mirror of
https://github.com/paboyle/Grid.git
synced 2024-11-10 15:55:37 +00:00
79 lines
2.8 KiB
C++
79 lines
2.8 KiB
C++
/*************************************************************************************
|
|
|
|
Grid physics library, www.github.com/paboyle/Grid
|
|
|
|
Source file: ./tests/Test_rng_fixed.cc
|
|
|
|
Copyright (C) 2015
|
|
|
|
Author: Peter Boyle <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;
|
|
;
|
|
|
|
int main (int argc, char ** argv)
|
|
{
|
|
Grid_init(&argc,&argv);
|
|
|
|
Coordinate latt_size = GridDefaultLatt();
|
|
Coordinate simd_layout = GridDefaultSimd(4,vComplex::Nsimd());
|
|
Coordinate mpi_layout = GridDefaultMpi();
|
|
|
|
GridCartesian Grid(latt_size,simd_layout,mpi_layout);
|
|
|
|
std::vector<int> seeds({1,2,3,4});
|
|
|
|
GridSerialRNG fsRNG; fsRNG.SeedFixedIntegers(seeds);
|
|
GridParallelRNG fpRNG(&Grid); fpRNG.SeedFixedIntegers(seeds);
|
|
|
|
vComplexF tmp; random(fsRNG,tmp);
|
|
std::cout<<GridLogMessage<<"Random vComplexF (fixed seed)\n"<< tmp<<std::endl;
|
|
std::cout<<GridLogMessage<<"conjugate(tmp)\n"<< conjugate(tmp)<<std::endl;
|
|
std::cout<<GridLogMessage<<"conjugate(tmp)*tmp\n"<< conjugate(tmp)*tmp<<std::endl;
|
|
std::cout<<GridLogMessage<<"innerProduct"<< innerProduct(tmp,tmp)<<std::endl;
|
|
std::cout<<GridLogMessage<<"Reduce(innerProduct)"<< Reduce(innerProduct(tmp,tmp))<<std::endl;
|
|
|
|
SpinMatrix rnd ;
|
|
random(fsRNG,rnd);
|
|
std::cout<<GridLogMessage<<"Random Spin Matrix (fixed seed)\n"<< rnd<<std::endl;
|
|
|
|
SpinVector rv;
|
|
random(fsRNG,rv);
|
|
std::cout<<GridLogMessage<<"Random Spin Vector (fixed seed)\n"<< rv<<std::endl;
|
|
|
|
gaussian(fsRNG,rv);
|
|
std::cout<<GridLogMessage<<"Gaussian Spin Vector (fixed seed)\n"<< rv<<std::endl;
|
|
|
|
LatticeColourVector lcv(&Grid);
|
|
|
|
LatticeFermion src(&Grid); random(fpRNG,src);
|
|
std::cout<<GridLogMessage << "src norm : " << norm2(src)<<std::endl;
|
|
std::cout<<GridLogMessage << "src " << src<<std::endl;
|
|
|
|
random(fpRNG,lcv);
|
|
std::cout<<GridLogMessage<<"Random Lattice Colour Vector (fixed seed)\n"<< lcv<<std::endl;
|
|
|
|
|
|
Grid_finalize();
|
|
}
|