portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-04-25 05:05:56 +01:00
Code Releases Activity

Conjugate coefficients on adjoint

Browse Source
This commit is contained in:
paboyle 2017-03-30 13:44:05 +09:00
parent b9e8ea3aaa
commit c4aca1dde4
1 changed files with 30 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
lib/qcd/action/fermion/CayleyFermion5Dssp.cc
View File

@ -48,17 +48,18 @@ void CayleyFermion5D<Impl>::M5D(const FermionField &psi,
std::vector<Coeff_t> &diag,
std::vector<Coeff_t> &upper)
{
Coeff_t one(1.0);
int Ls=this->Ls;
for(int s=0;s<Ls;s++){
if ( s==0 ) {
axpby_ssp_pminus(chi,diag[s],phi,upper[s],psi,s,s+1);
axpby_ssp_pplus (chi,1.0,chi,lower[s],psi,s,Ls-1);
axpby_ssp_pplus (chi,one,chi,lower[s],psi,s,Ls-1);
} else if ( s==(Ls-1)) {
axpby_ssp_pminus(chi,diag[s],phi,upper[s],psi,s,0);
axpby_ssp_pplus (chi,1.0,chi,lower[s],psi,s,s-1);
axpby_ssp_pplus (chi,one,chi,lower[s],psi,s,s-1);
} else {
axpby_ssp_pminus(chi,diag[s],phi,upper[s],psi,s,s+1);
axpby_ssp_pplus(chi,1.0,chi,lower[s],psi,s,s-1);
axpby_ssp_pplus(chi,one,chi,lower[s],psi,s,s-1);
}
}
}
@ -70,17 +71,18 @@ void CayleyFermion5D<Impl>::M5Ddag(const FermionField &psi,
std::vector<Coeff_t> &diag,
std::vector<Coeff_t> &upper)
{
Coeff_t one(1.0);
int Ls=this->Ls;
for(int s=0;s<Ls;s++){
if ( s==0 ) {
axpby_ssp_pplus (chi,diag[s],phi,upper[s],psi,s,s+1);
axpby_ssp_pminus(chi,1.0,chi,lower[s],psi,s,Ls-1);
axpby_ssp_pminus(chi,one,chi,lower[s],psi,s,Ls-1);
} else if ( s==(Ls-1)) {
axpby_ssp_pplus (chi,diag[s],phi,upper[s],psi,s,0);
axpby_ssp_pminus(chi,1.0,chi,lower[s],psi,s,s-1);
axpby_ssp_pminus(chi,one,chi,lower[s],psi,s,s-1);
} else {
axpby_ssp_pplus (chi,diag[s],phi,upper[s],psi,s,s+1);
axpby_ssp_pminus(chi,1.0,chi,lower[s],psi,s,s-1);
axpby_ssp_pminus(chi,one,chi,lower[s],psi,s,s-1);
}
}
}
@ -88,62 +90,68 @@ void CayleyFermion5D<Impl>::M5Ddag(const FermionField &psi,
template<class Impl>
void CayleyFermion5D<Impl>::MooeeInv (const FermionField &psi, FermionField &chi)
{
Coeff_t one(1.0);
Coeff_t czero(0.0);
chi.checkerboard=psi.checkerboard;
int Ls=this->Ls;
// Apply (L^{\prime})^{-1}
axpby_ssp (chi,1.0,psi, 0.0,psi,0,0); // chi[0]=psi[0]
axpby_ssp (chi,one,psi, czero,psi,0,0); // chi[0]=psi[0]
for (int s=1;s<Ls;s++){
axpby_ssp_pplus(chi,1.0,psi,-lee[s-1],chi,s,s-1);// recursion Psi[s] -lee P_+ chi[s-1]
