283 lines
7.3 KiB
C
283 lines
7.3 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2012-2018 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "polyMeshTools.H"
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#include "syncTools.H"
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#include "pyramidPointFaceRef.H"
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#include "primitiveMeshTools.H"
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#include "polyMeshTools.H"
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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Foam::tmp<Foam::scalarField> Foam::polyMeshTools::faceOrthogonality
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(
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const polyMesh& mesh,
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const vectorField& areas,
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const vectorField& cc
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)
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{
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const labelList& own = mesh.faceOwner();
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const labelList& nei = mesh.faceNeighbour();
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const polyBoundaryMesh& pbm = mesh.boundaryMesh();
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tmp<scalarField> tortho(new scalarField(mesh.nFaces(), 1.0));
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scalarField& ortho = tortho.ref();
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// Internal faces
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forAll(nei, facei)
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{
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ortho[facei] = primitiveMeshTools::faceOrthogonality
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(
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cc[own[facei]],
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cc[nei[facei]],
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areas[facei]
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);
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}
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// Coupled faces
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pointField neighbourCc;
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syncTools::swapBoundaryCellPositions(mesh, cc, neighbourCc);
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forAll(pbm, patchi)
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{
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const polyPatch& pp = pbm[patchi];
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if (pp.coupled())
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{
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forAll(pp, i)
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{
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label facei = pp.start() + i;
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label bFacei = facei - mesh.nInternalFaces();
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ortho[facei] = primitiveMeshTools::faceOrthogonality
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(
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cc[own[facei]],
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neighbourCc[bFacei],
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areas[facei]
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);
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}
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}
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}
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return tortho;
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}
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Foam::tmp<Foam::scalarField> Foam::polyMeshTools::faceSkewness
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(
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const polyMesh& mesh,
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const pointField& p,
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const vectorField& fCtrs,
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const vectorField& fAreas,
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const vectorField& cellCtrs
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)
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{
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const labelList& own = mesh.faceOwner();
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const labelList& nei = mesh.faceNeighbour();
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const polyBoundaryMesh& pbm = mesh.boundaryMesh();
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tmp<scalarField> tskew(new scalarField(mesh.nFaces()));
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scalarField& skew = tskew.ref();
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forAll(nei, facei)
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{
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skew[facei] = primitiveMeshTools::faceSkewness
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(
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mesh,
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p,
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fCtrs,
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fAreas,
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facei,
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cellCtrs[own[facei]],
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cellCtrs[nei[facei]]
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);
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}
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// Boundary faces: consider them to have only skewness error.
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// (i.e. treat as if mirror cell on other side)
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pointField neighbourCc;
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syncTools::swapBoundaryCellPositions(mesh, cellCtrs, neighbourCc);
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forAll(pbm, patchi)
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{
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const polyPatch& pp = pbm[patchi];
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if (pp.coupled())
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{
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forAll(pp, i)
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{
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label facei = pp.start() + i;
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label bFacei = facei - mesh.nInternalFaces();
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skew[facei] = primitiveMeshTools::faceSkewness
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(
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mesh,
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p,
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fCtrs,
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fAreas,
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facei,
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cellCtrs[own[facei]],
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neighbourCc[bFacei]
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);
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}
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}
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else
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{
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forAll(pp, i)
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{
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label facei = pp.start() + i;
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skew[facei] = primitiveMeshTools::boundaryFaceSkewness
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(
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mesh,
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p,
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fCtrs,
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fAreas,
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facei,
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cellCtrs[own[facei]]
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);
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}
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}
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}
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return tskew;
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}
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Foam::tmp<Foam::scalarField> Foam::polyMeshTools::faceWeights
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(
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const polyMesh& mesh,
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const vectorField& fCtrs,
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const vectorField& fAreas,
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const vectorField& cellCtrs
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)
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{
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const labelList& own = mesh.faceOwner();
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const labelList& nei = mesh.faceNeighbour();
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const polyBoundaryMesh& pbm = mesh.boundaryMesh();
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tmp<scalarField> tweight(new scalarField(mesh.nFaces(), 1.0));
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scalarField& weight = tweight.ref();
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// Internal faces
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forAll(nei, facei)
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{
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const point& fc = fCtrs[facei];
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const vector& fa = fAreas[facei];
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scalar dOwn = mag(fa & (fc-cellCtrs[own[facei]]));
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scalar dNei = mag(fa & (cellCtrs[nei[facei]]-fc));
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weight[facei] = min(dNei,dOwn)/(dNei+dOwn+vSmall);
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}
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// Coupled faces
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pointField neiCc;
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syncTools::swapBoundaryCellPositions(mesh, cellCtrs, neiCc);
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forAll(pbm, patchi)
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{
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const polyPatch& pp = pbm[patchi];
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if (pp.coupled())
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{
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forAll(pp, i)
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{
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label facei = pp.start() + i;
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label bFacei = facei - mesh.nInternalFaces();
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const point& fc = fCtrs[facei];
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const vector& fa = fAreas[facei];
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scalar dOwn = mag(fa & (fc-cellCtrs[own[facei]]));
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scalar dNei = mag(fa & (neiCc[bFacei]-fc));
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weight[facei] = min(dNei,dOwn)/(dNei+dOwn+vSmall);
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}
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}
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}
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return tweight;
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}
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Foam::tmp<Foam::scalarField> Foam::polyMeshTools::volRatio
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const polyMesh& mesh,
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const scalarField& vol
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)
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{
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const labelList& own = mesh.faceOwner();
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const labelList& nei = mesh.faceNeighbour();
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const polyBoundaryMesh& pbm = mesh.boundaryMesh();
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tmp<scalarField> tratio(new scalarField(mesh.nFaces(), 1.0));
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scalarField& ratio = tratio.ref();
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// Internal faces
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forAll(nei, facei)
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{
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scalar volOwn = vol[own[facei]];
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scalar volNei = vol[nei[facei]];
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ratio[facei] = min(volOwn,volNei)/(max(volOwn, volNei)+vSmall);
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}
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// Coupled faces
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scalarField neiVol;
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syncTools::swapBoundaryCellList(mesh, vol, neiVol);
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forAll(pbm, patchi)
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{
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const polyPatch& pp = pbm[patchi];
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if (pp.coupled())
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{
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forAll(pp, i)
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{
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label facei = pp.start() + i;
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label bFacei = facei - mesh.nInternalFaces();
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scalar volOwn = vol[own[facei]];
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scalar volNei = neiVol[bFacei];
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ratio[facei] = min(volOwn,volNei)/(max(volOwn, volNei)+vSmall);
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}
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}
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}
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return tratio;
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}
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// ************************************************************************* //
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