Document point() in periodic triangulations

Periodic_2_triangulation_2/doc/Periodic_2_triangulation_2/CGAL/Periodic_2_triangulation_2.h

@@ -593,6 +593,18 @@ public:
   */
   Triangle triangle(const Periodic_triangle & t) const;
 
+  /*!
+  Equivalent to
+  the call `t.point(t.periodic_point(fh,i));`
+  */
+  Point point(Face_handle fh, int i) const;
+
+  /*!
+  Equivalent to
+  the call `t.point(t.periodic_point(v));`
+  */
+  Point point(Vertex_handle v) const;
+
   /*!
   Equivalent to
   the call `t.segment(t.periodic_segment(f,i));`

Periodic_3_triangulation_3/doc/Periodic_3_triangulation_3/CGAL/Periodic_3_triangulation_3.h

@@ -551,6 +551,24 @@ size_type number_of_stored_facets() const;
 /// `Periodic_triangle`, and `Periodic_tetrahedron`, which have inner type `Point`.
 /// @{
 
+/*!
+Converts the `Periodic_point` `pp` (point-offset pair) to the
+corresponding `Point` in \f$ \mathbb R^3\f$.
+*/
+Point point(const Periodic_point& pp) const;
+
+/*!
+Equivalent to
+the call `t.point(t.periodic_point(v));`
+*/
+Point point(Vertex_handle v) const;
+
+/*!
+Equivalent to
+the call `t.point(t.periodic_point(c,idx));`
+*/
+Point point(Cell_handle c, int idx) const;
+
 /*!
 Returns the periodic point given by vertex `v`. If `t` is
 represented in the 1-sheeted covering space, the offset is always