Foam::meshTools Namespace Reference

Collection of static functions to do various simple mesh related things. More...

Functions
bool	visNormal (const vector &n, const vectorField &faceNormals, const labelList &faceLabels)
	Check if n is in same direction as normals of all faceLabels. More...
vectorField	calcBoxPointNormals (const primitivePatch &pp)
	Calculate point normals on a 'box' mesh (all edges aligned with. More...
vector	normEdgeVec (const primitiveMesh &, const label edgeI)
	Normalized edge vector. More...
void	writeOBJ (Ostream &os, const point &pt)
	Write obj representation of point. More...
void	writeOBJ (Ostream &os, const triad &t, const point &pt)
	Write obj representation of a triad. Requires the location of the. More...
void	writeOBJ (Ostream &os, const point &p1, const point &p2, label &count)
	Write obj representation of a line connecting two points. More...
void	writeOBJ (Ostream &os, const point &p1, const point &p2)
	Write obj representation of a point p1 with a vector from p1 to p2. More...
template<class FaceType >
void	writeOBJ (Ostream &os, const UList< FaceType > &, const pointField &, const labelList &faceLabels)
	Write obj representation of faces subset. More...
template<class FaceType >
void	writeOBJ (Ostream &os, const UList< FaceType > &, const pointField &)
	Write obj representation of faces. More...
void	writeOBJ (Ostream &os, const cellList &, const faceList &, const pointField &, const labelList &cellLabels)
	Write obj representation of cell subset. More...
bool	edgeOnCell (const primitiveMesh &, const label cellI, const label edgeI)
	Is edge used by cell. More...
bool	edgeOnFace (const primitiveMesh &, const label faceI, const label edgeI)
	Is edge used by face. More...
bool	faceOnCell (const primitiveMesh &, const label cellI, const label faceI)
	Is face used by cell. More...
label	findEdge (const edgeList &edges, const labelList &candidates, const label v0, const label v1)
	Return edge among candidates that uses the two vertices. More...
label	findEdge (const primitiveMesh &, const label v0, const label v1)
	Return edge between two vertices. Returns -1 if no edge. More...
label	getSharedEdge (const primitiveMesh &, const label f0, const label f1)
	Return edge shared by two faces. Throws error if no edge found. More...
label	getSharedFace (const primitiveMesh &, const label cell0, const label cell1)
	Return face shared by two cells. Throws error if none found. More...
void	getEdgeFaces (const primitiveMesh &, const label cellI, const label edgeI, label &face0, label &face1)
	Get faces on cell using edgeI. Throws error if no two found. More...
label	otherEdge (const primitiveMesh &, const labelList &edgeLabels, const label edgeI, const label vertI)
	Return label of other edge (out of candidates edgeLabels) More...
label	otherFace (const primitiveMesh &, const label cellI, const label faceI, const label edgeI)
	Return face on cell using edgeI but not faceI. Throws error. More...
label	otherCell (const primitiveMesh &, const label cellI, const label faceI)
	Return cell on other side of face. Throws error. More...
label	walkFace (const primitiveMesh &, const label faceI, const label startEdgeI, const label startVertI, const label nEdges)
	Returns label of edge nEdges away from startEdge (in the direction. More...
void	constrainToMeshCentre (const polyMesh &mesh, point &pt)
	Set the constrained components of position to mesh centre. More...
void	constrainToMeshCentre (const polyMesh &mesh, pointField &pt)
void	constrainDirection (const polyMesh &mesh, const Vector< label > &dirs, vector &d)
	Set the constrained components of directions/velocity to zero. More...
void	constrainDirection (const polyMesh &mesh, const Vector< label > &dirs, vectorField &d)
void	getParallelEdges (const primitiveMesh &, const label cellI, const label e0, label &, label &, label &)
	Given edge on hex find other 'parallel', non-connected edges. More...
vector	edgeToCutDir (const primitiveMesh &, const label cellI, const label edgeI)
	Given edge on hex find all 'parallel' (i.e. non-connected) More...
label	cutDirToEdge (const primitiveMesh &, const label cellI, const vector &cutDir)
	Reverse of edgeToCutDir: given direction find edge bundle and. More...

