111 lines
3.1 KiB
C
111 lines
3.1 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 3.2
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Description
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\*---------------------------------------------------------------------------*/
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#include "vtkPV4Foam.H"
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// Foam includes
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#include "Cloud.H"
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#include "fvMesh.H"
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#include "IOobjectList.H"
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#include "passiveParticle.H"
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#include "vtkPV4FoamPoints.H"
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// VTK includes
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#include "vtkCellArray.h"
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#include "vtkPoints.h"
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#include "vtkPolyData.h"
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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vtkPolyData* Foam::vtkPV4Foam::lagrangianVTKMesh
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(
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const fvMesh& mesh,
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const word& cloudName
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)
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{
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vtkPolyData* vtkmesh = NULL;
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if (debug)
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{
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Info<< "<beg> Foam::vtkPV4Foam::lagrangianVTKMesh - timePath "
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<< mesh.time().timePath()/cloud::prefix/cloudName << endl;
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printMemory();
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}
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// the region name is already in the mesh db
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IOobjectList sprayObjs
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(
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mesh,
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mesh.time().timeName(),
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cloud::prefix/cloudName
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);
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IOobject* positionsPtr = sprayObjs.lookup("positions");
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if (positionsPtr)
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{
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Cloud<passiveParticle> parcels(mesh, cloudName, false);
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if (debug)
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{
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Info<< "cloud with " << parcels.size() << " parcels" << endl;
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}
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vtkmesh = vtkPolyData::New();
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vtkPoints* vtkpoints = vtkPoints::New();
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vtkCellArray* vtkcells = vtkCellArray::New();
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vtkpoints->Allocate( parcels.size() );
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vtkcells->Allocate( parcels.size() );
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vtkIdType particleId = 0;
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forAllConstIter(Cloud<passiveParticle>, parcels, iter)
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{
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vtkPV4FoamInsertNextPoint(vtkpoints, iter().position());
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vtkcells->InsertNextCell(1, &particleId);
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particleId++;
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}
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vtkmesh->SetPoints(vtkpoints);
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vtkpoints->Delete();
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vtkmesh->SetVerts(vtkcells);
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vtkcells->Delete();
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}
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if (debug)
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{
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Info<< "<end> Foam::vtkPV4Foam::lagrangianVTKMesh" << endl;
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printMemory();
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}
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return vtkmesh;
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}
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// ************************************************************************* //
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