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Adding HMC test file example for Mobius + smearing
This commit is contained in:
Guido Cossu
parent
3344788fa1
commit
4063238943
@ -1,28 +1,22 @@
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/*************************************************************************************
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/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./benchmarks/Benchmark_dwf.cc
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Copyright (C) 2015
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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Author: paboyle <paboyle@ph.ed.ac.uk>
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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Author: paboyle <paboyle@ph.ed.ac.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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See the full license in the file "LICENSE" in the top level distribution directory
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*************************************************************************************/
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/* END LEGAL */
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@ -37,12 +31,12 @@ struct scal {
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d internal;
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};
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Gamma::Algebra Gmu [] = {
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Gamma::Algebra::GammaX,
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Gamma::Algebra::GammaY,
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Gamma::Algebra::GammaZ,
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Gamma::Algebra::GammaT
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};
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Gamma::Algebra Gmu [] = {
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Gamma::Algebra::GammaX,
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Gamma::Algebra::GammaY,
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Gamma::Algebra::GammaZ,
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Gamma::Algebra::GammaT
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};
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typedef WilsonFermion5D<DomainWallVec5dImplR> WilsonFermion5DR;
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typedef WilsonFermion5D<DomainWallVec5dImplF> WilsonFermion5DF;
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@ -51,24 +45,24 @@ typedef WilsonFermion5D<DomainWallVec5dImplD> WilsonFermion5DD;
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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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int threads = GridThread::GetThreads();
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std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
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std::vector<int> latt4 = GridDefaultLatt();
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const int Ls=16;
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GridCartesian * UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplex::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::cout << GridLogMessage << "Making s innermost grids"<<std::endl;
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GridCartesian * sUGrid = SpaceTimeGrid::makeFourDimDWFGrid(GridDefaultLatt(),GridDefaultMpi());
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GridRedBlackCartesian * sUrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(sUGrid);
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GridCartesian * sFGrid = SpaceTimeGrid::makeFiveDimDWFGrid(Ls,UGrid);
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GridRedBlackCartesian * sFrbGrid = SpaceTimeGrid::makeFiveDimDWFRedBlackGrid(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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@ -77,7 +71,7 @@ int main (int argc, char ** argv)
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std::cout << GridLogMessage << "Initialising 5d RNG" << std::endl;
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GridParallelRNG RNG5(FGrid); RNG5.SeedFixedIntegers(seeds5);
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std::cout << GridLogMessage << "Initialised RNGs" << std::endl;
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LatticeFermion src (FGrid); random(RNG5,src);
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#if 0
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src = zero;
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@ -93,14 +87,13 @@ int main (int argc, char ** argv)
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RealD N2 = 1.0/::sqrt(norm2(src));
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src = src*N2;
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#endif
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LatticeFermion result(FGrid); result=zero;
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LatticeFermion ref(FGrid); ref=zero;
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LatticeFermion refDag(FGrid); refDag=zero;
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LatticeFermion tmp(FGrid);
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LatticeFermion err(FGrid);
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std::cout << GridLogMessage << "Drawing gauge field" << std::endl;
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LatticeGaugeField Umu(UGrid);
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SU3::HotConfiguration(RNG4,Umu);
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@ -116,7 +109,7 @@ int main (int argc, char ** argv)
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}
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std::cout << GridLogMessage << "Forced to diagonal " << std::endl;
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#endif
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////////////////////////////////////
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// Naive wilson implementation
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////////////////////////////////////
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@ -132,27 +125,27 @@ int main (int argc, char ** argv)
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U[mu] = PeekIndex<LorentzIndex>(Umu5d,mu);
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}
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std::cout << GridLogMessage << "Setting up Cshift based reference " << std::endl;
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if (1)
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{
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ref = zero;
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for(int mu=0;mu<Nd;mu++){
