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CMeson: first implementation, still need proper output

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This commit is contained in:
Antonin Portelli 2016-05-01 18:31:40 -07:00
parent d08d93c44c
commit 48fcc34d72
2 changed files with 37 additions and 0 deletions
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31
programs/Hadrons/CMeson.cc
View File

@ -64,4 +64,35 @@ void CMeson::execute(Environment &env)
{
LOG(Message) << "computing meson contraction '" << getName() << "'"
<< std::endl;
XmlWriter writer(par_.output);
LatticePropagator &q1 = *env.getProp(par_.q1);
LatticePropagator &q2 = *env.getProp(par_.q2);
LatticeComplex c(env.getGrid());
SpinMatrix g[Ns*Ns], g5;
std::vector<TComplex> buf;
Result result;
unsigned int nt = env.getGrid()->GlobalDimensions()[Tp];
g5 = makeGammaProd(Ns*Ns - 1);
result.corr.resize(Ns*Ns);
for (unsigned int i = 0; i < Ns*Ns; ++i)
{
g[i] = makeGammaProd(i);
}
for (unsigned int iSink = 0; iSink < Ns*Ns; ++iSink)
{
result.corr[iSink].resize(Ns*Ns);
for (unsigned int iSrc = 0; iSrc < Ns*Ns; ++iSrc)
{
c = trace(g[iSink]*q1*g[iSrc]*g5*adj(q2)*g5);
sliceSum(c, buf, Tp);
result.corr[iSink][iSrc].resize(buf.size());
for (unsigned int t = 0; t < buf.size(); ++t)
{
result.corr[iSink][iSrc][t] = TensorRemove(buf[t]);
}
}
}
write(writer, "meson", result);
}

6
programs/Hadrons/CMeson.hpp
View File

@ -48,6 +48,12 @@ public:
std::string, q2,
std::string, output);
};
class Result: Serializable
{
public:
GRID_SERIALIZABLE_CLASS_MEMBERS(Result,
std::vector<std::vector<std::vector<Complex>>>, corr);
};
public:
// constructor
CMeson(const std::string name);