amrex::FFT::Poisson< MF > Class Template Reference

Poisson solver for periodic, Dirichlet & Neumann boundaries using FFT. More...

#include <AMReX_FFT_Poisson.H>

Public Member Functions
template<typename FA = MF, std::enable_if_t< IsFabArray_v< FA >, int > = 0>
	Poisson (Geometry const &geom, Array< std::pair< Boundary, Boundary >, 3 > const &bc)
template<typename FA = MF, std::enable_if_t< IsFabArray_v< FA >, int > = 0>
	Poisson (Geometry const &geom)
void	solve (MF &a_soln, MF const &a_rhs)

Private Attributes
IntVect	m_domain_lo
Geometry	m_geom
Array< std::pair< Boundary, Boundary >, 3 >	m_bc
std::unique_ptr< R2X< typename MF::value_type > >	m_r2x
std::unique_ptr< R2C< typename MF::value_type > >	m_r2c

Detailed Description

template<typename MF = MultiFab>
class amrex::FFT::Poisson< MF >

Poisson solver for periodic, Dirichlet & Neumann boundaries using FFT.

Constructor & Destructor Documentation

Poisson() [1/2]

template<typename MF = MultiFab>

template<typename FA = MF, std::enable_if_t< IsFabArray_v< FA >, int > = 0>

amrex::FFT::Poisson< MF >::Poisson ( Geometry const &  geom, Array< std::pair< Boundary, Boundary >, 3 > const &  bc  )

inline

Poisson() [2/2]

template<typename MF = MultiFab>

template<typename FA = MF, std::enable_if_t< IsFabArray_v< FA >, int > = 0>

amrex::FFT::Poisson< MF >::Poisson ( Geometry const &  geom )

inlineexplicit

Member Function Documentation

solve()

template<typename MF >

void amrex::FFT::Poisson< MF >::solve	(	MF &	a_soln,
		MF const &	a_rhs
	)

Member Data Documentation

m_bc

template<typename MF = MultiFab>

Array<std::pair<Boundary,Boundary>,3> amrex::FFT::Poisson< MF >::m_bc

private

m_domain_lo

template<typename MF = MultiFab>

IntVect amrex::FFT::Poisson< MF >::m_domain_lo

private

m_geom

template<typename MF = MultiFab>

Geometry amrex::FFT::Poisson< MF >::m_geom

private

m_r2c

template<typename MF = MultiFab>

std::unique_ptr<R2C<typename MF::value_type> > amrex::FFT::Poisson< MF >::m_r2c

private

m_r2x

template<typename MF = MultiFab>

std::unique_ptr<R2X<typename MF::value_type> > amrex::FFT::Poisson< MF >::m_r2x

private

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

• /home/runner/work/amrex/amrex/Src/FFT/AMReX_FFT_Poisson.H