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tmp = U[mu]*Cshift(src,mu+1,1);
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ref=ref + tmp - Gamma(Gmu[mu])*tmp;
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tmp =adj(U[mu])*src;
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tmp =Cshift(tmp,mu+1,-1);
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ref=ref + tmp + Gamma(Gmu[mu])*tmp;
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}
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ref = -0.5*ref;
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{
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ref = zero;
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for(int mu=0;mu<Nd;mu++){
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tmp = U[mu]*Cshift(src,mu+1,1);
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ref=ref + tmp - Gamma(Gmu[mu])*tmp;
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tmp =adj(U[mu])*src;
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tmp =Cshift(tmp,mu+1,-1);
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ref=ref + tmp + Gamma(Gmu[mu])*tmp;
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}
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ref = -0.5*ref;
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}
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RealD mass=0.1;
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RealD M5 =1.8;
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RealD NP = UGrid->_Nprocessors;
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std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
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std::cout << GridLogMessage<< "* Kernel options --dslash-generic, --dslash-unroll, --dslash-asm" <<std::endl;
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std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
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@ -167,7 +160,6 @@ int main (int argc, char ** argv)
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std::cout << GridLogMessage<< "*****************************************************************" <<std::endl;
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DomainWallFermionR Dw(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
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int ncall =1000;
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if (1) {
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FGrid->Barrier();
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@ -185,7 +177,7 @@ int main (int argc, char ** argv)
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double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
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double flops=1344*volume*ncall;
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std::cout<<GridLogMessage << "Called Dw "<<ncall<<" times in "<<t1-t0<<" us"<<std::endl;
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// std::cout<<GridLogMessage << "norm result "<< norm2(result)<<std::endl;
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// std::cout<<GridLogMessage << "norm ref "<< norm2(ref)<<std::endl;
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@ -193,22 +185,20 @@ int main (int argc, char ** argv)
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std::cout<<GridLogMessage << "mflop/s per rank = "<< flops/(t1-t0)/NP<<std::endl;
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err = ref-result;
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std::cout<<GridLogMessage << "norm diff "<< norm2(err)<<std::endl;
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/*
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if(( norm2(err)>1.0e-4) ) {
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if(( norm2(err)>1.0e-4) ) {
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std::cout << "RESULT\n " << result<<std::endl;
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std::cout << "REF \n " << ref <<std::endl;
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std::cout << "ERR \n " << err <<std::endl;
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FGrid->Barrier();
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exit(-1);
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}
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}
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*/
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assert (norm2(err)< 1.0e-4 );
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Dw.Report();
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}
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DomainWallFermionRL DwH(Umu,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
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if (1) {
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FGrid->Barrier();
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@ -248,14 +238,14 @@ int main (int argc, char ** argv)
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if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptHandUnroll) std::cout << GridLogMessage<< "* Using Nc=3 WilsonKernels" <<std::endl;
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if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptInlineAsm ) std::cout << GridLogMessage<< "* Using Asm Nc=3 WilsonKernels" <<std::endl;
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std::cout << GridLogMessage<< "*********************************************************" <<std::endl;
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typedef WilsonFermion5D<DomainWallVec5dImplR> WilsonFermion5DR;
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LatticeFermion ssrc(sFGrid);
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LatticeFermion sref(sFGrid);
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LatticeFermion sresult(sFGrid);
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WilsonFermion5DR sDw(Umu,*sFGrid,*sFrbGrid,*sUGrid,*sUrbGrid,M5);
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localConvert(src,ssrc);
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std::cout<<GridLogMessage<< "src norms "<< norm2(src)<<" " <<norm2(ssrc)<<std::endl;
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FGrid->Barrier();
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@ -271,11 +261,11 @@ int main (int argc, char ** argv)
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FGrid->Barrier();
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double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
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double flops=1344*volume*ncall;
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std::cout<<GridLogMessage << "Called Dw s_inner "<<ncall<<" times in "<<t1-t0<<" us"<<std::endl;
