116 lines
2.9 KiB
C
116 lines
2.9 KiB
C
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright held by original author
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Description
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\*---------------------------------------------------------------------------*/
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#include "vtkFoam.H"
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#include "polyPatch.H"
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#include "vtkUnstructuredGrid.h"
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#include "vtkCellArray.h"
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#include "vtkFoamInsertNextPoint.H"
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void Foam::vtkFoam::addPatch
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(
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const polyPatch& p,
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vtkUnstructuredGrid *vtkPatch
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)
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{
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if (debug)
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{
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Info<< "Adding patch " << p.name() << endl;
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}
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SetName(vtkPatch, p.name().c_str());
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if (debug)
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{
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Info<< "converting points" << endl;
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}
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const Foam::pointField& points = p.localPoints();
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// Convert Foam mesh vertices to VTK
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vtkPoints *vtkpoints = vtkPoints::New();
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vtkpoints->Allocate(points.size());
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forAll(points, i)
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{
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vtkFoamInsertNextPoint(vtkpoints, points[i]);
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}
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if (debug)
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{
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Info<< "converting faces" << endl;
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}
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const faceList& faces = p.localFaces();
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vtkPatch->Allocate(faces.size());
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forAll(faces, facei)
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{
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const face& f = faces[facei];
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if (f.size() == 3)
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{
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vtkPatch->InsertNextCell
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(
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VTK_TRIANGLE,
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3,
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const_cast<int*>(f.begin())
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);
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}
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else if (f.size() == 4)
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{
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vtkPatch->InsertNextCell
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(
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VTK_QUAD,
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4,
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const_cast<int*>(f.begin())
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);
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}
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else
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{
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vtkPatch->InsertNextCell
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(
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VTK_POLYGON,
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f.size(),
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const_cast<int*>(f.begin())
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);
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}
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}
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vtkPatch->SetPoints(vtkpoints);
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vtkpoints->Delete();
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}
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// ************************************************************************* //
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