From d7cbcfa1dcb6dbceb195fe085a78b12b76d8a149 Mon Sep 17 00:00:00 2001
From: Luigi Malomo <malomo.luigi@gmail.com>
Date: Fri, 16 Oct 2020 14:43:39 +0200
Subject: [PATCH] removed all deprecated std::unary_function

---
 vcg/space/index/spatial_hashing.h   | 4 +---
 vcg/space/index/spatial_hashing2d.h | 7 +------
 2 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/vcg/space/index/spatial_hashing.h b/vcg/space/index/spatial_hashing.h
index 449017c0..df17e169 100644
--- a/vcg/space/index/spatial_hashing.h
+++ b/vcg/space/index/spatial_hashing.h
@@ -33,10 +33,8 @@
 
 namespace vcg{
 
-
-
     // hashing function
-    struct HashFunctor : public std::unary_function<Point3i, size_t>
+    struct HashFunctor
     {
         enum
           { // parameters for hash table
diff --git a/vcg/space/index/spatial_hashing2d.h b/vcg/space/index/spatial_hashing2d.h
index ae27a3b2..a8d0c407 100644
--- a/vcg/space/index/spatial_hashing2d.h
+++ b/vcg/space/index/spatial_hashing2d.h
@@ -52,10 +52,8 @@
 
 namespace vcg{
 
-
-
 	// hashing function
-	struct HashFunctor2D : public std::unary_function<Point2i, size_t>
+	struct HashFunctor2D
 	{
 		enum
 		{ // parameters for hash table
@@ -78,9 +76,6 @@ namespace vcg{
         }
     };
 
-
-
-
     /** Spatial Hash Table
     Spatial Hashing as described in
     "Optimized Spatial Hashing for Coll	ision Detection of Deformable Objects",