portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2024-11-10 07:55:35 +00:00
Code Releases Activity

Baryons module works in 1 of 3 cases - still need SlicedProp and Msource part!!

Browse Source
This commit is contained in:
Felix Erben 2019-09-27 15:08:56 +01:00
parent bf62ec163d
commit 94b9a9474c
2 changed files with 164 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

150
Grid/qcd/utils/BaryonUtils.h
View File

@ -43,11 +43,22 @@ public:
typedef typename FImpl::PropagatorField PropagatorField;
typedef typename FImpl::SitePropagator pobj;
typedef typename FImpl::SiteSpinor vobj;
typedef typename ComplexField::vector_object vobj;
/* typedef typename FImpl::SiteSpinor vobj;
typedef typename vobj::scalar_object sobj;
typedef typename vobj::scalar_type scalar_type;
typedef typename vobj::vector_type vector_type;
*/
private:
static void baryon_site(const pobj &D1,
const pobj &D2,
const pobj &D3,
const Gamma GammaA,
const Gamma GammaB,
const int parity,
const std::vector<int> wick_contractions,
vobj &result);
public:
static void ContractBaryons(const PropagatorField &q1_src,
const PropagatorField &q2_src,
const PropagatorField &q3_src,
@ -57,60 +68,42 @@ public:
const char * quarks_src,
const int parity,
ComplexField &baryon_corr);
};
template<class FImpl>
void BaryonUtils<FImpl>::ContractBaryons(const PropagatorField &q1_src,
const PropagatorField &q2_src,
const PropagatorField &q3_src,
/* template<class T1,class T2,class T3>
static void ContractBaryons_Sliced(const T1 &D1,
const T2 &D2,
const T3 &D3,*/
static void ContractBaryons_Sliced(const pobj &D1,
const pobj &D2,
const pobj &D3,
const Gamma GammaA,
const Gamma GammaB,
const char * quarks_snk,
const char * quarks_src,
const int parity,
ComplexField &baryon_corr)
vobj &result);
};
template<class FImpl>
void BaryonUtils<FImpl>::baryon_site(const pobj &D1,
const pobj &D2,
const pobj &D3,
const Gamma GammaA,
const Gamma GammaB,
const int parity,
const std::vector<int> wick_contraction,
vobj &result)
{
std::cout << "quarks_snk " << quarks_snk[0] << quarks_snk[1] << quarks_snk[2] << std::endl;
std::cout << "GammaA " << (GammaA.g) << std::endl;
std::cout << "GammaB " << (GammaB.g) << std::endl;
assert(parity==1 || parity == -1 && "Parity must be +1 or -1");
GridBase *grid = q1_src.Grid();
Gamma g4(Gamma::Algebra::GammaT); //needed for parity P_\pm = 0.5*(1 \pm \gamma_4)
std::vector<std::vector<int>> epsilon = {{0,1,2},{1,2,0},{2,0,1},{0,2,1},{2,1,0},{1,0,2}};
std::vector<int> epsilon_sgn = {1,1,1,-1,-1,-1};
std::vector<int> wick_contraction = {0,0,0,0,0,0};
for (int ie=0; ie < 6 ; ie++)
if (quarks_src[0] == quarks_snk[epsilon[ie][0]] && quarks_src[1] == quarks_snk[epsilon[ie][1]] && quarks_src[2] == quarks_snk[epsilon[ie][2]])
wick_contraction[ie]=1;
typedef typename ComplexField::vector_object vobj;
auto vbaryon_corr= baryon_corr.View();
auto v1 = q1_src.View();
auto v2 = q2_src.View();
auto v3 = q3_src.View();
// accelerator_for(ss, grid->oSites(), grid->Nsimd(), {
//thread_for(ss,grid->oSites(),{
for(int ss=0; ss < grid->oSites(); ss++){
auto D1 = v1[ss];
auto D2 = v2[ss];
auto D3 = v3[ss];
auto gD1a = GammaA * GammaA * D1;
auto gD1b = GammaA * g4 * GammaA * D1;
auto pD1 = 0.5* (gD1a + (double)parity * gD1b);
auto gD3 = GammaB * D3;
vobj result=Zero();
for (int ie_src=0; ie_src < 6 ; ie_src++){
int a_src = epsilon[ie_src][0]; //a
int b_src = epsilon[ie_src][1]; //b
@ -175,8 +168,85 @@ void BaryonUtils<FImpl>::ContractBaryons(const PropagatorField &q1_src,
}
}
}
vbaryon_corr[ss] = result;
}
template<class FImpl>
void BaryonUtils<FImpl>::ContractBaryons(const PropagatorField &q1_src,
const PropagatorField &q2_src,
const PropagatorField &q3_src,
const Gamma GammaA,
const Gamma GammaB,
const char * quarks_snk,
const char * quarks_src,
const int parity,
ComplexField &baryon_corr)
{
std::cout << "quarks_snk " << quarks_snk[0] << quarks_snk[1] << quarks_snk[2] << std::endl;
std::cout << "GammaA " << (GammaA.g) << std::endl;
std::cout << "GammaB " << (GammaB.g) << std::endl;
assert(parity==1 || parity == -1 && "Parity must be +1 or -1");
GridBase *grid = q1_src.Grid();
Gamma g4(Gamma::Algebra::GammaT); //needed for parity P_\pm = 0.5*(1 \pm \gamma_4)
std::vector<std::vector<int>> epsilon = {{0,1,2},{1,2,0},{2,0,1},{0,2,1},{2,1,0},{1,0,2}};
std::vector<int> epsilon_sgn = {1,1,1,-1,-1,-1};
std::vector<int> wick_contraction = {0,0,0,0,0,0};
for (int ie=0; ie < 6 ; ie++)
if (quarks_src[0] == quarks_snk[epsilon[ie][0]] && quarks_src[1] == quarks_snk[epsilon[ie][1]] && quarks_src[2] == quarks_snk[epsilon[ie][2]])
wick_contraction[ie]=1;
// typedef typename ComplexField::vector_object vobj;
auto vbaryon_corr= baryon_corr.View();
auto v1 = q1_src.View();
auto v2 = q2_src.View();
auto v3 = q3_src.View();
// accelerator_for(ss, grid->oSites(), grid->Nsimd(), {
//thread_for(ss,grid->oSites(),{
for(int ss=0; ss < grid->oSites(); ss++){
auto D1 = v1[ss];
auto D2 = v2[ss];
auto D3 = v3[ss];
vobj result=Zero();
baryon_site(D1,D2,D3,GammaA,GammaB,parity,wick_contraction,result);
vbaryon_corr[ss] = result;
} // );//end loop over lattice sites
}
/*template<class FImpl,class T1,class T2,class T3>
void BaryonUtils<FImpl>::ContractBaryons_Sliced(const T1 &D1,
const T2 &D2,
const T3 &D3,*/
template<class FImpl>
void BaryonUtils<FImpl>::ContractBaryons_Sliced(const pobj &D1,
const pobj &D2,
const pobj &D3,
const Gamma GammaA,
const Gamma GammaB,
const char * quarks_snk,
const char * quarks_src,
const int parity,
vobj &result)
{
assert(parity==1 || parity == -1 && "Parity must be +1 or -1");
Gamma g4(Gamma::Algebra::GammaT); //needed for parity P_\pm = 0.5*(1 \pm \gamma_4)
std::vector<std::vector<int>> epsilon = {{0,1,2},{1,2,0},{2,0,1},{0,2,1},{2,1,0},{1,0,2}};
std::vector<int> epsilon_sgn = {1,1,1,-1,-1,-1};
std::vector<int> wick_contraction = {0,0,0,0,0,0};
for (int ie=0; ie < 6 ; ie++)
if (quarks_src[0] == quarks_snk[epsilon[ie][0]] && quarks_src[1] == quarks_snk[epsilon[ie][1]] && quarks_src[2] == quarks_snk[epsilon[ie][2]])
wick_contraction[ie]=1;
result=Zero();
baryon_site(D1,D2,D3,GammaA,GammaB,parity,wick_contraction,result);
}
NAMESPACE_END(Grid);

44
Hadrons/Modules/MContraction/Baryon.hpp
View File

@ -34,7 +34,6 @@ See the full license in the file "LICENSE" in the top level distribution directo
#include <Hadrons/Module.hpp>
#include <Hadrons/ModuleFactory.hpp>
#include <Grid/qcd/utils/BaryonUtils.h>
#include <Grid/qcd/utils/A2Autils.h>
BEGIN_HADRONS_NAMESPACE
@ -147,20 +146,59 @@ void TBaryon<FImpl1, FImpl2, FImpl3>::execute(void)
std::vector<Gamma::Algebra> ggB = strToVec<Gamma::Algebra>(par().GammaB);
Gamma GammaB(ggB[0]);
std::vector<TComplex> buf;
vTComplex cs;
const int parity {par().parity};
const char * quarks_snk{par().quarks_snk.c_str()};
const char * quarks_src{par().quarks_src.c_str()};
if (envHasType(SlicedPropagator1, par().q1_src) and
envHasType(SlicedPropagator2, par().q2_src) and
envHasType(SlicedPropagator3, par().q3_src))
{
auto &q1_src = envGet(SlicedPropagator1, par().q1_src);
auto &q2_src = envGet(SlicedPropagator2, par().q2_src);
auto &q3_src = envGet(SlicedPropagator3, par().q3_src);
LOG(Message) << "(propagator already sinked)" << std::endl;
for (unsigned int t = 0; t < buf.size(); ++t)
{
//TODO: Get this to compile without the casts. Templates?
//BaryonUtils<FIMPL>::ContractBaryons_Sliced(*reinterpret_cast<Grid::iScalar<Grid::iMatrix<Grid::iMatrix<Grid::vComplex, 3>, 4>>*>(&q1_src[t]),*reinterpret_cast<Grid::iScalar<Grid::iMatrix<Grid::iMatrix<Grid::vComplex, 3>, 4>>*>(&q2_src[t]),*reinterpret_cast<Grid::iScalar<Grid::iMatrix<Grid::iMatrix<Grid::vComplex, 3>, 4>>*>(&q3_src[t]),GammaA,GammaB,quarks_snk,quarks_src,parity,cs);
//result.corr[t] = TensorRemove(*reinterpret_cast<Grid::TComplex*>(&cs));
// BaryonUtils<FIMPL>::ContractBaryons_Sliced(q1_src[t],q2_src[t],q3_src[t],GammaA,GammaB,quarks_snk,quarks_src,parity,cs);
// result.corr[t] = TensorRemove(cs);
}
}
else
{
std::string ns;
ns = vm().getModuleNamespace(env().getObjectModule(par().sink));
if (ns == "MSource")
{
//TODO: Understand what this is and then get it to compile. Hopefully no new function needed. The following lines are from the Meson.hpp module.
/* PropagatorField1 &sink = envGet(PropagatorField1, par().sink);
c = trace(mesonConnected(q1, q2, gSnk, gSrc)*sink);
sliceSum(c, buf, Tp); */
// My attempt at some code, which doesn't work. I also don't know whether anything like this is what we want here.
/* BaryonUtils<FIMPL>::ContractBaryons(q1_src,q2_src,q3_src,GammaA,GammaB,quarks_snk,quarks_src,parity,c);
PropagatorField1 &sink = envGet(PropagatorField1, par().sink);
auto test = trace(c*sink);
sliceSum(test, buf, Tp); */
}
else if (ns == "MSink")
{
BaryonUtils<FIMPL>::ContractBaryons(q1_src,q2_src,q3_src,GammaA,GammaB,quarks_snk,quarks_src,parity,c);
//sliceSum(c,buf,Tp);
SinkFnScalar &sink = envGet(SinkFnScalar, par().sink);
buf = sink(c);
}
for (unsigned int t = 0; t < buf.size(); ++t)
{
result.corr[t] = TensorRemove(buf[t]);
}
}
saveResult(par().output, "baryon", result);