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Merge branch 'feature/hadrons' of https://github.com/paboyle/Grid into feature/rare_kaon

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Lanny91
2017-05-26 16:00:50 +01:00
parent 08b314fd0f 3267683e22
commit 23135aa58a
173 changed files with 24397 additions and 3642 deletions
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134
lib/qcd/action/ActionBase.h
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@ -4,10 +4,11 @@ Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/ActionBase.h
Copyright (C) 2015
Copyright (C) 2015-2016
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
Author: neo <cossu@post.kek.jp>
Author: Guido Cossu <guido.cossu@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
@ -27,128 +28,29 @@ See the full license in the file "LICENSE" in the top level distribution
directory
*************************************************************************************/
/* END LEGAL */
#ifndef QCD_ACTION_BASE
#define QCD_ACTION_BASE
#ifndef ACTION_BASE_H
#define ACTION_BASE_H
namespace Grid {
namespace QCD {
template <class GaugeField>
class Action {
template <class GaugeField >
class Action
{
public:
bool is_smeared = false;
// Boundary conditions? // Heatbath?
virtual void refresh(const GaugeField& U,
GridParallelRNG& pRNG) = 0; // refresh pseudofermions
virtual RealD S(const GaugeField& U) = 0; // evaluate the action
virtual void deriv(const GaugeField& U,
GaugeField& dSdU) = 0; // evaluate the action derivative
virtual ~Action(){};
// Heatbath?
virtual void refresh(const GaugeField& U, GridParallelRNG& pRNG) = 0; // refresh pseudofermions
virtual RealD S(const GaugeField& U) = 0; // evaluate the action
virtual void deriv(const GaugeField& U, GaugeField& dSdU) = 0; // evaluate the action derivative
virtual std::string action_name() = 0; // return the action name
virtual std::string LogParameters() = 0; // prints action parameters
virtual ~Action(){}
};
// Indexing of tuple types
template <class T, class Tuple>
struct Index;
template <class T, class... Types>
struct Index<T, std::tuple<T, Types...>> {
static const std::size_t value = 0;
};
template <class T, class U, class... Types>
struct Index<T, std::tuple<U, Types...>> {
static const std::size_t value = 1 + Index<T, std::tuple<Types...>>::value;
};
/*
template <class GaugeField>
struct ActionLevel {
public:
typedef Action<GaugeField>*
ActPtr; // now force the same colours as the rest of the code
//Add supported representations here
unsigned int multiplier;
std::vector<ActPtr> actions;
ActionLevel(unsigned int mul = 1) : actions(0), multiplier(mul) {
assert(mul >= 1);
};
void push_back(ActPtr ptr) { actions.push_back(ptr); }
};
*/
template <class GaugeField, class Repr = NoHirep >
struct ActionLevel {
public:
unsigned int multiplier;
// Fundamental repr actions separated because of the smearing
typedef Action<GaugeField>* ActPtr;
// construct a tuple of vectors of the actions for the corresponding higher
// representation fields
typedef typename AccessTypes<Action, Repr>::VectorCollection action_collection;
action_collection actions_hirep;
typedef typename AccessTypes<Action, Repr>::FieldTypeCollection action_hirep_types;
std::vector<ActPtr>& actions;
// Temporary conversion between ActionLevel and ActionLevelHirep
//ActionLevelHirep(ActionLevel<GaugeField>& AL ):actions(AL.actions), multiplier(AL.multiplier){}
ActionLevel(unsigned int mul = 1) : actions(std::get<0>(actions_hirep)), multiplier(mul) {
// initialize the hirep vectors to zero.
//apply(this->resize, actions_hirep, 0); //need a working resize
assert(mul >= 1);
};
//void push_back(ActPtr ptr) { actions.push_back(ptr); }
template < class Field >
void push_back(Action<Field>* ptr) {
// insert only in the correct vector
std::get< Index < Field, action_hirep_types>::value >(actions_hirep).push_back(ptr);
};
template < class ActPtr>
static void resize(ActPtr ap, unsigned int n){
ap->resize(n);
}
//template <std::size_t I>
//auto getRepresentation(Repr& R)->decltype(std::get<I>(R).U) {return std::get<I>(R).U;}
// Loop on tuple for a callable function
template <std::size_t I = 1, typename Callable, typename ...Args>
inline typename std::enable_if<I == std::tuple_size<action_collection>::value, void>::type apply(
Callable, Repr& R,Args&...) const {}
template <std::size_t I = 1, typename Callable, typename ...Args>
inline typename std::enable_if<I < std::tuple_size<action_collection>::value, void>::type apply(
Callable fn, Repr& R, Args&... arguments) const {
fn(std::get<I>(actions_hirep), std::get<I>(R.rep), arguments...);
apply<I + 1>(fn, R, arguments...);
}
};
//template <class GaugeField>
//using ActionSet = std::vector<ActionLevel<GaugeField> >;
template <class GaugeField, class R>
using ActionSet = std::vector<ActionLevel<GaugeField, R> >;
}
}
#endif
#endif // ACTION_BASE_H

16
lib/qcd/action/ActionCore.h
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@ -31,15 +31,31 @@ directory
#define QCD_ACTION_CORE
#include <Grid/qcd/action/ActionBase.h>
#include <Grid/qcd/action/ActionSet.h>
#include <Grid/qcd/action/ActionParams.h>
////////////////////////////////////////////
// Gauge Actions
////////////////////////////////////////////
#include <Grid/qcd/action/gauge/Gauge.h>
////////////////////////////////////////////
// Fermion prereqs
////////////////////////////////////////////
#include <Grid/qcd/action/fermion/FermionCore.h>
////////////////////////////////////////////
// Scalar Actions
////////////////////////////////////////////
#include <Grid/qcd/action/scalar/Scalar.h>
////////////////////////////////////////////
// Utility functions
////////////////////////////////////////////
#include <Grid/qcd/utils/Metric.h>
#include <Grid/qcd/utils/CovariantLaplacian.h>
#endif

113
lib/qcd/action/ActionParams.h
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@ -1,67 +1,92 @@
/*************************************************************************************
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/ActionParams.h
Source file: ./lib/qcd/action/ActionParams.h
Copyright (C) 2015
Copyright (C) 2015
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
Author: paboyle <paboyle@ph.ed.ac.uk>
Author: Guido Cossu <guido.cossu@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 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.
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.
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 */
See the full license in the file "LICENSE" in the top level distribution directory
*************************************************************************************/
/* END LEGAL */
#ifndef GRID_QCD_ACTION_PARAMS_H
#define GRID_QCD_ACTION_PARAMS_H
namespace Grid {
namespace QCD {
// These can move into a params header and be given MacroMagic serialisation
struct GparityWilsonImplParams {
bool overlapCommsCompute;
std::vector<int> twists;
GparityWilsonImplParams () : twists(Nd,0), overlapCommsCompute(false) {};
// These can move into a params header and be given MacroMagic serialisation
struct GparityWilsonImplParams {
bool overlapCommsCompute;
std::vector<int> twists;
GparityWilsonImplParams() : twists(Nd, 0), overlapCommsCompute(false){};
};
struct WilsonImplParams {
bool overlapCommsCompute;
std::vector<Complex> boundary_phases;
WilsonImplParams() : overlapCommsCompute(false) {
boundary_phases.resize(Nd, 1.0);
};
WilsonImplParams(const std::vector<Complex> phi)
: boundary_phases(phi), overlapCommsCompute(false) {}
};
struct WilsonImplParams {
bool overlapCommsCompute;
WilsonImplParams() : overlapCommsCompute(false) {};
};
struct StaggeredImplParams {
StaggeredImplParams() {};
};
struct OneFlavourRationalParams : Serializable {
GRID_SERIALIZABLE_CLASS_MEMBERS(OneFlavourRationalParams,
RealD, lo,
RealD, hi,
int, MaxIter,
RealD, tolerance,
int, degree,
int, precision);
// MaxIter and tolerance, vectors??
// constructor
OneFlavourRationalParams( RealD _lo = 0.0,
RealD _hi = 1.0,
int _maxit = 1000,
RealD tol = 1.0e-8,
int _degree = 10,
int _precision = 64)
: lo(_lo),
hi(_hi),
MaxIter(_maxit),
tolerance(tol),
degree(_degree),
precision(_precision){};
};
}
}
struct StaggeredImplParams {
StaggeredImplParams() {};
};
struct OneFlavourRationalParams {
RealD lo;
RealD hi;
int MaxIter; // Vector?
RealD tolerance; // Vector?
int degree=10;
int precision=64;
OneFlavourRationalParams (RealD _lo,RealD _hi,int _maxit,RealD tol=1.0e-8,int _degree = 10,int _precision=64) :
lo(_lo), hi(_hi), MaxIter(_maxit), tolerance(tol), degree(_degree), precision(_precision)
{};
};
}}
#endif

116
lib/qcd/action/ActionSet.h Normal file
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@ -0,0 +1,116 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/ActionSet.h
Copyright (C) 2015
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
Author: neo <cossu@post.kek.jp>
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 ACTION_SET_H
#define ACTION_SET_H
namespace Grid {
// Should drop this namespace here
namespace QCD {
//////////////////////////////////
// Indexing of tuple types
//////////////////////////////////
template <class T, class Tuple>
struct Index;
template <class T, class... Types>
struct Index<T, std::tuple<T, Types...>> {
static const std::size_t value = 0;
};
template <class T, class U, class... Types>
struct Index<T, std::tuple<U, Types...>> {
static const std::size_t value = 1 + Index<T, std::tuple<Types...>>::value;
};
////////////////////////////////////////////
// Action Level
// Action collection
// in a integration level
// (for multilevel integration schemes)
////////////////////////////////////////////
template <class Field, class Repr = NoHirep >
struct ActionLevel {
public:
unsigned int multiplier;
// Fundamental repr actions separated because of the smearing
typedef Action<Field>* ActPtr;
// construct a tuple of vectors of the actions for the corresponding higher
// representation fields
typedef typename AccessTypes<Action, Repr>::VectorCollection action_collection;
typedef typename AccessTypes<Action, Repr>::FieldTypeCollection action_hirep_types;
action_collection actions_hirep;
std::vector<ActPtr>& actions;
explicit ActionLevel(unsigned int mul = 1) :
actions(std::get<0>(actions_hirep)), multiplier(mul) {
// initialize the hirep vectors to zero.
// apply(this->resize, actions_hirep, 0); //need a working resize
assert(mul >= 1);
}
template < class GenField >
void push_back(Action<GenField>* ptr) {
// insert only in the correct vector
std::get< Index < GenField, action_hirep_types>::value >(actions_hirep).push_back(ptr);
};
template <class ActPtr>
static void resize(ActPtr ap, unsigned int n) {
ap->resize(n);
}
// Loop on tuple for a callable function
template <std::size_t I = 1, typename Callable, typename ...Args>
inline typename std::enable_if<I == std::tuple_size<action_collection>::value, void>::type apply(Callable, Repr& R,Args&...) const {}
template <std::size_t I = 1, typename Callable, typename ...Args>
inline typename std::enable_if<I < std::tuple_size<action_collection>::value, void>::type apply(Callable fn, Repr& R, Args&... arguments) const {
fn(std::get<I>(actions_hirep), std::get<I>(R.rep), arguments...);
apply<I + 1>(fn, R, arguments...);
}
};
// Define the ActionSet
template <class GaugeField, class R>
using ActionSet = std::vector<ActionLevel<GaugeField, R> >;
} // QCD
} // Grid
#endif // ACTION_SET_H

10
lib/qcd/action/fermion/CayleyFermion5D.cc
View File

@ -29,7 +29,7 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
*************************************************************************************/
/* END LEGAL */
#include <Grid/Eigen/Dense>
#include <Grid/Grid_Eigen_Dense.h>
#include <Grid/qcd/action/fermion/FermionCore.h>
#include <Grid/qcd/action/fermion/CayleyFermion5D.h>
@ -320,7 +320,7 @@ void CayleyFermion5D<Impl>::MDeriv (GaugeField &mat,const FermionField &U,const
this->DhopDeriv(mat,U,Din,dag);
} else {
// U d/du [D_w D5]^dag V = U D5^dag d/du DW^dag Y // implicit adj on U in call
MeooeDag5D(U,Din);
Meooe5D(U,Din);
this->DhopDeriv(mat,Din,V,dag);
}
};
@ -335,8 +335,8 @@ void CayleyFermion5D<Impl>::MoeDeriv(GaugeField &mat,const FermionField &U,const
this->DhopDerivOE(mat,U,Din,dag);
} else {
// U d/du [D_w D5]^dag V = U D5^dag d/du DW^dag Y // implicit adj on U in call
MeooeDag5D(U,Din);
this->DhopDerivOE(mat,Din,V,dag);
Meooe5D(U,Din);
this->DhopDerivOE(mat,Din,V,dag);
}
};
template<class Impl>
@ -350,7 +350,7 @@ void CayleyFermion5D<Impl>::MeoDeriv(GaugeField &mat,const FermionField &U,const
this->DhopDerivEO(mat,U,Din,dag);
} else {
// U d/du [D_w D5]^dag V = U D5^dag d/du DW^dag Y // implicit adj on U in call
MeooeDag5D(U,Din);
Meooe5D(U,Din);
this->DhopDerivEO(mat,Din,V,dag);
}
};

2
lib/qcd/action/fermion/CayleyFermion5Ddense.cc
View File

@ -29,7 +29,7 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
*************************************************************************************/
/* END LEGAL */
#include <Grid/Eigen/Dense>
#include <Grid/Grid_Eigen_Dense.h>
#include <Grid/qcd/action/fermion/FermionCore.h>
#include <Grid/qcd/action/fermion/CayleyFermion5D.h>

2
lib/qcd/action/fermion/Fermion.h
View File

@ -1,4 +1,4 @@
/*************************************************************************************
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid

180
lib/qcd/action/fermion/FermionOperatorImpl.h
View File

@ -43,7 +43,7 @@ namespace QCD {
// Ultimately need Impl to always define types where XXX is opaque
//
// typedef typename XXX Simd;
// typedef typename XXX GaugeLinkField;
// typedef typename XXX GaugeLinkField;
// typedef typename XXX GaugeField;
// typedef typename XXX GaugeActField;
// typedef typename XXX FermionField;
@ -153,7 +153,7 @@ namespace QCD {
typedef typename Impl::Coeff_t Coeff_t; \
#define INHERIT_IMPL_TYPES(Base) \
INHERIT_GIMPL_TYPES(Base) \
INHERIT_GIMPL_TYPES(Base) \
INHERIT_FIMPL_TYPES(Base)
/////////////////////////////////////////////////////////////////////////////
@ -198,16 +198,18 @@ namespace QCD {
ImplParams Params;
WilsonImpl(const ImplParams &p = ImplParams()) : Params(p){};
WilsonImpl(const ImplParams &p = ImplParams()) : Params(p){
assert(Params.boundary_phases.size() == Nd);
};
bool overlapCommsCompute(void) { return Params.overlapCommsCompute; };
inline void multLink(SiteHalfSpinor &phi,
const SiteDoubledGaugeField &U,
const SiteHalfSpinor &chi,
int mu,
StencilEntry *SE,
StencilImpl &St) {
const SiteDoubledGaugeField &U,
const SiteHalfSpinor &chi,
int mu,
StencilEntry *SE,
StencilImpl &St) {
mult(&phi(), &U(mu), &chi());
}
@ -217,16 +219,34 @@ namespace QCD {
}
inline void DoubleStore(GridBase *GaugeGrid,
DoubledGaugeField &Uds,
const GaugeField &Umu) {
DoubledGaugeField &Uds,
const GaugeField &Umu)
{
typedef typename Simd::scalar_type scalar_type;
conformable(Uds._grid, GaugeGrid);
conformable(Umu._grid, GaugeGrid);
GaugeLinkField U(GaugeGrid);
GaugeLinkField tmp(GaugeGrid);
Lattice<iScalar<vInteger> > coor(GaugeGrid);
for (int mu = 0; mu < Nd; mu++) {
U = PeekIndex<LorentzIndex>(Umu, mu);
PokeIndex<LorentzIndex>(Uds, U, mu);
U = adj(Cshift(U, mu, -1));
PokeIndex<LorentzIndex>(Uds, U, mu + 4);
auto pha = Params.boundary_phases[mu];
scalar_type phase( real(pha),imag(pha) );
int Lmu = GaugeGrid->GlobalDimensions()[mu] - 1;
LatticeCoordinate(coor, mu);
U = PeekIndex<LorentzIndex>(Umu, mu);
tmp = where(coor == Lmu, phase * U, U);
PokeIndex<LorentzIndex>(Uds, tmp, mu);
U = adj(Cshift(U, mu, -1));
U = where(coor == 0, conjugate(phase) * U, U);
PokeIndex<LorentzIndex>(Uds, U, mu + 4);
}
}
@ -243,11 +263,11 @@ namespace QCD {
tmp = zero;
parallel_for(int sss=0;sss<tmp._grid->oSites();sss++){
int sU=sss;
for(int s=0;s<Ls;s++){
int sF = s+Ls*sU;
tmp[sU] = tmp[sU]+ traceIndex<SpinIndex>(outerProduct(Btilde[sF],Atilde[sF])); // ordering here
}
int sU=sss;
for(int s=0;s<Ls;s++){
int sF = s+Ls*sU;
tmp[sU] = tmp[sU]+ traceIndex<SpinIndex>(outerProduct(Btilde[sF],Atilde[sF])); // ordering here
}
}
PokeIndex<LorentzIndex>(mat,tmp,mu);
@ -310,12 +330,12 @@ class DomainWallVec5dImpl : public PeriodicGaugeImpl< GaugeImplTypes< S,Nrepres
}
inline void multLink(SiteHalfSpinor &phi, const SiteDoubledGaugeField &U,
const SiteHalfSpinor &chi, int mu, StencilEntry *SE,
StencilImpl &St) {
const SiteHalfSpinor &chi, int mu, StencilEntry *SE,
StencilImpl &St) {
SiteGaugeLink UU;
for (int i = 0; i < Nrepresentation; i++) {
for (int j = 0; j < Nrepresentation; j++) {
vsplat(UU()()(i, j), U(mu)()(i, j));
vsplat(UU()()(i, j), U(mu)()(i, j));
}
}
mult(&phi(), &UU(), &chi());
@ -352,10 +372,53 @@ class DomainWallVec5dImpl : public PeriodicGaugeImpl< GaugeImplTypes< S,Nrepres
{
assert(0);
}
inline void InsertForce5D(GaugeField &mat, FermionField &Btilde,FermionField &Atilde, int mu)
{
assert(0);
inline void InsertForce5D(GaugeField &mat, FermionField &Btilde, FermionField &Atilde, int mu) {
assert(0);
// Following lines to be revised after Peter's addition of half prec
// missing put lane...
/*
typedef decltype(traceIndex<SpinIndex>(outerProduct(Btilde[0], Atilde[0]))) result_type;
unsigned int LLs = Btilde._grid->_rdimensions[0];
conformable(Atilde._grid,Btilde._grid);
GridBase* grid = mat._grid;
GridBase* Bgrid = Btilde._grid;
unsigned int dimU = grid->Nd();
unsigned int dimF = Bgrid->Nd();
GaugeLinkField tmp(grid);
tmp = zero;
// FIXME
// Current implementation works, thread safe, probably suboptimal
// Passing through the local coordinate for grid transformation
// the force grid is in general very different from the Ls vectorized grid
PARALLEL_FOR_LOOP
for (int so = 0; so < grid->oSites(); so++) {
std::vector<typename result_type::scalar_object> vres(Bgrid->Nsimd());
std::vector<int> ocoor; grid->oCoorFromOindex(ocoor,so);
for (int si = 0; si < tmp._grid->iSites(); si++){
typename result_type::scalar_object scalar_object; scalar_object = zero;
std::vector<int> local_coor;
std::vector<int> icoor; grid->iCoorFromIindex(icoor,si);
grid->InOutCoorToLocalCoor(ocoor, icoor, local_coor);
for (int s = 0; s < LLs; s++) {
std::vector<int> slocal_coor(dimF);
slocal_coor[0] = s;
for (int s4d = 1; s4d< dimF; s4d++) slocal_coor[s4d] = local_coor[s4d-1];
int sF = Bgrid->oIndexReduced(slocal_coor);
assert(sF < Bgrid->oSites());
extract(traceIndex<SpinIndex>(outerProduct(Btilde[sF], Atilde[sF])), vres);
// sum across the 5d dimension
for (auto v : vres) scalar_object += v;
}
tmp._odata[so].putlane(scalar_object, si);
}
}
PokeIndex<LorentzIndex>(mat, tmp, mu);
*/
}
};
@ -406,19 +469,19 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
// provide the multiply by link that is differentiated between Gparity (with
// flavour index) and non-Gparity
inline void multLink(SiteHalfSpinor &phi, const SiteDoubledGaugeField &U,
const SiteHalfSpinor &chi, int mu, StencilEntry *SE,
StencilImpl &St) {
const SiteHalfSpinor &chi, int mu, StencilEntry *SE,
StencilImpl &St) {
typedef SiteHalfSpinor vobj;
typedef typename SiteHalfSpinor::scalar_object sobj;
vobj vtmp;
sobj stmp;
GridBase *grid = St._grid;
const int Nsimd = grid->Nsimd();
int direction = St._directions[mu];
int distance = St._distances[mu];
int ptype = St._permute_type[mu];
@ -426,13 +489,13 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
// Fixme X.Y.Z.T hardcode in stencil
int mmu = mu % Nd;
// assert our assumptions
assert((distance == 1) || (distance == -1)); // nearest neighbour stencil hard code
assert((sl == 1) || (sl == 2));
std::vector<int> icoor;
if ( SE->_around_the_world && Params.twists[mmu] ) {
if ( sl == 2 ) {
@ -442,25 +505,25 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
extract(chi,vals);
for(int s=0;s<Nsimd;s++){
grid->iCoorFromIindex(icoor,s);
assert((icoor[direction]==0)||(icoor[direction]==1));
int permute_lane;
if ( distance == 1) {
permute_lane = icoor[direction]?1:0;
} else {
permute_lane = icoor[direction]?0:1;
}
if ( permute_lane ) {
stmp(0) = vals[s](1);
stmp(1) = vals[s](0);
vals[s] = stmp;
}
grid->iCoorFromIindex(icoor,s);
assert((icoor[direction]==0)||(icoor[direction]==1));
int permute_lane;
if ( distance == 1) {
permute_lane = icoor[direction]?1:0;
} else {
permute_lane = icoor[direction]?0:1;
}
if ( permute_lane ) {
stmp(0) = vals[s](1);
stmp(1) = vals[s](0);
vals[s] = stmp;
}
}
merge(vtmp,vals);
} else {
vtmp(0) = chi(1);
vtmp(1) = chi(0);
@ -485,11 +548,11 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
GaugeLinkField Uconj(GaugeGrid);
Lattice<iScalar<vInteger> > coor(GaugeGrid);
for(int mu=0;mu<Nd;mu++){
LatticeCoordinate(coor,mu);
U = PeekIndex<LorentzIndex>(Umu,mu);
Uconj = conjugate(U);
@ -503,7 +566,7 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
Uds[ss](0)(mu) = U[ss]();
Uds[ss](1)(mu) = Uconj[ss]();
}
U = adj(Cshift(U ,mu,-1)); // correct except for spanning the boundary
Uconj = adj(Cshift(Uconj,mu,-1));
@ -511,11 +574,12 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
if ( Params.twists[mu] ) {
Utmp = where(coor==0,Uconj,Utmp);
}
parallel_for(auto ss=U.begin();ss<U.end();ss++){
Uds[ss](0)(mu+4) = Utmp[ss]();
}
Utmp = Uconj;
if ( Params.twists[mu] ) {
Utmp = where(coor==0,U,Utmp);
@ -524,7 +588,7 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
parallel_for(auto ss=U.begin();ss<U.end();ss++){
Uds[ss](1)(mu+4) = Utmp[ss]();
}
}
}
@ -535,7 +599,7 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
// use lorentz for flavour as hack.
auto tmp = TraceIndex<SpinIndex>(outerProduct(Btilde, A));
parallel_for(auto ss = tmp.begin(); ss < tmp.end(); ss++) {
link[ss]() = tmp[ss](0, 0) - conjugate(tmp[ss](1, 1));
link[ss]() = tmp[ss](0, 0) + conjugate(tmp[ss](1, 1));
}
PokeIndex<LorentzIndex>(mat, link, mu);
return;
@ -544,7 +608,7 @@ class GparityWilsonImpl : public ConjugateGaugeImpl<GaugeImplTypes<S, Nrepresent
inline void InsertForce5D(GaugeField &mat, FermionField &Btilde, FermionField &Atilde, int mu) {
int Ls = Btilde._grid->_fdimensions[0];
GaugeLinkField tmp(mat._grid);
tmp = zero;
parallel_for(int ss = 0; ss < tmp._grid->oSites(); ss++) {

16
lib/qcd/action/fermion/WilsonFermion.cc
View File

@ -230,8 +230,7 @@ void WilsonFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGaugeField &U,
}
template <class Impl>
void WilsonFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U,
const FermionField &V, int dag) {
void WilsonFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) {
conformable(U._grid, _grid);
conformable(U._grid, V._grid);
conformable(U._grid, mat._grid);
@ -242,12 +241,12 @@ void WilsonFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U,
}
template <class Impl>
void WilsonFermion<Impl>::DhopDerivOE(GaugeField &mat, const FermionField &U,
const FermionField &V, int dag) {
void WilsonFermion<Impl>::DhopDerivOE(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) {
conformable(U._grid, _cbgrid);
conformable(U._grid, V._grid);
conformable(U._grid, mat._grid);
//conformable(U._grid, mat._grid); not general, leaving as a comment (Guido)
// Motivation: look at the SchurDiff operator
assert(V.checkerboard == Even);
assert(U.checkerboard == Odd);
mat.checkerboard = Odd;
@ -256,11 +255,10 @@ void WilsonFermion<Impl>::DhopDerivOE(GaugeField &mat, const FermionField &U,
}
template <class Impl>
void WilsonFermion<Impl>::DhopDerivEO(GaugeField &mat, const FermionField &U,
const FermionField &V, int dag) {
void WilsonFermion<Impl>::DhopDerivEO(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) {
conformable(U._grid, _cbgrid);
conformable(U._grid, V._grid);
conformable(U._grid, mat._grid);
//conformable(U._grid, mat._grid);
assert(V.checkerboard == Odd);
assert(U.checkerboard == Even);

34
lib/qcd/action/fermion/WilsonFermion5D.cc
View File

@ -11,6 +11,7 @@ Author: Peter Boyle <pabobyle@ph.ed.ac.uk>
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
Author: Peter Boyle <peterboyle@Peters-MacBook-Pro-2.local>
Author: paboyle <paboyle@ph.ed.ac.uk>
Author: Guido Cossu <guido.cossu@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
@ -117,7 +118,6 @@ WilsonFermion5D<Impl>::WilsonFermion5D(GaugeField &_Umu,
// Allocate the required comms buffer
ImportGauge(_Umu);
// Build lists of exterior only nodes
int LLs = FiveDimGrid._rdimensions[0];
int vol4;
@ -267,6 +267,8 @@ void WilsonFermion5D<Impl>::DerivInternal(StencilImpl & st,
DerivCommTime+=usecond();
Atilde=A;
int LLs = B._grid->_rdimensions[0];
DerivComputeTime-=usecond();
for (int mu = 0; mu < Nd; mu++) {
@ -296,6 +298,9 @@ void WilsonFermion5D<Impl>::DerivInternal(StencilImpl & st,
////////////////////////////
}
}
////////////////////////////
// spin trace outer product
////////////////////////////
DerivDhopComputeTime += usecond();
Impl::InsertForce5D(mat, Btilde, Atilde, mu);
}
@ -304,13 +309,14 @@ void WilsonFermion5D<Impl>::DerivInternal(StencilImpl & st,
template<class Impl>
void WilsonFermion5D<Impl>::DhopDeriv(GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
const FermionField &A,
const FermionField &B,
int dag)
{
conformable(A._grid,FermionGrid());
conformable(A._grid,B._grid);
conformable(GaugeGrid(),mat._grid);
//conformable(GaugeGrid(),mat._grid);// this is not general! leaving as a comment
mat.checkerboard = A.checkerboard;
@ -319,12 +325,11 @@ void WilsonFermion5D<Impl>::DhopDeriv(GaugeField &mat,
template<class Impl>
void WilsonFermion5D<Impl>::DhopDerivEO(GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
const FermionField &A,
const FermionField &B,
int dag)
{
conformable(A._grid,FermionRedBlackGrid());
conformable(GaugeRedBlackGrid(),mat._grid);
conformable(A._grid,B._grid);
assert(B.checkerboard==Odd);
@ -337,12 +342,11 @@ void WilsonFermion5D<Impl>::DhopDerivEO(GaugeField &mat,
template<class Impl>
void WilsonFermion5D<Impl>::DhopDerivOE(GaugeField &mat,
const FermionField &A,
const FermionField &B,
int dag)
const FermionField &A,
const FermionField &B,
int dag)
{
conformable(A._grid,FermionRedBlackGrid());
conformable(GaugeRedBlackGrid(),mat._grid);
conformable(A._grid,B._grid);
assert(B.checkerboard==Even);
@ -354,8 +358,8 @@ void WilsonFermion5D<Impl>::DhopDerivOE(GaugeField &mat,
template<class Impl>
void WilsonFermion5D<Impl>::DhopInternal(StencilImpl & st, LebesgueOrder &lo,
DoubledGaugeField & U,
const FermionField &in, FermionField &out,int dag)
DoubledGaugeField & U,
const FermionField &in, FermionField &out,int dag)
{
DhopTotalTime-=usecond();
#ifdef GRID_OMP

2
lib/qcd/action/gauge/Gauge.h
View File

@ -29,7 +29,7 @@ directory
#ifndef GRID_QCD_GAUGE_H
#define GRID_QCD_GAUGE_H
#include <Grid/qcd/action/gauge/GaugeImpl.h>
#include <Grid/qcd/action/gauge/GaugeImplementations.h>
#include <Grid/qcd/utils/WilsonLoops.h>
#include <Grid/qcd/action/gauge/WilsonGaugeAction.h>
#include <Grid/qcd/action/gauge/PlaqPlusRectangleAction.h>

