cellInfo.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::cellInfo
 
Description
    Holds information regarding type of cell. Used in inside/outside
    determination in cellClassification.
 
SourceFiles
    cellInfoI.H
    cellInfo.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef cellInfo_H
#define cellInfo_H
 
#include "point.H"
#include "label.H"
#include "tensor.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of classes
class polyPatch;
class polyMesh;
class transformer;
 
 
// Forward declaration of friend functions and operators
 
class cellInfo;
 
Istream& operator>>(Istream&, cellInfo&);
Ostream& operator<<(Ostream&, const cellInfo&);
 
 
/*---------------------------------------------------------------------------*\
                          Class cellInfo Declaration
\*---------------------------------------------------------------------------*/
 
class cellInfo
{
    // Private Data
 
        label type_;
 
    // Private Member Functions
 
        //- Update current cell/face type with neighbouring
        //  type. Return true if information needs to propagate,
        //  false otherwise.
        template<class TrackingData>
        inline bool update
        (
            const cellInfo& w2,
            const label thisFacei,
            const label thisCelli,
            const label neighbourFacei,
            const label neighbourCelli,
            TrackingData& td
        );
 
public:
 
    // Constructors
 
        //- Construct null
        inline cellInfo();
 
        //- Construct from cType
        inline cellInfo(const label);
 
 
    // Member Functions
 
        // Access
 
            inline label type() const
            {
                return type_;
            }
 
 
        // Needed by meshWave
 
            //- 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 cellInfo&,
                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 cellInfo& 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 cellInfo& 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 cellInfo& neighbourInfo,
                const scalar tol,
                TrackingData& td
            );
 
            //- Same (like operator==)
            template<class TrackingData>
            inline bool equal(const cellInfo&, TrackingData& td) const;
 
    // Member Operators
 
        // Note: Used to determine whether to call update.
        inline bool operator==(const cellInfo&) const;
 
        inline bool operator!=(const cellInfo&) const;
 
 
    // IOstream Operators
 
        friend Ostream& operator<<(Ostream&, const cellInfo&);
        friend Istream& operator>>(Istream&, cellInfo&);
};
 
 
//- Data associated with cellInfo type are contiguous
template<>
inline bool contiguous<cellInfo>()
{
    return true;
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "cellInfoI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //