wallPointDataI.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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.
 
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    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/>.
 
\*---------------------------------------------------------------------------*/
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
// Update this with w2 if w2 nearer to pt.
template<class Type>
template<class TrackingData>
inline bool wallPointData<Type>::update
(
    const point& pt,
    const wallPointData<Type>& w2,
    const scalar tol,
    TrackingData& td
)
{
    scalar dist2 = magSqr(pt - w2.origin());
 
    if (valid(td))
    {
        scalar diff = distSqr() - dist2;
 
        if (diff < 0)
        {
            // already nearer to pt
            return false;
        }
 
        if ((diff < SMALL) || ((distSqr() > SMALL) && (diff/distSqr() < 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
        distSqr() = dist2;
        origin() = w2.origin();
        data_ = w2.data();
 
        return true;
    }
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
// Null constructor
template<class Type>
inline wallPointData<Type>::wallPointData()
:
    wallPoint(),
    data_()
{}
 
 
// Construct from components
template<class Type>
inline wallPointData<Type>::wallPointData
(
    const point& origin,
    const Type& data,
    const scalar distSqr
)
:
    wallPoint(origin, distSqr),
    data_(data)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class Type>
inline const Type& wallPointData<Type>::data() const
{
    return data_;
}
 
 
template<class Type>
inline Type& wallPointData<Type>::data()
{
    return data_;
}
 
 
// Update this with w2 if w2 nearer to pt.
template<class Type>
template<class TrackingData>
inline bool wallPointData<Type>::updateCell
(
    const polyMesh& mesh,
    const label thisCellI,
    const label,
    const wallPointData<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 wallPointData<Type>::updateFace
(
    const polyMesh& mesh,
    const label thisFaceI,
    const label,
    const wallPointData<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 wallPointData<Type>::updateFace
(
    const polyMesh& mesh,
    const label thisFaceI,
    const wallPointData<Type>& neighbourWallInfo,
    const scalar tol,
    TrackingData& td
)
{
    const vectorField& faceCentres = mesh.faceCentres();
 
    return update
    (
        faceCentres[thisFaceI],
        neighbourWallInfo,
        tol,
        td
    );
}
 
 
// ************************************************************************* //
 
} // End namespace Foam
 
// ************************************************************************* //