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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2023 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Namespace
Foam::meshCheck
Description
Collection of functions checking primitiveMesh
SourceFiles
primitiveMeshCheck.C
\*---------------------------------------------------------------------------*/
#ifndef primitiveMeshCheck_H
#define primitiveMeshCheck_H
#include "primitiveMesh.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Namespace meshCheck Declaration
\*---------------------------------------------------------------------------*/
namespace meshCheck
{
// Topological checks
//- Check face ordering
bool checkUpperTriangular
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
//- Check cell zip-up
bool checkCellsZipUp
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
//- Check uniqueness of face vertices
bool checkFaceVertices
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
//- Check for unused points
bool checkPoints
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
//- Check if all points on face are shared with another face.
bool checkDuplicateFaces
(
const primitiveMesh& mesh,
const label,
const Map<label>&,
label& nBaffleFaces,
labelHashSet*
);
//- Check that shared points are in consecutive order.
bool checkCommonOrder
(
const primitiveMesh& mesh,
const label,
const Map<label>&,
labelHashSet*
);
//- Check face-face connectivity
bool checkFaceFaces
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
// Geometric checks
//- Generate non-orthogonality field (internal faces only)
tmp<scalarField> faceOrthogonality
(
const primitiveMesh& mesh,
const vectorField& fAreas,
const vectorField& cellCtrs
);
//- Generate face pyramid volume fields
void facePyramidVolume
(
const primitiveMesh& mesh,
const pointField& points,
const vectorField& cellCtrs,
scalarField& ownPyrVol,
scalarField& neiPyrVol
);
//- Generate skewness field
tmp<scalarField> faceSkewness
(
const primitiveMesh& mesh,
const pointField& points,
const vectorField& fCtrs,
const vectorField& fAreas,
const vectorField& cellCtrs
);
//- Generate cell openness and cell aspect ratio field
void cellClosedness
(
const primitiveMesh& mesh,
const Vector<label>& meshD,
const vectorField& areas,
const scalarField& vols,
scalarField& openness,
scalarField& aratio
);
//- Generate face concavity field. Returns per face the (sin of the)
// most concave angle between two consecutive edges
tmp<scalarField> faceConcavity
(
const scalar maxSin,
const primitiveMesh& mesh,
const pointField& p,
const vectorField& faceAreas
);
//- Generate face flatness field. Compares the individual triangles'
// normals against the face average normal. Between 0 (fully warped)
// and 1 (fully flat)
tmp<scalarField> faceFlatness
(
const primitiveMesh& mesh,
const pointField& p,
const vectorField& fCtrs,
const vectorField& faceAreas
);
//- Generate edge alignment field. Is per face the minimum aligned edge
// (does not use edge addressing)
tmp<scalarField> edgeAlignment
(
const primitiveMesh& mesh,
const Vector<label>& directions,
const pointField& p
);
//- Generate cell determinant field
tmp<scalarField> cellDeterminant
(
const primitiveMesh& mesh,
const Vector<label>& directions,
const vectorField& faceAreas,
const PackedBoolList& internalOrCoupledFace
);
// Helpers: single face check
//- Skewness of single face
scalar faceSkewness
(
const primitiveMesh& mesh,
const pointField& p,
const vectorField& fCtrs,
const vectorField& fAreas,
const label facei,
const point& ownCc,
const point& neiCc
);
//- Skewness of single boundary face
scalar boundaryFaceSkewness
(
const primitiveMesh& mesh,
const pointField& p,
const vectorField& fCtrs,
const vectorField& fAreas,
const label facei,
const point& ownCc
);
//- Orthogonality of single face
scalar faceOrthogonality
(
const point& ownCc,
const point& neiCc,
const vector& s
);
//- Check boundary for closedness
bool checkClosedBoundary
(
const primitiveMesh& mesh,
const scalar closedThreshold,
const bool report = false
);
//- Check cells for closedness
bool checkClosedCells
(
const primitiveMesh& mesh,
const scalar closedThreshold,
const scalar aspectThreshold,
const bool report = false,
labelHashSet* setPtr = nullptr,
labelHashSet* highAspectSetPtr = nullptr,
const Vector<label>& solutionD = Vector<label>::one
);
//- Check for negative face areas
bool checkFaceAreas
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
//- Check for negative cell volumes
bool checkCellVolumes
(
const primitiveMesh& mesh,
const bool report = false,
labelHashSet* setPtr = nullptr
);
//- Check face pyramid volume
bool checkFacePyramids
(
const primitiveMesh& mesh,
const bool report = false,
const scalar minPyrVol = -small,
labelHashSet* setPtr = nullptr
);
//- Check face angles
bool checkFaceAngles
(
const primitiveMesh& mesh,
const bool report = false,
const scalar maxSin = 10, // In degrees
labelHashSet* setPtr = nullptr
);
//- Check face warpage: decompose face and check ratio between
// magnitude of sum of triangle areas and sum of magnitude of
// triangle areas.
bool checkFaceFlatness
(
const primitiveMesh& mesh,
const bool report,
const scalar warnFlatness, // When to include in set.
labelHashSet* setPtr
);
//- Check for point-point-nearness,
// e.g. colocated points which may be part of baffles.
bool checkPointNearness
(
const primitiveMesh& mesh,
const bool report,
const scalar reportDistSqr,
labelHashSet* setPtr = nullptr
);
//- Check edge length
bool checkEdgeLength
(
const primitiveMesh& mesh,
const bool report,
const scalar minLenSqr,
labelHashSet* setPtr = nullptr
);
//- Check for concave cells by the planes of faces
bool checkConcaveCells
(
const primitiveMesh& mesh,
const scalar planarCosAngle,
const bool report = false,
labelHashSet* setPtr = nullptr
);
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //
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