#include <AMReX_AmrMesh.H>

Inheritance diagram for amrex::AmrMesh:

Public Member Functions
	AmrMesh ()

	AmrMesh (const RealBox rb, int max_level_in, const Vector< int > &n_cell_in, int coord=-1, Vector< IntVect > refrat=Vector< IntVect >(), const int is_per=nullptr)

	AmrMesh (const RealBox &rb, int max_level_in, const Vector< int > &n_cell_in, int coord, Vector< IntVect > const &a_refrat, Array< int, AMREX_SPACEDIM > const &is_per)

	AmrMesh (Geometry const &level_0_geom, AmrInfo const &amr_info)

	AmrMesh (const AmrMesh &rhs)=delete

AmrMesh &	operator= (const AmrMesh &rhs)=delete

	AmrMesh (AmrMesh &&rhs)=default

AmrMesh &	operator= (AmrMesh &&rhs)=default

virtual	~AmrMesh ()=default

int	Verbose () const noexcept

int	maxLevel () const noexcept
	Return the max level. More...

int	finestLevel () const noexcept
	Return the finest level. More...

IntVect	refRatio (int lev) const noexcept
	Return the refinement ratio for level lev. More...

int	MaxRefRatio (int lev) const noexcept
	Return the maximum refinement ratio in any direction. More...

const Vector< IntVect > &	refRatio () const noexcept
	Return refinement ratios between all levels. More...

const Vector< Geometry > &	Geom () const noexcept

const Vector< DistributionMapping > &	DistributionMap () const noexcept

const Vector< BoxArray > &	boxArray () const noexcept

const Geometry &	Geom (int lev) const noexcept

const DistributionMapping &	DistributionMap (int lev) const noexcept

const BoxArray &	boxArray (int lev) const noexcept

Vector< Geometry >	Geom (int a_coarsest_lev, int a_finest_lev) const noexcept

Vector< BoxArray >	boxArray (int a_coarsest_lev, int a_finest_lev) const noexcept

Vector< DistributionMapping >	DistributionMap (int a_coarsest_lev, int a_finest_lev) const noexcept

Vector< Geometry > &	Geom () noexcept

Geometry &	Geom (int lev) noexcept

void	SetMaxGridSize (int new_mgs) noexcept

void	SetMaxGridSize (const IntVect &new_mgs) noexcept

void	SetMaxGridSize (const Vector< int > &new_mgs) noexcept

void	SetMaxGridSize (const Vector< IntVect > &new_mgs) noexcept

void	SetBlockingFactor (int new_bf) noexcept

void	SetBlockingFactor (const IntVect &new_bf) noexcept

void	SetBlockingFactor (const Vector< int > &new_bf) noexcept

void	SetBlockingFactor (const Vector< IntVect > &new_bf) noexcept

void	SetGridEff (Real eff) noexcept

void	SetNProper (int n) noexcept

void	SetFinestLevel (int new_finest_level) noexcept
	Set ref_ratio would require rebuilding Geometry objects. More...

void	SetDistributionMap (int lev, const DistributionMapping &dmap_in) noexcept

void	SetBoxArray (int lev, const BoxArray &ba_in) noexcept

void	SetGeometry (int lev, const Geometry &geom_in) noexcept

int	GetLevel (Box const &domain) const noexcept
	Given domain box, return AMR level. Return -1 if there is no match. More...

void	ClearDistributionMap (int lev) noexcept

void	ClearBoxArray (int lev) noexcept

int	nErrorBuf (int lev, int direction=0) const noexcept
	Return the number of buffer cells (as a single integer) in error estimator. More...

const IntVect &	nErrorBufVect (int lev) const noexcept
	Return the number of buffer cells (as an IntVect) in error estimator. More...

