Functions
bool	checkGeometry (const polyMeshGen &, const bool report=false)
	Check mesh geometry (& implicitly topology) for correctness. More...

bool	checkTopology (const polyMeshGen &, const bool report=false)
	Check mesh topology for correctness. Returns false for no error. More...

bool	checkMesh (const polyMeshGen &, const bool report=false)
	Check mesh for correctness. Returns false for no error. More...

bool	checkClosedBoundary (const polyMeshGen &, const bool report=false)
	Check boundary closedness. More...

bool	checkClosedCells (const polyMeshGen &, const bool report=false, const scalar aspectWarn=1000, labelHashSet *setPtr=NULL)
	Check cells for closedness. More...

bool	checkCellVolumes (const polyMeshGen &, const bool report=false, labelHashSet *setPtr=NULL)
	Check for negative cell volumes. More...

bool	checkFaceAreas (const polyMeshGen &, const bool report=false, const scalar minFaceArea=VSMALL, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)
	Check for negative face areas. More...

bool	checkCellPartTetrahedra (const polyMeshGen &, const bool report=false, const scalar minPartTet=VSMALL, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)

void	checkFaceDotProduct (const polyMeshGen &, scalarField &, const boolList *changedFacePtr=NULL)
	Check for non-orthogonality. More...

bool	checkFaceDotProduct (const polyMeshGen &, const bool report=false, const scalar nonOrthWarn=70.0, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)

bool	checkFacePyramids (const polyMeshGen &, const bool report=false, const scalar minPyrVol=-SMALL, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)
	Check face pyramid volume. More...

void	checkFaceSkewness (const polyMeshGen &, scalarField &, const boolList *changedFacePtr=NULL)
	Check face skewness. More...

bool	checkFaceSkewness (const polyMeshGen &, const bool report=false, const scalar warnSkew=4.0, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)

void	checkFaceUniformity (const polyMeshGen &, scalarField &, const boolList *changedFacePtr=NULL)
	Check face uniformity. More...

bool	checkFaceUniformity (const polyMeshGen &, const bool report=false, const scalar warnUniform=0.1, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)

void	checkVolumeUniformity (const polyMeshGen &, scalarField &, const boolList *changedFacePtr=NULL)
	check volume difference of neighbouring cells More...

bool	checkVolumeUniformity (const polyMeshGen &, const bool report=false, const scalar warnUniform=0.1, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)

bool	checkFaceAngles (const polyMeshGen &, const bool report=false, const scalar maxDeg=10, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)
	Check face angles. More...

bool	checkFaceFlatness (const polyMeshGen &, const bool report, const scalar warnFlatness, labelHashSet setPtr=NULL, const boolList changedFacePtr=NULL)
	Check face warpage: decompose face and check ratio between. More...

bool	checkPoints (const polyMeshGen &, const bool report=false, labelHashSet *setPtr=NULL)
	Check for unused points. More...

bool	checkUpperTriangular (const polyMeshGen &, const bool report=false, labelHashSet *setPtr=NULL)
	Check face ordering. More...

bool	checkCellsZipUp (const polyMeshGen &, const bool report=false, labelHashSet *setPtr=NULL)
	Check cell zip-up. More...

bool	checkFaceVertices (const polyMeshGen &, const bool report=false, labelHashSet *setPtr=NULL)
	Check uniqueness of face vertices. More...

label	findBadFacesRelaxed (const polyMeshGen &, labelHashSet &badFaces, const bool report=false, const boolList *activeFacePtr=NULL)

label	findBadFaces (const polyMeshGen &, labelHashSet &badFaces, const bool report=false, const boolList *activeFacePtr=NULL)

label	findLowQualityFaces (const polyMeshGen &mesh, labelHashSet &badFaces, const bool report=false, const boolList *activeFacePtr=NULL)

label	findWorstQualityFaces (const polyMeshGen &mesh, labelHashSet &badFaces, const bool report=false, const boolList *activeFacePtr=NULL, const scalar relativeThreshold=0.1)
	checks the mesh and selects the faces with worst quality More...

Function Documentation

◆ checkGeometry()

bool checkGeometry	(	const polyMeshGen &	,
		const bool	report = `false`
	)

Check mesh geometry (& implicitly topology) for correctness.

Returns false for no error.

Definition at line 51 of file polyMeshGenChecks.C.

References checkCellPartTetrahedra(), checkCellVolumes(), checkClosedBoundary(), checkClosedCells(), checkFaceAreas(), checkFaceDotProduct(), checkFacePyramids(), checkFaceSkewness(), checkFaceUniformity(), Foam::endl(), Foam::Info, and mesh.

Referenced by checkMesh().

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◆ checkTopology()

bool checkTopology	(	const polyMeshGen &	mesh,
		const bool	report
	)

Check mesh topology for correctness. Returns false for no error.

Definition at line 80 of file polyMeshGenChecks.C.

References checkCellsZipUp(), checkFaceVertices(), checkPoints(), checkUpperTriangular(), Foam::endl(), Foam::Info, and mesh.

Referenced by checkMesh().

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◆ checkMesh()

bool checkMesh	(	const polyMeshGen &	mesh,
		const bool	report
	)

Check mesh for correctness. Returns false for no error.

Definition at line 104 of file polyMeshGenChecks.C.

References checkGeometry(), checkTopology(), Foam::endl(), Foam::Info, and mesh.

Referenced by edgeCollapser::checkBadFaces(), motionSmootherAlgo::checkMesh(), Foam::checkMeshQuality(), extrudeLayer::extrudeLayer(), hexRef8::hexRef8(), meshRefinement::markFacesOnProblemCellsGeometric(), meshRefinement::mergeEdgesUndo(), meshRefinement::mergePatchFacesUndo(), polyMesh::polyMesh(), motionSmootherAlgo::scaleMesh(), hexRef8::setRefinement(), and hexRef8::setUnrefinement().

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◆ checkClosedBoundary()

bool checkClosedBoundary	(	const polyMeshGen &	mesh,
		const bool	report = `false`
	)

Check boundary closedness.

Definition at line 45 of file polyMeshGenChecksGeometry.C.

References VectorSpace::component(), Foam::endl(), Foam::Info, Foam::mag(), Foam::max(), mesh, Foam::reduce(), SeriousErrorIn, Vector< scalar >::X, Vector< scalar >::Y, Vector< scalar >::Z, and Vector< scalar >::zero.

Referenced by checkGeometry(), and primitiveMesh::checkGeometry().

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◆ checkClosedCells()

bool checkClosedCells	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	aspectWarn = `1000`,
		labelHashSet *	setPtr = `NULL`
	)

Check cells for closedness.

Definition at line 113 of file polyMeshGenChecksGeometry.C.

References cells, Foam::component(), Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::mag(), Foam::max(), mesh, Foam::min(), Foam::Pout, Foam::pow(), Foam::reduce(), SeriousErrorIn, WarningIn, Vector< scalar >::X, Vector< scalar >::Y, Vector< scalar >::Z, and Vector< scalar >::zero.

Referenced by primitiveMesh::checkClosedCells(), checkGeometry(), and primitiveMesh::checkGeometry().

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◆ checkCellVolumes()

bool checkCellVolumes	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		labelHashSet *	setPtr = `NULL`
	)

Check for negative cell volumes.

Definition at line 294 of file polyMeshGenChecksGeometry.C.

References Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::max(), mesh, Foam::min(), Foam::reduce(), SeriousErrorIn, and Foam::sum().

Referenced by checkGeometry(), primitiveMesh::checkGeometry(), and polyMesh::checkMeshMotion().

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◆ checkFaceAreas()

bool checkFaceAreas	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	minFaceArea = `VSMALL`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Check for negative face areas.

Definition at line 362 of file polyMeshGenChecksGeometry.C.

References Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::mag(), Foam::max(), mesh, Foam::min(), Foam::Pout, Foam::reduce(), and SeriousErrorIn.

Referenced by checkGeometry(), primitiveMesh::checkGeometry(), polyMesh::checkMeshMotion(), meshOptimizer::findBadFaces(), findBadFaces(), and findBadFacesRelaxed().

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◆ checkCellPartTetrahedra()

bool checkCellPartTetrahedra	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	minPartTet = `VSMALL`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Check for negative part tetrahedra Cells are decomposed into tetrahedra formed by the cell centre, face centre and the edge vertices

ensure that faces are selected at both sides

Definition at line 467 of file polyMeshGenChecksGeometry.C.

References LongList< T, Offset >::append(), UPstream::blocking, LongList< T, Offset >::byteSize(), Foam::endl(), f(), forAll, HashTable::found(), Foam::Info, HashSet< Key, Hash >::insert(), tetrahedron::mag(), mesh, points, Foam::Pout, Foam::reduce(), and WarningIn.

Referenced by checkGeometry(), meshOptimizer::findBadFaces(), and findBadFaces().

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◆ checkFaceDotProduct() [1/2]

void checkFaceDotProduct	(	const polyMeshGen &	mesh,
		scalarField &	faceDotProduct,
		const boolList *	changedFacePtr = `NULL`
	)

Check for non-orthogonality.

for all internal faces check theat the d dot S product is positive

calculate skewness at processor faces

for all internal faces check theat the d dot S product is positive

calculate skewness at processor faces

Definition at line 630 of file polyMeshGenChecksGeometry.C.

References UPstream::blocking, forAll, Foam::mag(), mesh, UPstream::parRun(), s(), and List::size().

Referenced by primitiveMeshGeometry::checkFaceDotProduct(), polyMeshGeometry::checkFaceDotProduct(), checkFaceDotProduct(), checkGeometry(), motionSmootherAlgo::checkMesh(), meshOptimizer::findLowQualityFaces(), findLowQualityFaces(), and findWorstQualityFaces().

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◆ checkFaceDotProduct() [2/2]

bool checkFaceDotProduct	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	nonOrthWarn = `70.0`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

for all internal faces check theat the d dot S product is positive

Definition at line 729 of file polyMeshGenChecksGeometry.C.

References Foam::acos(), checkFaceDotProduct(), Foam::cos(), Foam::endl(), Foam::Info, HashSet< Key, Hash >::insert(), mesh, Foam::min(), UPstream::parRun(), Foam::Pout, Foam::reduce(), List::size(), and WarningIn.

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◆ checkFacePyramids()

bool checkFacePyramids	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	minPyrVol = `-SMALL`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Check face pyramid volume.

make sure that processor faces are marked on both sides

send and receive data where needed

make sure that processor faces are marked on both sides

send and receive data where needed

Definition at line 962 of file polyMeshGenChecksGeometry.C.

References LongList< T, Offset >::append(), UPstream::blocking, LongList< T, Offset >::byteSize(), Foam::endl(), forAll, HashTable::found(), Foam::Info, HashSet< Key, Hash >::insert(), UPstream::master(), mesh, points, Foam::Pout, Foam::reduce(), and WarningIn.

Referenced by primitiveMeshGeometry::checkFacePyramids(), polyMeshGeometry::checkFacePyramids(), checkGeometry(), primitiveMesh::checkGeometry(), motionSmootherAlgo::checkMesh(), polyMesh::checkMeshMotion(), meshOptimizer::findBadFaces(), findBadFaces(), findBadFacesRelaxed(), symmetryPlaneOptimisation::optimizeSymmetryPlanes(), and meshOptimizer::untangleBoundaryLayer().

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◆ checkFaceSkewness() [1/2]

void checkFaceSkewness	(	const polyMeshGen &	mesh,
		scalarField &	faceSkewness,
		const boolList *	changedFacePtr = `NULL`
	)

Check face skewness.

Warn if the skew correction vector is more than skewWarning times larger than the face area vector

check internal faces

check parallel boundaries

calculate skewness at processor faces

boundary faces

Warn if the skew correction vector is more than skewWarning times larger than the face area vector

check internal faces

check parallel boundaries

calculate skewness at processor faces

boundary faces

Definition at line 1138 of file polyMeshGenChecksGeometry.C.

References UPstream::blocking, forAll, Foam::mag(), mesh, n, UPstream::parRun(), points, and List::size().

Referenced by primitiveMeshGeometry::checkFaceSkewness(), polyMesh::checkFaceSkewness(), checkFaceSkewness(), checkGeometry(), primitiveMesh::checkGeometry(), motionSmootherAlgo::checkMesh(), meshOptimizer::findLowQualityFaces(), findLowQualityFaces(), and findWorstQualityFaces().

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◆ checkFaceSkewness() [2/2]

bool checkFaceSkewness	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	warnSkew = `4.0`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Warn if the skew correction vector is more than skewWarning times larger than the face area vector

check faces

Warn if the skew correction vector is more than skewWarning times larger than the face area vector

check faces

Definition at line 1281 of file polyMeshGenChecksGeometry.C.

References checkFaceSkewness(), Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::max(), mesh, Foam::nl, Foam::Pout, Foam::reduce(), and WarningIn.

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◆ checkFaceUniformity() [1/2]

void checkFaceUniformity	(	const polyMeshGen &	mesh,
		scalarField &	faceUniformity,
		const boolList *	changedFacePtr = `NULL`
	)

Check face uniformity.

for all internal faces check the uniformity of the mesh at faces

Definition at line 1381 of file polyMeshGenChecksGeometry.C.

