mirror of
https://github.com/paboyle/Grid.git
synced 2025-11-03 05:24:32 +00:00
Conjugate residual algorithm; some more unary functions
This commit is contained in:
Peter Boyle
@@ -1,5 +1,5 @@
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bin_PROGRAMS = Test_GaugeAction Test_cayley_cg Test_cayley_even_odd Test_contfrac_cg Test_contfrac_even_odd Test_cshift Test_cshift_red_black Test_dwf_cg_prec Test_dwf_cg_schur Test_dwf_cg_unprec Test_dwf_even_odd Test_gamma Test_main Test_nersc_io Test_remez Test_rng Test_rng_fixed Test_simd Test_stencil Test_wilson_cg_prec Test_wilson_cg_schur Test_wilson_cg_unprec Test_wilson_even_odd
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bin_PROGRAMS = Test_GaugeAction Test_cayley_cg Test_cayley_coarsen_support Test_cayley_even_odd Test_cf_coarsen_support Test_cf_cr_unprec Test_contfrac_cg Test_contfrac_even_odd Test_cshift Test_cshift_red_black Test_dwf_cg_prec Test_dwf_cg_schur Test_dwf_cg_unprec Test_dwf_cr_unprec Test_dwf_even_odd Test_gamma Test_main Test_nersc_io Test_remez Test_rng Test_rng_fixed Test_simd Test_stencil Test_wilson_cg_prec Test_wilson_cg_schur Test_wilson_cg_unprec Test_wilson_cr_unprec Test_wilson_even_odd
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Test_GaugeAction_SOURCES=Test_GaugeAction.cc
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@@ -10,10 +10,18 @@ Test_cayley_cg_SOURCES=Test_cayley_cg.cc
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Test_cayley_cg_LDADD=-lGrid
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Test_cayley_coarsen_support_SOURCES=Test_cayley_coarsen_support.cc
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Test_cayley_coarsen_support_LDADD=-lGrid
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Test_cayley_even_odd_SOURCES=Test_cayley_even_odd.cc
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Test_cayley_even_odd_LDADD=-lGrid
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Test_cf_coarsen_support_SOURCES=Test_cf_coarsen_support.cc
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Test_cf_coarsen_support_LDADD=-lGrid
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Test_cf_cr_unprec_SOURCES=Test_cf_cr_unprec.cc
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Test_cf_cr_unprec_LDADD=-lGrid
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@@ -115,7 +115,7 @@ int main (int argc, char ** argv)
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Complex l = TensorRemove(Tl);
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std::cout << "calculated link trace " <<l*LinkTraceScale<<std::endl;
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sumBlocks(cPlaq,Plaq);
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blockSum(cPlaq,Plaq);
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TComplex TcP = sum(cPlaq);
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Complex ll= TensorRemove(TcP);
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std::cout << "coarsened plaquettes sum to " <<ll*PlaqScale<<std::endl;
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108
tests/Test_cayley_coarsen_support.cc
Normal file
108
tests/Test_cayley_coarsen_support.cc
Normal file
@@ -0,0 +1,108 @@
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#include <Grid.h>
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using namespace std;
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using namespace Grid;
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using namespace Grid::QCD;
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template<class d>
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struct scal {
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d internal;
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};
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Gamma::GammaMatrix Gmu [] = {
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Gamma::GammaX,
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Gamma::GammaY,
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Gamma::GammaZ,
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Gamma::GammaT
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};
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int main (int argc, char ** argv)
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{
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Grid_init(&argc,&argv);
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const int Ls=8;
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
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GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
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GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
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// Construct a coarsened grid
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std::vector<int> clatt = GridDefaultLatt();
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for(int d=0;d<clatt.size();d++){
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clatt[d] = clatt[d]/2;
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}
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GridCartesian *Coarse4d = SpaceTimeGrid::makeFourDimGrid(clatt, GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());;
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GridCartesian *Coarse5d = SpaceTimeGrid::makeFiveDimGrid(1,Coarse4d);
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std::vector<int> seeds4({1,2,3,4});
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std::vector<int> seeds5({5,6,7,8});
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GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
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GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
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LatticeFermion src(FGrid); random(RNG5,src);
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LatticeFermion result(FGrid); result=zero;
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LatticeFermion ref(FGrid); ref=zero;
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LatticeFermion tmp(FGrid);
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LatticeFermion err(FGrid);
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LatticeGaugeField Umu(UGrid); random(RNG4,Umu);
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std::vector<LatticeColourMatrix> U(4,UGrid);
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for(int mu=0;mu<Nd;mu++){
