From b56c436ee60d7d9d63d1d778f98e113b207f8da7 Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Mon, 25 Apr 2016 21:25:16 +0200
Subject: [PATCH] Use boost::lambda::constant() - thank you Philipp

---
 .../examples/AABB_tree/AABB_ray_shooting_example.cpp   |  2 +-
 AABB_tree/include/CGAL/AABB_tree.h                     | 10 +++-------
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/AABB_tree/examples/AABB_tree/AABB_ray_shooting_example.cpp b/AABB_tree/examples/AABB_tree/AABB_ray_shooting_example.cpp
index c5023f1ebe7..0804ae9a9e5 100644
--- a/AABB_tree/examples/AABB_tree/AABB_ray_shooting_example.cpp
+++ b/AABB_tree/examples/AABB_tree/AABB_ray_shooting_example.cpp
@@ -59,7 +59,7 @@ int main(int argc, char* argv[])
     Vector v = CGAL::Polygon_mesh_processing::compute_face_normal(fd,mesh);	
     
     Ray ray(p,d * v);
-    Ray_intersection intersection = tree.first_intersection(ray, Skip(fd));
+    Ray_intersection intersection = tree.first_intersection(ray);
     if(intersection){
       if(boost::get<Point>(&(intersection->first))){
         const Point* p =  boost::get<Point>(&(intersection->first) );
diff --git a/AABB_tree/include/CGAL/AABB_tree.h b/AABB_tree/include/CGAL/AABB_tree.h
index 78df3478bd8..d3117a48094 100644
--- a/AABB_tree/include/CGAL/AABB_tree.h
+++ b/AABB_tree/include/CGAL/AABB_tree.h
@@ -29,6 +29,7 @@
 #include <CGAL/internal/AABB_tree/Has_nested_type_Shared_data.h>
 #include <CGAL/internal/AABB_tree/Primitive_helper.h>
 #include <boost/optional.hpp>
+#include <boost/lambda/lambda.hpp>
 
 #ifdef CGAL_HAS_THREADS
 #include <CGAL/mutex.h>
@@ -395,11 +396,6 @@ public:
     any_intersection(const Query& query) const;
 
 
-    struct False_functor {
-      template <typename T>
-      bool operator()(const T&) const
-      { return false;}
-    };
 
     /// Returns the intersection and  primitive id closest to the source point of the ray
     /// query.
@@ -421,7 +417,7 @@ public:
     boost::optional< typename Intersection_and_primitive_id<Ray>::Type >
     first_intersection(const Ray& query) const
     {
-      return first_intersection(query, False_functor());
+      return first_intersection(query, boost::lambda::constant(false));
     }
 
     /// Returns the primitive id closest to the source point of the ray
@@ -444,7 +440,7 @@ public:
     boost::optional<Primitive_id>
     first_intersected_primitive(const Ray& query) const
     {
-      return first_intersected_primitive(query, False_functor());
+      return first_intersected_primitive(query, boost::lambda::constant(false));
     }
     ///@}