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Added support for the Two index Symmetric and Antisymmetric representations

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Tested for HMC convergence: OK
Added also a test file showing an example for mixed representations
This commit is contained in:
Guido Cossu
2016-09-22 14:17:37 +01:00
parent fda408ee6f
commit b6597b74e7
13 changed files with 850 additions and 174 deletions
Download Patch File Download Diff File Expand all files Collapse all files

340
tests/core/Test_lie_generators.cc
View File

@@ -8,6 +8,7 @@ Copyright (C) 2015
Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
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
@@ -30,9 +31,13 @@ directory
#include <Grid/Grid.h>
#include <Grid/qcd/utils/CovariantCshift.h>
#include <Grid/qcd/utils/SUn.h>
#include <Grid/qcd/utils/SUnAdjoint.h>
#include <Grid/qcd/utils/SUnTwoIndex.h>
#include <Grid/qcd/representations/adjoint.h>
#include <Grid/qcd/representations/two_index.h>
#include <Grid/qcd/utils/WilsonLoops.h>
using namespace std;
@@ -79,13 +84,6 @@ int main(int argc, char** argv) {
SU4::testGenerators();
SU4Adjoint::testGenerators();
// std::cout<<GridLogMessage<<"*********************************************"<<std::endl;
// std::cout<<GridLogMessage<<"* Generators for SU(5)"<<std::endl;
// std::cout<<GridLogMessage<<"*********************************************"<<std::endl;
// SU5::printGenerators();
// SU5::testGenerators();
// Projectors
GridParallelRNG gridRNG(grid);
gridRNG.SeedRandomDevice();
@@ -112,12 +110,14 @@ int main(int argc, char** argv) {
AdjointRep<Nc> AdjRep(grid);
// AdjointRepresentation has the predefined number of colours Nc
Representations<FundamentalRepresentation, AdjointRepresentation> RepresentationTypes(grid);
Representations<FundamentalRepresentation, AdjointRepresentation, TwoIndexSymmetricRepresentation> RepresentationTypes(grid);
LatticeGaugeField U(grid), V(grid);
SU<Nc>::HotConfiguration<LatticeGaugeField>(gridRNG, U);
SU<Nc>::HotConfiguration<LatticeGaugeField>(gridRNG, V);
// Adjoint representation
// Test group structure
// (U_f * V_f)_r = U_r * V_r
LatticeGaugeField UV(grid);
@@ -129,7 +129,7 @@ int main(int argc, char** argv) {
}
AdjRep.update_representation(UV);
typename AdjointRep<Nc>::LatticeField UVr = AdjRep.U; // (U_f * V_f)_r
typename AdjointRep<Nc>::LatticeField UVr = AdjRep.U; // (U_f * V_f)_r
AdjRep.update_representation(U);
@@ -147,7 +147,7 @@ int main(int argc, char** argv) {
}
typename AdjointRep<Nc>::LatticeField Diff_check = UVr - UrVr;
std::cout << GridLogMessage << "Group structure SU("<<Nc<<") check difference : " << norm2(Diff_check) << std::endl;
std::cout << GridLogMessage << "Group structure SU("<<Nc<<") check difference (Adjoint representation) : " << norm2(Diff_check) << std::endl;
// Check correspondence of algebra and group transformations
// Create a random vector
@@ -161,7 +161,7 @@ int main(int argc, char** argv) {
SU<Nc>::LatticeAlgebraVector h_adj2(grid);
SU_Adjoint<Nc>::projectOnAlgebra(h_adj2, Ar);
SU<Nc>::LatticeAlgebraVector h_diff = h_adj - h_adj2;
