vtkPV4FoamVolFields.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2014 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
    vtkPV4Foam
 
\*---------------------------------------------------------------------------*/
 
#ifndef vtkPV4FoamVolFields_H
#define vtkPV4FoamVolFields_H
 
// OpenFOAM includes
#include "emptyFvPatchField.H"
#include "wallPolyPatch.H"
#include "faceSet.H"
#include "volPointInterpolation.H"
#include "zeroGradientFvPatchField.H"
 
#include "vtkPV4FoamFaceField.H"
#include "vtkPV4FoamPatchField.H"
 
#include "vtkOpenFOAMTupleRemap.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type>
void Foam::vtkPV4Foam::convertVolField
(
    const PtrList<PrimitivePatchInterpolation<primitivePatch> >& ppInterpList,
    const GeometricField<Type, fvPatchField, volMesh>& tf,
    const bool interpFields,
    vtkMultiBlockDataSet* output
)
{
    const fvMesh& mesh = tf.mesh();
    const polyBoundaryMesh& patches = mesh.boundaryMesh();
 
    // Interpolated field (demand driven)
    autoPtr<GeometricField<Type, pointPatchField, pointMesh> > ptfPtr;
    if (interpFields)
    {
        if (debug)
        {
            Info<< "convertVolFieldBlock interpolating:" << tf.name()
                << endl;
        }
 
        ptfPtr.reset
        (
            volPointInterpolation::New(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.findPatchID(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(), 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 faceZoneMesh& zMesh = mesh.faceZones();
        const label zoneId = zMesh.findZoneID(zoneName);
 
        if (zoneId < 0)
        {
            continue;
        }
 
        convertFaceField
        (
            tf,
            output,
            arrayRangeFaceZones_,
            datasetNo,
            mesh,
            zMesh[zoneId]
        );
 
        // TODO: points
    }
 
    //
    // 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);
 
        convertFaceField
        (
            tf,
            output,
            arrayRangeFaceSets_,
            datasetNo,
            mesh,
            fSet.toc()
        );
 
        // TODO: points
    }
}
 
 
template<class Type>
void Foam::vtkPV4Foam::convertVolFields
(
    const fvMesh& mesh,
    const PtrList<PrimitivePatchInterpolation<primitivePatch> >& ppInterpList,
    const IOobjectList& objects,
    const bool interpFields,
    vtkMultiBlockDataSet* output
)
{
    forAllConstIter(IOobjectList, objects, iter)
    {
        // restrict to GeometricField<Type, ...>
        if
        (
            iter()->headerClassName()
         != GeometricField<Type, fvPatchField, volMesh>::typeName
        )
        {
            continue;
        }
 
        // Load field
        GeometricField<Type, fvPatchField, volMesh> tf
        (
            *iter(),
            mesh
        );
 
        // Convert
        convertVolField(ppInterpList, tf, interpFields, output);
    }
}
 
 
template<class Type>
void Foam::vtkPV4Foam::convertDimFields
(
    const fvMesh& mesh,
    const PtrList<PrimitivePatchInterpolation<primitivePatch> >& ppInterpList,
    const IOobjectList& objects,
    const bool interpFields,
    vtkMultiBlockDataSet* output
)
{
    forAllConstIter(IOobjectList, objects, iter)
    {
        // restrict to DimensionedField<Type, ...>
        if
        (
            iter()->headerClassName()
         != DimensionedField<Type, volMesh>::typeName
        )
        {
            continue;
        }
 
        // Load field
        DimensionedField<Type, volMesh> dimFld(*iter(), mesh);
 
 
        // Construct volField with zero-gradient patch fields
 
        IOobject io(dimFld);
        io.readOpt() = IOobject::NO_READ;
 
        PtrList<fvPatchField<Type> > patchFields(mesh.boundary().size());
        forAll(patchFields, patchI)
        {
            patchFields.set
            (
                patchI,
                fvPatchField<Type>::New
                (
                    zeroGradientFvPatchField<scalar>::typeName,
                    mesh.boundary()[patchI],
                    dimFld
                )
            );
        }
 
        GeometricField<Type, fvPatchField, volMesh> volFld
        (
            io,
            dimFld.mesh(),
            dimFld.dimensions(),
            dimFld,
            patchFields
        );
        volFld.correctBoundaryConditions();
 
        convertVolField(ppInterpList, volFld, interpFields, output);
    }
}
 
 
template<class Type>
void Foam::vtkPV4Foam::convertVolFieldBlock
(
    const GeometricField<Type, fvPatchField, volMesh>& tf,
    autoPtr<GeometricField<Type, pointPatchField, pointMesh> >& 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])
        {
            convertVolField
            (
                tf,
                output,
                range,
                datasetNo,
                decompLst[datasetNo]
            );
 
            if (ptfPtr.valid())
            {
                convertPointField
                (
                    ptfPtr(),
                    tf,
                    output,
                    range,
                    datasetNo,
                    decompLst[datasetNo]
                );
            }
        }
    }
}
 
 
template<class Type>
void Foam::vtkPV4Foam::convertVolField
(
    const GeometricField<Type, fvPatchField, volMesh>& 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)
    {
        Info<< "convert volField: "
            << 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
 
// ************************************************************************* //