#include <AMReX_MLALaplacian.H>

Inheritance diagram for amrex::MLALaplacianT< MF >:

Public Types
using	FAB = typename MF::fab_type

using	RT = typename MF::value_type

using	BCType = LinOpBCType

using	Location = typename MLLinOpT< MF >::Location

Public Types inherited from amrex::MLCellABecLapT< MF >
using	FAB = typename MF::fab_type

using	RT = typename MF::value_type

using	Location = typename MLLinOpT< MF >::Location

Public Types inherited from amrex::MLCellLinOpT< MF >
using	FAB = typename MF::fab_type

using	RT = typename MF::value_type

using	BCType = LinOpBCType

using	BCMode = typename MLLinOpT< MF >::BCMode

using	StateMode = typename MLLinOpT< MF >::StateMode

using	Location = typename MLLinOpT< MF >::Location

Public Types inherited from amrex::MLLinOpT< MF >
using	MFType = MF

using	FAB = typename FabDataType< MF >::fab_type

using	RT = typename FabDataType< MF >::value_type

using	BCType = LinOpBCType

using	BCMode = LinOpEnumType::BCMode

using	StateMode = LinOpEnumType::StateMode

using	Location = LinOpEnumType::Location

Public Member Functions
	MLALaplacianT ()=default

	MLALaplacianT (const Vector< Geometry > &a_geom, const Vector< BoxArray > &a_grids, const Vector< DistributionMapping > &a_dmap, const LPInfo &a_info=LPInfo(), const Vector< FabFactory< FAB > const * > &a_factory={}, int a_ncomp=1)

	~MLALaplacianT () override

	MLALaplacianT (const MLALaplacianT< MF > &)=delete

	MLALaplacianT (MLALaplacianT< MF > &&)=delete

MLALaplacianT< MF > &	operator= (const MLALaplacianT< MF > &)=delete

MLALaplacianT< MF > &	operator= (MLALaplacianT< MF > &&)=delete

void	define (const Vector< Geometry > &a_geom, const Vector< BoxArray > &a_grids, const Vector< DistributionMapping > &a_dmap, const LPInfo &a_info=LPInfo(), const Vector< FabFactory< FAB > const * > &a_factory={})

void	setScalars (RT a, RT b) noexcept

void	setACoeffs (int amrlev, const MF &alpha)

int	getNComp () const override
	Return number of components.

bool	needsUpdate () const override
	Does it need update if it's reused?

void	update () override
	Update for reuse.

void	prepareForSolve () final

bool	isSingular (int amrlev) const final
	Is it singular on given AMR level?

bool	isBottomSingular () const final
	Is the bottom of MG singular?

void	Fapply (int amrlev, int mglev, MF &out, const MF &in) const final

void	Fsmooth (int amrlev, int mglev, MF &sol, const MF &rhs, int redblack) const final

void	FFlux (int amrlev, const MFIter &mfi, const Array< FAB *, 3 > &flux, const FAB &sol, Location, int face_only=0) const final

void	normalize (int amrlev, int mglev, MF &mf) const final
	Divide mf by the diagonal component of the operator. Used by bicgstab.

RT	getAScalar () const final

RT	getBScalar () const final

MF const *	getACoeffs (int amrlev, int mglev) const final

Array< MF const *, 3 >	getBCoeffs (int, int) const final

std::unique_ptr< MLLinOpT< MF > >	makeNLinOp (int) const final

void	averageDownCoeffsSameAmrLevel (int amrlev, Vector< MF > &a)

void	averageDownCoeffs ()

void	averageDownCoeffsToCoarseAmrLevel (int flev)

Public Member Functions inherited from amrex::MLCellABecLapT< MF >
	MLCellABecLapT ()=default

	~MLCellABecLapT () override=default

	MLCellABecLapT (const MLCellABecLapT< MF > &)=delete

	MLCellABecLapT (MLCellABecLapT< MF > &&)=delete

MLCellABecLapT< MF > &	operator= (const MLCellABecLapT< MF > &)=delete

MLCellABecLapT< MF > &	operator= (MLCellABecLapT< MF > &&)=delete

void	define (const Vector< Geometry > &a_geom, const Vector< BoxArray > &a_grids, const Vector< DistributionMapping > &a_dmap, const LPInfo &a_info=LPInfo(), const Vector< FabFactory< FAB > const * > &a_factory={})

void	define (const Vector< Geometry > &a_geom, const Vector< BoxArray > &a_grids, const Vector< DistributionMapping > &a_dmap, const Vector< iMultiFab const * > &a_overset_mask, const LPInfo &a_info=LPInfo(), const Vector< FabFactory< FAB > const * > &a_factory={})

iMultiFab const *	getOversetMask (int amrlev, int mglev) const

bool	needsUpdate () const override
	Does it need update if it's reused?

