wallNormalInfo.H

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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
    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::wallNormalInfo
 
Description
    Holds information regarding nearest wall point.
    Used in wall refinement.
 
SourceFiles
    wallNormalInfoI.H
    wallNormalInfo.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef wallNormalInfo_H
#define wallNormalInfo_H
 
#include "point.H"
#include "label.H"
#include "scalar.H"
#include "tensor.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class polyPatch;
class polyMesh;
class transformer;
 
 
// Forward declaration of friend functions and operators
 
class wallNormalInfo;
 
Istream& operator>>(Istream&, wallNormalInfo&);
Ostream& operator<<(Ostream&, const wallNormalInfo&);
 
 
/*---------------------------------------------------------------------------*\
                       Class wallNormalInfo Declaration
\*---------------------------------------------------------------------------*/
 
class wallNormalInfo
{
    // Private Data
 
        //- Normal at nearest wall point
        vector normal_;
 
    // Private Member Functions
 
        //- Evaluate distance to point. Update normal_
        template<class TrackingData>
        inline bool update(const wallNormalInfo& w2, TrackingData& td);
 
public:
 
    // Constructors
 
        //- Construct null
        inline wallNormalInfo();
 
        //- Construct from normal
        inline wallNormalInfo(const vector& normal);
 
 
    // Member Functions
 
        // Access
 
            inline const vector& normal() const;
 
 
        // Needed by FaceCellWave
 
            //- Check whether origin has been changed at all or
            //  still contains original (invalid) value.
            template<class TrackingData>
            inline bool valid(TrackingData& td) const;
 
            //- Check for identical geometrical data. Used for cyclics checking.
            template<class TrackingData>
            inline bool sameGeometry
            (
                const polyMesh&,
                const wallNormalInfo&,
                const scalar,
                TrackingData& td
            ) const;
 
            //- Transform across an interface
            template<class TrackingData>
            inline void transform
            (
                const polyPatch& patch,
                const label patchFacei,
                const transformer& transform,
                TrackingData& td
            );
 
            //- Influence of neighbouring face.
            template<class TrackingData>
            inline bool updateCell
            (
                const polyMesh&,
                const label thisCelli,
                const label neighbourFacei,
                const wallNormalInfo& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );
 
            //- Influence of neighbouring cell.
            template<class TrackingData>
            inline bool updateFace
            (
                const polyMesh&,
                const label thisFacei,
                const label neighbourCelli,
                const wallNormalInfo& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );
 
            //- Influence of different value on same face.
            template<class TrackingData>
            inline bool updateFace
            (
                const polyMesh&,
                const label thisFacei,
                const wallNormalInfo& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );
 
            //- Same (like operator==)
            template<class TrackingData>
            inline bool equal(const wallNormalInfo&, TrackingData& td) const;
 
    // Member Operators
 
        // Needed for List IO
        inline bool operator==(const wallNormalInfo&) const;
 
        inline bool operator!=(const wallNormalInfo&) const;
 
 
    // IOstream Operators
 
        friend Ostream& operator<<(Ostream&, const wallNormalInfo&);
        friend Istream& operator>>(Istream&, wallNormalInfo&);
};
 
 
//- Data associated with wallNormalInfo type are contiguous
template<>
inline bool contiguous<wallNormalInfo>()
{
    return true;
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "wallNormalInfoI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //