#include <dofhandler.hh>

Inheritance diagram for SubDOFHandlerMultiDim:

Collaboration diagram for SubDOFHandlerMultiDim:

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Public Member Functions
	SubDOFHandlerMultiDim (std::shared_ptr< DOFHandlerMultiDim > dh, unsigned int component_idx)
	Creates a new dof handler for a component of FESystem. More...

VectorMPI	update_subvector (const VectorMPI &vec, VectorMPI &subvec)
	Update values in subvector from parent vector. More...

void	update_parent_vector (VectorMPI &vec, const VectorMPI &subvec)
	Update values in parent vector from values of subvector. More...

const std::vector< LongIdx > &	parent_indices ()
	Local indices in the parent handler. More...

Public Member Functions inherited from DOFHandlerMultiDim
	DOFHandlerMultiDim (Mesh &_mesh, bool make_elem_part=true)
	Constructor. More...

void	distribute_dofs (std::shared_ptr< DiscreteSpace > ds)
	Distributes degrees of freedom on the mesh needed for the given discrete space. More...

std::shared_ptr< DOFHandlerMultiDim >	sequential ()
	Returns sequential version of the current dof handler. More...

std::shared_ptr< VecScatter >	sequential_scatter ()
	Returns scatter context from parallel to sequential vectors. More...

virtual VectorMPI	create_vector ()
	Allocates PETSc vector according to the dof distribution. More...

LongIdx	edge_index (int loc_edg) const
	Returns the global index of local edge. More...

LongIdx	nb_index (int loc_nb) const
	Returns the global index of local neighbour. More...

unsigned int	n_loc_edges () const
	Returns number of local edges. More...

unsigned int	n_loc_nb () const
	Returns number of local neighbours. More...

void	print () const
	Output structure of dof handler. More...

std::size_t	hash () const override

Range< DHCellAccessor >	own_range () const
	Returns range of DOF handler cells (only range of own without ghost cells) More...

Range< DHCellAccessor >	local_range () const
	Returns range over own and ghost cells of DOF handler. More...

Range< DHCellAccessor >	ghost_range () const
	Returns range over ghosts DOF handler cells. More...

const DHCellAccessor	cell_accessor_from_element (unsigned int elm_idx) const
	Return DHCellAccessor appropriate to ElementAccessor of given idx. More...

std::shared_ptr< DiscreteSpace >	ds () const
	Return pointer to discrete space for which the handler distributes dofs. More...

	~DOFHandlerMultiDim () override
	Destructor. More...

Public Member Functions inherited from DOFHandlerBase
	DOFHandlerBase (Mesh &_mesh)
	Constructor. More...

const unsigned int	n_global_dofs () const
	Getter for the number of all mesh dofs required by the given finite element. More...

const unsigned int	lsize () const
	Returns the number of dofs on the current process. More...

const unsigned int	max_elem_dofs () const
	Returns max. number of dofs on one element. More...

std::shared_ptr< Distribution >	distr () const

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

virtual	~DOFHandlerBase ()
	Destructor. More...

Private Member Functions
void	receive_sub_ghost_dofs (unsigned int proc, vector< LongIdx > &dofs)
	Get global dof indices of ghost dofs for sub-handler. More...

void	send_sub_ghost_dofs (unsigned int proc, const map< LongIdx, LongIdx > &global_to_local_dof_idx)
	Send global indices of dofs that are ghost on other processors. More...

Private Attributes
std::shared_ptr< DOFHandlerMultiDim >	parent_
	Parent dof handler. More...

unsigned int	fe_idx_
	Index of FE in parent FESystem. More...

std::vector< LongIdx >	parent_dof_idx_
	Local indices in the parent handler. More...

Additional Inherited Members
Protected Member Functions inherited from DOFHandlerMultiDim
bool	el_is_local (int index) const

void	make_elem_partitioning ()
	Prepare parallel distribution of elements, edges and neighbours. More...

void	init_cell_starts ()
	Initialize vector of starting indices for elements. More...

void	init_dof_starts (std::vector< LongIdx > &node_dof_starts, std::vector< LongIdx > &edge_dof_starts)
	Initialize auxiliary vector of starting indices of nodal/edge dofs. More...

void	init_status (std::vector< short int > &node_status, std::vector< short int > &edge_status)
	Initialize node_status and edge_status. More...

void	receive_ghost_dofs (unsigned int proc, std::vector< LongIdx > &dofs)
	Obtain dof numbers on ghost elements from other processor. More...

void	send_ghost_dofs (unsigned int proc)
	Send dof numbers to other processor. More...

void	update_local_dofs (unsigned int proc, const std::vector< bool > &update_cells, const std::vector< LongIdx > &dofs, const std::vector< LongIdx > &node_dof_starts, std::vector< LongIdx > &node_dofs, const std::vector< LongIdx > &edge_dof_starts, std::vector< LongIdx > &edge_dofs)
	Update dofs on local elements from ghost element dofs. More...

void	create_sequential ()
	Communicate local dof indices to all processors and create new sequential dof handler. More...

unsigned int	get_dof_indices (const DHCellAccessor &cell, std::vector< LongIdx > &indices) const override
	Returns the global indices of dofs associated to the `cell`. More...

unsigned int	get_loc_dof_indices (const DHCellAccessor &cell, std::vector< LongIdx > &indices) const override
	Returns the indices of dofs associated to the `cell` on the local process. More...

