Class for Verlet list implementation. More...

Detailed Description

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>
class VerletList< dim, T, Mem_type, transform, CellListImpl >

Class for Verlet list implementation.

M = number of particles
N_nn_max = maximum number of neighborhood
ele = element the structure is storing

Template Parameters

dim	Dimensionality of the space
T	type of the space float, double ...
base	Base structure that store the information

Declaration of a Verlet list [VerS == VerletList<3,double,FAST>]

        VerS vl2;
        vl2.Initialize(box,box,r_cut,pos,pos.size());

Declaration of a Verlet list from external Cell-list [VerS == CellList<3,double,FAST>]

    // Initialize an external cell-list
    CellList<dim,T,Mem_fast<>,shift<3,double>> cli;
    Box<dim,T> bt = box;
    // Calculate the divisions for the Cell-lists
    cl_param_calculate(bt,div,r_cut,Ghost<dim,T>(0.0));
    // Initialize a cell-list
    cli.Initialize(bt,div,5);
    for (size_t i = 0; i < pos.size() ; i++)
        cli.add(pos.get(i), i);

        VerS vl1;
        vl1.Initialize(cli,r_cut,pos,pos,pos.size());

Usage of Verlet-list

            bool ret = true;
            auto NN = vl1.getNNIterator(i);
            while (NN.isNext())
            {
                auto k = NN.get();
                T dist = p.distance(Point<dim,T>(pos.get(k)));
                ret &= (dist < r_cut);
                v1.add(k);
                ++NN;
            }

Definition at line 280 of file VerletListFast.hpp.

#include <VerletListFast.hpp>

Inheritance diagram for VerletList< dim, T, Mem_type, transform, CellListImpl >:

Public Types
typedef Mem_type	Mem_type_type
	type for the local index

typedef size_t	value_type
	Object type that the structure store.

typedef CellListImpl	CellListImpl_
	CellList implementation used for Verlet list construction.

Public Member Functions
size_t	size ()
	Return for how many particles has been constructed this verlet list. More...

void	addPart (size_t part_id, size_t ele)
	Add a neighborhood particle to a particle. More...

void	Initialize (const Box< dim, T > &box, const Box< dim, T > &dom, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t g_m, size_t opt=VL_NON_SYMMETRIC)

void	InitializeSym (const Box< dim, T > &box, const Box< dim, T > &dom, const Ghost< dim, T > &g, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t g_m)
	Initialize the symmetric Verlet-list. More...

void	InitializeCrs (const Box< dim, T > &box, const Box< dim, T > &dom, const Ghost< dim, T > &g, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t g_m)
	Initialize the symmetric Verlet-list CRS scheme. More...

void	createVerletCrs (T r_cut, size_t g_m, openfpm::vector< Point< dim, T >> &pos, openfpm::vector< size_t > &dom_c, openfpm::vector< subsub_lin< dim >> &anom_c)
	Create the Verlet-list with the crossing scheme. More...

void	update (const Box< dim, T > &dom, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t &g_m, size_t opt)
	update the Verlet list More...

void	updateCrs (const Box< dim, T > &dom, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t &g_m, const openfpm::vector< size_t > &dom_c, const openfpm::vector< subsub_lin< dim >> &anom_c)
	update the Verlet list More...

void	Initialize (CellListImpl &cli, T r_cut, const openfpm::vector< Point< dim, T >> &pos, const openfpm::vector< Point< dim, T >> &pos2, size_t g_m, size_t opt=VL_NON_SYMMETRIC)

	VerletList ()
	Default Constructor.

	VerletList (const VerletList< dim, T, Mem_type, transform, CellListImpl > &cell)
	Copy constructor.

	VerletList (VerletList< dim, T, Mem_type, transform, CellListImpl > &&cell)
	Copy constructor.

	VerletList (Box< dim, T > &box, T r_cut, Matrix< dim, T > mat, const size_t pad=1, size_t slot=STARTING_NSLOT)
	Verlet-list constructor. More...

