ogdf::fast_multipole_embedder::LinearQuadtreeExpansion Class Reference

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

Public Member Functions
	LinearQuadtreeExpansion (uint32_t precision, const LinearQuadtree &tree)
	constructor
	~LinearQuadtreeExpansion (void)
	destructor
void	L2L (uint32_t source, uint32_t receiver)
	shifts the source local coefficient to the center of the receiver and adds them
void	L2P (uint32_t source, uint32_t point, float &fx, float &fy)
	evaluates the derivate of the local expansion at the point and adds the forces to fx fy
double *	localExp () const
	returns the array with local coefficients
void	M2L (uint32_t source, uint32_t receiver)
	converts the source multipole coefficient in to a local coefficients at the center of the receiver and adds them
void	M2M (uint32_t source, uint32_t receiver)
	shifts the source multipole coefficient to the center of the receiver and adds them
double *	multiExp () const
	returns the array with multipole coefficients
uint32_t	numCoeff () const
	number of coefficients per expansions
void	P2M (uint32_t point, uint32_t receiver)
	adds a point with the given charge to the receiver expansion
uint32_t	sizeInBytes () const
	returns the size in bytes
const LinearQuadtree &	tree ()
	the quadtree

Public Attributes
BinCoeff< double >	binCoef
double *	m_localExp
	the big local expansion coeff array
double *	m_multiExp
	the big multipole expansione coeff array
uint32_t	m_numCoeff
	the number of coeff per expansions
uint32_t	m_numExp
	the number of multipole (locale) expansions

Private Member Functions
void	allocate ()
	allocates the space for the coeffs
void	deallocate ()
	releases the memory for the coeffs

Private Attributes
const LinearQuadtree &	m_tree
	the Quadtree reference

Detailed Description

Definition at line 45 of file LinearQuadtreeExpansion.h.

Constructor & Destructor Documentation

LinearQuadtreeExpansion()

ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::LinearQuadtreeExpansion	(	uint32_t	precision,
		const LinearQuadtree &	tree
	)

constructor

~LinearQuadtreeExpansion()

ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::~LinearQuadtreeExpansion

(

void

)

destructor

Member Function Documentation

allocate()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::allocate ( )

private

allocates the space for the coeffs

deallocate()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::deallocate ( )

private

releases the memory for the coeffs

L2L()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::L2L	(	uint32_t	source,
		uint32_t	receiver
	)

shifts the source local coefficient to the center of the receiver and adds them

L2P()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::L2P	(	uint32_t	source,
		uint32_t	point,
		float &	fx,
		float &	fy
	)

evaluates the derivate of the local expansion at the point and adds the forces to fx fy

localExp()

double * ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::localExp ( ) const

inline

returns the array with local coefficients

Definition at line 75 of file LinearQuadtreeExpansion.h.

M2L()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::M2L	(	uint32_t	source,
		uint32_t	receiver
	)

converts the source multipole coefficient in to a local coefficients at the center of the receiver and adds them

M2M()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::M2M	(	uint32_t	source,
		uint32_t	receiver
	)

shifts the source multipole coefficient to the center of the receiver and adds them

multiExp()

double * ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::multiExp ( ) const

inline

returns the array with multipole coefficients

Definition at line 72 of file LinearQuadtreeExpansion.h.

numCoeff()

uint32_t ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::numCoeff ( ) const

inline

number of coefficients per expansions

Definition at line 78 of file LinearQuadtreeExpansion.h.

P2M()

void ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::P2M	(	uint32_t	point,
		uint32_t	receiver
	)

adds a point with the given charge to the receiver expansion

sizeInBytes()

uint32_t ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::sizeInBytes ( ) const

inline

returns the size in bytes

Definition at line 69 of file LinearQuadtreeExpansion.h.

tree()

const LinearQuadtree & ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::tree ( )

inline

the quadtree

Definition at line 81 of file LinearQuadtreeExpansion.h.

Member Data Documentation

binCoef

BinCoeff<double> ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::binCoef

Definition at line 107 of file LinearQuadtreeExpansion.h.

m_localExp

double* ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::m_localExp

the big local expansion coeff array

Definition at line 98 of file LinearQuadtreeExpansion.h.

m_multiExp

double* ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::m_multiExp

the big multipole expansione coeff array

Definition at line 95 of file LinearQuadtreeExpansion.h.

m_numCoeff

uint32_t ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::m_numCoeff

the number of coeff per expansions

Definition at line 105 of file LinearQuadtreeExpansion.h.

m_numExp

uint32_t ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::m_numExp

the number of multipole (locale) expansions

Definition at line 102 of file LinearQuadtreeExpansion.h.

m_tree

const LinearQuadtree& ogdf::fast_multipole_embedder::LinearQuadtreeExpansion::m_tree

private

the Quadtree reference

Definition at line 91 of file LinearQuadtreeExpansion.h.

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

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