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U[mu] = peekIndex<LorentzIndex>(Umu,mu);
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}
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RealD mass=0.5;
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RealD M5=1.8;
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DomainWallFermion Ddwf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
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Gamma5HermitianLinearOperator<DomainWallFermion,LatticeFermion> HermIndefOp(Ddwf);
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HermIndefOp.Op(src,ref);
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HermIndefOp.OpDiag(src,result);
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for(int d=0;d<4;d++){
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HermIndefOp.OpDir(src,tmp,d,+1); result=result+tmp;
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std::cout<<"dir "<<d<<" tmp "<<norm2(tmp)<<std::endl;
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HermIndefOp.OpDir(src,tmp,d,-1); result=result+tmp;
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std::cout<<"dir "<<d<<" tmp "<<norm2(tmp)<<std::endl;
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}
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err = result-ref;
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std::cout<<"Error "<<norm2(err)<<std::endl;
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const int nbasis = 8;
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std::vector<LatticeFermion> subspace(nbasis,FGrid);
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for(int b=0;b<nbasis;b++){
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random(RNG5,subspace[b]);
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}
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std::cout << "Computed randoms"<< std::endl;
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CoarsenedMatrix<vSpinColourVector,vTComplex,nbasis> LittleDiracOp(*Coarse5d);
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LittleDiracOp.CoarsenOperator(FGrid,HermIndefOp,subspace);
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typedef Lattice<iVector<vComplex,nbasis > > coarse_vec;
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coarse_vec c_src (Coarse5d); c_src= zero;
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coarse_vec c_res (Coarse5d);
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Complex one(1.0);
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c_src = one; // 1 in every element for vector 1.
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// TODO
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// -- promote from subspace, check we get the vector we wanted
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// -- apply ldop; check we get the same as inner product of M times big vec
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// -- pick blocks one by one. Evaluate matrix elements.
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std::cout << "Multiplying by LittleDiracOp "<< std::endl;
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LittleDiracOp.M(c_src,c_res);
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std::cout << "Done "<< std::endl;
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Grid_finalize();
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}
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87
tests/Test_cf_coarsen_support.cc
Normal file
87
tests/Test_cf_coarsen_support.cc
Normal file
@@ -0,0 +1,87 @@
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#include <Grid.h>
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using namespace std;
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using namespace Grid;
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using namespace Grid::QCD;
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template<class d>
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struct scal {
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d internal;
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};
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Gamma::GammaMatrix Gmu [] = {
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Gamma::GammaX,
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Gamma::GammaY,
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Gamma::GammaZ,
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Gamma::GammaT
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};
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int main (int argc, char ** argv)
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{
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Grid_init(&argc,&argv);
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const int Ls=9;
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
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GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
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GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
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std::vector<int> seeds4({1,2,3,4});
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std::vector<int> seeds5({5,6,7,8});
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GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
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GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
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LatticeFermion src(FGrid); random(RNG5,src);
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LatticeFermion result(FGrid); result=zero;
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LatticeFermion ref(FGrid); ref=zero;
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LatticeFermion tmp(FGrid);
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LatticeFermion err(FGrid);
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LatticeGaugeField Umu(UGrid); random(RNG4,Umu);
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std::vector<LatticeColourMatrix> U(4,UGrid);
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for(int mu=0;mu<Nd;mu++){
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U[mu] = peekIndex<LorentzIndex>(Umu,mu);
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}
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RealD mass=0.1;
