gradingDescriptors.C

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    Copyright (C) 2015 OpenFOAM Foundation
    Copyright (C) 2019-2020 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "gradingDescriptors.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::gradingDescriptors::gradingDescriptors()
:
    List<gradingDescriptor>(1, gradingDescriptor())
{}
 
 
Foam::gradingDescriptors::gradingDescriptors
(
    const label len
)
:
    List<gradingDescriptor>(len, gradingDescriptor())
{}
 
 
Foam::gradingDescriptors::gradingDescriptors(const gradingDescriptor& gd)
:
    List<gradingDescriptor>(1, gd)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::gradingDescriptors::correct()
{
    for (gradingDescriptor& gd : *this)
    {
        gd.correct();
    }
}
 
 
void Foam::gradingDescriptors::normalise()
{
    scalar sumBlockFraction = 0;
    scalar sumNDivFraction = 0;
 
    for (const gradingDescriptor& gd : *this)
    {
        sumBlockFraction += gd.blockFraction_;
        sumNDivFraction += gd.nDivFraction_;
    }
 
    for (gradingDescriptor& gd : *this)
    {
        gd.blockFraction_ /= sumBlockFraction;
        gd.nDivFraction_  /= sumNDivFraction;
        gd.correct();
    }
}
 
 
Foam::gradingDescriptors Foam::gradingDescriptors::inv() const
{
    gradingDescriptors ret(*this);
 
    forAll(ret, i)
    {
        ret[i] = operator[](ret.size() - i - 1).inv();
    }
 
    return ret;
}
 
 
// * * * * * * * * * * * * * * * Friend Operators  * * * * * * * * * * * * * //
 
Foam::Istream& Foam::operator>>(Istream& is, gradingDescriptors& gds)
{
    // Examine next token
    token t(is);
 
    if (t.isNumber())
    {
        gds = gradingDescriptors(gradingDescriptor(t.number()));
        gds.correct();
    }
    else
    {
        is.putBack(t);
 
        // Read the list for gradingDescriptors
        is >> static_cast<List<gradingDescriptor>&>(gds);
 
        gds.normalise();
    }
 
    is.check(FUNCTION_NAME);
    return is;
}
 
 
// ************************************************************************* //