symmTensorFieldTemplates.C

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    Copyright (C) 2019-2022 OpenCFD Ltd.
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License
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// * * * * * * * * * * * * * * * Global Functions  * * * * * * * * * * * * * //

template<class Cmpt>
void Foam::zip
(
    Field<SymmTensor<Cmpt>>& result,
    const UList<Cmpt>& xx, const UList<Cmpt>& xy, const UList<Cmpt>& xz,
    const UList<Cmpt>& yy, const UList<Cmpt>& yz,
    const UList<Cmpt>& zz
)
{
    typedef SymmTensor<Cmpt> value_type;

    const label len = result.size();

    #ifdef FULLDEBUG
    if
    (
        len != xx.size() || len != xy.size() || len != xz.size()
     || len != yy.size() || len != yz.size()
     || len != zz.size()
    )
    {
        FatalErrorInFunction
            << "Components sizes do not match: " << len << " ("
            << xx.size() << ' ' << xy.size() << ' ' << xz.size() << ' '
            << yy.size() << ' ' << yz.size() << ' '
            << zz.size() << ')'
            << nl
            << abort(FatalError);
    }
    #endif

    for (label i=0; i < len; ++i)
    {
        result[i] = value_type
        (
            xx[i], xy[i], xz[i],
            /*yx*/ yy[i], yz[i],
            /*zx   zy */  zz[i]
        );
    }
}


template<class Cmpt>
void Foam::unzip
(
    const UList<SymmTensor<Cmpt>>& input,
    Field<Cmpt>& xx, Field<Cmpt>& xy, Field<Cmpt>& xz,
    Field<Cmpt>& yy, Field<Cmpt>& yz,
    Field<Cmpt>& zz
)
{
    const label len = input.size();

    #ifdef FULLDEBUG
    if
    (
        len != xx.size() || len != xy.size() || len != xz.size()
     || len != yy.size() || len != yz.size()
     || len != zz.size()
    )
    {
        FatalErrorInFunction
            << "Components sizes do not match: " << len << " ("
            << xx.size() << ' ' << xy.size() << ' ' << xz.size() << ' '
            << yy.size() << ' ' << yz.size() << ' '
            << zz.size() << ')'
            << nl
            << abort(FatalError);
    }
    #endif

    for (label i=0; i < len; ++i)
    {
        xx[i] = input[i].xx(); xy[i] = input[i].xy(); xz[i] = input[i].xz();
        yy[i] = input[i].yy(); yz[i] = input[i].yz();
        zz[i] = input[i].zz();
    }
}


template<class Cmpt>
Foam::tmp<Foam::Field<Foam::SymmTensor<Cmpt>>>
Foam::zip
(
    const Field<Cmpt>& xx, const Field<Cmpt>& xy, const Field<Cmpt>& xz,
    const Field<Cmpt>& yy, const Field<Cmpt>& yz,
    const Field<Cmpt>& zz
)
{
    auto tresult = tmp<Field<SymmTensor<Cmpt>>>::New(xx.size());

    Foam::zip(tresult.ref(), xx, xy, xz, yy, yz, zz);

    return tresult;
}


template<class Cmpt>
void Foam::zipRows
(
    Field<SymmTensor<Cmpt>>& result,
    const UList<Vector<Cmpt>>& x,
    const UList<Vector<Cmpt>>& y,
    const UList<Vector<Cmpt>>& z
)
{
    const label len = result.size();

    #ifdef FULLDEBUG
    if (len != x.size() || len != y.size() || len != z.size())
    {
        FatalErrorInFunction
            << "Components sizes do not match: " << len << " ("
            << x.size() << ' ' << y.size() << ' ' << z.size() << ')'
            << nl
            << abort(FatalError);
    }
    #endif

    for (label i=0; i < len; ++i)
    {
        // Like symmTensor::rows() but removed redundancy

        result[i].xx() = x[i].x();
        result[i].xy() = x[i].y();
        result[i].xz() = x[i].z();

        result[i].yy() = y[i].y();
        result[i].yz() = y[i].z();

        result[i].zz() = z[i].z();
    }
}


template<class Cmpt>
void Foam::unzipRows
(
    const UList<SymmTensor<Cmpt>>& input,
    Field<Vector<Cmpt>>& x,
    Field<Vector<Cmpt>>& y,
    Field<Vector<Cmpt>>& z
)
{
    const label len = input.size();

    #ifdef FULLDEBUG
    if (len != x.size() || len != y.size() || len != z.size())
    {
        FatalErrorInFunction
            << "Components sizes do not match: " << len << " ("
            << x.size() << ' ' << y.size() << ' ' << z.size() << ')'
            << nl
            << abort(FatalError);
    }
    #endif

    for (label i=0; i < len; ++i)
    {
        x[i] = input[i].x();
        y[i] = input[i].y();
        z[i] = input[i].z();
    }
}


template<class Cmpt>
void Foam::unzipRow
(
    const UList<SymmTensor<Cmpt>>& input,
    const direction idx,
    Field<Vector<Cmpt>>& result
)
{
    const label len = input.size();

    #ifdef FULLDEBUG
    if (len != result.size())
    {
        FatalErrorInFunction
            << "Components sizes do not match: " << len << " ("
            << result.size() << ')'
            << nl
            << abort(FatalError);
    }
    #endif

    switch (idx)
    {
        case vector::components::X :
        {
            for (label i=0; i < len; ++i)
            {
                result[i] = input[i].x();
            }
        }
        break;

        case vector::components::Y :
        {
            for (label i=0; i < len; ++i)
            {
                result[i] = input[i].y();
            }
        }
        break;

        case vector::components::Z :
        {
            for (label i=0; i < len; ++i)
            {
                result[i] = input[i].z();
            }
        }
        break;
    }
}


template<class Cmpt>
void Foam::unzipDiag
(
    const UList<SymmTensor<Cmpt>>& input,
    Field<Vector<Cmpt>>& result
)
{
    const label len = input.size();

    #ifdef FULLDEBUG
    if (len != result.size())
    {
        FatalErrorInFunction
            << "Components sizes do not match: " << len << " ("
            << result.size() << ')'
            << nl
            << abort(FatalError);
    }
    #endif

    for (label i=0; i < len; ++i)
    {
        result[i] = input[i].diag();
    }
}


template<class Cmpt>
Foam::tmp<Foam::Field<Foam::Vector<Cmpt>>>
Foam::unzipRow
(
    const Field<SymmTensor<Cmpt>>& input,
    const direction idx
)
{
    auto tresult = tmp<Field<Vector<Cmpt>>>::New(input.size());

    Foam::unzipRow(input, idx, tresult.ref());

    return tresult;
}


template<class Cmpt>
Foam::tmp<Foam::Field<Foam::Vector<Cmpt>>>
Foam::unzipDiag
(
    const Field<SymmTensor<Cmpt>>& input
)
{
    auto tresult = tmp<Field<Vector<Cmpt>>>::New(input.size());

    Foam::unzipDiag(input, tresult.ref());

    return tresult;
}


// ************************************************************************* //