
Public Member Functions | |
| MGTransferSelect () | |
| MGTransferSelect (const ConstraintMatrix &constraints) | |
| virtual | ~MGTransferSelect () |
| template<int dim, int spacedim> | |
| void | build_matrices (const DoFHandler< dim, spacedim > &dof, const MGDoFHandler< dim, spacedim > &mg_dof, unsigned int selected, unsigned int mg_selected, const std::vector< unsigned int > &target_component=std::vector< unsigned int >(), const std::vector< unsigned int > &mg_target_component=std::vector< unsigned int >(), const std::vector< std::set< unsigned int > > &boundary_indices=std::vector< std::set< unsigned int > >()) |
| void | select (const unsigned int component, const unsigned int mg_component=numbers::invalid_unsigned_int) |
| virtual void | prolongate (const unsigned int to_level, Vector< number > &dst, const Vector< number > &src) const |
| virtual void | restrict_and_add (const unsigned int from_level, Vector< number > &dst, const Vector< number > &src) const |
| template<int dim, typename number2 , int spacedim> | |
| void | copy_to_mg (const MGDoFHandler< dim, spacedim > &mg_dof, MGLevelObject< Vector< number > > &dst, const Vector< number2 > &src) const |
| template<int dim, typename number2 , int spacedim> | |
| void | copy_from_mg (const MGDoFHandler< dim, spacedim > &mg_dof, Vector< number2 > &dst, const MGLevelObject< Vector< number > > &src) const |
| template<int dim, typename number2 , int spacedim> | |
| void | copy_from_mg_add (const MGDoFHandler< dim, spacedim > &mg_dof, Vector< number2 > &dst, const MGLevelObject< Vector< number > > &src) const |
| template<int dim, typename number2 , int spacedim> | |
| void | copy_to_mg (const MGDoFHandler< dim, spacedim > &mg_dof, MGLevelObject< Vector< number > > &dst, const BlockVector< number2 > &src) const |
| template<int dim, typename number2 , int spacedim> | |
| void | copy_from_mg (const MGDoFHandler< dim, spacedim > &mg_dof, BlockVector< number2 > &dst, const MGLevelObject< Vector< number > > &src) const |
| template<int dim, typename number2 , int spacedim> | |
| void | copy_from_mg_add (const MGDoFHandler< dim, spacedim > &mg_dof, BlockVector< number2 > &dst, const MGLevelObject< Vector< number > > &src) const |
| std::size_t | memory_consumption () const |
Public Attributes | |
| SmartPointer< const ConstraintMatrix > | constraints |
Private Member Functions | |
| template<int dim, class OutVector , int spacedim> | |
| void | do_copy_from_mg (const MGDoFHandler< dim, spacedim > &mg_dof, OutVector &dst, const MGLevelObject< Vector< number > > &src) const |
| template<int dim, class OutVector , int spacedim> | |
| void | do_copy_from_mg_add (const MGDoFHandler< dim, spacedim > &mg_dof, OutVector &dst, const MGLevelObject< Vector< number > > &src) const |
| template<int dim, class InVector , int spacedim> | |
| void | do_copy_to_mg (const MGDoFHandler< dim, spacedim > &mg_dof, MGLevelObject< Vector< number > > &dst, const InVector &src) const |
Private Attributes | |
| unsigned int | selected_component |
| unsigned int | mg_selected_component |
| std::vector< std::vector< bool > > | interface_dofs |
Implementation of the MGTransferBase interface for block matrices and simple vectors. This class uses MGTransferComponentBase selecting a single component or grouping several components into a single block. The transfer operators themselves are implemented for Vector and BlockVector objects.
See MGTransferBase to find out which of the transfer classes is best for your needs.
Definition at line 201 of file mg_transfer_component.h.
| MGTransferSelect< number >::MGTransferSelect | ( | ) |
Constructor without constraint matrices. Use this constructor only with discontinuous finite elements or with no local refinement.
| MGTransferSelect< number >::MGTransferSelect | ( | const ConstraintMatrix & | constraints ) |
Constructor with constraint matrices.
| virtual MGTransferSelect< number >::~MGTransferSelect | ( | ) | [virtual] |
Destructor.
| void MGTransferSelect< number >::build_matrices | ( | const DoFHandler< dim, spacedim > & | dof, |
| const MGDoFHandler< dim, spacedim > & | mg_dof, | ||
| unsigned int | selected, | ||
| unsigned int | mg_selected, | ||
| const std::vector< unsigned int > & | target_component = std::vector< unsigned int >(), |
||
| const std::vector< unsigned int > & | mg_target_component = std::vector< unsigned int >(), |
||
| const std::vector< std::set< unsigned int > > & | boundary_indices = std::vector< std::set< unsigned int > >() |
||
| ) |
Actually build the prolongation matrices for grouped components.
