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neighborhood_base.hh
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/**
* @file 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: Wed Jan 31 2018
*
* @brief Generic neighborhood of quadrature points
*
*
* 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_NEIGHBORHOOD_BASE_HH_
#define AKANTU_NEIGHBORHOOD_BASE_HH_
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "aka_memory.hh"
#include "data_accessor.hh"
#include "integration_point.hh"
#include "synchronizer_registry.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
class Model;
template <class T> class SpatialGrid;
class GridSynchronizer;
class RemovedElementsEvent;
} // namespace akantu
namespace akantu {
class NeighborhoodBase : protected Memory,
public DataAccessor<Element>,
public SynchronizerRegistry {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
NeighborhoodBase(Model & model,
const ElementTypeMapArray<Real> & quad_coordinates,
const ID & id = "neighborhood",
const MemoryID & memory_id = 0);
~NeighborhoodBase() override;
using PairList = std::vector<std::pair<IntegrationPoint, IntegrationPoint>>;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// intialize the neighborhood
virtual void initNeighborhood();
// /// create a synchronizer registry
// void createSynchronizerRegistry(DataAccessor * data_accessor);
/// initialize the material computed parameter
inline void insertIntegrationPoint(const IntegrationPoint & quad,
const Vector<Real> & coords);
/// create the pairs of quadrature points
void updatePairList();
/// save the pairs of quadrature points in a file
void savePairs(const std::string & filename) const;
/// save the coordinates of all neighbors of a quad
void saveNeighborCoords(const std::string & filename) const;
/// create grid synchronizer and exchange ghost cells
virtual void createGridSynchronizer() = 0;
virtual void synchronize(DataAccessor<Element> & data_accessor,
const SynchronizationTag & tag) = 0;
/// inherited function from MeshEventHandler
virtual void
onElementsRemoved(const Array<Element> & element_list,
const ElementTypeMapArray<UInt> & new_numbering,
const RemovedElementsEvent & event);
protected:
/// create the grid
void createGrid();
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
AKANTU_GET_MACRO(SpatialDimension, spatial_dimension, UInt);
AKANTU_GET_MACRO(Model, model, const Model &);
/// return the object handling synchronizers
const PairList & getPairLists(GhostType type) {
return pair_list[type == _not_ghost ? 0 : 1];
}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// the model to which the neighborhood belongs
Model & model;
/// Radius of impact: to determine if two quadrature points influence each
/// other
Real neighborhood_radius;
/**
* the pairs of quadrature points
* 0: not ghost to not ghost
* 1: not ghost to ghost
*/
std::array<PairList, 2> pair_list;
/// the regular grid to construct/update the pair lists
std::unique_ptr<SpatialGrid<IntegrationPoint>> spatial_grid;
bool is_creating_grid;
/// the grid synchronizer for parallel computations
std::unique_ptr<GridSynchronizer> grid_synchronizer;
/// the quadrature point positions
const ElementTypeMapArray<Real> & quad_coordinates;
/// the spatial dimension of the problem
const UInt spatial_dimension;
};
} // namespace akantu
#include "neighborhood_base_inline_impl.hh"
#endif /* AKANTU_NEIGHBORHOOD_BASE_HH_ */

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