dimensionedConstants.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
     \\/     M anipulation  |
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License
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "dimensionedConstants.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
dictionary* dimensionedConstantsPtr_(NULL);
 
dictionary& dimensionedConstants()
{
    return debug::switchSet
    (
        "DimensionedConstants",
        dimensionedConstantsPtr_
    );
}
 
 
dimensionedScalar 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(word(dict.lookup("unitSet")) + "Coeffs");
 
    if (!dict.found(unitSetCoeffs))
    {
        std::cerr<< "Cannot find " << unitSetCoeffs << " in dictionary "
            << dict.name() << std::endl;
    }
 
    dictionary& unitDict = dict.subDict(unitSetCoeffs);
 
    dictionary& groupDict = unitDict.subDict(group);
 
    return dimensionedScalar(groupDict.lookup(varName));
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //