vtkPVFoamVolFields.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2011-2024 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.
 
    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/>.
 
InClass
    vtkPVFoam
 
\*---------------------------------------------------------------------------*/
 
#ifndef vtkPVFoamVolFields_H
#define vtkPVFoamVolFields_H
 
// OpenFOAM includes
#include "emptyFvPatchField.H"
#include "wallPolyPatch.H"
#include "faceSet.H"
#include "volPointInterpolation.H"
 
#include "vtkPVFoamSurfaceField.H"
#include "vtkPVFoamPatchField.H"
#include "vtkOpenFOAMTupleRemap.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type>
void Foam::vtkPVFoam::convertVolFields
(
    const fvMesh& mesh,
    const PtrList<PrimitivePatchInterpolation<primitivePatch>>& ppInterpList,
    const IOobjectList& objects,
    const bool interpFields,
    vtkMultiBlockDataSet* output
)
{
    const polyBoundaryMesh& patches = mesh.boundaryMesh();
 
    forAllConstIter(IOobjectList, objects, iter)
    {
        // Restrict to GeometricField<Type, ...>
        if
        (
            iter()->headerClassName()
         != VolField<Type>::typeName
        )
        {
            continue;
        }
 
        // Load field
        VolField<Type> tf
        (
            *iter(),
            mesh
        );
 
        // Interpolated field (demand driven)
        autoPtr<PointField<Type>> ptfPtr;
        if (interpFields)
        {
            if (debug)
            {
                InfoInFunction<< "interpolating:" << tf.name() << endl;
            }
 
            ptfPtr.reset
            (
                volPointInterpolation::New(tf.mesh()).interpolate(tf).ptr()
            );
        }
 
 
        // Convert activated internalMesh regions
        convertVolFieldBlock
        (
            tf,
            ptfPtr,
            output,
            arrayRangeVolume_,
            regionPolyDecomp_
        );
 
        // Convert activated cellZones
        convertVolFieldBlock
        (
            tf,
            ptfPtr,
            output,
            arrayRangeCellZones_,
            zonePolyDecomp_
        );
 
        // Convert activated cellSets
        convertVolFieldBlock
        (
            tf,
            ptfPtr,
            output,
            arrayRangeCellSets_,
            csetPolyDecomp_
        );
 
 
        // Convert patches - if activated
        for
        (
            int partId = arrayRangePatches_.start();
            partId < arrayRangePatches_.end();
            ++partId
        )
        {
            const word patchName = getPartName(partId);
            const label datasetNo = partDataset_[partId];
            const label patchId = patches.findIndex(patchName);
 
            if (!partStatus_[partId] || datasetNo < 0 || patchId < 0)
            {
                continue;
            }
 
            const fvPatchField<Type>& ptf = tf.boundaryField()[patchId];
 
            if
            (
                isType<emptyFvPatchField<Type>>(ptf)
             ||
                (
                    reader_->GetExtrapolatePatches()
                && !polyPatch::constraintType(patches[patchId].type())
                )
            )
            {
                fvPatch p(ptf.patch().patch(), tf.mesh().boundary());
 
                tmp<Field<Type>> tpptf
                (
                    fvPatchField<Type>(p, tf).patchInternalField()
                );
 
                convertPatchField
                (
                    tf.name(),
                    tpptf(),
                    output,
                    arrayRangePatches_,
                    datasetNo
                );
 
                if (interpFields)
                {
                    convertPatchPointField
                    (
                        tf.name(),
                        ppInterpList[patchId].faceToPointInterpolate(tpptf)(),
                        output,
                        arrayRangePatches_,
                        datasetNo
                    );
                }
            }
            else
            {
                convertPatchField
                (
                    tf.name(),
                    ptf,
                    output,
                    arrayRangePatches_,
                    datasetNo
                );
 
                if (interpFields)
                {
                    convertPatchPointField
                    (
                        tf.name(),
                        ppInterpList[patchId].faceToPointInterpolate(ptf)(),
                        output,
                        arrayRangePatches_,
                        datasetNo
                    );
                }
            }
        }
 
        // Convert face zones - if activated
        for
        (
            int partId = arrayRangeFaceZones_.start();
            partId < arrayRangeFaceZones_.end();
            ++partId
        )
        {
            const word zoneName = getPartName(partId);
            const label datasetNo = partDataset_[partId];
 
            if (!partStatus_[partId] || datasetNo < 0)
            {
                continue;
            }
 
            const faceZoneList& zMesh = mesh.faceZones();
            const label zoneId = zMesh.findIndex(zoneName);
 
            if (zoneId < 0)
            {
                continue;
            }
 
            convertSurfaceField
            (
                tf,
                output,
                arrayRangeFaceZones_,
                datasetNo,
                mesh,
                zMesh[zoneId]
            );
        }
 
        // Convert face sets - if activated
        for
        (
            int partId = arrayRangeFaceSets_.start();
            partId < arrayRangeFaceSets_.end();
            ++partId
        )
        {
            const word selectName = getPartName(partId);
            const label datasetNo = partDataset_[partId];
 
            if (!partStatus_[partId] || datasetNo < 0)
            {
                continue;
            }
 
            const faceSet fSet(mesh, selectName);
 
            convertSurfaceField
            (
                tf,
                output,
                arrayRangeFaceSets_,
                datasetNo,
                mesh,
                fSet.toc()
            );
        }
    }
}
 
 
template<class Type>
void Foam::vtkPVFoam::convertVolInternalFields
(
    const fvMesh& mesh,
    const IOobjectList& objects,
    vtkMultiBlockDataSet* output
)
{
    forAllConstIter(IOobjectList, objects, iter)
    {
        // Restrict to GeometricField<Type, ...>::Internal
        if
        (
            iter()->headerClassName()
         != VolInternalField<Type>::typeName
        )
        {
            continue;
        }
 
        // Load field
        VolInternalField<Type> tf
        (
            *iter(),
            mesh
        );
 
        // Convert activated internalMesh regions
        convertVolInternalFieldBlock<Type>
        (
            tf,
            output,
            arrayRangeVolume_,
            regionPolyDecomp_
        );
 
        // Convert activated cellZones
        convertVolInternalFieldBlock<Type>
        (
            tf,
            output,
            arrayRangeCellZones_,
            zonePolyDecomp_
        );
 
        // Convert activated cellSets
        convertVolInternalFieldBlock<Type>
        (
            tf,
            output,
            arrayRangeCellSets_,
            csetPolyDecomp_
        );
    }
}
 
 
template<class Type>
void Foam::vtkPVFoam::convertVolFieldBlock
(
    const VolField<Type>& tf,
    autoPtr<PointField<Type>>& ptfPtr,
    vtkMultiBlockDataSet* output,
    const arrayRange& range,
    const List<polyDecomp>& decompLst
)
{
    for (int partId = range.start(); partId < range.end(); ++partId)
    {
        const label datasetNo = partDataset_[partId];
 
        if (datasetNo >= 0 && partStatus_[partId])
        {
            convertVolInternalField<Type>
            (
                tf,
                output,
                range,
                datasetNo,
                decompLst[datasetNo]
            );
 
            if (ptfPtr.valid())
            {
                convertPointField
                (
                    ptfPtr(),
                    tf,
                    output,
                    range,
                    datasetNo,
                    decompLst[datasetNo]
                );
            }
        }
    }
}
 
 
template<class Type>
void Foam::vtkPVFoam::convertVolInternalFieldBlock
(
    const VolInternalField<Type>& tf,
    vtkMultiBlockDataSet* output,
    const arrayRange& range,
    const List<polyDecomp>& decompLst
)
{
    for (int partId = range.start(); partId < range.end(); ++partId)
    {
        const label datasetNo = partDataset_[partId];
 
        if (datasetNo >= 0 && partStatus_[partId])
        {
            convertVolInternalField<Type>
            (
                tf,
                output,
                range,
                datasetNo,
                decompLst[datasetNo]
            );
        }
    }
}
 
 
template<class Type>
void Foam::vtkPVFoam::convertVolInternalField
(
    const VolInternalField<Type>& tf,
    vtkMultiBlockDataSet* output,
    const arrayRange& range,
    const label datasetNo,
    const polyDecomp& decompInfo
)
{
    const label nComp = pTraits<Type>::nComponents;
    const labelList& superCells = decompInfo.superCells();
 
    vtkFloatArray* celldata = vtkFloatArray::New();
    celldata->SetNumberOfTuples(superCells.size());
    celldata->SetNumberOfComponents(nComp);
    celldata->Allocate(nComp*superCells.size());
    celldata->SetName(tf.name().c_str());
 
    if (debug)
    {
        InfoInFunction
            << "converting volField::Internal: " << tf.name()
            << " size = " << tf.size()
            << " nComp=" << nComp
            << " nTuples = " << superCells.size() <<  endl;
    }
 
    float vec[nComp];
    forAll(superCells, i)
    {
        const Type& t = tf[superCells[i]];
        for (direction d=0; d<nComp; ++d)
        {
            vec[d] = component(t, d);
        }
        vtkOpenFOAMTupleRemap<Type>(vec);
 
        celldata->InsertTuple(i, vec);
    }
 
    vtkUnstructuredGrid::SafeDownCast
    (
        GetDataSetFromBlock(output, range, datasetNo)
    )   ->GetCellData()
        ->AddArray(celldata);
 
    celldata->Delete();
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //