dft_tools/test/triqs/arrays/serialization.cpp

/*******************************************************************************
 *
 * TRIQS: a Toolbox for Research in Interacting Quantum Systems
 *
 * Copyright (C) 2011 by O. Parcollet
 *
 * TRIQS is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * TRIQS 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * TRIQS. If not, see <http://www.gnu.org/licenses/>.
 *
 ******************************************************************************/
#define TRIQS_ARRAYS_ENFORCE_BOUNDCHECK

#include "./common.hpp"
#include "./src/array.hpp"
#include <iostream>
#include <fstream>

using std::cout; using std::endl;
using namespace triqs::arrays;

#include <boost/archive/text_oarchive.hpp>
#include <boost/archive/text_iarchive.hpp>

int main(int argc, char **argv) {

 

 array<long,2> A (2,3);
 
 for (int i =0; i<2; ++i)
  for (int j=0; j<3; ++j) 
   A(i,j) = 10*i+ j;

 array_view<long,1>  SL( A(0,range(0,3)));
 std::cout<<"A = "<<A<<std::endl;
 std::cout<<"SLICE : A(0,range(0,3))  "<<SL<<std::endl;

 // create and open a character archive for output
 std::ofstream ofs("arch1");
 {
  boost::archive::text_oarchive oa(ofs);
  // write class instance to archive
  oa << A ;
  oa << SL;
  // archive and stream closed when destructors are called
 }

 for (int i =0; i<2; ++i)
  for (int j=0; j<3; ++j) 
   A(i,j)=0;
 std::cout<<"A = "<<A<<std::endl;
 std::cout<<"SLICE : A(0,range(0,3))  "<<SL<<std::endl;

 {
  // create and open an archive for input
  std::ifstream ifs("arch1");
  boost::archive::text_iarchive ia(ifs);
  // read class state from archive
  ia >> A>> SL;
  // archive and stream closed when destructors are called
 }
 
 std::cout<<"A is "<<A<<std::endl;
 
 std::cout<<"SLICE : A(0,range(0,3))  "<<SL<<std::endl;

 std::cout<<"Setting A(0,0) =56 "<<std::endl;
 SL(0) = 56;
 std::cout<<"A is "<<A<<std::endl;
 std::cout<<"SLICE : A(0,range(0,3))  "<<SL<<std::endl;

}