sampledThresholdCellFacesTemplates.C

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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2018 OpenCFD Ltd.
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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.
 
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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
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#include "sampledThresholdCellFaces.H"
 
#include "thresholdCellFaces.H"
#include "volFieldsFwd.H"
#include "pointFields.H"
#include "volPointInterpolation.H"
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::sampledThresholdCellFaces::sampleOnFaces
(
    const interpolation<Type>& sampler
) const
{
    updateGeometry(); // Recreate geometry if time has changed
 
    const labelList& elements = meshCells_;
 
    const label len = faces().size();
 
    auto tvalues = tmp<Field<Type>>::New(len);
    auto& values = tvalues.ref();
 
    const faceList& fcs = faces();
    const pointField& pts = points();
 
    for (label i=0; i < len; ++i)
    {
        const label celli = elements[i];
        const point pt = fcs[i].centre(pts);
 
        values[i] = sampler.interpolate(pt, celli);
    }
 
    return tvalues;
}
 
 
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::sampledThresholdCellFaces::sampleOnPoints
(
    const interpolation<Type>& interpolator
) const
{
    updateGeometry(); // Recreate geometry if time has changed
 
    const labelList& elements = meshCells_;
 
    // One value per point
    auto tvalues = tmp<Field<Type>>::New(points().size(), Zero);
    auto& values = tvalues.ref();
 
    bitSet pointDone(points().size());
 
    const faceList& fcs = faces();
    const pointField& pts = points();
 
    forAll(fcs, i)
    {
        const face& f = fcs[i];
        const label celli = elements[i];
 
        for (const label pointi : f)
        {
            if (pointDone.set(pointi))
            {
                values[pointi] = interpolator.interpolate
                (
                    pts[pointi],
                    celli
                );
            }
        }
    }
 
    return tvalues;
}
 
 
// ************************************************************************* //