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RealD M5=1.8;
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{
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OverlapWilsonContFracTanhFermion Dcf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5,1.0);
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HermitianLinearOperator<OverlapWilsonContFracTanhFermion,LatticeFermion> HermIndefOp(Dcf);
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HermIndefOp.Op(src,ref);
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HermIndefOp.OpDiag(src,result);
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for(int d=0;d<4;d++){
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HermIndefOp.OpDir(src,tmp,d,+1); result=result+tmp;
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std::cout<<"dir "<<d<<" tmp "<<norm2(tmp)<<std::endl;
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HermIndefOp.OpDir(src,tmp,d,-1); result=result+tmp;
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std::cout<<"dir "<<d<<" tmp "<<norm2(tmp)<<std::endl;
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}
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err = result-ref;
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std::cout<<"Error "<<norm2(err)<<std::endl;
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}
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{
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OverlapWilsonPartialFractionTanhFermion Dpf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5,1.0);
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HermitianLinearOperator<OverlapWilsonPartialFractionTanhFermion,LatticeFermion> HermIndefOp(Dpf);
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HermIndefOp.Op(src,ref);
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HermIndefOp.OpDiag(src,result);
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for(int d=0;d<4;d++){
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HermIndefOp.OpDir(src,tmp,d,+1); result=result+tmp;
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std::cout<<"dir "<<d<<" tmp "<<norm2(tmp)<<std::endl;
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HermIndefOp.OpDir(src,tmp,d,-1); result=result+tmp;
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std::cout<<"dir "<<d<<" tmp "<<norm2(tmp)<<std::endl;
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}
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err = result-ref;
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std::cout<<"Error "<<norm2(err)<<std::endl;
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}
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Grid_finalize();
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}
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58
tests/Test_cf_cr_unprec.cc
Normal file
58
tests/Test_cf_cr_unprec.cc
Normal file
@@ -0,0 +1,58 @@
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#include <Grid.h>
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using namespace std;
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using namespace Grid;
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using namespace Grid::QCD;
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template<class d>
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struct scal {
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d internal;
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};
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Gamma::GammaMatrix Gmu [] = {
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Gamma::GammaX,
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Gamma::GammaY,
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Gamma::GammaZ,
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Gamma::GammaT
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};
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int main (int argc, char ** argv)
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{
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Grid_init(&argc,&argv);
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const int Ls=9;
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
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GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
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GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
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std::vector<int> seeds4({1,2,3,4});
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std::vector<int> seeds5({5,6,7,8});
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GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
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GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
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LatticeFermion src(FGrid); random(RNG5,src);
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LatticeFermion result(FGrid); result=zero;
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LatticeGaugeField Umu(UGrid); random(RNG4,Umu);
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std::vector<LatticeColourMatrix> U(4,UGrid);
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for(int mu=0;mu<Nd;mu++){
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U[mu] = peekIndex<LorentzIndex>(Umu,mu);
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}
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RealD mass=0.1;
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RealD M5=1.8;
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OverlapWilsonContFracTanhFermion Dcf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5,1.0);
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ConjugateResidual<LatticeFermion> MCR(1.0e-8,10000);
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MdagMLinearOperator<OverlapWilsonContFracTanhFermion,LatticeFermion> HermPosDefOp(Dcf);
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MCR(HermPosDefOp,src,result);
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HermitianLinearOperator<OverlapWilsonContFracTanhFermion,LatticeFermion> HermIndefOp(Dcf);
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MCR(HermIndefOp,src,result);
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Grid_finalize();
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}
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63
tests/Test_dwf_cr_unprec.cc
Normal file
63
tests/Test_dwf_cr_unprec.cc
Normal file
@@ -0,0 +1,63 @@
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#include <Grid.h>
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using namespace std;
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using namespace Grid;
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using namespace Grid::QCD;
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template<class d>
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struct scal {
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d internal;
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};
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Gamma::GammaMatrix Gmu [] = {
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Gamma::GammaX,
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Gamma::GammaY,
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Gamma::GammaZ,
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Gamma::GammaT
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};
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int main (int argc, char ** argv)
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{
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Grid_init(&argc,&argv);
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const int Ls=8;
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplexF::Nsimd()),GridDefaultMpi());
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GridRedBlackCartesian * UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
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GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
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std::vector<int> seeds4({1,2,3,4});
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std::vector<int> seeds5({5,6,7,8});
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GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
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GridParallelRNG RNG4(UGrid); RNG4.SeedFixedIntegers(seeds4);
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LatticeFermion src(FGrid); random(RNG5,src);
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LatticeFermion result(FGrid); result=zero;
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LatticeGaugeField Umu(UGrid); random(RNG4,Umu);
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std::vector<LatticeColourMatrix> U(4,UGrid);
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for(int mu=0;mu<Nd;mu++){
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U[mu] = peekIndex<LorentzIndex>(Umu,mu);
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}
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ConjugateResidual<LatticeFermion> MCR(1.0e-8,10000);
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RealD mass=0.5;
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RealD M5=1.8;
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DomainWallFermion Ddwf(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
|
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|
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MdagMLinearOperator<DomainWallFermion,LatticeFermion> HermOp(Ddwf);
|
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MCR(HermOp,src,result);
|
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|
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Gamma5HermitianLinearOperator<DomainWallFermion,LatticeFermion> g5HermOp(Ddwf);
|
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MCR(g5HermOp,src,result);
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||||
|
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|
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Grid_finalize();
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}
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@@ -83,7 +83,7 @@ int main (int argc, char ** argv)
|
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Complex l = TensorRemove(Tl);
|
||||
std::cout << "calculated link trace " <<l*LinkTraceScale<<std::endl;
|
||||
|
||||
sumBlocks(cPlaq,Plaq);
|
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blockSum(cPlaq,Plaq);
|
||||
TComplex TcP = sum(cPlaq);
|
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Complex ll= TensorRemove(TcP);
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std::cout << "coarsened plaquettes sum to " <<ll*PlaqScale<<std::endl;
|
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|
||||
59
tests/Test_wilson_cr_unprec.cc
Normal file
59
tests/Test_wilson_cr_unprec.cc
Normal file
@@ -0,0 +1,59 @@
|
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#include <Grid.h>
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|
||||
using namespace std;
|
||||
using namespace Grid;
|
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using namespace Grid::QCD;
|
||||
|
||||
template<class d>
|
||||
struct scal {
|
||||
d internal;
|
||||
};
|
||||
|
||||
Gamma::GammaMatrix Gmu [] = {
|
||||
Gamma::GammaX,
|
||||
Gamma::GammaY,
|
||||
Gamma::GammaZ,
|
||||
Gamma::GammaT
|
||||
};
|
||||
|
||||
int main (int argc, char ** argv)
|
||||
{
|
||||
Grid_init(&argc,&argv);
|
||||
|
||||
|
||||
std::vector<int> latt_size = GridDefaultLatt();
|
||||
std::vector<int> simd_layout = GridDefaultSimd(Nd,vComplexF::Nsimd());
|
||||
std::vector<int> mpi_layout = GridDefaultMpi();
|
||||
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
||||
GridRedBlackCartesian RBGrid(latt_size,simd_layout,mpi_layout);
|
||||
|
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std::vector<int> seeds({1,2,3,4});
|
||||
GridParallelRNG pRNG(&Grid); pRNG.SeedFixedIntegers(seeds);
|
||||
|
||||
LatticeFermion src(&Grid); random(pRNG,src);
|
||||
RealD nrm = norm2(src);
|
||||
LatticeFermion result(&Grid); result=zero;
|
||||
LatticeGaugeField Umu(&Grid); random(pRNG,Umu);
|
||||
|
||||
std::vector<LatticeColourMatrix> U(4,&Grid);
|
||||
|
||||
double volume=1;
|
||||
for(int mu=0;mu<Nd;mu++){
|
||||
volume=volume*latt_size[mu];
|
||||
}
|
||||
|
||||
for(int mu=0;mu<Nd;mu++){
|
||||
U[mu] = peekIndex<LorentzIndex>(Umu,mu);
|
||||
}
|
||||
|
||||
RealD mass=0.5;
|
||||
WilsonFermion Dw(Umu,Grid,RBGrid,mass);
|
||||
|
||||
MdagMLinearOperator<WilsonFermion,LatticeFermion> HermOp(Dw);
|
||||
|
||||
ConjugateResidual<LatticeFermion> MCR(1.0e-8,10000);
|
||||
|
||||
MCR(HermOp,src,result);
|
||||
|
||||
Grid_finalize();
|
||||
}
|
||||
Reference in New Issue
Block a user