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rAKA/src/mesh_utils/mesh_utils_inline_impl.cc
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mesh_utils_inline_impl.cc
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/**
* @file mesh_utils_inline_impl.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Fri Aug 20 2010
* @date last modification: Fri Mar 20 2015
*
* @brief Mesh utils inline functions
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 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/>.
*
*/
/* -------------------------------------------------------------------------- */
inline bool MeshUtils::hasElement(const Array<UInt> & connectivity,
const Element & el,
const Vector<UInt> & nodes) {
UInt nb_nodes_per_element = connectivity.getNbComponent();
const Vector<UInt> el_nodes(connectivity.storage() +
el.element * nb_nodes_per_element,
nb_nodes_per_element);
UInt * el_nodes_end = el_nodes.storage() + nb_nodes_per_element;
UInt n = 0;
while (n < nodes.size() &&
std::find(el_nodes.storage(), el_nodes_end, nodes[n]) != el_nodes_end)
++n;
return (n == nodes.size());
}
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
inline bool
MeshUtils::removeElementsInVector(const std::vector<Element> & elem_to_remove,
std::vector<Element> & elem_list) {
if (elem_list.size() <= elem_to_remove.size())
return true;
std::vector<Element>::const_iterator el_it = elem_to_remove.begin();
std::vector<Element>::const_iterator el_last = elem_to_remove.end();
std::vector<Element>::iterator el_del;
UInt deletions = 0;
for (; el_it != el_last; ++el_it) {
el_del = std::find(elem_list.begin(), elem_list.end(), *el_it);
if (el_del != elem_list.end()) {
elem_list.erase(el_del);
++deletions;
}
}
AKANTU_DEBUG_ASSERT(deletions == 0 || deletions == elem_to_remove.size(),
"Not all elements have been erased");
return deletions == 0;
}
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