Changeset 178

Timestamp:

07/27/13 22:51:43 (12 years ago)

Author:

epyon

Message:

• flags - now properly working with non-enum types

File:

• trunk/nv/flags.hh (modified) (2 diffs)

trunk/nv/flags.hh

@@ -20 +20 @@
 namespace nv
 {
+        template< typename T, typename IS_ENUM >
+        struct base_underlying_type_helper
+        {
+                typedef T type;
+        };
+
+        template< typename T >
+        struct base_underlying_type_helper< T, std::true_type >
+        {
+                typedef typename std::underlying_type<T>::type type;
+        };
+
+
+        template< typename T >
+        struct base_underlying_type
+        {
+                typedef typename base_underlying_type_helper< T, typename std::is_enum<T>::type >::type type;
+        };
 
         template < uint32 SIZE, typename T = uint32 >
@@ -65 +83 @@
                 typedef T      index_type;
                 typedef uint32 size_type;
-                typedef typename std::underlying_type<T>::type raw_index_type;
+                typedef typename base_underlying_type<T>::type raw_index_type;
 
                 static const size_type data_type_size = sizeof( data_type ) * 8;