std::cout << GridLogMessage << "Projections structure check vector difference : " << norm2(h_diff) << std::endl;
std::cout << GridLogMessage << "Projections structure check vector difference (Adjoint representation) : " << norm2(h_diff) << std::endl;
// Exponentiate
typename AdjointRep<Nc>::LatticeMatrix Uadj(grid);
@@ -210,5 +210,323 @@ int main(int argc, char** argv) {
typename AdjointRep<Nc>::LatticeMatrix Diff_check_mat = Ur0 - Uadj;
std::cout << GridLogMessage << "Projections structure check group difference : " << norm2(Diff_check_mat) << std::endl;
// TwoIndexRep tests
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "* eS^{ij} base for SU(2)" << std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Dimension of Two Index Symmetric representation: "<< SU2TwoIndexSymm::Dimension << std::endl;
SU2TwoIndexSymm::printBase();
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Generators of Two Index Symmetric representation: "<< SU2TwoIndexSymm::Dimension << std::endl;
SU2TwoIndexSymm::printGenerators();
std::cout << GridLogMessage << "Test of Two Index Symmetric Generators: "<< SU2TwoIndexSymm::Dimension << std::endl;
SU2TwoIndexSymm::testGenerators();
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "* eAS^{ij} base for SU(2)" << std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Dimension of Two Index anti-Symmetric representation: "<< SU2TwoIndexAntiSymm::Dimension << std::endl;
SU2TwoIndexAntiSymm::printBase();
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Dimension of Two Index anti-Symmetric representation: "<< SU2TwoIndexAntiSymm::Dimension << std::endl;
SU2TwoIndexAntiSymm::printGenerators();
std::cout << GridLogMessage << "Test of Two Index anti-Symmetric Generators: "<< SU2TwoIndexAntiSymm::Dimension << std::endl;
SU2TwoIndexAntiSymm::testGenerators();
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Test for the Two Index Symmetric projectors"
<< std::endl;
// Projectors
SU3TwoIndexSymm::LatticeTwoIndexMatrix Gauss2(grid);
random(gridRNG,Gauss2);
std::cout << GridLogMessage << "Start projectOnAlgebra" << std::endl;
SU3TwoIndexSymm::projectOnAlgebra(ha, Gauss2);
std::cout << GridLogMessage << "end projectOnAlgebra" << std::endl;
std::cout << GridLogMessage << "Start projector" << std::endl;
SU3TwoIndexSymm::projector(hb, Gauss2);
std::cout << GridLogMessage << "end projector" << std::endl;
std::cout << GridLogMessage << "ReStart projector" << std::endl;
SU3TwoIndexSymm::projector(hb, Gauss2);
std::cout << GridLogMessage << "end projector" << std::endl;
SU3::LatticeAlgebraVector diff2 = ha - hb;
std::cout << GridLogMessage << "Difference: " << norm2(diff) << std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Test for the Two index anti-Symmetric projectors"
<< std::endl;
// Projectors
SU3TwoIndexAntiSymm::LatticeTwoIndexMatrix Gauss2a(grid);
random(gridRNG,Gauss2a);
std::cout << GridLogMessage << "Start projectOnAlgebra" << std::endl;
SU3TwoIndexAntiSymm::projectOnAlgebra(ha, Gauss2a);
std::cout << GridLogMessage << "end projectOnAlgebra" << std::endl;
std::cout << GridLogMessage << "Start projector" << std::endl;