References UPstream::blocking, forAll, Foam::mag(), mesh, Foam::min(), UPstream::parRun(), and List::size().

Referenced by checkFaceUniformity(), and checkGeometry().

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◆ checkFaceUniformity() [2/2]

bool checkFaceUniformity	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	warnUniform = `0.1`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

for all internal faces check the uniformity of the mesh at faces

Definition at line 1470 of file polyMeshGenChecksGeometry.C.

References checkFaceUniformity(), Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::max(), mesh, Foam::min(), UPstream::parRun(), and Foam::reduce().

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◆ checkVolumeUniformity() [1/2]

void checkVolumeUniformity	(	const polyMeshGen &	,
		scalarField &	,
		const boolList *	changedFacePtr = `NULL`
	)

check volume difference of neighbouring cells

◆ checkVolumeUniformity() [2/2]

bool checkVolumeUniformity	(	const polyMeshGen &	,
		const bool	report = `false`,
		const scalar	warnUniform = `0.1`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Definition at line 1607 of file polyMeshGenChecksGeometry.C.

◆ checkFaceAngles()

bool checkFaceAngles	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		const scalar	maxDeg = `10`,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Check face angles.

Definition at line 1620 of file polyMeshGenChecksGeometry.C.

References Foam::abort(), Foam::asin(), Foam::endl(), f(), Foam::FatalError, FatalErrorIn, forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::mag(), Foam::max(), mesh, Foam::min(), points, Foam::reduce(), Foam::sin(), Foam::Warning, and WarningIn.

Referenced by primitiveMeshGeometry::checkFaceAngles(), polyMeshGeometry::checkFaceAngles(), primitiveMesh::checkFaceAngles(), and motionSmootherAlgo::checkMesh().

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◆ checkFaceFlatness()

bool checkFaceFlatness	(	const polyMeshGen &	mesh,
		const bool	report,
		const scalar	warnFlatness,
		labelHashSet *	setPtr = `NULL`,
		const boolList *	changedFacePtr = `NULL`
	)

Check face warpage: decompose face and check ratio between.

magnitude of sum of triangle areas and sum of magnitude of triangle areas.

Calculate the sum of magnitude of areas and compare the magnitude of sum of areas.

make sure that processor faces are marked on both sides

exchange list sizes

exchange data

Calculate the sum of magnitude of areas and compare the magnitude of sum of areas.

make sure that processor faces are marked on both sides

exchange list sizes

exchange data

Definition at line 1777 of file polyMeshGenChecksGeometry.C.

References Foam::abort(), List::append(), UPstream::blocking, Foam::endl(), f(), Foam::FatalError, FatalErrorIn, forAll, HashTable::found(), Foam::Info, HashSet< Key, Hash >::insert(), Foam::mag(), mesh, Foam::min(), n, Foam::nl, UPstream::parRun(), points, Foam::reduce(), List::size(), PtrList::size(), and WarningIn.

Referenced by polyMeshGeometry::checkFaceFlatness(), primitiveMesh::checkFaceFlatness(), motionSmootherAlgo::checkMesh(), meshOptimizer::findBadFaces(), and findBadFaces().

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◆ checkPoints()

bool checkPoints	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		labelHashSet *	setPtr = `NULL`
	)

Check for unused points.

Definition at line 46 of file polyMeshGenChecksTopology.C.

References Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), mesh, Foam::reduce(), VRWGraph::sizeOfRow(), and WarningIn.

Referenced by edgeExtractor::checkCorners(), checkTopology(), and primitiveMesh::checkTopology().

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◆ checkUpperTriangular()

bool checkUpperTriangular	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		labelHashSet *	setPtr = `NULL`
	)

Check face ordering.

Definition at line 118 of file polyMeshGenChecksTopology.C.

References cells, Foam::endl(), forAll, forAllRow, Foam::Info, HashSet< Key, Hash >::insert(), mesh, Foam::Pout, Foam::reduce(), List::size(), VRWGraph::sizeOfRow(), Foam::tab, and WarningIn.

Referenced by checkTopology(), primitiveMesh::checkTopology(), and lduPrimitiveMesh::lduPrimitiveMesh().

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◆ checkCellsZipUp()

bool checkCellsZipUp	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		labelHashSet *	setPtr = `NULL`
	)

Check cell zip-up.

Definition at line 254 of file polyMeshGenChecksTopology.C.