Real	gridEff () const noexcept
	Return the minimum allowable grid efficiency. More...

int	nProper () const noexcept
	Return the number of cells to define proper nesting. More...

const IntVect &	blockingFactor (int lev) const noexcept
	Return the blocking factor at level lev. More...

const IntVect &	maxGridSize (int lev) const noexcept
	Return the largest allowable grid. More...

bool	LevelDefined (int lev) const noexcept

bool	useFixedCoarseGrids () const noexcept
	Should we keep the coarser grids fixed (and not regrid those levels) at all? More...

int	useFixedUpToLevel () const noexcept
	Up to what level should we keep the coarser grids fixed (and not regrid those levels)? More...

void	ChopGrids (int lev, BoxArray &ba, int target_size) const
	"Try" to chop up grids so that the number of boxes in the BoxArray is greater than the target_size. More...

BoxArray	MakeBaseGrids () const
	Make a level 0 grids covering the whole domain. It does NOT install the new grids. More...

void	MakeNewGrids (int lbase, Real time, int &new_finest, Vector< BoxArray > &new_grids)
	Make new grids based on error estimates. This function expects that valid BoxArrays exist in this->grids from level lbase to level this->finest_level (the current finest level). new_grids. On return, the new finest level is stored in new_finest, and the new grids are stored in new_grids from Array element lbase+1 to new_finest_level (unless fixed grids are used). Note that this function adds at most one more level to the existing levels, and it may remove all levels above the base level. This function does not change the value of this->finest_level, nor does it modifies any BoxArrays stored in this->grids. It also does not modify new_grids's elements outside the range [lbase+1,new_finest_level]. More...

void	MakeNewGrids (Real time=0.0)
	This function makes new grid for all levels (including level 0). More...

virtual void	MakeNewLevelFromScratch (int, Real, const BoxArray &, const DistributionMapping &)

virtual void	ErrorEst (int, TagBoxArray &, Real, int)
	Tag cells for refinement. TagBoxArray tags is built on level lev grids. More...

virtual void	ManualTagsPlacement (int, TagBoxArray &, const Vector< IntVect > &)
	Manually tag. Note that tags is built on level lev grids coarsened by bf_lev[lev]. More...

virtual void	PostProcessBaseGrids (BoxArray &) const

virtual BoxArray	GetAreaNotToTag (int)

Long	CountCells (int lev) const noexcept

virtual DistributionMapping	MakeDistributionMap (int lev, BoxArray const &ba)

Protected Member Functions
void	checkInput ()

void	SetIterateToFalse () noexcept

void	SetUseNewChop () noexcept

Protected Attributes
int	finest_level
	Current finest level. More...

Vector< Geometry >	geom

Vector< DistributionMapping >	dmap

Vector< BoxArray >	grids

unsigned int	num_setdm = 0

unsigned int	num_setba = 0

Protected Attributes inherited from amrex::AmrInfo
int	verbose = 0

int	max_level = 0
	Maximum allowed level. More...

Vector< IntVect >	ref_ratio {{IntVect(2)}}
	Refinement ratios. More...

Vector< IntVect >	blocking_factor {{IntVect(8)}}
	Blocking factor in grid generation (by level). More...

Vector< IntVect >	max_grid_size {{IntVect(AMREX_D_PICK(128,128,64))}}
	Maximum allowable grid size (by level). More...

Vector< IntVect >	n_error_buf {{IntVect(1)}}
	Buffer cells around each tagged cell. More...

Real	grid_eff = static_cast<Real>(0.7)
	Grid efficiency. More...

int	n_proper = 1
	Cells required for proper nesting. More...

int	use_fixed_upto_level = 0

bool	use_fixed_coarse_grids = false

bool	refine_grid_layout = true

IntVect	refine_grid_layout_dims = IntVect(1)

bool	check_input = true

bool	use_new_chop = false

bool	iterate_on_new_grids = true

Private Member Functions
void	InitAmrMesh (int max_level_in, const Vector< int > &n_cell_in, Vector< IntVect > refrat=Vector< IntVect >(), const RealBox rb=nullptr, int coord=-1, const int is_per=nullptr)

Static Private Member Functions
static void	ProjPeriodic (BoxList &blout, const Box &domain, Array< int, AMREX_SPACEDIM > const &is_per)

