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Hadrons: modules for scalar propagators

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This commit is contained in:
Antonin Portelli
2016-12-29 22:44:58 +01:00
parent bbc0eff078
commit 673994b281
7 changed files with 215 additions and 34 deletions
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57
extras/Hadrons/Modules/MScalar/FreeProp.cc Normal file
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#include <Grid/Hadrons/Modules/MScalar/FreeProp.hpp>
using namespace Grid;
using namespace Hadrons;
using namespace MScalar;
/******************************************************************************
* TFreeProp implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
TFreeProp::TFreeProp(const std::string name)
: Module<FreePropPar>(name)
{}
// dependencies/products ///////////////////////////////////////////////////////
std::vector<std::string> TFreeProp::getInput(void)
{
std::vector<std::string> in = {par().source};
return in;
}
std::vector<std::string> TFreeProp::getOutput(void)
{
std::vector<std::string> out = {getName()};
return out;
}
// setup ///////////////////////////////////////////////////////////////////////
void TFreeProp::setup(void)
{
env().registerLattice<ScalarField>(getName());
}
// execution ///////////////////////////////////////////////////////////////////
void TFreeProp::execute(void)
{
ScalarField &prop = *env().createLattice<ScalarField>(getName());
ScalarField &source = *env().getObject<ScalarField>(par().source);
ScalarField *momKernel;
std::string kerName = "_" + getName() + "_momKernel";
if (!env().hasCreatedObject(kerName))
{
LOG(Message) << "Caching momentum space free scalar propagator"
<< "(mass= " << par().mass << ")..." << std::endl;
momKernel = env().template createLattice<ScalarField>(kerName);
Scalar<SIMPL>::MomentumSpacePropagator(*momKernel, par().mass);
}
else
{
momKernel = env().getObject<ScalarField>(kerName);
}
LOG(Message) << "Computing free scalar propagator..." << std::endl;
Scalar<SIMPL>::FreePropagator(source, prop, *momKernel);
}