triPoints.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2015 OpenFOAM Foundation
    Copyright (C) 2017-2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
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.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    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
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::triPoints
 
Description
    Triangle storage. Null constructable (unfortunately triangle<point, point>
    is not)
 
SourceFiles
 
\*---------------------------------------------------------------------------*/
 
#ifndef triPoints_H
#define triPoints_H
 
#include "FixedList.H"
#include "treeBoundBox.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class triPoints Declaration
\*---------------------------------------------------------------------------*/
 
class triPoints
:
    public FixedList<point, 3>
{
public:
 
    // Constructors
 
        //- Default construct
        inline triPoints()
        {}
 
        //- Construct from points
        inline triPoints
        (
            const point& a,
            const point& b,
            const point& c
        )
        {
            operator[](0) = a;
            operator[](1) = b;
            operator[](2) = c;
        }
 
        //- Copy construct from subset of points
        inline triPoints
        (
            const UList<point>& points,
            const FixedList<label, 3>& indices
        )
        :
            FixedList<point, 3>(points, indices)
        {}
 
 
    // Member Functions
 
        //- Calculate the bounding box
        inline treeBoundBox bounds() const
        {
            treeBoundBox bb(operator[](0));
            for (label i = 1; i < size(); ++i)
            {
                bb.add(operator[](i));
            }
            return bb;
        }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //