mirror of
https://github.com/paboyle/Grid.git
synced 2024-11-15 02:05:37 +00:00
137 lines
4.4 KiB
C++
137 lines
4.4 KiB
C++
/*************************************************************************************
|
|
|
|
Grid physics library, www.github.com/paboyle/Grid
|
|
|
|
Source file: ./tests/Test_dwf_even_odd.cc
|
|
|
|
Copyright (C) 2015
|
|
|
|
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
|
Author: paboyle <paboyle@ph.ed.ac.uk>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
See the full license in the file "LICENSE" in the top level distribution directory
|
|
*************************************************************************************/
|
|
/* END LEGAL */
|
|
#include <Grid/Grid.h>
|
|
|
|
using namespace std;
|
|
using namespace Grid;
|
|
using namespace Grid::QCD;
|
|
|
|
template<class d>
|
|
struct scal {
|
|
d internal;
|
|
};
|
|
|
|
Gamma::GammaMatrix Gmu [] = {
|
|
Gamma::GammaX,
|
|
Gamma::GammaY,
|
|
Gamma::GammaZ,
|
|
Gamma::GammaT
|
|
};
|
|
|
|
typedef WilsonFermion5D<DomainWallVec5dImplR> WilsonFermion5DR;
|
|
typedef WilsonFermion5D<DomainWallVec5dImplF> WilsonFermion5DF;
|
|
typedef WilsonFermion5D<DomainWallVec5dImplD> WilsonFermion5DD;
|
|
|
|
typedef WilsonFermion5D<WilsonImplR> WilsonFermion5D_OKR;
|
|
|
|
int main (int argc, char ** argv)
|
|
{
|
|
Grid_init(&argc,&argv);
|
|
|
|
int threads = GridThread::GetThreads();
|
|
std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
|
|
|
|
|
|
const int Ls=32;
|
|
|
|
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
|
|
GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
|
|
|
|
GridCartesian * sUGrid = SpaceTimeGrid::makeFourDimDWFGrid(GridDefaultLatt(),GridDefaultMpi());
|
|
GridRedBlackCartesian * sUrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(sUGrid);
|
|
|
|
GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimDWFGrid(Ls,UGrid);
|
|
GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimDWFRedBlackGrid(Ls,UGrid);
|
|
|
|
std::vector<int> seeds4({1,2,3,4});
|
|
std::vector<int> seeds5({5,6,7,8});
|
|
|
|
GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
|
|
GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
|
|
|
|
LatticeFermion src (FGrid); random(RNG5,src);
|
|
LatticeFermion result(FGrid); result=zero;
|
|
LatticeFermion ref(FGrid); ref=zero;
|
|
LatticeFermion tmp(FGrid);
|
|
LatticeFermion err(FGrid);
|
|
|
|
LatticeGaugeField Umu(UGrid); SU3::HotConfiguration(RNG4,Umu);
|
|
std::vector<LatticeColourMatrix> U(4,UGrid);
|
|
|
|
// Only one non-zero (y)
|
|
/*
|
|
Umu=zero;
|
|
for(int nn=0;nn<Nd;nn++){
|
|
random(RNG4,U[nn]);
|
|
PokeIndex<LorentzIndex>(Umu,U[nn],nn);
|
|
}
|
|
*/
|
|
|
|
RealD mass=0.1;
|
|
RealD M5 =1.8;
|
|
typename WilsonFermion5DR::ImplParams params;
|
|
|
|
WilsonFermion5DR Dw(Umu,*FGrid,*FrbGrid,*sUGrid,*sUrbGrid,M5,params);
|
|
|
|
Dw.Dhop(src,result,0);
|
|
|
|
std::cout << "Norm src = "<<norm2(src)<<" Norm res = "<<norm2(result) << std::endl;
|
|
|
|
GridCartesian * FokGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
|
|
GridRedBlackCartesian * FokrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
|
|
WilsonFermion5D_OKR Dok(Umu,*FokGrid,*FokrbGrid,*UGrid,*UrbGrid,M5,params);
|
|
|
|
LatticeFermion src_ok (FokGrid);
|
|
LatticeFermion ref_ok(FokGrid);
|
|
LatticeFermion result_ok(FokGrid);
|
|
|
|
|
|
for(int lidx=0;lidx<FGrid->lSites();lidx++){
|
|
std::vector<int> lcoor;
|
|
FGrid->LocalIndexToLocalCoor(lidx,lcoor);
|
|
|
|
SpinColourVector siteSrc;
|
|
|
|
peekLocalSite(siteSrc,src,lcoor);
|
|
pokeLocalSite(siteSrc,src_ok,lcoor);
|
|
|
|
peekLocalSite(siteSrc,result,lcoor);
|
|
pokeLocalSite(siteSrc,result_ok,lcoor);
|
|
}
|
|
|
|
Dok.Dhop(src_ok,ref_ok,0);
|
|
|
|
std::cout << "Reference = "<<norm2(src_ok)<<" res = "<<norm2(ref_ok) << std::endl;
|
|
ref_ok = ref_ok - result_ok;
|
|
std::cout << "Result = "<<norm2(result_ok)<< std::endl;
|
|
std::cout << "Reference diff = "<<norm2(ref_ok)<< std::endl;
|
|
|
|
Grid_finalize();
|
|
}
|