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PoissonOp Class Reference

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

#include <PoissonOp.H>

Inheritance diagram for PoissonOp:

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Collaboration diagram for PoissonOp:

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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]

Detailed Description

one-sided differencing version of poisson operator

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

Constructor & Destructor Documentation

PoissonOp::PoissonOp (    ) 
 

PoissonOp::~PoissonOp (    ) 
 

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::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.

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

Implements LevelOp.

Reimplemented in VelocityPoissonOp.

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.

Reimplemented in VelocityPoissonOp.

void PoissonOp::setBottomSmoother (  const BaseBottomSmoother &    a_bottomSmoother ) 
 

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.

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]
 

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