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ntn_initiation_function.cc
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ntn_initiation_function.cc
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/**
* @file ntn_initiation_function.cc
*
* @author David Simon Kammer <david.kammer@epfl.ch>
*
*
* @brief implementation of initializing ntn and ntrf friction
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
*/
/* -------------------------------------------------------------------------- */
// simtools
#include "ntn_initiation_function.hh"
#include "mIIasym_contact.hh"
#include "ntn_friction.hh"
#include "ntrf_friction.hh"
// friction regularisations
#include "ntn_fricreg_rubin_ampuero.hh"
#include "ntn_fricreg_simplified_prakash_clifton.hh"
// friction laws
#include "ntn_friclaw_linear_cohesive.hh"
#include "ntn_friclaw_linear_slip_weakening.hh"
#include "ntn_friclaw_linear_slip_weakening_no_healing.hh"
namespace akantu {
NTNBaseFriction * initializeNTNFriction(NTNBaseContact * contact,
ParameterReader & data) {
AKANTU_DEBUG_IN();
const std::string & friction_law = data.get<std::string>("friction_law");
const std::string & friction_reg =
data.get<std::string>("friction_regularisation");
NTNBaseFriction * friction;
bool is_ntn_contact = true;
if (dynamic_cast<NTRFContact *>(contact) != NULL ||
dynamic_cast<MIIASYMContact *>(contact) != NULL) {
is_ntn_contact = false;
}
if (friction_law == "coulomb") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction =
new NTNFriction<NTNFricLawCoulomb, NTNFricRegNoRegularisation>(
contact);
else
friction =
new NTRFFriction<NTNFricLawCoulomb, NTNFricRegNoRegularisation>(
contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction =
new NTNFriction<NTNFricLawCoulomb, NTNFricRegRubinAmpuero>(contact);
else
friction = new NTRFFriction<NTNFricLawCoulomb, NTNFricRegRubinAmpuero>(
contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawCoulomb,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawCoulomb,
NTNFricRegSimplifiedPrakashClifton>(contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
friction->setMixed<SynchronizedArray<Real>>("mu_s", data.get<Real>("mu_s"));
}
// Friction Law: Linear Slip Weakening
else if (friction_law == "linear_slip_weakening") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegNoRegularisation>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegNoRegularisation>(contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegRubinAmpuero>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegRubinAmpuero>(contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegSimplifiedPrakashClifton>(contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
friction->setMixed<SynchronizedArray<Real>>("mu_s", data.get<Real>("mu_s"));
friction->setMixed<SynchronizedArray<Real>>("mu_k", data.get<Real>("mu_k"));
friction->setMixed<SynchronizedArray<Real>>("d_c", data.get<Real>("d_c"));
}
// Friction Law: Linear Slip Weakening No Healing
else if (friction_law == "linear_slip_weakening_no_healing") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegNoRegularisation>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegNoRegularisation>(contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegRubinAmpuero>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegRubinAmpuero>(contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegSimplifiedPrakashClifton>(contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
friction->setMixed<SynchronizedArray<Real>>("mu_s", data.get<Real>("mu_s"));
friction->setMixed<SynchronizedArray<Real>>("mu_k", data.get<Real>("mu_k"));
friction->setMixed<SynchronizedArray<Real>>("d_c", data.get<Real>("d_c"));
}
// Friction Law: Linear Cohesive
else if (friction_law == "linear_cohesive") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearCohesive,
NTNFricRegNoRegularisation>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearCohesive,
NTNFricRegNoRegularisation>(contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction =
new NTNFriction<NTNFricLawLinearCohesive, NTNFricRegRubinAmpuero>(
contact);
else
friction =
new NTRFFriction<NTNFricLawLinearCohesive, NTNFricRegRubinAmpuero>(
contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearCohesive,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawLinearCohesive,
NTNFricRegSimplifiedPrakashClifton>(contact);
friction->setMixed<SynchronizedArray<Real>>("t_star",
data.get<Real>("t_star"));
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
friction->setMixed<SynchronizedArray<Real>>("G_c", data.get<Real>("G_c"));
friction->setMixed<SynchronizedArray<Real>>("tau_c",