Friends
std::ostream &	operator<< (std::ostream &os, AmrMesh const &amr_mesh)

Constructor & Destructor Documentation

◆ AmrMesh() [1/6]

amrex::AmrMesh::AmrMesh ( )

◆ AmrMesh() [2/6]

amrex::AmrMesh::AmrMesh	(	const RealBox *	rb,
		int	max_level_in,
		const Vector< int > &	n_cell_in,
		int	coord = `-1`,
		Vector< IntVect >	refrat = `Vector<IntVect>()`,
		const int *	is_per = `nullptr`
	)

◆ AmrMesh() [3/6]

amrex::AmrMesh::AmrMesh	(	const RealBox &	rb,
		int	max_level_in,
		const Vector< int > &	n_cell_in,
		int	coord,
		Vector< IntVect > const &	a_refrat,
		Array< int, AMREX_SPACEDIM > const &	is_per
	)

◆ AmrMesh() [4/6]

amrex::AmrMesh::AmrMesh	(	Geometry const &	level_0_geom,
		AmrInfo const &	amr_info
	)

◆ AmrMesh() [5/6]

amrex::AmrMesh::AmrMesh ( const AmrMesh & rhs )

delete

◆ AmrMesh() [6/6]

amrex::AmrMesh::AmrMesh ( AmrMesh && rhs )

default

◆ ~AmrMesh()

virtual amrex::AmrMesh::~AmrMesh ( )

virtualdefault

Member Function Documentation

◆ blockingFactor()

const IntVect& amrex::AmrMesh::blockingFactor ( int lev ) const

inlinenoexcept

Return the blocking factor at level lev.

◆ boxArray() [1/3]

const Vector<BoxArray>& amrex::AmrMesh::boxArray ( ) const

inlinenoexcept

◆ boxArray() [2/3]

Vector<BoxArray> amrex::AmrMesh::boxArray	(	int	a_coarsest_lev,
		int	a_finest_lev
	)		const

inlinenoexcept

◆ boxArray() [3/3]

const BoxArray& amrex::AmrMesh::boxArray ( int lev ) const

inlinenoexcept

◆ checkInput()

void amrex::AmrMesh::checkInput ( )

protected

◆ ChopGrids()

void amrex::AmrMesh::ChopGrids	(	int	lev,
		BoxArray &	ba,
		int	target_size
	)		const

"Try" to chop up grids so that the number of boxes in the BoxArray is greater than the target_size.

◆ ClearBoxArray()

void amrex::AmrMesh::ClearBoxArray ( int lev )

noexcept

◆ ClearDistributionMap()

void amrex::AmrMesh::ClearDistributionMap ( int lev )

noexcept

◆ CountCells()

Long amrex::AmrMesh::CountCells ( int lev ) const

noexcept

◆ DistributionMap() [1/3]

const Vector<DistributionMapping>& amrex::AmrMesh::DistributionMap ( ) const

inlinenoexcept

◆ DistributionMap() [2/3]

Vector<DistributionMapping> amrex::AmrMesh::DistributionMap	(	int	a_coarsest_lev,
		int	a_finest_lev
	)		const

inlinenoexcept

◆ DistributionMap() [3/3]

const DistributionMapping& amrex::AmrMesh::DistributionMap ( int lev ) const

inlinenoexcept

◆ ErrorEst()

virtual void amrex::AmrMesh::ErrorEst	(	int	,
		TagBoxArray &	,
		Real	,
		int
	)

inlinevirtual

Tag cells for refinement. TagBoxArray tags is built on level lev grids.

Reimplemented in amrex::AmrCore, and amrex::Amr.

◆ finestLevel()

int amrex::AmrMesh::finestLevel ( ) const

inlinenoexcept

Return the finest level.

