using UnityEngine;
using System.Collections;

public class PlayerAnimation : MonoBehaviour {

    float ver;
    private Animator ani;

    void Awake()
    {
        ani = GetComponent<Animator> ();
    }

    void Update()
    {
        ver = Input.GetAxis ("Vertical");
        //设置动画状态机参数
//        ani.SetInteger ("Number",(int)Mathf.Abs (ver));
        ani.SetInteger (HashIDs.instance.Number,(int)Mathf.Abs (ver));
        //前键，人物朝前，后键，人物朝后
        if (ver > 0) {
            transform.eulerAngles = Vector3.zero;
        } else if(ver < 0){
            transform.eulerAngles = Vector3.up * 180;
        }
        //按下空格，玩家喊叫
        if (Input.GetKeyDown (KeyCode.Space)) {
            ani.SetTrigger ("Shout");
        }
    }
}

using UnityEngine;
using System.Collections;

public class HashIDs : MonoBehaviour {

    public static HashIDs instance;

    void Awake()
    {
        instance = this;    
    }

    public int Speed;
    public int Number;
    public int Idle;
    public int Run;

    void Start()
    {
        Speed = Animator.StringToHash ("Speed");
        Number = Animator.StringToHash ("Number");
        Idle = Animator.StringToHash ("Idle");
        Run = Animator.StringToHash ("Run");
    }

}