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ENH: primitiveMesh: apply stabilisation to cell volume, not to individual pyr vols

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This commit is contained in:
mattijs
2013-12-16 11:53:21 +00:00
parent b99906f32d
commit 8e0f93d344
1 changed files with 15 additions and 4 deletions
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19
src/OpenFOAM/meshes/primitiveMesh/primitiveMeshCellCentresAndVols.C
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@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2013 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -111,7 +111,7 @@ void Foam::primitiveMesh::makeCellCentresAndVols
{
// Calculate 3*face-pyramid volume
scalar pyr3Vol =
max(fAreas[facei] & (fCtrs[facei] - cEst[own[facei]]), VSMALL);
fAreas[facei] & (fCtrs[facei] - cEst[own[facei]]);
// Calculate face-pyramid centre
vector pc = (3.0/4.0)*fCtrs[facei] + (1.0/4.0)*cEst[own[facei]];
@ -127,7 +127,7 @@ void Foam::primitiveMesh::makeCellCentresAndVols
{
// Calculate 3*face-pyramid volume
scalar pyr3Vol =
max(fAreas[facei] & (cEst[nei[facei]] - fCtrs[facei]), VSMALL);
fAreas[facei] & (cEst[nei[facei]] - fCtrs[facei]);
// Calculate face-pyramid centre
vector pc = (3.0/4.0)*fCtrs[facei] + (1.0/4.0)*cEst[nei[facei]];
@ -139,7 +139,18 @@ void Foam::primitiveMesh::makeCellCentresAndVols
cellVols[nei[facei]] += pyr3Vol;
}
cellCtrs /= cellVols;
forAll(cellCtrs, celli)
{
if (cellVols[celli] > VSMALL)
{
cellCtrs[celli] /= cellVols[celli];
}
else
{
cellCtrs[celli] = cEst[celli];
}
}
cellVols *= (1.0/3.0);
}