void	update () override
	Update for reuse.

void	prepareForSolve () override

void	setDirichletNodesToZero (int amrlev, int mglev, MF &mf) const override

void	getFluxes (const Vector< Array< MF , 3 > > &a_flux, const Vector< MF > &a_sol, Location a_loc) const final

void	getFluxes (const Vector< MF * > &, const Vector< MF * > &) const final

void	applyInhomogNeumannTerm (int amrlev, MF &rhs) const final
	Extra terms introduced when we treat inhomogeneous Nuemann BC as homogeneous.

void	addInhomogNeumannFlux (int amrlev, const Array< MF *, 3 > &grad, MF const &sol, bool mult_bcoef) const final

void	applyOverset (int amrlev, MF &rhs) const override
	for overset solver only

Public Member Functions inherited from amrex::MLCellLinOpT< MF >
	MLCellLinOpT ()

	~MLCellLinOpT () override=default

	MLCellLinOpT (const MLCellLinOpT< MF > &)=delete

	MLCellLinOpT (MLCellLinOpT< MF > &&)=delete

MLCellLinOpT< MF > &	operator= (const MLCellLinOpT< MF > &)=delete

MLCellLinOpT< MF > &	operator= (MLCellLinOpT< MF > &&)=delete

void	define (const Vector< Geometry > &a_geom, const Vector< BoxArray > &a_grids, const Vector< DistributionMapping > &a_dmap, const LPInfo &a_info=LPInfo(), const Vector< FabFactory< FAB > const * > &a_factory={})

void	setLevelBC (int amrlev, const MF levelbcdata, const MF robinbc_a=nullptr, const MF robinbc_b=nullptr, const MF robinbc_f=nullptr) final
	Set boundary conditions for given level. For cell-centered solves only.

bool	needsUpdate () const override
	Does it need update if it's reused?

void	update () override
	Update for reuse.

void	setGaussSeidel (bool flag) noexcept

virtual bool	isCrossStencil () const

virtual bool	isTensorOp () const

void	updateSolBC (int amrlev, const MF &crse_bcdata) const

void	updateCorBC (int amrlev, const MF &crse_bcdata) const

virtual void	applyBC (int amrlev, int mglev, MF &in, BCMode bc_mode, StateMode s_mode, const MLMGBndryT< MF > *bndry=nullptr, bool skip_fillboundary=false) const

BoxArray	makeNGrids (int grid_size) const

void	restriction (int, int, MF &crse, MF &fine) const override
	Restriction onto coarse MG level.

void	interpolation (int amrlev, int fmglev, MF &fine, const MF &crse) const override
	Add interpolated coarse MG level data to fine MG level data.

void	interpAssign (int amrlev, int fmglev, MF &fine, MF &crse) const override
	Overwrite fine MG level data with interpolated coarse data.

void	interpolationAmr (int famrlev, MF &fine, const MF &crse, IntVect const &nghost) const override
	Interpolation between AMR levels.

void	averageDownSolutionRHS (int camrlev, MF &crse_sol, MF &crse_rhs, const MF &fine_sol, const MF &fine_rhs) override
	Average-down data from fine AMR level to coarse AMR level.

void	apply (int amrlev, int mglev, MF &out, MF &in, BCMode bc_mode, StateMode s_mode, const MLMGBndryT< MF > *bndry=nullptr) const override
	Apply the linear operator, out = L(in)

void	smooth (int amrlev, int mglev, MF &sol, const MF &rhs, bool skip_fillboundary, int niter) const final
	Smooth.

void	solutionResidual (int amrlev, MF &resid, MF &x, const MF &b, const MF *crse_bcdata=nullptr) override
	Compute residual for solution.

