Update examples (tabs vs spaces)

Surface_mesh_segmentation/examples/Surface_mesh_segmentation/surface_mesh_segmentation_example.cpp

@@ -33,8 +33,9 @@ int main(int argc, char **argv)
     boost::associative_property_map<Facet_int_map> segment_property_map(internal_segment_map);
 	
     // calculate SDF values and segment the mesh using default parameters.
-    CGAL::surface_mesh_segmentation(mesh, segment_property_map);
+    int number_of_segments = CGAL::surface_mesh_segmentation(mesh, segment_property_map);
 
+    std::cout << "Number of segments: " << number_of_segments << std::endl;
     // print segment-ids
     for(Polyhedron::Facet_const_iterator facet_it = mesh.facets_begin(); 
         facet_it != mesh.facets_end(); ++facet_it)   

Surface_mesh_segmentation/examples/Surface_mesh_segmentation/surface_mesh_segmentation_with_facet_ids_example.cpp

@@ -50,13 +50,15 @@ int main(int argc, char **argv)
         std::cerr << argv[1] << " is not a valid off file.\n";
         return 1;
     }
+
     // assign id field for each facet	
     int facet_id = 0;
-    for(Polyhedron::Facet_iterator facet_it = mesh.facets_begin(); facet_it != mesh.facets_end(); 
-        ++facet_it, ++facet_id)
+    for(Polyhedron::Facet_iterator facet_it = mesh.facets_begin(); 
+	facet_it != mesh.facets_end(); ++facet_it, ++facet_id)
     {
         facet_it->id() = facet_id;
     }
+
     // create a property-map for sdf values
     std::vector<double> sdf_values(mesh.size_of_facets()); 
     Polyhedron_with_id_to_vector_property_map<Polyhedron, double> sdf_property_map(&sdf_values);
@@ -68,6 +70,7 @@ int main(int argc, char **argv)
     {
 	std::cout << (sdf_property_map[facet_it] == sdf_values[facet_it->id()]) << std::endl;
     }
+
     // create a property-map for segment-ids 
     std::vector<double> segment_ids(mesh.size_of_facets()); 
     Polyhedron_with_id_to_vector_property_map<Polyhedron, double> segment_property_map(&segment_ids);