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rAKA/extra_packages/traction-at-split-node-contact/src/ntn_contact/mIIasym_contact.cc
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mIIasym_contact.cc
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/**
* @file mIIasym_contact.cc
*
* @author David Simon Kammer <david.kammer@epfl.ch>
*
* @date creation: Tue Dec 02 2014
* @date last modification: Fri Feb 23 2018
*
* @brief
*
* @section LICENSE
*
* Copyright (©) 2015-2018 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 "mIIasym_contact.hh"
namespace akantu {
/* -------------------------------------------------------------------------- */
MIIASYMContact::MIIASYMContact(SolidMechanicsModel & model,
const ID & id, const MemoryID & memory_id)
: NTRFContact(model, id, memory_id) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void MIIASYMContact::updateImpedance() {
AKANTU_DEBUG_IN();
NTRFContact::updateImpedance();
for (UInt i = 0; i < this->impedance.size(); ++i) {
this->impedance(i) *= 0.5;
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
/// WARNING: this is only valid for the acceleration in equilibrium
void MIIASYMContact::computeRelativeNormalField(
const Array<Real> & field, Array<Real> & rel_normal_field) const {
AKANTU_DEBUG_IN();
NTRFContact::computeRelativeNormalField(field, rel_normal_field);
for (auto it_rtfield = rel_normal_field.begin();
it_rtfield != rel_normal_field.end(); ++it_rtfield) {
// in the anti-symmetric case
*it_rtfield *= 2.;
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void MIIASYMContact::computeRelativeTangentialField(
const Array<Real> & field, Array<Real> & rel_tang_field) const {
AKANTU_DEBUG_IN();
NTRFContact::computeRelativeTangentialField(field, rel_tang_field);
UInt dim = this->model.getSpatialDimension();
for (Array<Real>::iterator<Vector<Real>> it_rtfield =
rel_tang_field.begin(dim);
it_rtfield != rel_tang_field.end(dim); ++it_rtfield) {
// in the anti-symmetric case, the tangential fields become twice as large
*it_rtfield *= 2.;
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void MIIASYMContact::computeContactPressureInEquilibrium() {
AKANTU_DEBUG_IN();
NTRFContact::computeContactPressure();
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void MIIASYMContact::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 << "MIIASYMContact [" << std::endl;
NTRFContact::printself(stream, indent);
stream << space << "]" << std::endl;
AKANTU_DEBUG_OUT();
}
} // namespace akantu
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