1 files changed, 32 insertions, 39 deletions
diff --git a/src/Bottleneck_distance/example/bottleneck_read_file_example.cpp b/src/Bottleneck_distance/example/bottleneck_read_file_example.cpp
index ceedccc5..4c74b66e 100644
--- a/src/Bottleneck_distance/example/bottleneck_read_file_example.cpp
+++ b/src/Bottleneck_distance/example/bottleneck_read_file_example.cpp
@@ -4,7 +4,7 @@
  *
  *    Authors:       Francois Godi, small modifications by Pawel Dlotko
  *
- *    Copyright (C) 2015  INRIA (France)
+ *    Copyright (C) 2015  INRIA
  *
  *    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
@@ -28,49 +28,42 @@
 #include <sstream>
 #include <string>
 
-std::vector< std::pair<double, double> > read_diagram_from_file( const char* filename )
-{
-    std::ifstream in;
-    in.open( filename );
-    std::vector< std::pair<double, double> > result;
-    if ( !in.is_open() )
-    {
-        std::cerr << "File : " << filename << " do not exist. The program will now terminate \n";
-        throw "File do not exist \n";
-    }
+std::vector< std::pair<double, double> > read_diagram_from_file(const char* filename) {
+  std::ifstream in;
+  in.open(filename);
+  std::vector< std::pair<double, double> > result;
+  if (!in.is_open()) {
+    std::cerr << "File : " << filename << " do not exist. The program will now terminate \n";
+    throw "File do not exist \n";
+  }
 
-    std::string line;
-    while (!in.eof())
-    {
-        getline(in,line);
-        if ( line.length() != 0 )
-        {
-            std::stringstream lineSS;
-            lineSS << line;
-            double beginn, endd;
-            lineSS >> beginn;
-            lineSS >> endd;
-            result.push_back( std::make_pair( beginn , endd ) );
-        }
+  std::string line;
+  while (!in.eof()) {
+    getline(in, line);
+    if (line.length() != 0) {
+      std::stringstream lineSS;
+      lineSS << line;
+      double beginn, endd;
+      lineSS >> beginn;
+      lineSS >> endd;
+      result.push_back(std::make_pair(beginn, endd));
     }
-    in.close();
-    return result;
-}  //read_diagram_from_file
+  }
+  in.close();
+  return result;
+}  // read_diagram_from_file
 
-int main( int argc , char** argv )
-{
-  if ( argc < 3 )
-  {
-      std::cout << "To run this program please provide as an input two files with persistence diagrams. Each file " <<
-          "should contain a birth-death pair per line. Third, optional parameter is an error bound on a bottleneck" <<
-          " distance (set by default to zero). The program will now terminate \n";
+int main(int argc, char** argv) {
+  if (argc < 3) {
+    std::cout << "To run this program please provide as an input two files with persistence diagrams. Each file " <<
+        "should contain a birth-death pair per line. Third, optional parameter is an error bound on a bottleneck" <<
+        " distance (set by default to zero). The program will now terminate \n";
   }
-  std::vector< std::pair< double , double > > diag1 = read_diagram_from_file( argv[1] );
-  std::vector< std::pair< double , double > > diag2 = read_diagram_from_file( argv[2] );
+  std::vector< std::pair< double, double > > diag1 = read_diagram_from_file(argv[1]);
+  std::vector< std::pair< double, double > > diag2 = read_diagram_from_file(argv[2]);
   double tolerance = 0.;
-  if ( argc == 4 )
-  {
-      tolerance = atof( argv[3] );
+  if (argc == 4) {
+    tolerance = atof(argv[3]);
   }
   double b = Gudhi::persistence_diagram::bottleneck_distance(diag1, diag2, tolerance);
   std::cout << "The distance between the diagrams is : " << b << ". The tolerance is : " << tolerance << std::endl;