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separate left and right masses for CayleyFermion5D

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This commit is contained in:
Christoph Lehner 2022-02-24 22:02:56 +01:00
parent e2abbf9520
commit 8a3002c03b
3 changed files with 36 additions and 23 deletions
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13
Grid/qcd/action/fermion/CayleyFermion5D.h
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@ -68,9 +68,16 @@ public:
///////////////////////////////////////////////////////////////
// Support for MADWF tricks
///////////////////////////////////////////////////////////////
RealD Mass(void) { return mass; };
RealD Mass(void) { return (mass_plus + mass_minus) / 2.0; };
RealD MassPlus(void) { return mass_plus; };
RealD MassMinus(void) { return mass_minus; };
void SetMass(RealD _mass) {
mass=_mass;
mass_plus=mass_minus=_mass;
SetCoefficientsInternal(_zolo_hi,_gamma,_b,_c); // Reset coeffs
} ;
void SetMass(RealD _mass_plus, RealD _mass_minus) {
mass_plus=_mass_plus;
mass_minus=_mass_minus;
SetCoefficientsInternal(_zolo_hi,_gamma,_b,_c); // Reset coeffs
} ;
void P(const FermionField &psi, FermionField &chi);
@ -108,7 +115,7 @@ public:
void MeooeDag5D (const FermionField &in, FermionField &out);
// protected:
RealD mass;
RealD mass_plus, mass_minus;
// Save arguments to SetCoefficientsInternal
Vector<Coeff_t> _gamma;