142
lib/qcd/action/gauge/GaugeImplTypes.h Normal file
View File

@ -0,0 +1,142 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/gauge/GaugeImpl.h
Copyright (C) 2015
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_GAUGE_IMPL_TYPES_H
#define GRID_GAUGE_IMPL_TYPES_H
namespace Grid {
namespace QCD {
////////////////////////////////////////////////////////////////////////
// Implementation dependent gauge types
////////////////////////////////////////////////////////////////////////
#define INHERIT_GIMPL_TYPES(GImpl) \
typedef typename GImpl::Simd Simd; \
typedef typename GImpl::LinkField GaugeLinkField; \
typedef typename GImpl::Field GaugeField; \
typedef typename GImpl::SiteField SiteGaugeField; \
typedef typename GImpl::SiteLink SiteGaugeLink;
#define INHERIT_FIELD_TYPES(Impl) \
typedef typename Impl::Simd Simd; \
typedef typename Impl::SiteField SiteField; \
typedef typename Impl::Field Field;
// hardcodes the exponential approximation in the template
template <class S, int Nrepresentation = Nc, int Nexp = 12 > class GaugeImplTypes {
public:
typedef S Simd;
template <typename vtype> using iImplGaugeLink = iScalar<iScalar<iMatrix<vtype, Nrepresentation>>>;
template <typename vtype> using iImplGaugeField = iVector<iScalar<iMatrix<vtype, Nrepresentation>>, Nd>;
typedef iImplGaugeLink<Simd> SiteLink;
typedef iImplGaugeField<Simd> SiteField;
typedef Lattice<SiteLink> LinkField;
typedef Lattice<SiteField> Field;
// Guido: we can probably separate the types from the HMC functions
// this will create 2 kind of implementations
// probably confusing the users
// Now keeping only one class
// Move this elsewhere? FIXME
static inline void AddLink(Field &U, LinkField &W,
int mu) { // U[mu] += W
PARALLEL_FOR_LOOP
for (auto ss = 0; ss < U._grid->oSites(); ss++) {
U._odata[ss]._internal[mu] =
U._odata[ss]._internal[mu] + W._odata[ss]._internal;
}
}
///////////////////////////////////////////////////////////
// Move these to another class
// HMC auxiliary functions
static inline void generate_momenta(Field &P, GridParallelRNG &pRNG) {
// specific for SU gauge fields
LinkField Pmu(P._grid);
Pmu = zero;
for (int mu = 0; mu < Nd; mu++) {
SU<Nrepresentation>::GaussianFundamentalLieAlgebraMatrix(pRNG, Pmu);
PokeIndex<LorentzIndex>(P, Pmu, mu);
}
}
static inline Field projectForce(Field &P) { return Ta(P); }
static inline void update_field(Field& P, Field& U, double ep){
for (int mu = 0; mu < Nd; mu++) {
auto Umu = PeekIndex<LorentzIndex>(U, mu);
auto Pmu = PeekIndex<LorentzIndex>(P, mu);
Umu = expMat(Pmu, ep, Nexp) * Umu;
PokeIndex<LorentzIndex>(U, ProjectOnGroup(Umu), mu);
}
}
static inline RealD FieldSquareNorm(Field& U){
LatticeComplex Hloc(U._grid);
Hloc = zero;
for (int mu = 0; mu < Nd; mu++) {
auto Umu = PeekIndex<LorentzIndex>(U, mu);
Hloc += trace(Umu * Umu);
}
Complex Hsum = sum(Hloc);
return Hsum.real();
}
static inline void HotConfiguration(GridParallelRNG &pRNG, Field &U) {
SU<Nc>::HotConfiguration(pRNG, U);
}
static inline void TepidConfiguration(GridParallelRNG &pRNG, Field &U) {
SU<Nc>::TepidConfiguration(pRNG, U);
}
static inline void ColdConfiguration(GridParallelRNG &pRNG, Field &U) {
SU<Nc>::ColdConfiguration(pRNG, U);
}
};
typedef GaugeImplTypes<vComplex, Nc> GimplTypesR;
typedef GaugeImplTypes<vComplexF, Nc> GimplTypesF;
typedef GaugeImplTypes<vComplexD, Nc> GimplTypesD;
typedef GaugeImplTypes<vComplex, SU<Nc>::AdjointDimension> GimplAdjointTypesR;
typedef GaugeImplTypes<vComplexF, SU<Nc>::AdjointDimension> GimplAdjointTypesF;
typedef GaugeImplTypes<vComplexD, SU<Nc>::AdjointDimension> GimplAdjointTypesD;
} // QCD
} // Grid
#endif // GRID_GAUGE_IMPL_TYPES_H

59
lib/qcd/action/gauge/GaugeImpl.h → lib/qcd/action/gauge/GaugeImplementations.h
View File

@ -2,7 +2,7 @@
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/gauge/GaugeImpl.h
Source file: ./lib/qcd/action/gauge/GaugeImplementations.h
Copyright (C) 2015
@ -26,53 +26,14 @@ See the full license in the file "LICENSE" in the top level distribution
directory
*************************************************************************************/
/* END LEGAL */
#ifndef GRID_QCD_GAUGE_IMPL_H
#define GRID_QCD_GAUGE_IMPL_H
#ifndef GRID_QCD_GAUGE_IMPLEMENTATIONS_H
#define GRID_QCD_GAUGE_IMPLEMENTATIONS_H
#include "GaugeImplTypes.h"
namespace Grid {
namespace QCD {
////////////////////////////////////////////////////////////////////////
// Implementation dependent gauge types
////////////////////////////////////////////////////////////////////////
template <class Gimpl> class WilsonLoops;
#define INHERIT_GIMPL_TYPES(GImpl) \
typedef typename GImpl::Simd Simd; \
typedef typename GImpl::GaugeLinkField GaugeLinkField; \
typedef typename GImpl::GaugeField GaugeField; \
typedef typename GImpl::SiteGaugeField SiteGaugeField; \
typedef typename GImpl::SiteGaugeLink SiteGaugeLink;
//
template <class S, int Nrepresentation = Nc> class GaugeImplTypes {
public:
typedef S Simd;
template <typename vtype>
using iImplGaugeLink = iScalar<iScalar<iMatrix<vtype, Nrepresentation>>>;
template <typename vtype>
using iImplGaugeField = iVector<iScalar<iMatrix<vtype, Nrepresentation>>, Nd>;
typedef iImplGaugeLink<Simd> SiteGaugeLink;
typedef iImplGaugeField<Simd> SiteGaugeField;
typedef Lattice<SiteGaugeLink> GaugeLinkField; // bit ugly naming; polarised
// gauge field, lorentz... all
// ugly
typedef Lattice<SiteGaugeField> GaugeField;
// Move this elsewhere? FIXME
static inline void AddGaugeLink(GaugeField &U, GaugeLinkField &W,
int mu) { // U[mu] += W
parallel_for (auto ss = 0; ss < U._grid->oSites(); ss++) {
U._odata[ss]._internal[mu] =
U._odata[ss]._internal[mu] + W._odata[ss]._internal;
}
}
};
// Composition with smeared link, bc's etc.. probably need multiple inheritance
// Variable precision "S" and variable Nc
template <class GimplTypes> class PeriodicGaugeImpl : public GimplTypes {
@ -168,14 +129,6 @@ public:
static inline bool isPeriodicGaugeField(void) { return false; }
};
typedef GaugeImplTypes<vComplex, Nc> GimplTypesR;
typedef GaugeImplTypes<vComplexF, Nc> GimplTypesF;
typedef GaugeImplTypes<vComplexD, Nc> GimplTypesD;
typedef GaugeImplTypes<vComplex, SU<Nc>::AdjointDimension> GimplAdjointTypesR;
typedef GaugeImplTypes<vComplexF, SU<Nc>::AdjointDimension> GimplAdjointTypesF;
typedef GaugeImplTypes<vComplexD, SU<Nc>::AdjointDimension> GimplAdjointTypesD;
typedef PeriodicGaugeImpl<GimplTypesR> PeriodicGimplR; // Real.. whichever prec
typedef PeriodicGaugeImpl<GimplTypesF> PeriodicGimplF; // Float
typedef PeriodicGaugeImpl<GimplTypesD> PeriodicGimplD; // Double
@ -187,6 +140,8 @@ typedef PeriodicGaugeImpl<GimplAdjointTypesD> PeriodicGimplAdjD; // Double
typedef ConjugateGaugeImpl<GimplTypesR> ConjugateGimplR; // Real.. whichever prec
typedef ConjugateGaugeImpl<GimplTypesF> ConjugateGimplF; // Float
typedef ConjugateGaugeImpl<GimplTypesD> ConjugateGimplD; // Double
}
}

26
lib/qcd/action/gauge/PlaqPlusRectangleAction.h
View File

@ -47,9 +47,19 @@ namespace Grid{
public:
PlaqPlusRectangleAction(RealD b,RealD c): c_plaq(b),c_rect(c){};
virtual std::string action_name(){return "PlaqPlusRectangleAction";}
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {}; // noop as no pseudoferms
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name() <<"] c_plaq: " << c_plaq << std::endl;
sstream << GridLogMessage << "["<<action_name() <<"] c_rect: " << c_rect << std::endl;
return sstream.str();
}
virtual RealD S(const GaugeField &U) {
RealD vol = U._grid->gSites();
@ -108,32 +118,32 @@ namespace Grid{
class RBCGaugeAction : public PlaqPlusRectangleAction<Gimpl> {
public:
INHERIT_GIMPL_TYPES(Gimpl);
RBCGaugeAction(RealD beta,RealD c1) : PlaqPlusRectangleAction<Gimpl>(beta*(1.0-8.0*c1), beta*c1) {
};
RBCGaugeAction(RealD beta,RealD c1) : PlaqPlusRectangleAction<Gimpl>(beta*(1.0-8.0*c1), beta*c1) {};
virtual std::string action_name(){return "RBCGaugeAction";}
};
template<class Gimpl>
class IwasakiGaugeAction : public RBCGaugeAction<Gimpl> {
public:
INHERIT_GIMPL_TYPES(Gimpl);
IwasakiGaugeAction(RealD beta) : RBCGaugeAction<Gimpl>(beta,-0.331) {
};
IwasakiGaugeAction(RealD beta) : RBCGaugeAction<Gimpl>(beta,-0.331) {};
virtual std::string action_name(){return "IwasakiGaugeAction";}
};
template<class Gimpl>
class SymanzikGaugeAction : public RBCGaugeAction<Gimpl> {
public:
INHERIT_GIMPL_TYPES(Gimpl);
SymanzikGaugeAction(RealD beta) : RBCGaugeAction<Gimpl>(beta,-1.0/12.0) {
};
SymanzikGaugeAction(RealD beta) : RBCGaugeAction<Gimpl>(beta,-1.0/12.0) {};
virtual std::string action_name(){return "SymanzikGaugeAction";}
};
template<class Gimpl>
class DBW2GaugeAction : public RBCGaugeAction<Gimpl> {
public:
INHERIT_GIMPL_TYPES(Gimpl);
DBW2GaugeAction(RealD beta) : RBCGaugeAction<Gimpl>(beta,-1.4067) {
};
DBW2GaugeAction(RealD beta) : RBCGaugeAction<Gimpl>(beta,-1.4067) {};
virtual std::string action_name(){return "DBW2GaugeAction";}
};
}

