UnityEngine.Experimental.Director.AnimatorControllerPlayable.GetBoolID C# (CSharp) Method

        private extern bool GetBoolID(int id);
        [MethodImpl(MethodImplOptions.InternalCall), WrapperlessIcall]

 public bool GetBool(int id)
 {
     return(AnimatorControllerPlayable.GetBoolID(ref this, id));
 }