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Adding tests for WilsonFlow classes

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This commit is contained in:
Guido Cossu
2017-03-21 16:11:35 +09:00
parent fd56b3ff38
commit 120fb59978
10 changed files with 142 additions and 52 deletions
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2
tests/Makefile.am
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@ -1,4 +1,4 @@
SUBDIRS = core forces hmc solver debug
SUBDIRS = core forces hmc solver debug smearing
if BUILD_CHROMA_REGRESSION
SUBDIRS+= qdpxx

4
tests/hmc/Test_hmc_WilsonGauge.cc
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@ -35,9 +35,7 @@ int main(int argc, char **argv) {
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;
GridLogLayout();
// Typedefs to simplify notation
typedef GenericHMCRunner<MinimumNorm2> HMCWrapper; // Uses the default minimum norm

1
tests/smearing/Makefile.am Normal file
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@ -0,0 +1 @@
include Make.inc

78
tests/smearing/Test_WilsonFlow.cc Normal file
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@ -0,0 +1,78 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./tests/hmc/Test_WilsonFlow.cc
Copyright (C) 2017
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);
GridLogLayout();
std::vector<int> latt_size = GridDefaultLatt();
std::vector<int> simd_layout = GridDefaultSimd(Nd, vComplex::Nsimd());
std::vector<int> mpi_layout = GridDefaultMpi();
GridCartesian Grid(latt_size, simd_layout, mpi_layout);
GridRedBlackCartesian RBGrid(latt_size, simd_layout, mpi_layout);
std::vector<int> seeds({1, 2, 3, 4, 5});
GridParallelRNG pRNG(&Grid);
pRNG.SeedFixedIntegers(seeds);
LatticeGaugeField Umu(&Grid), Uflow(&Grid);
SU<Nc>::HotConfiguration(pRNG, Umu);
std::cout << std::setprecision(15);
std::cout << GridLogMessage << "Plaquette: "
<< WilsonLoops<PeriodicGimplR>::avgPlaquette(Umu) << std::endl;
WilsonFlow<PeriodicGimplR> WF(200, 0.01);
WF.smear(Uflow, Umu);
RealD WFlow_plaq = WilsonLoops<PeriodicGimplR>::avgPlaquette(Uflow);
std::cout << GridLogMessage << "Plaquette: "<< WFlow_plaq << std::endl;
std::cout<< GridLogMessage << " Admissibility check:\n";
const double sp_adm = 0.067; // admissible threshold
const double pl_adm = 1.0-sp_adm/Nc;
std::cout << GridLogMessage << " (pl_adm =" << pl_adm << ")\n";
// Need min and reduce min for this function
//double sp_max = NC_*(1.0-stpl.plaq_min(U,pl_adm));
double sp_ave = Nc*(1.0-WFlow_plaq);
//std::cout<< GridLogMessage << " sp_max = " << sp_max <<"\n";
std::cout<< GridLogMessage << " sp_ave = " << sp_ave <<"\n";
std::cout<< GridLogMessage << " (sp_admissible = "<< sp_adm <<")\n";
//std::cout<< GridLogMessage << " sp_admissible - sp_max = "<<sp_adm-sp_max <<"\n";
std::cout<< GridLogMessage << " sp_admissible - sp_ave = "<<sp_adm-sp_ave <<"\n";
Grid_finalize();
} // main