Variables
static const label	mXmYmZ = 0
static const label	pXmYmZ = 1
static const label	mXpYmZ = 2
static const label	pXpYmZ = 3
static const label	mXmYpZ = 4
static const label	pXmYpZ = 5
static const label	mXpYpZ = 6
static const label	pXpYpZ = 7
static const label	mXmYmZMask = 1 << mXmYmZ
static const label	pXmYmZMask = 1 << pXmYmZ
static const label	mXpYmZMask = 1 << mXpYmZ
static const label	pXpYmZMask = 1 << pXpYmZ
static const label	mXmYpZMask = 1 << mXmYpZ
static const label	pXmYpZMask = 1 << pXmYpZ
static const label	mXpYpZMask = 1 << mXpYpZ
static const label	pXpYpZMask = 1 << pXpYpZ

Detailed Description

Collection of static functions to do various simple mesh related things.

Source files

• meshTools.H
• meshTools.C

Function Documentation

bool visNormal	(	const vector &	n,
		const vectorField &	faceNormals,
		const labelList &	faceLabels
	)

Check if n is in same direction as normals of all faceLabels.

Definition at line 34 of file meshTools.C.

References forAll.

Referenced by calcBoxPointNormals().

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Foam::vectorField calcBoxPointNormals

(

const primitivePatch &

pp

)

Calculate point normals on a 'box' mesh (all edges aligned with.

coordinate axes)

Definition at line 53 of file meshTools.C.

References Foam::endl(), PrimitivePatch< Face, FaceList, PointField, PointType >::faceNormals(), forAll, Foam::mag(), PrimitivePatch< Face, FaceList, PointField, PointType >::meshPoints(), mXmYmZ, mXmYmZMask, mXmYpZ, mXmYpZMask, mXpYmZ, mXpYmZMask, mXpYpZ, mXpYpZMask, Foam::nl, normEdgeVec(), PrimitivePatch< Face, FaceList, PointField, PointType >::nPoints(), pFaces, PrimitivePatch< Face, FaceList, PointField, PointType >::pointFaces(), PrimitivePatch< Face, FaceList, PointField, PointType >::pointNormals(), PrimitivePatch< Face, FaceList, PointField, PointType >::points(), pXmYmZ, pXmYmZMask, pXmYpZ, pXmYpZMask, pXpYmZ, pXpYmZMask, pXpYpZ, pXpYpZMask, visNormal(), WarningIn, Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< Cmpt >::z().

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Foam::vector normEdgeVec	(	const primitiveMesh &	mesh,
		const label	edgeI
	)

Normalized edge vector.

Definition at line 195 of file meshTools.C.

References primitiveMesh::edges(), Foam::mag(), primitiveMesh::points(), and writeOBJ().

Referenced by calcBoxPointNormals(), edgeToCutDir(), and cellLooper::getMisAlignedEdge().

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void writeOBJ	(	Ostream &	os,
		const point &	pt
	)

Write obj representation of point.

Definition at line 209 of file meshTools.C.

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

Referenced by mappedPatchBase::calcAMI(), polyDualMesh::calcFeatures(), processorPolyPatch::calcGeometry(), mappedPatchBase::calcMapping(), cyclicPolyPatch::calcTransforms(), triSurface::checkEdges(), hexCellLooper::cut(), meshRefinement::dumpIntersections(), edgeSurface::edgeSurface(), processorPolyPatch::initOrder(), NamedEnum< Enum, nEnum >::names(), surfaceFeatures::nearestEdges(), surfaceFeatures::nearestSamples(), cellCuts::nonAnchorPoints(), normEdgeVec(), ifEqEqOp< value >::operator()(), nearestEqOp::operator()(), oldCyclicPolyPatch::order(), processorPolyPatch::order(), cyclicPolyPatch::order(), dynamicIndexedOctree< Type >::print(), cyclicAMIPolyPatch::resetAMI(), motionSmootherAlgo::setDisplacementPatchFields(), duplicatePoints::setRefinement(), refinementIterator::setRefinement(), faceCollapser::setRefinement(), removeFaces::setRefinement(), hexRef8::setRefinement(), wallBoundedParticle::wallBoundedParticle(), AMIInterpolation< SourcePatch, TargetPatch >::wordTointerpolationMethod(), cellCuts::writeCellOBJ(), AMIInterpolation< SourcePatch, TargetPatch >::writeFaceConnectivity(), AMIMethod< SourcePatch, TargetPatch >::writeIntersectionOBJ(), writeOBJ(), coupledPolyPatch::writeOBJ(), enrichedPatch::writeOBJ(), surfaceFeatures::writeObj(), and cellCuts::writeOBJ().

