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ENH: lduAddressing: added profile calculation

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This commit is contained in:
mattijs
2013-07-16 21:29:41 +01:00
parent 0cf8430802
commit 2496b4ed91
2 changed files with 30 additions and 1 deletions
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27
src/OpenFOAM/matrices/lduMatrix/lduAddressing/lduAddressing.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
@ -25,6 +25,7 @@ License
#include "lduAddressing.H"
#include "demandDrivenData.H"
#include "scalarField.H"
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
@ -248,4 +249,28 @@ Foam::label Foam::lduAddressing::triIndex(const label a, const label b) const
}
Foam::Tuple2<Foam::label, Foam::scalar> Foam::lduAddressing::band() const
{
const labelUList& owner = lowerAddr();
const labelUList& neighbour = upperAddr();
labelList cellBandwidth(size(), 0);
forAll(neighbour, faceI)
{
label own = owner[faceI];
label nei = neighbour[faceI];
// Note: mag not necessary for correct (upper-triangular) ordering.
label diff = nei-own;
cellBandwidth[nei] = max(cellBandwidth[nei], diff);
}
label bandwidth = max(cellBandwidth);
scalar profile = sum(1.0*cellBandwidth);
return Tuple2<label, scalar>(bandwidth, profile);
}
// ************************************************************************* //

4
src/OpenFOAM/matrices/lduMatrix/lduAddressing/lduAddressing.H
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@ -98,6 +98,7 @@ SourceFiles
#include "labelList.H"
#include "lduSchedule.H"
#include "Tuple2.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
@ -196,6 +197,9 @@ public:
//- Return off-diagonal index given owner and neighbour label
label triIndex(const label a, const label b) const;
//- Calculate bandwidth and profile of addressing
Tuple2<label, scalar> band() const;
};