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Merge remote-tracking branch 'upstream/develop' into feature/kl2QED

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This commit is contained in:
Vera Guelpers 2019-05-19 14:35:46 +01:00
commit ae5ad986e2
11 changed files with 190 additions and 57 deletions
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9
Grid/qcd/utils/A2Autils.h
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@ -1194,17 +1194,18 @@ void A2Autils<FImpl>::ContractWWVV(std::vector<PropagatorField> &WWVV,
for(int t=0;t<N_t;t++){
for(int s=0;s<N_s;s++){
auto tmp1 = vs[s]._odata[ss];
vobj tmp2 = zero;
vobj tmp2 = zero;
vobj tmp3 = zero;
for(int d=d_o;d<MIN(d_o+d_unroll,N_d);d++){
Scalar_v coeff = WW_sd(t,s,d);
mac(&tmp2 ,& coeff, & vd[d]._odata[ss]);
}
tmp3 = conjugate(vd[d]._odata[ss]);
mac(&tmp2, &coeff, &tmp3);
}
//////////////////////////
// Fast outer product of tmp1 with a sum of terms suppressed by d_unroll
//////////////////////////
tmp2 = conjugate(tmp2);
for(int s1=0;s1<Ns;s1++){
for(int s2=0;s2<Ns;s2++){
WWVV[t]._odata[ss]()(s1,s2)(0,0) += tmp1()(s1)(0)*tmp2()(s2)(0);

72
Grid/qcd/utils/GaugeFix.h
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@ -31,6 +31,7 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
namespace Grid {
namespace QCD {
template <class Gimpl>
class FourierAcceleratedGaugeFixer : public Gimpl {
public:
@ -45,18 +46,21 @@ class FourierAcceleratedGaugeFixer : public Gimpl {
A[mu] = Ta(U[mu]) * cmi;
}
}
static void DmuAmu(const std::vector<GaugeMat> &A,GaugeMat &dmuAmu) {
static void DmuAmu(const std::vector<GaugeMat> &A,GaugeMat &dmuAmu,int orthog) {
dmuAmu=zero;
for(int mu=0;mu<Nd;mu++){
dmuAmu = dmuAmu + A[mu] - Cshift(A[mu],mu,-1);
if ( mu != orthog ) {
dmuAmu = dmuAmu + A[mu] - Cshift(A[mu],mu,-1);
}
}
}
static void SteepestDescentGaugeFix(GaugeLorentz &Umu,Real & alpha,int maxiter,Real Omega_tol, Real Phi_tol,bool Fourier=false) {
static void SteepestDescentGaugeFix(GaugeLorentz &Umu,Real & alpha,int maxiter,Real Omega_tol, Real Phi_tol,bool Fourier=false,int orthog=-1) {
GridBase *grid = Umu._grid;
GaugeMat xform(grid);
SteepestDescentGaugeFix(Umu,xform,alpha,maxiter,Omega_tol,Phi_tol,Fourier);
SteepestDescentGaugeFix(Umu,xform,alpha,maxiter,Omega_tol,Phi_tol,Fourier,orthog);
}
static void SteepestDescentGaugeFix(GaugeLorentz &Umu,GaugeMat &xform,Real & alpha,int maxiter,Real Omega_tol, Real Phi_tol,bool Fourier=false) {
static void SteepestDescentGaugeFix(GaugeLorentz &Umu,GaugeMat &xform,Real & alpha,int maxiter,Real Omega_tol, Real Phi_tol,bool Fourier=false,int orthog=-1) {
GridBase *grid = Umu._grid;
@ -71,15 +75,29 @@ class FourierAcceleratedGaugeFixer : public Gimpl {
GaugeMat dmuAmu(grid);
{
Real plaq =WilsonLoops<Gimpl>::avgPlaquette(Umu);
Real link_trace=WilsonLoops<Gimpl>::linkTrace(Umu);
if( (orthog>=0) && (orthog<Nd) ){
std::cout << GridLogMessage << " Gauge fixing to Coulomb gauge time="<<orthog<< " plaq= "<<plaq<<" link trace = "<<link_trace<< std::endl;
} else {
std::cout << GridLogMessage << " Gauge fixing to Landau gauge plaq= "<<plaq<<" link trace = "<<link_trace<< std::endl;
}
}
for(int i=0;i<maxiter;i++){
for(int mu=0;mu<Nd;mu++) U[mu]= PeekIndex<LorentzIndex>(Umu,mu);
if ( Fourier==false ) {
trG = SteepestDescentStep(U,xform,alpha,dmuAmu);
trG = SteepestDescentStep(U,xform,alpha,dmuAmu,orthog);
} else {
trG = FourierAccelSteepestDescentStep(U,xform,alpha,dmuAmu);
trG = FourierAccelSteepestDescentStep(U,xform,alpha,dmuAmu,orthog);
}
// std::cout << GridLogMessage << "trG "<< trG<< std::endl;
// std::cout << GridLogMessage << "xform "<< norm2(xform)<< std::endl;
// std::cout << GridLogMessage << "dmuAmu "<< norm2(dmuAmu)<< std::endl;
for(int mu=0;mu<Nd;mu++) PokeIndex<LorentzIndex>(Umu,U[mu],mu);
// Monitor progress and convergence test
// infrequently to minimise cost overhead
@ -106,14 +124,14 @@ class FourierAcceleratedGaugeFixer : public Gimpl {
}
}
};
static Real SteepestDescentStep(std::vector<GaugeMat> &U,GaugeMat &xform,Real & alpha, GaugeMat & dmuAmu) {
static Real SteepestDescentStep(std::vector<GaugeMat> &U,GaugeMat &xform,Real & alpha, GaugeMat & dmuAmu,int orthog) {
GridBase *grid = U[0]._grid;
std::vector<GaugeMat> A(Nd,grid);
GaugeMat g(grid);
GaugeLinkToLieAlgebraField(U,A);
ExpiAlphaDmuAmu(A,g,alpha,dmuAmu);
ExpiAlphaDmuAmu(A,g,alpha,dmuAmu,orthog);
Real vol = grid->gSites();
@ -125,7 +143,7 @@ class FourierAcceleratedGaugeFixer : public Gimpl {
return trG;
}
static Real FourierAccelSteepestDescentStep(std::vector<GaugeMat> &U,GaugeMat &xform,Real & alpha, GaugeMat & dmuAmu) {
static Real FourierAccelSteepestDescentStep(std::vector<GaugeMat> &U,GaugeMat &xform,Real & alpha, GaugeMat & dmuAmu,int orthog) {
GridBase *grid = U[0]._grid;
@ -144,31 +162,41 @@ class FourierAcceleratedGaugeFixer : public Gimpl {
GaugeLinkToLieAlgebraField(U,A);
DmuAmu(A,dmuAmu);
DmuAmu(A,dmuAmu,orthog);
theFFT.FFT_all_dim(dmuAmu_p,dmuAmu,FFT::forward);
std::vector<int> mask(Nd,1);
for(int mu=0;mu<Nd;mu++) if (mu==orthog) mask[mu]=0;
theFFT.FFT_dim_mask(dmuAmu_p,dmuAmu,mask,FFT::forward);
//////////////////////////////////
// Work out Fp = psq_max/ psq...
// Avoid singularities in Fp
//////////////////////////////////
std::vector<int> latt_size = grid->GlobalDimensions();
std::vector<int> coor(grid->_ndimension,0);
for(int mu=0;mu<Nd;mu++) {
Real TwoPiL = M_PI * 2.0/ latt_size[mu];
LatticeCoordinate(pmu,mu);
pmu = TwoPiL * pmu ;
psq = psq + 4.0*sin(pmu*0.5)*sin(pmu*0.5);
if ( mu != orthog ) {
Real TwoPiL = M_PI * 2.0/ latt_size[mu];
LatticeCoordinate(pmu,mu);
pmu = TwoPiL * pmu ;
psq = psq + 4.0*sin(pmu*0.5)*sin(pmu*0.5);
}
}
Complex psqMax(16.0);
Fp = psqMax*one/psq;
pokeSite(TComplex(1.0),Fp,coor);
pokeSite(TComplex(16.0),Fp,coor);
if( (orthog>=0) && (orthog<Nd) ){
for(int t=0;t<grid->GlobalDimensions()[orthog];t++){
coor[orthog]=t;
pokeSite(TComplex(16.0),Fp,coor);
}
}
dmuAmu_p = dmuAmu_p * Fp;
theFFT.FFT_all_dim(dmuAmu,dmuAmu_p,FFT::backward);
theFFT.FFT_dim_mask(dmuAmu,dmuAmu_p,mask,FFT::backward);
GaugeMat ciadmam(grid);
Complex cialpha(0.0,-alpha);
@ -183,11 +211,11 @@ class FourierAcceleratedGaugeFixer : public Gimpl {
return trG;
}
static void ExpiAlphaDmuAmu(const std::vector<GaugeMat> &A,GaugeMat &g,Real & alpha, GaugeMat &dmuAmu) {
static void ExpiAlphaDmuAmu(const std::vector<GaugeMat> &A,GaugeMat &g,Real & alpha, GaugeMat &dmuAmu,int orthog) {
GridBase *grid = g._grid;
Complex cialpha(0.0,-alpha);
GaugeMat ciadmam(grid);
DmuAmu(A,dmuAmu);
DmuAmu(A,dmuAmu,orthog);
ciadmam = dmuAmu*cialpha;
SU<Nc>::taExp(ciadmam,g);
}