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void writeOBJ	(	Ostream &	os,
		const triad &	t,
		const point &	pt
	)

Write obj representation of a triad. Requires the location of the.

triad to be supplied

Definition at line 219 of file meshTools.C.

References forAll, and writeOBJ().

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void writeOBJ	(	Ostream &	os,
		const point &	p1,
		const point &	p2,
		label &	count
	)

Write obj representation of a line connecting two points.

Need to keep track of points that have been added. count starts at 0

Definition at line 233 of file meshTools.C.

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

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void writeOBJ	(	Ostream &	os,
		const point &	p1,
		const point &	p2
	)

Write obj representation of a point p1 with a vector from p1 to p2.

Definition at line 250 of file meshTools.C.

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

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void writeOBJ	(	Ostream &	os,
		const UList< FaceType > &	faces,
		const pointField &	points,
		const labelList &	faceLabels
	)

Write obj representation of faces subset.

Definition at line 28 of file meshToolsTemplates.C.

References Foam::endl(), f(), forAll, List< T >::size(), and writeOBJ().

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void writeOBJ	(	Ostream &	os,
		const UList< FaceType > &	faces,
		const pointField &	points
	)

Write obj representation of faces.

Definition at line 64 of file meshToolsTemplates.C.

References forAll, UList< T >::size(), and writeOBJ().

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void writeOBJ	(	Ostream &	os,
		const cellList &	cells,
		const faceList &	faces,
		const pointField &	points,
		const labelList &	cellLabels
	)

Write obj representation of cell subset.

Definition at line 266 of file meshTools.C.

References edgeOnCell(), forAll, List< T >::size(), and writeOBJ().

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bool edgeOnCell	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	edgeI
	)

Is edge used by cell.

Definition at line 291 of file meshTools.C.

References primitiveMesh::edgeCells(), edgeOnFace(), and Foam::findIndex().

Referenced by cellLooper::getVertEdgesNonFace(), and writeOBJ().

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bool edgeOnFace	(	const primitiveMesh &	mesh,
		const label	faceI,
		const label	edgeI
	)

Is edge used by face.

Definition at line 302 of file meshTools.C.

References primitiveMesh::faceEdges(), faceOnCell(), and Foam::findIndex().

Referenced by edgeOnCell(), and cellFeatures::isFeatureVertex().

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bool faceOnCell	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	faceI
	)

Is face used by cell.

Definition at line 314 of file meshTools.C.

References primitiveMesh::faceNeighbour(), primitiveMesh::faceOwner(), findEdge(), and primitiveMesh::isInternalFace().

Referenced by edgeOnFace(), getEdgeFaces(), cellLooper::getVertFacesNonEdge(), and cellCuts::nonAnchorPoints().

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Foam::label findEdge	(	const edgeList &	edges,
		const labelList &	candidates,
		const label	v0,
		const label	v1
	)

Return edge among candidates that uses the two vertices.

Definition at line 343 of file meshTools.C.

References Foam::constant::electromagnetic::e, and forAll.

Referenced by edgeVertex::cutPairToEdge(), faceOnCell(), hexRef8::getAnchorLevel(), and cellCuts::nonAnchorPoints().

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Foam::label findEdge	(	const primitiveMesh &	mesh,
		const label	v0,
		const label	v1
	)

Return edge between two vertices. Returns -1 if no edge.

Definition at line 366 of file meshTools.C.

