mirror of
https://github.com/triqs/dft_tools
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128 lines
3.4 KiB
Plaintext
128 lines
3.4 KiB
Plaintext
/*******************************************************************************
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*
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* TRIQS: a Toolbox for Research in Interacting Quantum Systems
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*
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* Copyright (C) 2011 by O. Parcollet
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*
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* TRIQS is free software: you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* TRIQS. If not, see <http://www.gnu.org/licenses/>.
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*
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******************************************************************************/
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#include "./python_stuff.hpp"
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#include "./src/h5/array_proxy.hpp"
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#include "./src/h5/simple_read_write.hpp"
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#include <iostream>
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#include "./src/asserts.hpp"
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using namespace triqs::arrays;
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template < class T>
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void test(std::string filename, T init) {
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h5::H5File file( filename.c_str(), H5F_ACC_TRUNC );
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const size_t N = 12, d= 2;
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array<T,2> A(d,d+1), A2(d,d+1);
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array<T,3> A_stack_keep(N,d,d+1), A_stack_compare(N,d,d+1);
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array<T,1> B(d), B2(d);
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array<T,2> B_stack_keep(N,d), B_stack_compare(N,d);
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for (size_t u = 0; u<N; ++u) {
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A() = double(u+1)* init;
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B() = double(u+1)* init;
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A(0,0) *=2;
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B(0) *=2;
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A_stack_keep(u,range(),range()) = A;
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B_stack_keep(u,range()) = B;
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}
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array<T,2> M(6,6);
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for (int u = 0; u<6; ++u)
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for (int v = 0; v<6; ++v)
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M(u,v) = 10*u + v;
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h5_write( file, "A", A_stack_keep);
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h5_write( file, "A2", A_stack_keep);
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h5_write( file, "B", B_stack_keep);
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h5_write( file, "M", M);
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h5::array_proxy<T,3,3> P( file, "A2");
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P (0,range(), range()) = T(2) *A;
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h5::array_proxy<T,3,3> Pnew( file, "Z", make_shape(2,2,3) );
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file.close();
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// READING
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//
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h5::H5File file2 ( filename.c_str(), H5F_ACC_RDONLY );
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h5::array_proxy<T,3,3> AA( file2, "A");
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A_stack_compare = AA;
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assert_all_close (A_stack_keep, A_stack_compare, 1.e-13);
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std::cerr << "A_stack_compare = "<< A_stack_compare << std::endl;
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array<T,2> A3(1,1);
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for (size_t u = 0; u<N; ++u) {
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A() = double(u+1)* init;
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B() = double(u+1)* init;
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A(0,0) *=2;
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B(0) *=2;
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A2 = AA (u,range(), range()) ;
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std::cerr << "A from file = "<< A2 << std::endl;
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std::cerr << " ... should be = "<< A << std::endl;
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assert_all_close (A, A2, 1.e-15);
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A3 = AA (u,range(), range()) ;
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std::cerr << "A from file with resize = "<< A3 << std::endl;
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std::cerr << " ... should be = "<< A << std::endl;
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assert_all_close (A, A3, 1.e-15);
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}
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std::cerr << " ... done ... now matrix "<< std::endl;
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h5::array_proxy<T,2> Pm( file2, "M");
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A3 = Pm;
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std::cerr << "M from file with resize = "<< A3 << std::endl;
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std::cerr << " ... should be = "<< M << std::endl;
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assert_all_close (M, A3, 1.e-15);
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A3 = Pm( range(1,6,2), range (1,6,2));
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array_view<T,2> V = M( range(1,6,2), range (1,6,2));
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std::cerr << "M from file with resize = "<< A3 << std::endl;
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std::cerr << " ... should be = "<< V << std::endl;
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assert_all_close (V, A3, 1.e-15);
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std::cerr << " ... done "<< std::endl;
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file2.close();
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}
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int main(int argc, char **argv) {
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init_python_stuff(argc,argv);
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test("proxy_d.h5", 1.0 );
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test("proxy_c.h5", std::complex<double>(1,2) );
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}
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