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Adding external file support in the Mobius example (JSON)
This commit is contained in:
Guido Cossu
parent
74f451715f
commit
7bd31e3f7c
@ -29,6 +29,52 @@ directory
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/* END LEGAL */
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#include <Grid/Grid.h>
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namespace Grid{
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struct FermionParameters: Serializable {
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GRID_SERIALIZABLE_CLASS_MEMBERS(FermionParameters,
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int, Ls,
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double, mass,
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double, M5,
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double, b,
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double, c,
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double, StoppingCondition,
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int, MaxCGIterations,
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bool, ApplySmearing);
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//template <class ReaderClass >
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//FermionParameters(Reader<ReaderClass>& Reader){
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// read(Reader, "Mobius", *this);
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//}
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};
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struct MobiusHMCParameters: Serializable {
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GRID_SERIALIZABLE_CLASS_MEMBERS(MobiusHMCParameters,
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double, gauge_beta,
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FermionParameters, Mobius)
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template <class ReaderClass >
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MobiusHMCParameters(Reader<ReaderClass>& Reader){
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read(Reader, "Action", *this);
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}
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};
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struct SmearingParameters: Serializable {
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GRID_SERIALIZABLE_CLASS_MEMBERS(SmearingParameters,
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double, rho,
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Integer, Nsmear)
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template <class ReaderClass >
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SmearingParameters(Reader<ReaderClass>& Reader){
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read(Reader, "StoutSmearing", *this);
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}
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};
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}
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int main(int argc, char **argv) {
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@ -46,8 +92,15 @@ int main(int argc, char **argv) {
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typedef MobiusFermionR FermionAction;
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typedef typename FermionAction::FermionField FermionField;
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// Serialiser
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//typedef Grid::XmlReader Serialiser;
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typedef Grid::JSONReader Serialiser;
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// Reader, file should come from command line
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Serialiser Reader("input.json");
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MobiusHMCParameters MyParams(Reader);
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// Apply smearing to the fermionic action
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bool ApplySmearing = false;
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bool ApplySmearing = MyParams.Mobius.ApplySmearing;
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//::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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HMCWrapper TheHMC;
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@ -58,18 +111,25 @@ int main(int argc, char **argv) {
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// hardcoding parameters or using a Reader
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// Checkpointer definition
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CheckpointerParameters CPparams;
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// Checkpointer definition (Name: Checkpointer)
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CheckpointerParameters CPparams(Reader);
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// Commenting out since we are using the reader
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/*
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CPparams.config_prefix = "ckpoint_EODWF_lat";
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CPparams.rng_prefix = "ckpoint_EODWF_rng";
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CPparams.saveInterval = 5;
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CPparams.format = "IEEE64BIG";
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*/
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TheHMC.Resources.LoadBinaryCheckpointer(CPparams);
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RNGModuleParameters RNGpar;
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// RNG definition (Name: RandomNumberGenerator)
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RNGModuleParameters RNGpar(Reader);
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// Commenting out since we are using the reader
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/*
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RNGpar.serial_seeds = "1 2 3 4 5";
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RNGpar.parallel_seeds = "6 7 8 9 10";
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*/
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TheHMC.Resources.SetRNGSeeds(RNGpar);
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// Construct observables
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@ -83,11 +143,13 @@ int main(int argc, char **argv) {
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// need wrappers of the fermionic classes
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// that have a complex construction
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// standard
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RealD beta = 5.6 ;
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WilsonGaugeActionR Waction(beta);
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//RealD beta = 5.6 ;
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WilsonGaugeActionR Waction(MyParams.gauge_beta);
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const int Ls = 8;
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//const int Ls = 8;
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const int Ls = MyParams.Mobius.Ls;
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auto GridPtr = TheHMC.Resources.GetCartesian();
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auto GridRBPtr = TheHMC.Resources.GetRBCartesian();
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auto FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,GridPtr);
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@ -97,19 +159,19 @@ int main(int argc, char **argv) {
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// temporarily need a gauge field