42
Grid/qcd/action/fermion/implementation/CayleyFermion5DImplementation.h
View File

@ -47,7 +47,7 @@ CayleyFermion5D<Impl>::CayleyFermion5D(GaugeField &_Umu,
FiveDimRedBlackGrid,
FourDimGrid,
FourDimRedBlackGrid,_M5,p),
mass(_mass)
mass_plus(_mass), mass_minus(_mass)
{
}
@ -209,8 +209,8 @@ void CayleyFermion5D<Impl>::M5D (const FermionField &psi, FermionField &chi)
{
int Ls=this->Ls;
Vector<Coeff_t> diag (Ls,1.0);
Vector<Coeff_t> upper(Ls,-1.0); upper[Ls-1]=mass;
Vector<Coeff_t> lower(Ls,-1.0); lower[0] =mass;
Vector<Coeff_t> upper(Ls,-1.0); upper[Ls-1]=mass_minus;
Vector<Coeff_t> lower(Ls,-1.0); lower[0] =mass_plus;
M5D(psi,chi,chi,lower,diag,upper);
}
template<class Impl>
@ -220,8 +220,8 @@ void CayleyFermion5D<Impl>::Meooe5D (const FermionField &psi, FermionField &D
Vector<Coeff_t> diag = bs;
Vector<Coeff_t> upper= cs;
Vector<Coeff_t> lower= cs;
upper[Ls-1]=-mass*upper[Ls-1];
lower[0] =-mass*lower[0];
upper[Ls-1]=-mass_minus*upper[Ls-1];
lower[0] =-mass_plus*lower[0];
M5D(psi,psi,Din,lower,diag,upper);
}
// FIXME Redunant with the above routine; check this and eliminate
@ -235,8 +235,8 @@ template<class Impl> void CayleyFermion5D<Impl>::Meo5D (const FermionField &
upper[i]=-ceo[i];
lower[i]=-ceo[i];
}
upper[Ls-1]=-mass*upper[Ls-1];
lower[0] =-mass*lower[0];
upper[Ls-1]=-mass_minus*upper[Ls-1];
lower[0] =-mass_plus*lower[0];
M5D(psi,psi,chi,lower,diag,upper);
}
template<class Impl>
@ -250,8 +250,8 @@ void CayleyFermion5D<Impl>::Mooee (const FermionField &psi, FermionField &
upper[i]=-cee[i];
lower[i]=-cee[i];
}
upper[Ls-1]=-mass*upper[Ls-1];
lower[0] =-mass*lower[0];
upper[Ls-1]=-mass_minus*upper[Ls-1];
lower[0] =-mass_plus*lower[0];
M5D(psi,psi,chi,lower,diag,upper);
}
template<class Impl>
@ -266,9 +266,9 @@ void CayleyFermion5D<Impl>::MooeeDag (const FermionField &psi, FermionField &
// Assemble the 5d matrix
if ( s==0 ) {
upper[s] = -cee[s+1] ;
lower[s] = mass*cee[Ls-1];
lower[s] = mass_minus*cee[Ls-1];
} else if ( s==(Ls-1)) {
upper[s] = mass*cee[0];
upper[s] = mass_plus*cee[0];
lower[s] = -cee[s-1];
} else {
upper[s]=-cee[s+1];
@ -291,8 +291,8 @@ void CayleyFermion5D<Impl>::M5Ddag (const FermionField &psi, FermionField &chi)
Vector<Coeff_t> diag(Ls,1.0);
Vector<Coeff_t> upper(Ls,-1.0);
Vector<Coeff_t> lower(Ls,-1.0);
upper[Ls-1]=-mass*upper[Ls-1];
lower[0] =-mass*lower[0];
upper[Ls-1]=-mass_plus*upper[Ls-1];
lower[0] =-mass_minus*lower[0];
M5Ddag(psi,chi,chi,lower,diag,upper);
}
@ -307,9 +307,9 @@ void CayleyFermion5D<Impl>::MeooeDag5D (const FermionField &psi, FermionField
for (int s=0;s<Ls;s++){
if ( s== 0 ) {
upper[s] = cs[s+1];
lower[s] =-mass*cs[Ls-1];
lower[s] =-mass_minus*cs[Ls-1];
} else if ( s==(Ls-1) ) {
upper[s] =-mass*cs[0];
upper[s] =-mass_plus*cs[0];
lower[s] = cs[s-1];
} else {
upper[s] = cs[s+1];
@ -552,7 +552,7 @@ void CayleyFermion5D<Impl>::SetCoefficientsInternal(RealD zolo_hi,Vector<Coeff_t
lee[i] =-cee[i+1]/bee[i]; // sub-diag entry on the ith column
leem[i]=mass*cee[Ls-1]/bee[0];
leem[i]=mass_minus*cee[Ls-1]/bee[0];
for(int j=0;j<i;j++) {
assert(bee[j+1]!=Coeff_t(0.0));
leem[i]*= aee[j]/bee[j+1];
@ -560,7 +560,7 @@ void CayleyFermion5D<Impl>::SetCoefficientsInternal(RealD zolo_hi,Vector<Coeff_t
uee[i] =-aee[i]/bee[i]; // up-diag entry on the ith row
ueem[i]=mass;
ueem[i]=mass_plus;
for(int j=1;j<=i;j++) ueem[i]*= cee[j]/bee[j];
ueem[i]*= aee[0]/bee[0];
@ -573,7 +573,7 @@ void CayleyFermion5D<Impl>::SetCoefficientsInternal(RealD zolo_hi,Vector<Coeff_t
}
{
Coeff_t delta_d=mass*cee[Ls-1];
Coeff_t delta_d=mass_minus*cee[Ls-1];
for(int j=0;j<Ls-1;j++) {
assert(bee[j] != Coeff_t(0.0));
delta_d *= cee[j]/bee[j];
@ -642,6 +642,10 @@ void CayleyFermion5D<Impl>::ContractConservedCurrent( PropagatorField &q_in_1,
Current curr_type,
unsigned int mu)
{
assert(mass_plus == mass_minus);
RealD mass = mass_plus;
#if (!defined(GRID_HIP))
Gamma::Algebra Gmu [] = {
Gamma::Algebra::GammaX,
@ -777,6 +781,8 @@ void CayleyFermion5D<Impl>::SeqConservedCurrent(PropagatorField &q_in,
assert(mu>=0);
assert(mu<Nd);
assert(mass_plus == mass_minus);
RealD mass = mass_plus;
#if 0
int tshift = (mu == Nd-1) ? 1 : 0;

4
benchmarks/Benchmark_mooee.cc
View File

@ -81,8 +81,8 @@ int main (int argc, char ** argv)
Vector<Coeff_t> diag = Dw.bs;
Vector<Coeff_t> upper= Dw.cs;
Vector<Coeff_t> lower= Dw.cs;
upper[Ls-1]=-Dw.mass*upper[Ls-1];
lower[0] =-Dw.mass*lower[0];
upper[Ls-1]=-Dw.mass_minus*upper[Ls-1];
lower[0] =-Dw.mass_plus*lower[0];
LatticeFermion r_eo(FGrid);
LatticeFermion src_e (FrbGrid);