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

3D Poisson solver for periodic, Dirichlet & Neumann boundaries in the first two dimensions, and Neumann in the last dimension. The last dimension could have non-uniform mesh. More...

#include <AMReX_FFT_Poisson.H>

Public Types
using	T = typename MF::value_type

Public Member Functions
template<typename FA = MF, std::enable_if_t< IsFabArray_v< FA >, int > = 0>
	PoissonHybrid (Geometry const &geom, Array< std::pair< Boundary, Boundary >, AMREX_SPACEDIM > const &bc)
template<typename FA = MF, std::enable_if_t< IsFabArray_v< FA >, int > = 0>
	PoissonHybrid (Geometry const &geom)
void	solve (MF &soln, MF const &rhs)
void	solve (MF &soln, MF const &rhs, Vector< T > const &dz)
void	solve (MF &soln, MF const &rhs, Gpu::DeviceVector< T > const &dz)
template<typename TRIA , typename TRIC >
void	solve (MF &soln, MF const &rhs, TRIA const &tria, TRIC const &tric)
template<typename FA , typename TRIA , typename TRIC >
void	solve_z (FA &spmf, TRIA const &tria, TRIC const &tric)
std::pair< BoxArray, DistributionMapping >	getSpectralDataLayout () const

Private Types
using	cMF = FabArray< BaseFab< GpuComplex< T > >>

Private Member Functions
void	build_spmf ()

Private Attributes
Geometry	m_geom
Array< std::pair< Boundary, Boundary >, AMREX_SPACEDIM >	m_bc
std::unique_ptr< R2X< typename MF::value_type > >	m_r2x
std::unique_ptr< R2C< typename MF::value_type > >	m_r2c
MF	m_spmf_r
cMF	m_spmf_c

Detailed Description

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

3D Poisson solver for periodic, Dirichlet & Neumann boundaries in the first two dimensions, and Neumann in the last dimension. The last dimension could have non-uniform mesh.

Member Typedef Documentation

cMF

template<typename MF = MultiFab>

using amrex::FFT::PoissonHybrid< MF >::cMF = FabArray<BaseFab<GpuComplex<T> >>

private

T

template<typename MF = MultiFab>

using amrex::FFT::PoissonHybrid< MF >::T = typename MF::value_type

Constructor & Destructor Documentation

PoissonHybrid() [1/2]

template<typename MF = MultiFab>

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

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

inline

PoissonHybrid() [2/2]

template<typename MF = MultiFab>

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

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

inlineexplicit

Member Function Documentation

build_spmf()

template<typename MF >

void amrex::FFT::PoissonHybrid< MF >::build_spmf

private

getSpectralDataLayout()

template<typename MF >

std::pair< BoxArray, DistributionMapping > amrex::FFT::PoissonHybrid< MF >::getSpectralDataLayout

solve() [1/4]

template<typename MF >

void amrex::FFT::PoissonHybrid< MF >::solve	(	MF &	soln,
		MF const &	rhs
	)

solve() [2/4]

template<typename MF >

void amrex::FFT::PoissonHybrid< MF >::solve	(	MF &	soln,
		MF const &	rhs,
		Gpu::DeviceVector< T > const &	dz
	)

solve() [3/4]

template<typename MF >

template<typename TRIA , typename TRIC >

void amrex::FFT::PoissonHybrid< MF >::solve	(	MF &	soln,
		MF const &	rhs,
		TRIA const &	tria,
		TRIC const &	tric
	)

solve() [4/4]

template<typename MF >

void amrex::FFT::PoissonHybrid< MF >::solve	(	MF &	soln,
		MF const &	rhs,
		Vector< T > const &	dz
	)

solve_z()

template<typename MF >

template<typename FA , typename TRIA , typename TRIC >

void amrex::FFT::PoissonHybrid< MF >::solve_z	(	FA &	spmf,
		TRIA const &	tria,
		TRIC const &	tric
	)

Member Data Documentation

m_bc

template<typename MF = MultiFab>

Array<std::pair<Boundary,Boundary>,AMREX_SPACEDIM> amrex::FFT::PoissonHybrid< MF >::m_bc

private

m_geom

template<typename MF = MultiFab>

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

private

m_r2c

template<typename MF = MultiFab>

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

private

m_r2x

template<typename MF = MultiFab>

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

private

m_spmf_c

template<typename MF = MultiFab>

cMF amrex::FFT::PoissonHybrid< MF >::m_spmf_c

private

m_spmf_r

template<typename MF = MultiFab>

MF amrex::FFT::PoissonHybrid< MF >::m_spmf_r

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