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Added scalar action phi^4

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Check Norm2 output (Complex type assumption)
This commit is contained in:
Guido Cossu
2016-10-07 17:28:46 +01:00
parent 11b4c80b27
commit 6eb873dd96
16 changed files with 401 additions and 38 deletions
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23
lib/qcd/hmc/GenericHMCrunner.h
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@ -34,16 +34,21 @@ namespace QCD {
// Virtual Class for HMC specific for gauge theories
// implement a specific theory by defining the BuildTheAction
template <class Implementation, class RepresentationsPolicy = NoHirep>
template <class Implementation,
class IOCheckpointer = BinaryHmcCheckpointer<Implementation>,
class RepresentationsPolicy = NoHirep>
class BinaryHmcRunnerTemplate {
public:
INHERIT_FIELD_TYPES(Implementation);
typedef Implementation ImplPolicy;
enum StartType_t { ColdStart, HotStart, TepidStart, CheckpointStart };
ActionSet<Field, RepresentationsPolicy> TheAction;
// Add here a vector of HmcObservable
// that can be injected from outside
std::vector< HmcObservable<typename Implementation::Field> > ObservablesList;
GridCartesian *UGrid;
GridCartesian *FGrid;
@ -119,8 +124,7 @@ class BinaryHmcRunnerTemplate {
std::string format = std::string("IEEE64BIG");
std::string conf_prefix = std::string("ckpoint_lat");
std::string rng_prefix = std::string("ckpoint_rng");
BinaryHmcCheckpointer<Implementation> Checkpoint(conf_prefix, rng_prefix,
SaveInterval, format);
IOCheckpointer Checkpoint(conf_prefix, rng_prefix, SaveInterval, format);
HMCparameters HMCpar;
HMCpar.StartTrajectory = StartTraj;
@ -154,20 +158,31 @@ class BinaryHmcRunnerTemplate {
SmearingPolicy.set_Field(U);
HybridMonteCarlo<IntegratorType> HMC(HMCpar, MDynamics, sRNG, pRNG, U);
HMC.AddObservable(&Checkpoint);
//HMC.AddObservable(&Checkpoint);
for (int obs = 0; obs < ObservablesList.size(); obs++)
HMC.AddObservable(&ObservablesList[obs]);
// Run it
HMC.evolve();
}
};
// These are for gauge fields
typedef BinaryHmcRunnerTemplate<PeriodicGimplR> BinaryHmcRunner;
typedef BinaryHmcRunnerTemplate<PeriodicGimplF> BinaryHmcRunnerF;
typedef BinaryHmcRunnerTemplate<PeriodicGimplD> BinaryHmcRunnerD;
typedef BinaryHmcRunnerTemplate<PeriodicGimplR, NerscHmcCheckpointer<PeriodicGimplR> > NerscTestHmcRunner;
template <class RepresentationsPolicy>
using BinaryHmcRunnerTemplateHirep =
BinaryHmcRunnerTemplate<PeriodicGimplR, RepresentationsPolicy>;
typedef BinaryHmcRunnerTemplate<ScalarImplR, BinaryHmcCheckpointer<ScalarImplR>, ScalarFields> ScalarBinaryHmcRunner;
}
}
#endif

7
lib/qcd/hmc/NerscCheckpointer.h
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@ -36,7 +36,7 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
namespace Grid{
namespace QCD{
// Only for gauge fields
// Only for Gauge fields
template<class Gimpl>
class NerscHmcCheckpointer : public HmcObservable<typename Gimpl::GaugeField> {
private:
@ -44,12 +44,13 @@ namespace Grid{
std::string rngStem;
int SaveInterval;
public:
INHERIT_GIMPL_TYPES(Gimpl);
INHERIT_GIMPL_TYPES(Gimpl);//
NerscHmcCheckpointer(std::string cf, std::string rn,int savemodulo) {
NerscHmcCheckpointer(std::string cf, std::string rn,int savemodulo, std::string format = "") {
configStem = cf;
rngStem = rn;
SaveInterval= savemodulo;
// format is fixed to IEEE64BIG for NERSC
};
void TrajectoryComplete(int traj, GaugeField &U, GridSerialRNG &sRNG, GridParallelRNG & pRNG )

5
lib/qcd/hmc/integrators/Integrator.h
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@ -128,7 +128,7 @@ class Integrator {
<< "Smearing (on/off): " << as[level].actions.at(a)->is_smeared
<< std::endl;
if (as[level].actions.at(a)->is_smeared) Smearer.smeared_force(force);
force = Ta(force);
force = FieldImplementation::projectForce(force); // Ta for gauge fields
std::cout << GridLogIntegrator
<< "Force average: " << norm2(force) / (U._grid->gSites())
<< std::endl;
@ -201,9 +201,10 @@ class Integrator {
// Initialization of momenta and actions
void refresh(Field& U, GridParallelRNG& pRNG) {
assert(P._grid == U._grid);
std::cout << GridLogIntegrator << "Integrator refresh\n";
FieldImplementation::generate_momenta(P, pRNG);
// Update the smeared fields, can be implemented as observer
// necessary to keep the fields updated even after a reject
// of the Metropolis