135
lib/qcd/action/gauge/WilsonGaugeAction.h
View File

@ -1,86 +1,95 @@
/*************************************************************************************
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/gauge/WilsonGaugeAction.h
Source file: ./lib/qcd/action/gauge/WilsonGaugeAction.h
Copyright (C) 2015
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>
Author: Guido Cossu <guido.cossu@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 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.
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.
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 */
See the full license in the file "LICENSE" in the top level distribution
directory
*************************************************************************************/
/* END LEGAL */
#ifndef QCD_WILSON_GAUGE_ACTION_H
#define QCD_WILSON_GAUGE_ACTION_H
namespace Grid{
namespace QCD{
////////////////////////////////////////////////////////////////////////
// Wilson Gauge Action .. should I template the Nc etc..
////////////////////////////////////////////////////////////////////////
template<class Gimpl>
class WilsonGaugeAction : public Action<typename Gimpl::GaugeField> {
public:
namespace Grid {
namespace QCD {
INHERIT_GIMPL_TYPES(Gimpl);
////////////////////////////////////////////////////////////////////////
// Wilson Gauge Action .. should I template the Nc etc..
////////////////////////////////////////////////////////////////////////
template <class Gimpl>
class WilsonGaugeAction : public Action<typename Gimpl::GaugeField> {
public:
INHERIT_GIMPL_TYPES(Gimpl);
// typedef LorentzScalar<GaugeField> GaugeLinkField;
/////////////////////////// constructors
explicit WilsonGaugeAction(RealD beta_):beta(beta_){};
private:
RealD beta;
public:
WilsonGaugeAction(RealD b):beta(b){};
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {}; // noop as no pseudoferms
virtual RealD S(const GaugeField &U) {
RealD plaq = WilsonLoops<Gimpl>::avgPlaquette(U);
RealD vol = U._grid->gSites();
RealD action=beta*(1.0 -plaq)*(Nd*(Nd-1.0))*vol*0.5;
return action;
};
virtual std::string action_name() {return "WilsonGaugeAction";}
virtual void deriv(const GaugeField &U,GaugeField & dSdU) {
//not optimal implementation FIXME
//extend Ta to include Lorentz indexes
//RealD factor = 0.5*beta/RealD(Nc);
RealD factor = 0.5*beta/RealD(Nc);
GaugeLinkField Umu(U._grid);
GaugeLinkField dSdU_mu(U._grid);
for (int mu=0; mu < Nd; mu++){
Umu = PeekIndex<LorentzIndex>(U,mu);
// Staple in direction mu
WilsonLoops<Gimpl>::Staple(dSdU_mu,U,mu);
dSdU_mu = Ta(Umu*dSdU_mu)*factor;
PokeIndex<LorentzIndex>(dSdU, dSdU_mu, mu);
}
};
};
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "[WilsonGaugeAction] Beta: " << beta << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U,
GridParallelRNG &pRNG){}; // noop as no pseudoferms
virtual RealD S(const GaugeField &U) {
RealD plaq = WilsonLoops<Gimpl>::avgPlaquette(U);
RealD vol = U._grid->gSites();
RealD action = beta * (1.0 - plaq) * (Nd * (Nd - 1.0)) * vol * 0.5;
return action;
};
virtual void deriv(const GaugeField &U, GaugeField &dSdU) {
// not optimal implementation FIXME
// extend Ta to include Lorentz indexes
RealD factor = 0.5 * beta / RealD(Nc);
GaugeLinkField Umu(U._grid);
GaugeLinkField dSdU_mu(U._grid);
for (int mu = 0; mu < Nd; mu++) {
Umu = PeekIndex<LorentzIndex>(U, mu);
// Staple in direction mu
WilsonLoops<Gimpl>::Staple(dSdU_mu, U, mu);
dSdU_mu = Ta(Umu * dSdU_mu) * factor;
PokeIndex<LorentzIndex>(dSdU, dSdU_mu, mu);
}
}
private:
RealD beta;
};
}
}
#endif

138
lib/qcd/action/pseudofermion/EvenOddSchurDifferentiable.h
View File

@ -7,6 +7,7 @@
Copyright (C) 2015
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
Author: Guido Cossu <guido.cossu@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
@ -45,92 +46,97 @@ namespace Grid{
public:
INHERIT_IMPL_TYPES(Impl);
typedef FermionOperator<Impl> Matrix;
typedef FermionOperator<Impl> Matrix;
SchurDifferentiableOperator (Matrix &Mat) : SchurDiagMooeeOperator<Matrix,FermionField>(Mat) {};
SchurDifferentiableOperator (Matrix &Mat) : SchurDiagMooeeOperator<Matrix,FermionField>(Mat) {};
void MpcDeriv(GaugeField &Force,const FermionField &U,const FermionField &V) {
GridBase *fgrid = this->_Mat.FermionGrid();
GridBase *fcbgrid = this->_Mat.FermionRedBlackGrid();
GridBase *ugrid = this->_Mat.GaugeGrid();
GridBase *ucbgrid = this->_Mat.GaugeRedBlackGrid();
void MpcDeriv(GaugeField &Force,const FermionField &U,const FermionField &V) {
GridBase *fgrid = this->_Mat.FermionGrid();
GridBase *fcbgrid = this->_Mat.FermionRedBlackGrid();
Real coeff = 1.0;
FermionField tmp1(fcbgrid);
FermionField tmp2(fcbgrid);
FermionField tmp1(fcbgrid);
FermionField tmp2(fcbgrid);
conformable(fcbgrid,U._grid);
conformable(fcbgrid,V._grid);
conformable(fcbgrid,U._grid);
conformable(fcbgrid,V._grid);
// Assert the checkerboard?? or code for either
assert(U.checkerboard==Odd);
assert(V.checkerboard==U.checkerboard);
// Assert the checkerboard?? or code for either
assert(U.checkerboard==Odd);
assert(V.checkerboard==U.checkerboard);
// NOTE Guido: WE DO NOT WANT TO USE THE ucbgrid GRID FOR THE FORCE
// it is not conformable with the HMC force field
// Case: Ls vectorised fields
// INHERIT FROM THE Force field instead
GridRedBlackCartesian* forcecb = new GridRedBlackCartesian(Force._grid);
GaugeField ForceO(forcecb);
GaugeField ForceE(forcecb);
GaugeField ForceO(ucbgrid);
GaugeField ForceE(ucbgrid);
// X^dag Der_oe MeeInv Meo Y
// Use Mooee as nontrivial but gauge field indept
this->_Mat.Meooe (V,tmp1); // odd->even -- implicit -0.5 factor to be applied
// X^dag Der_oe MeeInv Meo Y
// Use Mooee as nontrivial but gauge field indept
this->_Mat.Meooe (V,tmp1); // odd->even -- implicit -0.5 factor to be applied
this->_Mat.MooeeInv(tmp1,tmp2); // even->even
this->_Mat.MoeDeriv(ForceO,U,tmp2,DaggerNo);
// Accumulate X^dag M_oe MeeInv Der_eo Y
this->_Mat.MeooeDag (U,tmp1); // even->odd -- implicit -0.5 factor to be applied
this->_Mat.MooeeInvDag(tmp1,tmp2); // even->even
this->_Mat.MeoDeriv(ForceE,tmp2,V,DaggerNo);
assert(ForceE.checkerboard==Even);
assert(ForceO.checkerboard==Odd);
this->_Mat.MoeDeriv(ForceO,U,tmp2,DaggerNo);
// Accumulate X^dag M_oe MeeInv Der_eo Y
this->_Mat.MeooeDag (U,tmp1); // even->odd -- implicit -0.5 factor to be applied
this->_Mat.MooeeInvDag(tmp1,tmp2); // even->even
this->_Mat.MeoDeriv(ForceE,tmp2,V,DaggerNo);
assert(ForceE.checkerboard==Even);
assert(ForceO.checkerboard==Odd);
setCheckerboard(Force,ForceE);
setCheckerboard(Force,ForceO);
Force=-Force;
}
setCheckerboard(Force,ForceE);
setCheckerboard(Force,ForceO);
Force=-Force;
delete forcecb;
}
void MpcDagDeriv(GaugeField &Force,const FermionField &U,const FermionField &V) {
GridBase *fgrid = this->_Mat.FermionGrid();
GridBase *fcbgrid = this->_Mat.FermionRedBlackGrid();
GridBase *ugrid = this->_Mat.GaugeGrid();
GridBase *ucbgrid = this->_Mat.GaugeRedBlackGrid();
void MpcDagDeriv(GaugeField &Force,const FermionField &U,const FermionField &V) {
GridBase *fgrid = this->_Mat.FermionGrid();
GridBase *fcbgrid = this->_Mat.FermionRedBlackGrid();
Real coeff = 1.0;
FermionField tmp1(fcbgrid);
FermionField tmp2(fcbgrid);
FermionField tmp1(fcbgrid);
FermionField tmp2(fcbgrid);
conformable(fcbgrid,U._grid);
conformable(fcbgrid,V._grid);
conformable(fcbgrid,U._grid);
conformable(fcbgrid,V._grid);
// Assert the checkerboard?? or code for either
assert(V.checkerboard==Odd);
assert(V.checkerboard==V.checkerboard);
// Assert the checkerboard?? or code for either
assert(V.checkerboard==Odd);
assert(V.checkerboard==V.checkerboard);
// NOTE Guido: WE DO NOT WANT TO USE THE ucbgrid GRID FOR THE FORCE
// it is not conformable with the HMC force field
// INHERIT FROM THE Force field instead
GridRedBlackCartesian* forcecb = new GridRedBlackCartesian(Force._grid);
GaugeField ForceO(forcecb);
GaugeField ForceE(forcecb);
GaugeField ForceO(ucbgrid);
GaugeField ForceE(ucbgrid);
// X^dag Der_oe MeeInv Meo Y
// Use Mooee as nontrivial but gauge field indept
this->_Mat.MeooeDag (V,tmp1); // odd->even -- implicit -0.5 factor to be applied
this->_Mat.MooeeInvDag(tmp1,tmp2); // even->even
this->_Mat.MoeDeriv(ForceO,U,tmp2,DaggerYes);
// Accumulate X^dag M_oe MeeInv Der_eo Y
this->_Mat.Meooe (U,tmp1); // even->odd -- implicit -0.5 factor to be applied
this->_Mat.MooeeInv(tmp1,tmp2); // even->even
this->_Mat.MeoDeriv(ForceE,tmp2,V,DaggerYes);
// X^dag Der_oe MeeInv Meo Y
// Use Mooee as nontrivial but gauge field indept
this->_Mat.MeooeDag (V,tmp1); // odd->even -- implicit -0.5 factor to be applied
this->_Mat.MooeeInvDag(tmp1,tmp2); // even->even
this->_Mat.MoeDeriv(ForceO,U,tmp2,DaggerYes);
// Accumulate X^dag M_oe MeeInv Der_eo Y
this->_Mat.Meooe (U,tmp1); // even->odd -- implicit -0.5 factor to be applied
this->_Mat.MooeeInv(tmp1,tmp2); // even->even
this->_Mat.MeoDeriv(ForceE,tmp2,V,DaggerYes);
assert(ForceE.checkerboard==Even);
assert(ForceO.checkerboard==Odd);
assert(ForceE.checkerboard==Even);
assert(ForceO.checkerboard==Odd);
setCheckerboard(Force,ForceE);
setCheckerboard(Force,ForceO);
Force=-Force;
setCheckerboard(Force,ForceE);
setCheckerboard(Force,ForceO);
Force=-Force;
}
delete forcecb;
}
};

14
lib/qcd/action/pseudofermion/OneFlavourEvenOddRational.h
View File

@ -1,3 +1,4 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
@ -90,6 +91,19 @@ class OneFlavourEvenOddRationalPseudoFermionAction
PowerNegQuarter.Init(remez, param.tolerance, true);
};
virtual std::string action_name(){return "OneFlavourEvenOddRationalPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] Low :" << param.lo << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] High :" << param.hi << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Max iterations :" << param.MaxIter << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Tolerance :" << param.tolerance << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Degree :" << param.degree << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Precision :" << param.precision << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U, GridParallelRNG &pRNG) {
// P(phi) = e^{- phi^dag (MpcdagMpc)^-1/2 phi}
// = e^{- phi^dag (MpcdagMpc)^-1/4 (MpcdagMpc)^-1/4 phi}

14
lib/qcd/action/pseudofermion/OneFlavourEvenOddRationalRatio.h
View File

@ -87,6 +87,20 @@ namespace Grid{
PowerQuarter.Init(remez,param.tolerance,false);
PowerNegQuarter.Init(remez,param.tolerance,true);
};
virtual std::string action_name(){return "OneFlavourEvenOddRatioRationalPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] Low :" << param.lo << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] High :" << param.hi << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Max iterations :" << param.MaxIter << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Tolerance :" << param.tolerance << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Degree :" << param.degree << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Precision :" << param.precision << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {

16
lib/qcd/action/pseudofermion/OneFlavourRational.h
View File

@ -83,9 +83,25 @@ namespace Grid{
PowerQuarter.Init(remez,param.tolerance,false);
PowerNegQuarter.Init(remez,param.tolerance,true);
};
virtual std::string action_name(){return "OneFlavourRationalPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] Low :" << param.lo << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] High :" << param.hi << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Max iterations :" << param.MaxIter << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Tolerance :" << param.tolerance << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Degree :" << param.degree << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Precision :" << param.precision << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {
// P(phi) = e^{- phi^dag (MdagM)^-1/2 phi}
// = e^{- phi^dag (MdagM)^-1/4 (MdagM)^-1/4 phi}
// Phi = Mdag^{1/4} eta

14
lib/qcd/action/pseudofermion/OneFlavourRationalRatio.h
View File

@ -81,7 +81,21 @@ namespace Grid{
PowerQuarter.Init(remez,param.tolerance,false);
PowerNegQuarter.Init(remez,param.tolerance,true);
};
virtual std::string action_name(){return "OneFlavourRatioRationalPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] Low :" << param.lo << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] High :" << param.hi << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Max iterations :" << param.MaxIter << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Tolerance :" << param.tolerance << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Degree :" << param.degree << std::endl;
sstream << GridLogMessage << "["<<action_name()<<"] Precision :" << param.precision << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {
// S_f = chi^dag* P(V^dag*V)/Q(V^dag*V)* N(M^dag*M)/D(M^dag*M)* P(V^dag*V)/Q(V^dag*V)* chi

11
lib/qcd/action/pseudofermion/TwoFlavour.h
View File

@ -62,6 +62,15 @@ class TwoFlavourPseudoFermionAction : public Action<typename Impl::GaugeField> {
ActionSolver(AS),
Phi(Op.FermionGrid()){};
virtual std::string action_name(){return "TwoFlavourPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] has no parameters" << std::endl;
return sstream.str();
}
//////////////////////////////////////////////////////////////////////////////////////
// Push the gauge field in to the dops. Assume any BC's and smearing already applied
//////////////////////////////////////////////////////////////////////////////////////
@ -80,7 +89,9 @@ class TwoFlavourPseudoFermionAction : public Action<typename Impl::GaugeField> {
// in the Phi integral, and thus is only an irrelevant prefactor for
// the partition function.
//
RealD scale = std::sqrt(0.5);
FermionField eta(FermOp.FermionGrid());
gaussian(pRNG, eta);

102
lib/qcd/action/pseudofermion/TwoFlavourEvenOdd.h
View File

@ -31,80 +31,89 @@ directory
#define QCD_PSEUDOFERMION_TWO_FLAVOUR_EVEN_ODD_H
namespace Grid {
namespace QCD {
namespace QCD {
////////////////////////////////////////////////////////////////////////
// Two flavour pseudofermion action for any EO prec dop
////////////////////////////////////////////////////////////////////////
template <class Impl>
class TwoFlavourEvenOddPseudoFermionAction
: public Action<typename Impl::GaugeField> {
public:
INHERIT_IMPL_TYPES(Impl);
////////////////////////////////////////////////////////////////////////
// Two flavour pseudofermion action for any EO prec dop
////////////////////////////////////////////////////////////////////////
template <class Impl>
class TwoFlavourEvenOddPseudoFermionAction
: public Action<typename Impl::GaugeField> {
public:
INHERIT_IMPL_TYPES(Impl);
private:
FermionOperator<Impl> &FermOp; // the basic operator
private:
FermionOperator<Impl> &FermOp; // the basic operator
OperatorFunction<FermionField> &DerivativeSolver;
OperatorFunction<FermionField> &ActionSolver;
OperatorFunction<FermionField> &DerivativeSolver;
OperatorFunction<FermionField> &ActionSolver;
FermionField PhiOdd; // the pseudo fermion field for this trajectory
FermionField PhiEven; // the pseudo fermion field for this trajectory
FermionField PhiOdd; // the pseudo fermion field for this trajectory
FermionField PhiEven; // the pseudo fermion field for this trajectory
public:
/////////////////////////////////////////////////
// Pass in required objects.
/////////////////////////////////////////////////
TwoFlavourEvenOddPseudoFermionAction(FermionOperator<Impl> &Op,
OperatorFunction<FermionField> &DS,
OperatorFunction<FermionField> &AS)
: FermOp(Op),
DerivativeSolver(DS),
ActionSolver(AS),
PhiEven(Op.FermionRedBlackGrid()),
PhiOdd(Op.FermionRedBlackGrid())
{};
public:
/////////////////////////////////////////////////
// Pass in required objects.
/////////////////////////////////////////////////
TwoFlavourEvenOddPseudoFermionAction(FermionOperator<Impl> &Op,
OperatorFunction<FermionField> &DS,
OperatorFunction<FermionField> &AS)
: FermOp(Op),
DerivativeSolver(DS),
ActionSolver(AS),
PhiEven(Op.FermionRedBlackGrid()),
PhiOdd(Op.FermionRedBlackGrid())
{};
virtual std::string action_name(){return "TwoFlavourEvenOddPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] has no parameters" << std::endl;
return sstream.str();
}
//////////////////////////////////////////////////////////////////////////////////////
// Push the gauge field in to the dops. Assume any BC's and smearing already applied
//////////////////////////////////////////////////////////////////////////////////////
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {
// P(phi) = e^{- phi^dag (MpcdagMpc)^-1 phi}
// Phi = McpDag eta
// P(eta) = e^{- eta^dag eta}
//
// e^{x^2/2 sig^2} => sig^2 = 0.5.
RealD scale = std::sqrt(0.5);
FermionField eta (FermOp.FermionGrid());
FermionField etaOdd (FermOp.FermionRedBlackGrid());
FermionField etaEven(FermOp.FermionRedBlackGrid());
gaussian(pRNG,eta);
pickCheckerboard(Even,etaEven,eta);
pickCheckerboard(Odd,etaOdd,eta);
FermOp.ImportGauge(U);
SchurDifferentiableOperator<Impl> PCop(FermOp);
PCop.MpcDag(etaOdd,PhiOdd);
FermOp.MooeeDag(etaEven,PhiEven);
PhiOdd =PhiOdd*scale;
PhiEven=PhiEven*scale;
};
//////////////////////////////////////////////////////
// S = phi^dag (Mdag M)^-1 phi (odd)
// + phi^dag (Mdag M)^-1 phi (even)
//////////////////////////////////////////////////////
virtual RealD S(const GaugeField &U) {
FermOp.ImportGauge(U);
FermionField X(FermOp.FermionRedBlackGrid());
@ -135,7 +144,6 @@ class TwoFlavourEvenOddPseudoFermionAction
//
//////////////////////////////////////////////////////
virtual void deriv(const GaugeField &U,GaugeField & dSdU) {
FermOp.ImportGauge(U);
FermionField X(FermOp.FermionRedBlackGrid());
@ -150,8 +158,8 @@ class TwoFlavourEvenOddPseudoFermionAction
X=zero;
DerivativeSolver(Mpc,PhiOdd,X);
Mpc.Mpc(X,Y);
Mpc.MpcDeriv(tmp , Y, X ); dSdU=tmp;
Mpc.MpcDagDeriv(tmp , X, Y); dSdU=dSdU+tmp;
Mpc.MpcDeriv(tmp , Y, X ); dSdU=tmp;
Mpc.MpcDagDeriv(tmp , X, Y); dSdU=dSdU+tmp;
// Treat the EE case. (MdagM)^-1 = Minv Minvdag
// Deriv defaults to zero.
@ -163,10 +171,10 @@ class TwoFlavourEvenOddPseudoFermionAction
assert(FermOp.ConstEE() == 1);
/*
FermOp.MooeeInvDag(PhiOdd,Y);
FermOp.MooeeInv(Y,X);
FermOp.MeeDeriv(tmp , Y, X,DaggerNo ); dSdU=tmp;
FermOp.MeeDeriv(tmp , X, Y,DaggerYes); dSdU=dSdU+tmp;
FermOp.MooeeInvDag(PhiOdd,Y);
FermOp.MooeeInv(Y,X);
FermOp.MeeDeriv(tmp , Y, X,DaggerNo ); dSdU=tmp;
FermOp.MeeDeriv(tmp , X, Y,DaggerYes); dSdU=dSdU+tmp;
*/
//dSdU = Ta(dSdU);

195
lib/qcd/action/pseudofermion/TwoFlavourEvenOddRatio.h
View File

@ -52,66 +52,75 @@ namespace Grid{
public:
TwoFlavourEvenOddRatioPseudoFermionAction(FermionOperator<Impl> &_NumOp,
FermionOperator<Impl> &_DenOp,
OperatorFunction<FermionField> & DS,
OperatorFunction<FermionField> & AS) :
FermionOperator<Impl> &_DenOp,
OperatorFunction<FermionField> & DS,
OperatorFunction<FermionField> & AS) :
NumOp(_NumOp),
DenOp(_DenOp),
DerivativeSolver(DS),
ActionSolver(AS),
PhiEven(_NumOp.FermionRedBlackGrid()),
PhiOdd(_NumOp.FermionRedBlackGrid())
{
conformable(_NumOp.FermionGrid(), _DenOp.FermionGrid());
conformable(_NumOp.FermionRedBlackGrid(), _DenOp.FermionRedBlackGrid());
conformable(_NumOp.GaugeGrid(), _DenOp.GaugeGrid());
conformable(_NumOp.GaugeRedBlackGrid(), _DenOp.GaugeRedBlackGrid());
};
{
conformable(_NumOp.FermionGrid(), _DenOp.FermionGrid());
conformable(_NumOp.FermionRedBlackGrid(), _DenOp.FermionRedBlackGrid());
conformable(_NumOp.GaugeGrid(), _DenOp.GaugeGrid());
conformable(_NumOp.GaugeRedBlackGrid(), _DenOp.GaugeRedBlackGrid());
};
virtual std::string action_name(){return "TwoFlavourEvenOddRatioPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] has no parameters" << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {
// P(phi) = e^{- phi^dag Vpc (MpcdagMpc)^-1 Vpcdag phi}
//
// NumOp == V
// DenOp == M
//
// Take phi_o = Vpcdag^{-1} Mpcdag eta_o ; eta_o = Mpcdag^{-1} Vpcdag Phi
//
// P(eta_o) = e^{- eta_o^dag eta_o}
//
// e^{x^2/2 sig^2} => sig^2 = 0.5.
//
RealD scale = std::sqrt(0.5);
// P(phi) = e^{- phi^dag Vpc (MpcdagMpc)^-1 Vpcdag phi}
//
// NumOp == V
// DenOp == M
//
// Take phi_o = Vpcdag^{-1} Mpcdag eta_o ; eta_o = Mpcdag^{-1} Vpcdag Phi
//
// P(eta_o) = e^{- eta_o^dag eta_o}
//
// e^{x^2/2 sig^2} => sig^2 = 0.5.
//
RealD scale = std::sqrt(0.5);
FermionField eta (NumOp.FermionGrid());
FermionField etaOdd (NumOp.FermionRedBlackGrid());
FermionField etaEven(NumOp.FermionRedBlackGrid());
FermionField tmp (NumOp.FermionRedBlackGrid());
FermionField eta (NumOp.FermionGrid());
FermionField etaOdd (NumOp.FermionRedBlackGrid());
FermionField etaEven(NumOp.FermionRedBlackGrid());
FermionField tmp (NumOp.FermionRedBlackGrid());
gaussian(pRNG,eta);
gaussian(pRNG,eta);
pickCheckerboard(Even,etaEven,eta);
pickCheckerboard(Odd,etaOdd,eta);
pickCheckerboard(Even,etaEven,eta);
pickCheckerboard(Odd,etaOdd,eta);
NumOp.ImportGauge(U);
DenOp.ImportGauge(U);
NumOp.ImportGauge(U);
DenOp.ImportGauge(U);
SchurDifferentiableOperator<Impl> Mpc(DenOp);
SchurDifferentiableOperator<Impl> Vpc(NumOp);
SchurDifferentiableOperator<Impl> Mpc(DenOp);
SchurDifferentiableOperator<Impl> Vpc(NumOp);
// Odd det factors
Mpc.MpcDag(etaOdd,PhiOdd);
tmp=zero;
ActionSolver(Vpc,PhiOdd,tmp);
Vpc.Mpc(tmp,PhiOdd);
// Odd det factors
Mpc.MpcDag(etaOdd,PhiOdd);
tmp=zero;
ActionSolver(Vpc,PhiOdd,tmp);
Vpc.Mpc(tmp,PhiOdd);
// Even det factors
DenOp.MooeeDag(etaEven,tmp);
NumOp.MooeeInvDag(tmp,PhiEven);
// Even det factors
DenOp.MooeeDag(etaEven,tmp);
NumOp.MooeeInvDag(tmp,PhiEven);
PhiOdd =PhiOdd*scale;
PhiEven=PhiEven*scale;
PhiOdd =PhiOdd*scale;
PhiEven=PhiEven*scale;
};
//////////////////////////////////////////////////////
@ -119,33 +128,33 @@ namespace Grid{
//////////////////////////////////////////////////////
virtual RealD S(const GaugeField &U) {
NumOp.ImportGauge(U);
DenOp.ImportGauge(U);
NumOp.ImportGauge(U);
DenOp.ImportGauge(U);
SchurDifferentiableOperator<Impl> Mpc(DenOp);
SchurDifferentiableOperator<Impl> Vpc(NumOp);
SchurDifferentiableOperator<Impl> Mpc(DenOp);
SchurDifferentiableOperator<Impl> Vpc(NumOp);
FermionField X(NumOp.FermionRedBlackGrid());
FermionField Y(NumOp.FermionRedBlackGrid());
FermionField X(NumOp.FermionRedBlackGrid());
FermionField Y(NumOp.FermionRedBlackGrid());
Vpc.MpcDag(PhiOdd,Y); // Y= Vdag phi
X=zero;
ActionSolver(Mpc,Y,X); // X= (MdagM)^-1 Vdag phi
//Mpc.Mpc(X,Y); // Y= Mdag^-1 Vdag phi
// Multiply by Ydag
RealD action = real(innerProduct(Y,X));
Vpc.MpcDag(PhiOdd,Y); // Y= Vdag phi
X=zero;
ActionSolver(Mpc,Y,X); // X= (MdagM)^-1 Vdag phi
//Mpc.Mpc(X,Y); // Y= Mdag^-1 Vdag phi
// Multiply by Ydag
RealD action = real(innerProduct(Y,X));
//RealD action = norm2(Y);
//RealD action = norm2(Y);
// The EE factorised block; normally can replace with zero if det is constant (gauge field indept)
// Only really clover term that creates this. Leave the EE portion as a future to do to make most
// rapid progresss on DWF for now.
//
NumOp.MooeeDag(PhiEven,X);
DenOp.MooeeInvDag(X,Y);
action = action + norm2(Y);
// The EE factorised block; normally can replace with zero if det is constant (gauge field indept)
// Only really clover term that creates this. Leave the EE portion as a future to do to make most
// rapid progresss on DWF for now.
//
NumOp.MooeeDag(PhiEven,X);
DenOp.MooeeInvDag(X,Y);
action = action + norm2(Y);
return action;
return action;
};
//////////////////////////////////////////////////////
@ -155,44 +164,44 @@ namespace Grid{
//////////////////////////////////////////////////////
virtual void deriv(const GaugeField &U,GaugeField & dSdU) {
NumOp.ImportGauge(U);
DenOp.ImportGauge(U);
NumOp.ImportGauge(U);
DenOp.ImportGauge(U);
SchurDifferentiableOperator<Impl> Mpc(DenOp);
SchurDifferentiableOperator<Impl> Vpc(NumOp);
SchurDifferentiableOperator<Impl> Mpc(DenOp);
SchurDifferentiableOperator<Impl> Vpc(NumOp);
FermionField X(NumOp.FermionRedBlackGrid());
FermionField Y(NumOp.FermionRedBlackGrid());
FermionField X(NumOp.FermionRedBlackGrid());
FermionField Y(NumOp.FermionRedBlackGrid());
GaugeField force(NumOp.GaugeGrid());
// This assignment is necessary to be compliant with the HMC grids
GaugeField force(dSdU._grid);
//Y=Vdag phi
//X = (Mdag M)^-1 V^dag phi
//Y = (Mdag)^-1 V^dag phi
Vpc.MpcDag(PhiOdd,Y); // Y= Vdag phi
X=zero;
DerivativeSolver(Mpc,Y,X); // X= (MdagM)^-1 Vdag phi
Mpc.Mpc(X,Y); // Y= Mdag^-1 Vdag phi
//Y=Vdag phi
//X = (Mdag M)^-1 V^dag phi
//Y = (Mdag)^-1 V^dag phi
Vpc.MpcDag(PhiOdd,Y); // Y= Vdag phi
X=zero;
DerivativeSolver(Mpc,Y,X); // X= (MdagM)^-1 Vdag phi
Mpc.Mpc(X,Y); // Y= Mdag^-1 Vdag phi
// phi^dag V (Mdag M)^-1 dV^dag phi
Vpc.MpcDagDeriv(force , X, PhiOdd ); dSdU=force;
// phi^dag V (Mdag M)^-1 dV^dag phi
Vpc.MpcDagDeriv(force , X, PhiOdd ); dSdU = force;
// phi^dag dV (Mdag M)^-1 V^dag phi
Vpc.MpcDeriv(force , PhiOdd, X ); dSdU=dSdU+force;
// phi^dag dV (Mdag M)^-1 V^dag phi
Vpc.MpcDeriv(force , PhiOdd, X ); dSdU = dSdU+force;
// - phi^dag V (Mdag M)^-1 Mdag dM (Mdag M)^-1 V^dag phi
// - phi^dag V (Mdag M)^-1 dMdag M (Mdag M)^-1 V^dag phi
Mpc.MpcDeriv(force,Y,X); dSdU=dSdU-force;
Mpc.MpcDagDeriv(force,X,Y); dSdU=dSdU-force;
// - phi^dag V (Mdag M)^-1 Mdag dM (Mdag M)^-1 V^dag phi
// - phi^dag V (Mdag M)^-1 dMdag M (Mdag M)^-1 V^dag phi
Mpc.MpcDeriv(force,Y,X); dSdU = dSdU-force;
Mpc.MpcDagDeriv(force,X,Y); dSdU = dSdU-force;
// FIXME No force contribution from EvenEven assumed here
// Needs a fix for clover.
assert(NumOp.ConstEE() == 1);
assert(DenOp.ConstEE() == 1);
// FIXME No force contribution from EvenEven assumed here
// Needs a fix for clover.
assert(NumOp.ConstEE() == 1);
assert(DenOp.ConstEE() == 1);
//dSdU = -Ta(dSdU);
dSdU = -dSdU;
dSdU = -dSdU;
};
};
}

8
lib/qcd/action/pseudofermion/TwoFlavourRatio.h
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@ -57,6 +57,14 @@ namespace Grid{
OperatorFunction<FermionField> & AS
) : NumOp(_NumOp), DenOp(_DenOp), DerivativeSolver(DS), ActionSolver(AS), Phi(_NumOp.FermionGrid()) {};
virtual std::string action_name(){return "TwoFlavourRatioPseudoFermionAction";}
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "["<<action_name()<<"] has no parameters" << std::endl;
return sstream.str();
}
virtual void refresh(const GaugeField &U, GridParallelRNG& pRNG) {
// P(phi) = e^{- phi^dag V (MdagM)^-1 Vdag phi}

45
lib/qcd/action/scalar/Scalar.h Normal file
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@ -0,0 +1,45 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/gauge/Scalar.h
Copyright (C) 2017
Author: Guido Cossu <guido.cossu@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_SCALAR_H
#define GRID_QCD_SCALAR_H
#include <Grid/qcd/action/scalar/ScalarImpl.h>
#include <Grid/qcd/action/scalar/ScalarAction.h>
namespace Grid {
namespace QCD {
typedef ScalarAction<ScalarImplR> ScalarActionR;
typedef ScalarAction<ScalarImplF> ScalarActionF;
typedef ScalarAction<ScalarImplD> ScalarActionD;
}
}
#endif // GRID_QCD_SCALAR_H

84
lib/qcd/action/scalar/ScalarAction.h Normal file
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@ -0,0 +1,84 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/gauge/WilsonGaugeAction.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 SCALAR_ACTION_H
#define SCALAR_ACTION_H
namespace Grid {
// FIXME drop the QCD namespace everywhere here
template <class Impl>
class ScalarAction : public QCD::Action<typename Impl::Field> {
public:
INHERIT_FIELD_TYPES(Impl);
private:
RealD mass_square;
RealD lambda;
public:
ScalarAction(RealD ms, RealD l) : mass_square(ms), lambda(l){};
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "[ScalarAction] lambda : " << lambda << std::endl;
sstream << GridLogMessage << "[ScalarAction] mass_square : " << mass_square << std::endl;
return sstream.str();
}
virtual std::string action_name(){return "ScalarAction";}
virtual void refresh(const Field &U,
GridParallelRNG &pRNG){}; // noop as no pseudoferms
virtual RealD S(const Field &p) {
return (mass_square * 0.5 + QCD::Nd) * ScalarObs<Impl>::sumphisquared(p) +
(lambda / 24.) * ScalarObs<Impl>::sumphifourth(p) +
ScalarObs<Impl>::sumphider(p);
};
virtual void deriv(const Field &p,
Field &force) {
Field tmp(p._grid);
Field p2(p._grid);
ScalarObs<Impl>::phisquared(p2, p);
tmp = -(Cshift(p, 0, -1) + Cshift(p, 0, 1));
for (int mu = 1; mu < QCD::Nd; mu++) tmp -= Cshift(p, mu, -1) + Cshift(p, mu, 1);
force=+(mass_square + 2. * QCD::Nd) * p + (lambda / 6.) * p2 * p + tmp;
};
};
} // Grid
#endif // SCALAR_ACTION_H

100
lib/qcd/action/scalar/ScalarImpl.h Normal file
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@ -0,0 +1,100 @@
#ifndef SCALAR_IMPL
#define SCALAR_IMPL
namespace Grid {
//namespace QCD {
template <class S>
class ScalarImplTypes {
public:
typedef S Simd;
template <typename vtype>
using iImplField = iScalar<iScalar<iScalar<vtype> > >;
typedef iImplField<Simd> SiteField;
typedef Lattice<SiteField> Field;
static inline void generate_momenta(Field& P, GridParallelRNG& pRNG){
gaussian(pRNG, P);
}
static inline Field projectForce(Field& P){return P;}
static inline void update_field(Field& P, Field& U, double ep){
U += P*ep;
}
static inline RealD FieldSquareNorm(Field& U){
return (- sum(trace(U*U))/2.0);
}
static inline void HotConfiguration(GridParallelRNG &pRNG, Field &U) {
gaussian(pRNG, U);
}
static inline void TepidConfiguration(GridParallelRNG &pRNG, Field &U) {
gaussian(pRNG, U);
}
static inline void ColdConfiguration(GridParallelRNG &pRNG, Field &U) {
U = 1.0;
}
};
template <class S, unsigned int N>
class ScalarMatrixImplTypes {
public:
typedef S Simd;
template <typename vtype>
using iImplField = iScalar<iScalar<iMatrix<vtype, N> > >;
typedef iImplField<Simd> SiteField;
typedef Lattice<SiteField> Field;
static inline void generate_momenta(Field& P, GridParallelRNG& pRNG){
gaussian(pRNG, P);
}
static inline Field projectForce(Field& P){return P;}
static inline void update_field(Field& P, Field& U, double ep){
U += P*ep;
}
static inline RealD FieldSquareNorm(Field& U){
return (TensorRemove(- sum(trace(U*U))*0.5).real());
}
static inline void HotConfiguration(GridParallelRNG &pRNG, Field &U) {
gaussian(pRNG, U);
}
static inline void TepidConfiguration(GridParallelRNG &pRNG, Field &U) {
gaussian(pRNG, U);
}
static inline void ColdConfiguration(GridParallelRNG &pRNG, Field &U) {
U = 1.0;
}
};
typedef ScalarImplTypes<vReal> ScalarImplR;
typedef ScalarImplTypes<vRealF> ScalarImplF;
typedef ScalarImplTypes<vRealD> ScalarImplD;
//}
}
#endif

84
lib/qcd/action/scalar/ScalarInteractionAction.h Normal file
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@ -0,0 +1,84 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/action/gauge/WilsonGaugeAction.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 SCALAR_ACTION_H
#define SCALAR_ACTION_H
namespace Grid {
// FIXME drop the QCD namespace everywhere here
template <class Impl>
class ScalarInteractionAction : public QCD::Action<typename Impl::Field> {
public:
INHERIT_FIELD_TYPES(Impl);
private:
RealD mass_square;
RealD lambda;
public:
ScalarAction(RealD ms, RealD l) : mass_square(ms), lambda(l){};
virtual std::string LogParameters(){
std::stringstream sstream;
sstream << GridLogMessage << "[ScalarAction] lambda : " << lambda << std::endl;
sstream << GridLogMessage << "[ScalarAction] mass_square : " << mass_square << std::endl;
return sstream.str();
}
virtual std::string action_name(){return "ScalarAction";}
virtual void refresh(const Field &U,
GridParallelRNG &pRNG){}; // noop as no pseudoferms
virtual RealD S(const Field &p) {
return (mass_square * 0.5 + QCD::Nd) * ScalarObs<Impl>::sumphisquared(p) +
(lambda / 24.) * ScalarObs<Impl>::sumphifourth(p) +
ScalarObs<Impl>::sumphider(p);
};
virtual void deriv(const Field &p,
Field &force) {
Field tmp(p._grid);
Field p2(p._grid);
ScalarObs<Impl>::phisquared(p2, p);
tmp = -(Cshift(p, 0, -1) + Cshift(p, 0, 1));
for (int mu = 1; mu < QCD::Nd; mu++) tmp -= Cshift(p, mu, -1) + Cshift(p, mu, 1);
force=+(mass_square + 2. * QCD::Nd) * p + (lambda / 6.) * p2 * p + tmp;
};
};
} // Grid
#endif // SCALAR_ACTION_H