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HMC for Wilson Gauge action works

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Fixed bug in momenta generation
This commit is contained in:
neo
2015-07-06 12:58:49 +09:00
parent 0ffcdf6204
commit 808f5820fa
9 changed files with 24 additions and 40 deletions
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52
tests/Test_hmc_WilsonGauge.cc Normal file
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#include "Grid.h"
using namespace std;
using namespace Grid;
using namespace Grid::QCD;
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
std::vector<int> latt_size = GridDefaultLatt();
std::vector<int> simd_layout = GridDefaultSimd(4,vComplex::Nsimd());
std::vector<int> mpi_layout = GridDefaultMpi();
latt_size.resize(4);
latt_size[0] = 8;
latt_size[1] = 8;
latt_size[2] = 8;
latt_size[3] = 8;
double volume = latt_size[0]*latt_size[1]*latt_size[2]*latt_size[3];
GridCartesian Fine(latt_size,simd_layout,mpi_layout);
GridParallelRNG pRNG(&Fine);
pRNG.SeedRandomDevice();
LatticeLorentzColourMatrix U(&Fine);
SU3::HotConfiguration(pRNG, U);
// simplify template?
WilsonGaugeAction<LatticeLorentzColourMatrix, LatticeColourMatrix> Waction(6.0);
//Collect actions
ActionLevel Level1;
Level1.push_back(&Waction);
ActionSet FullSet;
FullSet.push_back(Level1);
// Create integrator
IntegratorParameters MDpar(12,30,1.0);
std::vector<int> rel ={1};
Integrator<LeapFrog> MDleapfrog(MDpar, FullSet,rel);
// Create HMC
HMCparameters HMCpar;
HybridMonteCarlo<LeapFrog> HMC(HMCpar, MDleapfrog, &Fine);
HMC.evolve(U);
}