data.get<Real>("tau_c"));
friction->setMixed<SynchronizedArray<Real>>("tau_r",
data.get<Real>("tau_r"));
}
else {
AKANTU_ERROR("Do not know the following friction law: " << friction_law);
}
AKANTU_DEBUG_OUT();
return friction;
}
/* -------------------------------------------------------------------------- */
NTNBaseFriction * initializeNTNFriction(NTNBaseContact * contact) {
AKANTU_DEBUG_IN();
std::pair<Parser::const_section_iterator, Parser::const_section_iterator>
sub_sect = getStaticParser().getSubSections(_st_friction);
Parser::const_section_iterator it = sub_sect.first;
const ParserSection & section = *it;
std::string friction_law = section.getName();
std::string friction_reg = section.getOption();
if (friction_reg == "") {
std::string friction_reg = "no_regularisation";
}
NTNBaseFriction * friction =
initializeNTNFriction(contact, friction_law, friction_reg);
friction->parseSection(section);
if (++it != sub_sect.second) {
AKANTU_DEBUG_WARNING("There were several friction sections in input file. "
<< "Only first one was used and all others ignored.");
}
AKANTU_DEBUG_OUT();
return friction;
}
/* -------------------------------------------------------------------------- */
NTNBaseFriction * initializeNTNFriction(NTNBaseContact * contact,
const std::string & friction_law,
const std::string & friction_reg) {
AKANTU_DEBUG_IN();
NTNBaseFriction * friction;
// check whether is is node-to-rigid-flat contact or mIIasym (which is also
// ntrf)
bool is_ntn_contact = true;
if (dynamic_cast<NTRFContact *>(contact) != NULL ||
dynamic_cast<MIIASYMContact *>(contact) != NULL) {
is_ntn_contact = false;
}
if (friction_law == "coulomb") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction =
new NTNFriction<NTNFricLawCoulomb, NTNFricRegNoRegularisation>(
contact);
else
friction =
new NTRFFriction<NTNFricLawCoulomb, NTNFricRegNoRegularisation>(
contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction =
new NTNFriction<NTNFricLawCoulomb, NTNFricRegRubinAmpuero>(contact);
else
friction = new NTRFFriction<NTNFricLawCoulomb, NTNFricRegRubinAmpuero>(
contact);
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawCoulomb,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawCoulomb,
NTNFricRegSimplifiedPrakashClifton>(contact);
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
}
// Friction Law: Linear Slip Weakening
else if (friction_law == "linear_slip_weakening") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegNoRegularisation>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegNoRegularisation>(contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegRubinAmpuero>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegRubinAmpuero>(contact);
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawLinearSlipWeakening,
NTNFricRegSimplifiedPrakashClifton>(contact);
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
}
// Friction Law: Linear Slip Weakening No Healing
else if (friction_law == "linear_slip_weakening_no_healing") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegNoRegularisation>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegNoRegularisation>(contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegRubinAmpuero>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegRubinAmpuero>(contact);
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawLinearSlipWeakeningNoHealing,
NTNFricRegSimplifiedPrakashClifton>(contact);
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
}
// Friction Law: Linear Cohesive
else if (friction_law == "linear_cohesive") {
if (friction_reg == "no_regularisation") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearCohesive,
NTNFricRegNoRegularisation>(contact);
else
friction = new NTRFFriction<NTNFricLawLinearCohesive,
NTNFricRegNoRegularisation>(contact);
} else if (friction_reg == "rubin_ampuero") {
if (is_ntn_contact)
friction =
new NTNFriction<NTNFricLawLinearCohesive, NTNFricRegRubinAmpuero>(
contact);
else
friction =
new NTRFFriction<NTNFricLawLinearCohesive, NTNFricRegRubinAmpuero>(
contact);
} else if (friction_reg == "simplified_prakash_clifton") {
if (is_ntn_contact)
friction = new NTNFriction<NTNFricLawLinearCohesive,
NTNFricRegSimplifiedPrakashClifton>(contact);
else
friction =
new NTRFFriction<NTNFricLawLinearCohesive,
NTNFricRegSimplifiedPrakashClifton>(contact);
} else {
AKANTU_ERROR("Do not know the following friction regularisation: "
<< friction_reg);
}
} else {
AKANTU_ERROR("Do not know the following friction law: " << friction_law);
}
AKANTU_DEBUG_OUT();
return friction;
}
} // namespace akantu

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