mirror of
https://github.com/triqs/dft_tools
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112 lines
3.3 KiB
C++
112 lines
3.3 KiB
C++
/*******************************************************************************
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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 "./common.hpp"
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#include "./src/h5/array_stack.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 std::cout; using std::endl;
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using namespace triqs::arrays;
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using namespace triqs;
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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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h5::group top (file);
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const size_t N = 12, bufsize = 5, d= 2;
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array<T,2> A(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);
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array<T,2> B_stack_keep(N,d), B_stack_compare(N,d);
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T C;
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array<T,1> C_stack_keep(N), C_stack_compare(N);
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//h5::array_stack<T,2> SA( file, "A", A.shape() , bufsize);
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//h5::array_stack<T,1> SB( top, "B", B.shape() , bufsize);
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//h5::array_stack<T,0> SC( top, "C", mini_vector<size_t,0>() , bufsize);
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array_stack< array<T,2 > > SA( top, "A", A.shape() , bufsize);
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array_stack< array<T,1 > > SB( top, "B", B.shape() , bufsize);
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array_stack< T> SC( top, "C", bufsize);
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//h5::array_stack< T> SC( top, "C", mini_vector<size_t,0>() , bufsize); // also valid ...
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//h5::array_stack< array<T,1 > > SB2( top, "B", bufsize); // does not compile
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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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C = double(u+1)* init;
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A(0,0) *=2;
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B(0) *=2;
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SA() = A; ++SA;
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//SB() = B; ++SB;
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SB << B;
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SC << C;
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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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C_stack_keep(u) = C;
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}
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SA.flush();
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SB.flush();
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SC.flush();
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file.close(); // end writing
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// now we read the file and compare
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H5::H5File file2( filename.c_str() ,H5F_ACC_RDONLY );
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h5::group top2(file2);
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h5_read (top2, "A",A_stack_compare);
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std::cerr<< "A keep "<< A_stack_keep<<std::endl;
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std::cerr<< "A in file "<< A_stack_compare<<std::endl;
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assert_all_close (A_stack_keep, A_stack_compare, 1.e-13);
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h5_read (top2, "B",B_stack_compare);
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std::cerr<< "B keep "<< B_stack_keep<<std::endl;
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std::cerr<< "B in file "<< B_stack_compare<<std::endl;
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assert_all_close (B_stack_keep, B_stack_compare, 1.e-13);
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h5_read (top2, "C",C_stack_compare);
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std::cerr<< "C keep "<< C_stack_keep<<std::endl;
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std::cerr<< "C in file "<< C_stack_compare<<std::endl;
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assert_all_close (C_stack_keep, C_stack_compare, 1.e-13);
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file2.close();
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}
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int main(int argc, char **argv) {
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test("stack_d.h5", 1.0 );
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test("stack_c.h5", std::complex<double>(1,2) );
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}
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