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|
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\/ 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 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 "edgeStats.H"
#include "Time.H"
#include "polyMesh.H"
#include "Ostream.H"
#include "twoDPointCorrector.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
const Foam::scalar Foam::edgeStats::edgeTol_ = 1e-3;
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
Foam::direction Foam::edgeStats::getNormalDir
(
const twoDPointCorrector* correct2DPtr
) const
{
direction dir = 3;
if (correct2DPtr)
{
const vector& normal = correct2DPtr->planeNormal();
if (mag(normal & vector(1, 0, 0)) > 1-edgeTol_)
{
dir = 0;
}
else if (mag(normal & vector(0, 1, 0)) > 1-edgeTol_)
{
dir = 1;
}
else if (mag(normal & vector(0, 0, 1)) > 1-edgeTol_)
{
dir = 2;
}
}
return dir;
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
// Construct from mesh
Foam::edgeStats::edgeStats(const polyMesh& mesh)
:
mesh_(mesh),
normalDir_(3)
{
IOobject motionObj
(
"motionProperties",
mesh.time().constant(),
mesh,
IOobject::MUST_READ_IF_MODIFIED,
IOobject::NO_WRITE
);
if (motionObj.headerOk())
{
Info<< "Reading " << mesh.time().constant() / "motionProperties"
<< endl << endl;
IOdictionary motionProperties(motionObj);
Switch twoDMotion(motionProperties.lookup("twoDMotion"));
if (twoDMotion)
{
Info<< "Correcting for 2D motion" << endl << endl;
autoPtr<twoDPointCorrector> correct2DPtr
(
new twoDPointCorrector(mesh)
);
normalDir_ = getNormalDir(&correct2DPtr());
}
}
}
// Construct from components
Foam::edgeStats::edgeStats
(
const polyMesh& mesh,
const twoDPointCorrector* correct2DPtr
)
:
mesh_(mesh),
normalDir_(getNormalDir(correct2DPtr))
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
Foam::scalar Foam::edgeStats::minLen(Ostream& os) const
{
label nX = 0;
label nY = 0;
label nZ = 0;
scalar minX = GREAT;
scalar maxX = -GREAT;
vector x(1, 0, 0);
scalar minY = GREAT;
scalar maxY = -GREAT;
vector y(0, 1, 0);
scalar minZ = GREAT;
scalar maxZ = -GREAT;
vector z(0, 0, 1);
scalar minOther = GREAT;
scalar maxOther = -GREAT;
const edgeList& edges = mesh_.edges();
forAll(edges, edgeI)
{
const edge& e = edges[edgeI];
vector eVec(e.vec(mesh_.points()));
scalar eMag = mag(eVec);
eVec /= eMag;
if (mag(eVec & x) > 1-edgeTol_)
{
minX = min(minX, eMag);
maxX = max(maxX, eMag);
nX++;
}
else if (mag(eVec & y) > 1-edgeTol_)
{
minY = min(minY, eMag);
maxY = max(maxY, eMag);
nY++;
}
else if (mag(eVec & z) > 1-edgeTol_)
{
minZ = min(minZ, eMag);
maxZ = max(maxZ, eMag);
nZ++;
}
else
{
minOther = min(minOther, eMag);
maxOther = max(maxOther, eMag);
}
}
os << "Mesh bounding box:" << boundBox(mesh_.points()) << nl << nl
<< "Mesh edge statistics:" << nl
<< " x aligned : number:" << nX << "\tminLen:" << minX
<< "\tmaxLen:" << maxX << nl
<< " y aligned : number:" << nY << "\tminLen:" << minY
<< "\tmaxLen:" << maxY << nl
<< " z aligned : number:" << nZ << "\tminLen:" << minZ
<< "\tmaxLen:" << maxZ << nl
<< " other : number:" << mesh_.nEdges() - nX - nY - nZ
<< "\tminLen:" << minOther
<< "\tmaxLen:" << maxOther << nl << endl;
if (normalDir_ == 0)
{
return min(minY, min(minZ, minOther));
}
else if (normalDir_ == 1)
{
return min(minX, min(minZ, minOther));
}
else if (normalDir_ == 2)
{
return min(minX, min(minY, minOther));
}
else
{
return min(minX, min(minY, min(minZ, minOther)));
}
}
// * * * * * * * * * * * * * * * Member Operators * * * * * * * * * * * * * //
// * * * * * * * * * * * * * * * Friend Functions * * * * * * * * * * * * * //
// * * * * * * * * * * * * * * * Friend Operators * * * * * * * * * * * * * //
// ************************************************************************* //
|
