applications/test/testPointEdgeWave/testPointEdgeWave.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 1991-2008 OpenCFD Ltd.
   6      \\/     M anipulation  |
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
  11     OpenFOAM is free software; you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by the
  13     Free Software Foundation; either version 2 of the License, or (at your
  14     option) any later version.
  15
  16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
  17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with OpenFOAM; if not, write to the Free Software Foundation,
  23     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  24
  25 Description
  26     Test pointEdgeWave.
  27
  28 \*---------------------------------------------------------------------------*/
  29
  30 #include "argList.H"
  31 #include "Time.H"
  32 #include "polyMesh.H"
  33 #include "pointMesh.H"
  34 #include "OSspecific.H"
  35 #include "IFstream.H"
  36 #include "pointEdgePoint.H"
  37 #include "PointEdgeWave.H"
  38
  39 using namespace Foam;
  40
  41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  42
  43 int main(int argc, char *argv[])
  44 {
  45     argList::validArgs.append("patch");
  46
  47 #   include "setRootCase.H"
  48 #   include "createTime.H"
  49 #   include "createPolyMesh.H"
  50
  51     pointMesh pMesh(mesh);
  52
  53     const polyBoundaryMesh& patches = mesh.boundaryMesh();
  54
  55     // Get name of patch
  56     word patchName(args.additionalArgs()[0]);
  57
  58     // Find the label in patches by name.
  59     label patchI = patches.findPatchID(patchName);
  60
  61     {
  62         // Test whether any processor has patch
  63         label maxPatchI = patchI;
  64
  65         reduce(maxPatchI, maxOp<label>());
  66
  67         if (maxPatchI == -1)
  68         {
  69             FatalErrorIn(args.executable())
  70                 << "Cannot find patch named " << patchName << exit(FatalError);
  71         }
  72     }
  73
  74
  75     // Set initial changed points to all the patch points(if patch present)
  76     List<pointEdgePoint> wallInfo;
  77     labelList wallPoints;
  78
  79     if (patchI != -1)
  80     {
  81         // Retrieve the patch now we have its index in patches.
  82         const polyPatch& pp = mesh.boundaryMesh()[patchI];
  83
  84         wallPoints = pp.meshPoints();
  85
  86         wallInfo.setSize(pp.nPoints());
  87
  88         forAll(pp.localPoints(), ppI)
  89         {
  90             wallInfo[ppI] = pointEdgePoint(pp.localPoints()[ppI], 0.0);
  91         }
  92     }
  93
  94     // Current info on points
  95     List<pointEdgePoint> allPointInfo(mesh.nPoints());
  96
  97     // Current info on edges
  98     List<pointEdgePoint> allEdgeInfo(mesh.nEdges());
  99
 100     PointEdgeWave<pointEdgePoint> wallCalc
 101     (
 102         pMesh,
 103         wallPoints,
 104         wallInfo,
 105
 106         allPointInfo,
 107         allEdgeInfo,
 108         mesh.nPoints()  // max iterations
 109     );
 110
 111
 112     pointScalarField psf
 113     (
 114         IOobject
 115         (
 116             "wallDist",
 117             runTime.timeName(),
 118             mesh,
 119             IOobject::NO_READ,
 120             IOobject::AUTO_WRITE
 121         ),
 122         pMesh,
 123         dimensionedScalar("wallDist", dimLength, 0.0)
 124     );
 125
 126     forAll(allPointInfo, pointI)
 127     {
 128         psf[pointI] = Foam::sqrt(allPointInfo[pointI].distSqr());
 129     }
 130
 131     Info<< "Writing wallDist pointScalarField to " << runTime.value()
 132         << endl;
 133
 134     psf.write();
 135
 136     Info << nl << "End" << endl;
 137
 138     return 0;
 139 }
 140
 141
 142 // ************************************************************************* //