From 026049cf8ed2649a7a64f5e63f45176acff7abe6 Mon Sep 17 00:00:00 2001
From: Laurent Rineau <laurent.rineau@cgal.org>
Date: Mon, 10 Oct 2022 16:15:01 +0200
Subject: [PATCH] Switch to Epick-with-float using a new macro

If  `CGAL_EPICK_SINGLE_PRECISION` is defined, then the number type
of `CGAL::Epick` is `float` instead of `double`.
---
 .../CGAL/Exact_predicates_inexact_constructions_kernel.h  | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Kernel_23/include/CGAL/Exact_predicates_inexact_constructions_kernel.h b/Kernel_23/include/CGAL/Exact_predicates_inexact_constructions_kernel.h
index 7574c83412e..c2428965769 100644
--- a/Kernel_23/include/CGAL/Exact_predicates_inexact_constructions_kernel.h
+++ b/Kernel_23/include/CGAL/Exact_predicates_inexact_constructions_kernel.h
@@ -26,9 +26,15 @@ namespace CGAL {
 // The following is equivalent to Filtered_kernel< Simple_cartesian<double> >,
 // but it's shorter in terms of template name length (for error messages, mangling...).
 
+#ifndef CGAL_EPICK_SINGLE_PRECISION
+using Epick_number_type = double;
+#else
+using Epick_number_type = float;
+#endif
+
 class Epick
   : public Filtered_kernel_adaptor<
-               Type_equality_wrapper< Simple_cartesian<double>::Base<Epick>::Type, Epick >,
+               Type_equality_wrapper< Simple_cartesian<Epick_number_type>::Base<Epick>::Type, Epick >,
 #ifdef CGAL_NO_STATIC_FILTERS
                false >
 #else