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gf: fix test_fourier_matsubara

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remove the call to implementation routines
This commit is contained in:
Olivier Parcollet 2013-11-30 22:28:51 +01:00
parent fb6b47cacf
commit 72b1f081ac
1 changed files with 2 additions and 18 deletions
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20
test/triqs/gfs/test_fourier_matsubara.cpp
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@ -5,14 +5,6 @@ using namespace triqs::arrays;
#define TEST(X) std::cout << BOOST_PP_STRINGIZE((X)) << " ---> "<< (X) <<std::endl<<std::endl; #define TEST(X) std::cout << BOOST_PP_STRINGIZE((X)) << " ---> "<< (X) <<std::endl<<std::endl;
#include <triqs/gfs/local/fourier_matsubara.hpp> #include <triqs/gfs/local/fourier_matsubara.hpp>
namespace triqs { namespace gfs {
// defined in the cpp file
void inverse_fourier_impl(gf_view<imtime, scalar_valued> gt, gf_const_view<imfreq, scalar_valued> gw);
void inverse_fourier_impl(gf_view<imtime, matrix_valued> gt, gf_const_view<imfreq, matrix_valued> gw);
template <typename Opt> void fourier_impl(gf_view<imfreq, scalar_valued, Opt> gw, gf_const_view<imtime, scalar_valued, Opt> gt);
template <typename Opt> void fourier_impl(gf_view<imfreq, matrix_valued, Opt> gw, gf_const_view<imtime, matrix_valued, Opt> gt);
}}
int main() { int main() {
double precision=10e-9; double precision=10e-9;
@ -24,24 +16,16 @@ int main() {
auto Gw1 = gf<imfreq> {{beta, Fermion, N}, {1,1}}; auto Gw1 = gf<imfreq> {{beta, Fermion, N}, {1,1}};
Gw1(om_) << 1/(om_-E); Gw1(om_) << 1/(om_-E);
// for(auto const& w:Gw1.mesh()){
// std::cout<<"w="<<std::complex<double>(w)<<", Gw1=" << Gw1[w](0,0)<<std::endl;
// }
h5_write(file, "Gw1", Gw1); // the original lorentzian h5_write(file, "Gw1", Gw1); // the original lorentzian
auto Gt1 = gf<imtime> {{beta, Fermion, N}, {1,1}}; auto Gt1 = gf<imtime> {{beta, Fermion, N}, {1,1}};
inverse_fourier_impl(Gt1, Gw1); Gt1() = inverse_fourier(Gw1);
// for(auto const& t:Gt1.mesh()){
// std::cout<<"t="<<t<<", expected="<<exp(-E*t) * ( (t>0?-1:0)+1/(1+exp(E*beta)) )<<std::endl;
// }
h5_write(file, "Gt1", Gt1); // the lorentzian TF : lorentzian_inverse h5_write(file, "Gt1", Gt1); // the lorentzian TF : lorentzian_inverse
///verification that TF(TF^-1)=Id ///verification that TF(TF^-1)=Id
auto Gw1b = gf<imfreq> {{beta, Fermion, N}, {1,1}}; auto Gw1b = gf<imfreq> {{beta, Fermion, N}, {1,1}};
fourier_impl<void>(Gw1b, Gt1); Gw1b() = fourier(Gt1);
for(auto const& w:Gw1.mesh()){ for(auto const& w:Gw1.mesh()){
// std::cout<<"w="<<std::complex<double>(w)<<",Gw1b=" << Gw1b(w)(0,0)<<std::endl;
// std::cout<<"w="<<std::complex<double>(w)<<",Delta Gw1b=" << Gw1b(w)(0,0)-Gw1(w)(0,0)<<std::endl;
if ( std::abs(Gw1b[w](0,0)-Gw1[w](0,0)) > precision) TRIQS_RUNTIME_ERROR<<" fourier_matsubara error : w="<<std::complex<double>(w)<<" ,Gw1b="<<std::abs(Gw1b[w](0,0))<<"\n"; if ( std::abs(Gw1b[w](0,0)-Gw1[w](0,0)) > precision) TRIQS_RUNTIME_ERROR<<" fourier_matsubara error : w="<<std::complex<double>(w)<<" ,Gw1b="<<std::abs(Gw1b[w](0,0))<<"\n";
} }
h5_write(file,"Gw1b",Gw1b); // must be 0 h5_write(file,"Gw1b",Gw1b); // must be 0