#include <FFTPeriodicPoissonSolver.h>

Inheritance diagram for ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >:

Collaboration diagram for ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >:

Public Types
using	Field_t = FieldRHS

using	FFT_t = FFT< RCTransform, FieldRHS >

using	Complex_t = typename FFT_t::Complex_t

using	CxField_t = typename FFT_t::ComplexField

using	Layout_t = FieldLayout< Dim >

using	Vector_t = Vector< Trhs, Dim >

using	Base = Poisson< FieldLHS, FieldRHS >

using	scalar_type = typename FieldLHS::Mesh_t::value_type

using	vector_type = typename FieldLHS::Mesh_t::vector_type

using	lhs_type = FieldLHS

using	rhs_type = FieldRHS

enum	OutputType { SOL = 0b01 , GRAD = 0b10 , SOL_AND_GRAD = 0b11 }

using	Tlhs = typename FieldLHS::value_type

using	grad_type = Field< Vector< Tlhs, Dim >, Dim, Mesh, Centering >

Public Member Functions
	FFTPeriodicPoissonSolver ()

	FFTPeriodicPoissonSolver (lhs_type &lhs, rhs_type &rhs)

void	setRhs (rhs_type &rhs) override

void	solve () override

template<typename T >
void	updateParameter (const std::string &key, const T &value)

void	updateParameters (const ParameterList &params)

void	mergeParameters (const ParameterList &params)

void	setLhs (lhs_type &lhs)

virtual MField_t *	getHessian ()

void	setGradient (grad_type &grad)

Protected Member Functions
virtual void	setDefaultParameters () override

Protected Attributes
ParameterList	params_m

rhs_type *	rhs_mp = nullptr

lhs_type *	lhs_mp = nullptr

grad_type *	grad_mp

Private Types
using	Trhs = typename FieldRHS::value_type

using	mesh_type = typename FieldRHS::Mesh_t

typedef FieldLHS::Mesh_t	Mesh

typedef FieldLHS::Centering_t	Centering

typedef Mesh::matrix_type	Matrix_t

typedef Field< Matrix_t, Dim, Mesh, Centering >	MField_t

Private Member Functions
void	initialize ()

Private Attributes
std::shared_ptr< FFT_t >	fft_mp

CxField_t	fieldComplex_m

CxField_t	tempFieldComplex_m

NDIndex< Dim >	domain_m

std::shared_ptr< Layout_t >	layoutComplex_mp

Static Private Attributes
static constexpr unsigned	Dim = FieldLHS::dim

Detailed Description

template<typename FieldLHS, typename FieldRHS>
class ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >

Definition at line 23 of file FFTPeriodicPoissonSolver.h.

Member Typedef Documentation

◆ Base

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Base = Poisson<FieldLHS, FieldRHS>

Definition at line 36 of file FFTPeriodicPoissonSolver.h.

◆ Centering

template<typename FieldLHS , typename FieldRHS >

typedef FieldLHS::Centering_t ippl::Poisson< FieldLHS, FieldRHS >::Centering

privateinherited

Definition at line 19 of file Poisson.h.

◆ Complex_t

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Complex_t = typename FFT_t::Complex_t

Definition at line 31 of file FFTPeriodicPoissonSolver.h.

◆ CxField_t

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::CxField_t = typename FFT_t::ComplexField

Definition at line 32 of file FFTPeriodicPoissonSolver.h.

◆ FFT_t

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::FFT_t = FFT<RCTransform, FieldRHS>

Definition at line 30 of file FFTPeriodicPoissonSolver.h.

◆ Field_t

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Field_t = FieldRHS

Definition at line 29 of file FFTPeriodicPoissonSolver.h.

◆ grad_type

template<typename FieldLHS , typename FieldRHS >

using ippl::Poisson< FieldLHS, FieldRHS >::grad_type = Field<Vector<Tlhs, Dim>, Dim, Mesh, Centering>

inherited

Definition at line 29 of file Poisson.h.

◆ Layout_t

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Layout_t = FieldLayout<Dim>

Definition at line 33 of file FFTPeriodicPoissonSolver.h.

