directionalWallPointDataI.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
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    for more details.
 
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
// Update this with w2 if w2 nearer to pt.
template<class Type>
template<class TrackingData>
inline bool directionalWallPointData<Type>::update
(
    const point& pt,
    const directionalWallPointData<Type>& w2,
    const scalar tol,
    TrackingData& n
)
{
    vector d(pt - w2.origin());
    // Knock out component in direction of n
    d -= n*(d&n);
    scalar dist2 = magSqr(d);
 
    if (this->valid(n))
    {
        vector d(pt - this->origin());
        // Knock out component in direction of n
        d -= n*(d&n);
        scalar currentDistSqr(magSqr(d));
 
        scalar diff = currentDistSqr - dist2;
 
        if (diff < 0)
        {
            // already nearer to pt
            return false;
        }
 
        if
        (
            (diff < SMALL)
         || ((currentDistSqr > SMALL) && (diff/currentDistSqr < tol))
        )
        {
            // don't propagate small changes
            return false;
        }
    }
 
    // Either *this is not yet valid or w2 is closer
    {
        // current not yet set so use any value
        this->distSqr() = magSqr(pt - w2.origin());
        this->origin() = w2.origin();
        this->data() = w2.data();
 
        return true;
    }
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
// Null constructor
template<class Type>
inline directionalWallPointData<Type>::directionalWallPointData()
:
    wallPointData<Type>()
{}
 
 
// Construct from components
template<class Type>
inline directionalWallPointData<Type>::directionalWallPointData
(
    const point& origin,
    const Type& data,
    const scalar distSqr
)
:
    wallPointData<Type>(origin, data, distSqr)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
// Update this with w2 if w2 nearer to pt.
template<class Type>
template<class TrackingData>
inline bool directionalWallPointData<Type>::updateCell
(
    const polyMesh& mesh,
    const label thisCelli,
    const label,
    const directionalWallPointData<Type>& neighbourWallInfo,
    const scalar tol,
    TrackingData& td
)
{
    const vectorField& cellCentres = mesh.primitiveMesh::cellCentres();
 
    return update
    (
        cellCentres[thisCelli],
        neighbourWallInfo,
        tol,
        td
    );
}
 
 
// Update this with w2 if w2 nearer to pt.
template<class Type>
template<class TrackingData>
inline bool directionalWallPointData<Type>::updateFace
(
    const polyMesh& mesh,
    const label thisFacei,
    const label,
    const directionalWallPointData<Type>& neighbourWallInfo,
    const scalar tol,
    TrackingData& td
)
{
    const vectorField& faceCentres = mesh.faceCentres();
 
    return update
    (
        faceCentres[thisFacei],
        neighbourWallInfo,
        tol,
        td
    );
}
 
 
// Update this with w2 if w2 nearer to pt.
template<class Type>
template<class TrackingData>
inline bool directionalWallPointData<Type>::updateFace
(
    const polyMesh& mesh,
    const label thisFacei,
    const directionalWallPointData<Type>& neighbourWallInfo,
    const scalar tol,
    TrackingData& td
)
{
    const vectorField& faceCentres = mesh.faceCentres();
 
    return update
    (
        faceCentres[thisFacei],
        neighbourWallInfo,
        tol,
        td
    );
}
 
 
// ************************************************************************* //
 
} // End namespace Foam
 
// ************************************************************************* //