portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-10-30 19:44:32 +00:00
Code Releases Activity

Test_dwf_lanczos can now run either G-parity Mobius or non-Gparity DWF according to cmdline switch

Browse Source 
Fixed copyStream intialization
This commit is contained in:
Christopher Kelly
2021-10-12 12:59:54 -07:00
parent 0b91e90dd4
commit 6a3aaa52ef
2 changed files with 58 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
Grid/threads/Accelerator.cc
View File

@@ -91,6 +91,8 @@ void acceleratorInit(void)
printf("AcceleratorCudaInit: Configure options --enable-setdevice=yes \n");
cudaSetDevice(rank);
#endif
cudaStreamCreate(&copyStream);
if ( world_rank == 0 ) printf("AcceleratorCudaInit: ================================================\n");
}
#endif

81
tests/lanczos/Test_dwf_lanczos.cc
View File

@@ -31,14 +31,38 @@ using namespace std;
using namespace Grid;
;
typedef typename GparityDomainWallFermionR::FermionField FermionField;
template<typename Action>
struct Setup{};
RealD AllZero(RealD x){ return 0.;}
template<>
struct Setup<GparityMobiusFermionR>{
static GparityMobiusFermionR* getAction(LatticeGaugeField &Umu,
GridCartesian* FGrid, GridRedBlackCartesian* FrbGrid, GridCartesian* UGrid, GridRedBlackCartesian* UrbGrid){
RealD mass=0.01;
RealD M5=1.8;
RealD mob_b=1.5;
GparityMobiusFermionD ::ImplParams params;
std::vector<int> twists({1,1,1,0});
params.twists = twists;
return new GparityMobiusFermionR(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5,mob_b,mob_b-1.,params);
}
};
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
template<>
struct Setup<DomainWallFermionR>{
static DomainWallFermionR* getAction(LatticeGaugeField &Umu,
GridCartesian* FGrid, GridRedBlackCartesian* FrbGrid, GridCartesian* UGrid, GridRedBlackCartesian* UrbGrid){
RealD mass=0.01;
RealD M5=1.8;
return new DomainWallFermionR(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
}
};
template<typename Action>
void run(){
typedef typename Action::FermionField FermionField;
const int Ls=8;
GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
@@ -56,24 +80,10 @@ int main (int argc, char ** argv)
LatticeGaugeField Umu(UGrid);
SU<Nc>::HotConfiguration(RNG4, Umu);
std::vector<LatticeColourMatrix> U(4,UGrid);
for(int mu=0;mu<Nd;mu++){
U[mu] = PeekIndex<LorentzIndex>(Umu,mu);
}
RealD mass=0.01;
RealD M5=1.8;
RealD mob_b=1.5;
// DomainWallFermionR Ddwf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
GparityMobiusFermionD ::ImplParams params;
std::vector<int> twists({1,1,1,0});
params.twists = twists;
GparityMobiusFermionR Ddwf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5,mob_b,mob_b-1.,params);
// MdagMLinearOperator<DomainWallFermionR,LatticeFermion> HermOp(Ddwf);
// SchurDiagTwoOperator<DomainWallFermionR,LatticeFermion> HermOp(Ddwf);
SchurDiagTwoOperator<GparityMobiusFermionR,FermionField> HermOp(Ddwf);
// SchurDiagMooeeOperator<DomainWallFermionR,LatticeFermion> HermOp(Ddwf);
Action *action = Setup<Action>::getAction(Umu,FGrid,FrbGrid,UGrid,UrbGrid);
//MdagMLinearOperator<Action,FermionField> HermOp(Ddwf);
SchurDiagTwoOperator<Action,FermionField> HermOp(*action);
const int Nstop = 30;
const int Nk = 40;
@@ -90,8 +100,7 @@ int main (int argc, char ** argv)
PlainHermOp<FermionField> Op (HermOp);
ImplicitlyRestartedLanczos<FermionField> IRL(OpCheby,Op,Nstop,Nk,Nm,resid,MaxIt);
std::vector<RealD> eval(Nm);
FermionField src(FrbGrid);
gaussian(RNG5rb,src);
@@ -103,6 +112,28 @@ int main (int argc, char ** argv)
int Nconv;
IRL.calc(eval,evec,src,Nconv);
delete action;
}
int main (int argc, char ** argv)
{
Grid_init(&argc,&argv);
std::string action = "GparityMobius";
for(int i=1;i<argc;i++){
if(std::string(argv[i]) == "-action"){
action = argv[i+1];
}
}
if(action == "GparityMobius"){
run<GparityMobiusFermionR>();
}else if(action == "DWF"){
run<DomainWallFermionR>();
}else{
std::cout << "Unknown action" << std::endl;
exit(1);
}
Grid_finalize();
}