void	prepareForFluxes (int amrlev, const MF *crse_bcdata=nullptr) override

void	correctionResidual (int amrlev, int mglev, MF &resid, MF &x, const MF &b, BCMode bc_mode, const MF *crse_bcdata=nullptr) final
	Compute residual for the residual-correction form, resid = b - L(x)

void	reflux (int crse_amrlev, MF &res, const MF &crse_sol, const MF &, MF &, MF &fine_sol, const MF &) const final
	Reflux at AMR coarse/fine boundary.

void	compFlux (int amrlev, const Array< MF *, 3 > &fluxes, MF &sol, Location loc) const override
	Compute fluxes.

void	compGrad (int amrlev, const Array< MF *, 3 > &grad, MF &sol, Location loc) const override
	Compute gradients of the solution.

void	applyMetricTerm (int amrlev, int mglev, MF &rhs) const final
	apply metric terms if there are any

void	unapplyMetricTerm (int amrlev, int mglev, MF &rhs) const final
	unapply metric terms if there are any

Vector< RT >	getSolvabilityOffset (int amrlev, int mglev, MF const &rhs) const override
	get offset for fixing solvability

void	fixSolvabilityByOffset (int amrlev, int mglev, MF &rhs, Vector< RT > const &offset) const override

void	prepareForSolve () override

RT	xdoty (int amrlev, int mglev, const MF &x, const MF &y, bool local) const final
	x dot y, used by the bottom solver

RT	dotProductPrecond (Vector< MF const * > const &x, Vector< MF const * > const &y) const final

RT	norm2Precond (Vector< MF const * > const &x) const final

RT	normInf (int amrlev, MF const &mf, bool local) const override

void	averageDownAndSync (Vector< MF > &sol) const override

void	avgDownResAmr (int clev, MF &cres, MF const &fres) const override

void	beginPrecondBC () override

void	endPrecondBC () override

void	setInterpBndryHalfWidth (int w)

Public Member Functions inherited from amrex::MLLinOpT< MF >
	MLLinOpT ()=default

virtual	~MLLinOpT ()=default

	MLLinOpT (const MLLinOpT< MF > &)=delete

	MLLinOpT (MLLinOpT< MF > &&)=delete

MLLinOpT< MF > &	operator= (const MLLinOpT< MF > &)=delete

MLLinOpT< MF > &	operator= (MLLinOpT< MF > &&)=delete

void	define (const Vector< Geometry > &a_geom, const Vector< BoxArray > &a_grids, const Vector< DistributionMapping > &a_dmap, const LPInfo &a_info, const Vector< FabFactory< FAB > const * > &a_factory, bool eb_limit_coarsening=true)

virtual std::string	name () const

void	setDomainBC (const Array< BCType, 3 > &lobc, const Array< BCType, 3 > &hibc) noexcept
	Boundary of the whole domain.

void	setDomainBC (const Vector< Array< BCType, 3 > > &lobc, const Vector< Array< BCType, 3 > > &hibc) noexcept
	Boundary of the whole domain.

void	setDomainBCLoc (const Array< Real, 3 > &lo_bcloc, const Array< Real, 3 > &hi_bcloc) noexcept
	Set location of domain boundaries.

bool	needsCoarseDataForBC () const noexcept
	Needs coarse data for bc?

void	setCoarseFineBC (const MF *crse, int crse_ratio, LinOpBCType bc_type=LinOpBCType::Dirichlet) noexcept
	Set coarse/fine boundary conditions. For cell-centered solves only.

void	setCoarseFineBC (const MF *crse, IntVect const &crse_ratio, LinOpBCType bc_type=LinOpBCType::Dirichlet) noexcept

template<typename AMF , std::enable_if_t<!std::is_same_v< MF, AMF >, int > = 0>
void	setCoarseFineBC (const AMF *crse, int crse_ratio, LinOpBCType bc_type=LinOpBCType::Dirichlet) noexcept

template<typename AMF , std::enable_if_t<!std::is_same_v< MF, AMF >, int > = 0>
void	setCoarseFineBC (const AMF *crse, IntVect const &crse_ratio, LinOpBCType bc_type=LinOpBCType::Dirichlet) noexcept

template<typename AMF , std::enable_if_t<!std::is_same_v< MF, AMF >, int > = 0>
void	setLevelBC (int amrlev, const AMF levelbcdata, const AMF robinbc_a=nullptr, const AMF robinbc_b=nullptr, const AMF robinbc_f=nullptr)

void	setVerbose (int v) noexcept
	Set verbosity.