	VerletList (Box< dim, T > &box, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t g_m, size_t slot=VERLET_STARTING_NSLOT)
	Verlet-list constructor. More...

	VerletList (SpaceBox< dim, T > &box, Box< dim, T > &dom, T r_cut, openfpm::vector< Point< dim, T >> &pos, size_t g_m, size_t slot=VERLET_STARTING_NSLOT)
	Cell list constructor. More...

	~VerletList ()
	Destructor. More...

VerletList< dim, T, Mem_type, transform, CellListImpl > &	operator= (VerletList< dim, T, Mem_type, transform, CellListImpl > &&vl)
	Copy the verlet list. More...

VerletList< dim, T, Mem_type, transform, CellListImpl > &	operator= (const VerletList< dim, T, Mem_type, transform, CellListImpl > &vl)
	Copy a verlet list. More...

size_t	getNNPart (size_t part_id) const
	Return the number of neighborhood particles for the particle id. More...

size_t	get (size_t i, size_t j) const
	Get the neighborhood element j for the particle i. More...

void	swap (VerletList< dim, T, Mem_type, transform, CellListImpl > &vl)
	Swap the memory. More...

template<unsigned int impl = NO_CHECK>
VerletNNIterator< dim, VerletList< dim, T, Mem_type, transform, CellListImpl > >	getNNIterator (size_t part_id)
	Get the Neighborhood iterator. More...

void	clear ()
	Clear the cell list. More...

const Mem_type::loc_index &	getStart (typename Mem_type::loc_index part_id)
	Return the starting point of the neighborhood for the particle p. More...

const Mem_type::loc_index &	getStop (typename Mem_type::loc_index part_id)
	Return the end point of the neighborhood for the particle p. More...

const Mem_type::loc_index &	get_lin (const typename Mem_type::loc_index *part_id)
	Return the neighborhood id. More...

CellListImpl &	getInternalCellList ()
	Get the internal cell-list used to construct the Verlet-list. More...

void	set_ndec (size_t n_dec)
	Set the n_dec number. More...

size_t	get_ndec ()
	Set the n_dec number. More...

openfpm::vector< typename Mem_type::loc_index > &	getParticleSeq ()
	Return the domain particle sequence. More...

Protected Attributes
Mem_type::loc_index	slot
	Number of slot for each particle. Or maximum number of particles for each particle.

openfpm::vector< typename Mem_type::loc_index >	dp
	Domain particles.

Private Member Functions
void	initCl (CellListImpl &cli, openfpm::vector< Point< dim, T >> &pos, size_t g_m, size_t opt)
	Fill the cell-list with data. More...

void	create (const openfpm::vector< Point< dim, T >> &pos, const openfpm::vector< Point< dim, T >> &pos2, const openfpm::vector< size_t > &dom, const openfpm::vector< subsub_lin< dim >> &anom, T r_cut, size_t g_m, CellListImpl &cl, size_t opt)
	Create the Verlet list from a given cell-list. More...

template<typename NN_type , int type>
void	create_ (const openfpm::vector< Point< dim, T >> &pos, const openfpm::vector< Point< dim, T >> &pos2, const openfpm::vector< size_t > &dom, const openfpm::vector< subsub_lin< dim >> &anom, T r_cut, size_t g_m, CellListImpl &cli, size_t opt)
	Create the Verlet list from a given cell-list. More...

void	createR (openfpm::vector< Point< dim, T >> &pos, T r_cut, size_t g_m, CellListImpl &cl)
	Create the Verlet list from a given cell-list with a particular cut-off radius. More...

Private Attributes
size_t	n_dec
	decomposition counter

CellListImpl	cli
	Interlal cell-list.

Constructor & Destructor Documentation

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

VerletList< dim, T, Mem_type, transform, CellListImpl >::VerletList	(	Box< dim, T > &	box,
		T	r_cut,
		Matrix< dim, T >	mat,
		const size_t	pad = `1`,
		size_t	slot = `STARTING_NSLOT`
	)

inline

Verlet-list constructor.

