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/* This file is part of the Gudhi Library. The Gudhi library
* (Geometric Understanding in Higher Dimensions) is a generic C++
* library for computational topology.
*
* Author(s): Pawel Dlotko
*
* Copyright (C) 2015 INRIA Saclay (France)
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <gudhi/reader_utils.h>
#include <gudhi/Bitmap_cubical_complex_base.h>
#include <gudhi/Bitmap_cubical_complex_periodic_boundary_conditions_base.h>
#include <gudhi/Bitmap_cubical_complex.h>
#include <gudhi/Compute_persistence_with_phat.h>
using namespace Gudhi;
using namespace Gudhi::Cubical_complex;
//standard stuff
#include <iostream>
#include <sstream>
#include <vector>
using namespace std;
int main( int argc , char** argv )
{
if ( argc != 2 )
{
cout << "Wrong number of parameters. Please provide the name of a file with a Perseus style bitmap at the input. The program will now terminate.\n";
return 1;
}
Bitmap_cubical_complex< Bitmap_cubical_complex_base<double> > b( argv[1] );
cerr << "Cubical complex created \n";
Compute_persistence_with_phat< Bitmap_cubical_complex< Bitmap_cubical_complex_base<double> > , double > phat(&b);
phat::persistence_pairs pairs = phat.compute_persistence_pairs_dualized_chunk_reduction();
std::pair< std::vector< std::vector<double> > , std::vector< std::vector< std::pair<double,double> > > > persistence = phat.get_the_intervals( pairs );
writeBettiNumbersAndPersistenceIntervalsToFile( "phat_persistence" , persistence );
return 0;
}
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