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mesh_io_msh_struct.cc
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Thu, Dec 5, 02:04

mesh_io_msh_struct.cc
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/**
* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* 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 "mesh_io_msh_struct.hh"
/* -------------------------------------------------------------------------- */
#include <numeric>
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
MeshIOMSHStruct::MeshIOMSHStruct() {
canReadSurface = true;
canReadExtendedData = true;
_msh_to_akantu_element_types.clear();
_msh_to_akantu_element_types[_msh_not_defined] = _not_defined;
_msh_to_akantu_element_types[_msh_segment_2] = _bernoulli_beam_2;
_msh_to_akantu_element_types[_msh_triangle_3] =
_discrete_kirchhoff_triangle_18;
_akantu_to_msh_element_types.clear();
_akantu_to_msh_element_types[_not_defined] = _msh_not_defined;
_akantu_to_msh_element_types[_bernoulli_beam_2] = _msh_segment_2;
_akantu_to_msh_element_types[_bernoulli_beam_3] = _msh_segment_2;
_akantu_to_msh_element_types[_discrete_kirchhoff_triangle_18] =
_msh_triangle_3;
for (auto & kv_pair : _akantu_to_msh_element_types) {
Int nb_nodes = _msh_nodes_per_elem[kv_pair.second];
std::vector<Idx> tmp(nb_nodes);
std::iota(tmp.begin(), tmp.end(), 0);
_read_order[kv_pair.first] = tmp;
}
}
/* -------------------------------------------------------------------------- */
void MeshIOMSHStruct::read(const std::string & filename, Mesh & mesh) {
if (mesh.getSpatialDimension() == 2) {
_msh_to_akantu_element_types[_msh_segment_2] = _bernoulli_beam_2;
} else if (mesh.getSpatialDimension() == 3) {
_msh_to_akantu_element_types[_msh_segment_2] = _bernoulli_beam_3;
AKANTU_DEBUG_WARNING("The MeshIOMSHStruct is reading bernoulli beam 3D be "
"sure to provide the missing normals with the element "
"data \"extra_normal\"");
}
MeshIOMSH::read(filename, mesh);
}
} // namespace akantu

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