93357284db
This improves paraview's handling of VTK files which only contain points. It means the points are visible without glyph-ing, and provides the necessary input for some filters to operate correctly.
110 lines
3.2 KiB
C++
110 lines
3.2 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2011-2020 OpenFOAM Foundation
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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
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the Free Software Foundation, either version 3 of the License, or
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(at your 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, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "writePointSet.H"
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#include "OFstream.H"
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#include "vtkWriteOps.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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void Foam::vtkWriteOps::writePointSet
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(
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const bool binary,
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const primitiveMesh& mesh,
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const topoSet& set,
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const fileName& fileName
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)
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{
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std::ofstream pStream(fileName.c_str());
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pStream
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<< "# vtk DataFile Version 2.0" << std::endl
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<< set.name() << std::endl;
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if (binary)
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{
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pStream << "BINARY" << std::endl;
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}
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else
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{
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pStream << "ASCII" << std::endl;
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}
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pStream << "DATASET POLYDATA" << std::endl;
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//------------------------------------------------------------------
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//
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// Write topology
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//
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//------------------------------------------------------------------
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labelList pointLabels(set.toc());
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pointField setPoints(mesh.points(), pointLabels);
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// Write points
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pStream << "POINTS " << pointLabels.size() << " float" << std::endl;
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DynamicList<floatScalar> ptField(3*pointLabels.size());
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vtkWriteOps::insert(setPoints, ptField);
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vtkWriteOps::write(pStream, binary, ptField);
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// Write vertices
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pStream << "VERTICES " << pointLabels.size() << ' '
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<< 2*pointLabels.size() << std::endl;
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DynamicList<label> vertexPoints(2*pointLabels.size());
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forAll(pointLabels, pointi)
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{
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vertexPoints.append(1);
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vertexPoints.append(pointi);
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}
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vtkWriteOps::write(pStream, binary, vertexPoints);
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//-----------------------------------------------------------------
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//
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// Write data
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//
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//-----------------------------------------------------------------
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// Write pointID
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pStream
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<< "POINT_DATA " << pointLabels.size() << std::endl
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<< "FIELD attributes 1" << std::endl;
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// Cell ids first
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pStream << "pointID 1 " << pointLabels.size() << " int" << std::endl;
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vtkWriteOps::write(pStream, binary, pointLabels);
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}
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// ************************************************************************* //
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