interpolationWeightsTemplates.C

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2012-2018 OpenFOAM Foundation
     \\/     M anipulation  |
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License
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    under the terms of the GNU General Public License as published by
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "interpolationWeights.H"
#include "ListOps.H"
#include "IOobject.H"
#include "HashSet.H"
#include "objectRegistry.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class ListType1, class ListType2>
typename Foam::outerProduct
<
    typename ListType1::value_type,
    typename ListType2::value_type
>::type
Foam::interpolationWeights::weightedSum
(
    const ListType1& f1,
    const ListType2& f2
)
{
    typedef typename outerProduct
    <
        typename ListType1::value_type,
        typename ListType2::value_type
    >::type returnType;
 
    if (f1.size())
    {
        returnType SumProd = f1[0]*f2[0];
        for (label i = 1; i < f1.size(); ++i)
        {
            SumProd += f1[i]*f2[i];
        }
        return SumProd;
    }
    else
    {
        return Zero;
    }
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //