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solid_mechanics_model.i
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/**
* @file solid_mechanics_model.i
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Fabian Barras <fabian.barras@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Dec 12 2014
* @date last modification: Wed Jan 06 2016
*
* @brief solid mechanics model wrapper
*
* @section LICENSE
*
* Copyright (©) 2015 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 "solid_mechanics_model.hh"
#include "sparse_matrix.hh"
#include "boundary_condition.hh"
#include "boundary_condition_functor.hh"
#include "boundary_condition_python_functor.hh"
#include "material_python.hh"
%}
namespace akantu {
%ignore SolidMechanicsModel::initFEEngineBoundary;
%ignore SolidMechanicsModel::initParallel;
%ignore SolidMechanicsModel::initArrays;
%ignore SolidMechanicsModel::initModel;
%ignore SolidMechanicsModel::initPBC;
%ignore SolidMechanicsModel::initExplicit;
%ignore SolidMechanicsModel::isExplicit;
%ignore SolidMechanicsModel::updateCurrentPosition;
%ignore SolidMechanicsModel::updateAcceleration;
%ignore SolidMechanicsModel::updateIncrement;
%ignore SolidMechanicsModel::updatePreviousDisplacement;
%ignore SolidMechanicsModel::saveStressAndStrainBeforeDamage;
%ignore SolidMechanicsModel::updateEnergiesAfterDamage;
%ignore SolidMechanicsModel::solveLumped;
%ignore SolidMechanicsModel::explicitPred;
%ignore SolidMechanicsModel::explicitCorr;
%ignore SolidMechanicsModel::initSolver;
%ignore SolidMechanicsModel::initImplicit;
%ignore SolidMechanicsModel::initialAcceleration;
%ignore SolidMechanicsModel::testConvergence;
%ignore SolidMechanicsModel::testConvergenceIncrement;
%ignore SolidMechanicsModel::testConvergenceResidual;
%ignore SolidMechanicsModel::initVelocityDampingMatrix;
%ignore SolidMechanicsModel::getNbDataForElements;
%ignore SolidMechanicsModel::packElementData;
%ignore SolidMechanicsModel::unpackElementData;
%ignore SolidMechanicsModel::getNbDataToPack;
%ignore SolidMechanicsModel::getNbDataToUnpack;
%ignore SolidMechanicsModel::packData;
%ignore SolidMechanicsModel::unpackData;
%ignore SolidMechanicsModel::setMaterialSelector;
%ignore SolidMechanicsModel::getSolver;
%ignore SolidMechanicsModel::getSynchronizer;
%ignore Dumpable::registerExternalDumper;
}
%template(SolidMechanicsBoundaryCondition) akantu::BoundaryCondition<akantu::SolidMechanicsModel>;
%include "dumpable.hh"
print_self(SolidMechanicsModel)
%include "solid_mechanics_model.hh"
%extend akantu::SolidMechanicsModel {
/* ------------------------------------------------------------------------ */
bool testConvergenceSccRes(Real tolerance) {
Real error = 0;
bool res = self->testConvergence<akantu::_scc_residual>(tolerance, error);
return res;
}
/* ------------------------------------------------------------------------ */
void solveStaticDisplacement(Real tolerance, UInt max_iteration) {
$self->solveStatic<akantu::_scm_newton_raphson_tangent_not_computed,
akantu::_scc_residual>(tolerance, max_iteration);
}
/* ------------------------------------------------------------------------ */
/// register an empty material of a given type
void registerNewPythonMaterial(PyObject * obj, const akantu::ID & mat_type) {
std::pair<akantu::Parser::const_section_iterator,
akantu::Parser::const_section_iterator>
sub_sect = akantu::getStaticParser().getSubSections(akantu::_st_material);
akantu::Parser::const_section_iterator it = sub_sect.first;
for (; it != sub_sect.second; ++it) {
if (it->getName() == mat_type) {
AKANTU_DEBUG_ASSERT($self->materials_names_to_id.find(mat_type) ==
$self->materials_names_to_id.end(),
"A material with this name '"
<< mat_type << "' has already been registered. "
<< "Please use unique names for materials");
UInt mat_count = $self->materials.size();
$self->materials_names_to_id[mat_type] = mat_count;
std::stringstream sstr_mat;
sstr_mat << $self->getID() << ":" << mat_count << ":" << mat_type;
akantu::ID mat_id = sstr_mat.str();
akantu::Material * material = new akantu::MaterialPython(*$self, obj, mat_id);
$self->materials.push_back(material);
material->parseSection(*it);
}
}
}
/* ------------------------------------------------------------------------ */
void applyDirichletBC(PyObject * func_obj, const std::string & group_name) {
akantu::BC::PythonFunctorDirichlet functor(func_obj);
$self->applyBC(functor, group_name);
}
/* ------------------------------------------------------------------------ */
void applyNeumannBC(PyObject * func_obj, const std::string & group_name) {
akantu::BC::PythonFunctorNeumann functor(func_obj);
$self->applyBC(functor, group_name);
}
/* ------------------------------------------------------------------------ */
void solveDisplCorr(bool need_factorize, bool has_profile_changed) {
akantu::Array<akantu::Real> & increment = $self->getIncrement();
$self->solve<akantu::IntegrationScheme2ndOrder::_displacement_corrector>(
increment, 1., need_factorize, has_profile_changed);
}
/* ------------------------------------------------------------------------ */
void clearDispl() {
akantu::Array<akantu::Real> & displ = $self->getDisplacement();
displ.clear();
}
/* ------------------------------------------------------------------------ */
void solveStep_TgModifIncr(Real tolerance, UInt max_iteration) {
$self->solveStep<akantu::_scm_newton_raphson_tangent_modified,
akantu::_scc_increment>(tolerance, max_iteration);
}
/* ------------------------------------------------------------------------ */
void solveStep_TgIncr(Real tolerance, Real & error, UInt max_iteration) {
$self->solveStep<akantu::_scm_newton_raphson_tangent,
akantu::_scc_increment>(tolerance, error, max_iteration);
}
/* ------------------------------------------------------------------------ */
void clearDisplVeloAcc() {
akantu::Array<akantu::Real> & displ = $self->getDisplacement();
akantu::Array<akantu::Real> & velo = $self->getVelocity();
akantu::Array<akantu::Real> & acc = $self->getAcceleration();
displ.clear();
velo.clear();
acc.clear();
}
/* ------------------------------------------------------------------------ */
void applyUniformPressure(Real pressure, const std::string surface_name) {
UInt spatial_dimension = $self->getSpatialDimension();
akantu::Matrix<akantu::Real> surface_stress(spatial_dimension,
spatial_dimension, 0.0);
for (UInt i = 0; i < spatial_dimension; ++i) {
surface_stress(i, i) = -pressure;
}
$self->applyBC(akantu::BC::Neumann::FromStress(surface_stress),
surface_name);
}
/* ------------------------------------------------------------------------ */
void blockDOF(const std::string surface_name, SpacialDirection direction) {
$self->applyBC(akantu::BC::Dirichlet::FixedValue(0.0, direction),
surface_name);
}
}
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