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ntn_friction_tmpl.hh
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Thu, Dec 5, 04:19

ntn_friction_tmpl.hh
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/**
* @file ntn_friction_tmpl.hh
* @author David Kammer <david.kammer@epfl.ch>
* @date Fri Feb 24 15:21:44 2012
*
* @brief
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
// simtools
#include "ntn_contact.hh"
__BEGIN_SIMTOOLS__
/* -------------------------------------------------------------------------- */
template <template <class> class FrictionLaw, class Regularisation>
NTNFriction<FrictionLaw, Regularisation>::NTNFriction(NTNBaseContact * contact,
const FrictionID & id,
const MemoryID & memory_id) :
FrictionLaw<Regularisation>(contact, id, memory_id) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template <template <class> class FrictionLaw, class Regularisation>
void NTNFriction<FrictionLaw, Regularisation>::applyFrictionTraction() {
AKANTU_DEBUG_IN();
NTNContact * ntn_contact = dynamic_cast<NTNContact * >(this->contact);
SolidMechanicsModel & model = ntn_contact->getModel();
Array<Real> & residual = model.getResidual();
UInt dim = model.getSpatialDimension();
const SynchronizedArray<UInt> & masters = ntn_contact->getMasters();
const SynchronizedArray<UInt> & slaves = ntn_contact->getSlaves();
const SynchronizedArray<Real> & l_boundary_slaves = ntn_contact->getLumpedBoundarySlaves();
const SynchronizedArray<Real> & l_boundary_masters = ntn_contact->getLumpedBoundaryMasters();
UInt nb_contact_nodes = ntn_contact->getNbContactNodes();
for (UInt n=0; n<nb_contact_nodes; ++n) {
UInt master = masters(n);
UInt slave = slaves(n);
for (UInt d=0; d<dim; ++d) {
residual(master,d) += l_boundary_masters(n) * this->friction_traction(n,d);
residual(slave, d) -= l_boundary_slaves(n) * this->friction_traction(n,d);
}
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template <template <class> class FrictionLaw, class Regularisation>
void NTNFriction<FrictionLaw, Regularisation>::printself(std::ostream & stream,
int indent) const {
AKANTU_DEBUG_IN();
std::string space;
for(Int i = 0; i < indent; i++, space += AKANTU_INDENT);
stream << space << "NTNFriction [" << std::endl;
FrictionLaw<Regularisation>::printself(stream, ++indent);
stream << space << "]" << std::endl;
AKANTU_DEBUG_OUT();
}
__END_SIMTOOLS__

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