void	setMaxOrder (int o) noexcept
	Set order of interpolation at coarse/fine boundary.

int	getMaxOrder () const noexcept
	Get order of interpolation at coarse/fine boundary.

void	setEnforceSingularSolvable (bool o) noexcept

bool	getEnforceSingularSolvable () const noexcept

virtual BottomSolver	getDefaultBottomSolver () const

virtual int	getNGrow (int=0, int=0) const

virtual void	unimposeNeumannBC (int, MF &) const
	This is needed for our nodal projection solver.

virtual bool	scaleRHS (int, MF *) const
	scale RHS to fix solvability

virtual void	fixSolvabilityByOffset (int, int, MF &, Vector< RT > const &) const
	fix solvability by subtracting offset from RHS

virtual void	preparePrecond ()

virtual void	getEBFluxes (const Vector< MF * > &, const Vector< MF * > &) const

virtual bool	supportNSolve () const

virtual void	copyNSolveSolution (MF &, MF const &) const

virtual void	postSolve (Vector< MF * > const &) const

virtual void	avgDownResMG (int clev, MF &cres, MF const &fres) const

bool	isMFIterSafe (int amrlev, int mglev1, int mglev2) const

int	NAMRLevels () const noexcept
	Return the number of AMR levels.

int	NMGLevels (int amrlev) const noexcept
	Return the number of MG levels at given AMR level.

const Geometry &	Geom (int amr_lev, int mglev=0) const noexcept

Private Member Functions
void	updateSingularFlag ()

Private Attributes
bool	m_needs_update = true

RT	m_a_scalar = std::numeric_limits<RT>::quiet_NaN()

RT	m_b_scalar = std::numeric_limits<RT>::quiet_NaN()

Vector< Vector< MF > >	m_a_coeffs

Vector< int >	m_is_singular

int	m_ncomp = 1

Additional Inherited Members
Public Attributes inherited from amrex::MLCellLinOpT< MF >
Vector< std::unique_ptr< MF > >	m_robin_bcval

Public Attributes inherited from amrex::MLLinOpT< MF >
Vector< Array< BCType, 3 > >	m_lobc

Vector< Array< BCType, 3 > >	m_hibc

Vector< Array< BCType, 3 > >	m_lobc_orig

Vector< Array< BCType, 3 > >	m_hibc_orig

Protected Types inherited from amrex::MLCellLinOpT< MF >
using	RealTuple = Array< RT, 2 *3 >

using	BCTuple = Array< BoundCond, 2 *3 >

Protected Member Functions inherited from amrex::MLCellABecLapT< MF >
bool	supportInhomogNeumannBC () const noexcept override

Protected Member Functions inherited from amrex::MLLinOpT< MF >
const Vector< int > &	AMRRefRatio () const noexcept
	Return AMR refinement ratios.

int	AMRRefRatio (int amr_lev) const noexcept
	Return AMR refinement ratio at given AMR level.

FabFactory< FAB > const *	Factory (int amr_lev, int mglev=0) const noexcept

GpuArray< BCType, 3 >	LoBC (int icomp=0) const noexcept

GpuArray< BCType, 3 >	HiBC (int icomp=0) const noexcept

bool	hasBC (BCType bct) const noexcept

bool	hasInhomogNeumannBC () const noexcept

bool	hasRobinBC () const noexcept

virtual bool	supportRobinBC () const noexcept

bool	isBottomActive () const noexcept

MPI_Comm	BottomCommunicator () const noexcept

MPI_Comm	Communicator () const noexcept

void	setCoarseFineBCLocation (const RealVect &cloc) noexcept

bool	doAgglomeration () const noexcept

bool	doConsolidation () const noexcept

bool	doSemicoarsening () const noexcept

bool	isCellCentered () const noexcept

virtual IntVect	getNGrowVectRestriction () const

virtual void	make (Vector< Vector< MF > > &mf, IntVect const &ng) const

virtual MF	make (int amrlev, int mglev, IntVect const &ng) const

virtual MF	makeAlias (MF const &mf) const

virtual MF	makeCoarseMG (int amrlev, int mglev, IntVect const &ng) const

virtual MF	makeCoarseAmr (int famrlev, IntVect const &ng) const

virtual std::unique_ptr< FabFactory< FAB > >	makeFactory (int, int) const

virtual void	resizeMultiGrid (int new_size)

bool	hasHiddenDimension () const noexcept

int	hiddenDirection () const noexcept

Box	compactify (Box const &b) const noexcept

template<typename T >
Array4< T >	compactify (Array4< T > const &a) const noexcept

template<typename T >
T	get_d0 (T const &dx, T const &dy, T const &) const noexcept

template<typename T >
T	get_d1 (T const &, T const &dy, T const &dz) const noexcept