References Foam::constant::electromagnetic::e, primitiveMesh::edges(), edge::end(), forAll, getSharedEdge(), primitiveMesh::pointEdges(), and edge::start().

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Foam::label getSharedEdge	(	const primitiveMesh &	mesh,
		const label	f0,
		const label	f1
	)

Return edge shared by two faces. Throws error if no edge found.

Definition at line 392 of file meshTools.C.

References Foam::abort(), f1, primitiveMesh::faceEdges(), Foam::FatalError, FatalErrorIn, forAll, and getSharedFace().

Referenced by findEdge().

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Foam::label getSharedFace	(	const primitiveMesh &	mesh,
		const label	cell0,
		const label	cell1
	)

Return face shared by two cells. Throws error if none found.

Definition at line 428 of file meshTools.C.

References Foam::abort(), primitiveMesh::cells(), primitiveMesh::faceNeighbour(), primitiveMesh::faceOwner(), Foam::FatalError, FatalErrorIn, forAll, getEdgeFaces(), and primitiveMesh::isInternalFace().

Referenced by getSharedEdge(), and undoableMeshCutter::getSplitFaces().

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void getEdgeFaces	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	edgeI,
		label &	face0,
		label &	face1
	)

Get faces on cell using edgeI. Throws error if no two found.

Definition at line 470 of file meshTools.C.

References Foam::abort(), primitiveMesh::edgeFaces(), primitiveMesh::edges(), faceOnCell(), Foam::FatalError, FatalErrorIn, forAll, and otherEdge().

Referenced by hexCellLooper::cut(), topoCellLooper::cut(), directionInfo::edgeToFaceIndex(), getSharedFace(), cellLooper::getVertFacesNonEdge(), and otherFace().

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Foam::label otherEdge	(	const primitiveMesh &	mesh,
		const labelList &	edgeLabels,
		const label	edgeI,
		const label	vertI
	)

Return label of other edge (out of candidates edgeLabels)

connected to vertex but not edgeI. Throws error if none found.

Definition at line 516 of file meshTools.C.

References Foam::abort(), Foam::constant::electromagnetic::e, primitiveMesh::edges(), edge::end(), Foam::FatalError, FatalErrorIn, forAll, otherFace(), and edge::start().

Referenced by getEdgeFaces(), directionInfo::updateCell(), and walkFace().

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Foam::label otherFace	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	faceI,
		const label	edgeI
	)

Return face on cell using edgeI but not faceI. Throws error.

if none found.

Definition at line 554 of file meshTools.C.

References getEdgeFaces(), and otherCell().

Referenced by particle< Type >::crossEdgeConnectedFace(), edgeToCutDir(), getParallelEdges(), otherEdge(), and directionInfo::updateCell().

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Foam::label otherCell	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	faceI
	)

Return cell on other side of face. Throws error.

if face not internal.

Definition at line 579 of file meshTools.C.

References Foam::abort(), primitiveMesh::faceNeighbour(), primitiveMesh::faceOwner(), Foam::FatalError, FatalErrorIn, primitiveMesh::isInternalFace(), and walkFace().

Referenced by otherFace().

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Foam::label walkFace	(	const primitiveMesh &	mesh,
		const label	faceI,
		const label	startEdgeI,
		const label	startVertI,
		const label	nEdges
	)

Returns label of edge nEdges away from startEdge (in the direction.

of startVertI)

Definition at line 608 of file meshTools.C.

References constrainToMeshCentre(), primitiveMesh::edges(), primitiveMesh::faceEdges(), and otherEdge().

Referenced by edgeToCutDir(), directionInfo::edgeToFaceIndex(), getParallelEdges(), and otherCell().

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void constrainToMeshCentre	(	const polyMesh &	mesh,
		point &	pt
	)

Set the constrained components of position to mesh centre.

Definition at line 634 of file meshTools.C.

References polyMesh::bounds(), polyMesh::geometricD(), boundBox::max(), Foam::max(), boundBox::min(), and Foam::min().

