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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 (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/Persistence_landscape.h>
using namespace Gudhi;
using namespace Gudhi::Persistence_representations;
#include <iostream>
#include <sstream>
int main( int argc , char** argv )
{
std::cout << "This program creates persistence landscapes of diagrams provided as an input. \n";
std::cout << "The first parameter of the program is the dimension of persistence to be used to construct persistence landscapes. If your file contains ";
std::cout << "the information about dimension of persistence pairs, please provide here the dimension of persistence pairs you want to use. If your input files consist only ";
std::cout << "of birth-death pairs, please set this first parameter to -1 \n";
std::cout << "The remaining parameters of the program are the names of files with persistence diagrams. \n";
std::vector< const char* > filenames;
int dim = atoi(argv[1]);
unsigned dimension = std::numeric_limits<unsigned>::max();
if ( dim >= 0 )
{
dimension = (unsigned)dim;
}
for ( int i = 2 ; i < argc ; ++i )
{
filenames.push_back( argv[i] );
}
std::cout << "Creating persistence landscapes...\n";
for ( size_t i = 0 ; i != filenames.size() ; ++i )
{
Persistence_landscape l( filenames[i] , dimension );
std::stringstream ss;
ss << filenames[i] << ".land";
l.print_to_file( ss.str().c_str() );
}
std::cout << "Done \n";
return 0;
}
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