Protected Attributes inherited from amrex::MLCellABecLapT< MF >
Vector< Vector< std::unique_ptr< iMultiFab > > >	m_overset_mask

LPInfo	m_lpinfo_arg

Protected Attributes inherited from amrex::MLCellLinOpT< MF >
bool	m_has_metric_term = false

Vector< std::unique_ptr< MLMGBndryT< MF > > >	m_bndry_sol

Vector< std::unique_ptr< BndryRegisterT< MF > > >	m_crse_sol_br

Vector< std::unique_ptr< MLMGBndryT< MF > > >	m_bndry_cor

Vector< std::unique_ptr< BndryRegisterT< MF > > >	m_crse_cor_br

Vector< std::unique_ptr< MLMGBndryT< MF > > >	m_bndry_sol_zero

Vector< Vector< std::unique_ptr< BndryCondLoc > > >	m_bcondloc

Vector< Vector< BndryRegisterT< MF > > >	m_undrrelxr

Vector< Vector< Array< MultiMask, 2 *3 > > >	m_maskvals

Vector< std::unique_ptr< iMultiFab > >	m_norm_fine_mask

Vector< YAFluxRegisterT< MF > >	m_fluxreg

bool	m_use_gauss_seidel = true

Protected Attributes inherited from amrex::MLLinOpT< MF >
int	mg_domain_min_width = 2

LPInfo	info

int	verbose = 0

int	maxorder = 3

bool	enforceSingularSolvable = true

int	m_num_amr_levels = 0

Vector< int >	m_amr_ref_ratio

Vector< int >	m_num_mg_levels

const MLLinOpT< MF > *	m_parent = nullptr

IntVect	m_ixtype

bool	m_do_agglomeration = false

bool	m_do_consolidation = false

bool	m_do_semicoarsening = false

Vector< IntVect >	mg_coarsen_ratio_vec

Vector< Vector< Geometry > >	m_geom
	first Vector is for amr level and second is mg level

Vector< Vector< BoxArray > >	m_grids

Vector< Vector< DistributionMapping > >	m_dmap

Vector< Vector< std::unique_ptr< FabFactory< FAB > > > >	m_factory

Vector< int >	m_domain_covered

MPI_Comm	m_default_comm = MPI_COMM_NULL

MPI_Comm	m_bottom_comm = MPI_COMM_NULL

std::unique_ptr< CommContainer >	m_raii_comm

Array< Real, 3 >	m_domain_bloc_lo {{ 0._rt , 0._rt , 0._rt }}

Array< Real, 3 >	m_domain_bloc_hi {{ 0._rt , 0._rt , 0._rt }}

bool	m_needs_coarse_data_for_bc = false

LinOpBCType	m_coarse_fine_bc_type = LinOpBCType::Dirichlet

IntVect	m_coarse_data_crse_ratio = IntVect(-1)

RealVect	m_coarse_bc_loc

const MF *	m_coarse_data_for_bc = nullptr

MF	m_coarse_data_for_bc_raii

bool	m_precond_mode = false

Static Protected Attributes inherited from amrex::MLLinOpT< MF >
static constexpr int	mg_coarsen_ratio = 2

static constexpr int	mg_box_min_width = 2

Member Typedef Documentation

◆ BCType

template<typename MF >

using amrex::MLALaplacianT< MF >::BCType = LinOpBCType

◆ FAB

template<typename MF >

using amrex::MLALaplacianT< MF >::FAB = typename MF::fab_type

◆ Location

template<typename MF >

using amrex::MLALaplacianT< MF >::Location = typename MLLinOpT<MF>::Location

◆ RT

template<typename MF >

using amrex::MLALaplacianT< MF >::RT = typename MF::value_type

Constructor & Destructor Documentation

◆ MLALaplacianT() [1/4]

template<typename MF >

amrex::MLALaplacianT< MF >::MLALaplacianT ( )

default

◆ MLALaplacianT() [2/4]

template<typename MF >

amrex::MLALaplacianT< MF >::MLALaplacianT	(	const Vector< Geometry > &	a_geom,
		const Vector< BoxArray > &	a_grids,
		const Vector< DistributionMapping > &	a_dmap,
		const LPInfo &	a_info = `LPInfo()`,
		const Vector< FabFactory< FAB > const * > &	a_factory = `{}`,
		int	a_ncomp = `1`
	)

