mirror of
https://github.com/paboyle/Grid.git
synced 2025-07-28 10:17:08 +01:00
Merge branch 'master' of https://github.com/paboyle/Grid into scidac1_2
Conflicts: lib/qcd/action/fermion/WilsonKernels.h
This commit is contained in:
Jung
@@ -1,23 +1,130 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/qcd/utils/CovariantCshift.h
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Azusa Yamaguchi <ayamaguc@staffmail.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 */
|
||||
#ifndef QCD_UTILS_COVARIANT_CSHIFT_H
|
||||
#define QCD_UTILS_COVARIANT_CSHIFT_H
|
||||
|
||||
namespace Grid {
|
||||
namespace QCD {
|
||||
////////////////////////////////////////////////////////////////////////
|
||||
// Low performance implementation of CovariantCshift API
|
||||
////////////////////////////////////////////////////////////////////////
|
||||
template<class covariant,class gauge> Lattice<covariant> CovShiftForward(const Lattice<gauge> &Link,
|
||||
// Make these members of an Impl class for BC's.
|
||||
|
||||
namespace PeriodicBC {
|
||||
|
||||
template<class covariant,class gauge> Lattice<covariant> CovShiftForward(const Lattice<gauge> &Link,
|
||||
int mu,
|
||||
const Lattice<covariant> &field)
|
||||
{
|
||||
return Link*Cshift(field,mu,1);// moves towards negative mu
|
||||
{
|
||||
return Link*Cshift(field,mu,1);// moves towards negative mu
|
||||
}
|
||||
template<class covariant,class gauge> Lattice<covariant> CovShiftBackward(const Lattice<gauge> &Link,
|
||||
int mu,
|
||||
const Lattice<covariant> &field)
|
||||
{
|
||||
Lattice<covariant> tmp(field._grid);
|
||||
tmp = adj(Link)*field;
|
||||
return Cshift(tmp,mu,-1);// moves towards positive mu
|
||||
}
|
||||
}
|
||||
template<class covariant,class gauge> Lattice<covariant> CovShiftBackward(const Lattice<gauge> &Link,
|
||||
int mu,
|
||||
const Lattice<covariant> &field)
|
||||
{
|
||||
Lattice<covariant> tmp(field._grid);
|
||||
tmp = adj(Link)*field;
|
||||
return Cshift(tmp,mu,-1);// moves towards positive mu
|
||||
|
||||
|
||||
namespace ConjugateBC {
|
||||
|
||||
// Must give right answers across boundary
|
||||
// <----
|
||||
// --
|
||||
// | |
|
||||
// xxxxxxxxxxxxxxxxxxxx
|
||||
// | |
|
||||
//
|
||||
// Stap= Cshift(GImpl::CovShiftForward(U[nu],nu,
|
||||
// GImpl::CovShiftForward(U[nu],nu,
|
||||
// GImpl::CovShiftBackward(U[mu],mu,
|
||||
// GImpl::CovShiftBackward(U[nu],nu,
|
||||
// GImpl::CovShiftIdentityBackward(U[nu],nu,-1))))) , mu, 1);
|
||||
//
|
||||
// U U^* U^* U^T U^adj = U (U U U^dag U^T )^*
|
||||
// = U (U U U^dag)^* ( U^T )^*
|
||||
//
|
||||
// So covariant shift rule: conjugate inward shifted plane when crossing boundary applies.
|
||||
//
|
||||
// This conjugate should be applied to BOTH the link and the covariant field on backward shift
|
||||
// boundary wrap.
|
||||
//
|
||||
// | |
|
||||
// xxxxxxxxxxxxxxxxx
|
||||
// | | <---- this link is conjugated, and the path leading into it. Segment crossing in and out is double conjugated.
