tetIndicesI.H

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    This file is part of OpenFOAM.
 
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#include "tetIndices.H"
#include "Time.H"
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
inline Foam::label Foam::tetIndices::cell() const
{
    return celli_;
}
 
 
inline Foam::label& Foam::tetIndices::cell()
{
    return celli_;
}
 
 
inline Foam::label Foam::tetIndices::face() const
{
    return facei_;
}
 
 
inline Foam::label& Foam::tetIndices::face()
{
    return facei_;
}
 
 
inline Foam::label Foam::tetIndices::tetPt() const
{
    return tetPti_;
}
 
 
inline Foam::label& Foam::tetIndices::tetPt()
{
    return tetPti_;
}
 
 
inline Foam::triFace Foam::tetIndices::faceTriIs(const polyMesh& mesh) const
{
    const Foam::face& f = mesh.faces()[face()];
 
    label faceBasePtI = mesh.tetBasePtIs()[face()];
 
    if (faceBasePtI < 0)
    {
        static labelHashSet badFaces;
        static label badTimeIndex = -1;
 
        if (badTimeIndex != mesh.time().timeIndex())
        {
            badFaces.clear();
            badTimeIndex = mesh.time().timeIndex();
        }
 
        if (!badFaces[face()])
        {
            WarningInFunction
                << "No base point for face " << face() << ", " << f
                << ", produces a valid tet decomposition." << endl;
 
            badFaces.set(face());
        }
 
        faceBasePtI = 0;
    }
 
    label facePtI = (tetPt() + faceBasePtI) % f.size();
    label faceOtherPtI = f.fcIndex(facePtI);
 
    if (mesh.faceOwner()[face()] != cell())
    {
        Swap(facePtI, faceOtherPtI);
    }
 
    return triFace(f[faceBasePtI], f[facePtI], f[faceOtherPtI]);
}
 
 
inline Foam::tetPointRef Foam::tetIndices::tet
(
    const polyMesh& mesh,
    const pointField& meshPoints,
    const pointField& cellCentres
) const
{
    const triFace tri = faceTriIs(mesh);
 
    return tetPointRef
    (
        cellCentres[cell()],
        meshPoints[tri[0]],
        meshPoints[tri[1]],
        meshPoints[tri[2]]
    );
}
 
 
inline Foam::tetPointRef Foam::tetIndices::tet(const polyMesh& mesh) const
{
    return tet(mesh, mesh.points(), mesh.cellCentres());
}
 
 
inline Foam::triPointRef Foam::tetIndices::faceTri
(
    const polyMesh& mesh,
    const pointField& meshPoints
) const
{
    const triFace tri = faceTriIs(mesh);
 
    return triPointRef
    (
        meshPoints[tri[0]],
        meshPoints[tri[1]],
        meshPoints[tri[2]]
    );
}
 
 
inline Foam::triPointRef Foam::tetIndices::faceTri(const polyMesh& mesh) const
{
    return faceTri(mesh, mesh.points());
}
 
 
// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //
 
inline bool Foam::tetIndices::operator==(const Foam::tetIndices& rhs) const
{
    return
        cell() == rhs.cell()
     && face() == rhs.face()
     && tetPt() == rhs.tetPt();
}
 
 
inline bool Foam::tetIndices::operator!=(const Foam::tetIndices& rhs) const
{
    return !(*this == rhs);
}
 
 
// ************************************************************************* //