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dft_tools/test/triqs/arrays/assignment.cpp

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/*******************************************************************************
*
* 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/>.
*
******************************************************************************/
#include "./common.hpp"
#include "./src/array.hpp"
#include "./src/matrix.hpp"
#include <iostream>
using namespace triqs::arrays;
int main(int argc, char **argv) {
array<long,2> A (2,3);
//array<long,2> Af (2,3, "F" );
array<long,2> Af (2,3, FORTRAN_LAYOUT );
//array<long,2> Af (2,3, memory_layout<2>('F'));
std::cout <<"Filling Af...."<<std::endl;
for (int i =0; i<2; ++i)
for (int j=0; j<3; ++j)
Af(i,j) = 10*i+ j;
// assign
A = Af;
std::cout <<"A= Af --- > A = "<<A<<std::endl;
for (int i =0; i<2; ++i)
for (int j=0; j<3; ++j)
std::cout<<" i,j = "<<i<<" "<<j<<" A="<< A(i,j)<< " should be "<< 10*i+ j<<std::endl;
std::cout<<" copy construction B(A)"<<std::endl;
array<long,2> B(Af);
for (int i =0; i<2; ++i)
for (int j=0; j<3; ++j)
std::cout<<"B "<<B(i,j)<<std::endl;
std::cout<<" B2 = A"<<std::endl;
array<long,2> B2;
B2 = A;
for (int i =0; i<2; ++i)
for (int j=0; j<3; ++j)
std::cout<<"B2 "<<B2(i,j)<<std::endl;
array<double,2> F = A;
std::cout<<" F = A"<<F<<std::endl;
matrix<std::complex<double> > M1(2,2), M2(2,2);
M1() = 0;
A()=0;
std::cerr<< " is scalar "<< is_scalar_for< int, matrix<std::complex<double> > >::type::value<< std::endl;
return 0;
}