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foam-extend4.1-coherent-io/applications/utilities/mesh/conversion/sammToFoam/readBoundary.C
2013-07-18 10:15:54 +02:00

248 lines
7.4 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright held by original author
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM; if not, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Description
Create intermediate mesh files from SAMM files
\*---------------------------------------------------------------------------*/
#include "sammMesh.H"
#include "Time.H"
#include "wallPolyPatch.H"
#include "cyclicPolyPatch.H"
#include "symmetryPolyPatch.H"
#include "preservePatchTypes.H"
#include "IFstream.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
void sammMesh::readBoundary()
{
label nPatches=0, nFaces=0;
labelList nPatchFaces(1000);
label lineIndex, sammLabel;
label sammRegion, configNumber;
labelList pointLabels(4);
labelList pointLabelsTri(3);
labelList patchLabels(1000, -1);
word patchType;
patchTypes_.setSize(1000);
patchNames_.setSize(1000);
fileName boundaryFileName(casePrefix_ + ".bnd");
{
IFstream boundaryFile(boundaryFileName);
// Collect no. of faces (nFaces),
// no. of patches (nPatches)
// and for each of these patches the number of faces
// (nPatchFaces[patchLabel])
// and a conversion table from Samm regions to (Foam) patchLabels
if (boundaryFile.good())
{
forAll(nPatchFaces, faceLabel)
{
nPatchFaces[faceLabel] = 0;
}
while ((boundaryFile >> lineIndex).good())
{
nFaces++;
// Skip point numbers
for (int i=0; i<4; i++)
{
boundaryFile >> sammLabel;
}
boundaryFile >> sammRegion;
boundaryFile >> configNumber;
boundaryFile >> patchType;
// Build translation table to convert samm patch to foam patch
label patchLabel = patchLabels[sammRegion];
if (patchLabel == -1)
{
patchLabel = nPatches;
patchLabels[sammRegion] = patchLabel;
patchTypes_[patchLabel] = patchType;
patchNames_[patchLabel] = patchType + name(sammRegion);
nPatches++;
Info<< "Samm region " << sammRegion
<< " with type " << patchType
<< " is now Foam patch " << patchLabel << endl;
}
nPatchFaces[patchLabel]++;
}
Info<< nl
<< "Setting size of shapePatchList to " << nPatches
<< nl << endl;
nPatchFaces.setSize(nPatches);
patchTypes_.setSize(nPatches);
patchNames_.setSize(nPatches);
}
else
{
FatalErrorIn("void sammMesh::readBoundary()")
<< "Cannot read file "
<< boundaryFileName
<< abort(FatalError);
}
}
if (nPatches > 0)
{
boundary_.setSize(nPatchFaces.size());
patchTypes_.setSize(nPatchFaces.size());
patchNames_.setSize(nPatchFaces.size());
// size the lists and reset the counters to be used again
forAll(boundary_, patchLabel)
{
boundary_[patchLabel].setSize(nPatchFaces[patchLabel]);
nPatchFaces[patchLabel] = 0;
}
IFstream boundaryFile(boundaryFileName);
for (label faceI=0; faceI<nFaces; faceI++)
{
boundaryFile >> lineIndex;
for (int i = 0; i < 4; i++)
{
boundaryFile >> sammLabel;
// convert Samm label to Foam point label
// through lookup-list starPointLabelLookup_
pointLabels[i] = starPointLabelLookup_[sammLabel];
if (pointLabels[i] < 0)
{
Info<< "Boundary file not consistent with vertex file\n"
<< "Samm vertex number " << sammLabel
<< " does not exist\n";
}
}
boundaryFile >> sammRegion;
label patchLabel = patchLabels[sammRegion];
boundaryFile >> configNumber;
boundaryFile >> patchType;
if // Triangle
(
pointLabels[2] == pointLabels[3]
)
{
//Info<< "Converting collapsed quad into triangle"
// << " for face " << faceI
// << " in Samm boundary " << lineIndex << endl;
pointLabelsTri[0] = pointLabels[0];
pointLabelsTri[1] = pointLabels[1];
pointLabelsTri[2] = pointLabels[2];
boundary_[patchLabel][nPatchFaces[patchLabel]]
= face(pointLabelsTri);
}
else
{
boundary_[patchLabel][nPatchFaces[patchLabel]]
= face(pointLabels);
}
// increment counter of faces in current patch
nPatchFaces[patchLabel]++;
}
forAll(boundary_, patchLabel)
{
word patchType = patchTypes_[patchLabel];
if (patchType == "SYMP")
{
patchTypes_[patchLabel] = symmetryPolyPatch::typeName;
}
else if (patchType == "WALL")
{
patchTypes_[patchLabel] = wallPolyPatch::typeName;
}
else if (patchType == "CYCL")
{
// incorrect. should be cyclicPatch but this
// requires info on connected faces.
patchTypes_[patchLabel] = cyclicPolyPatch::typeName;
}
else
{
patchTypes_[patchLabel] = polyPatch::typeName;
}
Info<< "Foam patch " << patchLabel
<< " is of type " << patchTypes_[patchLabel]
<< " with name " << patchNames_[patchLabel] << endl;
}
}
else
{
FatalErrorIn("sammMesh::readBoundary()")
<< "No boundary faces in file "
<< boundaryFileName
<< endl;
}
patchPhysicalTypes_.setSize(patchTypes_.size());
preservePatchTypes
(
runTime_,
runTime_.constant(),
polyMesh::defaultRegion,
patchNames_,
patchTypes_,
defaultFacesName_,
defaultFacesType_,
patchPhysicalTypes_
);
}
// ************************************************************************* //