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LatticeGaugeField U(GridPtr);
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Real mass = 0.04;
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Real mass = MyParams.Mobius.mass; //0.04;
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Real pv = 1.0;
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RealD M5 = 1.5;
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RealD M5 = MyParams.Mobius.M5; //1.5;
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// Note: IroIro and Grid notation for b and c differ
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RealD b = 2.;//3./2.;
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RealD c = 1.;//1./2.;
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RealD b = MyParams.Mobius.b; // 3./2.;
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RealD c = MyParams.Mobius.c; // 1./2.;
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FermionAction DenOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,mass,M5,b,c);
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FermionAction NumOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,pv, M5,b,c);
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double StoppingCondition = 1.0e-8;
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double MaxCGIterations = 10000;
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ConjugateGradient<FermionField> CG(StoppingCondition,MaxCGIterations);
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//double StoppingCondition = 1e-8;
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//double MaxCGIterations = 10000;
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ConjugateGradient<FermionField> CG(MyParams.Mobius.StoppingCondition,MyParams.Mobius.MaxCGIterations);
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TwoFlavourEvenOddRatioPseudoFermionAction<FermionImplPolicy> Nf2(NumOp, DenOp,CG,CG);
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// Set smearing (true/false), default: false
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@ -126,20 +188,24 @@ int main(int argc, char **argv) {
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TheHMC.TheAction.push_back(Level2);
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/////////////////////////////////////////////////////////////
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// HMC parameters are serialisable
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// HMC parameters are serialisable
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TheHMC.Parameters.initialize(Reader);
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/*
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TheHMC.Parameters.MD.MDsteps = 20;
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TheHMC.Parameters.MD.trajL = 1.0;
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*/
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TheHMC.ReadCommandLine(argc, argv); // these can be parameters from file
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// Reset performance counters
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NumOp.ZeroCounters();
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DenOp.ZeroCounters();
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if (0){
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double rho = 0.1; // smearing parameter
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int Nsmear = 3; // number of smearing levels
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Smear_Stout<HMCWrapper::ImplPolicy> Stout(rho);
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SmearedConfiguration<HMCWrapper::ImplPolicy> SmearingPolicy(GridPtr, Nsmear, Stout);
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if (ApplySmearing){
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SmearingParameters SmPar(Reader);
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//double rho = 0.1; // smearing parameter
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//int Nsmear = 3; // number of smearing levels
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Smear_Stout<HMCWrapper::ImplPolicy> Stout(SmPar.rho);
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SmearedConfiguration<HMCWrapper::ImplPolicy> SmearingPolicy(GridPtr, SmPar.Nsmear, Stout);
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TheHMC.Run(SmearingPolicy); // for smearing
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} else {
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TheHMC.Run(); // no smearing
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@ -153,3 +219,55 @@ int main(int argc, char **argv) {
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Grid_finalize();
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} // main
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/* Examples for input files
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JSON
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{
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"Checkpointer": {
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"config_prefix": "ckpoint_json_lat",
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"rng_prefix": "ckpoint_json_rng",
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"saveInterval": 1,
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"format": "IEEE64BIG"
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},
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"RandomNumberGenerator": {
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"serial_seeds": "1 2 3 4 6",
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"parallel_seeds": "6 7 8 9 11"
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},
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"Action":{
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"gauge_beta": 5.6,
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"Mobius": {
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"Ls" : 10,
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"mass": 0.01,
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"M5" : 1.0,
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"b" : 1.5,
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"c" : 0.5,
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"StoppingCondition": 1e-8,
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"MaxCGIterations": 10000,
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"ApplySmearing": true
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}
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},
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"HMC":{
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"StartTrajectory": 0,
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"Trajectories": 100,
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"MetropolisTest": true,
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"NoMetropolisUntil": 10,
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"StartingType": "HotStart",
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"MD":{
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"name": "MinimumNorm2",
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"MDsteps": 15,
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"trajL": 2.0
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}
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},
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"StoutSmearing":{
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"rho": 0.1,
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"Nsmear": 3
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}
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}
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XML example not provided yet
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*/
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