|
||||
// --
|
||||
// ------->
|
||||
template<class covariant,class gauge> Lattice<covariant> CovShiftForward(const Lattice<gauge> &Link,
|
||||
int mu,
|
||||
const Lattice<covariant> &field)
|
||||
{
|
||||
GridBase * grid = Link._grid;
|
||||
|
||||
int Lmu = grid->GlobalDimensions()[mu]-1;
|
||||
|
||||
conformable(field,Link);
|
||||
|
||||
Lattice<iScalar<vInteger> > coor(grid); LatticeCoordinate(coor,mu);
|
||||
|
||||
Lattice<covariant> field_bc = Cshift(field,mu,1);// moves towards negative mu;
|
||||
|
||||
field_bc = where(coor==Lmu,conjugate(field_bc),field_bc);
|
||||
// std::cout<<"Gparity::CovCshiftForward mu="<<mu<<std::endl;
|
||||
return Link*field_bc;
|
||||
}
|
||||
|
||||
template<class covariant,class gauge> Lattice<covariant> CovShiftBackward(const Lattice<gauge> &Link,
|
||||
int mu,
|
||||
const Lattice<covariant> &field)
|
||||
{
|
||||
GridBase * grid = field._grid;
|
||||
|
||||
int Lmu = grid->GlobalDimensions()[mu]-1;
|
||||
|
||||
conformable(field,Link);
|
||||
|
||||
Lattice<iScalar<vInteger> > coor(grid); LatticeCoordinate(coor,mu);
|
||||
|
||||
Lattice<covariant> tmp(grid);
|
||||
|
||||
tmp = adj(Link)*field;
|
||||
tmp = where(coor==Lmu,conjugate(tmp),tmp);
|
||||
// std::cout<<"Gparity::CovCshiftBackward mu="<<mu<<std::endl;
|
||||
return Cshift(tmp,mu,-1);// moves towards positive mu
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
}}
|
||||
#endif
|
||||
|
||||
@@ -1,3 +1,32 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/qcd/utils/LinalgUtils.h
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
||||
Author: Peter Boyle <peterboyle@Peters-MacBook-Pro-2.local>
|
||||
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 */
|
||||
#ifndef GRID_QCD_LINALG_UTILS_H
|
||||
#define GRID_QCD_LINALG_UTILS_H
|
||||
|
||||
@@ -9,6 +38,25 @@ namespace QCD{
|
||||
//These routines support five-D chiral fermions and contain s-subslice indexing
|
||||
//on the 5d (rb4d) checkerboarded lattices
|
||||
////////////////////////////////////////////////////////////////////////
|
||||
|
||||
template<class vobj>
|
||||
void axpibg5x(Lattice<vobj> &z,const Lattice<vobj> &x,RealD a,RealD b)
|
||||
{
|
||||
z.checkerboard = x.checkerboard;
|
||||
conformable(x,z);
|
||||
|
||||
GridBase *grid=x._grid;
|
||||
|
||||
Gamma G5(Gamma::Gamma5);
|
||||
PARALLEL_FOR_LOOP
|
||||
for(int ss=0;ss<grid->oSites();ss++){
|
||||
vobj tmp;
|
||||
tmp = a*x._odata[ss];
|
||||
tmp = tmp + G5*(b*timesI(x._odata[ss]));
|
||||
vstream(z._odata[ss],tmp);
|
||||
}
|
||||
}
|
||||
|
||||
template<class vobj>
|
||||
void axpby_ssp(Lattice<vobj> &z, RealD a,const Lattice<vobj> &x,RealD b,const Lattice<vobj> &y,int s,int sp)
|
||||
{
|
||||
|
||||
@@ -1,3 +1,33 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/qcd/utils/SUn.h
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
|
||||
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
||||
Author: neo <cossu@post.kek.jp>
|
||||
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 */
|
||||
#ifndef QCD_UTIL_SUN_H
|
||||
#define QCD_UTIL_SUN_H
|
||||
|
||||
|
||||
@@ -1,3 +1,30 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/qcd/utils/SpaceTimeGrid.cc
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Peter Boyle <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>
|
||||
|
||||
namespace Grid {
|
||||
|
||||
@@ -1,3 +1,30 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/qcd/utils/SpaceTimeGrid.h
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Peter Boyle <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 */
|
||||
#ifndef GRID_QCD_SPACE_TIME_GRID_H
|
||||
#define GRID_QCD_SPACE_TIME_GRID_H
|
||||
namespace Grid {
|
||||
|
||||
@@ -1,21 +1,60 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./lib/qcd/utils/WilsonLoops.h
|
||||
|
||||
Copyright (C) 2015
|
||||
|
||||
Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
|
||||
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
||||
Author: neo <cossu@post.kek.jp>
|
||||
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 */
|
||||
#ifndef QCD_UTILS_WILSON_LOOPS_H
|
||||
#define QCD_UTILS_WILSON_LOOPS_H
|
||||
namespace Grid {
|
||||
namespace QCD {
|
||||
|
||||
// Common wilson loop observables
|
||||
template<class GaugeLorentz>
|
||||
class WilsonLoops {
|
||||
template<class Gimpl>
|
||||
class WilsonLoops : public Gimpl {
|
||||
public:
|
||||
|
||||
INHERIT_GIMPL_TYPES(Gimpl);
|
||||
|
||||
typedef LorentzScalar<GaugeLorentz> GaugeMat;
|
||||
typedef typename Gimpl::GaugeLinkField GaugeMat;
|
||||
typedef typename Gimpl::GaugeField GaugeLorentz;
|
||||
|
||||
//////////////////////////////////////////////////
|
||||
// directed plaquette oriented in mu,nu plane
|
||||
//////////////////////////////////////////////////
|
||||
static void dirPlaquette(GaugeMat &plaq,const std::vector<GaugeMat> &U, const int mu, const int nu)
|
||||
{
|
||||
plaq=CovShiftForward(U[mu],mu,U[nu])*adj(CovShiftForward(U[nu],nu,U[mu]));
|
||||
// Annoyingly, must use either scope resolution to find dependent base class,
|
||||
// or this-> ; there is no "this" in a static method. This forces explicit Gimpl scope
|
||||
// resolution throughout the usage in this file, and rather defeats the purpose of deriving
|
||||
// from Gimpl.
