingRestriction ()

const SparseMatrix *	GetConformingRestriction () const

int	GetVDim () const
	Returns vector dimension. More...

int	GetOrder (int i) const
	Returns the order of the i'th finite element. More...

int	GetNDofs () const
	Returns number of degrees of freedom. More...

int	GetVSize () const

int	GetNConformingDofs () const

int	GetConformingVSize () const

int	GetOrdering () const
	Return the ordering method. More...

const FiniteElementCollection *	FEColl () const

int	GetNVDofs () const

int	GetNEDofs () const

int	GetNFDofs () const

int	GetNE () const
	Returns number of elements in the mesh. More...

int	GetNV () const
	Returns number of nodes in the mesh. More...

int	GetNBE () const
	Returns number of boundary elements in the mesh. More...

int	GetElementType (int i) const
	Returns the type of element i. More...

void	GetElementVertices (int i, Array< int > &vertices) const
	Returns the vertices of element i. More...

int	GetBdrElementType (int i) const
	Returns the type of boundary element i. More...

ElementTransformation *	GetElementTransformation (int i) const
	Returns ElementTransformation for the i'th element. More...

void	GetElementTransformation (int i, IsoparametricTransformation *ElTr)

ElementTransformation *	GetBdrElementTransformation (int i) const
	Returns ElementTransformation for the i'th boundary element. More...

int	GetAttribute (int i) const

int	GetBdrAttribute (int i) const

void	GetEdgeDofs (int i, Array< int > &dofs) const

void	GetVertexDofs (int i, Array< int > &dofs) const

void	GetElementInteriorDofs (int i, Array< int > &dofs) const

void	GetEdgeInteriorDofs (int i, Array< int > &dofs) const

void	DofsToVDofs (Array< int > &dofs) const

void	DofsToVDofs (int vd, Array< int > &dofs) const

int	DofToVDof (int dof, int vd) const

int	VDofToDof (int vdof) const

void	GetElementVDofs (int i, Array< int > &dofs) const
	Returns indexes of degrees of freedom in array dofs for i'th element. More...

void	GetBdrElementVDofs (int i, Array< int > &dofs) const
	Returns indexes of degrees of freedom for i'th boundary element. More...

void	GetFaceVDofs (int iF, Array< int > &dofs) const
	Returns indexes of degrees of freedom for i'th face element (2D and 3D). More...

void	GetEdgeVDofs (int iE, Array< int > &dofs) const
	Returns indexes of degrees of freedom for i'th edge. More...

void	GetElementInteriorVDofs (int i, Array< int > &vdofs) const

void	GetEdgeInteriorVDofs (int i, Array< int > &vdofs) const

void	BuildElementToDofTable ()

void	BuildDofToArrays ()

const Table &	GetElementToDofTable () const

int	GetElementForDof (int i)

int	GetLocalDofForDof (int i)

const FiniteElement *	GetFE (int i) const
	Returns pointer to the FiniteElement associated with i'th element. More...

const FiniteElement *	GetBE (int i) const
	Returns pointer to the FiniteElement for the i'th boundary element. More...

const FiniteElement *	GetFaceElement (int i) const

const FiniteElement *	GetEdgeElement (int i) const

const FiniteElement *	GetTraceElement (int i, int geom_type) const
	Return the trace element from element 'i' to the given 'geom_type'. More...

SparseMatrix *	GlobalRestrictionMatrix (FiniteElementSpace *cfes, int one_vdim=-1)

void	ConvertToConformingVDofs (const Array< int > &dofs, Array< int > &cdofs)

void	ConvertFromConformingVDofs (const Array< int > &cdofs, Array< int > &dofs)

void	EliminateEssentialBCFromGRM (FiniteElementSpace cfes, Array< int > &bdr_attr_is_ess, SparseMatrix R)

SparseMatrix *	GlobalRestrictionMatrix (FiniteElementSpace *cfes, Array< int > &bdr_attr_is_ess, int one_vdim=-1)
	Generate the global restriction matrix with eliminated essential bc. More...