SU3TwoIndexAntiSymm::projector(hb, Gauss2a);
std::cout << GridLogMessage << "end projector" << std::endl;
std::cout << GridLogMessage << "ReStart projector" << std::endl;
SU3TwoIndexAntiSymm::projector(hb, Gauss2a);
std::cout << GridLogMessage << "end projector" << std::endl;
SU3::LatticeAlgebraVector diff2a = ha - hb;
std::cout << GridLogMessage << "Difference: " << norm2(diff2a) << std::endl;
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Two index Symmetric: Checking Group Structure"
<< std::endl;
// Testing HMC representation classes
TwoIndexRep< Nc, Symmetric > TIndexRep(grid);
// Test group structure
// (U_f * V_f)_r = U_r * V_r
LatticeGaugeField U2(grid), V2(grid);
SU<Nc>::HotConfiguration<LatticeGaugeField>(gridRNG, U2);
SU<Nc>::HotConfiguration<LatticeGaugeField>(gridRNG, V2);
LatticeGaugeField UV2(grid);
UV2 = zero;
for (int mu = 0; mu < Nd; mu++) {
SU<Nc>::LatticeMatrix Umu2 = peekLorentz(U2,mu);
SU<Nc>::LatticeMatrix Vmu2 = peekLorentz(V2,mu);
pokeLorentz(UV2,Umu2*Vmu2, mu);
}
TIndexRep.update_representation(UV2);
typename TwoIndexRep< Nc, Symmetric >::LatticeField UVr2 = TIndexRep.U; // (U_f * V_f)_r
TIndexRep.update_representation(U2);
typename TwoIndexRep< Nc, Symmetric >::LatticeField Ur2 = TIndexRep.U; // U_r
TIndexRep.update_representation(V2);
typename TwoIndexRep< Nc, Symmetric >::LatticeField Vr2 = TIndexRep.U; // V_r
typename TwoIndexRep< Nc, Symmetric >::LatticeField Ur2Vr2(grid);
Ur2Vr2 = zero;
for (int mu = 0; mu < Nd; mu++) {
typename TwoIndexRep< Nc, Symmetric >::LatticeMatrix Urmu2 = peekLorentz(Ur2,mu);
typename TwoIndexRep< Nc, Symmetric >::LatticeMatrix Vrmu2 = peekLorentz(Vr2,mu);
pokeLorentz(Ur2Vr2,Urmu2*Vrmu2, mu);
}
typename TwoIndexRep< Nc, Symmetric >::LatticeField Diff_check2 = UVr2 - Ur2Vr2;
std::cout << GridLogMessage << "Group structure SU("<<Nc<<") check difference (Two Index Symmetric): " << norm2(Diff_check2) << std::endl;
// Check correspondence of algebra and group transformations
// Create a random vector
SU<Nc>::LatticeAlgebraVector h_sym(grid);
typename TwoIndexRep< Nc, Symmetric>::LatticeMatrix Ar_sym(grid);
random(gridRNG,h_sym);
h_sym = real(h_sym);
SU_TwoIndex<Nc,Symmetric>::TwoIndexLieAlgebraMatrix(h_sym,Ar_sym);
// Re-extract h_sym
SU<Nc>::LatticeAlgebraVector h_sym2(grid);
SU_TwoIndex< Nc, Symmetric>::projectOnAlgebra(h_sym2, Ar_sym);
SU<Nc>::LatticeAlgebraVector h_diff_sym = h_sym - h_sym2;
std::cout << GridLogMessage << "Projections structure check vector difference (Two Index Symmetric): " << norm2(h_diff_sym) << std::endl;
// Exponentiate
typename TwoIndexRep< Nc, Symmetric>::LatticeMatrix U2iS(grid);
U2iS = expMat(Ar_sym, 1.0, 16);
typename TwoIndexRep< Nc, Symmetric>::LatticeMatrix uno2iS(grid);
uno2iS = 1.0;
// Check matrix U2iS, must be real orthogonal
typename TwoIndexRep< Nc, Symmetric>::LatticeMatrix Ucheck2iS = U2iS - conjugate(U2iS);
std::cout << GridLogMessage << "Reality check: " << norm2(Ucheck2iS)
<< std::endl;
Ucheck2iS = U2iS * adj(U2iS) - uno2iS;
std::cout << GridLogMessage << "orthogonality check 1: " << norm2(Ucheck2iS)
<< std::endl;
Ucheck2iS = adj(U2iS) * U2iS - uno2iS;
std::cout << GridLogMessage << "orthogonality check 2: " << norm2(Ucheck2iS)
<< std::endl;
// Construct the fundamental matrix in the group
SU<Nc>::LatticeMatrix Af_sym(grid);
SU<Nc>::FundamentalLieAlgebraMatrix(h_sym,Af_sym);
SU<Nc>::LatticeMatrix Ufund2(grid);
Ufund2 = expMat(Af_sym, 1.0, 16);
SU<Nc>::LatticeMatrix UnitCheck2(grid);
UnitCheck2 = Ufund2 * adj(Ufund2) - uno_f;
std::cout << GridLogMessage << "unitarity check 1: " << norm2(UnitCheck2)
<< std::endl;
UnitCheck2 = adj(Ufund2) * Ufund2 - uno_f;
std::cout << GridLogMessage << "unitarity check 2: " << norm2(UnitCheck2)
<< std::endl;
// Tranform to the 2Index Sym representation
U = zero; // fill this with only one direction
pokeLorentz(U,Ufund2,0); // the representation transf acts on full gauge fields
TIndexRep.update_representation(U);
Ur2 = TIndexRep.U; // U_r
typename TwoIndexRep< Nc, Symmetric>::LatticeMatrix Ur02 = peekLorentz(Ur2,0); // this should be the same as U2iS
typename TwoIndexRep< Nc, Symmetric>::LatticeMatrix Diff_check_mat2 = Ur02 - U2iS;
std::cout << GridLogMessage << "Projections structure check group difference (Two Index Symmetric): " << norm2(Diff_check_mat2) << std::endl;
if (SU2TwoIndexAntiSymm::Dimension != 1){
std::cout << GridLogMessage << "*********************************************"
<< std::endl;
std::cout << GridLogMessage << "Two Index anti-Symmetric: Check Group Structure"
<< std::endl;
// Testing HMC representation classes
TwoIndexRep< Nc, AntiSymmetric > TIndexRepA(grid);
// Test group structure
// (U_f * V_f)_r = U_r * V_r
LatticeGaugeField U2A(grid), V2A(grid);
SU<Nc>::HotConfiguration<LatticeGaugeField>(gridRNG, U2A);
SU<Nc>::HotConfiguration<LatticeGaugeField>(gridRNG, V2A);
LatticeGaugeField UV2A(grid);
UV2A = zero;
for (int mu = 0; mu < Nd; mu++) {
SU<Nc>::LatticeMatrix Umu2A = peekLorentz(U2,mu);
SU<Nc>::LatticeMatrix Vmu2A = peekLorentz(V2,mu);
pokeLorentz(UV2A,Umu2A*Vmu2A, mu);
}
TIndexRep.update_representation(UV2A);
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeField UVr2A = TIndexRepA.U; // (U_f * V_f)_r
TIndexRep.update_representation(U2A);
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeField Ur2A = TIndexRepA.U; // U_r
TIndexRep.update_representation(V2A);
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeField Vr2A = TIndexRepA.U; // V_r
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeField Ur2Vr2A(grid);
Ur2Vr2A = zero;
for (int mu = 0; mu < Nd; mu++) {
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeMatrix Urmu2A = peekLorentz(Ur2A,mu);
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeMatrix Vrmu2A = peekLorentz(Vr2A,mu);
pokeLorentz(Ur2Vr2A,Urmu2A*Vrmu2A, mu);
}
typename TwoIndexRep< Nc, AntiSymmetric >::LatticeField Diff_check2A = UVr2A - Ur2Vr2A;
std::cout << GridLogMessage << "Group structure SU("<<Nc<<") check difference (Two Index anti-Symmetric): " << norm2(Diff_check2A) << std::endl;
// Check correspondence of algebra and group transformations
// Create a random vector
SU<Nc>::LatticeAlgebraVector h_Asym(grid);
