doxygen_documentation/git-master/AutoPasConfigurationCommunicator_8h_source.html

#pragma once


#include <array>

#include <cstddef>

#include <vector>


#include "WrapMPI.h"

#include "autopas/containers/ParticleContainerInterface.h"

#include "autopas/tuning/Configuration.h"

#include "autopas/utils/ExceptionHandler.h"

#include "autopas/utils/NumberSet.h"


namespace autopas::utils::AutoPasConfigurationCommunicator {


using SerializedConfiguration = std::array<std::byte, serializedConfigurationSize>;


void distributeRanksInBuckets(AutoPas_MPI_Comm comm, AutoPas_MPI_Comm *bucket, double smoothedPDBinStdDevDensity,

                              double smoothedPDBinMaxDensity, double MPITuningMaxDifferenceForBucket,

                              double MPITuningWeightForMaxDensity);


SerializedConfiguration serializeConfiguration(const Configuration &configuration);


std::vector<std::byte> serializeConfigurations(const std::vector<Configuration> &configurations);


Configuration deserializeConfiguration(const SerializedConfiguration &config);


std::vector<Configuration> deserializeConfigurations(const std::vector<std::byte> &configurationsSerialized);


Configuration findGloballyBestConfiguration(AutoPas_MPI_Comm comm, Configuration localOptimalConfig,

                                            long localOptimalTime);


std::vector<Configuration> gatherConfigurations(AutoPas_MPI_Comm comm,

                                                const std::vector<Configuration> &localConfigurations, int root);


}  // namespace autopas::utils::AutoPasConfigurationCommunicator

Configuration.h

ExceptionHandler.h

NumberSet.h

ParticleContainerInterface.h

WrapMPI.h

autopas::Configuration
Class containing multiple options that form an algorithm configuration for the pairwise iteration.
Definition: Configuration.h:30

autopas::utils::AutoPasConfigurationCommunicator
Provides several functions for handling configurations among mpi ranks.
Definition: AutoPasConfigurationCommunicator.cpp:15

autopas::utils::AutoPasConfigurationCommunicator::findGloballyBestConfiguration
Configuration findGloballyBestConfiguration(AutoPas_MPI_Comm comm, Configuration localOptimalConfig, long localOptimalTime)
Handles communication to select the globally best configuration.
Definition: AutoPasConfigurationCommunicator.cpp:17

autopas::utils::AutoPasConfigurationCommunicator::distributeRanksInBuckets
void distributeRanksInBuckets(AutoPas_MPI_Comm comm, AutoPas_MPI_Comm *bucket, double smoothedPDBinStdDevDensity, double smoothedPDBinMaxDensity, double MPITuningMaxDifferenceForBucket, double MPITuningWeightForMaxDensity)
Distribute ranks in buckets, which contain only ranks with similar scenarios.
Definition: AutoPasConfigurationCommunicator.cpp:101

autopas::utils::AutoPasConfigurationCommunicator::gatherConfigurations
std::vector< Configuration > gatherConfigurations(AutoPas_MPI_Comm comm, const std::vector< Configuration > &localConfigurations, int root)
Gather the configuration vectors of all ranks in the communicator into one vector at the root process...
Definition: AutoPasConfigurationCommunicator.cpp:153

autopas::utils::AutoPasConfigurationCommunicator::serializeConfiguration
SerializedConfiguration serializeConfiguration(const Configuration &configuration)
Serializes a configuration object for communication via MPI.
Definition: AutoPasConfigurationCommunicator.cpp:41

autopas::utils::AutoPasConfigurationCommunicator::deserializeConfigurations
std::vector< Configuration > deserializeConfigurations(const std::vector< std::byte > &configurationsSerialized)
Deserialize a vector of bytes into a vector of configurations.
Definition: AutoPasConfigurationCommunicator.cpp:84

autopas::utils::AutoPasConfigurationCommunicator::deserializeConfiguration
Configuration deserializeConfiguration(const SerializedConfiguration &config)
Recreates a Configuration object from the object obtained by _serializeConfiguration.
Definition: AutoPasConfigurationCommunicator.cpp:72

autopas::utils::AutoPasConfigurationCommunicator::serializeConfigurations
std::vector< std::byte > serializeConfigurations(const std::vector< Configuration > &configurations)
Serialize a vector of configuration objects into a vector of bytes via serializeConfiguration().
Definition: AutoPasConfigurationCommunicator.cpp:59

autopas::utils::AutoPasConfigurationCommunicator::SerializedConfiguration
std::array< std::byte, serializedConfigurationSize > SerializedConfiguration
Type definition for the serialization of configurations.
Definition: AutoPasConfigurationCommunicator.h:30

autopas::AutoPas_MPI_Comm
AutoPas_MPI_Comm
Dummy for MPI_Comm.
Definition: WrapMPI.h:113