3
0
mirror of https://github.com/triqs/dft_tools synced 2024-12-29 07:35:47 +01:00
dft_tools/triqs/gfs/local/no_tail.hpp
Olivier Parcollet 579368f24b gf. Clean Fourier
- lazy_fourier and co --> fourier
- ex fourier --> make_gf_from_fourier to make a new gf
- = fourier (g) works only iif lhs is a view, like scalar.
- updated python (commented fourier method).
2013-10-23 18:46:55 +02:00

49 lines
1.9 KiB
C++

/*******************************************************************************
*
* TRIQS: a Toolbox for Research in Interacting Quantum Systems
*
* Copyright (C) 2013-2014 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/>.
*
******************************************************************************/
#pragma once
#include "../tools.hpp"
#include "../gf.hpp"
#include "./tail.hpp"
namespace triqs {
namespace gfs {
struct no_tail {};
template <typename Variable, typename Target, bool V, bool C>
gf_view<Variable, Target, no_tail, C> make_gf_view_without_tail(gf_impl<Variable, Target, void, V, C> const &g) {
return {g.mesh(), g.data(), {}, g.symmetry()};
}
template <typename Variable, typename Target, bool V, bool C>
gf_view<Variable, Target> make_gf_from_g_and_tail(gf_impl<Variable, Target, no_tail, V, C> const &g, local::tail t) {
auto g2 = gf<Variable, Target, no_tail>{g}; // copy the function without tail
return {std::move(g2.mesh()), std::move(g2.data()), std::move(t), g2.symmetry()};
}
template <typename Variable, typename Target, bool V, bool C>
gf_view<Variable, Target, void, C> make_gf_view_from_g_and_tail(gf_impl<Variable, Target, no_tail, V, C> const &g,
local::tail_view t) {
return {g.mesh(), g.data(), t, g.symmetry()};
}
}
}