26
Hadrons/DiskVector.hpp
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@ -395,12 +395,26 @@ void DiskVectorBase<T>::cacheInsert(const unsigned int i, const T &obj) const
auto &freeInd = *freePtr_;
auto &loads = *loadsPtr_;
evict();
index[i] = freeInd.top();
freeInd.pop();
cache[index.at(i)] = obj;
loads.push_back(i);
modified[index.at(i)] = false;
// cache miss, evict and store
if (index.find(i) == index.end())
{
evict();
index[i] = freeInd.top();
freeInd.pop();
cache[index.at(i)] = obj;
loads.push_back(i);
modified[index.at(i)] = false;
}
// cache hit, modify current value
else
{
auto pos = std::find(loads.begin(), loads.end(), i);
cache[index.at(i)] = obj;
modified[index.at(i)] = true;
loads.erase(pos);
loads.push_back(i);
}
#ifdef DV_DEBUG
std::string msg;

2
Hadrons/Modules/MContraction/A2ALoop.hpp
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@ -89,7 +89,7 @@ std::vector<std::string> TA2ALoop<FImpl>::getInput(void)
template <typename FImpl>
std::vector<std::string> TA2ALoop<FImpl>::getOutput(void)
{
std::vector<std::string> out = {};
std::vector<std::string> out = {getName()};
return out;
}

6
Hadrons/Modules/MContraction/WeakEye3pt.hpp
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@ -52,7 +52,7 @@ BEGIN_HADRONS_NAMESPACE
* |
* one trace | two traces
*
* one trace : tr(qbr*gOut*qs*adj(gIn)*g5*adj(qbl)*g5*G*loop*G*qbr*gOut)
* one trace : tr(qbr*gOut*qs*adj(gIn)*g5*adj(qbl)*g5*G*loop*G)
* two traces: tr(qbr*gOut*qs*adj(gIn)*g5*adj(qbl)*g5*G)*tr(loop*G)
*
*/
@ -118,7 +118,7 @@ template <typename FImpl>
std::vector<std::string> TWeakEye3pt<FImpl>::getInput(void)
{
std::vector<std::string> in = {par().qBarLeft, par().qBarRight,
par().qSpectator};
par().qSpectator, par().loop};
return in;
}
@ -170,7 +170,7 @@ void TWeakEye3pt<FImpl>::execute(void)
r.info.op = G.g;
// one trace
corr = trace(qbr*gOut*qst*adj(gIn)*g5*adj(qbl)*g5*G*loop*G*qbr*gOut);
corr = trace(qbr*gOut*qst*adj(gIn)*g5*adj(qbl)*g5*G*loop*G);
sliceSum(corr, buf, Tp);
r.corr.clear();
for (unsigned int t = 0; t < buf.size(); ++t)

9
Hadrons/Modules/MFermion/GaugeProp.hpp
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@ -111,13 +111,18 @@ void TGaugeProp<FImpl>::setup(void)
{
Ls_ = env().getObjectLs(par().solver);
envCreateLat(PropagatorField, getName());
envTmpLat(FermionField, "source", Ls_);
envTmpLat(FermionField, "sol", Ls_);
envTmpLat(FermionField, "tmp");
if (Ls_ > 1)
{
envTmpLat(FermionField, "source", Ls_);
envTmpLat(FermionField, "sol", Ls_);
envCreateLat(PropagatorField, getName() + "_5d", Ls_);
}
else
{
envTmpLat(FermionField, "source");
envTmpLat(FermionField, "sol");
}
}
// execution ///////////////////////////////////////////////////////////////////

10
Hadrons/Modules/MGauge/GaugeFix.hpp
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@ -42,6 +42,8 @@ BEGIN_HADRONS_NAMESPACE
******************************************************************************/
BEGIN_MODULE_NAMESPACE(MGauge)
GRID_SERIALIZABLE_ENUM(Fix, undef, coulomb, Nd - 1, landau, -1);
class GaugeFixPar: Serializable
{
public:
@ -51,6 +53,7 @@ public:
int, maxiter,
Real, Omega_tol,
Real, Phi_tol,
Fix, gaugeFix,
bool, Fourier);
};
@ -115,8 +118,8 @@ void TGaugeFix<GImpl>::execute(void)
//Loads the gauge and fixes it
{
std::cout << "executing" << std::endl;
LOG(Message) << "Fixing the Gauge" << std::endl;
LOG(Message) << par().gauge << std::endl;
LOG(Message) << "Fixing the Gauge " << par().gauge << " using "
<< par().gaugeFix << " guage fixing. " << Nd - 1 << std::endl;
auto &U = envGet(GaugeField, par().gauge);
auto &Umu = envGet(GaugeField, getName());
auto &xform = envGet(GaugeMat, getName()+"_xform");
@ -126,9 +129,10 @@ void TGaugeFix<GImpl>::execute(void)
int maxiter = par().maxiter;
Real Omega_tol = par().Omega_tol;
Real Phi_tol = par().Phi_tol;
int gaugeFix = par().gaugeFix;
bool Fourier = par().Fourier;
Umu = U;
FourierAcceleratedGaugeFixer<PeriodicGimplR>::SteepestDescentGaugeFix(Umu,xform,alpha,maxiter,Omega_tol,Phi_tol,Fourier);
FourierAcceleratedGaugeFixer<PeriodicGimplR>::SteepestDescentGaugeFix(Umu,xform,alpha,maxiter,Omega_tol,Phi_tol,Fourier,gaugeFix);
LOG(Message) << "Gauge Fixed" << std::endl;
}

4
Hadrons/Modules/MIO/LoadEigenPack.cc
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@ -31,7 +31,7 @@ using namespace Grid;
using namespace Hadrons;
using namespace MIO;
template class Grid::Hadrons::MIO::TLoadEigenPack<FermionEigenPack<FIMPL>>;
template class Grid::Hadrons::MIO::TLoadEigenPack<FermionEigenPack<FIMPL>, GIMPL>;
#ifdef GRID_DEFAULT_PRECISION_DOUBLE
template class Grid::Hadrons::MIO::TLoadEigenPack<FermionEigenPack<FIMPL, FIMPLF>>;
template class Grid::Hadrons::MIO::TLoadEigenPack<FermionEigenPack<FIMPL, FIMPLF>, GIMPL>;
#endif

86
Hadrons/Modules/MIO/LoadEigenPack.hpp
View File

@ -47,16 +47,21 @@ public:
std::string, filestem,
bool, multiFile,
unsigned int, size,
unsigned int, Ls);
unsigned int, Ls,
std::string, gaugeXform);
};
template <typename Pack>
template <typename Pack, typename GImpl>
class TLoadEigenPack: public Module<LoadEigenPackPar>
{
public:
typedef typename Pack::Field Field;
typedef typename Pack::FieldIo FieldIo;
typedef BaseEigenPack<Field> BasePack;
public:
GAUGE_TYPE_ALIASES(GImpl, );
typedef typename GImpl::GaugeLinkField GaugeMat;
public:
// constructor
TLoadEigenPack(const std::string name);
@ -71,31 +76,36 @@ public:
virtual void execute(void);
};
MODULE_REGISTER_TMP(LoadFermionEigenPack, TLoadEigenPack<FermionEigenPack<FIMPL>>, MIO);
MODULE_REGISTER_TMP(LoadFermionEigenPack, ARG(TLoadEigenPack<FermionEigenPack<FIMPL>, GIMPL>), MIO);
#ifdef GRID_DEFAULT_PRECISION_DOUBLE
MODULE_REGISTER_TMP(LoadFermionEigenPackIo32, ARG(TLoadEigenPack<FermionEigenPack<FIMPL, FIMPLF>>), MIO);
MODULE_REGISTER_TMP(LoadFermionEigenPackIo32, ARG(TLoadEigenPack<FermionEigenPack<FIMPL, FIMPLF>, GIMPL>), MIO);
#endif
/******************************************************************************
* TLoadEigenPack implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
template <typename Pack>
TLoadEigenPack<Pack>::TLoadEigenPack(const std::string name)
template <typename Pack, typename GImpl>
TLoadEigenPack<Pack, GImpl>::TLoadEigenPack(const std::string name)
: Module<LoadEigenPackPar>(name)
{}
// dependencies/products ///////////////////////////////////////////////////////
template <typename Pack>
std::vector<std::string> TLoadEigenPack<Pack>::getInput(void)
template <typename Pack, typename GImpl>
std::vector<std::string> TLoadEigenPack<Pack, GImpl>::getInput(void)
{
std::vector<std::string> in;
if (!par().gaugeXform.empty())
{
in = {par().gaugeXform};
}
return in;
}
template <typename Pack>
std::vector<std::string> TLoadEigenPack<Pack>::getOutput(void)
template <typename Pack, typename GImpl>
std::vector<std::string> TLoadEigenPack<Pack, GImpl>::getOutput(void)
{
std::vector<std::string> out = {getName()};
@ -103,8 +113,8 @@ std::vector<std::string> TLoadEigenPack<Pack>::getOutput(void)
}
// setup ///////////////////////////////////////////////////////////////////////
template <typename Pack>
void TLoadEigenPack<Pack>::setup(void)
template <typename Pack, typename GImpl>
void TLoadEigenPack<Pack, GImpl>::setup(void)
{
GridBase *gridIo = nullptr;
@ -114,16 +124,64 @@ void TLoadEigenPack<Pack>::setup(void)
}
envCreateDerived(BasePack, Pack, getName(), par().Ls, par().size,
envGetRbGrid(Field, par().Ls), gridIo);
if (!par().gaugeXform.empty())
{
if (par().Ls > 1)
{
LOG(Message) << "Setup 5d GaugeMat for Ls = " << par().Ls << std::endl;
envTmp(GaugeMat, "tmpXform", par().Ls, envGetGrid5(Field, par().Ls));
envTmp(GaugeMat, "tmpXformOdd", par().Ls, envGetRbGrid5(Field, par().Ls));
}
else
{
LOG(Message) << "Setup 4d GaugeMat for Ls = " << par().Ls << std::endl;
envTmp(GaugeMat, "tmpXform", par().Ls, envGetGrid(Field));
envTmp(GaugeMat, "tmpXformOdd", par().Ls, envGetRbGrid(Field));
}
}
}
// execution ///////////////////////////////////////////////////////////////////
template <typename Pack>
void TLoadEigenPack<Pack>::execute(void)
template <typename Pack, typename GImpl>
void TLoadEigenPack<Pack, GImpl>::execute(void)
{
auto &epack = envGetDerived(BasePack, Pack, getName());
epack.read(par().filestem, par().multiFile, vm().getTrajectory());
epack.eval.resize(par().size);
if (!par().gaugeXform.empty())
{
LOG(Message) << "Applying gauge transformation to eigenvectors " << getName()
<< " using " << par().gaugeXform << std::endl;
auto &xform = envGet(GaugeMat, par().gaugeXform);
envGetTmp(GaugeMat, tmpXform);
envGetTmp(GaugeMat, tmpXformOdd);
if (par().Ls > 1)
{
LOG(Message) << "Creating 5d GaugeMat from " << par().gaugeXform << std::endl;
startTimer("5-d gauge transform creation");
for (unsigned int j = 0; j < par().Ls; j++)
{
InsertSlice(xform, tmpXform, j, 0);
}
stopTimer("5-d gauge transform creation");
}
pickCheckerboard(Odd, tmpXformOdd, tmpXform);
startTimer("Transform application");
for (unsigned int i = 0; i < par().size; i++)
{
LOG(Message) << "Applying gauge transformation to eigenvector i = " << i << "/" << par().size << std::endl;
epack.evec[i].checkerboard = Odd;
epack.evec[i] = tmpXformOdd * epack.evec[i];
}
stopTimer("Transform application");
}
}
END_MODULE_NAMESPACE

3
Hadrons/Modules/MSource/Wall.hpp
View File

@ -119,6 +119,9 @@ template <typename FImpl>
void TWall<FImpl>::setup(void)
{
envCreateLat(PropagatorField, getName());
envCache(Lattice<iScalar<vInteger>>, tName_, 1, envGetGrid(LatticeComplex));
envCacheLat(LatticeComplex, momphName_);
envTmpLat(LatticeComplex, "coor");
}
// execution ///////////////////////////////////////////////////////////////////

20
tests/core/Test_fft_gfix.cc
View File

@ -60,6 +60,9 @@ int main (int argc, char ** argv)
std::cout<< "* Testing we can gauge fix steep descent a RGT of Unit gauge *" <<std::endl;
std::cout<< "*****************************************************************" <<std::endl;
// int coulomb_dir = -1;
int coulomb_dir = Nd-1;
LatticeGaugeField Umu(&GRID);
LatticeGaugeField Urnd(&GRID);
LatticeGaugeField Uorg(&GRID);
@ -68,6 +71,7 @@ int main (int argc, char ** argv)
LatticeColourMatrix xform1(&GRID); // Gauge xform
LatticeColourMatrix xform2(&GRID); // Gauge xform
LatticeColourMatrix xform3(&GRID); // Gauge xform
SU3::ColdConfiguration(pRNG,Umu); // Unit gauge
Uorg=Umu;
@ -127,6 +131,22 @@ int main (int argc, char ** argv)
plaq=WilsonLoops<PeriodicGimplR>::avgPlaquette(Umu);
std::cout << " Final plaquette "<<plaq << std::endl;
std::cout<< "*****************************************************************" <<std::endl;
std::cout<< "* Testing Fourier accelerated fixing to coulomb gauge *" <<std::endl;
std::cout<< "*****************************************************************" <<std::endl;
Umu=Urnd;
SU3::HotConfiguration(pRNG,Umu); // Unit gauge
plaq=WilsonLoops<PeriodicGimplR>::avgPlaquette(Umu);
std::cout << " Initial plaquette "<<plaq << std::endl;
FourierAcceleratedGaugeFixer<PeriodicGimplR>::SteepestDescentGaugeFix(Umu,xform3,alpha,10000,1.0e-12, 1.0e-12,true,coulomb_dir);
std::cout << Umu<<std::endl;
plaq=WilsonLoops<PeriodicGimplR>::avgPlaquette(Umu);
std::cout << " Final plaquette "<<plaq << std::endl;
Grid_finalize();
}