ogdf::fast_multipole_embedder::WSPD Class Reference

Class for the Well-Separated-Pairs-Decomposition (WSPD) More...

#include <ogdf/energybased/fast_multipole_embedder/WSPD.h>

Public Types
using	NodeID = LinearQuadtree::NodeID

Public Member Functions
	WSPD (uint32_t maxNumNodes)
	Constructor. Allocates the memory via OGDF_MALLOC_16. More...
	~WSPD ()
	Destructor. Deallocates via OGDF_FREE_16. More...
void	addWSP (NodeID a, NodeID b)
	Adds a well separated pair (a, b) More...
void	clear ()
	Resets the array m_nodeInfo. More...
uint32_t	firstPairEntry (NodeID nodeID) const
	Returns the index of the first pair of node nodeID. More...
uint32_t	maxNumNodes () const
	Returns the maximum number of nodes. Equals the maximum number of nodes in the LinearQuadtree. More...
uint32_t	maxNumPairs () const
	Returns the maximum number of pairs. More...
uint32_t	nextPair (uint32_t currPairIndex, NodeID a) const
	Returns the index of the next pair of currPairIndex of the node with index a. More...
NodeAdjInfo &	nodeInfo (NodeID nodeID) const
	Returns the node info for index nodeID. More...
uint32_t	numPairs () const
	Returns the total number of pairs. More...
uint32_t	numWSNodes (NodeID a) const
	Returns the number of well separated nodes for node a. More...
EdgeAdjInfo &	pairInfo (uint32_t pairIndex) const
	Returns the pair info for index pairIndex. More...
unsigned long	sizeInBytes () const
uint32_t	wsNodeOfPair (uint32_t currPairIndex, NodeID a) const
	Returns the other node (not a) of the pair with index currPairIndex. More...

Private Member Functions
void	allocate ()
	Allocates all memory. More...
void	deallocate ()
	Releases all memory. More...

Private Attributes
uint32_t	m_maxNumNodes
	Maximum number of nodes. More...
uint32_t	m_maxNumPairs
	Upper bound for the number of pairs. More...
NodeAdjInfo *	m_nodeInfo
	Array which holds the wspd information for one quadtree node. More...
uint32_t	m_numPairs
	Total number of pairs. More...
EdgeAdjInfo *	m_pairs
	Array containing all pairs. More...

Detailed Description

Class for the Well-Separated-Pairs-Decomposition (WSPD)

Definition at line 43 of file WSPD.h.

Member Typedef Documentation

NodeID

using ogdf::fast_multipole_embedder::WSPD::NodeID = LinearQuadtree::NodeID

Definition at line 45 of file WSPD.h.

Constructor & Destructor Documentation

WSPD()

ogdf::fast_multipole_embedder::WSPD::WSPD ( uint32_t  maxNumNodes )

explicit

Constructor. Allocates the memory via OGDF_MALLOC_16.

~WSPD()

ogdf::fast_multipole_embedder::WSPD::~WSPD

(

)

Destructor. Deallocates via OGDF_FREE_16.

Member Function Documentation

addWSP()

void ogdf::fast_multipole_embedder::WSPD::addWSP	(	NodeID	a,
		NodeID	b
	)

Adds a well separated pair (a, b)

allocate()

void ogdf::fast_multipole_embedder::WSPD::allocate ( )

private

Allocates all memory.

clear()

void ogdf::fast_multipole_embedder::WSPD::clear

(

)

Resets the array m_nodeInfo.

deallocate()

void ogdf::fast_multipole_embedder::WSPD::deallocate ( )

private

Releases all memory.

firstPairEntry()

uint32_t ogdf::fast_multipole_embedder::WSPD::firstPairEntry ( NodeID  nodeID ) const

inline

Returns the index of the first pair of node nodeID.

Definition at line 88 of file WSPD.h.

maxNumNodes()

uint32_t ogdf::fast_multipole_embedder::WSPD::maxNumNodes ( ) const

inline

Returns the maximum number of nodes. Equals the maximum number of nodes in the LinearQuadtree.

Definition at line 54 of file WSPD.h.

maxNumPairs()

uint32_t ogdf::fast_multipole_embedder::WSPD::maxNumPairs ( ) const

inline

Returns the maximum number of pairs.

Definition at line 63 of file WSPD.h.

nextPair()

uint32_t ogdf::fast_multipole_embedder::WSPD::nextPair ( uint32_t  currPairIndex, NodeID  a  ) const

inline

Returns the index of the next pair of currPairIndex of the node with index a.

Definition at line 78 of file WSPD.h.

nodeInfo()

NodeAdjInfo& ogdf::fast_multipole_embedder::WSPD::nodeInfo ( NodeID  nodeID ) const

inline

Returns the node info for index nodeID.

Definition at line 75 of file WSPD.h.

numPairs()

uint32_t ogdf::fast_multipole_embedder::WSPD::numPairs ( ) const

inline

Returns the total number of pairs.

Definition at line 60 of file WSPD.h.

numWSNodes()

uint32_t ogdf::fast_multipole_embedder::WSPD::numWSNodes ( NodeID  a ) const

inline

Returns the number of well separated nodes for node a.

Definition at line 57 of file WSPD.h.

pairInfo()

EdgeAdjInfo& ogdf::fast_multipole_embedder::WSPD::pairInfo ( uint32_t  pairIndex ) const

inline

Returns the pair info for index pairIndex.

Definition at line 72 of file WSPD.h.

sizeInBytes()

unsigned long ogdf::fast_multipole_embedder::WSPD::sizeInBytes

(

)

const

wsNodeOfPair()

uint32_t ogdf::fast_multipole_embedder::WSPD::wsNodeOfPair ( uint32_t  currPairIndex, NodeID  a  ) const

inline

Returns the other node (not a) of the pair with index currPairIndex.

Definition at line 83 of file WSPD.h.

Member Data Documentation

m_maxNumNodes

uint32_t ogdf::fast_multipole_embedder::WSPD::m_maxNumNodes

private

Maximum number of nodes.

Definition at line 100 of file WSPD.h.

m_maxNumPairs

uint32_t ogdf::fast_multipole_embedder::WSPD::m_maxNumPairs

private

Upper bound for the number of pairs.

Definition at line 104 of file WSPD.h.

m_nodeInfo

NodeAdjInfo* ogdf::fast_multipole_embedder::WSPD::m_nodeInfo

private

Array which holds the wspd information for one quadtree node.

Definition at line 101 of file WSPD.h.

m_numPairs

uint32_t ogdf::fast_multipole_embedder::WSPD::m_numPairs

private

Total number of pairs.

Definition at line 103 of file WSPD.h.

m_pairs

EdgeAdjInfo* ogdf::fast_multipole_embedder::WSPD::m_pairs

private

Array containing all pairs.

Definition at line 102 of file WSPD.h.

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

• include/ogdf/energybased/fast_multipole_embedder/WSPD.h