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PoissonOp Class Reference

one-sided differencing version of poisson operator More...

#include <PoissonOp.H>

Inheritance diagram for PoissonOp:

[legend]Collaboration diagram for PoissonOp:

[legend]List of all members.

Public Methods
virtual LevelOp *	new_levelop () const
virtual bool	isDefined () const
void	define (const DisjointBoxLayout &Ba, const DisjointBoxLayout *base_ba, Real DxLevel, int refratio, const Box &domf, bool a_homogeneousOnly=false, int ncomp=1)
void	define (const DisjointBoxLayout &Ba, const DisjointBoxLayout *base_ba, Real DxLevel, int refratio, const ProblemDomain &domf, bool a_homogeneousOnly=false, int ncomp=1)
void	define (const LevelOp *opfine, int refratio)
	PoissonOp ()
	~PoissonOp ()
void	smooth (LevelData< FArrayBox > &a_phi, const LevelData< FArrayBox > &a_rhs)
virtual void	levelPreconditioner (LevelData< FArrayBox > &a_phihat, const LevelData< FArrayBox > &a_rhshat)
void	applyOpI (LevelData< FArrayBox > &a_phi, const LevelData< FArrayBox > *a_phiCoarse, LevelData< FArrayBox > &a_LOfPhi)
void	applyOpIcfHphys (LevelData< FArrayBox > &a_phi, const LevelData< FArrayBox > *a_phiCoarse, LevelData< FArrayBox > &a_LOfPhi)
void	applyOpH (LevelData< FArrayBox > &a_phi, LevelData< FArrayBox > &a_LOfPhi)
void	CFInterp (LevelData< FArrayBox > &a_phi, const LevelData< FArrayBox > &a_phiCoarse)
void	applyOpHcfIphys (LevelData< FArrayBox > &a_phi, LevelData< FArrayBox > &a_lOfPhi)
void	homogeneousCFInterp (LevelData< FArrayBox > &a_phi)
void	setDomainGhostBC (const DomainGhostBC &a_dombcin)
void	setBottomSmoother (const BaseBottomSmoother &a_bottomSmoother)
void	homogeneousCFInterp (LevelData< FArrayBox > &a_phif, const DataIndex &a_datInd, int a_idir, Side::LoHiSide a_hiorlo)
void	bottomSmoother (LevelData< FArrayBox > &a_phi, const LevelData< FArrayBox > &a_rhs)
void	getFlux (FArrayBox &flux, const FArrayBox &a_data, const DataIndex &a_datInd, int a_dir)
Protected Attributes
DomainGhostBC	m_domghostbc
ProblemDomain	m_domain
DisjointBoxLayout	m_grids
Copier	m_exchangeCopier
DisjointBoxLayout	m_baseBA
int	m_ncomp
int	m_refRatio
Real	m_dxLevel
Real	m_dxCrse
QuadCFInterp	m_quadCFI
BaseBottomSmoother *	m_bottom_smoother_ptr
bool	m_isDefined
bool	m_isBCDefined
bool	m_ihcfiEnabled
LayoutData< CFIVS >	m_loCFIVS [SpaceDim]
LayoutData< CFIVS >	m_hiCFIVS [SpaceDim]
Private Methods
void	levelGSRB (LevelData< FArrayBox > &a_phi, const LevelData< FArrayBox > &a_rhs)
void	interpOnIVSHomo (LevelData< FArrayBox > &a_phif, const DataIndex &dFine, const int a_idir, const Side::LoHiSide a_hiorlo, const IntVectSet &a_interpIVS)
void	clearMemory ()
void	setDefaultValues ()

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Detailed Description

one-sided differencing version of poisson operator

this class contains stuff to solve div (grad phi) = rhs

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Constructor & Destructor Documentation

PoissonOp::PoissonOp (    )

PoissonOp::~PoissonOp (    )

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Member Function Documentation

void PoissonOp::applyOpH (  LevelData< FArrayBox > &    a_phi, LevelData< FArrayBox > &    a_LOfPhi )  [virtual]

Evaluate Operator, homogeneous C/F boundary conditions. and homogeneous physical boundary conditions Implements LevelOp.

void PoissonOp::applyOpHcfIphys (  LevelData< FArrayBox > &    a_phi, LevelData< FArrayBox > &    a_lOfPhi )  [virtual]

Evaluate Operator, homogeneous C/F boundary conditions. with inhomogeneous physical boundary conditions Implements LevelOp.

void PoissonOp::applyOpI (  LevelData< FArrayBox > &    a_phi, const LevelData< FArrayBox > *    a_phiCoarse, LevelData< FArrayBox > &    a_LOfPhi )  [virtual]

Evaluate Operator, inhomogeneous C/F boundary conditions. and inhomogeneous phys boundary conditions Implements LevelOp.

void PoissonOp::applyOpIcfHphys (  LevelData< FArrayBox > &    a_phi, const LevelData< FArrayBox > *    a_phiCoarse, LevelData< FArrayBox > &    a_LOfPhi )  [virtual]

