amrex::PETScABecLap Class Reference

#include <AMReX_PETSc.H>

Public Member Functions
	PETScABecLap (const BoxArray &grids, const DistributionMapping &dmap, const Geometry &geom_, MPI_Comm comm_)
	~PETScABecLap ()
	PETScABecLap (PETScABecLap const &)=delete
	PETScABecLap (PETScABecLap &&) noexcept=delete
PETScABecLap &	operator= (PETScABecLap const &)=delete
PETScABecLap &	operator= (PETScABecLap &&) noexcept=delete
void	setScalars (Real sa, Real sb)
void	setACoeffs (const MultiFab &alpha)
void	setBCoeffs (const Array< const MultiFab *, 3 > &beta)
void	setVerbose (int _verbose)
void	solve (MultiFab &soln, const MultiFab &rhs, Real rel_tol, Real abs_tol, int max_iter, const BndryData &bndry, int max_bndry_order)
void	setEBDirichlet (MultiFab const *beb)
void	prepareSolver ()
void	loadVectors (MultiFab &soln, const MultiFab &rhs)
void	getSolution (MultiFab &soln)

Private Attributes
MPI_Comm	comm = MPI_COMM_NULL
Geometry	geom
int	verbose = 0
MultiFab	acoefs
Array< MultiFab, 3 >	bcoefs
Real	scalar_a
Real	scalar_b
MultiFab	diaginv
FabFactory< FArrayBox > const *	m_factory = nullptr
BndryData const *	m_bndry = nullptr
int	m_maxorder = -1
std::unique_ptr< amrex_KSP >	solver
std::unique_ptr< amrex_Mat >	A
std::unique_ptr< amrex_Vec >	b
std::unique_ptr< amrex_Vec >	x
LayoutData< PetscInt >	ncells_grid
FabArray< BaseFab< PetscInt > >	cell_id
FabArray< BaseFab< PetscInt > >	cell_id_vec
MultiFab const *	m_eb_b_coeffs = nullptr

Static Private Attributes
static constexpr PetscInt	regular_stencil_size = 2*3 + 1
static constexpr PetscInt	eb_stencil_size = 3 *3 *3

Constructor & Destructor Documentation

PETScABecLap() [1/3]

amrex::PETScABecLap::PETScABecLap	(	const BoxArray &	grids,
		const DistributionMapping &	dmap,
		const Geometry &	geom_,
		MPI_Comm	comm_
	)

~PETScABecLap()

amrex::PETScABecLap::~PETScABecLap

(

)

PETScABecLap() [2/3]

amrex::PETScABecLap::PETScABecLap ( PETScABecLap const &  )

delete

PETScABecLap() [3/3]

amrex::PETScABecLap::PETScABecLap ( PETScABecLap &&  )

deletenoexcept

Member Function Documentation

getSolution()

void amrex::PETScABecLap::getSolution

(

MultiFab &

soln

)

loadVectors()

void amrex::PETScABecLap::loadVectors	(	MultiFab &	soln,
		const MultiFab &	rhs
	)

operator=() [1/2]

PETScABecLap & amrex::PETScABecLap::operator= ( PETScABecLap &&  )

deletenoexcept

operator=() [2/2]

PETScABecLap & amrex::PETScABecLap::operator= ( PETScABecLap const &  )

delete

prepareSolver()

void amrex::PETScABecLap::prepareSolver

(

)

setACoeffs()

void amrex::PETScABecLap::setACoeffs

(

const MultiFab &

alpha

)

setBCoeffs()

void amrex::PETScABecLap::setBCoeffs

(

const Array< const MultiFab *, 3 > &

beta

)

setEBDirichlet()

void amrex::PETScABecLap::setEBDirichlet ( MultiFab const *  beb )

inline

setScalars()

void amrex::PETScABecLap::setScalars	(	Real	sa,
		Real	sb
	)

setVerbose()

void amrex::PETScABecLap::setVerbose

(

int

_verbose

)

solve()

void amrex::PETScABecLap::solve	(	MultiFab &	soln,
		const MultiFab &	rhs,
		Real	rel_tol,
		Real	abs_tol,
		int	max_iter,
		const BndryData &	bndry,
		int	max_bndry_order
	)

Member Data Documentation

A

std::unique_ptr<amrex_Mat> amrex::PETScABecLap::A

private

acoefs

MultiFab amrex::PETScABecLap::acoefs

private

b

std::unique_ptr<amrex_Vec> amrex::PETScABecLap::b

private

bcoefs

Array<MultiFab,3> amrex::PETScABecLap::bcoefs

private

cell_id

FabArray<BaseFab<PetscInt> > amrex::PETScABecLap::cell_id

private

cell_id_vec

FabArray<BaseFab<PetscInt> > amrex::PETScABecLap::cell_id_vec

private

comm

MPI_Comm amrex::PETScABecLap::comm = MPI_COMM_NULL

private

diaginv

MultiFab amrex::PETScABecLap::diaginv

private

eb_stencil_size

constexpr PetscInt amrex::PETScABecLap::eb_stencil_size = 3 *3 *3

staticconstexprprivate

geom

Geometry amrex::PETScABecLap::geom

private

m_bndry

BndryData const* amrex::PETScABecLap::m_bndry = nullptr

private

m_eb_b_coeffs

MultiFab const* amrex::PETScABecLap::m_eb_b_coeffs = nullptr

private

m_factory

FabFactory<FArrayBox> const* amrex::PETScABecLap::m_factory = nullptr

private

m_maxorder

int amrex::PETScABecLap::m_maxorder = -1

private

ncells_grid

LayoutData<PetscInt> amrex::PETScABecLap::ncells_grid

private

regular_stencil_size

constexpr PetscInt amrex::PETScABecLap::regular_stencil_size = 2*3 + 1

staticconstexprprivate

scalar_a

Real amrex::PETScABecLap::scalar_a

private

scalar_b

Real amrex::PETScABecLap::scalar_b

private

solver

std::unique_ptr<amrex_KSP> amrex::PETScABecLap::solver

private

verbose

int amrex::PETScABecLap::verbose = 0

private

x

std::unique_ptr<amrex_Vec> amrex::PETScABecLap::x

private

---

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

• /home/runner/work/amrex/amrex/Src/Extern/PETSc/AMReX_PETSc.H
• /home/runner/work/amrex/amrex/Src/Extern/PETSc/AMReX_PETSc.cpp