dimensionedConstants.C

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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2018 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.

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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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Note
    Included by global/globals.C

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#include "dimensionedConstants.H"

// * * * * * * * * * * * * * * * File Static Data  * * * * * * * * * * * * * //

namespace Foam
{
    dictionary* dimensionedConstantsPtr_(nullptr);
}


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

Foam::dictionary& Foam::dimensionedConstants()
{
    return debug::switchSet
    (
        "DimensionedConstants",
        dimensionedConstantsPtr_
    );
}


Foam::dimensionedScalar Foam::dimensionedConstant
(
    const word& group,
    const word& varName
)
{
    dictionary& dict = dimensionedConstants();

    // Check that the entries exist.
    // Note: should make FatalError robust instead!

    if (!dict.found("unitSet"))
    {
        std::cerr
            << "Cannot find unitSet in dictionary " << dict.name()
            << std::endl;
    }

    const word unitSetCoeffs(dict.get<word>("unitSet") + "Coeffs");

    const dictionary* unitDictPtr = dict.findDict(unitSetCoeffs);

    if (!unitDictPtr)
    {
        std::cerr
            << "Cannot find " << unitSetCoeffs << " in dictionary "
            << dict.name() << std::endl;
    }

    return dimensionedScalar(varName, unitDictPtr->subDict(group));
}


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