◆ Geom() [1/5]

const Vector<Geometry>& amrex::AmrMesh::Geom ( ) const

inlinenoexcept

◆ Geom() [2/5]

Vector<Geometry>& amrex::AmrMesh::Geom ( )

inlinenoexcept

◆ Geom() [3/5]

Vector<Geometry> amrex::AmrMesh::Geom	(	int	a_coarsest_lev,
		int	a_finest_lev
	)		const

inlinenoexcept

◆ Geom() [4/5]

const Geometry& amrex::AmrMesh::Geom ( int lev ) const

inlinenoexcept

◆ Geom() [5/5]

Geometry& amrex::AmrMesh::Geom ( int lev )

inlinenoexcept

◆ GetAreaNotToTag()

virtual BoxArray amrex::AmrMesh::GetAreaNotToTag ( int )

inlinevirtual

Reimplemented in amrex::Amr.

◆ GetLevel()

int amrex::AmrMesh::GetLevel ( Box const & domain ) const

noexcept

Given domain box, return AMR level. Return -1 if there is no match.

◆ gridEff()

Real amrex::AmrMesh::gridEff ( ) const

inlinenoexcept

Return the minimum allowable grid efficiency.

◆ InitAmrMesh()

void amrex::AmrMesh::InitAmrMesh	(	int	max_level_in,
		const Vector< int > &	n_cell_in,
		Vector< IntVect >	refrat = `Vector<IntVect>()`,
		const RealBox *	rb = `nullptr`,
		int	coord = `-1`,
		const int *	is_per = `nullptr`
	)

private

◆ LevelDefined()

bool amrex::AmrMesh::LevelDefined ( int lev ) const

noexcept

◆ MakeBaseGrids()

BoxArray amrex::AmrMesh::MakeBaseGrids ( ) const

Make a level 0 grids covering the whole domain. It does NOT install the new grids.

◆ MakeDistributionMap()

DistributionMapping amrex::AmrMesh::MakeDistributionMap	(	int	lev,
		BoxArray const &	ba
	)

virtual

◆ MakeNewGrids() [1/2]

void amrex::AmrMesh::MakeNewGrids	(	int	lbase,
		Real	time,
		int &	new_finest,
		Vector< BoxArray > &	new_grids
	)

Make new grids based on error estimates. This function expects that valid BoxArrays exist in this->grids from level lbase to level this->finest_level (the current finest level). new_grids. On return, the new finest level is stored in new_finest, and the new grids are stored in new_grids from Array element lbase+1 to new_finest_level (unless fixed grids are used). Note that this function adds at most one more level to the existing levels, and it may remove all levels above the base level. This function does not change the value of this->finest_level, nor does it modifies any BoxArrays stored in this->grids. It also does not modify new_grids's elements outside the range [lbase+1,new_finest_level].

◆ MakeNewGrids() [2/2]

void amrex::AmrMesh::MakeNewGrids ( Real time = 0.0 )

This function makes new grid for all levels (including level 0).

◆ MakeNewLevelFromScratch()

virtual void amrex::AmrMesh::MakeNewLevelFromScratch	(	int	,
		Real	,
		const BoxArray &	,
		const DistributionMapping &
	)

inlinevirtual

This function is called by the second version of MakeNewGrids. Make a new level from scratch using provided BoxArray and DistributionMapping. Only used during initialization.

Reimplemented in amrex::Amr, and amrex::AmrCore.

◆ ManualTagsPlacement()

virtual void amrex::AmrMesh::ManualTagsPlacement	(	int	,
		TagBoxArray &	,
		const Vector< IntVect > &
	)

inlinevirtual

Manually tag. Note that tags is built on level lev grids coarsened by bf_lev[lev].

Reimplemented in amrex::Amr.

◆ maxGridSize()

const IntVect& amrex::AmrMesh::maxGridSize ( int lev ) const

inlinenoexcept

Return the largest allowable grid.

◆ maxLevel()

int amrex::AmrMesh::maxLevel ( ) const

inlinenoexcept

Return the max level.

◆ MaxRefRatio()

int amrex::AmrMesh::MaxRefRatio ( int lev ) const

noexcept

Return the maximum refinement ratio in any direction.

