Barycentric2D.H

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    Copyright (C) 2017 OpenFOAM Foundation
    Copyright (C) 2019 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::Barycentric2D
 
Description
    Templated 2D Barycentric derived from VectorSpace.
    Has 3 components, one of which is redundant.
 
SourceFiles
    Barycentric2DI.H
 
\*---------------------------------------------------------------------------*/
 
#ifndef Barycentric2D_H
#define Barycentric2D_H
 
#include "contiguous.H"
#include "VectorSpace.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                         Class Barycentric2D Declaration
\*---------------------------------------------------------------------------*/
 
template<class Cmpt>
class Barycentric2D
:
    public VectorSpace<Barycentric2D<Cmpt>, Cmpt, 3>
{
public:
 
    //- Equivalent type of labels used for valid component indexing
    typedef Barycentric2D<label> labelType;
 
 
    // Member constants
 
        //- Rank of Barycentric2D is 1
        static constexpr direction rank = 1;
 
 
    //- Component labeling enumeration
    enum components { A, B, C };
 
 
    // Constructors
 
        //- Construct null
        inline Barycentric2D();
 
        //- Construct initialized to zero
        inline Barycentric2D(const Foam::zero);
 
        //- Construct given four components
        inline Barycentric2D
        (
            const Cmpt& va,
            const Cmpt& vb,
            const Cmpt& vc
        );
 
 
    // Member Functions
 
    // Access
 
        inline const Cmpt& a() const;
        inline const Cmpt& b() const;
        inline const Cmpt& c() const;
 
 
    // Edit
 
        inline Cmpt& a();
        inline Cmpt& b();
        inline Cmpt& c();
 
 
    // Tests
 
        //- True if any coordinates are negative
        inline bool outside() const;
 
};
 
 
// * * * * * * * * * * * * * * * * * Traits  * * * * * * * * * * * * * * * * //
 
//- Data are contiguous if component type is contiguous
template<class Cmpt>
struct is_contiguous<Barycentric2D<Cmpt>> : is_contiguous<Cmpt> {};
 
//- Data are contiguous label if component type is label
template<class Cmpt>
struct is_contiguous_label<Barycentric2D<Cmpt>> : is_contiguous_label<Cmpt> {};
 
//- Data are contiguous scalar if component type is scalar
template<class Cmpt>
struct is_contiguous_scalar<Barycentric2D<Cmpt>> : is_contiguous_scalar<Cmpt>{};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "Barycentric2DI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //