wmtk::operations::composite::TetEdgeSwap Class Reference

Performs an edge swap, implemented as a combination of swap and collapse. More...

#include <TetEdgeSwap.hpp>

Inheritance diagram for wmtk::operations::composite::TetEdgeSwap:

Collaboration diagram for wmtk::operations::composite::TetEdgeSwap:

Public Member Functions
	TetEdgeSwap (Mesh &m, int64_t collapse_index=0)
PrimitiveType	primitive_type () const override
EdgeSplit &	split ()
EdgeCollapse &	collapse ()
Public Member Functions inherited from wmtk::operations::Operation
	Operation (Mesh &mesh)
virtual	~Operation ()
virtual std::vector< simplex::Simplex >	operator() (const simplex::Simplex &simplex)
virtual double	priority (const simplex::Simplex &simplex) const
virtual bool	use_random_priority () const
virtual bool &	use_random_priority ()
const Mesh &	mesh () const
Mesh &	mesh ()
void	add_invariant (std::shared_ptr< Invariant > invariant)
void	set_priority (const std::function< double(const simplex::Simplex &)> &func)
std::shared_ptr< const operations::AttributeTransferStrategyBase >	get_transfer_strategy (const attribute::MeshAttributeHandle &attribute)
void	add_transfer_strategy (const std::shared_ptr< const operations::AttributeTransferStrategyBase > &other)
void	set_transfer_strategy (const attribute::MeshAttributeHandle &attribute, const std::shared_ptr< const operations::AttributeTransferStrategyBase > &other)
void	clear_attribute_transfer_strategies ()
virtual void	reserve_enough_simplices ()

Protected Member Functions
std::vector< simplex::Simplex >	unmodified_primitives (const simplex::Simplex &simplex) const override
	Returns all simplices that will be potentially affected by the operation. More...
std::vector< simplex::Simplex >	execute (const simplex::Simplex &simplex) override
	returns an empty vector in case of failure More...
Protected Member Functions inherited from wmtk::operations::Operation
virtual bool	before (const simplex::Simplex &simplex) const
virtual bool	after (const std::vector< simplex::Simplex > &unmods, const std::vector< simplex::Simplex > &mods) const
void	apply_attribute_transfer (const std::vector< simplex::Simplex > &direct_mods)

Private Attributes
EdgeSplit	m_split
EdgeCollapse	m_collapse
int64_t	m_collapse_index

Additional Inherited Members
Protected Attributes inherited from wmtk::operations::Operation
std::function< double(const simplex::Simplex &)>	m_priority = nullptr
invariants::InvariantCollection	m_invariants
std::vector< std::shared_ptr< const operations::AttributeTransferStrategyBase > >	m_attr_transfer_strategies

Detailed Description

Performs an edge swap, implemented as a combination of swap and collapse.

When swapping an edge, one first split the edge (that splits all the tets incident to that edge), then collapse the edge with index collapse_index.)

Edge swap cannot be performed on boundary edges.

Definition at line 18 of file TetEdgeSwap.hpp.

Constructor & Destructor Documentation

TetEdgeSwap()

wmtk::operations::composite::TetEdgeSwap::TetEdgeSwap	(	Mesh &	m,
		int64_t	collapse_index = 0
	)

Definition at line 10 of file TetEdgeSwap.cpp.

Member Function Documentation

collapse()

EdgeCollapse& wmtk::operations::composite::TetEdgeSwap::collapse ( )

inline

Definition at line 26 of file TetEdgeSwap.hpp.

References m_collapse.

execute()

std::vector< simplex::Simplex > wmtk::operations::composite::TetEdgeSwap::execute ( const simplex::Simplex &  simplex )

overrideprotectedvirtual

returns an empty vector in case of failure

Implements wmtk::operations::Operation.

Definition at line 17 of file TetEdgeSwap.cpp.

References wmtk::simplex::closed_star(), wmtk::Edge, wmtk::simplex::Simplex::edge(), wmtk::simplex::Simplex::face(), wmtk::simplex::SimplexCollection::get_intersection(), wmtk::get_primitive_type_id(), wmtk::simplex::utils::SimplexComparisons::less(), m_collapse, m_collapse_index, m_split, wmtk::operations::Operation::mesh(), wmtk::simplex::open_star(), wmtk::operations::EdgeCollapse::primitive_type(), wmtk::Mesh::switch_tuples(), wmtk::Tetrahedron, wmtk::Triangle, and wmtk::simplex::Simplex::vertex().

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primitive_type()

PrimitiveType wmtk::operations::composite::TetEdgeSwap::primitive_type ( ) const

inlineoverridevirtual

Implements wmtk::operations::Operation.

Definition at line 23 of file TetEdgeSwap.hpp.

References wmtk::Edge.

split()

EdgeSplit& wmtk::operations::composite::TetEdgeSwap::split ( )

inline

Definition at line 25 of file TetEdgeSwap.hpp.

References m_split.

unmodified_primitives()

std::vector< simplex::Simplex > wmtk::operations::composite::TetEdgeSwap::unmodified_primitives ( const simplex::Simplex &  simplex ) const

overrideprotectedvirtual

Returns all simplices that will be potentially affected by the operation.

Implements wmtk::operations::Operation.

Definition at line 159 of file TetEdgeSwap.cpp.

Member Data Documentation

m_collapse

EdgeCollapse wmtk::operations::composite::TetEdgeSwap::m_collapse

private

Definition at line 36 of file TetEdgeSwap.hpp.

Referenced by collapse(), and execute().

m_collapse_index

int64_t wmtk::operations::composite::TetEdgeSwap::m_collapse_index

private

Definition at line 37 of file TetEdgeSwap.hpp.

Referenced by execute().

m_split

EdgeSplit wmtk::operations::composite::TetEdgeSwap::m_split

private

Definition at line 35 of file TetEdgeSwap.hpp.

Referenced by execute(), and split().

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

• src/wmtk/operations/composite/TetEdgeSwap.hpp
• src/wmtk/operations/composite/TetEdgeSwap.cpp