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openfoam/src/functionObjects/field/wallBoundedStreamLine/wallBoundedStreamLineParticleTemplates.C

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3.9 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2011-2016 OpenFOAM Foundation
Copyright (C) 2017-2023 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/>.
\*---------------------------------------------------------------------------*/
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class TrackCloudType>
bool Foam::wallBoundedStreamLineParticle::move
(
TrackCloudType& cloud,
trackingData& td,
const scalar trackTime
)
{
auto& p = static_cast<typename TrackCloudType::particleType&>(*this);
// Check position is inside tet
//checkInside();
td.switchProcessor = false;
td.keepParticle = true;
scalar tEnd = (1.0 - stepFraction())*trackTime;
scalar maxDt = mesh().bounds().mag();
while (td.keepParticle && !td.switchProcessor && lifeTime_ > 0)
{
// Set the lagrangian time-step
scalar dt = maxDt;
--lifeTime_;
// Get sampled velocity and fields. Store if position changed.
vector U = p.sample(td);
// !user parameter!
if (dt < SMALL)
{
// Force removal
lifeTime_ = 0;
break;
}
if (td.trackLength_ < GREAT)
{
dt = td.trackLength_;
}
scalar fraction = trackToEdge(cloud, td, localPosition_ + dt*U);
dt *= fraction;
tEnd -= dt;
stepFraction() = 1.0 - tEnd/trackTime;
if (tEnd <= ROOTVSMALL)
{
// Force removal
lifeTime_ = 0;
}
}
if (!td.keepParticle || lifeTime_ == 0)
{
if (lifeTime_ == 0)
{
if (debug)
{
Pout<< "wallBoundedStreamLineParticle :"
<< " Removing stagnant particle:"
<< localPosition_
<< " sampled positions:" << sampledPositions_.size()
<< endl;
}
td.keepParticle = false;
}
else
{
// Normal exit. Store last position and fields
sample(td);
if (debug)
{
Pout<< "wallBoundedStreamLineParticle : Removing particle:"
<< localPosition_
<< " sampled positions:" << sampledPositions_.size()
<< endl;
}
}
// Transfer particle data into trackingData.
{
td.allPositions_.emplace_back().transfer(sampledPositions_);
}
forAll(sampledScalars_, i)
{
td.allScalars_[i].emplace_back().transfer(sampledScalars_[i]);
}
forAll(sampledVectors_, i)
{
td.allVectors_[i].emplace_back().transfer(sampledVectors_[i]);
}
}
return td.keepParticle;
}
// ************************************************************************* //