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muSpectre/language_bindings/python/bind_py_material_stochastic_plasticity.cc
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bind_py_material_stochastic_plasticity.cc
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/**
* @file bind_py_material_stochastic_plasticity.cc
*
* @author Richard Leute <richard.leute@imtek.uni-freiburg.de>
*
* @date 25 Jan 2019
*
* @brief python binding for MaterialStochasticPlasticity
*
* Copyright © 2019 Till Junge, Richard Leute
*
* µSpectre is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3, or (at
* your option) any later version.
*
* µSpectre 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with µSpectre; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Additional permission under GNU GPL version 3 section 7
*
* If you modify this Program, or any covered work, by linking or combining it
* with proprietary FFT implementations or numerical libraries, containing parts
* covered by the terms of those libraries' licenses, the licensors of this
* Program grant you additional permission to convey the resulting work.
*/
#include "common/common.hh"
#include "materials/material_stochastic_plasticity.hh"
#include "cell/cell_base.hh"
#include "common/field.hh"
#include <pybind11/pybind11.h>
#include <pybind11/stl.h>
#include <pybind11/eigen.h>
#include <sstream>
#include <string>
using muSpectre::Dim_t;
using muSpectre::Real;
using pybind11::literals::operator""_a;
namespace py = pybind11;
/**
* python binding for the optionally objective form of Hooke's law
* with per-pixel elastic properties
*/
template <Dim_t dim>
void add_material_stochastic_plasticity_helper(py::module & mod) {
std::stringstream name_stream{};
name_stream << "MaterialStochasticPlasticity_" << dim << 'd';
const auto name{name_stream.str()};
using Mat_t = muSpectre::MaterialStochasticPlasticity<dim, dim>;
using Sys_t = muSpectre::CellBase<dim, dim>;
using StressField_t =
muSpectre::TensorField<muSpectre::GlobalFieldCollection<dim>, Real,
muSpectre::secondOrder, dim>;
py::class_<Mat_t, muSpectre::MaterialBase<dim, dim>, std::shared_ptr<Mat_t>>(
mod, name.c_str())
.def(py::init<std::string>(), "name"_a)
.def_static("make",
[](Sys_t & sys, std::string n) -> Mat_t & {
return Mat_t::make(sys, n);
},
"cell"_a, "name"_a, py::return_value_policy::reference,
py::keep_alive<1, 0>())
.def("add_pixel",
[](Mat_t & mat, muSpectre::Ccoord_t<dim> pix, Real Young,
Real Poisson, Real plastic_increment, Real stress_threshold,
Eigen::Ref<
const Eigen::Matrix<Real, Eigen::Dynamic, Eigen::Dynamic>>
eigen_strain) {
mat.add_pixel(pix, Young, Poisson, plastic_increment,
stress_threshold, eigen_strain);
},
"pixel"_a, "Young"_a, "Poisson"_a, "increment"_a, "threshold"_a,
"strain"_a)
.def_static("make_evaluator", []() { return Mat_t::make_evaluator(); })
.def("identify_overloaded_pixels",
[](Mat_t & mat, StressField_t & stress) {
return mat.identify_overloaded_pixels(
stress); // TODO(RLeute): Here I
// need the right
// type conversion
// of stress
},
"stress"_a);
}
template void
add_material_stochastic_plasticity_helper<muSpectre::twoD>(py::module &);
template void
add_material_stochastic_plasticity_helper<muSpectre::threeD>(py::module &);
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