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 ordering=Ordering::byNODES)

MPI_Comm	GetComm ()

int	GetNRanks ()

int	GetMyRank ()

ParMesh *	GetParMesh ()

int	GetDofSign (int i)

HYPRE_Int *	GetDofOffsets ()

HYPRE_Int *	GetTrueDofOffsets ()

HYPRE_Int	GlobalVSize ()

HYPRE_Int	GlobalTrueVSize ()

virtual int	GetTrueVSize ()
	Return the number of local vector true dofs. More...

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...

HypreParMatrix *	GetPartialConformingInterpolation ()
	For a non-conforming mesh, construct and return the interpolation matrix from the partially conforming true dofs to the local dofs. The returned pointer must be deleted by the caller. 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...

virtual void	GetEssentialTrueDofs (const Array< int > &bdr_attr_is_ess, Array< int > &ess_tdof_list)

int	GetLocalTDofNumber (int ldof)

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

HYPRE_Int	GetGlobalScalarTDofNumber (int sldof)

HYPRE_Int	GetMyDofOffset () const

HYPRE_Int	GetMyTDofOffset () const

virtual const SparseMatrix *	GetRestrictionMatrix ()
	Get the R matrix which restricts a local dof vector to true dof vector. More...

void	ExchangeFaceNbrData ()

int	GetFaceNbrVSize () const

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

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

const FiniteElement *	GetFaceNbrFE (int i) const

const FiniteElement *	GetFaceNbrFaceFE (int i) const

const HYPRE_Int *	GetFaceNbrGlobalDofMap ()

void	Lose_Dof_TrueDof_Matrix ()

void	LoseDofOffsets ()

void	LoseTrueDofOffsets ()

bool	Conforming () const

bool	Nonconforming () const

virtual void	Update (bool want_transform=true)

virtual void	UpdatesFinished ()
	Free ParGridFunction transformation matrix (if any), to save memory. More...

virtual	~ParFiniteElementSpace ()

int	TrueVSize ()

Public Member Functions inherited from mfem::FiniteElementSpace
	FiniteElementSpace (Mesh mesh, const FiniteElementCollection fec, int vdim=1, int ordering=Ordering::byNODES)

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

NURBSExtension *	GetNURBSext ()

NURBSExtension *	StealNURBSext ()

bool	Conforming () const

bool	Nonconforming () const

const SparseMatrix *	GetConformingProlongation ()

const SparseMatrix *	GetConformingRestriction ()

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

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

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

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

int	GetVSize () const

int	GetNConformingDofs ()

int	GetConformingVSize ()

Ordering::Type	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

int	GetNumElementInteriorDofs (int i) const

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

void	DofsToVDofs (Array< int > &dofs, int ndofs=-1) const

void	DofsToVDofs (int vd, Array< int > &dofs, int ndofs=-1) const

int	DofToVDof (int dof, int vd, int ndofs=-1) const

int	VDofToDof (int vdof) const

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

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

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

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

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

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

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

void	RebuildElementToDofTable ()

void	BuildDofToArrays ()

const Table &	GetElementToDofTable () const

const Table &	GetBdrElementToDofTable () 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...

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

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

SparseMatrix *	D2C_GlobalRestrictionMatrix (FiniteElementSpace *cfes)

SparseMatrix *	D2Const_GlobalRestrictionMatrix (FiniteElementSpace *cfes)

SparseMatrix *	H2L_GlobalRestrictionMatrix (FiniteElementSpace *lfes)

const Operator *	GetUpdateOperator ()
	Get the GridFunction update matrix. More...

void	SetUpdateOperatorOwner (bool own)
	Set the ownership of the update operator: if set to false, the Operator returned by GetUpdateOperator() must be deleted outside the FiniteElementSpace. More...

long	GetSequence () const
	Return update counter (see Mesh::sequence) More...

void	Save (std::ostream &out) const

virtual	~FiniteElementSpace ()

Public Attributes
int	num_face_nbr_dofs

Table	face_nbr_element_dof

Table	face_nbr_ldof

Array< HYPRE_Int >	face_nbr_glob_dof_map

Table	send_face_nbr_ldof

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

static void	MarkerToList (const Array< int > &marker, Array< int > &list)
	Convert a Boolean marker array to a list containing all marked indices. More...

static void	ListToMarker (const Array< int > &list, int marker_size, Array< int > &marker, int mark_val=-1)

Protected Member Functions inherited from mfem::FiniteElementSpace
void	UpdateNURBS ()

void	Construct ()

void	Destroy ()

void	BuildElementToDofTable () const

void	GetEdgeFaceDofs (int type, int index, Array< int > &dofs)

void	GetConformingInterpolation ()
	Calculate the cP and cR matrices for a nonconforming mesh. More...

void	MakeVDimMatrix (SparseMatrix &mat) const

SparseMatrix *	RefinementMatrix (int old_ndofs, const Table *old_elem_dof)
	Calculate GridFunction interpolation matrix after mesh refinement. More...

void	GetLocalDerefinementMatrices (int geom, const CoarseFineTransformations &dt, DenseTensor &localR)

SparseMatrix *	DerefinementMatrix (int old_ndofs, const Table *old_elem_dof)
	Calculate GridFunction restriction matrix after mesh derefinement. More...

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

const FiniteElementCollection *	fec

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

Ordering::Type	ordering

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

int	nvdofs

int	nedofs

int	nfdofs

int	nbdofs

int *	fdofs

int *	bdofs

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
	Conforming restriction matrix such that cR.cP=I. More...

bool	cP_is_set

Operator *	T
	Transformation to apply to GridFunctions after space Update(). More...

bool	own_T

long	sequence

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	ordering = `Ordering::byNODES`
	)

Definition at line 26 of file pfespace.cpp.

virtual mfem::ParFiniteElementSpace::~ParFiniteElementSpace ( )

inlinevirtual

Definition at line 265 of file pfespace.hpp.