SparseMatrix *	D2C_GlobalRestrictionMatrix (FiniteElementSpace *cfes)

SparseMatrix *	D2Const_GlobalRestrictionMatrix (FiniteElementSpace *cfes)

SparseMatrix *	H2L_GlobalRestrictionMatrix (FiniteElementSpace *lfes)

virtual void	UpdateAndInterpolate (int num_grid_fns,...)

void	UpdateAndInterpolate (GridFunction *gf)
	A shortcut for passing only one GridFunction to UndateAndInterpolate. More...

void	Save (std::ostream &out) const

virtual	~FiniteElementSpace ()

Public Attributes
int	num_face_nbr_dofs

Table	face_nbr_element_dof

Table	face_nbr_gdof

Table	send_face_nbr_ldof

Additional Inherited Members
Static Public Member Functions inherited from mfem::FiniteElementSpace
static void	AdjustVDofs (Array< int > &vdofs)

Protected Member Functions inherited from mfem::FiniteElementSpace
void	MarkDependency (const SparseMatrix *D, const Array< int > &row_marker, Array< int > &col_marker)

void	UpdateNURBS ()

void	Constructor ()

void	Destructor ()

	FiniteElementSpace (FiniteElementSpace &)

void	ConstructRefinementData (int k, int cdofs, RefinementType type)
	Constructs new refinement data using coarse element k as a template. More...

DenseMatrix *	LocalInterpolation (int k, int cdofs, RefinementType type, Array< int > &rows)
	Generates the local interpolation matrix for coarse element k. More...

SparseMatrix *	NC_GlobalRestrictionMatrix (FiniteElementSpace cfes, NCMesh ncmesh)

Protected Attributes inherited from mfem::FiniteElementSpace
Mesh *	mesh
	The mesh that FE space lives on. More...

int	vdim
	Vector dimension (number of unknowns per degree of freedom). More...

int	ndofs
	Number of degrees of freedom. Number of unknowns are ndofs*vdim. More...

int	ordering

const FiniteElementCollection *	fec

int	nvdofs

int	nedofs

int	nfdofs

int	nbdofs

int *	fdofs

int *	bdofs

Array< RefinementData * >	RefData
	Collection of currently known refinement data. More...

Table *	elem_dof

Table *	bdrElem_dof

Array< int >	dof_elem_array

Array< int >	dof_ldof_array

NURBSExtension *	NURBSext

int	own_ext

SparseMatrix *	cP

SparseMatrix *	cR

Detailed Description

Abstract parallel finite element space.

Definition at line 28 of file pfespace.hpp.

Constructor & Destructor Documentation

mfem::ParFiniteElementSpace::ParFiniteElementSpace	(	ParMesh *	pm,
		const FiniteElementCollection *	f,
		int	dim = `1`,
		int	order = `Ordering::byNODES`
	)

Definition at line 47 of file pfespace.cpp.

virtual mfem::ParFiniteElementSpace::~ParFiniteElementSpace ( )

inlinevirtual

Definition at line 173 of file pfespace.hpp.

Member Function Documentation

void mfem::ParFiniteElementSpace::DivideByGroupSize ( double * vec )

Scale a vector of true dofs.

Definition at line 401 of file pfespace.cpp.

HypreParMatrix * mfem::ParFiniteElementSpace::Dof_TrueDof_Matrix ( )

The true dof-to-dof interpolation matrix.

Definition at line 303 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::ExchangeFaceNbrData ( )

Definition at line 496 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::GetBdrElementDofs	(	int	i,
		Array< int > &	dofs
	)		const

virtual

Returns indexes of degrees of freedom for i'th boundary element.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 234 of file pfespace.cpp.