◆ ~MLALaplacianT()

template<typename MF >

amrex::MLALaplacianT< MF >::~MLALaplacianT ( )

overridedefault

◆ MLALaplacianT() [3/4]

template<typename MF >

amrex::MLALaplacianT< MF >::MLALaplacianT ( const MLALaplacianT< MF > & )

delete

◆ MLALaplacianT() [4/4]

template<typename MF >

amrex::MLALaplacianT< MF >::MLALaplacianT ( MLALaplacianT< MF > && )

delete

Member Function Documentation

◆ averageDownCoeffs()

template<typename MF >

void amrex::MLALaplacianT< MF >::averageDownCoeffs ( )

◆ averageDownCoeffsSameAmrLevel()

template<typename MF >

void amrex::MLALaplacianT< MF >::averageDownCoeffsSameAmrLevel	(	int	amrlev,
		Vector< MF > &	a
	)

◆ averageDownCoeffsToCoarseAmrLevel()

template<typename MF >

void amrex::MLALaplacianT< MF >::averageDownCoeffsToCoarseAmrLevel ( int flev )

◆ define()

template<typename MF >

void amrex::MLALaplacianT< MF >::define	(	const Vector< Geometry > &	a_geom,
		const Vector< BoxArray > &	a_grids,
		const Vector< DistributionMapping > &	a_dmap,
		const LPInfo &	a_info = `LPInfo()`,
		const Vector< FabFactory< FAB > const * > &	a_factory = `{}`
	)

◆ Fapply()

template<typename MF >

void amrex::MLALaplacianT< MF >::Fapply	(	int	amrlev,
		int	mglev,
		MF &	out,
		const MF &	in
	)		const

finalvirtual

Implements amrex::MLCellLinOpT< MF >.

◆ FFlux()

template<typename MF >

void amrex::MLALaplacianT< MF >::FFlux	(	int	amrlev,
		const MFIter &	mfi,
		const Array< FAB *, 3 > &	flux,
		const FAB &	sol,
		Location	,
		int	face_only = `0`
	)		const

finalvirtual

Implements amrex::MLCellLinOpT< MF >.

◆ Fsmooth()

template<typename MF >

void amrex::MLALaplacianT< MF >::Fsmooth	(	int	amrlev,
		int	mglev,
		MF &	sol,
		const MF &	rhs,
		int	redblack
	)		const

finalvirtual

Implements amrex::MLCellLinOpT< MF >.

◆ getACoeffs()

template<typename MF >

MF const * amrex::MLALaplacianT< MF >::getACoeffs	(	int	amrlev,
		int	mglev
	)		const

inlinefinalvirtual

Implements amrex::MLCellABecLapT< MF >.

◆ getAScalar()

template<typename MF >

RT amrex::MLALaplacianT< MF >::getAScalar ( ) const

inlinefinalvirtual

Implements amrex::MLCellABecLapT< MF >.

◆ getBCoeffs()

template<typename MF >

Array< MF const *, 3 > amrex::MLALaplacianT< MF >::getBCoeffs	(	int	,
		int
	)		const

inlinefinalvirtual

Implements amrex::MLCellABecLapT< MF >.

◆ getBScalar()

template<typename MF >

RT amrex::MLALaplacianT< MF >::getBScalar ( ) const

inlinefinalvirtual

Implements amrex::MLCellABecLapT< MF >.

◆ getNComp()

template<typename MF >

int amrex::MLALaplacianT< MF >::getNComp ( ) const

inlineoverridevirtual

Return number of components.

Reimplemented from amrex::MLLinOpT< MF >.

◆ isBottomSingular()

template<typename MF >

bool amrex::MLALaplacianT< MF >::isBottomSingular ( ) const

inlinefinalvirtual

Is the bottom of MG singular?

Implements amrex::MLLinOpT< MF >.

◆ isSingular()

template<typename MF >

bool amrex::MLALaplacianT< MF >::isSingular ( int amrlev ) const

inlinefinalvirtual

Is it singular on given AMR level?