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std::cout<<GridLogMessage << "mflop/s = "<< flops/(t1-t0)<<std::endl;
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std::cout<<GridLogMessage << "mflop/s per rank = "<< flops/(t1-t0)/NP<<std::endl;
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std::cout<<GridLogMessage<< "res norms "<< norm2(result)<<" " <<norm2(sresult)<<std::endl;
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// std::cout<<GridLogMessage<< "res norms "<< norm2(result)<<" " <<norm2(sresult)<<std::endl;
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sDw.Report();
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RealD sum=0;
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@ -288,6 +278,7 @@ int main (int argc, char ** argv)
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std::cout<< "sD REF\n " <<ref << std::endl;
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std::cout<< "sD ERR \n " <<err <<std::endl;
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}
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// assert(sum < 1.0e-4);
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err=zero;
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localConvert(sresult,err);
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@ -300,23 +291,6 @@ int main (int argc, char ** argv)
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}
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assert(sum < 1.0e-4);
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// Check Dag
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std::cout << GridLogMessage << "Compare WilsonFermion5D<DomainWallVec5dImplR>::Dhop to naive wilson implementation Dag to verify correctness" << std::endl;
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sDw.Dhop(ssrc,sresult,1);
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err=zero;
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localConvert(sresult,err);
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err = err - refDag;
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sum = norm2(err);
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std::cout<<GridLogMessage<<" difference between normal dag ref and simd is "<<sum<<std::endl;
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if(sum > 1.0e-4 ){
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std::cout<< "sD REF\n " <<result << std::endl;
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std::cout<< "sD ERR \n " << err <<std::endl;
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}
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assert(sum < 1.0e-4);
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if(1){
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std::cout << GridLogMessage<< "*********************************************************" <<std::endl;
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std::cout << GridLogMessage<< "* Benchmarking WilsonFermion5D<DomainWallVec5dImplR>::DhopEO "<<std::endl;
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@ -330,58 +304,56 @@ int main (int argc, char ** argv)
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if ( WilsonKernelsStatic::Opt == WilsonKernelsStatic::OptInlineAsm )
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std::cout << GridLogMessage<< "* Using Asm Nc=3 WilsonKernels" <<std::endl;
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std::cout << GridLogMessage<< "*********************************************************" <<std::endl;
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LatticeFermion sr_eo(sFGrid);
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LatticeFermion ssrc_e (sFrbGrid);
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LatticeFermion ssrc_o (sFrbGrid);
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LatticeFermion sr_e (sFrbGrid);
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LatticeFermion sr_o (sFrbGrid);
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pickCheckerboard(Even,ssrc_e,ssrc);
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pickCheckerboard(Odd,ssrc_o,ssrc);
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// setCheckerboard(sr_eo,ssrc_o);
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// setCheckerboard(sr_eo,ssrc_e);
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sr_e = zero;
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sr_o = zero;
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FGrid->Barrier();
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sDw.DhopEO(ssrc_o, sr_e, DaggerNo);
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sDw.ZeroCounters();
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// sDw.stat.init("DhopEO");
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double t0=usecond();
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for (int i = 0; i < ncall; i++) {
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sDw.DhopEO(ssrc_o, sr_e, DaggerNo);
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sDw.DhopEO(ssrc_o, sr_e, DaggerNo);
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}
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double t1=usecond();
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FGrid->Barrier();
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// sDw.stat.print();
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double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
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double flops=(1344.0*volume*ncall)/2;
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std::cout<<GridLogMessage << "sDeo mflop/s = "<< flops/(t1-t0)<<std::endl;
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std::cout<<GridLogMessage << "sDeo mflop/s per rank "<< flops/(t1-t0)/NP<<std::endl;
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sDw.Report();
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sDw.DhopEO(ssrc_o,sr_e,DaggerNo);
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sDw.DhopOE(ssrc_e,sr_o,DaggerNo);
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sDw.Dhop (ssrc ,sresult,DaggerNo);
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pickCheckerboard(Even,ssrc_e,sresult);
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pickCheckerboard(Odd ,ssrc_o,sresult);
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// Check even part
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ssrc_e = ssrc_e - sr_e;
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RealD error = norm2(ssrc_e);
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std::cout<<GridLogMessage << "sE norm diff "<< norm2(ssrc_e)<< " vec nrm: "<<norm2(sr_e) <<std::endl;
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std::cout<<GridLogMessage << "sE norm diff "<< norm2(ssrc_e)<< " vec nrm"<<norm2(sr_e) <<std::endl;
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// Check odd part