Referenced by twoDPointCorrector::correctDisplacement(), twoDPointCorrector::correctPoints(), InjectionModel< CloudType >::inject(), InjectionModel< CloudType >::injectSteadyState(), DSMCParcel< ParcelType >::move(), KinematicParcel< ParcelType >::move(), and walkFace().

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void constrainToMeshCentre	(	const polyMesh &	mesh,
		pointField &	pt
	)

Definition at line 655 of file meshTools.C.

References polyMesh::bounds(), constrainDirection(), forAll, polyMesh::geometricD(), boundBox::max(), Foam::max(), boundBox::min(), and Foam::min().

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void constrainDirection	(	const polyMesh &	mesh,
		const Vector< label > &	dirs,
		vector &	d
	)

Set the constrained components of directions/velocity to zero.

Definition at line 693 of file meshTools.C.

Referenced by KinematicParcel< ParcelType >::calcVelocity(), constrainToMeshCentre(), InjectionModel< CloudType >::inject(), InjectionModel< CloudType >::injectSteadyState(), DSMCParcel< ParcelType >::move(), and ThermoSurfaceFilm< CloudType >::splashInteraction().

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void constrainDirection	(	const polyMesh &	mesh,
		const Vector< label > &	dirs,
		vectorField &	d
	)

Definition at line 710 of file meshTools.C.

References forAll, and getParallelEdges().

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void getParallelEdges	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	e0,
		label &	e1,
		label &	e2,
		label &	e3
	)

Given edge on hex find other 'parallel', non-connected edges.

Definition at line 743 of file meshTools.C.

References primitiveMesh::edges(), edgeToCutDir(), UList< T >::end(), otherFace(), and walkFace().

Referenced by constrainDirection(), and cutDirToEdge().

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Foam::vector edgeToCutDir	(	const primitiveMesh &	mesh,
		const label	cellI,
		const label	edgeI
	)

Given edge on hex find all 'parallel' (i.e. non-connected)

edges and average direction of them

Definition at line 769 of file meshTools.C.

References Foam::abort(), cutDirToEdge(), primitiveMesh::edges(), UList< T >::end(), Foam::FatalError, FatalErrorIn, Foam::isA(), Foam::mag(), normEdgeVec(), otherFace(), and walkFace().

Referenced by cutDirToEdge(), getParallelEdges(), and NamedEnum< Enum, nEnum >::names().

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Foam::label cutDirToEdge	(	const primitiveMesh &	mesh,
		const label	cellI,
		const vector &	cutDir
	)

Reverse of edgeToCutDir: given direction find edge bundle and.

return one of them.

Definition at line 819 of file meshTools.C.

References Foam::abort(), primitiveMesh::cellEdges(), edgeToCutDir(), Foam::endl(), Foam::FatalError, FatalErrorIn, forAll, getParallelEdges(), Foam::isA(), Foam::mag(), and List< T >::size().

Referenced by hexCellLooper::cut(), edgeToCutDir(), and NamedEnum< Enum, nEnum >::names().

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Variable Documentation

const label mXmYmZ = 0

static

Definition at line 63 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXmYmZ = 1

static

Definition at line 64 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXpYmZ = 2

static

Definition at line 65 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXpYmZ = 3

static

Definition at line 66 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXmYpZ = 4

static

Definition at line 68 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXmYpZ = 5

static

Definition at line 69 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXpYpZ = 6

static

Definition at line 70 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXpYpZ = 7

static

Definition at line 71 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXmYmZMask = 1 << mXmYmZ

static

Definition at line 73 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXmYmZMask = 1 << pXmYmZ

static

Definition at line 74 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXpYmZMask = 1 << mXpYmZ

static

Definition at line 75 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXpYmZMask = 1 << pXpYmZ

static

Definition at line 76 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXmYpZMask = 1 << mXmYpZ

static

Definition at line 78 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXmYpZMask = 1 << pXmYpZ

static

Definition at line 79 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label mXpYpZMask = 1 << mXpYpZ

static

Definition at line 80 of file meshTools.H.

Referenced by calcBoxPointNormals().

const label pXpYpZMask = 1 << pXpYpZ

static

Definition at line 81 of file meshTools.H.

Referenced by calcBoxPointNormals().