|
||||
plaq= Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftForward (U[mu],mu,U[nu])));
|
||||
}
|
||||
//////////////////////////////////////////////////
|
||||
// trace of directed plaquette oriented in mu,nu plane
|
||||
@@ -98,34 +137,36 @@ public:
|
||||
for(int d=0;d<Nd;d++){
|
||||
U[d] = PeekIndex<LorentzIndex>(Umu,d);
|
||||
}
|
||||
|
||||
staple = zero;
|
||||
GaugeMat tmp(grid);
|
||||
|
||||
|
||||
for(int nu=0;nu<Nd;nu++){
|
||||
|
||||
if(nu != mu) {
|
||||
|
||||
// mu
|
||||
// ^
|
||||
// |__ nu
|
||||
// |__> nu
|
||||
|
||||
// __ __
|
||||
// | |
|
||||
// __| = __| *
|
||||
// __
|
||||
// |
|
||||
// __|
|
||||
//
|
||||
|
||||
staple += CovShiftForward(U[nu],nu,U[mu])*Cshift(adj(U[nu]),mu,+1);
|
||||
staple+=Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftForward (U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftIdentityBackward(U[nu],nu))),mu);
|
||||
|
||||
//
|
||||
// __ __
|
||||
// | |
|
||||
// |__ = | * __
|
||||
// __
|
||||
// |
|
||||
// |__
|
||||
//
|
||||
//
|
||||
tmp = CovShiftForward (U[mu],mu,U[nu]);
|
||||
staple+= CovShiftBackward(U[nu],nu,tmp);
|
||||
|
||||
staple+=Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,U[nu])),mu);
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -133,21 +174,241 @@ public:
|
||||
//////////////////////////////////////////////////////
|
||||
// Similar to above for rectangle is required
|
||||
//////////////////////////////////////////////////////
|
||||
/*
|
||||
void siteRectangle(GaugeMat &plaq,const std::vector<GaugeMat> &U, const int mu, const int nu){
|
||||
RealD avgRectangle(const std::vector<GaugeMat> &U){}
|
||||
RealD avgRectangle(const std::vector<GaugeMat> &U, const int mu, const int nu){}
|
||||
void traceRectangle(LatticeComplex &plaq,const std::vector<GaugeMat> &U, const int mu, const int nu){}
|
||||
void siteRectangle(GaugeMat &plaq,const std::vector<GaugeMat> &U, const int mu, const int nu){}
|
||||
*/
|
||||
static void dirRectangle(GaugeMat &rect,const std::vector<GaugeMat> &U, const int mu, const int nu)
|
||||
{
|
||||
rect = Gimpl::CovShiftForward(U[mu],mu,Gimpl::CovShiftForward(U[mu],mu,U[nu]))* // ->->|
|
||||
adj(Gimpl::CovShiftForward(U[nu],nu,Gimpl::CovShiftForward(U[mu],mu,U[mu]))) ;
|
||||
rect = rect +
|
||||
Gimpl::CovShiftForward(U[mu],mu,Gimpl::CovShiftForward(U[nu],nu,U[nu]))* // ->||
|
||||
adj(Gimpl::CovShiftForward(U[nu],nu,Gimpl::CovShiftForward(U[nu],nu,U[mu]))) ;
|
||||
}
|
||||
static void traceDirRectangle(LatticeComplex &rect, const std::vector<GaugeMat> &U, const int mu, const int nu)
|
||||
{
|
||||
GaugeMat sp(U[0]._grid);
|
||||
dirRectangle(sp,U,mu,nu);
|
||||
rect=trace(sp);
|
||||
}
|
||||
static void siteRectangle(LatticeComplex &Rect,const std::vector<GaugeMat> &U)
|
||||
{
|
||||
LatticeComplex siteRect(U[0]._grid);
|
||||
Rect=zero;
|
||||
for(int mu=1;mu<Nd;mu++){
|
||||
for(int nu=0;nu<mu;nu++){
|
||||
traceDirRectangle(siteRect,U,mu,nu);
|
||||
Rect = Rect + siteRect;
|
||||
}
|
||||
}
|
||||
}
|
||||
