A few more changes for persistence heat maps.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/gudhi_stat@1527 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 91bbfb521a74b0c8683bac4a605d50cf672638c8

1 files changed, 108 insertions, 0 deletions

diff --git a/src/Gudhi_stat/example/persistence_heat_maps.cpp b/src/Gudhi_stat/example/persistence_heat_maps.cpp
new file mode 100644
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+++ b/src/Gudhi_stat/example/persistence_heat_maps.cpp
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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/reader_utils.h>
+#include <gudhi/abstract_classes/Abs_Topological_data.h>
+#include <gudhi/concretizations/Persistence_heat_maps.h>
+
+#include <iostream>
+
+
+
+using namespace Gudhi;
+using namespace Gudhi::Gudhi_stat;
+
+
+double epsilon = 0.0000005;
+
+using namespace std;
+
+	
+int main( int argc , char** argv )
+{
+	//if ( argc != 2 )
+	//{
+	//	cout << "To run this program, please provide the name of a file with persistence diagram \n";
+	//	return 1;
+	//}
+	
+/*
+	std::vector< std::pair< double,double > > intervals;
+	intervals.push_back( std::make_pair(0.5,0.5) );	
+	std::vector< std::vector<double> > filter = create_Gaussian_filter(5,1);		
+	Persistence_heat_maps p( intervals , filter ,  constant_function, false , 100 , 0 , 1 );
+	p.plot( "heat_map_1" );
+
+	
+	std::vector< std::pair< double,double > > intervals2;
+	intervals2.push_back( std::make_pair(7,12) );		
+	Persistence_heat_maps q( intervals2 , filter ,  constant_function, false , 100 , 0 , 10 );
+	q.plot( "heat_map_2" );
+*/
+/*
+	std::vector< std::pair< double,double > > intervals;
+	intervals.push_back( std::make_pair(0.5,0.5) );	
+	std::vector< std::vector<double> > filter = create_Gaussian_filter(5,1);		
+	Persistence_heat_maps p( intervals , filter ,  constant_function, false , 10 , 0 , 1 );
+	p.write_to_file( "aaa" );
+	
+	Persistence_heat_maps q;
+	q.load_from_file( "aaa" );
+	
+	cerr << ( p == q ) << endl;
+	*/
+
+/*
+	std::vector< std::vector<double> > filter = create_Gaussian_filter(30,1);		
+	Persistence_heat_maps p( "file_with_diagram" , filter ,  constant_function, false , 100 , 0 , 1 );
+	p.plot( "heat_map_1" );
+*/ 
+	 
+/*   
+   //test to construct persistence heat map:
+    std::vector< std::vector<double> > filter = create_Gaussian_filter(100,1);		
+	Persistence_heat_maps p( "file_with_diagram" , filter ,  constant_function, false , 1000 , 0 , 1 );
+	p.write_to_file( "persistence_heat_map_from_file_with_diagram" );
+	
+	Persistence_heat_maps q;
+	q.load_from_file( "persistence_heat_map_from_file_with_diagram" );	
+	
+	cerr << (p == q) << endl;
+*/	
+	
+	
+
+	
+	
+
+	
+	return 0;
+}
+
+
+
+
+
+
+