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ssrc_o = ssrc_o - sr_o;
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error+= norm2(ssrc_o);
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std::cout<<GridLogMessage << "sO norm diff "<< norm2(ssrc_o)<< " vec nrm: "<<norm2(sr_o) <<std::endl;
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std::cout<<GridLogMessage << "sO norm diff "<< norm2(ssrc_o)<< " vec nrm"<<norm2(sr_o) <<std::endl;
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if(error>1.0e-4) {
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if(( error>1.0e-4) ) {
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setCheckerboard(ssrc,ssrc_o);
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setCheckerboard(ssrc,ssrc_e);
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std::cout<< "DIFF\n " <<ssrc << std::endl;
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@ -391,43 +363,20 @@ int main (int argc, char ** argv)
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std::cout<< "RESULT\n " <<sresult<< std::endl;
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}
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assert(error<1.0e-4);
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// Check the dag
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std::cout << GridLogMessage << "Compare WilsonFermion5D<DomainWallVec5dImplR>::DhopEO to Dhop to verify correctness" << std::endl;
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pickCheckerboard(Even,ssrc_e,ssrc);
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pickCheckerboard(Odd,ssrc_o,ssrc);
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sDw.DhopEO(ssrc_o,sr_e,DaggerYes);
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sDw.DhopOE(ssrc_e,sr_o,DaggerYes);
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sDw.Dhop (ssrc ,sresult,DaggerYes);
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pickCheckerboard(Even,ssrc_e,sresult);
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pickCheckerboard(Odd ,ssrc_o,sresult);
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ssrc_e = ssrc_e - sr_e;
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error = norm2(ssrc_e);
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std::cout<<GridLogMessage << "sE norm diff "<< norm2(ssrc_e)<< " vec nrm: "<<norm2(sr_e) <<std::endl;
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ssrc_o = ssrc_o - sr_o;
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error+= norm2(ssrc_o);
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std::cout<<GridLogMessage << "sO norm diff "<< norm2(ssrc_o)<< " vec nrm: "<<norm2(sr_o) <<std::endl;
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if(error>1.0e-4) {
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setCheckerboard(ssrc,ssrc_o);
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setCheckerboard(ssrc,ssrc_e);
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std::cout<< ssrc << std::endl;
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}
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}
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}
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if (1) { // Naive wilson dag implementation
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}
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if (1)
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{ // Naive wilson dag implementation
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ref = zero;
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for(int mu=0;mu<Nd;mu++){
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// ref = src - Gamma(Gamma::Algebra::GammaX)* src ; // 1+gamma_x
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tmp = U[mu]*Cshift(src,mu+1,1);
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for(int i=0;i<ref._odata.size();i++){
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ref._odata[i]+= tmp._odata[i] + Gamma(Gmu[mu])*tmp._odata[i]; ;
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}
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tmp =adj(U[mu])*src;
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tmp =Cshift(tmp,mu+1,-1);
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for(int i=0;i<ref._odata.size();i++){
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@ -436,38 +385,38 @@ int main (int argc, char ** argv)
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}
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ref = -0.5*ref;
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}
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// dump=1;
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Dw.Dhop(src,result,1);
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std::cout << GridLogMessage << "Compare DomainWallFermionR::Dhop to naive wilson implementation Dag to verify correctness" << std::endl;
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std::cout << GridLogMessage << "Compare to naive wilson implementation Dag to verify correctness" << std::endl;
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std::cout<<GridLogMessage << "Called DwDag"<<std::endl;
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std::cout<<GridLogMessage << "norm dag result "<< norm2(result)<<std::endl;
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std::cout<<GridLogMessage << "norm dag ref "<< norm2(ref)<<std::endl;
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err = ref-result;
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std::cout<<GridLogMessage << "norm dag diff "<< norm2(err)<<std::endl;
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if((norm2(err)>1.0e-4)){
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std::cout<< "DAG RESULT\n " <<ref << std::endl;
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std::cout<< "DAG sRESULT\n " <<result << std::endl;
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std::cout<< "DAG ERR \n " << err <<std::endl;
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std::cout<< "DAG RESULT\n " <<ref << std::endl;
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std::cout<< "DAG sRESULT\n " <<result << std::endl;
|
||||
std::cout<< "DAG ERR \n " << err <<std::endl;
|
||||
}
|
||||
LatticeFermion src_e (FrbGrid);
|
||||
LatticeFermion src_o (FrbGrid);
|
||||
LatticeFermion r_e (FrbGrid);
|
||||
LatticeFermion r_o (FrbGrid);
|
||||
LatticeFermion r_eo (FGrid);
|
||||
|
||||
|
||||
|
||||
|
||||
std::cout<<GridLogMessage << "Calling Deo and Doe and //assert Deo+Doe == Dunprec"<<std::endl;
|
||||
pickCheckerboard(Even,src_e,src);
|
||||
pickCheckerboard(Odd,src_o,src);
|
||||
|
||||
|
||||
std::cout<<GridLogMessage << "src_e"<<norm2(src_e)<<std::endl;
|
||||
std::cout<<GridLogMessage << "src_o"<<norm2(src_o)<<std::endl;
|
||||
|
||||
|
||||
|
||||
|
||||
// S-direction is INNERMOST and takes no part in the parity.
