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gamma matrices as input

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This commit is contained in:
Felix Erben
2019-07-18 17:46:43 +01:00
parent 9d82855c5d
commit 56cefadf9b
2 changed files with 27 additions and 6 deletions
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20
Hadrons/Modules/MContraction/Baryon.hpp
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@ -49,6 +49,7 @@ public:
std::string, q1,
std::string, q2,
std::string, q3,
std::string, gamma,
std::string, output);
};
@ -132,7 +133,7 @@ void TBaryon<FImpl1, FImpl2, FImpl3>::execute(void)
Result result;
int nt = env().getDim(Tp);
result.corr.resize(nt);
const std::string gamma{ par().gamma };
std::vector<TComplex> buf;
// C = i gamma_2 gamma_4 => C gamma_5 = - i gamma_1 gamma_3
/* Gamma GammaA(Gamma::Algebra::Identity); //Still hardcoded 1
@ -213,7 +214,22 @@ void TBaryon<FImpl1, FImpl2, FImpl3>::execute(void)
}
*/
BaryonUtils<FIMPL>::ContractBaryons(q1,q2,q3,c);
Gamma GammaA(Gamma::Algebra::Identity);
Gamma GammaB(Gamma::Algebra::SigmaXZ); //Still hardcoded Cg5
if (gamma.compare("X") ==0){
std::cout << "using interpolator C gamma_X";
Gamma GammaB(Gamma::Algebra::GammaZGamma5); //Still hardcoded CgX = i gamma_3 gamma_5
}
if (gamma.compare("Y") ==0){
std::cout << "using interpolator C gamma_Y";
Gamma GammaB(Gamma::Algebra::GammaT); //Still hardcoded CgX = - gamma_4
}
if (gamma.compare("Z")==0){
std::cout << "using interpolator C gamma_Z";
Gamma GammaB(Gamma::Algebra::GammaXGamma5); //Still hardcoded CgX = i gamma_1 gamma_5
}
BaryonUtils<FIMPL>::ContractBaryons(q1,q2,q3,GammaA,GammaB,c);
sliceSum(c,buf,Tp);