portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-04-25 13:15:55 +01:00
Code Releases Activity

added the WilsonFlow patch from upstream PR #471

Browse Source
This commit is contained in:
Mashy Green 2025-02-24 08:40:07 +00:00
parent 98e7418187
commit 717f647418
2 changed files with 9 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
Grid/qcd/smearing/WilsonFlow.h
View File

@ -207,11 +207,14 @@ std::vector<RealD> WilsonFlowBase<Gimpl>::flowMeasureEnergyDensityCloverleaf(con
}
template <class Gimpl>
void WilsonFlowBase<Gimpl>::setDefaultMeasurements(int topq_meas_interval){
addMeasurement(1, [](int step, RealD t, const typename Gimpl::GaugeField &U){
void WilsonFlowBase<Gimpl>::setDefaultMeasurements(int meas_interval){
addMeasurement(meas_interval, [](int step, RealD t, const typename Gimpl::GaugeField &U){
std::cout << GridLogMessage << "[WilsonFlow] Energy density (plaq) : " << step << " " << t << " " << energyDensityPlaquette(t,U) << std::endl;
});
addMeasurement(topq_meas_interval, [](int step, RealD t, const typename Gimpl::GaugeField &U){
addMeasurement(meas_interval, [](int step, RealD t, const typename Gimpl::GaugeField &U){
std::cout << GridLogMessage << "[WilsonFlow] Energy density (cloverleaf) : " << step << " " << t << " " << energyDensityCloverleaf(t,U) << std::endl;
});
addMeasurement(meas_interval, [](int step, RealD t, const typename Gimpl::GaugeField &U){
std::cout << GridLogMessage << "[WilsonFlow] Top. charge : " << step << " " << WilsonLoops<Gimpl>::TopologicalCharge(U) << std::endl;
});
}

13
tests/smearing/Test_WilsonFlow.cc
View File

@ -33,8 +33,7 @@ namespace Grid{
GRID_SERIALIZABLE_CLASS_MEMBERS(WFParameters,
int, steps,
double, step_size,
int, meas_interval,
double, maxTau); // for the adaptive algorithm
int, meas_interval);
template <class ReaderClass >
@ -86,7 +85,7 @@ int main(int argc, char **argv) {
WFParameters WFPar(Reader);
ConfParameters CPar(Reader);
CheckpointerParameters CPPar(CPar.conf_prefix, CPar.rng_prefix);
BinaryHmcCheckpointer<PeriodicGimplR> CPBin(CPPar);
NerscHmcCheckpointer<PeriodicGimplR> CPBin(CPPar);
for (int conf = CPar.StartConfiguration; conf <= CPar.EndConfiguration; conf+= CPar.Skip){
@ -96,19 +95,13 @@ int main(int argc, char **argv) {
std::cout << GridLogMessage << "Initial plaquette: "
<< WilsonLoops<PeriodicGimplR>::avgPlaquette(Umu) << std::endl;
int t=WFPar.maxTau;
WilsonFlowAdaptive<PeriodicGimplR> WF(WFPar.step_size, WFPar.maxTau,
1.0e-4,
WilsonFlow<PeriodicGimplR> WF(WFPar.step_size, WFPar.steps,
WFPar.meas_interval);
WF.smear(Uflow, Umu);
RealD WFlow_plaq = WilsonLoops<PeriodicGimplR>::avgPlaquette(Uflow);
RealD WFlow_TC = WilsonLoops<PeriodicGimplR>::TopologicalCharge(Uflow);
RealD WFlow_T0 = WF.energyDensityPlaquette(t,Uflow);
std::cout << GridLogMessage << "Plaquette "<< conf << " " << WFlow_plaq << std::endl;
std::cout << GridLogMessage << "T0 "<< conf << " " << WFlow_T0 << std::endl;
std::cout << GridLogMessage << "TopologicalCharge "<< conf << " " << WFlow_TC << std::endl;
std::cout<< GridLogMessage << " Admissibility check:\n";
const double sp_adm = 0.067; // admissible threshold