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120 lines
3.5 KiB
C++
120 lines
3.5 KiB
C++
#ifndef Hadrons_MScalarSUN_TrMag_hpp_
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#define Hadrons_MScalarSUN_TrMag_hpp_
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#include <Grid/Hadrons/Global.hpp>
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#include <Grid/Hadrons/Module.hpp>
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#include <Grid/Hadrons/ModuleFactory.hpp>
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BEGIN_HADRONS_NAMESPACE
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/******************************************************************************
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* TrMag *
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******************************************************************************/
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BEGIN_MODULE_NAMESPACE(MScalarSUN)
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class TrMagPar: Serializable
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{
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(TrMagPar,
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std::string, field,
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unsigned int, maxPow,
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std::string, output);
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};
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template <typename SImpl>
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class TTrMag: public Module<TrMagPar>
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{
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public:
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typedef typename SImpl::Field Field;
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typedef typename SImpl::ComplexField ComplexField;
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class Result: Serializable
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{
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(Result,
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std::string, op,
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Real, value);
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};
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public:
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// constructor
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TTrMag(const std::string name);
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// destructor
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virtual ~TTrMag(void) = default;
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// dependency relation
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virtual std::vector<std::string> getInput(void);
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virtual std::vector<std::string> getOutput(void);
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// setup
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virtual void setup(void);
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// execution
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virtual void execute(void);
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};
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MODULE_REGISTER_NS(TrMagSU2, TTrMag<ScalarNxNAdjImplR<2>>, MScalarSUN);
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MODULE_REGISTER_NS(TrMagSU3, TTrMag<ScalarNxNAdjImplR<3>>, MScalarSUN);
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MODULE_REGISTER_NS(TrMagSU4, TTrMag<ScalarNxNAdjImplR<4>>, MScalarSUN);
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MODULE_REGISTER_NS(TrMagSU5, TTrMag<ScalarNxNAdjImplR<5>>, MScalarSUN);
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MODULE_REGISTER_NS(TrMagSU6, TTrMag<ScalarNxNAdjImplR<6>>, MScalarSUN);
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/******************************************************************************
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* TTrMag implementation *
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******************************************************************************/
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// constructor /////////////////////////////////////////////////////////////////
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template <typename SImpl>
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TTrMag<SImpl>::TTrMag(const std::string name)
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: Module<TrMagPar>(name)
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{}
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// dependencies/products ///////////////////////////////////////////////////////
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template <typename SImpl>
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std::vector<std::string> TTrMag<SImpl>::getInput(void)
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{
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std::vector<std::string> in = {par().field};
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return in;
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}
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template <typename SImpl>
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std::vector<std::string> TTrMag<SImpl>::getOutput(void)
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{
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std::vector<std::string> out = {};
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return out;
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}
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// setup ///////////////////////////////////////////////////////////////////////
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template <typename SImpl>
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void TTrMag<SImpl>::setup(void)
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{}
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// execution ///////////////////////////////////////////////////////////////////
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template <typename SImpl>
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void TTrMag<SImpl>::execute(void)
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{
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LOG(Message) << "Computing tr(mag^n) for n even up to " << par().maxPow
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<< "..." << std::endl;
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std::vector<Result> result;
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ResultWriter writer(RESULT_FILE_NAME(par().output));
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auto &phi = envGet(Field, par().field);
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auto m2 = sum(phi), mn = m2;
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m2 = -m2*m2;
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mn = 1.;
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for (unsigned int n = 2; n <= par().maxPow; n += 2)
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{
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Result r;
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mn = mn*m2;
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r.op = "tr(mag^" + std::to_string(n) + ")";
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r.value = TensorRemove(trace(mn)).real();
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result.push_back(r);
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}
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write(writer, "trmag", result);
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}
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END_MODULE_NAMESPACE
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END_HADRONS_NAMESPACE
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#endif // Hadrons_MScalarSUN_TrMag_hpp_
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