openfoam/applications/test/findSphereFeatureEdges-octree/Test-findSphereFeatureEdges-octree.C

126 lines
3.9 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2011-2015 OpenFOAM Foundation
Copyright (C) 2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
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 3 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, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "Time.H"
#include "fvMesh.H"
#include "indexedOctree.H"
#include "treeDataEdge.H"
#include "OFstream.H"
#include "extendedFeatureEdgeMesh.H"
#include "fvCFD.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
#include "setRootCase.H"
#include "createTime.H"
#include "createMesh.H"
fileName sFeatFileName("unit_cube_rotated.extendedFeatureEdgeMesh");
extendedFeatureEdgeMesh efem
(
IOobject
(
sFeatFileName,
runTime.time().constant(),
"extendedFeatureEdgeMesh",
runTime.time(),
IOobject::MUST_READ,
IOobject::NO_WRITE
)
);
// Slightly extended bb. Slightly off-centred just so on symmetric
// geometry there are less face/edge aligned items.
treeBoundBox bb(efem.points());
bb.grow(ROOTVSMALL);
indexedOctree<treeDataEdge> edgeTree
(
treeDataEdge(efem.edges(), efem.points()), // All edges
bb, // bb
8, // maxLevel
10, // leafsize
3.0 // duplicity
);
Info<< "Points: " << efem.points() << nl << endl;
Info<< "Edges: " << efem.edges() << nl << endl;
Info<< "Find edge labels within sphere from point (0, 0, 0):" << endl;
Info<< " Radius = 0 : "
<< edgeTree.findSphere(point(0, 0, 0), 0) << endl;
Info<< " Radius = 1 : "
<< edgeTree.findSphere(point(0, 0, 0), 1) << endl;
Info<< " Radius = root(1.5) : "
<< edgeTree.findSphere(point(0, 0, 0), 1.5) << endl;
Info<< " Radius = root(2) : "
<< edgeTree.findSphere(point(0, 0, 0), 2) << endl;
Info<< " Radius = root(0.5) : "
<< edgeTree.findSphere(point(1, 0, 0), 0.5) << endl;
Info<< " Radius = root(0.25) : "
<< edgeTree.findSphere(point(0, 0, 0.5), 0.25) << endl;
treeBoundBox tbb(point(0,0,0), point(0.1,0.1,0.1));
Info<< " Box = " << tbb << " : "
<< edgeTree.findBox(tbb) << endl;
treeBoundBox tbb1(point(0,0,0), point(1,1,0.1));
Info<< " Box = " << tbb1 << " : "
<< edgeTree.findBox(tbb1) << endl;
treeBoundBox tbb2(point(0.3,0,0), point(1,0.3,1));
Info<< " Box = " << tbb2 << " : "
<< edgeTree.findBox(tbb2) << endl;
treeBoundBox tbb3(point(-0.2,0.5,0), point(0.3,0.9,1));
Info<< " Box = " << tbb3 << " : "
<< edgeTree.findBox(tbb3) << endl;
Info<< "End\n" << endl;
return 0;
}
// ************************************************************************* //