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rAKA/src/fe_engine/fe_engine_template_cohesive.cc
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fe_engine_template_cohesive.cc
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/**
* @file fe_engine_template_cohesive.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
* @date creation: Wed Oct 31 2012
* @date last modification: Tue Sep 29 2020
*
* @brief Specialization of the FEEngineTemplate for cohesive element
*
*
* @section LICENSE
*
* Copyright (©) 2010-2021 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 "fe_engine_template.hh"
#include "integrator_gauss.hh"
#include "shape_cohesive.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
/* compatibility functions */
/* -------------------------------------------------------------------------- */
template <>
Real FEEngineTemplate<IntegratorGauss, ShapeLagrange, _ek_cohesive,
DefaultIntegrationOrderFunctor>::
integrate(const Array<Real> & f, ElementType type, GhostType ghost_type,
const Array<UInt> & filter_elements) const {
AKANTU_DEBUG_IN();
#ifndef AKANTU_NDEBUG
UInt nb_element = mesh.getNbElement(type, ghost_type);
if (filter_elements != empty_filter) {
nb_element = filter_elements.size();
}
UInt nb_quadrature_points = getNbIntegrationPoints(type);
AKANTU_DEBUG_ASSERT(f.size() == nb_element * nb_quadrature_points,
"The vector f(" << f.getID()
<< ") has not the good size.");
AKANTU_DEBUG_ASSERT(f.getNbComponent() == 1,
"The vector f("
<< f.getID()
<< ") has not the good number of component.");
#endif
Real integral = 0.;
#define INTEGRATE(type) \
integral = integrator.integrate<type>(f, ghost_type, filter_elements);
AKANTU_BOOST_COHESIVE_ELEMENT_SWITCH(INTEGRATE);
#undef INTEGRATE
AKANTU_DEBUG_OUT();
return integral;
}
/* -------------------------------------------------------------------------- */
template <>
void FEEngineTemplate<IntegratorGauss, ShapeLagrange, _ek_cohesive,
DefaultIntegrationOrderFunctor>::
integrate(const Array<Real> & f, Array<Real> & intf,
UInt nb_degree_of_freedom, ElementType type, GhostType ghost_type,
const Array<UInt> & filter_elements) const {
#ifndef AKANTU_NDEBUG
UInt nb_element = mesh.getNbElement(type, ghost_type);
if (filter_elements != empty_filter) {
nb_element = filter_elements.size();
}
UInt nb_quadrature_points = getNbIntegrationPoints(type);
AKANTU_DEBUG_ASSERT(f.size() == nb_element * nb_quadrature_points,
"The vector f(" << f.getID() << " size " << f.size()
<< ") has not the good size ("
<< nb_element << ").");
AKANTU_DEBUG_ASSERT(f.getNbComponent() == nb_degree_of_freedom,
"The vector f("
<< f.getID()
<< ") has not the good number of component.");
AKANTU_DEBUG_ASSERT(intf.getNbComponent() == nb_degree_of_freedom,
"The vector intf("
<< intf.getID()
<< ") has not the good number of component.");
AKANTU_DEBUG_ASSERT(intf.size() == nb_element,
"The vector intf(" << intf.getID()
<< ") has not the good size.");
#endif
#define INTEGRATE(type) \
integrator.integrate<type>(f, intf, nb_degree_of_freedom, ghost_type, \
filter_elements);
AKANTU_BOOST_COHESIVE_ELEMENT_SWITCH(INTEGRATE);
#undef INTEGRATE
}
/* -------------------------------------------------------------------------- */
template <>
void FEEngineTemplate<IntegratorGauss, ShapeLagrange, _ek_cohesive,
DefaultIntegrationOrderFunctor>::
gradientOnIntegrationPoints(const Array<Real> & u, Array<Real> & nablauq,
const UInt nb_degree_of_freedom,
ElementType type, GhostType ghost_type,
const Array<UInt> & filter_elements) const {
AKANTU_DEBUG_IN();
UInt nb_element = mesh.getNbElement(type, ghost_type);
if (filter_elements != empty_filter) {
nb_element = filter_elements.size();
}
UInt nb_points =
shape_functions.getIntegrationPoints(type, ghost_type).cols();
#ifndef AKANTU_NDEBUG
UInt natural_dimension = mesh.getSpatialDimension(type) - 1;
AKANTU_DEBUG_ASSERT(u.size() == mesh.getNbNodes(),
"The vector u(" << u.getID()
<< ") has not the good size.");
AKANTU_DEBUG_ASSERT(u.getNbComponent() == nb_degree_of_freedom,
"The vector u("
<< u.getID()
<< ") has not the good number of component.");
AKANTU_DEBUG_ASSERT(
nablauq.getNbComponent() == nb_degree_of_freedom * natural_dimension,
"The vector nablauq(" << nablauq.getID()
<< ") has not the good number of component.");
// AKANTU_DEBUG_ASSERT(nablauq.size() == nb_element * nb_points,
// "The vector nablauq(" << nablauq.getID()
// << ") has not the good size.");
#endif
nablauq.resize(nb_element * nb_points);
fe_engine::details::GradientOnIntegrationPointsHelper<_ek_cohesive>::call(
shape_functions, mesh, u, nablauq, nb_degree_of_freedom, type, ghost_type,
filter_elements);
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
} // namespace akantu
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