Files
openfoam/src/OpenFOAM/fields/Fields/transformField/transformField.C
2023-10-23 15:28:08 +02:00

127 lines
3.1 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) 2018 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 "transformField.H"
#include "FieldM.H"
#include "diagTensor.H"
// * * * * * * * * * * * * * * * global functions * * * * * * * * * * * * * //
void Foam::transform
(
vectorField& rtf,
const quaternion& q,
const vectorField& tf
)
{
const tensor rot = q.R();
// std::transform
TFOR_ALL_F_OP_FUNC_S_F(vector, rtf, =, transform, tensor, rot, vector, tf)
}
Foam::tmp<Foam::vectorField> Foam::transform
(
const quaternion& q,
const vectorField& fld
)
{
auto tresult = tmp<vectorField>::New(fld.size());
transform(tresult.ref(), q, fld);
return tresult;
}
Foam::tmp<Foam::vectorField> Foam::transform
(
const quaternion& q,
const tmp<vectorField>& tfld
)
{
tmp<vectorField> tresult = New(tfld);
transform(tresult.ref(), q, tfld());
tfld.clear();
return tresult;
}
void Foam::transformPoints
(
vectorField& result,
const septernion& tr,
const vectorField& fld
)
{
const vector trans = tr.t();
// Check if any translation
if (mag(trans) > VSMALL)
{
// std::transform
TFOR_ALL_F_OP_F_OP_S(vector, result, =, vector, fld, -, vector, trans);
}
else
{
result = fld;
}
// Check if any rotation
if (mag(tr.r().R() - I) > SMALL)
{
transform(result, tr.r(), result);
}
}
Foam::tmp<Foam::vectorField> Foam::transformPoints
(
const septernion& tr,
const vectorField& fld
)
{
auto tresult = tmp<vectorField>::New(fld.size());
transformPoints(tresult.ref(), tr, fld);
return tresult;
}
Foam::tmp<Foam::vectorField> Foam::transformPoints
(
const septernion& tr,
const tmp<vectorField>& tfld
)
{
tmp<vectorField> tresult = New(tfld);
transformPoints(tresult.ref(), tr, tfld());
tfld.clear();
return tresult;
}
// ************************************************************************* //