From 4f73cb4a01692dbbe9547177b5b59425eae0d157 Mon Sep 17 00:00:00 2001
From: glisse <glisse@636b058d-ea47-450e-bf9e-a15bfbe3eedb>
Date: Tue, 15 Dec 2015 12:24:25 +0000
Subject: Don't use boost::tuple.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@946 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 3988b09fafda67297cac8bd68629310cdfdc607e
---
 src/GudhUI/utils/K_nearest_builder.h                           | 10 ++++------
 .../include/gudhi/Persistent_cohomology.h                      |  3 +--
 .../gudhi/Persistent_cohomology/Persistent_cohomology_column.h |  1 -
 3 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/GudhUI/utils/K_nearest_builder.h b/src/GudhUI/utils/K_nearest_builder.h
index cab24b7c..7be0a4f4 100644
--- a/src/GudhUI/utils/K_nearest_builder.h
+++ b/src/GudhUI/utils/K_nearest_builder.h
@@ -29,12 +29,10 @@
 #include <CGAL/Search_traits_d.h>
 #include <CGAL/Search_traits_adapter.h>
 #include <CGAL/property_map.h>
-#include <boost/iterator/iterator_facade.hpp>
-#include <boost/iterator/zip_iterator.hpp>
 
 #include <unordered_map>
-#include <tuple>
 #include <list>
+#include <utility>
 
 #include "utils/UI_utils.h"
 #include "model/Complex_typedefs.h"
@@ -43,9 +41,9 @@ template<typename SkBlComplex> class K_nearest_builder {
  private:
   typedef Geometry_trait Kernel;
   typedef Point Point_d;
-  typedef boost::tuple<Point_d, unsigned> Point_d_with_id;
+  typedef std::pair<Point_d, unsigned> Point_d_with_id;
   typedef CGAL::Search_traits_d<Kernel> Traits_base;
-  typedef CGAL::Search_traits_adapter<Point_d_with_id, CGAL::Nth_of_tuple_property_map<0, Point_d_with_id>,
+  typedef CGAL::Search_traits_adapter<Point_d_with_id, CGAL::First_of_pair_property_map<Point_d_with_id>,
       Traits_base> Traits;
   typedef CGAL::Orthogonal_k_neighbor_search<Traits> Neighbor_search;
   typedef Neighbor_search::Tree Tree;
@@ -81,7 +79,7 @@ template<typename SkBlComplex> class K_nearest_builder {
     for (auto p : complex_.vertex_range()) {
       Neighbor_search search(tree, complex_.point(p), k + 1);
       for (auto it = ++search.begin(); it != search.end(); ++it) {
-        Vertex_handle q(boost::get<1>(it->first));
+        Vertex_handle q(std::get<1>(it->first));
         if (p != q && complex_.contains_vertex(p) && complex_.contains_vertex(q))
           complex_.add_edge(p, q);
       }
diff --git a/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h b/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h
index 2a405830..643b810c 100644
--- a/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h
+++ b/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h
@@ -27,7 +27,6 @@
 #include <gudhi/Persistent_cohomology/Field_Zp.h>
 #include <gudhi/Simple_object_pool.h>
 
-#include <boost/tuple/tuple.hpp>
 #include <boost/intrusive/set.hpp>
 #include <boost/pending/disjoint_sets.hpp>
 #include <boost/intrusive/list.hpp>
@@ -223,7 +222,7 @@ class Persistent_cohomology {
 // Sparse column type for the annotation of the boundary of an element.
   typedef std::vector<std::pair<Simplex_key, Arith_element> > A_ds_type;
 // Persistent interval type. The Arith_element field is used for the multi-field framework.
-  typedef boost::tuple<Simplex_handle, Simplex_handle, Arith_element> Persistent_interval;
+  typedef std::tuple<Simplex_handle, Simplex_handle, Arith_element> Persistent_interval;
 
   /** \brief Initializes the Persistent_cohomology class.
    *
diff --git a/src/Persistent_cohomology/include/gudhi/Persistent_cohomology/Persistent_cohomology_column.h b/src/Persistent_cohomology/include/gudhi/Persistent_cohomology/Persistent_cohomology_column.h
index 612658e6..5deb2d88 100644
--- a/src/Persistent_cohomology/include/gudhi/Persistent_cohomology/Persistent_cohomology_column.h
+++ b/src/Persistent_cohomology/include/gudhi/Persistent_cohomology/Persistent_cohomology_column.h
@@ -23,7 +23,6 @@
 #ifndef PERSISTENT_COHOMOLOGY_PERSISTENT_COHOMOLOGY_COLUMN_H_
 #define PERSISTENT_COHOMOLOGY_PERSISTENT_COHOMOLOGY_COLUMN_H_
 
-#include <boost/tuple/tuple.hpp>
 #include <boost/intrusive/set.hpp>
 #include <boost/intrusive/list.hpp>
 
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