◆ lhs_type

template<typename FieldLHS , typename FieldRHS >

using ippl::Poisson< FieldLHS, FieldRHS >::lhs_type = FieldLHS

Definition at line 24 of file Poisson.h.

◆ Matrix_t

template<typename FieldLHS , typename FieldRHS >

typedef Mesh::matrix_type ippl::Poisson< FieldLHS, FieldRHS >::Matrix_t

privateinherited

Definition at line 20 of file Poisson.h.

◆ Mesh

template<typename FieldLHS , typename FieldRHS >

typedef FieldLHS::Mesh_t ippl::Poisson< FieldLHS, FieldRHS >::Mesh

privateinherited

Definition at line 18 of file Poisson.h.

◆ mesh_type

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::mesh_type = typename FieldRHS::Mesh_t

private

Definition at line 26 of file FFTPeriodicPoissonSolver.h.

◆ MField_t

template<typename FieldLHS , typename FieldRHS >

typedef Field<Matrix_t, Dim, Mesh, Centering> ippl::Poisson< FieldLHS, FieldRHS >::MField_t

privateinherited

Definition at line 21 of file Poisson.h.

◆ rhs_type

template<typename FieldLHS , typename FieldRHS >

using ippl::Poisson< FieldLHS, FieldRHS >::rhs_type = FieldRHS

Definition at line 25 of file Poisson.h.

◆ scalar_type

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::scalar_type = typename FieldLHS::Mesh_t::value_type

Definition at line 38 of file FFTPeriodicPoissonSolver.h.

◆ Tlhs

template<typename FieldLHS , typename FieldRHS >

using ippl::Poisson< FieldLHS, FieldRHS >::Tlhs = typename FieldLHS::value_type

inherited

Definition at line 26 of file Poisson.h.

◆ Trhs

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Trhs = typename FieldRHS::value_type

private

Definition at line 25 of file FFTPeriodicPoissonSolver.h.

◆ Vector_t

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Vector_t = Vector<Trhs, Dim>

Definition at line 34 of file FFTPeriodicPoissonSolver.h.

◆ vector_type

template<typename FieldLHS , typename FieldRHS >

using ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::vector_type = typename FieldLHS::Mesh_t::vector_type

Definition at line 39 of file FFTPeriodicPoissonSolver.h.

Member Enumeration Documentation

◆ OutputType

template<typename FieldLHS , typename FieldRHS >

enum ippl::Poisson::OutputType

inherited

Represents the types of fields that should be output by the solver

Enumerator
SOL
GRAD
SOL_AND_GRAD

Definition at line 35 of file Poisson.h.

Constructor & Destructor Documentation

◆ FFTPeriodicPoissonSolver() [1/2]

template<typename FieldLHS , typename FieldRHS >

ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::FFTPeriodicPoissonSolver ( )

inline

Definition at line 41 of file FFTPeriodicPoissonSolver.h.

References ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::setDefaultParameters().

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◆ FFTPeriodicPoissonSolver() [2/2]

template<typename FieldLHS , typename FieldRHS >

ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::FFTPeriodicPoissonSolver	(	lhs_type &	lhs,
		rhs_type &	rhs
	)

inline

Definition at line 49 of file FFTPeriodicPoissonSolver.h.

References ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::setDefaultParameters().

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Member Function Documentation

◆ getHessian()

template<typename FieldLHS , typename FieldRHS >

virtual MField_t * ippl::Poisson< FieldLHS, FieldRHS >::getHessian ( )

inlinevirtualinherited

Get the Hessian matrix of the solution

Returns: Matrix field containing the Hessian of the lhs

Reimplemented in ippl::FFTOpenPoissonSolver< FieldLHS, FieldRHS >.

Definition at line 102 of file Poisson.h.

◆ initialize()

template<typename FieldLHS , typename FieldRHS >

void ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::initialize

private

Definition at line 17 of file FFTPeriodicPoissonSolver.hpp.

References ippl::FieldLayout< Dim >::comm, Dim, ippl::FieldLayout< Dim >::getDomain(), and ippl::FieldLayout< Dim >::isParallel().

