UnityEngine.StateMachineBehaviour.OnStateEnter C# (CSharp) Method

        public virtual void OnStateEnter(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
        {
        }

 static public int OnStateEnter(IntPtr l)
 {
     try {
                     #if DEBUG
         var    method     = System.Reflection.MethodBase.GetCurrentMethod();
         string methodName = GetMethodName(method);
                     #if UNITY_5_5_OR_NEWER
         UnityEngine.Profiling.Profiler.BeginSample(methodName);
                     #else
         Profiler.BeginSample(methodName);
                     #endif
                     #endif
         int argc = LuaDLL.lua_gettop(l);
         if (argc == 4)
         {
             UnityEngine.StateMachineBehaviour self = (UnityEngine.StateMachineBehaviour)checkSelf(l);
             UnityEngine.Animator a1;
             checkType(l, 2, out a1);
             UnityEngine.AnimatorStateInfo a2;
             checkValueType(l, 3, out a2);
             System.Int32 a3;
             checkType(l, 4, out a3);
             self.OnStateEnter(a1, a2, a3);
             pushValue(l, true);
             return(1);
         }
         else if (argc == 5)
         {
             UnityEngine.StateMachineBehaviour self = (UnityEngine.StateMachineBehaviour)checkSelf(l);
             UnityEngine.Animator a1;
             checkType(l, 2, out a1);
             UnityEngine.AnimatorStateInfo a2;
             checkValueType(l, 3, out a2);
             System.Int32 a3;
             checkType(l, 4, out a3);
             UnityEngine.Experimental.Director.AnimatorControllerPlayable a4;
             checkType(l, 5, out a4);
             self.OnStateEnter(a1, a2, a3, a4);
             pushValue(l, true);
             return(1);
         }
         pushValue(l, false);
         LuaDLL.lua_pushstring(l, "No matched override function OnStateEnter to call");
         return(2);
     }
     catch (Exception e) {
         return(error(l, e));
     }
             #if DEBUG
     finally {
                     #if UNITY_5_5_OR_NEWER
         UnityEngine.Profiling.Profiler.EndSample();
                     #else
         Profiler.EndSample();
                     #endif
     }
             #endif
 }