1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright held by original author
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation; either version 2 of the License, or (at your
14 option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM; if not, write to the Free Software Foundation,
23 Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
29 Ordinary differential equation for three degrees of freedom
30 solid body translation
36 \*---------------------------------------------------------------------------*/
39 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
41 const Foam::dimensionedScalar& Foam::translationODE::mass() const
47 const Foam::dimensionedVector& Foam::translationODE::Xrel() const
53 Foam::dimensionedVector Foam::translationODE::X() const
55 return xEquilibrium_ + Xrel();
59 const Foam::dimensionedVector& Foam::translationODE::U() const
65 const Foam::dimensionedVector& Foam::translationODE::Uold() const
71 Foam::dimensionedVector Foam::translationODE::A() const
73 return A(Xrel(), U());
77 Foam::dimensionedVector Foam::translationODE::Uaverage() const
79 return 0.5*(U_ + Uold_);
83 const Foam::dimensionedVector& Foam::translationODE::force() const
89 Foam::dimensionedVector& Foam::translationODE::force()
95 // ************************************************************************* //