Parameters

box	Domain where this verlet-list is living
r_cut	cutoff radius
mat	Matrix transformation
pad	padding for the internal Cell-list padding
slot	maximum number of slots or maximum number of neighborhood per particle

Definition at line 691 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

VerletList< dim, T, Mem_type, transform, CellListImpl >::VerletList	(	Box< dim, T > &	box,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t	g_m,
		size_t	slot = `VERLET_STARTING_NSLOT`
	)

inline

Verlet-list constructor.

Parameters

box	Domain where this cell list is living
r_cut	cut-off radius
pos	vector position of particles
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
slot	maximum number of slots (or maximum number each particle can have)

Note: the maximum number of particle per slot if just an indication for performance

Definition at line 711 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

VerletList< dim, T, Mem_type, transform, CellListImpl >::VerletList	(	SpaceBox< dim, T > &	box,
		Box< dim, T > &	dom,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t	g_m,
		size_t	slot = `VERLET_STARTING_NSLOT`
	)

inline

Cell list constructor.

Parameters

box	Domain where this cell list is living
dom	Simulation domain
r_cut	cut-off radius
pos	vector position of particles
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
slot	maximum number of slots (or maximum number each particle can have)

Note: the maximum number of particle per slot if just an indication for performance

Definition at line 732 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

VerletList< dim, T, Mem_type, transform, CellListImpl >::~VerletList ( )

inline

Destructor.

Definition at line 742 of file VerletListFast.hpp.

Member Function Documentation

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::addPart	(	size_t	part_id,
		size_t	ele
	)

inline

Add a neighborhood particle to a particle.

Parameters

part_id	part id where to add
ele	element to add

Definition at line 464 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::clear ( )

inline

Clear the cell list.

Definition at line 853 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::create	(	const openfpm::vector< Point< dim, T >> &	pos,
		const openfpm::vector< Point< dim, T >> &	pos2,
		const openfpm::vector< size_t > &	dom,
		const openfpm::vector< subsub_lin< dim >> &	anom,
		T	r_cut,
		size_t	g_m,
		CellListImpl &	cl,
		size_t	opt
	)

inlineprivate

Create the Verlet list from a given cell-list.

Parameters

pos	vector of positions
pos2	vector of positions of neighborhood particles
r_cut	cut-off radius to get the neighborhood particles
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
cl	Cell-list elements to use to construct the verlet list
opt	options to create the verlet list like VL_SYMMETRIC or VL_NON_SYMMETRIC

Definition at line 327 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

template<typename NN_type , int type>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::create_	(	const openfpm::vector< Point< dim, T >> &	pos,
		const openfpm::vector< Point< dim, T >> &	pos2,
		const openfpm::vector< size_t > &	dom,
		const openfpm::vector< subsub_lin< dim >> &	anom,
		T	r_cut,
		size_t	g_m,
		CellListImpl &	cli,
		size_t	opt
	)

inlineprivate

Create the Verlet list from a given cell-list.

Parameters

pos	vector of positions
pos2	vector of position for the neighborhood
r_cut	cut-off radius to get the neighborhood particles
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
cli	Cell-list elements to use to construct the verlet list
dom	list of domain cells with normal neighborhood
anom	list of domain cells with non-normal neighborhood
opt	options

Definition at line 357 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::createR	(	openfpm::vector< Point< dim, T >> &	pos,
		T	r_cut,
		size_t	g_m,
		CellListImpl &	cl
	)

inlineprivate

Create the Verlet list from a given cell-list with a particular cut-off radius.

Parameters

pos	vector of positions of particles
r_cut	cut-off radius to get the neighborhood particles
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
cl	Cell-list elements to use to construct the verlet list

Definition at line 407 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::createVerletCrs	(	T	r_cut,
		size_t	g_m,
		openfpm::vector< Point< dim, T >> &	pos,
		openfpm::vector< size_t > &	dom_c,
		openfpm::vector< subsub_lin< dim >> &	anom_c
	)

inline

Create the Verlet-list with the crossing scheme.