Protected Attributes inherited from DOFHandlerMultiDim
std::shared_ptr< DiscreteSpace >	ds_
	Pointer to the discrete space for which the handler distributes dofs. More...

bool	is_parallel_
	Indicator for parallel/sequential dof handler. More...

std::shared_ptr< DOFHandlerMultiDim >	dh_seq_
	Sequential dof handler associated to the current (parallel) one. More...

std::shared_ptr< VecScatter >	scatter_to_seq_
	Scatter context for parallel to sequential vectors. More...

std::vector< LongIdx >	cell_starts
	Starting indices for local (owned+ghost) element dofs. More...

std::vector< LongIdx >	dof_indices
	Dof numbers on local and ghost elements. More...

std::vector< LongIdx >	local_to_global_dof_idx_
	Maps local and ghost dof indices to global ones. More...

std::unordered_map< LongIdx, LongIdx >	global_to_local_el_idx_
	Maps global element index into local/ghost index (obsolete). More...

Distribution *	el_ds_
	Distribution of elements. More...

vector< LongIdx >	edg_4_loc
	Local edge index -> global edge index. More...

vector< LongIdx >	nb_4_loc
	Local neighbour index -> global neighbour index. More...

vector< LongIdx >	ghost_4_loc
	Indices of ghost cells (neighbouring with local elements). More...

set< unsigned int >	ghost_proc
	Processors of ghost elements. More...

map< unsigned int, vector< LongIdx > >	ghost_proc_el
	Arrays of ghost cells for each neighbouring processor. More...

Protected Attributes inherited from DOFHandlerBase
unsigned int	n_global_dofs_
	Number of global dofs assigned by the handler. More...

unsigned int	lsize_
	Number of dofs associated to local process. More...

unsigned int	loffset_
	Index of the first dof on the local process. More...

unsigned int	max_elem_dofs_
	Max. number of dofs per element. More...

Mesh *	mesh_
	Pointer to the mesh to which the dof handler is associated. More...

std::shared_ptr< Distribution >	dof_ds_
	Distribution of dofs associated to local process. More...

Static Protected Attributes inherited from DOFHandlerMultiDim
static const int	INVALID_NFACE = 1

static const int	VALID_NFACE = 2

static const int	ASSIGNED_NFACE = 3

static const int	INVALID_DOF = -1

Detailed Description

Definition at line 442 of file dofhandler.hh.

Constructor & Destructor Documentation

SubDOFHandlerMultiDim::SubDOFHandlerMultiDim	(	std::shared_ptr< DOFHandlerMultiDim >	dh,
		unsigned int	component_idx
	)

Creates a new dof handler for a component of FESystem.

The component_idx indicates the index of finite-element from dh for which the new sub- handler is made. The numbering of dofs in sub-handler is compatible with the original handler.

Definition at line 741 of file dofhandler.cc.

Member Function Documentation

const std::vector<LongIdx>& SubDOFHandlerMultiDim::parent_indices ( )

inline

Local indices in the parent handler.

Definition at line 470 of file dofhandler.hh.

void SubDOFHandlerMultiDim::receive_sub_ghost_dofs	(	unsigned int	proc,
		vector< LongIdx > &	dofs
	)

private

Get global dof indices of ghost dofs for sub-handler.

Definition at line 852 of file dofhandler.cc.

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void SubDOFHandlerMultiDim::send_sub_ghost_dofs	(	unsigned int	proc,
		const map< LongIdx, LongIdx > &	global_to_local_dof_idx
	)

private

Send global indices of dofs that are ghost on other processors.

Definition at line 877 of file dofhandler.cc.

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void SubDOFHandlerMultiDim::update_parent_vector	(	VectorMPI &	vec,
		const VectorMPI &	subvec
	)

Update values in parent vector from values of subvector.

vec Vector aligned with parent dof handler. subvec Vector aligned with the current sub-handler.

Definition at line 905 of file dofhandler.cc.

VectorMPI SubDOFHandlerMultiDim::update_subvector	(	const VectorMPI &	vec,
		VectorMPI &	subvec
	)

Update values in subvector from parent vector.

vec Vector aligned with the parent dof handler. subvec Vctor aligned with the current sub-handler.

Definition at line 895 of file dofhandler.cc.

Member Data Documentation

unsigned int SubDOFHandlerMultiDim::fe_idx_

private

Index of FE in parent FESystem.

Definition at line 485 of file dofhandler.hh.

std::shared_ptr<DOFHandlerMultiDim> SubDOFHandlerMultiDim::parent_

private

Parent dof handler.

Definition at line 482 of file dofhandler.hh.

std::vector<LongIdx> SubDOFHandlerMultiDim::parent_dof_idx_

private

Local indices in the parent handler.

Definition at line 488 of file dofhandler.hh.

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

/opt/flow123d/flow123d/src/fem/dofhandler.hh
/opt/flow123d/flow123d/src/fem/dofhandler.cc

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation