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foam-extend4.1-coherent-io/applications/utilities/mesh/manipulation/attachMesh/attachPolyTopoChanger.C
2010-09-22 19:13:13 +01:00

130 lines
3.5 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
\*---------------------------------------------------------------------------*/
#include "attachPolyTopoChanger.H"
#include "polyMesh.H"
#include "polyTopoChange.H"
#include "mapPolyMesh.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::attachPolyTopoChanger::attachPolyTopoChanger
(
const IOobject& io,
polyMesh& mesh
)
:
polyTopoChanger(io, mesh)
{}
Foam::attachPolyTopoChanger::attachPolyTopoChanger
(
polyMesh& mesh
)
:
polyTopoChanger(mesh)
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
//- Attach mesh
void Foam::attachPolyTopoChanger::attach(const bool removeEmptyPatches)
{
if (debug)
{
Pout<< "void attachPolyTopoChanger::attach(): "
<< "Attaching mesh" << endl;
}
// Save current file instance
const fileName oldInst = mesh_.facesInstance();
// Execute all polyMeshModifiers
changeMesh();
const pointField p = mesh_.oldPoints();
mesh_.movePoints(p);
if (debug)
{
Pout << "Clearing mesh." << endl;
}
if (removeEmptyPatches)
{
// Re-do the boundary patches, removing the ones with zero size
const polyBoundaryMesh& oldPatches = mesh_.boundaryMesh();
List<polyPatch*> newPatches(oldPatches.size());
label nNewPatches = 0;
forAll (oldPatches, patchI)
{
if (oldPatches[patchI].size())
{
newPatches[nNewPatches] = oldPatches[patchI].clone
(
mesh_.boundaryMesh(),
nNewPatches,
oldPatches[patchI].size(),
oldPatches[patchI].start()
).ptr();
nNewPatches++;
}
else
{
if (debug)
{
Pout<< "Removing zero-sized patch " << patchI
<< " named " << oldPatches[patchI].name() << endl;
}
}
}
newPatches.setSize(nNewPatches);
mesh_.removeBoundary();
mesh_.addPatches(newPatches);
}
// Reset the file instance to overwrite the original mesh
mesh_.setInstance(oldInst);
if (debug)
{
Pout<< "void attachPolyTopoChanger::attach(): "
<< "Finished attaching mesh" << endl;
}
mesh_.checkMesh();
}
// ************************************************************************* //