axpby_ssp_pplus(chi,one,psi,-lee[s-1],chi,s,s-1);// recursion Psi[s] -lee P_+ chi[s-1]
}
// L_m^{-1}
for (int s=0;s<Ls-1;s++){ // Chi[ee] = 1 - sum[s<Ls-1] -leem[s]P_- chi
axpby_ssp_pminus(chi,1.0,chi,-leem[s],chi,Ls-1,s);
axpby_ssp_pminus(chi,one,chi,-leem[s],chi,Ls-1,s);
}
// U_m^{-1} D^{-1}
for (int s=0;s<Ls-1;s++){
// Chi[s] + 1/d chi[s]
axpby_ssp_pplus(chi,1.0/dee[s],chi,-ueem[s]/dee[Ls-1],chi,s,Ls-1);
axpby_ssp_pplus(chi,one/dee[s],chi,-ueem[s]/dee[Ls-1],chi,s,Ls-1);
}
axpby_ssp(chi,1.0/dee[Ls-1],chi,0.0,chi,Ls-1,Ls-1); // Modest avoidable
axpby_ssp(chi,one/dee[Ls-1],chi,czero,chi,Ls-1,Ls-1); // Modest avoidable
// Apply U^{-1}
for (int s=Ls-2;s>=0;s--){
axpby_ssp_pminus (chi,1.0,chi,-uee[s],chi,s,s+1); // chi[Ls]
axpby_ssp_pminus (chi,one,chi,-uee[s],chi,s,s+1); // chi[Ls]
}
}
template<class Impl>
void CayleyFermion5D<Impl>::MooeeInvDag (const FermionField &psi, FermionField &chi)
{
Coeff_t one(1.0);
Coeff_t czero(0.0);
chi.checkerboard=psi.checkerboard;
int Ls=this->Ls;
// Apply (U^{\prime})^{-dagger}
axpby_ssp (chi,1.0,psi, 0.0,psi,0,0); // chi[0]=psi[0]
axpby_ssp (chi,one,psi, czero,psi,0,0); // chi[0]=psi[0]
for (int s=1;s<Ls;s++){
axpby_ssp_pminus(chi,1.0,psi,-uee[s-1],chi,s,s-1);
axpby_ssp_pminus(chi,one,psi,-conjugate(uee[s-1]),chi,s,s-1);
}
// U_m^{-\dagger}
for (int s=0;s<Ls-1;s++){
axpby_ssp_pplus(chi,1.0,chi,-ueem[s],chi,Ls-1,s);
axpby_ssp_pplus(chi,one,chi,-conjugate(ueem[s]),chi,Ls-1,s);
}
// L_m^{-\dagger} D^{-dagger}
for (int s=0;s<Ls-1;s++){
axpby_ssp_pminus(chi,1.0/dee[s],chi,-leem[s]/dee[Ls-1],chi,s,Ls-1);
axpby_ssp_pminus(chi,one/conjugate(dee[s]),chi,-conjugate(leem[s]/dee[Ls-1]),chi,s,Ls-1);
}
axpby_ssp(chi,1.0/dee[Ls-1],chi,0.0,chi,Ls-1,Ls-1); // Modest avoidable
axpby_ssp(chi,one/conjugate(dee[Ls-1]),chi,czero,chi,Ls-1,Ls-1); // Modest avoidable
// Apply L^{-dagger}
for (int s=Ls-2;s>=0;s--){
axpby_ssp_pplus (chi,1.0,chi,-lee[s],chi,s,s+1); // chi[Ls]
axpby_ssp_pplus (chi,one,chi,-conjugate(lee[s]),chi,s,s+1); // chi[Ls]
}
}
#ifdef CAYLEY_DPERP_LINALG
INSTANTIATE(WilsonImplF);
INSTANTIATE(WilsonImplD);
INSTANTIATE(GparityWilsonImplF);
INSTANTIATE(GparityWilsonImplD);
INSTANTIATE_DPERP(WilsonImplF);
INSTANTIATE_DPERP(WilsonImplD);
INSTANTIATE_DPERP(GparityWilsonImplF);
INSTANTIATE_DPERP(GparityWilsonImplD);
INSTANTIATE_DPERP(ZWilsonImplF);
INSTANTIATE_DPERP(ZWilsonImplD);
#endif
}