This function is a front-end for the same function in MGTransferComponentBase.
target_component.If mg_target_component is present, this refers to the renumbered components.
selected argument| void MGTransferSelect< number >::select | ( | const unsigned int | component, |
| const unsigned int | mg_component = numbers::invalid_unsigned_int |
||
| ) | [inline] |
Change selected component. Handle with care!
Definition at line 442 of file mg_transfer_component.h.
References numbers::invalid_unsigned_int.
| virtual void MGTransferSelect< number >::prolongate | ( | const unsigned int | to_level, |
| Vector< number > & | dst, | ||
| const Vector< number > & | src | ||
| ) | const [virtual] |
Prolongate a vector from level to_level-1 to level to_level. The previous content of dst is overwritten.
Implements MGTransferBase< Vector< number > >.
| virtual void MGTransferSelect< number >::restrict_and_add | ( | const unsigned int | from_level, |
| Vector< number > & | dst, | ||
| const Vector< number > & | src | ||
| ) | const [virtual] |
Restrict a vector from level from_level to level from_level-1 and add this restriction to dst. If the region covered by cells on level from_level is smaller than that of level from_level-1 (local refinement), then some degrees of freedom in dst are active and will not be altered. For the other degress of freedom, the result of the restriction is added.
Implements MGTransferBase< Vector< number > >.
| void MGTransferSelect< number >::copy_to_mg | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| MGLevelObject< Vector< number > > & | dst, | ||
| const Vector< number2 > & | src | ||
| ) | const |
Transfer from a vector on the global grid to a multilevel vector.
| void MGTransferSelect< number >::copy_from_mg | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| Vector< number2 > & | dst, | ||
| const MGLevelObject< Vector< number > > & | src | ||
| ) | const |
Transfer from multilevel vector to normal vector.
Copies data from active portions of an multilevel vector into the respective positions of a Vector.
| void MGTransferSelect< number >::copy_from_mg_add | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| Vector< number2 > & | dst, | ||
| const MGLevelObject< Vector< number > > & | src | ||
| ) | const |
Add a multi-level vector to a normal vector.
Works as the previous function, but probably not for continuous elements.
| void MGTransferSelect< number >::copy_to_mg | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| MGLevelObject< Vector< number > > & | dst, | ||
| const BlockVector< number2 > & | src | ||
| ) | const |
Transfer from a vector on the global grid to multilevel vectors.
| void MGTransferSelect< number >::copy_from_mg | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| BlockVector< number2 > & | dst, | ||
| const MGLevelObject< Vector< number > > & | src | ||
| ) | const |
Transfer from multilevel vector to normal vector.
Copies data from active portions of a multilevel vector into the respective positions of a global BlockVector.
| void MGTransferSelect< number >::copy_from_mg_add | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| BlockVector< number2 > & | dst, | ||
| const MGLevelObject< Vector< number > > & | src | ||
| ) | const |
Add a multi-level vector to a normal vector.
Works as the previous function, but probably not for continuous elements.
| std::size_t MGTransferSelect< number >::memory_consumption | ( | ) | const |
Memory used by this object.
Reimplemented from MGTransferComponentBase.
| void MGTransferSelect< number >::do_copy_from_mg | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| OutVector & | dst, | ||
| const MGLevelObject< Vector< number > > & | src | ||
| ) | const [private] |
Implementation of the public function.
| void MGTransferSelect< number >::do_copy_from_mg_add | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| OutVector & | dst, | ||
| const MGLevelObject< Vector< number > > & | src | ||
| ) | const [private] |
Implementation of the public function.
| void MGTransferSelect< number >::do_copy_to_mg | ( | const MGDoFHandler< dim, spacedim > & | mg_dof, |
| MGLevelObject< Vector< number > > & | dst, | ||
| const InVector & | src | ||
| ) | const [private] |
Actual implementation of copy_to_mg().
unsigned int MGTransferSelect< number >::selected_component [private] |
Selected component of global vector.
Definition at line 411 of file mg_transfer_component.h.
unsigned int MGTransferSelect< number >::mg_selected_component [private] |
Selected component inside multigrid.
Definition at line 415 of file mg_transfer_component.h.
std::vector<std::vector<bool> > MGTransferSelect< number >::interface_dofs [private] |
The degrees of freedom on the the refinement edges. For each level (outer vector) and each dof index (inner vector), this bool is true if the level degree of freedom is on the refinement edge towards the lower level excluding boundary dofs.
Definition at line 427 of file mg_transfer_component.h.
| SmartPointer<const ConstraintMatrix> MGTransferSelect< number >::constraints |
The constraints of the global system.
Definition at line 434 of file mg_transfer_component.h.
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