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fixed contraction issue

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This commit is contained in:
Felix Erben 2019-05-17 10:50:15 +01:00
parent acd5a01b65
commit 435653490e
2 changed files with 19 additions and 15 deletions
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10
Grid/qcd/utils/A2Autils.h
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@ -183,7 +183,8 @@ void A2Autils<FImpl>::NucleonFieldMom(Eigen::Tensor<ComplexD,6> &mat,
for(int j=0;j<twoBlock;j++){ for(int j=0;j<twoBlock;j++){
auto v2 = conjugate(two[j]._odata[ss]); //auto v2 = conjugate(two[j]._odata[ss]);
auto v2 = two[j]._odata[ss];
// C = i gamma_2 gamma_4 => C gamma_5 = - i gamma_1 gamma_3 // C = i gamma_2 gamma_4 => C gamma_5 = - i gamma_1 gamma_3
//auto v2g = v2*Gamma(Gamma::Algebra::SigmaXZ); //auto v2g = v2*Gamma(Gamma::Algebra::SigmaXZ);
//auto v2g=v2; //auto v2g=v2;
@ -209,6 +210,13 @@ void A2Autils<FImpl>::NucleonFieldMom(Eigen::Tensor<ComplexD,6> &mat,
+ pv1()(s1)(2) * v2()(s2)(0) * gv3()(s2)(1) + pv1()(s1)(2) * v2()(s2)(0) * gv3()(s2)(1)
- pv1()(s1)(2) * v2()(s2)(1) * gv3()(s2)(0); - pv1()(s1)(2) * v2()(s2)(1) * gv3()(s2)(0);
}} }}
/*if (i+j+k == 0) {
Serializable::WriteMember(std::cout, pv1);
Serializable::WriteMember(std::cout, v2);
Serializable::WriteMember(std::cout, gv3);
Serializable::WriteMember(std::cout, vv);
}*/
// After getting the sitewise product do the mom phase loop // After getting the sitewise product do the mom phase loop
int base = Nmom*i+Nmom*oneBlock*j+Nmom*oneBlock*twoBlock*k+Nmom*oneBlock*twoBlock*threeBlock*r; int base = Nmom*i+Nmom*oneBlock*j+Nmom*oneBlock*twoBlock*k+Nmom*oneBlock*twoBlock*threeBlock*r;

24
Hadrons/Modules/MDistil/Baryon2pt.hpp
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@ -186,20 +186,16 @@ void TBaryon2pt<FImpl>::execute(void)
Eigen::array<Eigen::IndexPair<int>, 3> product_dims = { Eigen::IndexPair<int>(0,epsilon[pairs[ipair]][0]),Eigen::IndexPair<int>(1,epsilon[pairs[ipair]][1]) ,Eigen::IndexPair<int>(2,epsilon[pairs[ipair]][2]) }; Eigen::array<Eigen::IndexPair<int>, 3> product_dims = { Eigen::IndexPair<int>(0,epsilon[pairs[ipair]][0]),Eigen::IndexPair<int>(1,epsilon[pairs[ipair]][1]) ,Eigen::IndexPair<int>(2,epsilon[pairs[ipair]][2]) };
for (int imom=0 ; imom < Nmom ; imom++){ for (int imom=0 ; imom < Nmom ; imom++){
std::cout << imom << std::endl; std::cout << imom << std::endl;
Eigen::Tensor<Complex,6> B6L = BFieldL.BField.chip(imom,0); Eigen::Tensor<Complex,5> B5L = BFieldL.BField.chip(imom,0);
Eigen::Tensor<Complex,6> B6R = BFieldR.BField.chip(imom,0); Eigen::Tensor<Complex,5> B5R = BFieldR.BField.chip(imom,0);
for (int ig=0 ; ig < Ngamma ; ig++){ for (int t=0 ; t < Nt ; t++){
Eigen::Tensor<Complex,5> B5L = B6L.chip(ig,0); Eigen::Tensor<Complex,4> B4L = B5L.chip(t,0);
Eigen::Tensor<Complex,5> B5R = B6R.chip(ig,0); Eigen::Tensor<Complex,4> B4R = B5R.chip(tsrc,0);
for (int t=0 ; t < Nt ; t++){ for (int is=0 ; is < 4 ; is++){
Eigen::Tensor<Complex,4> B4L = B5L.chip(t,0); Eigen::Tensor<Complex,3> B3L = B4L.chip(is,0);
Eigen::Tensor<Complex,4> B4R = B5R.chip(tsrc,0); Eigen::Tensor<Complex,3> B3R = B4R.chip(is,0);
for (int is=0 ; is < 4 ; is++){ Eigen::Tensor<Complex,0> C2 = B3L.contract(B3R,product_dims);
Eigen::Tensor<Complex,3> B3L = B4L.chip(is,0); corr(imom,t) += static_cast<Real>(epsilon_sgn[pairs[ipair]])*C2(0);
Eigen::Tensor<Complex,3> B3R = B4R.chip(is,0);
Eigen::Tensor<Complex,0> C2 = B3L.contract(B3R,product_dims);
corr(imom,t) += static_cast<Real>(epsilon_sgn[pairs[ipair]])*C2(0);
}
} }
} }
} }