|
||||
static int Opt; // these are a temporary hack
|
||||
static int Comms; // these are a temporary hack
|
||||
|
||||
|
||||
std::cout << GridLogMessage<< "*********************************************************" <<std::endl;
|
||||
std::cout << GridLogMessage<< "* Benchmarking DomainWallFermionR::DhopEO "<<std::endl;
|
||||
std::cout << GridLogMessage<< "* Vectorising space-time by "<<vComplex::Nsimd()<<std::endl;
|
||||
@ -490,7 +439,7 @@ int main (int argc, char ** argv)
|
||||
|
||||
double volume=Ls; for(int mu=0;mu<Nd;mu++) volume=volume*latt4[mu];
|
||||
double flops=(1344.0*volume*ncall)/2;
|
||||
|
||||
|
||||
std::cout<<GridLogMessage << "Deo mflop/s = "<< flops/(t1-t0)<<std::endl;
|
||||
std::cout<<GridLogMessage << "Deo mflop/s per rank "<< flops/(t1-t0)/NP<<std::endl;
|
||||
Dw.Report();
|
||||
@ -498,30 +447,30 @@ int main (int argc, char ** argv)
|
||||
Dw.DhopEO(src_o,r_e,DaggerNo);
|
||||
Dw.DhopOE(src_e,r_o,DaggerNo);
|
||||
Dw.Dhop (src ,result,DaggerNo);
|
||||
|
||||
|
||||
std::cout<<GridLogMessage << "r_e"<<norm2(r_e)<<std::endl;
|
||||
std::cout<<GridLogMessage << "r_o"<<norm2(r_o)<<std::endl;
|
||||
std::cout<<GridLogMessage << "res"<<norm2(result)<<std::endl;
|
||||
|
||||
|
||||
setCheckerboard(r_eo,r_o);
|
||||
setCheckerboard(r_eo,r_e);
|
||||
|
||||
|
||||
err = r_eo-result;
|
||||
std::cout<<GridLogMessage << "norm diff "<< norm2(err)<<std::endl;
|
||||
if((norm2(err)>1.0e-4)){
|
||||
std::cout<< "Deo RESULT\n " <<r_eo << std::endl;
|
||||
std::cout<< "Deo REF\n " <<result << std::endl;
|
||||
std::cout<< "Deo ERR \n " << err <<std::endl;
|
||||
std::cout<< "Deo RESULT\n " <<r_eo << std::endl;
|
||||
std::cout<< "Deo REF\n " <<result << std::endl;
|
||||
std::cout<< "Deo ERR \n " << err <<std::endl;
|
||||
}
|
||||
|
||||
|
||||
pickCheckerboard(Even,src_e,err);
|
||||
pickCheckerboard(Odd,src_o,err);
|
||||
std::cout<<GridLogMessage << "norm diff even "<< norm2(src_e)<<std::endl;
|
||||
std::cout<<GridLogMessage << "norm diff odd "<< norm2(src_o)<<std::endl;
|
||||
|
||||
|
||||
//assert(norm2(src_e)<1.0e-4);
|
||||
//assert(norm2(src_o)<1.0e-4);
|
||||
|
||||
|
||||
Grid_finalize();
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -44,7 +44,12 @@ namespace QCD {
|
||||
|
||||
struct WilsonImplParams {
|
||||
bool overlapCommsCompute;
|
||||
WilsonImplParams() : overlapCommsCompute(false){};
|
||||
std::vector<Complex> boundary_phases;
|
||||
WilsonImplParams() : overlapCommsCompute(false) {
|
||||
boundary_phases.resize(Nd, 1.0);
|
||||
};
|
||||
WilsonImplParams(const std::vector<Complex> phi)
|
||||
: boundary_phases(phi), overlapCommsCompute(false) {}
|
||||
};
|
||||
|
||||
struct StaggeredImplParams {
|
||||
|
||||
@ -198,7 +198,9 @@ namespace QCD {
|
||||
|
||||
ImplParams Params;
|
||||
|
||||
WilsonImpl(const ImplParams &p = ImplParams()) : Params(p){};
|
||||
WilsonImpl(const ImplParams &p = ImplParams()) : Params(p){
|
||||
assert(Params.boundary_phases.size() == Nd);
|
||||
};
|
||||
|
||||
