ippl::polynomial_newton_preconditioner< Field, OperatorF > Struct Template Reference

#include <Preconditioner.h>

Inheritance diagram for ippl::polynomial_newton_preconditioner< Field, OperatorF >:

Collaboration diagram for ippl::polynomial_newton_preconditioner< Field, OperatorF >:

Public Types
using	mesh_type = typename Field::Mesh_t
using	layout_type = typename Field::Layout_t
Public Types inherited from ippl::preconditioner< Field >
using	mesh_type = typename Field::Mesh_t
using	layout_type = typename Field::Layout_t

Public Member Functions
	polynomial_newton_preconditioner (OperatorF &&op, double alpha, double beta, unsigned int max_level=6, double zeta=1e-3, double *eta=nullptr)
	polynomial_newton_preconditioner (const polynomial_newton_preconditioner &other)
polynomial_newton_preconditioner &	operator= (const polynomial_newton_preconditioner &other)
void	recursive_preconditioner (Field &u, unsigned int level, Field &out)
void	operator() (Field &u, Field &result) override
void	init_fields (Field &b) override
Public Member Functions inherited from ippl::preconditioner< Field >
	preconditioner (std::string name)
std::string	get_type ()

Static Public Attributes
static constexpr unsigned	Dim = Field::dim
Static Public Attributes inherited from ippl::preconditioner< Field >
static constexpr unsigned	Dim = Field::dim

Protected Attributes
OperatorF	op_m
double	alpha_m
double	beta_m
unsigned int	level_m
double	zeta_m
double *	eta_m = nullptr
std::vector< Field >	Pr_scratch_m
std::vector< Field >	PA_scratch_m
std::vector< Field >	PAPr_scratch_m
bool	fields_initialized_m = false
Protected Attributes inherited from ippl::preconditioner< Field >
std::string	type_m

Detailed Description

template<typename Field, typename OperatorF>
struct ippl::polynomial_newton_preconditioner< Field, OperatorF >

Polynomial Newton Preconditioner Computes iteratively approximations for A^-1

Member Function Documentation

init_fields()

template<typename Field , typename OperatorF >

void ippl::polynomial_newton_preconditioner< Field, OperatorF >::init_fields ( Field &  b )

inlineoverridevirtual

Reimplemented from ippl::preconditioner< Field >.

operator()()

template<typename Field , typename OperatorF >

void ippl::polynomial_newton_preconditioner< Field, OperatorF >::operator() ( Field &  u, Field &  result  )

inlineoverridevirtual

Reimplemented from ippl::preconditioner< Field >.

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

• ippl-src/src/LinearSolvers/Preconditioner.h