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simd 5th dim with rotation

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paboyle
2016-04-19 15:39:00 -07:00
parent ba427abde9
commit 8fd8bc25e9
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tests/Test_dwf_rb5d.cc Normal file
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/*************************************************************************************
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.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<DomainWallRedBlack5dImplR> WilsonFermion5DR;
typedef WilsonFermion5D<DomainWallRedBlack5dImplF> WilsonFermion5DF;
typedef WilsonFermion5D<DomainWallRedBlack5dImplD> 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); random(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(1,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 << "Reference diff = "<<norm2(result_ok)<< std::endl;
std::cout << "Reference diff = "<<norm2(ref_ok)<< std::endl;
Grid_finalize();
}