portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-06-11 11:56:56 +01:00
Code Releases Activity

Even odd preconditioned one flavour ratio

Browse Source 
(no support for non-const EE schur block)
This commit is contained in:
Peter Boyle
2015-08-19 05:46:58 +01:00
parent fc160eeccc
commit c54c086f17
2 changed files with 298 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

58
tests/Test_rhmc_EOWilsonRatio.cc Normal file
View File

@ -0,0 +1,58 @@
#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();
GridCartesian Fine(latt_size,simd_layout,mpi_layout);
GridRedBlackCartesian RBFine(latt_size,simd_layout,mpi_layout);
GridParallelRNG pRNG(&Fine);
pRNG.SeedRandomDevice();
LatticeLorentzColourMatrix U(&Fine);
SU3::HotConfiguration(pRNG, U);
// simplify template declaration? Strip the lorentz from the second template
WilsonGaugeAction<LatticeLorentzColourMatrix, LatticeColourMatrix> Waction(5.6);
Real mass=-0.77;
Real pv =0.0;
WilsonFermionR DenOp(U,Fine,RBFine,mass);
WilsonFermionR NumOp(U,Fine,RBFine,pv);
// erange,maxiter,resid,npoly
OneFlavourRationalParams Params(1.0e-2,64.0,1000,1.0e-6,6);
OneFlavourEvenOddRatioRationalPseudoFermionAction<WilsonImplR> WilsonNf1a(NumOp,DenOp,Params);
OneFlavourEvenOddRatioRationalPseudoFermionAction<WilsonImplR> WilsonNf1b(NumOp,DenOp,Params);
//Collect actions
ActionLevel Level1;
Level1.push_back(&WilsonNf1a);
Level1.push_back(&WilsonNf1b);
Level1.push_back(&Waction);
ActionSet FullSet;
FullSet.push_back(Level1);
// Create integrator
typedef MinimumNorm2 IntegratorAlgorithm;// change here to change the algorithm
// typedef LeapFrog IntegratorAlgorithm;// change here to change the algorithm
IntegratorParameters MDpar(12,20,1.0);
Integrator<IntegratorAlgorithm> MDynamics(&Fine,MDpar, FullSet);
// Create HMC
HMCparameters HMCpar;
HybridMonteCarlo<IntegratorAlgorithm> HMC(HMCpar, MDynamics);
HMC.evolve(U);
}