Member Function Documentation

bool mfem::ParFiniteElementSpace::Conforming ( ) const

inline

Definition at line 251 of file pfespace.hpp.

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

Scale a vector of true dofs.

Definition at line 413 of file pfespace.cpp.

HypreParMatrix * mfem::ParFiniteElementSpace::Dof_TrueDof_Matrix ( )

The true dof-to-dof interpolation matrix.

Definition at line 345 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::ExchangeFaceNbrData ( )

Definition at line 581 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 274 of file pfespace.cpp.

MPI_Comm mfem::ParFiniteElementSpace::GetComm ( )

inline

Definition at line 158 of file pfespace.hpp.

HYPRE_Int* mfem::ParFiniteElementSpace::GetDofOffsets ( )

inline

Definition at line 166 of file pfespace.hpp.

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

inline

Definition at line 164 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 260 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::GetEssentialTrueDofs	(	const Array< int > &	bdr_attr_is_ess,
		Array< int > &	ess_tdof_list
	)

virtual

Get a list of essential true dofs, ess_tdof_list, corresponding to the boundary attributes marked in the array bdr_attr_is_ess.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 479 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 466 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 288 of file pfespace.cpp.

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

Definition at line 801 of file pfespace.cpp.

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

Definition at line 849 of file pfespace.cpp.

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

Definition at line 807 of file pfespace.cpp.

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

Definition at line 835 of file pfespace.cpp.

const HYPRE_Int* mfem::ParFiniteElementSpace::GetFaceNbrGlobalDofMap ( )

inline

Definition at line 245 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::GetFaceNbrVSize ( ) const

inline

Definition at line 240 of file pfespace.hpp.

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

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

Definition at line 534 of file pfespace.cpp.

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

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

Definition at line 511 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 489 of file pfespace.cpp.

HYPRE_Int mfem::ParFiniteElementSpace::GetMyDofOffset ( ) const

Definition at line 571 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::GetMyRank ( )

inline

Definition at line 160 of file pfespace.hpp.

HYPRE_Int mfem::ParFiniteElementSpace::GetMyTDofOffset ( ) const

Definition at line 576 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::GetNRanks ( )

inline

Definition at line 159 of file pfespace.hpp.

ParMesh* mfem::ParFiniteElementSpace::GetParMesh ( )

inline

Definition at line 162 of file pfespace.hpp.

HypreParMatrix * mfem::ParFiniteElementSpace::GetPartialConformingInterpolation ( )

For a non-conforming mesh, construct and return the interpolation matrix from the partially conforming true dofs to the local dofs. The returned pointer must be deleted by the caller.

Definition at line 1503 of file pfespace.cpp.

virtual const SparseMatrix* mfem::ParFiniteElementSpace::GetRestrictionMatrix ( )

inlinevirtual

Get the R matrix which restricts a local dof vector to true dof vector.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 235 of file pfespace.hpp.

HYPRE_Int* mfem::ParFiniteElementSpace::GetTrueDofOffsets ( )

inline

Definition at line 167 of file pfespace.hpp.

virtual int mfem::ParFiniteElementSpace::GetTrueVSize ( )

inlinevirtual

Return the number of local vector true dofs.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 174 of file pfespace.hpp.

HYPRE_Int mfem::ParFiniteElementSpace::GlobalTrueVSize ( )

inline

Definition at line 170 of file pfespace.hpp.

HYPRE_Int mfem::ParFiniteElementSpace::GlobalVSize ( )

inline

Definition at line 168 of file pfespace.hpp.

GroupCommunicator& mfem::ParFiniteElementSpace::GroupComm ( )

inline

Return a reference to the internal GroupCommunicator (on VDofs)

Definition at line 203 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::Lose_Dof_TrueDof_Matrix ( )

Definition at line 858 of file pfespace.cpp.

void mfem::ParFiniteElementSpace::LoseDofOffsets ( )

inline

Definition at line 248 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::LoseTrueDofOffsets ( )

inline

Definition at line 249 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 196 of file pfespace.hpp.

bool mfem::ParFiniteElementSpace::Nonconforming ( ) const

inline

Definition at line 252 of file pfespace.hpp.

GroupCommunicator * mfem::ParFiniteElementSpace::ScalarGroupComm ( )

Return a new GroupCommunicator on Dofs.

Definition at line 429 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 449 of file pfespace.cpp.

int mfem::ParFiniteElementSpace::TrueVSize ( )

inline

Definition at line 268 of file pfespace.hpp.

void mfem::ParFiniteElementSpace::Update ( bool want_transform = true )

virtual

Reflect changes in the mesh. Calculate one of the refinement/derefinement /rebalance matrices, unless want_transform is false.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 2155 of file pfespace.cpp.

virtual void mfem::ParFiniteElementSpace::UpdatesFinished ( )

inlinevirtual

Free ParGridFunction transformation matrix (if any), to save memory.

Reimplemented from mfem::FiniteElementSpace.

Definition at line 259 of file pfespace.hpp.

Member Data Documentation

Table mfem::ParFiniteElementSpace::face_nbr_element_dof

Definition at line 147 of file pfespace.hpp.

Array<HYPRE_Int> mfem::ParFiniteElementSpace::face_nbr_glob_dof_map

Definition at line 151 of file pfespace.hpp.

Table mfem::ParFiniteElementSpace::face_nbr_ldof

Definition at line 149 of file pfespace.hpp.

int mfem::ParFiniteElementSpace::num_face_nbr_dofs

Definition at line 145 of file pfespace.hpp.

Table mfem::ParFiniteElementSpace::send_face_nbr_ldof

Definition at line 153 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