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◆ mergeParameters()

template<typename FieldLHS , typename FieldRHS >

void ippl::Poisson< FieldLHS, FieldRHS >::mergeParameters ( const ParameterList & params )

inlineinherited

Merges another parameter set into the solver's parameters, overwriting existing parameters in case of conflict

Parameters

params Parameter list with desired values

Definition at line 84 of file Poisson.h.

References ippl::ParameterList::merge(), and ippl::Poisson< FieldLHS, FieldRHS >::params_m.

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◆ setDefaultParameters()

template<typename FieldLHS , typename FieldRHS >

virtual void ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::setDefaultParameters ( )

inlineoverrideprotectedvirtual

Utility function for initializing a solver's default parameters (to be overridden for each base class)

Reimplemented from ippl::Poisson< FieldLHS, FieldRHS >.

Definition at line 73 of file FFTPeriodicPoissonSolver.h.

References ippl::a2a, ippl::a2av, ippl::ParameterList::add(), ippl::p2p, ippl::p2p_pl, and ippl::Poisson< FieldLHS, FieldRHS >::params_m.

Referenced by ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::FFTPeriodicPoissonSolver().

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◆ setGradient()

template<typename FieldLHS , typename FieldRHS >

void ippl::Poisson< FieldLHS, FieldRHS >::setGradient ( grad_type & grad )

inlineinherited

Set the field in which the gradient of the computed potential should be stored

Parameters

grad	Reference to field in which to store the gradient

Definition at line 109 of file Poisson.h.

References ippl::grad(), and ippl::Poisson< FieldLHS, FieldRHS >::grad_mp.

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◆ setLhs()

template<typename FieldLHS , typename FieldRHS >

void ippl::Poisson< FieldLHS, FieldRHS >::setLhs ( lhs_type & lhs )

inlineinherited

Set the problem LHS

Parameters

lhs	Reference to problem LHS field

Definition at line 90 of file Poisson.h.

References ippl::Poisson< FieldLHS, FieldRHS >::lhs_mp.

Referenced by ippl::FFTOpenPoissonSolver< FieldLHS, FieldRHS >::FFTOpenPoissonSolver(), ippl::FFTTruncatedGreenPeriodicPoissonSolver< FieldLHS, FieldRHS >::FFTTruncatedGreenPeriodicPoissonSolver(), and ippl::Poisson< FieldLHS, FieldRHS >::Poisson().

◆ setRhs()

template<typename FieldLHS , typename FieldRHS >

void ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::setRhs ( rhs_type & rhs )

overridevirtual

Set the problem RHS

Parameters

rhs	Reference to problem RHS field

Reimplemented from ippl::Poisson< FieldLHS, FieldRHS >.

Definition at line 11 of file FFTPeriodicPoissonSolver.hpp.

References ippl::initialize().

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◆ solve()

template<typename FieldLHS , typename FieldRHS >

void ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::solve ( )

overridevirtual

Solve the Poisson problem described by -laplace(lhs) = rhs

Implements ippl::Poisson< FieldLHS, FieldRHS >.

Definition at line 53 of file FFTPeriodicPoissonSolver.hpp.

References ippl::apply(), ippl::BACKWARD, Dim, ippl::FORWARD, ippl::getRangePolicy(), ippl::parallel_for(), and pi.

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◆ updateParameter()

template<typename FieldLHS , typename FieldRHS >

template<typename T >

void ippl::Poisson< FieldLHS, FieldRHS >::updateParameter	(	const std::string &	key,
		const T &	value
	)

inlineinherited

Update one of the solver's parameters

Parameters

key	The parameter key
value	The new value

Exceptions

IpplException Fails if there is no existing parameter with the given key

Definition at line 67 of file Poisson.h.

References ippl::Poisson< FieldLHS, FieldRHS >::params_m, and ippl::ParameterList::update().

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◆ updateParameters()

template<typename FieldLHS , typename FieldRHS >

void ippl::Poisson< FieldLHS, FieldRHS >::updateParameters ( const ParameterList & params )

inlineinherited

Updates all solver parameters based on values in another parameter set

Parameters

params Parameter list with updated values

Exceptions

IpplException Fails if the provided parameter list includes keys not already present

Definition at line 77 of file Poisson.h.

