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py_group_manager.cc
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/**
* @file py_group_manager.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Sun Jun 16 2019
* @date last modification: Mon Dec 02 2019
*
* @brief pybind11 interface to GroupManager, ElementGroup and NodeGroup
*
*
* @section LICENSE
*
* Copyright (©) 2018-2021 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 "py_aka_array.hh"
/* -------------------------------------------------------------------------- */
#include <element_group.hh>
#include <node_group.hh>
/* -------------------------------------------------------------------------- */
#include <pybind11/pybind11.h>
#include <pybind11/stl.h>
/* -------------------------------------------------------------------------- */
namespace py = pybind11;
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
void register_group_manager(py::module & mod) {
/* ------------------------------------------------------------------------ */
py::class_<NodeGroup>(mod, "NodeGroup")
.def(
"getNodes",
[](NodeGroup & self) -> decltype(auto) { return self.getNodes(); },
py::return_value_policy::reference)
.def("__len__", &NodeGroup::size)
.def(
"__iter__",
[](const NodeGroup & self) {
return py::make_iterator(self.begin(), self.end());
},
py::keep_alive<0, 1>())
.def("__contains__",
[](const NodeGroup & self, UInt node) {
return self.find(node) != UInt(-1);
})
.def("getName", &NodeGroup::getName)
.def("clear", &NodeGroup::clear)
.def("empty", &NodeGroup::empty)
.def("append", &NodeGroup::append)
.def("add", &NodeGroup::add, py::arg("node"),
py::arg("check_for_duplicate") = true)
.def("remove", &NodeGroup::add);
/* ------------------------------------------------------------------------ */
py::class_<ElementGroup>(mod, "ElementGroup")
.def(
"getNodeGroup",
[](ElementGroup & self) -> decltype(auto) {
return self.getNodeGroup();
},
py::return_value_policy::reference)
.def("getName", &ElementGroup::getName)
.def(
"getElements",
[](ElementGroup & self) -> decltype(auto) {
return self.getElements();
},
py::return_value_policy::reference)
.def(
"getNodeGroup",
[](ElementGroup & self) -> decltype(auto) {
return self.getNodeGroup();
},
py::return_value_policy::reference)
.def("__len__", [](const ElementGroup & self) { return self.size(); })
.def("clear", [](ElementGroup & self) { self.clear(); })
.def("empty", &ElementGroup::empty)
.def("append", &ElementGroup::append)
.def("optimize", &ElementGroup::optimize)
.def(
"add",
[](ElementGroup & self, const Element & element, bool add_nodes,
bool check_for_duplicate) {
self.add(element, add_nodes, check_for_duplicate);
},
py::arg("element"), py::arg("add_nodes") = false,
py::arg("check_for_duplicate") = true)
.def("fillFromNodeGroup", &ElementGroup::fillFromNodeGroup)
.def("addDimension", &ElementGroup::addDimension);
/* ------------------------------------------------------------------------ */
py::class_<GroupManager>(mod, "GroupManager")
.def(
"getElementGroup",
[](GroupManager & self, const std::string & name) -> decltype(auto) {
return self.getElementGroup(name);
},
py::return_value_policy::reference)
.def("iterateElementGroups",
[](GroupManager & self) -> decltype(auto) {
std::vector<std::reference_wrapper<ElementGroup>> groups;
for (auto & group : self.iterateElementGroups()) {
groups.emplace_back(group);
}
return groups;
})
.def("iterateNodeGroups",
[](GroupManager & self) -> decltype(auto) {
std::vector<std::reference_wrapper<NodeGroup>> groups;
for (auto & group : self.iterateNodeGroups()) {
groups.emplace_back(group);
}
return groups;
})
.def("createNodeGroup", &GroupManager::createNodeGroup,
py::return_value_policy::reference)
.def(
"createElementGroup",
[](GroupManager & self, const std::string & id,
UInt spatial_dimension, bool replace_group) -> decltype(auto) {
return self.createElementGroup(id, spatial_dimension,
replace_group);
},
py::arg("id"), py::arg("spatial_dimension"),
py::arg("replace_group") = false, py::return_value_policy::reference)
.def("createGroupsFromMeshDataUInt",
&GroupManager::createGroupsFromMeshData<UInt>)
.def("createElementGroupFromNodeGroup",
&GroupManager::createElementGroupFromNodeGroup, py::arg("name"),
py::arg("node_group"), py::arg("dimension") = _all_dimensions)
.def(
"getNodeGroup",
[](GroupManager & self, const std::string & name) -> decltype(auto) {
return self.getNodeGroup(name);
},
py::return_value_policy::reference)
.def(
"nodeGroups",
[](GroupManager & self) {
std::vector<NodeGroup *> groups;
for (auto & g : self.iterateNodeGroups()) {
groups.push_back(&g);
}
return groups;
},
py::return_value_policy::reference)
.def(
"elementGroups",
[](GroupManager & self) {
std::vector<ElementGroup *> groups;
for (auto & g : self.iterateElementGroups()) {
groups.push_back(&g);
}
return groups;
},
py::return_value_policy::reference)
.def("createBoundaryGroupFromGeometry",
&GroupManager::createBoundaryGroupFromGeometry);
}
} // namespace akantu

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