uniformDistance.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2012-2015 OpenFOAM Foundation
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License
    This file is part of OpenFOAM.

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Class
    Foam::uniformDistance

Description

SourceFiles
    uniformDistance.C

\*---------------------------------------------------------------------------*/

#ifndef uniformDistance_H
#define uniformDistance_H

#include "cellSizeFunction.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

/*---------------------------------------------------------------------------*\
                        Class uniformDistance Declaration
\*---------------------------------------------------------------------------*/

class uniformDistance
:
    public cellSizeFunction
{

private:

    // Private data

        //- Distance
        scalar distance_;

        //- Distance squared
        scalar distanceSqr_;


public:

    //- Runtime type information
    TypeName("uniformDistance");

    // Constructors

        //- Construct from components
        uniformDistance
        (
            const dictionary& initialPointsDict,
            const searchableSurface& surface,
            const scalar& defaultCellSize,
            const labelList regionIndices
        );


    //- Destructor
    virtual ~uniformDistance()
    {}


    // Member Functions

        virtual bool sizeLocations
        (
            const pointIndexHit& hitPt,
            const vector& n,
            pointField& shapePts,
            scalarField& shapeSizes
        ) const;

        //- Modify scalar argument to the cell size specified by function.
        //  Return a boolean specifying if the function was used, i.e. false if
        //  the point was not in range of the surface for a spatially varying
        //  size.
        virtual bool cellSize
        (
            const point& pt,
            scalar& size
        ) const;

        //- Adapt local cell size. Return true if anything changed.
        virtual bool setCellSize
        (
            const pointField& pts
        );
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //