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foam-extend4.1-coherent-io/tutorials/immersedBoundary/sphereInChannel/refineSphereMesh/refineSphereMesh.C
2016-06-21 15:04:12 +02:00

169 lines
4.1 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | foam-extend: Open Source CFD
\\ / O peration | Version: 4.0
\\ / A nd | Web: http://www.foam-extend.org
\\/ M anipulation | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
This file is part of foam-extend.
foam-extend 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 3 of the License, or (at your
option) any later version.
foam-extend 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
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);
}
// ************************************************************************* //