Constant.C

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#include "Constant.H"

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

template<class Type>
Foam::Function1s::Constant<Type>::Constant
(
    const word& name,
    const Type& val
)
:
    FieldFunction1<Type, Constant<Type>>(name),
    value_(val)
{}


template<class Type>
Foam::Function1s::Constant<Type>::Constant
(
    const word& name,
    const dictionary& dict
)
:
    FieldFunction1<Type, Constant<Type>>(name),
    value_(Zero)
{
    if (name == "value" || !dict.found(name))
    {
        dict.lookup("value") >> value_;
    }
    else
    {
        Istream& is(dict.lookup(name));
        word entryType(is);

        if (is.eof())
        {
            dict.lookup("value") >> value_;
        }
        else
        {
            is  >> value_;
        }
    }
}


template<class Type>
Foam::Function1s::Constant<Type>::Constant
(
    const word& name,
    Istream& is
)
:
    FieldFunction1<Type, Constant<Type>>(name),
    value_(pTraits<Type>(is))
{}


template<class Type>
Foam::Function1s::Constant<Type>::Constant(const Constant<Type>& cnst)
:
    FieldFunction1<Type, Constant<Type>>(cnst),
    value_(cnst.value_)
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

template<class Type>
Foam::Function1s::Constant<Type>::~Constant()
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

template<class Type>
void Foam::Function1s::Constant<Type>::write(Ostream& os) const
{
    writeEntry(os, "value", value_);
}


// ************************************************************************* i/