patchPatchDist.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) 2011-2013 OpenFOAM Foundation
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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.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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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
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::patchPatchDist
 
Description
    Like wallDist but calculates on a patch the distance to nearest neighbouring
    patches. Uses PatchEdgeFaceWave to do actual calculation.
 
SourceFiles
    patchPatchDist.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef patchPatchDist_H
#define patchPatchDist_H
 
#include "scalarField.H"
#include "HashSet.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
//class polyMesh;
class polyPatch;
 
/*---------------------------------------------------------------------------*\
                         Class patchPatchDist Declaration
\*---------------------------------------------------------------------------*/
 
class patchPatchDist
:
    public scalarField
{
 
 
private:
 
    // Private Member Data
 
        //- Patch to operate on
        const polyPatch& patch_;
 
        //- Patches to determine the distance to
        const labelHashSet nbrPatchIDs_;
 
        //- Number of unset faces.
        label nUnset_;
 
public:
 
    // Constructors
 
        //- Construct from patch and neighbour patches.
        patchPatchDist
        (
            const polyPatch& pp,
            const labelHashSet& nbrPatchIDs
        );
 
 
    //- Destructor
    virtual ~patchPatchDist();
 
 
    // Member Functions
 
        const scalarField& y() const
        {
            return *this;
        }
 
        label nUnset() const
        {
            return nUnset_;
        }
 
        //- Correct for mesh geom/topo changes
        virtual void correct();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //