sampledInterface.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2020 DLR
-------------------------------------------------------------------------------
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.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    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/>.
 
\*---------------------------------------------------------------------------*/
 
#include "sampledInterface.H"
#include "dictionary.H"
#include "volFields.H"
#include "volPointInterpolation.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(sampledInterface, 0);
    addNamedToRunTimeSelectionTable
    (
        sampledSurface,
        sampledInterface,
        word,
        interface
    );
}
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
 
bool Foam::sampledInterface::updateGeometry() const
{
    const fvMesh& fvm = static_cast<const fvMesh&>(mesh());
 
    // No update needed
    if (fvm.time().timeIndex() == prevTimeIndex_)
    {
        return false;
    }
 
    prevTimeIndex_ = fvm.time().timeIndex();
 
    // Not really being used...
 
    // Get sub-mesh if any
    if
    (
        !subMeshPtr_
     && (-1 != mesh().cellZones().findIndex(zoneNames_))
    )
    {
        const label exposedPatchi =
            mesh().boundaryMesh().findPatchID(exposedPatchName_);
 
        bitSet cellsToSelect(mesh().cellZones().selection(zoneNames_));
 
        DebugInfo
            << "Allocating subset of size "
            << cellsToSelect.count()
            << " with exposed faces into patch "
            << exposedPatchi << endl;
 
        subMeshPtr_.reset
        (
            new fvMeshSubset(fvm, cellsToSelect, exposedPatchi)
        );
    }
 
 
    // Clear any stored topo
    surfPtr_.clear();
 
    // Clear derived data
    clearGeom();
 
    surfPtr_.reset
    (
        new reconstructionSchemes::interface
        (
            fvm.lookupObjectRef<reconstructionSchemes>
            (
                "reconstructionScheme"
            ).surface()
        )
    );
 
    return true;
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::sampledInterface::sampledInterface
(
    const word& name,
    const polyMesh& mesh,
    const dictionary& dict
)
:
    sampledSurface(name, mesh, dict),
    zoneNames_(),
    exposedPatchName_(),
    surfPtr_(nullptr),
    prevTimeIndex_(-1),
    subMeshPtr_(nullptr)
{
    if (!dict.readIfPresent("zones", zoneNames_) && dict.found("zone"))
    {
        zoneNames_.resize(1);
        dict.readEntry("zone", zoneNames_.first());
    }
 
    if (-1 != mesh.cellZones().findIndex(zoneNames_))
    {
        dict.readIfPresent("exposedPatchName", exposedPatchName_);
 
        DebugInfo
            << "Restricting to cellZone " << flatOutput(zoneNames_)
            << " with exposed internal faces into patch "
            << mesh.boundaryMesh().findPatchID(exposedPatchName_) << endl;
    }
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
bool Foam::sampledInterface::needsUpdate() const
{
    const fvMesh& fvm = static_cast<const fvMesh&>(mesh());
 
    return fvm.time().timeIndex() != prevTimeIndex_;
}
 
 
bool Foam::sampledInterface::expire()
{
    surfPtr_.clear();
    subMeshPtr_.clear();
 
    // Clear derived data
    clearGeom();
 
    // Already marked as expired
    if (prevTimeIndex_ == -1)
    {
        return false;
    }
 
    // Force update
    prevTimeIndex_ = -1;
    return true;
}
 
 
bool Foam::sampledInterface::update()
{
    return updateGeometry();
}
 
 
Foam::tmp<Foam::scalarField> Foam::sampledInterface::sample
(
    const interpolation<scalar>& sampler
) const
{
    return sampleOnFaces(sampler);
}
 
 
Foam::tmp<Foam::vectorField> Foam::sampledInterface::sample
(
    const interpolation<vector>& sampler
) const
{
    return sampleOnFaces(sampler);
}
 
 
Foam::tmp<Foam::sphericalTensorField> Foam::sampledInterface::sample
(
    const interpolation<sphericalTensor>& sampler
) const
{
    return sampleOnFaces(sampler);
}
 
 
Foam::tmp<Foam::symmTensorField> Foam::sampledInterface::sample
(
    const interpolation<symmTensor>& sampler
) const
{
    return sampleOnFaces(sampler);
}
 
 
Foam::tmp<Foam::tensorField> Foam::sampledInterface::sample
(
    const interpolation<tensor>& sampler
) const
{
    return sampleOnFaces(sampler);
}
 
 
Foam::tmp<Foam::scalarField> Foam::sampledInterface::interpolate
(
    const interpolation<scalar>& interpolator
) const
{
    return sampleOnPoints(interpolator);
}
 
 
Foam::tmp<Foam::vectorField> Foam::sampledInterface::interpolate
(
    const interpolation<vector>& interpolator
) const
{
    return sampleOnPoints(interpolator);
}
 
Foam::tmp<Foam::sphericalTensorField> Foam::sampledInterface::interpolate
(
    const interpolation<sphericalTensor>& interpolator
) const
{
    return sampleOnPoints(interpolator);
}
 
 
Foam::tmp<Foam::symmTensorField> Foam::sampledInterface::interpolate
(
    const interpolation<symmTensor>& interpolator
) const
{
    return sampleOnPoints(interpolator);
}
 
 
Foam::tmp<Foam::tensorField> Foam::sampledInterface::interpolate
(
    const interpolation<tensor>& interpolator
) const
{
    return sampleOnPoints(interpolator);
}
 
 
void Foam::sampledInterface::print(Ostream& os, int level) const
{
    os  << "sampledInterface: " << name();
}
 
 
// ************************************************************************* //