Add AABBRayIntersectionGeomTraits_2.h and fix \sa

AABB_tree/doc/AABB_tree/Concepts/AABBRayIntersectionGeomTraits_2.h

@@ -0,0 +1,66 @@
+/*!
+\ingroup PkgAABBTreeConcepts
+\cgalConcept
+
+The concept `AABBRayIntersectionGeomTraits_3` is a refinement of the
+concept `AABBGeomTraits`. In addition to the types required by
+`AABBGeomTraits` it also requires types and functors necessary to
+define the Intersection_distance functor.
+
+\cgalRefines{AABBGeomTraits}
+
+\cgalHasModelsBegin
+\cgalHasModelsBare{All models of the concept `Kernel`}
+\cgalHasModelsEnd
+
+\sa `CGAL::AABB_traits<AABBGeomTraits,AABBPrimitive>`
+\sa `CGAL::AABB_tree<AABBTraits>`
+\sa `AABBPrimitive`
+
+*/
+class AABBRayIntersectionGeomTraits_3 {
+public:
+  /*!
+    Type of a 3D ray.
+  */
+  typedef unspecified_type Ray_3;
+
+  /*!
+    Type of a 3D vector.
+  */
+  typedef unspecified_type Vector_3;
+
+  /*!
+    A functor object to construct the source point of a ray. Provides the operator:
+    `Point_3 operator()(const Ray_3&);`
+   */
+  typedef unspecified_type Construct_source_3;
+
+  /*!
+   */
+  Construct_source_3 construct_source_3_object();
+
+  /*!
+    A model of `CartesianConstIterator3`.
+   */
+  typedef unspecified_type Cartesian_const_iterator_3;
+
+  /*!
+    A model of `ConstructCartesianConstIterator3`.
+   */
+  typedef unspecified_type  Construct_cartesian_const_iterator_3;
+
+  /*!
+   */
+  Construct_source_3 construct_cartesian_const_iterator_3_object();
+
+  /*!
+    A functor object to construct a vector giving the direction of a ray. Provides the operator:
+    `Vector_3 operator()(const Ray_3&);`
+   */
+  typedef unspecified_type Construct_vector_3;
+
+  /*!
+   */
+  Construct_source_3 construct_vector_3_object();
+};

AABB_tree/examples/AABB_tree/AABB_indexed_triangle_2_example.cpp

@@ -1,5 +1,3 @@
-// Author(s) : Camille Wormser, Pierre Alliez
-
 #include <iostream>
 #include <vector>
 #include <array>

AABB_tree/include/CGAL/AABB_traits_2.h

@@ -141,7 +141,7 @@ class AABB_tree;
 ///                 member function `bbox()` that returns the bounding box of the primitive.
 ///
 /// If the argument `GeomTraits` is a model of the concept \ref
-/// AABBRayIntersectionGeomTraits, this class is also a model of \ref
+/// AABBRayIntersectionGeomTraits_2, this class is also a model of \ref
 /// AABBRayIntersectionTraits.
 ///
 /// \sa `AABBTraits`

AABB_tree/include/CGAL/AABB_traits_3.h

@@ -215,7 +215,8 @@ public:
   /// Point query type.
   typedef typename GeomTraits::Point_3 Point_3;
 
-  typedef Point_3 Point; // AF: because the AABB_tree dimension agnostic
+  /// Poin type
+  typedef Point_3 Point; // because the AABB_tree is dimension agnostic
 
   /// additional types for the search tree, required by the RangeSearchTraits concept
   /// \bug This is not documented for now in the AABBTraits concept.