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rAKA/src/model/non_linear_solver.cc
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non_linear_solver.cc
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/**
* @file non_linear_solver.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Tue Jul 20 2010
* @date last modification: Wed Feb 21 2018
*
* @brief Implementation of the base class NonLinearSolver
*
* @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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "non_linear_solver.hh"
#include "dof_manager.hh"
#include "solver_callback.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
NonLinearSolver::NonLinearSolver(
DOFManager & dof_manager,
const NonLinearSolverType & non_linear_solver_type, const ID & id,
UInt memory_id)
: Memory(id, memory_id), Parsable(ParserType::_non_linear_solver, id),
_dof_manager(dof_manager),
non_linear_solver_type(non_linear_solver_type) {
this->registerParam("type", this->non_linear_solver_type, _pat_parsable,
"Non linear solver type");
}
/* -------------------------------------------------------------------------- */
NonLinearSolver::~NonLinearSolver() = default;
/* -------------------------------------------------------------------------- */
void NonLinearSolver::checkIfTypeIsSupported() {
if (this->supported_type.find(this->non_linear_solver_type) ==
this->supported_type.end()) {
AKANTU_EXCEPTION("The resolution method "
<< this->non_linear_solver_type
<< " is not implemented in the non linear solver "
<< this->id << "!");
}
}
/* -------------------------------------------------------------------------- */
void NonLinearSolver::assembleResidual(SolverCallback & solver_callback) {
if (solver_callback.canSplitResidual() and
non_linear_solver_type == _nls_linear) {
this->_dof_manager.clearResidual();
solver_callback.assembleResidual("external");
this->_dof_manager.assembleMatMulDOFsToResidual("K", -1.);
solver_callback.assembleResidual("inertial");
} else {
solver_callback.assembleResidual();
}
}
} // akantu
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