wallBoundedStreamLineParticle.H

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/*---------------------------------------------------------------------------*\
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License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
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Class
    Foam::wallBoundedStreamLineParticle

Description
    Particle class that samples fields as it passes through. Used in streamline
    calculation.

SourceFiles
    wallBoundedStreamLineParticle.C

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

#ifndef wallBoundedStreamLineParticle_H
#define wallBoundedStreamLineParticle_H

#include "wallBoundedParticle.H"
#include "autoPtr.H"
#include "interpolation.H"
#include "vectorList.H"
#include "InfoProxy.H"

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

namespace Foam
{

class wallBoundedStreamLineParticleCloud;


// Forward declaration of friend functions and operators

class wallBoundedStreamLineParticle;

Ostream& operator<<(Ostream&, const wallBoundedStreamLineParticle&);


/*---------------------------------------------------------------------------*\
                 Class wallBoundedStreamLineParticle Declaration
\*---------------------------------------------------------------------------*/

class wallBoundedStreamLineParticle
:
    public wallBoundedParticle
{

public:

    //- Class used to pass tracking data to the trackToEdge function
    class trackingData
    :
        public wallBoundedParticle::TrackingData
        <
            Cloud<wallBoundedStreamLineParticle>
        >
    {

    public:


        const PtrList<interpolation<scalar>>& vsInterp_;
        const PtrList<interpolation<vector>>& vvInterp_;
        const label UIndex_;
        const bool trackForward_;
        const scalar trackLength_;

        DynamicList<vectorList>& allPositions_;
        List<DynamicList<scalarList>>& allScalars_;
        List<DynamicList<vectorList>>& allVectors_;


        // Constructors

            trackingData
            (
                Cloud<wallBoundedStreamLineParticle>& cloud,
                const PtrList<interpolation<scalar>>& vsInterp,
                const PtrList<interpolation<vector>>& vvInterp,
                const label UIndex,
                const bool trackForward,
                const scalar trackLength,
                const PackedBoolList& isWallPatch,

                DynamicList<List<point>>& allPositions,
                List<DynamicList<scalarList>>& allScalars,
                List<DynamicList<vectorList>>& allVectors
            )
            :
                wallBoundedParticle::TrackingData
                <
                    Cloud<wallBoundedStreamLineParticle>
                >
                (
                    cloud,
                    isWallPatch
                ),
                vsInterp_(vsInterp),
                vvInterp_(vvInterp),
                UIndex_(UIndex),
                trackForward_(trackForward),
                trackLength_(trackLength),

                allPositions_(allPositions),
                allScalars_(allScalars),
                allVectors_(allVectors)
            {}
    };


private:

    // Private data

        //- Lifetime of particle. Particle dies when reaches 0.
        label lifeTime_;

        //- Sampled positions
        DynamicList<point> sampledPositions_;

        //- Sampled scalars
        List<DynamicList<scalar>> sampledScalars_;

        //- Sampled vectors
        List<DynamicList<vector>> sampledVectors_;


    // Private Member Functions

        vector interpolateFields
        (
            const trackingData& td,
            const point& position,
            const label celli,
            const label facei
        );

        vector sample(trackingData& td);


public:

    // Constructors

        //- Construct from components
        wallBoundedStreamLineParticle
        (
            const polyMesh& c,
            const vector& position,
            const label celli,
            const label tetFacei,
            const label tetPtI,
            const label meshEdgeStart,
            const label diagEdge,
            const label lifeTime
        );

        //- Construct from Istream
        wallBoundedStreamLineParticle
        (
            const polyMesh& c,
            Istream& is,
            bool readFields = true
        );

        //- Construct copy
        wallBoundedStreamLineParticle(const wallBoundedStreamLineParticle& p);

        //- Construct and return a clone
        autoPtr<particle> clone() const
        {
            return autoPtr<particle>(new wallBoundedStreamLineParticle(*this));
        }

        //- Factory class to read-construct particles used for
        //  parallel transfer
        class iNew
        {
            const polyMesh& mesh_;

        public:

            iNew(const polyMesh& mesh)
            :
                mesh_(mesh)
            {}

            autoPtr<wallBoundedStreamLineParticle> operator()
            (
                Istream& is
            ) const
            {
                return autoPtr<wallBoundedStreamLineParticle>
                (
                    new wallBoundedStreamLineParticle(mesh_, is, true)
                );
            }
        };


    // Member Functions

        // Tracking

            //- Track all particles to their end point
            bool move(trackingData&, const scalar trackTime);


        // I-O

            //- Read
            static void readFields(Cloud<wallBoundedStreamLineParticle>&);

            //- Write
            static void writeFields
            (
                const Cloud<wallBoundedStreamLineParticle>&
            );


    // Ostream Operator

        friend Ostream& operator<<
        (
            Ostream&,
            const wallBoundedStreamLineParticle&
        );
};


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

} // End namespace Foam

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

#endif

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