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rAKA/src/synchronizer/node_info_per_processor.hh
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node_info_per_processor.hh
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/**
* @file node_info_per_processor.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Wed Mar 16 2016
* @date last modification: Wed Nov 08 2017
*
* @brief Helper classes to create the distributed synchronizer and distribute
* a mesh
*
* @section LICENSE
*
* Copyright (©) 2016-2018 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 "mesh_accessor.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_NODE_INFO_PER_PROCESSOR_HH__
#define __AKANTU_NODE_INFO_PER_PROCESSOR_HH__
namespace akantu {
class NodeSynchronizer;
class Communicator;
}
/* -------------------------------------------------------------------------- */
namespace akantu {
class NodeInfoPerProc : protected MeshAccessor {
public:
NodeInfoPerProc(NodeSynchronizer & synchronizer, UInt message_cnt, UInt root);
void synchronize();
protected:
virtual void synchronizeNodes() = 0;
virtual void synchronizeTypes() = 0;
virtual void synchronizeGroups() = 0;
virtual void synchronizePeriodicity() = 0;
protected:
template <class CommunicationBuffer>
void fillNodeGroupsFromBuffer(CommunicationBuffer & buffer);
void fillNodesType();
void fillCommunicationScheme(const Array<UInt> &);
void fillPeriodicPairs(const Array<UInt> &, std::vector<UInt> &);
void receiveMissingPeriodic(DynamicCommunicationBuffer &);
protected:
NodeSynchronizer & synchronizer;
const Communicator & comm;
UInt rank;
UInt nb_proc;
UInt root;
Mesh & mesh;
UInt spatial_dimension;
UInt message_count;
};
/* -------------------------------------------------------------------------- */
class MasterNodeInfoPerProc : public NodeInfoPerProc {
public:
MasterNodeInfoPerProc(NodeSynchronizer & synchronizer, UInt message_cnt,
UInt root);
void synchronizeNodes() override;
void synchronizeTypes() override;
void synchronizeGroups() override;
void synchronizePeriodicity() override;
private:
/// get the list of nodes to send and send them
std::vector<Array<UInt>> nodes_per_proc;
Array<UInt> nb_nodes_per_proc;
Array<Real> all_nodes;
Array<NodeFlag> all_periodic_flags;
Array<Int> nodes_pranks;
};
/* -------------------------------------------------------------------------- */
class SlaveNodeInfoPerProc : public NodeInfoPerProc {
public:
SlaveNodeInfoPerProc(NodeSynchronizer & synchronizer, UInt message_cnt,
UInt root);
void synchronizeNodes() override;
void synchronizeTypes() override;
void synchronizeGroups() override;
void synchronizePeriodicity() override;
private:
};
} // akantu
#endif /* __AKANTU_NODE_INFO_PER_PROCESSOR_HH__ */
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