References ippl::Poisson< FieldLHS, FieldRHS >::params_m, and ippl::ParameterList::update().

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Member Data Documentation

◆ Dim

template<typename FieldLHS , typename FieldRHS >

constexpr unsigned ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::Dim = FieldLHS::dim

staticconstexprprivate

Definition at line 24 of file FFTPeriodicPoissonSolver.h.

◆ domain_m

template<typename FieldLHS , typename FieldRHS >

NDIndex<Dim> ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::domain_m

private

Definition at line 69 of file FFTPeriodicPoissonSolver.h.

◆ fft_mp

template<typename FieldLHS , typename FieldRHS >

std::shared_ptr<FFT_t> ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::fft_mp

private

Definition at line 66 of file FFTPeriodicPoissonSolver.h.

◆ fieldComplex_m

template<typename FieldLHS , typename FieldRHS >

CxField_t ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::fieldComplex_m

private

Definition at line 67 of file FFTPeriodicPoissonSolver.h.

◆ grad_mp

template<typename FieldLHS , typename FieldRHS >

grad_type* ippl::Poisson< FieldLHS, FieldRHS >::grad_mp

protectedinherited

Definition at line 125 of file Poisson.h.

Referenced by ippl::Poisson< FieldLHS, FieldRHS >::setGradient().

◆ layoutComplex_mp

template<typename FieldLHS , typename FieldRHS >

std::shared_ptr<Layout_t> ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::layoutComplex_mp

private

Definition at line 70 of file FFTPeriodicPoissonSolver.h.

◆ lhs_mp

template<typename FieldLHS , typename FieldRHS >

lhs_type* ippl::Poisson< FieldLHS, FieldRHS >::lhs_mp = nullptr

protectedinherited

Definition at line 123 of file Poisson.h.

Referenced by ippl::Poisson< FieldLHS, FieldRHS >::setLhs(), and ippl::NullSolver< FieldLHS, FieldRHS >::solve().

◆ params_m

template<typename FieldLHS , typename FieldRHS >

ParameterList ippl::Poisson< FieldLHS, FieldRHS >::params_m

protectedinherited

Definition at line 120 of file Poisson.h.

◆ rhs_mp

template<typename FieldLHS , typename FieldRHS >

rhs_type* ippl::Poisson< FieldLHS, FieldRHS >::rhs_mp = nullptr

protectedinherited

Definition at line 122 of file Poisson.h.

Referenced by ippl::Poisson< FieldLHS, FieldRHS >::setRhs(), and ippl::NullSolver< FieldLHS, FieldRHS >::solve().

◆ tempFieldComplex_m

template<typename FieldLHS , typename FieldRHS >

CxField_t ippl::FFTPeriodicPoissonSolver< FieldLHS, FieldRHS >::tempFieldComplex_m

private

Definition at line 68 of file FFTPeriodicPoissonSolver.h.

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

Public Types

Public Member Functions

Protected Member Functions

Protected Attributes

Private Types

Private Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Member Typedef Documentation

◆ Base

◆ Centering

◆ Complex_t

◆ CxField_t

◆ FFT_t

◆ Field_t

◆ grad_type

◆ Layout_t

◆ lhs_type

◆ Matrix_t

◆ Mesh

◆ mesh_type

◆ MField_t

◆ rhs_type

◆ scalar_type

◆ Tlhs

◆ Trhs

◆ Vector_t

◆ vector_type

Member Enumeration Documentation

◆ OutputType

Constructor & Destructor Documentation

◆ FFTPeriodicPoissonSolver() [1/2]

◆ FFTPeriodicPoissonSolver() [2/2]

Member Function Documentation

◆ getHessian()

◆ initialize()

◆ mergeParameters()

◆ setDefaultParameters()

◆ setGradient()

◆ setLhs()

◆ setRhs()

◆ solve()

◆ updateParameter()

◆ updateParameters()

Member Data Documentation

◆ Dim

◆ domain_m

◆ fft_mp

◆ fieldComplex_m

◆ grad_mp

◆ layoutComplex_mp

◆ lhs_mp

◆ params_m

◆ rhs_mp

◆ tempFieldComplex_m