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fvMatrix::operator&: filter matrix with no diagonal as special case

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This commit is contained in:
Henry
2014-01-02 17:32:36 +00:00
parent d353964215
commit cbbfa57430
1 changed files with 12 additions and 5 deletions
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17
src/finiteVolume/fvMatrices/fvMatrix/fvMatrix.C
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@ -2348,12 +2348,19 @@ Foam::operator&
GeometricField<Type, fvPatchField, volMesh>& Mphi = tMphi();
// Loop over field components
for (direction cmpt=0; cmpt<pTraits<Type>::nComponents; cmpt++)
if (M.hasDiag())
{
scalarField psiCmpt(psi.field().component(cmpt));
scalarField boundaryDiagCmpt(M.diag());
M.addBoundaryDiag(boundaryDiagCmpt, cmpt);
Mphi.internalField().replace(cmpt, -boundaryDiagCmpt*psiCmpt);
for (direction cmpt=0; cmpt<pTraits<Type>::nComponents; cmpt++)
{
scalarField psiCmpt(psi.field().component(cmpt));
scalarField boundaryDiagCmpt(M.diag());
M.addBoundaryDiag(boundaryDiagCmpt, cmpt);
Mphi.internalField().replace(cmpt, -boundaryDiagCmpt*psiCmpt);
}
}
else
{
Mphi.internalField() = pTraits<Type>::zero;
}
Mphi.internalField() += M.lduMatrix::H(psi.field()) + M.source();