From df940da6b1827a5322a1b6c9dc96b5c446e48b13 Mon Sep 17 00:00:00 2001
From: Simon Giraudot <simon.giraudot@geometryfactory.com>
Date: Fri, 22 Feb 2019 16:36:18 +0100
Subject: [PATCH] Fix FT type detection

---
 .../include/CGAL/IO/read_ply_points.h                 | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Point_set_processing_3/include/CGAL/IO/read_ply_points.h b/Point_set_processing_3/include/CGAL/IO/read_ply_points.h
index a7cc94683ca..5a3c819bf52 100644
--- a/Point_set_processing_3/include/CGAL/IO/read_ply_points.h
+++ b/Point_set_processing_3/include/CGAL/IO/read_ply_points.h
@@ -92,10 +92,19 @@ namespace CGAL {
   };
 
   /// \cond SKIP_IN_MANUAL
+
+  // Use a double property for all kernels...
+  template <typename FT> struct Convert_FT        { typedef double type; };
+  // ...except if kernel uses type float
+  template <>            struct Convert_FT<float> { typedef float type;  };
+    
   template <typename PointOrVectorMap>
   struct GetFTFromMap
   {
-    typedef typename Kernel_traits<typename boost::property_traits<PointOrVectorMap>::value_type>::Kernel::FT type;
+    typedef typename Convert_FT
+    <typename Kernel_traits
+     <typename boost::property_traits
+      <PointOrVectorMap>::value_type>::Kernel::FT>::type type;
   };
   /// \endcond