diff --git a/MiniEngine.h b/MiniEngine.h
index 6412c3b..eca3106 100644
--- a/MiniEngine.h
+++ b/MiniEngine.h
@@ -467,11 +467,21 @@ namespace MiniEngine
 	{
     public:
         Timer();
-        /// Uint32 func(Uint32,void*) ...
+
+        /// void func(Uint32,...)
+        template<typename VoidCallable,typename... Args>
+        Timer(Uint32 interval,VoidCallable&& vcallable,Args&&... args) : Timer()
+        {
+            auto realCall=[&](Uint32 ims)->Uint32{vcallable(ims,args...);return interval;};
+            auto pfunc=new std::function<Uint32(Uint32 interval)>(realCall);
+            _real_timer_call(_global_timer_executor,interval,pfunc);
+        }
+
+        /// Uint32 func(Uint32,...)
         template<typename Callable,typename... Args>
         Timer(Callable&& callable,Uint32 interval,Args&&... args) : Timer()
         {
-            auto realCall=[&](Uint32 interval)->Uint32{return callable(interval,args...);};
+            auto realCall=[&](Uint32 ims)->Uint32{return callable(ims,args...);};
             auto pfunc=new std::function<Uint32(Uint32 interval)>(realCall);
             _real_timer_call(_global_timer_executor,interval,pfunc);
         }