◆ nErrorBuf()

int amrex::AmrMesh::nErrorBuf	(	int	lev,
		int	direction = `0`
	)		const

inlinenoexcept

Return the number of buffer cells (as a single integer) in error estimator.

◆ nErrorBufVect()

const IntVect& amrex::AmrMesh::nErrorBufVect ( int lev ) const

inlinenoexcept

Return the number of buffer cells (as an IntVect) in error estimator.

◆ nProper()

int amrex::AmrMesh::nProper ( ) const

inlinenoexcept

Return the number of cells to define proper nesting.

◆ operator=() [1/2]

AmrMesh& amrex::AmrMesh::operator= ( AmrMesh && rhs )

default

◆ operator=() [2/2]

AmrMesh& amrex::AmrMesh::operator= ( const AmrMesh & rhs )

delete

◆ PostProcessBaseGrids()

virtual void amrex::AmrMesh::PostProcessBaseGrids ( BoxArray & ) const

inlinevirtual

Apply some user-defined changes the to base grids.

This function is only called by MakeNewGrids after computing a box array for the coarsest level and before calling MakeNewLevelFromScratch.

For example, use this function if you want to remove covered grids on the coarsest refinement level.

◆ ProjPeriodic()

void amrex::AmrMesh::ProjPeriodic	(	BoxList &	blout,
		const Box &	domain,
		Array< int, AMREX_SPACEDIM > const &	is_per
	)

staticprivate

◆ refRatio() [1/2]

const Vector<IntVect>& amrex::AmrMesh::refRatio ( ) const

inlinenoexcept

Return refinement ratios between all levels.

◆ refRatio() [2/2]

IntVect amrex::AmrMesh::refRatio ( int lev ) const

inlinenoexcept

Return the refinement ratio for level lev.

◆ SetBlockingFactor() [1/4]

void amrex::AmrMesh::SetBlockingFactor ( const IntVect & new_bf )

inlinenoexcept

◆ SetBlockingFactor() [2/4]

void amrex::AmrMesh::SetBlockingFactor ( const Vector< int > & new_bf )

inlinenoexcept

◆ SetBlockingFactor() [3/4]

void amrex::AmrMesh::SetBlockingFactor ( const Vector< IntVect > & new_bf )

inlinenoexcept

◆ SetBlockingFactor() [4/4]

void amrex::AmrMesh::SetBlockingFactor ( int new_bf )

inlinenoexcept

◆ SetBoxArray()

void amrex::AmrMesh::SetBoxArray	(	int	lev,
		const BoxArray &	ba_in
	)

noexcept

◆ SetDistributionMap()

void amrex::AmrMesh::SetDistributionMap	(	int	lev,
		const DistributionMapping &	dmap_in
	)

noexcept

◆ SetFinestLevel()

void amrex::AmrMesh::SetFinestLevel ( int new_finest_level )

inlinenoexcept

Set ref_ratio would require rebuilding Geometry objects.

◆ SetGeometry()

void amrex::AmrMesh::SetGeometry	(	int	lev,
		const Geometry &	geom_in
	)

noexcept

◆ SetGridEff()

void amrex::AmrMesh::SetGridEff ( Real eff )

inlinenoexcept

◆ SetIterateToFalse()

void amrex::AmrMesh::SetIterateToFalse ( )

inlineprotectednoexcept

◆ SetMaxGridSize() [1/4]

void amrex::AmrMesh::SetMaxGridSize ( const IntVect & new_mgs )

inlinenoexcept

◆ SetMaxGridSize() [2/4]

void amrex::AmrMesh::SetMaxGridSize ( const Vector< int > & new_mgs )

inlinenoexcept

◆ SetMaxGridSize() [3/4]

void amrex::AmrMesh::SetMaxGridSize ( const Vector< IntVect > & new_mgs )

inlinenoexcept

◆ SetMaxGridSize() [4/4]

void amrex::AmrMesh::SetMaxGridSize ( int new_mgs )

inlinenoexcept

◆ SetNProper()

void amrex::AmrMesh::SetNProper ( int n )

inlinenoexcept

◆ SetUseNewChop()

void amrex::AmrMesh::SetUseNewChop ( )

inlineprotectednoexcept

◆ useFixedCoarseGrids()

bool amrex::AmrMesh::useFixedCoarseGrids ( ) const

inlinenoexcept

Should we keep the coarser grids fixed (and not regrid those levels) at all?