bool overlapCommsCompute(void) { return Params.overlapCommsCompute; };
|
||||
|
||||
@ -222,10 +224,16 @@ namespace QCD {
|
||||
conformable(Uds._grid, GaugeGrid);
|
||||
conformable(Umu._grid, GaugeGrid);
|
||||
GaugeLinkField U(GaugeGrid);
|
||||
GaugeLinkField tmp(GaugeGrid);
|
||||
Lattice<iScalar<vInteger> > coor(GaugeGrid);
|
||||
for (int mu = 0; mu < Nd; mu++) {
|
||||
LatticeCoordinate(coor, mu);
|
||||
int Lmu = GaugeGrid->GlobalDimensions()[mu] - 1;
|
||||
U = PeekIndex<LorentzIndex>(Umu, mu);
|
||||
PokeIndex<LorentzIndex>(Uds, U, mu);
|
||||
tmp = where(coor == Lmu, Params.boundary_phases[mu] * U, U);
|
||||
PokeIndex<LorentzIndex>(Uds, tmp, mu);
|
||||
U = adj(Cshift(U, mu, -1));
|
||||
U = where(coor == 0, Params.boundary_phases[mu] * U, U);
|
||||
PokeIndex<LorentzIndex>(Uds, U, mu + 4);
|
||||
}
|
||||
}
|
||||
|
||||
155
tests/hmc/Test_hmc_EOMobiusRatio.cc
Normal file
155
tests/hmc/Test_hmc_EOMobiusRatio.cc
Normal file
@ -0,0 +1,155 @@
|
||||
/*************************************************************************************
|
||||
|
||||
Grid physics library, www.github.com/paboyle/Grid
|
||||
|
||||
Source file: ./tests/Test_hmc_EODWFRatio.cc
|
||||
|
||||
Copyright (C) 2015-2016
|
||||
|
||||
Author: Peter Boyle <pabobyle@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
|
||||
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>
|
||||
|
||||
|
||||
|
||||
int main(int argc, char **argv) {
|
||||
using namespace Grid;
|
||||
using namespace Grid::QCD;
|
||||
|
||||
Grid_init(&argc, &argv);
|
||||
int threads = GridThread::GetThreads();
|
||||
// here make a routine to print all the relevant information on the run
|
||||
std::cout << GridLogMessage << "Grid is setup to use " << threads << " threads" << std::endl;
|
||||
|
||||
// Typedefs to simplify notation
|
||||
typedef GenericHMCRunner<MinimumNorm2> HMCWrapper; // Uses the default minimum norm
|
||||
typedef WilsonImplR FermionImplPolicy;
|
||||
typedef MobiusFermionR FermionAction;
|
||||
typedef typename FermionAction::FermionField FermionField;
|
||||
|
||||
// Apply smearing to the fermionic action
|
||||
bool ApplySmearing = false;
|
||||
|
||||
//::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
|
||||
HMCWrapper TheHMC;
|
||||
|
||||
// Grid from the command line
|
||||
TheHMC.Resources.AddFourDimGrid("gauge");
|
||||
// Possibile to create the module by hand
|
||||
// hardcoding parameters or using a Reader
|
||||
|
||||
|
||||
// Checkpointer definition
|
||||
CheckpointerParameters CPparams;
|
||||
CPparams.config_prefix = "ckpoint_EODWF_lat";
|
||||
CPparams.rng_prefix = "ckpoint_EODWF_rng";
|
||||
CPparams.saveInterval = 5;
|
||||
CPparams.format = "IEEE64BIG";
|
||||
|
||||
TheHMC.Resources.LoadBinaryCheckpointer(CPparams);
|
||||
|
||||
RNGModuleParameters RNGpar;
|
||||
RNGpar.serial_seeds = "1 2 3 4 5";
|
||||
RNGpar.parallel_seeds = "6 7 8 9 10";
|
||||
TheHMC.Resources.SetRNGSeeds(RNGpar);
|
||||
|
||||
// Construct observables
|
||||
// here there is too much indirection
|