//////////////////////////////////////////////////
|
||||
// sum over all x,y,z,t and over all planes of plaquette
|
||||
//////////////////////////////////////////////////
|
||||
static RealD sumRectangle(const GaugeLorentz &Umu){
|
||||
std::vector<GaugeMat> U(4,Umu._grid);
|
||||
|
||||
for(int mu=0;mu<Nd;mu++){
|
||||
U[mu] = PeekIndex<LorentzIndex>(Umu,mu);
|
||||
}
|
||||
|
||||
LatticeComplex Rect(Umu._grid);
|
||||
|
||||
siteRectangle(Rect,U);
|
||||
|
||||
TComplex Tp = sum(Rect);
|
||||
Complex p = TensorRemove(Tp);
|
||||
return p.real();
|
||||
}
|
||||
//////////////////////////////////////////////////
|
||||
// average over all x,y,z,t and over all planes of plaquette
|
||||
//////////////////////////////////////////////////
|
||||
static RealD avgRectangle(const GaugeLorentz &Umu){
|
||||
|
||||
RealD sumrect = sumRectangle(Umu);
|
||||
|
||||
double vol = Umu._grid->gSites();
|
||||
|
||||
double faces = (1.0*Nd*(Nd-1)); // 2 distinct orientations summed
|
||||
|
||||
return sumrect/vol/faces/Nc; // Nd , Nc dependent... FIXME
|
||||
}
|
||||
|
||||
//////////////////////////////////////////////////
|
||||
// the sum over all staples on each site
|
||||
//////////////////////////////////////////////////
|
||||
static void RectStapleDouble(GaugeMat &U2,const GaugeMat & U,int mu){
|
||||
U2 = U * Cshift(U,mu,1);
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////
|
||||
// Hop by two optimisation strategy does not work nicely with Gparity. (could do,
|
||||
// but need to track two deep where cross boundary and apply a conjugation).
|
||||
// Must differentiate this in Gimpl, and use Gimpl::isPeriodicGaugeField to do so .
|
||||
////////////////////////////////////////////////////////////////////////////
|
||||
static void RectStapleOptimised(GaugeMat &Stap,std::vector<GaugeMat> &U2,std::vector<GaugeMat> &U,int mu){
|
||||
|
||||
Stap = zero;
|
||||
|
||||
GridBase *grid = U[0]._grid;
|
||||
|
||||
GaugeMat Staple2x1 (grid);
|
||||
GaugeMat tmp (grid);
|
||||
|
||||
for(int nu=0;nu<Nd;nu++){
|
||||
if ( nu!=mu) {
|
||||
|
||||
// Up staple ___ ___
|
||||
// | |
|
||||
tmp = Cshift(adj(U[nu]),nu,-1);
|
||||
tmp = adj(U2[mu])*tmp;
|
||||
tmp = Cshift(tmp,mu,-2);
|
||||
|
||||
Staple2x1 = Gimpl::CovShiftForward (U[nu],nu,tmp);
|
||||
|
||||
|
||||
// Down staple
|
||||
// |___ ___|
|
||||
//
|
||||
tmp = adj(U2[mu])*U[nu];
|
||||
Staple2x1+= Gimpl::CovShiftBackward(U[nu],nu,Cshift(tmp,mu,-2));
|
||||
|
||||
|
||||
// ___ ___
|
||||
// | ___|
|
||||
// |___ ___|
|
||||
//
|
||||
|
||||
Stap+= Cshift(Gimpl::CovShiftForward (U[mu],mu,Staple2x1),mu,1);
|
||||
|
||||
// ___ ___
|
||||
// |___ |
|
||||
// |___ ___|
|
||||
//
|
||||
|
||||
// tmp= Staple2x1* Cshift(U[mu],mu,-2);
|
||||
// Stap+= Cshift(tmp,mu,1) ;
|
||||
Stap+= Cshift(Staple2x1,mu,1)*Cshift(U[mu],mu,-1); ;
|
||||
|
||||
// --
|
||||
// | |
|
||||
//
|
||||
// | |
|
||||
|
||||
tmp = Cshift(adj(U2[nu]),nu,-2);
|
||||
tmp = Gimpl::CovShiftBackward(U[mu],mu,tmp);
|
||||
tmp = U2[nu]*Cshift(tmp,nu,2);
|
||||
Stap+= Cshift(tmp, mu, 1);
