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lduMatrixOperations: Added support for scaling symmetric matrices

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Note: non-uniform scaling of a symmetric matrix generates an asymmetric matrix
This commit is contained in:
Henry 2015-01-02 15:38:52 +00:00
parent 35af64bf39
commit 237e6f4fa5
1 changed files with 7 additions and 10 deletions
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17
src/OpenFOAM/matrices/lduMatrix/lduMatrix/lduMatrixOperations.C
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@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2013 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2015 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -306,23 +306,20 @@ void Foam::lduMatrix::operator*=(const scalarField& sf)
*diagPtr_ *= sf;
}
if (upperPtr_)
// Non-uniform scaling causes a symmetric matrix
// to become asymmetric
if (symmetric() || asymmetric())
{
scalarField& upper = *upperPtr_;
scalarField& upper = this->upper();
scalarField& lower = this->lower();
const labelUList& l = lduAddr().lowerAddr();
const labelUList& u = lduAddr().upperAddr();
for (register label face=0; face<upper.size(); face++)
{
upper[face] *= sf[l[face]];
}
}
if (lowerPtr_)
{
scalarField& lower = *lowerPtr_;
const labelUList& u = lduAddr().upperAddr();
for (register label face=0; face<lower.size(); face++)
{