From ed2067f461aed868d6dbc4ae743d2e7c0131ee93 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Tue, 17 Mar 2020 17:08:32 +0100
Subject: [PATCH] using new API

---
 .../CGAL/Polygon_mesh_processing/extrude.h        | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/extrude.h b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/extrude.h
index a12e35e711d..a3e5849d0b4 100644
--- a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/extrude.h
+++ b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/extrude.h
@@ -184,9 +184,10 @@ void extrude_mesh(const InputMesh& input,
 
   std::vector<std::pair<input_vertex_descriptor, output_vertex_descriptor> > bottom_v2v;
   std::vector<std::pair<input_halfedge_descriptor, output_halfedge_descriptor> > bottom_h2h;
-  copy_face_graph(input, output, std::back_inserter(bottom_v2v),
-                  std::back_inserter(bottom_h2h), Emptyset_iterator(),
-                  input_vpm, output_vpm);
+  copy_face_graph(input, output, parameters::vertex_point_map(input_vpm)
+                                            .vertex_to_vertex_output_iterator(std::back_inserter(bottom_v2v))
+                                            .halfedge_to_halfedge_output_iterator(std::back_inserter(bottom_h2h)),
+                                 parameters::vertex_point_map(output_vpm));
 
   // create the offset for the other side
   for(std::size_t i = 0; i< bottom_v2v.size(); ++i)
@@ -198,9 +199,11 @@ void extrude_mesh(const InputMesh& input,
   // collect border halfedges for the creation of the triangle strip
   std::vector<std::pair<input_vertex_descriptor, output_vertex_descriptor> > top_v2v;
   std::vector<std::pair<input_halfedge_descriptor, output_halfedge_descriptor> > top_h2h;
-  copy_face_graph(input, output, std::inserter(top_v2v, top_v2v.end()),
-                  std::inserter(top_h2h, top_h2h.end()), Emptyset_iterator(),
-                  input_vpm, output_vpm);
+  copy_face_graph(input, output, parameters::vertex_point_map(input_vpm)
+                                            .vertex_to_vertex_output_iterator(std::inserter(top_v2v, top_v2v.end()))
+                                            .halfedge_to_halfedge_output_iterator(std::inserter(top_h2h, top_h2h.end())),
+                                 parameters::vertex_point_map(output_vpm));
+
   for(std::size_t i = 0; i< top_v2v.size(); ++i)
   {
     top(top_v2v[i].first, top_v2v[i].second);