gradingDescriptors.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2015 OpenFOAM Foundation
    Copyright (C) 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.
 
    You should have received a copy of the GNU General Public License
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Class
    Foam::gradingDescriptors
 
Description
    List of gradingDescriptor for the sections of a block with additional IO
    functionality
 
SourceFiles
    gradingDescriptors.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef gradingDescriptors_H
#define gradingDescriptors_H
 
#include "gradingDescriptor.H"
#include "List.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
class Istream;
class gradingDescriptors;
Istream& operator>>(Istream& is, gradingDescriptors& gd);
 
/*---------------------------------------------------------------------------*\
                     Class gradingDescriptors Declaration
\*---------------------------------------------------------------------------*/
 
class gradingDescriptors
:
    public List<gradingDescriptor>
{
public:
 
    // Constructors
 
        //- Default construct with a single default gradingDescriptor
        gradingDescriptors();
 
        //- Construct with specified number of default gradingDescriptor
        explicit gradingDescriptors(const label len);
 
        //- Construct from a single gradingDescriptor
        explicit gradingDescriptors(const gradingDescriptor& gd);
 
 
    // Member Functions
 
        //- Adjust expansion ratios.
        //  Trap negative value and treat as its inverse.
        void correct();
 
        //- Normalize blockFractions and nDivFractions for the list
        //- of gradingDescriptors, and call correct()
        void normalise();
 
        //- Return the inverse gradingDescriptors with 1/expansionRatio
        gradingDescriptors inv() const;
 
 
    // IOstream Operators
 
        friend Istream& operator>>(Istream&, gradingDescriptors&);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //