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Fri, Jun 28, 07:48

geometry_utils_inline_impl.cc
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/**
* @file geometry_utils_inline_impl.cc
*
* @author Mohit Pundir <mohit.pundir@epfl.ch>
*
* @date creation: Sun Oct 06 2019
* @date last modification: Wed Sep 16 2020
*
* @brief Geometry utils
*
*
* @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 "geometry_utils.hh"
#ifndef __AKANTU_GEOMETRY_UTILS_INLINE_IMPL_CC__
#define __AKANTU_GEOMETRY_UTILS_INLINE_IMPL_CC__
namespace akantu {
/* -------------------------------------------------------------------------- */
inline bool GeometryUtils::isBoundaryElement(const Mesh & mesh,
const Element & subelement) {
const auto & element_to_subelement =
mesh.getElementToSubelement(subelement.type)(subelement.element);
// for regular boundary elements when surfaceselector is set to
// physical surfaces, the mesh contains only 1 element attached to a
// boundary subelement
if (element_to_subelement.size() == 1 and
element_to_subelement[0].kind() == _ek_regular) {
return true;
}
// for cohesive interface elements when surfaceSelector is set
// either cohesive surface selector or all surface selector, in this
// case mesh passed is actually mesh_facet and for boundary or
// cohesive interface 2 elements are associated to a subelement
// we want only one regular element attached to the subelement
UInt nb_elements_regular = 0;
UInt nb_elements_cohesive = 0;
for (auto elem : element_to_subelement) {
if (elem == ElementNull) {
continue;
}
if (elem.kind() == _ek_regular) {
++nb_elements_regular;
}
if (elem.kind() == _ek_cohesive) {
++nb_elements_cohesive;
}
}
auto nb_elements = element_to_subelement.size();
return nb_elements_regular < nb_elements;
}
/* -------------------------------------------------------------------------- */
inline bool GeometryUtils::isValidProjection(const Vector<Real> & projection,
Real extension_tolerance) {
UInt nb_xi_inside = 0;
for (auto xi : projection) {
if (xi >= -1.0 - extension_tolerance and xi <= 1.0 + extension_tolerance) {
nb_xi_inside++;
}
}
return nb_xi_inside == projection.size();
}
} // namespace akantu
#endif

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