||||
typedef PlaquetteMod<HMCWrapper::ImplPolicy> PlaqObs;
|
||||
TheHMC.Resources.AddObservable<PlaqObs>();
|
||||
//////////////////////////////////////////////
|
||||
|
||||
/////////////////////////////////////////////////////////////
|
||||
// Collect actions, here use more encapsulation
|
||||
// need wrappers of the fermionic classes
|
||||
// that have a complex construction
|
||||
// standard
|
||||
RealD beta = 5.6 ;
|
||||
WilsonGaugeActionR Waction(beta);
|
||||
|
||||
|
||||
const int Ls = 8;
|
||||
auto GridPtr = TheHMC.Resources.GetCartesian();
|
||||
auto GridRBPtr = TheHMC.Resources.GetRBCartesian();
|
||||
auto FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,GridPtr);
|
||||
auto FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,GridPtr);
|
||||
|
||||
|
||||
// temporarily need a gauge field
|
||||
LatticeGaugeField U(GridPtr);
|
||||
|
||||
Real mass = 0.04;
|
||||
Real pv = 1.0;
|
||||
RealD M5 = 1.5;
|
||||
// Note: IroIro and Grid notation for b and c differ
|
||||
RealD b = 3./2.;
|
||||
RealD c = 1./2.;
|
||||
|
||||
FermionAction DenOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,mass,M5,b,c);
|
||||
FermionAction NumOp(U,*FGrid,*FrbGrid,*GridPtr,*GridRBPtr,pv, M5,b,c);
|
||||
|
||||
double StoppingCondition = 1.0e-8;
|
||||
double MaxCGIterations = 10000;
|
||||
ConjugateGradient<FermionField> CG(StoppingCondition,MaxCGIterations);
|
||||
TwoFlavourEvenOddRatioPseudoFermionAction<FermionImplPolicy> Nf2(NumOp, DenOp,CG,CG);
|
||||
|
||||
// Set smearing (true/false), default: false
|
||||
Nf2.is_smeared = ApplySmearing;
|
||||
|
||||
// Collect actions
|
||||
ActionLevel<HMCWrapper::Field> Level1(1);
|
||||
Level1.push_back(&Nf2);
|
||||
|
||||
ActionLevel<HMCWrapper::Field> Level2(4);
|
||||
Level2.push_back(&Waction);
|
||||
|
||||
TheHMC.TheAction.push_back(Level1);
|
||||
TheHMC.TheAction.push_back(Level2);
|
||||
|
||||
/////////////////////////////////////////////////////////////
|
||||
// HMC parameters are serialisable
|
||||
TheHMC.Parameters.MD.MDsteps = 20;
|
||||
TheHMC.Parameters.MD.trajL = 1.0;
|
||||
|
||||
TheHMC.ReadCommandLine(argc, argv); // these can be parameters from file
|
||||
// Reset performance counters
|
||||
NumOp.ZeroCounters();
|
||||
DenOp.ZeroCounters();
|
||||
|
||||
if (ApplySmearing){
|
||||
double rho = 0.1; // smearing parameter
|
||||
int Nsmear = 3; // number of smearing levels
|
||||
Smear_Stout<HMCWrapper::ImplPolicy> Stout(rho);
|
||||
SmearedConfiguration<HMCWrapper::ImplPolicy> SmearingPolicy(GridPtr, Nsmear, Stout);
|
||||
TheHMC.Run(SmearingPolicy); // for smearing
|
||||
} else {
|
||||
TheHMC.Run(); // no smearing
|
||||
}
|
||||
|
||||
std::cout << GridLogMessage << "Numerator report, Pauli-Villars term : " << std::endl;
|
||||
NumOp.Report();
|
||||
std::cout << GridLogMessage << "Denominator report, Dw(m) term (includes CG) : " << std::endl;
|
||||
DenOp.Report();
|
||||
|
||||
Grid_finalize();
|
||||
} // main
|
||||
|
||||
Loading…
Reference in New Issue
Block a user