Fast, non-parallel searching in mesh without use of octree. More...

Public Member Functions
	ClassName ("voxelMeshSearch")

	voxelMeshSearch (const polyMesh &, const bool doUpdate=true)
	Construct from mesh; voxels estimated from local number of cells. More...

	voxelMeshSearch (const polyMesh &, const boundBox &bb, const labelVector &nDivs, const bool doUpdate=true)
	Construct from mesh and voxel discretisation. More...

const labelVector &	nDivs () const
	Number of voxels for local mesh. More...

bool	update ()
	Update lookup tables for geometry changes. More...

label	findCell (const point &) const
	Find a cell. More...

autoPtr< fvMesh >	makeMesh (const IOobject &) const
	Debug: construct fvMesh. Note: writes a dummy mesh to. More...

Static Public Member Functions
static label	index (const labelVector &nDivs, const labelVector &voxel)
	Find cells. Returns number of cells found. More...

static labelVector	offset (const labelVector &nDivs)
	Change in combined voxel index for change in components. More...

static labelVector	index3 (const labelVector &nDivs, const label voxeli)
	Combined voxel index to individual indices. More...

static labelVector	index3 (const boundBox &bb, const labelVector &nDivs, const point &p)
	Coordinate to voxel indices. More...

static point	centre (const boundBox &bb, const labelVector &nDivs, const labelVector &voxel)
	Voxel index to voxel centre. More...

static label	index (const boundBox &bb, const labelVector &nDivs, const point &p, const bool clip)
	Coordinate to combined voxel index. If clip makes sure. More...

template<class Container , class Type >
static void	fill (Container &elems, const boundBox &bb, const labelVector &nDivs, const boundBox &subBb, const Type val)
	Fill voxels indicated by bounding box. More...

template<class Container , class Type , class CombineOp >
static void	fill (Container &elems, const boundBox &bb, const labelVector &nDivs, const boundBox &subBb, const Type val, const CombineOp &cop=eqOp< Type >())
	Fill voxels indicated by bounding box. More...

template<class Container , class Type >
static bool	overlaps (const boundBox &bb, const labelVector &nDivs, const boundBox &subBb, const Container &elems, const Type val, const bool isNot=false)
	Check if any voxel inside bounding box is set to val or. More...

template<class Container , class Type >
static void	write (OBJstream &, const boundBox &bb, const labelVector &nDivs, const Container &elems, const Type val, const bool isNot=false)
	Debug: write points for every set element. More...

static void	writeGrid (OBJstream &, const boundBox &, const labelVector &)
	Debug: write all edges. More...

Detailed Description

Fast, non-parallel searching in mesh without use of octree.

Source files

Definition at line 57 of file voxelMeshSearch.H.

Constructor & Destructor Documentation

◆ voxelMeshSearch() [1/2]

voxelMeshSearch	(	const polyMesh &	mesh,
		const bool	doUpdate = `true`
	)

Construct from mesh; voxels estimated from local number of cells.

Definition at line 287 of file voxelMeshSearch.C.

References Foam::cbrt(), Foam::expressions::patchExpr::debug, Foam::constant::electromagnetic::e, Foam::endl(), forAll, Foam::max(), OSstream::name(), Foam::Pout, Foam::sqrt(), and update().

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◆ voxelMeshSearch() [2/2]

voxelMeshSearch	(	const polyMesh &	mesh,
		const boundBox &	bb,
		const labelVector &	nDivs,
		const bool	doUpdate = `true`
	)

Construct from mesh and voxel discretisation.

Definition at line 345 of file voxelMeshSearch.C.

References update().

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Member Function Documentation

◆ ClassName()

ClassName ( "voxelMeshSearch" )

◆ nDivs()

const labelVector& nDivs ( ) const

inline

Number of voxels for local mesh.

Definition at line 109 of file voxelMeshSearch.H.

◆ update()

bool update ( )

Update lookup tables for geometry changes.

Definition at line 365 of file voxelMeshSearch.C.

References Foam::cmptProduct(), Foam::expressions::patchExpr::debug, Foam::endl(), forAll, OSstream::name(), points, and Foam::Pout.

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◆ findCell()

Foam::label findCell ( const point & p ) const

Find a cell.

Definition at line 409 of file voxelMeshSearch.C.

References Foam::max(), and p.

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◆ index() [1/2]

Foam::label index	(	const labelVector &	nDivs,
		const labelVector &	voxel
	)

static

Find cells. Returns number of cells found.

label findCells(const UList<point>&, labelList&) const; Voxel indices to combined voxel index

Definition at line 57 of file voxelMeshSearch.C.

References Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< Cmpt >::z().

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◆ offset()

Foam::labelVector offset ( const labelVector & nDivs )

static

Change in combined voxel index for change in components.

Definition at line 48 of file voxelMeshSearch.C.

References Vector< Cmpt >::x(), and Vector< Cmpt >::y().

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◆ index3() [1/2]

Foam::labelVector index3	(	const labelVector &	nDivs,
		const label	voxeli
	)

static

Combined voxel index to individual indices.

Definition at line 67 of file voxelMeshSearch.C.

References Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< Cmpt >::z().

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◆ index3() [2/2]

Foam::labelVector index3	(	const boundBox &	bb,
		const labelVector &	nDivs,
		const point &	p
	)

static

Coordinate to voxel indices.

Definition at line 85 of file voxelMeshSearch.C.

References Foam::cmptDivide(), g, boundBox::min(), s, boundBox::span(), Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< Cmpt >::z().

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◆ centre()

Foam::point centre	(	const boundBox &	bb,
		const labelVector &	nDivs,
		const labelVector &	voxel
	)

static

Voxel index to voxel centre.

Definition at line 145 of file voxelMeshSearch.C.

References Foam::cmptDivide(), g, boundBox::min(), s, and boundBox::span().

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◆ index() [2/2]

Foam::label index	(	const boundBox &	bb,
		const labelVector &	nDivs,
		const point &	p,
		const bool	clip
	)

static

Coordinate to combined voxel index. If clip makes sure.

components are all inside. If not clip returns -1 if outside bb.

Definition at line 105 of file voxelMeshSearch.C.

References Foam::clip(), Foam::cmptDivide(), g, Foam::max(), boundBox::min(), Foam::min(), s, boundBox::span(), Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< Cmpt >::z().

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◆ fill() [1/2]

void fill	(	Container &	elems,
		const boundBox &	bb,
		const labelVector &	nDivs,
		const boundBox &	subBb,
		const Type	val
	)

static

Fill voxels indicated by bounding box.

Definition at line 35 of file voxelMeshSearchTemplates.C.

References k, boundBox::max(), Foam::max(), boundBox::min(), and Foam::min().

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◆ fill() [2/2]

void fill	(	Container &	elems,
		const boundBox &	bb,
		const labelVector &	nDivs,
		const boundBox &	subBb,
		const Type	val,
		const CombineOp &	cop = `eqOp<Type>()`
	)

static

Fill voxels indicated by bounding box.

Definition at line 79 of file voxelMeshSearchTemplates.C.

References k, boundBox::max(), Foam::max(), boundBox::min(), and Foam::min().

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◆ overlaps()

bool overlaps	(	const boundBox &	bb,
		const labelVector &	nDivs,
		const boundBox &	subBb,
		const Container &	elems,
		const Type	val,
		const bool	isNot = `false`
	)

static

Check if any voxel inside bounding box is set to val or.

not set to val (isNot = true)

Definition at line 124 of file voxelMeshSearchTemplates.C.

References Foam::cmptProduct(), Foam::exit(), Foam::FatalError, FatalErrorInFunction, k, boundBox::max(), Foam::max(), boundBox::min(), and Foam::min().

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◆ write()

void write	(	OBJstream &	os,
		const boundBox &	bb,
		const labelVector &	nDivs,
		const Container &	elems,
		const Type	val,
		const bool	isNot = `false`
	)

static

Debug: write points for every set element.

Definition at line 184 of file voxelMeshSearchTemplates.C.

References Foam::cmptProduct(), Foam::exit(), Foam::FatalError, FatalErrorInFunction, k, and OBJstream::write().

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◆ writeGrid()

void writeGrid	(	OBJstream &	os,
		const boundBox &	bb,
		const labelVector &	g
	)

static

Debug: write all edges.

Definition at line 158 of file voxelMeshSearch.C.

References Foam::cmptDivide(), g, k, boundBox::min(), s, boundBox::span(), and OBJstream::write().

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◆ makeMesh()

Foam::autoPtr< Foam::fvMesh > makeMesh ( const IOobject & io ) const

Debug: construct fvMesh. Note: writes a dummy mesh to.

io.timeName()! TBD.

Definition at line 495 of file voxelMeshSearch.C.

References dictionary::add(), Foam::constant::physicoChemical::b, bCells(), boundary, boundaryDicts, cellShapes, fvMeshTools::createDummyFvMeshFiles(), IOobject::db(), patchIdentifier::defaultName(), forAll, cellModel::HEX, Foam::hex(), Foam::identity(), mesh, IOobject::MUST_READ, IOobject::name(), autoPtr< T >::New(), IOobject::NO_READ, patchNames(), points, cellShape::points(), IOobject::readOpt(), cellModel::ref(), List< T >::setSize(), List< T >::transfer(), and fvMesh::write().

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

src/overset/cellCellStencil/trackingInverseDistance/voxelMeshSearch.H
src/overset/cellCellStencil/trackingInverseDistance/voxelMeshSearch.C
src/overset/cellCellStencil/trackingInverseDistance/voxelMeshSearchTemplates.C

Public Member Functions

Static Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ voxelMeshSearch() [1/2]

◆ voxelMeshSearch() [2/2]

Member Function Documentation

◆ ClassName()

◆ nDivs()

◆ update()

◆ findCell()

◆ index() [1/2]

◆ offset()

◆ index3() [1/2]

◆ index3() [2/2]

◆ centre()

◆ index() [2/2]

◆ fill() [1/2]

◆ fill() [2/2]

◆ overlaps()

◆ write()

◆ writeGrid()

◆ makeMesh()