数秒経ったら回る

Turn.cs

using UnityEngine;
using System.Collections;

public class Turn : StateMachineBehaviour {

	float endTime;

	override public void OnStateUpdate(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {
		endTime = Time.timeSinceLevelLoad + Random.Range(1.0f, 5.0f);
	}

	override public void OnStateExit(Animator animator, AnimatorStateInfo stateInfo, int layerIndex) {
		if( Time.timeSinceLevelLoad > endTime ){
			animator.SetTrigger("Turn");
		}
	}
}