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material_python.cc
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/**
* @file material_python.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @date creation: Fri Nov 13 2015
* @date last modification: Fri Nov 13 2015
*
* @brief Material python implementation
*
* @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/>.
*
*/
/**
* @file material_python.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
*/
/* -------------------------------------------------------------------------- */
#include "material_python.hh"
#include "solid_mechanics_model.hh"
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
MaterialPython::MaterialPython(SolidMechanicsModel & model,
PyObject * obj,
const ID & id) :
Material(model, id),
PythonFunctor(obj){
AKANTU_DEBUG_IN();
this->registerInternals();
std::vector<std::string> param_names = this->callFunctor<std::vector<std::string> >("registerParam");
this->local_params.resize(param_names.size());
for (UInt i = 0; i < param_names.size(); ++i) {
std::stringstream sstr;
sstr << "PythonParameter" << i;
this->registerParam(param_names[i],local_params[i],0., _pat_parsable,sstr.str() );
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void MaterialPython::registerInternals() {
std::vector<std::string> internal_names = this->callFunctor<std::vector<std::string> >("registerInternals");
this->internals.resize(internal_names.size());
for (UInt i = 0; i < internal_names.size(); ++i) {
std::stringstream sstr;
sstr << "PythonInternal" << i;
this->internals[i] = new InternalField<Real>(internal_names[i],*this);
this->internals[i]->initialize(1);
}
}
/* -------------------------------------------------------------------------- */
void MaterialPython::initMaterial() {
AKANTU_DEBUG_IN();
Material::initMaterial();
// initInternalArray(this->damage, 1);
// resizeInternalArray(this->damage);
// lambda = nu * E / ((1 + nu) * (1 - 2*nu));
// mu = E / (2 * (1 + nu));
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void MaterialPython::computeStress(ElementType el_type, GhostType ghost_type) {
AKANTU_DEBUG_IN();
typedef Array<Real>::iterator<Real> it_type;
std::vector<it_type> its;
for (auto i: this->internals) {
its.push_back((*i)(el_type,ghost_type).begin());
}
MATERIAL_STRESS_QUADRATURE_POINT_LOOP_BEGIN(el_type, ghost_type);
computeStress(grad_u, sigma, its);
for (auto b: its) ++(*b);
MATERIAL_STRESS_QUADRATURE_POINT_LOOP_END;
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template <typename it_type>
void MaterialPython::computeStress( Matrix<Real> & grad_u,
Matrix<Real> & sigma,
std::vector<it_type> & internal_iterators){
std::vector<Real> inputs;
for (auto i: internal_iterators){
inputs.push_back(*i);
}
this->callFunctor<void>("computeStress",grad_u,sigma,inputs);
for (UInt i = 0; i < inputs.size(); ++i) {
*internal_iterators[i] = inputs[i];
}
}
/* -------------------------------------------------------------------------- */
void MaterialPython::computeTangentModuli(const ElementType & el_type,
Array<Real> & tangent_matrix,
GhostType ghost_type){
this->callFunctor<void>("computeTangentModuli",el_type,tangent_matrix,ghost_type);
}
/* -------------------------------------------------------------------------- */
Real MaterialPython::getPushWaveSpeed(const Element & element) const{
return this->callFunctor<Real>("getPushWaveSpeed");
}
__END_AKANTU__

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