Parameters

pos	vector with the particle positions
g_m	ghost marker
pos	vector with the particle positions
r_cut	cut-off radius
dom_c	domain cells
anom_c	cells with anomalos neighborhood

Definition at line 577 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

size_t VerletList< dim, T, Mem_type, transform, CellListImpl >::get	(	size_t	i,
		size_t	j
	)		const

inline

Get the neighborhood element j for the particle i.

Parameters

i	particle id
j	neighborhood j

Returns: The element value

Definition at line 806 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

const Mem_type::loc_index& VerletList< dim, T, Mem_type, transform, CellListImpl >::get_lin ( const typename Mem_type::loc_index * part_id )

inline

Return the neighborhood id.

Parameters

part_id particle id

Returns: the neighborhood id

Definition at line 892 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

size_t VerletList< dim, T, Mem_type, transform, CellListImpl >::get_ndec ( )

inline

Set the n_dec number.

Returns: n_dec

Definition at line 924 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

CellListImpl& VerletList< dim, T, Mem_type, transform, CellListImpl >::getInternalCellList ( )

inline

Get the internal cell-list used to construct the Verlet-list.

Returns: the internal Cell-list

Definition at line 902 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

template<unsigned int impl = NO_CHECK>

VerletNNIterator<dim,VerletList<dim,T,Mem_type,transform,CellListImpl> > VerletList< dim, T, Mem_type, transform, CellListImpl >::getNNIterator ( size_t part_id )

inline

Get the Neighborhood iterator.

It iterate across all the neighborhood particles of a selected particle

Parameters

part_id particle id

Returns: an interator across the neighborhood particles

Definition at line 843 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

size_t VerletList< dim, T, Mem_type, transform, CellListImpl >::getNNPart ( size_t part_id ) const

inline

Return the number of neighborhood particles for the particle id.

Parameters

part_id id of the particle

Returns: number of neighborhood particles for a particular particle id

Definition at line 793 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

openfpm::vector<typename Mem_type::loc_index>& VerletList< dim, T, Mem_type, transform, CellListImpl >::getParticleSeq ( )

inline

Return the domain particle sequence.

Returns: the particle sequence

Definition at line 934 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

const Mem_type::loc_index& VerletList< dim, T, Mem_type, transform, CellListImpl >::getStart ( typename Mem_type::loc_index part_id )

inline

Return the starting point of the neighborhood for the particle p.

Parameters

part_id particle id

Returns: the index

Definition at line 866 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

const Mem_type::loc_index& VerletList< dim, T, Mem_type, transform, CellListImpl >::getStop ( typename Mem_type::loc_index part_id )

inline

Return the end point of the neighborhood for the particle p.

Parameters

part_id particle id

Returns: the stop index

Definition at line 879 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::initCl	(	CellListImpl &	cli,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t	g_m,
		size_t	opt
	)

inlineprivate

Fill the cell-list with data.

Parameters

cli	Cell-list
pos	vector of positions
g_m	marker
opt	VL_SYMMETRIC or VL_NON_SYMMETRIC

Definition at line 307 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::Initialize	(	const Box< dim, T > &	box,
		const Box< dim, T > &	dom,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t	g_m,
		size_t	opt = `VL_NON_SYMMETRIC`
	)

inline

Initialize the verlet list

Parameters

box	Domain where this cell list is living
dom	Processor domain
r_cut	cut-off radius
pos	vector of particle positions
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
opt	option to generate Verlet list

Definition at line 481 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::Initialize	(	CellListImpl &	cli,
		T	r_cut,
		const openfpm::vector< Point< dim, T >> &	pos,
		const openfpm::vector< Point< dim, T >> &	pos2,
		size_t	g_m,
		size_t	opt = `VL_NON_SYMMETRIC`
	)

inline

Initialize the verlet list from an already filled cell-list

Parameters

cli	external Cell-list
r_cut	cutoff-radius
pos	vector of particle positions
pos2	vector of particle position for the neighborhood
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles
opt	options for the Verlet-list creation

Definition at line 632 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::InitializeCrs	(	const Box< dim, T > &	box,
		const Box< dim, T > &	dom,
		const Ghost< dim, T > &	g,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t	g_m
	)

inline

Initialize the symmetric Verlet-list CRS scheme.