Evaluate Operator, inhomogeneous C/F boundary conditions. with homogeneous physical boundary conditions Implements LevelOp.

void PoissonOp::bottomSmoother (  LevelData< FArrayBox > &    a_phi, const LevelData< FArrayBox > &    a_rhs )  [virtual]

This does a GSRB Pre/Conditioned BiCGStab on a level for the bottom solver. Implements LevelOp.

void PoissonOp::CFInterp (  LevelData< FArrayBox > &    a_phi, const LevelData< FArrayBox > &    a_phiCoarse )  [virtual]

Coarse / Fine interpolation operator. Implements LevelOp.

void PoissonOp::clearMemory (    )  [private]

void PoissonOp::define (  const LevelOp *    opfine, int    refratio )  [virtual]

Full define function. define from finer levelop. Implements LevelOp.

void PoissonOp::define (  const DisjointBoxLayout &    Ba, const DisjointBoxLayout *    base_ba, Real    DxLevel, int    refratio, const ProblemDomain &    domf, bool    a_homogeneousOnly = false, int    ncomp = 1 )  [virtual]

Full define function. makes all coarse-fine information and sets internal variables Implements LevelOp.

void PoissonOp::define (  const DisjointBoxLayout &    Ba, const DisjointBoxLayout *    base_ba, Real    DxLevel, int    refratio, const Box &    domf, bool    a_homogeneousOnly = false, int    ncomp = 1 )  [virtual]

Full define function. makes all coarse-fine information and sets internal variables Implements LevelOp.

void PoissonOp::getFlux (  FArrayBox &    flux, const FArrayBox &    a_data, const DataIndex &    a_datInd, int    a_dir )  [virtual]

get flux( == flux at THIS level) The fluxes live on the cell faces with direction dir. Fluxes are computed for all interior edges of data. The flux fab is resized inside the routine. Implements LevelOp.

void PoissonOp::homogeneousCFInterp (  LevelData< FArrayBox > &    a_phif, const DataIndex &    a_datInd, int    a_idir, Side::LoHiSide    a_hiorlo )

does homogeneous coarse/fine interpolation

void PoissonOp::homogeneousCFInterp (  LevelData< FArrayBox > &    a_phi )  [virtual]

homogeneous coarse/fine interpolation operator Implements LevelOp.

void PoissonOp::interpOnIVSHomo (  LevelData< FArrayBox > &    a_phif, const DataIndex &    dFine, const int    a_idir, const Side::LoHiSide    a_hiorlo, const IntVectSet &    a_interpIVS )  [private]

virtual bool PoissonOp::isDefined (    )  const [virtual]

Implements LevelOp.

void PoissonOp::levelGSRB (  LevelData< FArrayBox > &    a_phi, const LevelData< FArrayBox > &    a_rhs )  [private]

virtual void PoissonOp::levelPreconditioner (  LevelData< FArrayBox > &    a_phihat, const LevelData< FArrayBox > &    a_rhshat )  [virtual]

apply preconditioning to the solution on this level. Given rhshat, returns phihat from M(phihat) = rhshat Implements LevelOp.

virtual LevelOp* PoissonOp::new_levelop (    )  const [virtual]

virtual constructor workaround Implements LevelOp.

void PoissonOp::setBottomSmoother (  const BaseBottomSmoother &    a_bottomSmoother )

void PoissonOp::setDefaultValues (    )  [private]

void PoissonOp::setDomainGhostBC (  const DomainGhostBC &    a_dombcin )

void PoissonOp::smooth (  LevelData< FArrayBox > &    a_phi, const LevelData< FArrayBox > &    a_rhs )  [virtual]

Smoother. Assumes that problem has already been put in residual correction form, so that C/F boundary conditions are homogeneous. Implements LevelOp.

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Member Data Documentation

DisjointBoxLayout PoissonOp::m_baseBA [protected]

BaseBottomSmoother* PoissonOp::m_bottom_smoother_ptr [protected]

ProblemDomain PoissonOp::m_domain [protected]

DomainGhostBC PoissonOp::m_domghostbc [protected]

Real PoissonOp::m_dxCrse [protected]

Real PoissonOp::m_dxLevel [protected]

Copier PoissonOp::m_exchangeCopier [protected]

DisjointBoxLayout PoissonOp::m_grids [protected]

LayoutData<CFIVS> PoissonOp::m_hiCFIVS[SpaceDim] [protected]

bool PoissonOp::m_ihcfiEnabled [protected]

bool PoissonOp::m_isBCDefined [protected]

bool PoissonOp::m_isDefined [protected]

LayoutData<CFIVS> PoissonOp::m_loCFIVS[SpaceDim] [protected]

int PoissonOp::m_ncomp [protected]

QuadCFInterp PoissonOp::m_quadCFI [protected]

int PoissonOp::m_refRatio [protected]

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

• PoissonOp.H

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