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foam-extend4.1-coherent-io/tutorials/immersedBoundary/sphereInChannel/refineSphereMesh/refineSphereMesh.C

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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
Application
refineSphereMesh
Description
Variant of refineImmersedBoundaryMesh for the sphereInChannel case,
refining based on distance to centre multiple times
\*---------------------------------------------------------------------------*/
#include "fvCFD.H"
#include "refineImmersedBoundaryMesh.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
# include "setRootCase.H"
# include "createTime.H"
# include "createMesh.H"
// 1
{
labelHashSet refCellSet;
const vectorField& C = mesh.cellCentres();
scalar dist = 4;
forAll(C, cellI)
{
if (C[cellI].x() >= -dist)
{
if
(
(mag(C[cellI].y()) <= dist)
&& (mag(C[cellI].z()) <= dist)
)
{
refCellSet.insert(cellI);
}
}
}
labelList refCells(refCellSet.toc());
refineImmersedBoundaryMesh rib(mesh);
rib.refineMesh(refCells);
}
// 2
{
labelHashSet refCellSet;
const vectorField& C = mesh.cellCentres();
scalar dist = 3;
forAll(C, cellI)
{
if (C[cellI].x() >= -dist)
{
if
(
(mag(C[cellI].y()) <= dist)
&& (mag(C[cellI].z()) <= dist)
)
{
refCellSet.insert(cellI);
}
}
}
labelList refCells(refCellSet.toc());
refineImmersedBoundaryMesh rib(mesh);
rib.refineMesh(refCells);
}
// 3
{
labelHashSet refCellSet;
const vectorField& C = mesh.cellCentres();
scalar dist = 2.5;
forAll(C, cellI)
{
if (C[cellI].x() >= -dist)
{
if
(
(mag(C[cellI].y()) <= dist)
&& (mag(C[cellI].z()) <= dist)
)
{
refCellSet.insert(cellI);
}
}
}
labelList refCells(refCellSet.toc());
refineImmersedBoundaryMesh rib(mesh);
rib.refineMesh(refCells);
}
// 4
{
labelHashSet refCellSet;
const vectorField& C = mesh.cellCentres();
scalar dist = 1.5;
forAll(C, cellI)
{
if (C[cellI].x() >= -dist)
{
if
(
(mag(C[cellI].y()) <= dist)
&& (mag(C[cellI].z()) <= dist)
)
{
refCellSet.insert(cellI);
}
}
}
labelList refCells(refCellSet.toc());
refineImmersedBoundaryMesh rib(mesh);
rib.refineMesh(refCells);
}
mesh.write();
Info<< "End\n" << endl;
return(0);
}
// ************************************************************************* //