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Dirichlet

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This commit is contained in:
Peter Boyle
2022-10-13 18:44:47 -04:00
parent 2bcff94b52
commit 8a07b52009
7 changed files with 59 additions and 57 deletions
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2
Grid/qcd/hmc/HMC.h
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@ -189,7 +189,7 @@ private:
//////////////////////////////////////////////////////////////////////////////////////////////////////
std::cout << GridLogMessage << "--------------------------------------------------\n";
std::cout << GridLogMessage << "Compute initial action";
RealD H0 = TheIntegrator.S(U);
RealD H0 = TheIntegrator.Sinitial(U);
std::cout << GridLogMessage << "--------------------------------------------------\n";
std::streamsize current_precision = std::cout.precision();

42
Grid/qcd/hmc/integrators/Integrator.h
View File

@ -419,6 +419,48 @@ public:
return H;
}
struct _Sinitial {
template <class FieldType, class Repr>
void operator()(std::vector<Action<FieldType>*> repr_set, Repr& Rep, int level, RealD& H) {
for (int a = 0; a < repr_set.size(); ++a) {
RealD Hterm = repr_set.at(a)->Sinitial(Rep.U);
std::cout << GridLogMessage << "Sinitial Level " << level << " term " << a << " H Hirep = " << Hterm << std::endl;
H += Hterm;
}
}
} Sinitial_hireps{};
RealD Sinitial(Field& U)
{ // here also U not used
std::cout << GridLogIntegrator << "Integrator initial action\n";
RealD H = - FieldImplementation::FieldSquareNorm(P)/HMC_MOMENTUM_DENOMINATOR; // - trace (P*P)/denom
RealD Hterm;
// Actions
for (int level = 0; level < as.size(); ++level) {
for (int actionID = 0; actionID < as[level].actions.size(); ++actionID) {
// get gauge field from the SmearingPolicy and
// based on the boolean is_smeared in actionID
Field& Us = Smearer.get_U(as[level].actions.at(actionID)->is_smeared);
std::cout << GridLogMessage << "S [" << level << "][" << actionID << "] action eval " << std::endl;
as[level].actions.at(actionID)->S_timer_start();
Hterm = as[level].actions.at(actionID)->Sinitial(Us);
as[level].actions.at(actionID)->S_timer_stop();
std::cout << GridLogMessage << "S [" << level << "][" << actionID << "] H = " << Hterm << std::endl;
H += Hterm;
}
as[level].apply(Sinitial_hireps, Representations, level, H);
}
return H;
}
void integrate(Field& U)
{
// reset the clocks