|
||||
|
||||
// | |
|
||||
//
|
||||
// | |
|
||||
// --
|
||||
|
||||
tmp = Gimpl::CovShiftBackward(U[mu],mu,U2[nu]);
|
||||
tmp = adj(U2[nu])*tmp;
|
||||
tmp = Cshift(tmp,nu,-2);
|
||||
Stap+=Cshift(tmp, mu, 1);
|
||||
}}
|
||||
|
||||
|
||||
}
|
||||
|
||||
static void RectStaple(GaugeMat &Stap,const GaugeLorentz & Umu,int mu)
|
||||
{
|
||||
RectStapleUnoptimised(Stap,Umu,mu);
|
||||
}
|
||||
static void RectStaple(const GaugeLorentz & Umu,GaugeMat &Stap,
|
||||
std::vector<GaugeMat> &U2,
|
||||
std::vector<GaugeMat> &U, int mu)
|
||||
{
|
||||
if ( Gimpl::isPeriodicGaugeField() ){
|
||||
RectStapleOptimised(Stap,U2,U,mu);
|
||||
} else {
|
||||
RectStapleUnoptimised(Stap,Umu,mu);
|
||||
}
|
||||
}
|
||||
|
||||
static void RectStapleUnoptimised(GaugeMat &Stap,const GaugeLorentz &Umu,int mu){
|
||||
GridBase *grid = Umu._grid;
|
||||
|
||||
std::vector<GaugeMat> U(4,grid);
|
||||
for(int d=0;d<Nd;d++){
|
||||
U[d] = PeekIndex<LorentzIndex>(Umu,d);
|
||||
}
|
||||
|
||||
Stap=zero;
|
||||
|
||||
for(int nu=0;nu<Nd;nu++){
|
||||
if ( nu!=mu) {
|
||||
// __ ___
|
||||
// | __ |
|
||||
//
|
||||
Stap+= Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftForward (U[mu],mu,
|
||||
Gimpl::CovShiftForward (U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftIdentityBackward(U[nu],nu))))) , mu);
|
||||
|
||||
// __
|
||||
// |__ __ |
|
||||
|
||||
Stap+= Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftForward (U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu, U[nu])))) , mu);
|
||||
|
||||
// __
|
||||
// |__ __ |
|
||||
|
||||
Stap+= Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftForward(U[nu],nu,U[mu])))) , mu);
|
||||
|
||||
// __ ___
|
||||
// |__ |
|
||||
|
||||
Stap+= Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftForward (U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[nu],nu,U[mu])))) , mu);
|
||||
|
||||
// --
|
||||
// | |
|
||||
//
|
||||
// | |
|
||||
|
||||
Stap+= Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftForward(U[nu],nu,
|
||||
Gimpl::CovShiftForward(U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftIdentityBackward(U[nu],nu))))) , mu);
|
||||
|
||||
|
||||
// | |
|
||||
//
|
||||
// | |
|
||||
// --
|
||||
|
||||
Stap+= Gimpl::ShiftStaple(
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[nu],nu,
|
||||
Gimpl::CovShiftBackward(U[mu],mu,
|
||||
Gimpl::CovShiftForward (U[nu],nu,U[nu])))) , mu);
|
||||
}}
|
||||
}
|
||||
|
||||
|
||||
};
|
||||
|
||||
|
||||
typedef WilsonLoops<LatticeGaugeField> ColourWilsonLoops;
|
||||
typedef WilsonLoops<LatticeGaugeField> U1WilsonLoops;
|
||||
typedef WilsonLoops<LatticeGaugeField> SU2WilsonLoops;
|
||||
typedef WilsonLoops<LatticeGaugeField> SU3WilsonLoops;
|
||||
typedef WilsonLoops<PeriodicGimplR> ColourWilsonLoops;
|
||||
typedef WilsonLoops<PeriodicGimplR> U1WilsonLoops;
|
||||
typedef WilsonLoops<PeriodicGimplR> SU2WilsonLoops;
|
||||
typedef WilsonLoops<PeriodicGimplR> SU3WilsonLoops;
|
||||
|
||||
}}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user