'w' is now obtained from 'v' using the relation w = sqrt(1 - |sqr(v)|) and 'v' is stored in the joint state field 'q' and integrated in the usual manner but corrected using quaternion transformations.
92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2016 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "rigidBodyModelState.H"
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#include "IOstreams.H"
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// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
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void Foam::RBD::rigidBodyModelState::write(dictionary& dict) const
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{
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dict.add("q", q_);
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dict.add("qDot", qDot_);
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dict.add("qDdot", qDdot_);
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}
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void Foam::RBD::rigidBodyModelState::write(Ostream& os) const
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{
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os.writeKeyword("q") << q_ << token::END_STATEMENT << nl;
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os.writeKeyword("qDot") << qDot_ << token::END_STATEMENT << nl;
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os.writeKeyword("qDdot") << qDdot_ << token::END_STATEMENT << nl;
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}
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// * * * * * * * * * * * * * * * IOstream Operators * * * * * * * * * * * * //
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Foam::Istream& Foam::RBD::operator>>
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(
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Istream& is,
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rigidBodyModelState& state
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)
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{
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is >> state.q_
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>> state.qDot_
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>> state.qDdot_;
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// Check state of Istream
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is.check
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(
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"Foam::Istream& Foam::operator>>"
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"(Foam::Istream&, Foam::RBD::rigidBodyModelState&)"
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);
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return is;
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}
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Foam::Ostream& Foam::RBD::operator<<
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(
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Ostream& os,
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const rigidBodyModelState& state
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)
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{
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os << token::SPACE << state.q_
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<< token::SPACE << state.qDot_
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<< token::SPACE << state.qDdot_;
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// Check state of Ostream
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os.check
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(
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"Foam::Ostream& Foam::operator<<(Foam::Ostream&, "
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"const Foam::RBD::rigidBodyModelState&)"
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);
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return os;
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}
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// ************************************************************************* //
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