From 2fac5f2f13ba3c9a2bc7e89a8ae548c031f710db Mon Sep 17 00:00:00 2001
From: Dmitry Anisimov <danston@ymail.com>
Date: Tue, 21 May 2019 17:52:00 +0200
Subject: [PATCH] face index to size_t warning fix

---
 .../Shape_detection/region_growing_on_polygon_mesh.cpp         | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Shape_detection/examples/Shape_detection/region_growing_on_polygon_mesh.cpp b/Shape_detection/examples/Shape_detection/region_growing_on_polygon_mesh.cpp
index f7b46da219f..e49cee21325 100644
--- a/Shape_detection/examples/Shape_detection/region_growing_on_polygon_mesh.cpp
+++ b/Shape_detection/examples/Shape_detection/region_growing_on_polygon_mesh.cpp
@@ -154,8 +154,9 @@ int main(int argc, char *argv[]) {
           static_cast<unsigned char>(rand() % 256));
 
         // Iterate through all region items.
+        using size_type = typename Polygon_mesh::size_type;
         for (const auto index : region)
-          face_color[static_cast<Face_index>(index)] = color;
+          face_color[Face_index(static_cast<size_type>(index))] = color;
       }
 
       out << polygon_mesh;