typename TwoIndexRep< Nc, AntiSymmetric>::LatticeMatrix Ar_Asym(grid);
random(gridRNG,h_Asym);
h_Asym = real(h_Asym);
SU_TwoIndex< Nc, AntiSymmetric>::TwoIndexLieAlgebraMatrix(h_Asym,Ar_Asym);
// Re-extract h_sym
SU<Nc>::LatticeAlgebraVector h_Asym2(grid);
SU_TwoIndex< Nc, AntiSymmetric>::projectOnAlgebra(h_Asym2, Ar_Asym);
SU<Nc>::LatticeAlgebraVector h_diff_Asym = h_Asym - h_Asym2;
std::cout << GridLogMessage << "Projections structure check vector difference (Two Index anti-Symmetric): " << norm2(h_diff_Asym) << std::endl;
// Exponentiate
typename TwoIndexRep< Nc, AntiSymmetric>::LatticeMatrix U2iAS(grid);
U2iAS = expMat(Ar_Asym, 1.0, 16);
typename TwoIndexRep< Nc, AntiSymmetric>::LatticeMatrix uno2iAS(grid);
uno2iAS = 1.0;
// Check matrix U2iS, must be real orthogonal
typename TwoIndexRep< Nc, AntiSymmetric>::LatticeMatrix Ucheck2iAS = U2iAS - conjugate(U2iAS);
std::cout << GridLogMessage << "Reality check: " << norm2(Ucheck2iAS)
<< std::endl;
Ucheck2iAS = U2iAS * adj(U2iAS) - uno2iAS;
std::cout << GridLogMessage << "orthogonality check 1: " << norm2(Ucheck2iAS)
<< std::endl;
Ucheck2iAS = adj(U2iAS) * U2iAS - uno2iAS;
std::cout << GridLogMessage << "orthogonality check 2: " << norm2(Ucheck2iAS)
<< std::endl;
// Construct the fundamental matrix in the group
SU<Nc>::LatticeMatrix Af_Asym(grid);
SU<Nc>::FundamentalLieAlgebraMatrix(h_Asym,Af_Asym);
SU<Nc>::LatticeMatrix Ufund2A(grid);
Ufund2A = expMat(Af_Asym, 1.0, 16);
SU<Nc>::LatticeMatrix UnitCheck2A(grid);
UnitCheck2A = Ufund2A * adj(Ufund2A) - uno_f;
std::cout << GridLogMessage << "unitarity check 1: " << norm2(UnitCheck2A)
<< std::endl;
UnitCheck2A = adj(Ufund2A) * Ufund2A - uno_f;
std::cout << GridLogMessage << "unitarity check 2: " << norm2(UnitCheck2A)
<< std::endl;
// Tranform to the 2Index Sym representation
U = zero; // fill this with only one direction
pokeLorentz(U,Ufund2A,0); // the representation transf acts on full gauge fields
TIndexRepA.update_representation(U);
Ur2A = TIndexRepA.U; // U_r
typename TwoIndexRep< Nc, AntiSymmetric>::LatticeMatrix Ur02A = peekLorentz(Ur2A,0); // this should be the same as U2iS
typename TwoIndexRep< Nc, AntiSymmetric>::LatticeMatrix Diff_check_mat2A = Ur02A - U2iAS;
std::cout << GridLogMessage << "Projections structure check group difference (Two Index anti-Symmetric): " << norm2(Diff_check_mat2A) << std::endl;
} else {
std::cout << GridLogMessage << "Skipping Two Index anti-Symmetric tests "
"because representation is trivial (dim = 1)"
<< std::endl;
}
Grid_finalize();
}

10
tests/hmc/Make.inc
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@@ -1,5 +1,5 @@
tests: Test_hmc_EODWFRatio Test_hmc_EODWFRatio_Gparity Test_hmc_EOWilsonFermionGauge Test_hmc_EOWilsonRatio Test_hmc_GparityIwasakiGauge Test_hmc_GparityWilsonGauge Test_hmc_IwasakiGauge Test_hmc_RectGauge Test_hmc_WilsonAdjointFermionGauge Test_hmc_WilsonFermionGauge Test_hmc_WilsonGauge Test_hmc_WilsonRatio Test_multishift_sqrt Test_remez Test_rhmc_EOWilson1p1 Test_rhmc_EOWilsonRatio Test_rhmc_Wilson1p1 Test_rhmc_WilsonRatio
EXTRA_PROGRAMS = Test_hmc_EODWFRatio Test_hmc_EODWFRatio_Gparity Test_hmc_EOWilsonFermionGauge Test_hmc_EOWilsonRatio Test_hmc_GparityIwasakiGauge Test_hmc_GparityWilsonGauge Test_hmc_IwasakiGauge Test_hmc_RectGauge Test_hmc_WilsonAdjointFermionGauge Test_hmc_WilsonFermionGauge Test_hmc_WilsonGauge Test_hmc_WilsonRatio Test_multishift_sqrt Test_remez Test_rhmc_EOWilson1p1 Test_rhmc_EOWilsonRatio Test_rhmc_Wilson1p1 Test_rhmc_WilsonRatio
tests: Test_hmc_EODWFRatio Test_hmc_EODWFRatio_Gparity Test_hmc_EOWilsonFermionGauge Test_hmc_EOWilsonRatio Test_hmc_GparityIwasakiGauge Test_hmc_GparityWilsonGauge Test_hmc_IwasakiGauge Test_hmc_RectGauge Test_hmc_WilsonAdjointFermionGauge Test_hmc_WilsonFermionGauge Test_hmc_WilsonGauge Test_hmc_WilsonMixedRepresentationsFermionGauge Test_hmc_WilsonRatio Test_hmc_WilsonTwoIndexSymmetricFermionGauge Test_multishift_sqrt Test_remez Test_rhmc_EOWilson1p1 Test_rhmc_EOWilsonRatio Test_rhmc_Wilson1p1 Test_rhmc_WilsonRatio
EXTRA_PROGRAMS = Test_hmc_EODWFRatio Test_hmc_EODWFRatio_Gparity Test_hmc_EOWilsonFermionGauge Test_hmc_EOWilsonRatio Test_hmc_GparityIwasakiGauge Test_hmc_GparityWilsonGauge Test_hmc_IwasakiGauge Test_hmc_RectGauge Test_hmc_WilsonAdjointFermionGauge Test_hmc_WilsonFermionGauge Test_hmc_WilsonGauge Test_hmc_WilsonMixedRepresentationsFermionGauge Test_hmc_WilsonRatio Test_hmc_WilsonTwoIndexSymmetricFermionGauge Test_multishift_sqrt Test_remez Test_rhmc_EOWilson1p1 Test_rhmc_EOWilsonRatio Test_rhmc_Wilson1p1 Test_rhmc_WilsonRatio
Test_hmc_EODWFRatio_SOURCES=Test_hmc_EODWFRatio.cc
Test_hmc_EODWFRatio_LDADD=-lGrid
@@ -34,9 +34,15 @@ Test_hmc_WilsonFermionGauge_LDADD=-lGrid
Test_hmc_WilsonGauge_SOURCES=Test_hmc_WilsonGauge.cc
Test_hmc_WilsonGauge_LDADD=-lGrid
Test_hmc_WilsonMixedRepresentationsFermionGauge_SOURCES=Test_hmc_WilsonMixedRepresentationsFermionGauge.cc
Test_hmc_WilsonMixedRepresentationsFermionGauge_LDADD=-lGrid
Test_hmc_WilsonRatio_SOURCES=Test_hmc_WilsonRatio.cc
Test_hmc_WilsonRatio_LDADD=-lGrid
Test_hmc_WilsonTwoIndexSymmetricFermionGauge_SOURCES=Test_hmc_WilsonTwoIndexSymmetricFermionGauge.cc
Test_hmc_WilsonTwoIndexSymmetricFermionGauge_LDADD=-lGrid
Test_multishift_sqrt_SOURCES=Test_multishift_sqrt.cc
Test_multishift_sqrt_LDADD=-lGrid

113
tests/hmc/Test_hmc_WilsonMixedRepresentationsFermionGauge.cc Normal file
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@@ -0,0 +1,113 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_hmc_WilsonAdjointFermionGauge.cc
Copyright (C) 2015
Author: Peter Boyle <pabobyle@ph.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 */
#include "Grid/Grid.h"
using namespace std;
using namespace Grid;
using namespace Grid::QCD;
namespace Grid {
namespace QCD {
// Here change the allowed (higher) representations
typedef Representations< FundamentalRepresentation, AdjointRepresentation , TwoIndexSymmetricRepresentation> TheRepresentations;
class HmcRunner : public NerscHmcRunnerHirep< TheRepresentations > {
public:
void BuildTheAction(int argc, char **argv)
{
typedef WilsonAdjImplR AdjImplPolicy; // gauge field implemetation for the pseudofermions
typedef WilsonAdjFermionR AdjFermionAction; // type of lattice fermions (Wilson, DW, ...)
