From 08dfff0d15880b1fccea81b83a0158f593993409 Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Wed, 27 May 2015 08:35:48 +0200
Subject: [PATCH] follow changes made in BGL-helpers-GF

---
 Ridges_3/include/CGAL/Ridges.h   | 2 +-
 Ridges_3/include/CGAL/Umbilics.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Ridges_3/include/CGAL/Ridges.h b/Ridges_3/include/CGAL/Ridges.h
index 9df6b91421d..292c79aab00 100644
--- a/Ridges_3/include/CGAL/Ridges.h
+++ b/Ridges_3/include/CGAL/Ridges.h
@@ -343,7 +343,7 @@ Ridge_approximation(const TriangleMesh &p,
   for(;itb!=ite;itb++) {
     is_visited_map[*itb] = false;
   }
-  CGAL_precondition( is_triangle_mesh(p) );
+  CGAL_precondition( is_pure_triangle(p) );
 
   std::vector<Point_3> points;
   BOOST_FOREACH(vertex_descriptor v, vertices(p)){
diff --git a/Ridges_3/include/CGAL/Umbilics.h b/Ridges_3/include/CGAL/Umbilics.h
index a3306c7a0b0..8b59d6a67a6 100644
--- a/Ridges_3/include/CGAL/Umbilics.h
+++ b/Ridges_3/include/CGAL/Umbilics.h
@@ -165,7 +165,7 @@ Umbilic_approximation(const TriangleMesh& p,
   : P(p), k1(vertex2k1_pm), k2(vertex2k2_pm), 
     d1(vertex2d1_pm), d2(vertex2d2_pm)
 {
-  CGAL_precondition(is_triangle_mesh(P));
+  CGAL_precondition(is_pure_triangle(P));
 
   poly_neighbors = boost::shared_ptr<Poly_neighbors>(new Poly_neighbors(P));
 }