155 lines
4 KiB
C
155 lines
4 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration |
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\\ / A nd | For copyright notice see file Copyright
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\\/ M anipulation |
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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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Application
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datToFoam
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Description
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Reads in a datToFoam mesh file and outputs a points file. Used in
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conjunction with blockMesh.
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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "Time.H"
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#include "IFstream.H"
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#include "OFstream.H"
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#include "meshTools.H"
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#include "polyMesh.H"
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#include "wallPolyPatch.H"
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#include "symmetryPolyPatch.H"
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#include "preservePatchTypes.H"
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#include "cellShape.H"
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#include "cellModeller.H"
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#include "mergePoints.H"
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#include "mathematicalConstants.H"
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using namespace Foam;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// Main program:
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int main(int argc, char *argv[])
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{
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argList::noParallel();
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argList::validArgs.append("dat file");
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argList args(argc, argv);
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if (!args.check())
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{
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FatalError.exit();
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}
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# include "createTime.H"
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std::ifstream plot3dFile(args.args()[1].c_str());
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string line;
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std::getline(plot3dFile, line);
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std::getline(plot3dFile, line);
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IStringStream Istring(line);
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word block;
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string zoneName;
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token punctuation;
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label iPoints;
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label jPoints;
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Istring >> block;
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Istring >> block;
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Istring >> zoneName;
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Istring >> punctuation;
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Istring >> block;
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Istring >> iPoints;
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Istring >> block;
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Istring >> jPoints;
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Info<< "Number of vertices in i direction = " << iPoints << endl
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<< "Number of vertices in j direction = " << jPoints << endl;
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// We ignore the first layer of points in i and j the biconic meshes
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label nPointsij = (iPoints - 1)*(jPoints - 1);
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pointField points(nPointsij, vector::zero);
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for (direction comp = 0; comp < 2; comp++)
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{
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label p(0);
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for (label j = 0; j < jPoints; j++)
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{
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for (label i = 0; i < iPoints; i++)
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{
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double coord;
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plot3dFile >> coord;
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// if statement ignores the first layer in i and j
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if(i>0 && j>0)
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{
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points[p++][comp] = coord;
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}
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}
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}
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}
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// correct error in biconic meshes
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forAll(points, i)
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{
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if(points[i][1] < 1e-07)
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{
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points[i][1] = 0.0;
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}
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}
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pointField pointsWedge(nPointsij*2, vector::zero);
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fileName pointsFile(runTime.constantPath()/"points.tmp");
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OFstream pFile(pointsFile);
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scalar a(0.1*mathematicalConstant::pi/180.0);
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tensor rotateZ =
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tensor
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(
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1.0, 0.0, 0.0,
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0.0, 1.0, 0.0,
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0.0, -::sin(a), ::cos(a)
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);
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forAll(points, i)
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{
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pointsWedge[i] = (rotateZ & points[i]);
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pointsWedge[i+nPointsij] = cmptMultiply(vector(1.0, 1.0, -1.0), pointsWedge[i]);
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}
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Info << "Writing points to: " << nl
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<< " " << pointsFile << endl;
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pFile << pointsWedge;
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Info << "End" << endl;
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return 0;
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}
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// ************************************************************************* //
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