◆ useFixedUpToLevel()

int amrex::AmrMesh::useFixedUpToLevel ( ) const

inlinenoexcept

Up to what level should we keep the coarser grids fixed (and not regrid those levels)?

◆ Verbose()

int amrex::AmrMesh::Verbose ( ) const

inlinenoexcept

Friends And Related Function Documentation

◆ operator<<

std::ostream& operator<<	(	std::ostream &	os,
		AmrMesh const &	amr_mesh
	)

friend

Member Data Documentation

◆ dmap

Vector<DistributionMapping> amrex::AmrMesh::dmap

protected

◆ finest_level

int amrex::AmrMesh::finest_level

protected

Current finest level.

◆ geom

Vector<Geometry> amrex::AmrMesh::geom

protected

◆ grids

Vector<BoxArray> amrex::AmrMesh::grids

protected

◆ num_setba

unsigned int amrex::AmrMesh::num_setba = 0

protected

◆ num_setdm

unsigned int amrex::AmrMesh::num_setdm = 0

protected

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

/home/runner/work/amrex/amrex/Src/AmrCore/AMReX_AmrMesh.H
/home/runner/work/amrex/amrex/Src/AmrCore/AMReX_AmrMesh.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Static Private Member Functions

Friends

Constructor & Destructor Documentation

◆ AmrMesh() [1/6]

◆ AmrMesh() [2/6]

◆ AmrMesh() [3/6]

◆ AmrMesh() [4/6]

◆ AmrMesh() [5/6]

◆ AmrMesh() [6/6]

◆ ~AmrMesh()

Member Function Documentation

◆ blockingFactor()

◆ boxArray() [1/3]

◆ boxArray() [2/3]

◆ boxArray() [3/3]

◆ checkInput()

◆ ChopGrids()

◆ ClearBoxArray()

◆ ClearDistributionMap()

◆ CountCells()

◆ DistributionMap() [1/3]

◆ DistributionMap() [2/3]

◆ DistributionMap() [3/3]

◆ ErrorEst()

◆ finestLevel()

◆ Geom() [1/5]

◆ Geom() [2/5]

◆ Geom() [3/5]

◆ Geom() [4/5]

◆ Geom() [5/5]

◆ GetAreaNotToTag()

◆ GetLevel()

◆ gridEff()

◆ InitAmrMesh()

◆ LevelDefined()

◆ MakeBaseGrids()

◆ MakeDistributionMap()

◆ MakeNewGrids() [1/2]

◆ MakeNewGrids() [2/2]

◆ MakeNewLevelFromScratch()

◆ ManualTagsPlacement()

◆ maxGridSize()

◆ maxLevel()

◆ MaxRefRatio()

◆ nErrorBuf()

◆ nErrorBufVect()

◆ nProper()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ PostProcessBaseGrids()

◆ ProjPeriodic()

◆ refRatio() [1/2]

◆ refRatio() [2/2]

◆ SetBlockingFactor() [1/4]

◆ SetBlockingFactor() [2/4]

◆ SetBlockingFactor() [3/4]

◆ SetBlockingFactor() [4/4]

◆ SetBoxArray()

◆ SetDistributionMap()

◆ SetFinestLevel()

◆ SetGeometry()

◆ SetGridEff()

◆ SetIterateToFalse()

◆ SetMaxGridSize() [1/4]

◆ SetMaxGridSize() [2/4]

◆ SetMaxGridSize() [3/4]

◆ SetMaxGridSize() [4/4]

◆ SetNProper()

◆ SetUseNewChop()

◆ useFixedCoarseGrids()

◆ useFixedUpToLevel()

◆ Verbose()

Friends And Related Function Documentation

◆ operator<<

Member Data Documentation

◆ dmap