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rAKA/common/syncronized_array.cc
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syncronized_array.cc
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/**
* @file syncronized_array.cc
* @author David Kammer <david.kammer@epfl.ch>
* @date Wed Mar 13 07:16:54 2013
*
* @brief implementation of syncronized array function
*
* @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/>.
*
*/
/* -------------------------------------------------------------------------- */
// std
#include <iostream>
#include <fstream>
// simtools
#include "syncronized_array.hh"
__BEGIN_SIMTOOLS__
/* -------------------------------------------------------------------------- */
template<class T>
SyncronizedArray<T>::SyncronizedArray(UInt size,
UInt nb_component,
SyncronizedArray<T>::const_reference value,
const ID & id,
SyncronizedArray<T>::const_reference default_value,
const std::string restart_name) :
SyncronizedArrayBase(),
Array<T>(size, nb_component, value, id),
default_value(default_value),
deleted_elements(0),
nb_added_elements(size),
depending_arrays(0),
restart_name(restart_name) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<class T>
void SyncronizedArray<T>::syncElements(SyncChoice sync_choice) {
AKANTU_DEBUG_IN();
if (sync_choice == _deleted) {
std::vector<SyncronizedArrayBase *>::iterator it;
for (it=depending_arrays.begin(); it != depending_arrays.end(); ++it) {
UInt vec_size = (*it)->syncDeletedElements(this->deleted_elements);
AKANTU_DEBUG_ASSERT(vec_size == this->size,
"Synchronized arrays do not have the same length" <<
"(may be a double synchronization)");
}
this->deleted_elements.clear();
}
else if (sync_choice == _added) {
std::vector<SyncronizedArrayBase *>::iterator it;
for (it=depending_arrays.begin(); it != depending_arrays.end(); ++it) {
UInt vec_size = (*it)->syncAddedElements(this->nb_added_elements);
AKANTU_DEBUG_ASSERT(vec_size == this->size,
"Synchronized arrays do not have the same length" <<
"(may be a double synchronization)");
}
this->nb_added_elements = 0;
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<class T>
UInt SyncronizedArray<T>::syncDeletedElements(std::vector<UInt> & del_elements) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_ASSERT(nb_added_elements == 0 && deleted_elements.size() == 0,
"Cannot sync with a SyncronizedArray if it has already been modified");
std::vector<UInt>::const_iterator it;
for (it = del_elements.begin(); it != del_elements.end(); ++it) {
erase(*it);
}
syncElements(_deleted);
AKANTU_DEBUG_OUT();
return this->size;
}
/* -------------------------------------------------------------------------- */
template<class T>
UInt SyncronizedArray<T>::syncAddedElements(UInt nb_add_elements) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_ASSERT(nb_added_elements == 0 && deleted_elements.size() == 0,
"Cannot sync with a SyncronizedArray if it has already been modified");
for (UInt i=0; i<nb_add_elements; ++i) {
push_back(this->default_value);
}
syncElements(_added);
AKANTU_DEBUG_OUT();
return this->size;
}
/* -------------------------------------------------------------------------- */
template<typename T>
void SyncronizedArray<T>::registerDependingArray(SyncronizedArrayBase & array) {
AKANTU_DEBUG_IN();
this->depending_arrays.push_back(&array);
array.syncAddedElements(this->size);
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<typename T>
void SyncronizedArray<T>::printself(std::ostream & stream, int indent) const {
AKANTU_DEBUG_IN();
std::string space;
for(Int i = 0; i < indent; i++, space += AKANTU_INDENT);
stream << space << "SyncronizedArray<" << debug::demangle(typeid(T).name()) << "> [" << std::endl;
stream << space << " + default_value : " << this->default_value << std::endl;
stream << space << " + nb_added_elements : " << this->nb_added_elements << std::endl;
stream << space << " + deleted_elements : ";
for(std::vector<UInt>::const_iterator it = this->deleted_elements.begin();
it != this->deleted_elements.end();
++it)
stream << *it << " ";
stream << std::endl;
stream << space << " + depending_arrays : ";
for (std::vector<SyncronizedArrayBase *>::const_iterator it = this->depending_arrays.begin();
it!=this->depending_arrays.end();
++it)
stream << (*it)->getID() << " ";
stream << std::endl;
Array<T>::printself(stream, indent+1);
stream << space << "]" << std::endl;
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<typename T>
void SyncronizedArray<T>::dumpRestartFile(std::string file_name) const {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_ASSERT(nb_added_elements == 0 && deleted_elements.size() == 0,
"Restart File for SyncronizedArray " << this->id <<
" should not be dumped as it is not synchronized yet");
std::stringstream name;
name << file_name << "-" << this->restart_name << ".rs";
std::ofstream out_restart;
out_restart.open(name.str().c_str());
out_restart << this->size << " " << this->nb_component << std::endl;
Real size_comp = this->size * this->nb_component;
for (UInt i=0; i<size_comp; ++i)
out_restart << std::setprecision(12) << this->values[i] << " ";
// out_restart << std::hex << std::setprecision(12) << this->values[i] << " ";
out_restart << std::endl;
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<typename T>
void SyncronizedArray<T>::readRestartFile(std::string file_name) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_ASSERT(nb_added_elements == 0 && deleted_elements.size() == 0,
"Restart File for SyncronizedArray " << this->id <<
" should not be read as it is not synchronized yet");
std::stringstream name;
name << file_name << "-" << this->restart_name << ".rs";
std::ifstream infile;
infile.open(name.str().c_str());
std::string line;
// get size and nb_component info
AKANTU_DEBUG_ASSERT(infile.good(), "Could not read restart file for " <<
"SyncronizedArray " << this->id);
getline(infile, line);
std::stringstream size_comp(line);
size_comp >> this->size;
size_comp >> this->nb_component;
// get elements in array
getline(infile, line);
std::stringstream data(line);
for (UInt i=0; i<this->size * this->nb_component; ++i) {
AKANTU_DEBUG_ASSERT(!data.eof(), "Read SyncronizedArray " << this->id <<
" got to the end of the file before having read all data!");
data >> this->values[i];
// data >> std::hex >> this->values[i];
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template class SyncronizedArray<Real>;
template class SyncronizedArray<UInt>;
template class SyncronizedArray<Int>;
template class SyncronizedArray<bool>;
__END_SIMTOOLS__
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