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dof_manager.cc
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dof_manager.cc
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/**
* @file dof_manager.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date Wed Aug 12 09:52:30 2015
*
* @brief Implementation of the common parts of the DOFManagers
*
* @section LICENSE
*
* Copyright (©) 2010-2011 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 "dof_manager.hh"
#include "mesh.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
DOFManager::DOFManager(const Mesh & mesh, const ID & id,
const MemoryID & memory_id)
: Memory(id, memory_id), mesh(mesh) {}
/* -------------------------------------------------------------------------- */
void DOFManager::assembleElementalArrayLocalArray(
const Array<Real> & elementary_vect, Array<Real> & array_assembeled,
const ElementType & type, const GhostType & ghost_type, Real scale_factor,
const Array<UInt> & filter_elements) {
AKANTU_DEBUG_IN();
UInt nb_element;
UInt nb_nodes_per_element = Mesh::getNbNodesPerElement(type);
UInt nb_degree_of_freedom =
elementary_vect.getNbComponent() / nb_nodes_per_element;
UInt * filter_it = NULL;
if (filter_elements != empty_filter) {
nb_element = filter_elements.getSize();
filter_it = filter_elements.storage();
} else { nb_element = mesh.getNbElement(type, ghost_type); }
AKANTU_DEBUG_ASSERT(elementary_vect.getSize() == nb_element,
"The vector elementary_vect("
<< elementary_vect.getID()
<< ") has not the good size.");
const Array<UInt> connectivity = this->mesh.getConnectivity(type, ghost_type);
Array<UInt>::const_vector_iterator conn_begin =
connectivity.begin(nb_nodes_per_element);
Array<UInt>::const_vector_iterator conn_it = conn_begin;
UInt size_mat = nb_nodes_per_element * nb_degree_of_freedom;
Array<Real>::const_vector_iterator elem_it = elementary_vect.begin(size_mat);
for (UInt el = 0; el < nb_element; ++el, ++elem_it) {
if (filter_it != NULL) conn_it = conn_begin + *filter_it;
for (UInt n = 0, ld = 0; n < nb_nodes_per_element; ++n) {
UInt offset_node = (*conn_it)(n) * nb_degree_of_freedom;
for (UInt d = 0; d < nb_degree_of_freedom; ++d, ++ld) {
array_assembeled[offset_node + d] += scale_factor * (*elem_it)(ld);
}
}
if (filter_it != NULL)
++filter_it;
else
++conn_it;
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
void DOFManager::assembleElementalArrayResidual(
const ID & dof_id, const Array<Real> & elementary_vect,
const ElementType & type, const GhostType & ghost_type, Real scale_factor,
const Array<UInt> & filter_elements) {
AKANTU_DEBUG_IN();
UInt nb_nodes_per_element = Mesh::getNbNodesPerElement(type);
UInt nb_degree_of_freedom =
elementary_vect.getNbComponent() / nb_nodes_per_element;
Array<Real> array_localy_assembeled(this->mesh.getNbNodes(),
nb_degree_of_freedom);
this->assembleElementalArrayLocalArray(
elementary_vect, array_localy_assembeled, type, ghost_type, scale_factor,
filter_elements);
this->assembleToResidual(dof_id, array_localy_assembeled, scale_factor);
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
__END_AKANTU__

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