MPI_Comm mfem::ParFiniteElementSpace::GetComm ( )

inline

Definition at line 99 of file pfespace.hpp.

int* mfem::ParFiniteElementSpace::GetDofOffsets ( )

inline

Definition at line 106 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GetDofSign ( int i )

inline

Definition at line 110 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::GetElementDofs	(	int	i,
		Array< int > &	dofs
	)		const

virtual

Returns indexes of degrees of freedom in array dofs for i'th element.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 223 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::GetEssentialVDofs	(	const Array< int > &	bdr_attr_is_ess,
		Array< int > &	ess_dofs
	)		const

virtual

Determine the boundary degrees of freedom.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 430 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::GetFaceDofs	(	int	i,
		Array< int > &	dofs
	)		const

virtual

Returns the indexes of the degrees of freedom for i'th face including the dofs for the edges and the vertices of the face.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 245 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::GetFaceNbrElementVDofs	(	int	i,
		Array< int > &	vdofs
	)		const

Definition at line 689 of file pfespace.cpp.

const FiniteElement * mfem::ParFiniteElementSpace::GetFaceNbrFE ( int i ) const

Definition at line 695 of file pfespace.cpp.

int* mfem::ParFiniteElementSpace::GetFaceNbrGlobalDofMap ( )

inline

Definition at line 163 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GetFaceNbrVSize ( ) const

inline

Definition at line 160 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GetGlobalScalarTDofNumber ( int sldof )

Returns the global tdof number of the given local degree of freedom in the scalar vesion of the current finite element space. The input should be a scalar local dof.

Definition at line 462 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::GetGlobalTDofNumber ( int ldof )

Returns the global tdof number of the given local degree of freedom.

Definition at line 448 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::GetLocalTDofNumber ( int ldof )

If the given ldof is owned by the current processor, return its local tdof number, otherwise return -1

Definition at line 440 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::GetMyDofOffset ( )

Definition at line 488 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::GetMyRank ( )

inline

Definition at line 101 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GetNRanks ( )

inline

Definition at line 100 of file pfespace.hpp.

ParMesh* mfem::ParFiniteElementSpace::GetParMesh ( )

inline

Definition at line 103 of file pfespace.hpp.

int* mfem::ParFiniteElementSpace::GetTrueDofOffsets ( )

inline

Definition at line 107 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GlobalTrueVSize ( )

inline

Definition at line 109 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GlobalVSize ( )

inline

Definition at line 108 of file pfespace.hpp.

GroupCommunicator& mfem::ParFiniteElementSpace::GroupComm ( )

inline

Return a reference to the internal GroupCommunicator (on VDofs)

Definition at line 134 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::Lose_Dof_TrueDof_Matrix ( )

Definition at line 708 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::LoseDofOffsets ( )

inline

Definition at line 166 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::LoseTrueDofOffsets ( )

inline

Definition at line 167 of file pfespace.hpp.

HypreParVector* mfem::ParFiniteElementSpace::NewTrueDofVector ( )

inline

Create and return a new HypreParVector on the true dofs, which is owned by (i.e. it must be destroyed by) the calling function.

Definition at line 127 of file pfespace.hpp.

FiniteElementSpace * mfem::ParFiniteElementSpace::SaveUpdate ( )

virtual

Return a copy of the current FE space and update.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 823 of file pfespace.cpp.

GroupCommunicator * mfem::ParFiniteElementSpace::ScalarGroupComm ( )

Return a new GroupCommunicator on Dofs.

Definition at line 410 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::Synchronize ( Array< int > & ldof_marker ) const

Given an integer array on the local degrees of freedom, perform a bitwise OR between the shared dofs.

Definition at line 420 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::TrueVSize ( )

inline

Definition at line 105 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::Update ( )

virtual

Reimplemented from mfem::FiniteElementSpace.

Definition at line 801 of file pfespace.cpp.

Member Data Documentation

Table mfem::ParFiniteElementSpace::face_nbr_element_dof

Definition at line 91 of file pfespace.hpp.

Table mfem::ParFiniteElementSpace::face_nbr_gdof

Definition at line 92 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::num_face_nbr_dofs

Definition at line 90 of file pfespace.hpp.

Table mfem::ParFiniteElementSpace::send_face_nbr_ldof

Definition at line 94 of file pfespace.hpp.

The documentation for this class was generated from the following files:

Public Member Functions

Public Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation