portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2025-11-04 14:04:32 +00:00
Code Releases Activity

Changes A2A class to make use of the new Solver class

Browse Source
This commit is contained in:
fionnoh
2018-06-28 16:14:16 +01:00
parent fecec803d9
commit f7e86f81a0
1 changed files with 28 additions and 61 deletions
Download Patch File Download Diff File Expand all files Collapse all files

89
extras/Hadrons/AllToAllVectors.hpp
View File

@@ -3,6 +3,7 @@
#include <Grid/Hadrons/Global.hpp>
#include <Grid/Hadrons/Environment.hpp>
#include <Grid/Hadrons/Solver.hpp>
BEGIN_HADRONS_NAMESPACE
@@ -10,14 +11,14 @@ BEGIN_HADRONS_NAMESPACE
// A2A Modes
////////////////////////////////
template <class Field, class Matrix>
template <class Field, class Matrix, class Solver>
class A2AModesSchurDiagTwo
{
private:
const std::vector<Field> *evec;
const std::vector<RealD> *eval;
Matrix &action;
std::function<void(Field &, const Field &)> &Solver;
Solver &solver;
const int Nl, Nh;
const bool return_5d;
std::vector<Field> w_high_5d, v_high_5d, w_high_4d, v_high_4d;
@@ -25,12 +26,12 @@ class A2AModesSchurDiagTwo
public:
A2AModesSchurDiagTwo(const std::vector<Field> *_evec, const std::vector<RealD> *_eval,
Matrix &_action,
std::function<void(Field &, const Field &)> &_Solver,
Solver &_solver,
const int _Nl, const int _Nh,
const bool _return_5d)
: evec(_evec), eval(_eval),
action(_action),
Solver(_Solver),
solver(_solver),
Nl(_Nl), Nh(_Nh),
return_5d(_return_5d)
{
@@ -56,7 +57,7 @@ class A2AModesSchurDiagTwo
LOG(Message) << "A2A high modes for i = " << i << std::endl;
i5d = 0;
if (return_5d) i5d = i;
this->high_mode_v(action, Solver, source_5d, v_high_5d[i5d], v_high_4d[i]);
this->high_mode_v(action, solver, source_5d, v_high_5d[i5d], v_high_4d[i]);
this->high_mode_w(source_5d, source_4d, w_high_5d[i5d], w_high_4d[i]);
}
@@ -185,13 +186,13 @@ class A2AModesSchurDiagTwo
action.ExportPhysicalFermionSolution(wout_5d, wout_4d);
}
void high_mode_v(Matrix &action, std::function<void(Field &, const Field &)> &Solver, const Field &source, Field &vout_5d, Field &vout_4d)
void high_mode_v(Matrix &action, Solver &solver, const Field &source, Field &vout_5d, Field &vout_4d)
{
GridBase *fgrid = action.Grid();
Field tmp(fgrid);
action.Dminus(source, tmp);
Solver(vout_5d, source); // Note: Solver is Solver(out, in)
solver(vout_5d, source); // Note: solver is solver(out, in)
action.ExportPhysicalFermionSolution(vout_5d, vout_4d);
}
@@ -202,63 +203,29 @@ class A2AModesSchurDiagTwo
}
};
////////////////////////////////
// Low Modes
////////////////////////////////
// TODO: A2A for coarse eigenvectors
template <class Field, class Matrix>
class A2ALMSchurDiagTwo : public A2AModesSchurDiagTwo<Field, Matrix>
{
private:
const std::vector<Field> &evec;
const std::vector<RealD> &eval;
Matrix &action;
// template <class FineField, class CoarseField, class Matrix, class Solver>
// class A2ALMSchurDiagTwoCoarse : public A2AModesSchurDiagTwo<FineField, Matrix, Solver>
// {
// private:
// const std::vector<FineField> &subspace;
// const std::vector<CoarseField> &evec_coarse;
// const std::vector<RealD> &eval_coarse;
// Matrix &action;
public:
A2ALMSchurDiagTwo(const std::vector<Field> &_evec, const std::vector<RealD> &_eval, Matrix &_action) : evec(_evec), eval(_eval), action(_action){};
void operator()(int i, Field &vout, Field &wout)
{
this->low_mode_v(action, evec[i], eval[i], vout);
this->low_mode_w(action, evec[i], eval[i], wout);
}
};
// public:
// A2ALMSchurDiagTwoCoarse(const std::vector<FineField> &_subspace, const std::vector<CoarseField> &_evec_coarse, const std::vector<RealD> &_eval_coarse, Matrix &_action)
// : subspace(_subspace), evec_coarse(_evec_coarse), eval_coarse(_eval_coarse), action(_action){};
template <class FineField, class CoarseField, class Matrix>
class A2ALMSchurDiagTwoCoarse : public A2AModesSchurDiagTwo<FineField, Matrix>
{
private:
const std::vector<FineField> &subspace;
const std::vector<CoarseField> &evec_coarse;
const std::vector<RealD> &eval_coarse;
Matrix &action;
public:
A2ALMSchurDiagTwoCoarse(const std::vector<FineField> &_subspace, const std::vector<CoarseField> &_evec_coarse, const std::vector<RealD> &_eval_coarse, Matrix &_action)
: subspace(_subspace), evec_coarse(_evec_coarse), eval_coarse(_eval_coarse), action(_action){};
void operator()(int i, FineField &vout, FineField &wout)
{
FineField prom_evec(subspace[0]._grid);
blockPromote(evec_coarse[i], prom_evec, subspace);
this->low_mode_v(action, prom_evec, eval_coarse[i], vout);
this->low_mode_w(action, prom_evec, eval_coarse[i], wout);
}
};
////////////////////////////////
// High Modes
////////////////////////////////
template <class Field, class Matrix>
class A2AHMSchurDiagTwo : virtual public A2AModesSchurDiagTwo<Field, Matrix>
{
public:
void operator()(Matrix &action, std::function<void(Field &, const Field &)> &Solver, const Field &source, Field &vout, Field &wout)
{
this->high_mode_v(action, Solver, source, vout);
this->high_mode_w(action, source, wout);
}
};
// void operator()(int i, FineField &vout, FineField &wout)
// {
// FineField prom_evec(subspace[0]._grid);
// blockPromote(evec_coarse[i], prom_evec, subspace);
// this->low_mode_v(action, prom_evec, eval_coarse[i], vout);
// this->low_mode_w(action, prom_evec, eval_coarse[i], wout);
// }
// };
END_HADRONS_NAMESPACE