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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 Sophia-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/abstract_classes/Abs_Topological_data.h>
#include <gudhi/concretizations/Persistence_landscape_on_grid.h>
using namespace Gudhi;
using namespace Gudhi::Gudhi_stat;
#include <iostream>
int main( int argc , char** argv )
{
/*
Persistence_landscape_on_grid l( "file_with_diagram_1" , 100 );
l.print_to_file( "landscape_from_file_with_diagram_1" );
Persistence_landscape_on_grid g;
g.load_landscape_from_file( "landscape_from_file_with_diagram_1" );
cerr << ( l == g );
*/
/*
Persistence_landscape_on_grid l( "file_with_diagram_1" , 100 );
cerr << l << endl;
cerr << l.compute_integral_of_landscape() << endl;
*/
/*
Persistence_landscape_on_grid p( "file_with_diagram_1" , 100 );
for ( size_t level = 0 ; level != 30 ; ++level )
{
double integral = p.compute_integral_of_landscape( level );
cerr << integral << endl;
}
*/
/*
Persistence_landscape_on_grid p( "file_with_diagram_1" , 100 );
for ( size_t power = 0 ; power != 5 ; ++power )
{
double integral = p.compute_integral_of_landscape( (double)power );
cerr << integral << endl;
}
*/
/*
Persistence_landscape_on_grid p( "file_with_diagram_1" , 100 );
double x = 0.0012321;
double dx = 0.05212;
for ( size_t i = 0 ; i != 10 ; ++i )
{
cerr << p.compute_value_at_a_given_point(10,x) << endl;
x += dx;
}
*/
/*
Persistence_landscape_on_grid p( "file_with_diagram_1",100 );
Persistence_landscape_on_grid second("file_with_diagram_1",100 );
Persistence_landscape_on_grid sum = p + second;
Persistence_landscape_on_grid difference = p - second;
Persistence_landscape_on_grid multiply_by_scalar = 10*p;
sum.print_to_file( "sum_on_grid_test" );
difference.print_to_file( "difference_on_grid_test" );
multiply_by_scalar.print_to_file( "multiply_by_scalar_on_grid_test" );
*/
/*
Persistence_landscape_on_grid p( "file_with_diagram_1" , 0 , 1 , 100 );
Persistence_landscape_on_grid second("file_with_diagram_1", 0 , 1 , 100 );
Persistence_landscape_on_grid sum = p + second;
cerr << "max : " << p.compute_maximum() << endl;
cerr << "1-norm : " << p.compute_norm_of_landscape(1) << endl;
cerr << "2-norm : " << p.compute_norm_of_landscape(2) << endl;
cerr << "3-norm : " << p.compute_norm_of_landscape(3) << endl;
cerr << compute_discance_of_landscapes_on_grid(p,sum,1) << endl;
cerr << compute_discance_of_landscapes_on_grid(p,sum,2) << endl;
cerr << compute_discance_of_landscapes_on_grid(p,sum,-1) << endl;
*/
/*
Persistence_landscape_on_grid p( "file_with_diagram", 0,1,100 );
Persistence_landscape_on_grid q( "file_with_diagram_1", 0,1,100 );
std::vector< Abs_Topological_data_with_averages* > to_average;
to_average.push_back( &p );
to_average.push_back( &q );
Persistence_landscape_on_grid av;
av.compute_average( to_average );
av.print_to_file("average_on_a_grid");
Persistence_landscape_on_grid template_average;
template_average.load_landscape_from_file( "average_on_a_grid" );
if ( template_average == av )
{
cerr << "OK OK \n";
}*/
/*
Persistence_landscape_on_grid p( "file_with_diagram" , 0,1,10000);
Persistence_landscape_on_grid q( "file_with_diagram_1" , 0,1,10000);
cerr << p.distance( &q )<< endl;
cerr << p.distance( &q , 2 ) << endl;
cerr << p.distance( &q , -1 ) << endl;
*/
Persistence_landscape_on_grid p( "file_with_diagram", 0,1,10000 );
Persistence_landscape_on_grid q( "file_with_diagram_1", 0,1,10000 );
//std::vector< std::pair< double,double > > aa;
//aa.push_back( std::make_pair( 0,1 ) );
//Persistence_landscape_on_grid p( aa, 0,1,10 );
//Persistence_landscape_on_grid q( aa, 0,1,10 );
cerr << p.compute_scalar_product( &q ) << endl;
return 0;
}
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