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Added more detailed test of Gkom... does not compile.

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tayral 2014-02-21 18:14:00 +01:00 committed by Olivier Parcollet
parent b8d7373177
commit 300b016b75
1 changed files with 62 additions and 0 deletions
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test/triqs/gfs/g_k_om2.cpp Normal file
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#define TRIQS_ARRAYS_ENFORCE_BOUNDCHECK
#include <triqs/gfs.hpp>
#include <triqs/gfs/bz.hpp>
using namespace triqs::gfs;
using namespace triqs::clef;
using namespace triqs::arrays;
using namespace triqs::lattice;
template <typename Function, typename Mesh>
// requires ( is_function_on_mesh<Function,Mesh>())
auto sum(Function const &f, Mesh const &m)->decltype(f(typename Mesh::mesh_point_t{})) {
//auto sum(Function const &f, Mesh const &m) {
auto res = decltype(f(typename Mesh::mesh_point_t{})) {};
for (auto const &x : m) res = res + f(x);
return res;
}
namespace triqs {
namespace clef {
TRIQS_CLEF_MAKE_FNT_LAZY(sum);
TRIQS_CLEF_MAKE_FNT_LAZY(conj);
}
}
#define TEST(X) std::cout << BOOST_PP_STRINGIZE((X)) << " ---> " << (X) << std::endl << std::endl;
int main() {
try {
double beta = 1;
auto bz_ = brillouin_zone{bravais_lattice{make_unit_matrix<double>(2)}};
auto g_eps = gf<bz>{{bz_, 20}, {1, 1}};
auto G_k_iom = gf<cartesian_product<bz, imfreq>>{{{bz_, 20}, {beta, Fermion, 100}}, {1, 1}};
// try to assign to expression
placeholder<0> k_;
placeholder<1> w_;
auto eps = make_expr( [](k_t const& k) { return -2 * (cos(k(0)) + cos(k(1))); }) ;
G_k_iom(k_, w_) << 1 / (w_ - eps(k_));
auto G_loc = gf<imfreq>{{beta,Fermion, 100}};
//G_loc(w_) << sum(k_ >> G_k_iom(k_,w_), g_eps.mesh());//does not compile
TEST(G_loc(0));
auto G_k_tau = gf<cartesian_product<bz, imtime>>{{{bz_, 20}, {beta, Fermion, 100}}, {1, 1}};
//curry<1>(G_k_tau) [k_] << inverse_fourier(curry<1>(G_k_iom)[k_]); //does not compile
//TEST(G_k_tau(0,0));
// hdf5
//H5::H5File file("ess_g_k_om.h5", H5F_ACC_TRUNC );
//h5_write(file, "g", G);
}
TRIQS_CATCH_AND_ABORT;
}