Parameters

box	Simulation domain
dom	Processor domain
g	ghost size
r_cut	cut-off radius
pos	vector of particle positions
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles

Definition at line 551 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::InitializeSym	(	const Box< dim, T > &	box,
		const Box< dim, T > &	dom,
		const Ghost< dim, T > &	g,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t	g_m
	)

inline

Initialize the symmetric Verlet-list.

Parameters

box	Simulation domain
dom	Processor domain
g	ghost size
r_cut	cut-off radius
pos	vector of particle positions
g_m	Indicate form which particles to construct the verlet list. For example if we have 120 particles and g_m = 100, the Verlet list will be constructed only for the first 100 particles

Definition at line 515 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

VerletList<dim,T,Mem_type,transform,CellListImpl>& VerletList< dim, T, Mem_type, transform, CellListImpl >::operator= ( VerletList< dim, T, Mem_type, transform, CellListImpl > && vl )

inline

Copy the verlet list.

Parameters

vl	verlet list to copy

Returns: itself

Definition at line 753 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

VerletList<dim,T,Mem_type,transform,CellListImpl>& VerletList< dim, T, Mem_type, transform, CellListImpl >::operator= ( const VerletList< dim, T, Mem_type, transform, CellListImpl > & vl )

inline

Copy a verlet list.

Parameters

vl	verlet-list to copy

Returns: itself

Definition at line 772 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::set_ndec ( size_t n_dec )

inline

Set the n_dec number.

Parameters

n_dec

Definition at line 912 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

size_t VerletList< dim, T, Mem_type, transform, CellListImpl >::size ( )

inline

Return for how many particles has been constructed this verlet list.

Returns: number of particles

Definition at line 453 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::swap ( VerletList< dim, T, Mem_type, transform, CellListImpl > & vl )

inline

Swap the memory.

Parameters

vl	Verlet list with witch you swap the memory

Definition at line 816 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::update	(	const Box< dim, T > &	dom,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t &	g_m,
		size_t	opt
	)

inline

update the Verlet list

Parameters

r_cut	cutoff radius
dom	Processor domain
pos	vector of particle positions
g_m	ghost marker
opt	option to create the Verlet list

Definition at line 592 of file VerletListFast.hpp.

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>

void VerletList< dim, T, Mem_type, transform, CellListImpl >::updateCrs	(	const Box< dim, T > &	dom,
		T	r_cut,
		openfpm::vector< Point< dim, T >> &	pos,
		size_t &	g_m,
		const openfpm::vector< size_t > &	dom_c,
		const openfpm::vector< subsub_lin< dim >> &	anom_c
	)

inline

update the Verlet list

Parameters

r_cut	cutoff radius
dom	Processor domain
pos	vector of particle positions
g_m	ghost marker
dom_c	list of cells with normal neighborhood
anom_c	list of cells with anormal neighborhood

Definition at line 613 of file VerletListFast.hpp.

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

openfpm_data/src/NN/VerletList/VerletListFast.hpp

Detailed Description

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>> class VerletList< dim, T, Mem_type, transform, CellListImpl >

Declaration of a Verlet list [VerS == VerletList<3,double,FAST>]

Declaration of a Verlet list from external Cell-list [VerS == CellList<3,double,FAST>]

Usage of Verlet-list

Public Types

Public Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Constructor & Destructor Documentation

Member Function Documentation

template<unsigned int dim, typename T, typename Mem_type = Mem_fast<local_index_>, typename transform = no_transform<dim,T>, typename CellListImpl = CellList<dim,T,Mem_fast<typename Mem_type::loc_index>,transform>>
class VerletList< dim, T, Mem_type, transform, CellListImpl >