Implements amrex::MLLinOpT< MF >.

◆ makeNLinOp()

template<typename MF >

std::unique_ptr< MLLinOpT< MF > > amrex::MLALaplacianT< MF >::makeNLinOp ( int ) const

inlinefinalvirtual

Reimplemented from amrex::MLLinOpT< MF >.

◆ needsUpdate()

template<typename MF >

bool amrex::MLALaplacianT< MF >::needsUpdate ( ) const

inlineoverridevirtual

Does it need update if it's reused?

Reimplemented from amrex::MLLinOpT< MF >.

◆ normalize()

template<typename MF >

void amrex::MLALaplacianT< MF >::normalize	(	int	amrlev,
		int	mglev,
		MF &	mf
	)		const

finalvirtual

Divide mf by the diagonal component of the operator. Used by bicgstab.

Reimplemented from amrex::MLLinOpT< MF >.

◆ operator=() [1/2]

template<typename MF >

MLALaplacianT< MF > & amrex::MLALaplacianT< MF >::operator= ( const MLALaplacianT< MF > & )

delete

◆ operator=() [2/2]

template<typename MF >

MLALaplacianT< MF > & amrex::MLALaplacianT< MF >::operator= ( MLALaplacianT< MF > && )

delete

◆ prepareForSolve()

template<typename MF >

void amrex::MLALaplacianT< MF >::prepareForSolve ( )

finalvirtual

Implements amrex::MLLinOpT< MF >.

◆ setACoeffs()

template<typename MF >

void amrex::MLALaplacianT< MF >::setACoeffs	(	int	amrlev,
		const MF &	alpha
	)

◆ setScalars()

template<typename MF >

void amrex::MLALaplacianT< MF >::setScalars	(	RT	a,
		RT	b
	)

noexcept

◆ update()

template<typename MF >

void amrex::MLALaplacianT< MF >::update ( )

overridevirtual

Update for reuse.

Reimplemented from amrex::MLLinOpT< MF >.

◆ updateSingularFlag()

template<typename MF >

void amrex::MLALaplacianT< MF >::updateSingularFlag ( )

private

Member Data Documentation

◆ m_a_coeffs

template<typename MF >

Vector<Vector<MF> > amrex::MLALaplacianT< MF >::m_a_coeffs

private

◆ m_a_scalar

template<typename MF >

RT amrex::MLALaplacianT< MF >::m_a_scalar = std::numeric_limits<RT>::quiet_NaN()

private

◆ m_b_scalar

template<typename MF >

RT amrex::MLALaplacianT< MF >::m_b_scalar = std::numeric_limits<RT>::quiet_NaN()

private

◆ m_is_singular

template<typename MF >

Vector<int> amrex::MLALaplacianT< MF >::m_is_singular

private

◆ m_ncomp

template<typename MF >

int amrex::MLALaplacianT< MF >::m_ncomp = 1

private

◆ m_needs_update

template<typename MF >

bool amrex::MLALaplacianT< MF >::m_needs_update = true

private

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

/home/runner/work/amrex/amrex/Src/LinearSolvers/MLMG/AMReX_MLALaplacian.H

Public Types

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Member Typedef Documentation

◆ BCType

◆ FAB

◆ Location

◆ RT

Constructor & Destructor Documentation

◆ MLALaplacianT() [1/4]

◆ MLALaplacianT() [2/4]

◆ ~MLALaplacianT()

◆ MLALaplacianT() [3/4]

◆ MLALaplacianT() [4/4]

Member Function Documentation

◆ averageDownCoeffs()

◆ averageDownCoeffsSameAmrLevel()

◆ averageDownCoeffsToCoarseAmrLevel()

◆ define()

◆ Fapply()

◆ FFlux()

◆ Fsmooth()

◆ getACoeffs()

◆ getAScalar()

◆ getBCoeffs()

◆ getBScalar()

◆ getNComp()

◆ isBottomSingular()

◆ isSingular()

◆ makeNLinOp()

◆ needsUpdate()

◆ normalize()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ prepareForSolve()

◆ setACoeffs()

◆ setScalars()

◆ update()

◆ updateSingularFlag()

Member Data Documentation

◆ m_a_coeffs

◆ m_a_scalar

◆ m_b_scalar

◆ m_is_singular

◆ m_ncomp

◆ m_needs_update