References DynList< T, staticSize >::append(), Foam::constant::universal::c, cells, DynList< T, staticSize >::containsAtPosition(), Foam::e, Foam::endl(), f(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), mesh, Foam::pos(), Foam::Pout, Foam::reduce(), DynList< T, staticSize >::size(), and WarningIn.

Referenced by checkTopology(), and primitiveMesh::checkTopology().

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◆ checkFaceVertices()

bool checkFaceVertices	(	const polyMeshGen &	mesh,
		const bool	report = `false`,
		labelHashSet *	setPtr = `NULL`
	)

Check uniqueness of face vertices.

Definition at line 373 of file polyMeshGenChecksTopology.C.

References Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::max(), mesh, Foam::min(), nPoints, Foam::reduce(), SeriousErrorIn, List::size(), and WarningIn.

Referenced by checkTopology(), and primitiveMesh::checkTopology().

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◆ findBadFacesRelaxed()

label findBadFacesRelaxed	(	const polyMeshGen &	mesh,
		labelHashSet &	badFaces,
		const bool	report = `false`,
		const boolList *	activeFacePtr = `NULL`
	)

checks for bad faces making the mesh unusable checks for negative pyramids and zero area faces

Definition at line 2005 of file polyMeshGenChecksGeometry.C.

References checkFaceAreas(), checkFacePyramids(), HashTable::clear(), mesh, Foam::returnReduce(), and HashTable::size().

Referenced by meshOptimizer::untangleMeshFV().

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◆ findBadFaces()

label findBadFaces	(	const polyMeshGen &	mesh,
		labelHashSet &	badFaces,
		const bool	report = `false`,
		const boolList *	activeFacePtr = `NULL`
	)

check mesh for bad faces which make the mesh invalid checks for negative pyramids, face flatness, zero area faces and negative tetrahedra

Definition at line 2038 of file polyMeshGenChecksGeometry.C.

References checkCellPartTetrahedra(), checkFaceAreas(), checkFaceFlatness(), checkFacePyramids(), HashTable::clear(), mesh, Foam::returnReduce(), and HashTable::size().

Referenced by meshOptimizer::untangleMeshFV(), and meshSurfaceOptimizer::untangleSurface2D().

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◆ findLowQualityFaces()

label findLowQualityFaces	(	const polyMeshGen &	mesh,
		labelHashSet &	badFaces,
		const bool	report = `false`,
		const boolList *	activeFacePtr = `NULL`
	)

check mesh for faces that may cause problems to the solver checks for non-orthogonality and skewness

Definition at line 2089 of file polyMeshGenChecksGeometry.C.

References checkFaceDotProduct(), checkFaceSkewness(), HashTable::clear(), mesh, Foam::returnReduce(), and HashTable::size().

Referenced by meshOptimizer::optimizeLowQualityFaces().

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◆ findWorstQualityFaces()

label findWorstQualityFaces	(	const polyMeshGen &	mesh,
		labelHashSet &	badFaces,
		const bool	report = `false`,
		const boolList *	activeFacePtr = `NULL`,
		const scalar	relativeThreshold = `0.1`
	)

checks the mesh and selects the faces with worst quality

Definition at line 2122 of file polyMeshGenChecksGeometry.C.

References Foam::acos(), checkFaceDotProduct(), checkFaceSkewness(), HashTable::clear(), Foam::endl(), forAll, Foam::Info, HashSet< Key, Hash >::insert(), Foam::max(), mesh, Foam::min(), Foam::returnReduce(), and HashTable::size().

Referenced by meshOptimizer::optimizeMeshFVBestQuality().

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Functions

Function Documentation

◆ checkGeometry()

◆ checkTopology()

◆ checkMesh()

◆ checkClosedBoundary()

◆ checkClosedCells()

◆ checkCellVolumes()

◆ checkFaceAreas()

◆ checkCellPartTetrahedra()

◆ checkFaceDotProduct() [1/2]

◆ checkFaceDotProduct() [2/2]

◆ checkFacePyramids()

◆ checkFaceSkewness() [1/2]

◆ checkFaceSkewness() [2/2]

◆ checkFaceUniformity() [1/2]

◆ checkFaceUniformity() [2/2]

◆ checkVolumeUniformity() [1/2]

◆ checkVolumeUniformity() [2/2]

◆ checkFaceAngles()

◆ checkFaceFlatness()

◆ checkPoints()

◆ checkUpperTriangular()

◆ checkCellsZipUp()

◆ checkFaceVertices()

◆ findBadFacesRelaxed()

◆ findBadFaces()

◆ findLowQualityFaces()

◆ findWorstQualityFaces()