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non_local_neighborhood_base.hh
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/**
* @file non_local_neighborhood_base.hh
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Sat Sep 26 2015
* @date last modification: Tue Feb 20 2018
*
* @brief Non-local neighborhood base class
*
* @section LICENSE
*
* Copyright (©) 2015-2018 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 "neighborhood_base.hh"
#include "parsable.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_NON_LOCAL_NEIGHBORHOOD_BASE_HH__
#define __AKANTU_NON_LOCAL_NEIGHBORHOOD_BASE_HH__
namespace akantu {
class Model;
}
/* -------------------------------------------------------------------------- */
namespace akantu {
class NonLocalNeighborhoodBase : public NeighborhoodBase, public Parsable {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
NonLocalNeighborhoodBase(Model & model,
const ElementTypeMapReal & quad_coordinates,
const ID & id = "non_local_neighborhood",
const MemoryID & memory_id = 0);
~NonLocalNeighborhoodBase() override;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// create grid synchronizer and exchange ghost cells
void createGridSynchronizer() override;
void synchronize(DataAccessor<Element> & data_accessor,
const SynchronizationTag & tag) override;
/// compute weights, for instance needed for non-local damage computation
virtual void computeWeights(){};
// compute the non-local counter part for a given element type map
virtual void
weightedAverageOnNeighbours(const ElementTypeMapReal & to_accumulate,
ElementTypeMapReal & accumulated,
Int nb_degree_of_freedom,
const GhostType & ghost_type2) const = 0;
/// update the weights for the non-local averaging
virtual void updateWeights() = 0;
/// update the weights for the non-local averaging
virtual void saveWeights(const std::string &) const { AKANTU_TO_IMPLEMENT(); }
/// register a new non-local variable in the neighborhood
virtual void registerNonLocalVariable(const ID & id);
/// clean up the unneccessary ghosts
void cleanupExtraGhostElements(std::set<Element> & relevant_ghost_elements);
protected:
/// create the grid
void createGrid();
/* --------------------------------------------------------------------------
*/
/* DataAccessor inherited members */
/* --------------------------------------------------------------------------
*/
public:
inline Int getNbData(const Array<Element> &,
const SynchronizationTag &) const override {
return 0;
}
inline void packData(CommunicationBuffer &, const Array<Element> &,
const SynchronizationTag &) const override {}
inline void unpackData(CommunicationBuffer &, const Array<Element> &,
const SynchronizationTag &) override {}
/* --------------------------------------------------------------------------
*/
/* Accessors */
/* --------------------------------------------------------------------------
*/
public:
AKANTU_GET_MACRO(NonLocalVariables, non_local_variables,
const std::set<ID> &);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// list of non-local variables associated to the neighborhood
std::set<ID> non_local_variables;
};
} // namespace akantu
#endif /* __AKANTU_NON_LOCAL_NEIGHBORHOOD_BASE_HH__ */

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