typedef WilsonTwoIndexSymmetricImplR SymmImplPolicy;
typedef WilsonTwoIndexSymmetricFermionR SymmFermionAction;
typedef typename AdjFermionAction::FermionField AdjFermionField;
typedef typename SymmFermionAction::FermionField SymmFermionField;
UGrid = SpaceTimeGrid::makeFourDimGrid(
GridDefaultLatt(), GridDefaultSimd(Nd, vComplex::Nsimd()),
GridDefaultMpi());
UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
FGrid = UGrid;
FrbGrid = UrbGrid;
// temporarily need a gauge field
//LatticeGaugeField U(UGrid);
AdjointRepresentation::LatticeField UA(UGrid);
TwoIndexSymmetricRepresentation::LatticeField US(UGrid);
// Gauge action
WilsonGaugeActionR Waction(2.25);
Real adjoint_mass = -0.1;
Real symm_mass = -0.5;
AdjFermionAction AdjFermOp(UA, *FGrid, *FrbGrid, adjoint_mass);
SymmFermionAction SymmFermOp(US, *FGrid, *FrbGrid, symm_mass);
ConjugateGradient<AdjFermionField> CG_adj(1.0e-8, 10000, false);
ConjugateGradient<SymmFermionField> CG_symm(1.0e-8, 10000, false);
// Pass two solvers: one for the force computation and one for the action
TwoFlavourPseudoFermionAction<AdjImplPolicy> Nf2_Adj(AdjFermOp, CG_adj, CG_adj);
TwoFlavourPseudoFermionAction<SymmImplPolicy> Nf2_Symm(SymmFermOp, CG_symm, CG_symm);
// Collect actions
ActionLevelHirep<LatticeGaugeField, TheRepresentations > Level1(1);
Level1.push_back(&Nf2_Adj);
Level1.push_back(&Nf2_Symm);
ActionLevelHirep<LatticeGaugeField, TheRepresentations > Level2(4);
Level2.push_back(&Waction);
TheAction.push_back(Level1);
TheAction.push_back(Level2);
Run(argc, argv);
};
};
}
}
int main(int argc, char **argv) {
Grid_init(&argc, &argv);
int threads = GridThread::GetThreads();
std::cout << GridLogMessage << "Grid is setup to use " << threads
<< " threads" << std::endl;
HmcRunner TheHMC;
TheHMC.BuildTheAction(argc, argv);
}

103
tests/hmc/Test_hmc_WilsonTwoIndexSymmetricFermionGauge.cc Normal file
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/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/Test_hmc_WilsonAdjointFermionGauge.cc
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 */
#include "Grid/Grid.h"
using namespace std;
using namespace Grid;
using namespace Grid::QCD;
namespace Grid {
namespace QCD {
// Here change the allowed (higher) representations
typedef Representations< FundamentalRepresentation, TwoIndexSymmetricRepresentation > TheRepresentations;
class HmcRunner : public NerscHmcRunnerHirep< TheRepresentations > {
public:
void BuildTheAction(int argc, char **argv)
{
typedef WilsonTwoIndexSymmetricImplR ImplPolicy; // gauge field implemetation for the pseudofermions
typedef WilsonTwoIndexSymmetricFermionR FermionAction; // type of lattice fermions (Wilson, DW, ...)
typedef typename FermionAction::FermionField FermionField;
UGrid = SpaceTimeGrid::makeFourDimGrid(
GridDefaultLatt(), GridDefaultSimd(Nd, vComplex::Nsimd()),
GridDefaultMpi());
UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
FGrid = UGrid;
FrbGrid = UrbGrid;
// temporarily need a gauge field
TwoIndexSymmetricRepresentation::LatticeField U(UGrid);
// Gauge action
WilsonGaugeActionR Waction(2.0);
Real mass = -0.0;
FermionAction FermOp(U, *FGrid, *FrbGrid, mass);
ConjugateGradient<FermionField> CG(1.0e-8, 10000, false);
// Pass two solvers: one for the force computation and one for the action
TwoFlavourPseudoFermionAction<ImplPolicy> Nf2(FermOp, CG, CG);
// Set smearing (true/false), default: false
Nf2.is_smeared = false;
// Collect actions
ActionLevelHirep<LatticeGaugeField, TheRepresentations > Level1(1);
Level1.push_back(&Nf2);
ActionLevelHirep<LatticeGaugeField, TheRepresentations > Level2(4);
Level2.push_back(&Waction);
TheAction.push_back(Level1);
TheAction.push_back(Level2);
Run(argc, argv);
};
};
}
}
int main(int argc, char **argv) {
Grid_init(&argc, &argv);
int threads = GridThread::GetThreads();
std::cout << GridLogMessage << "Grid is setup to use " << threads
<< " threads" << std::endl;
HmcRunner TheHMC;
TheHMC.BuildTheAction(argc, argv);
}