[Unity3D] 隨機播放攻擊動畫＆自動尋路功能

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class GetRandomAnimation : MonoBehaviour
{
    //定義怪物狀態的枚舉
    public enum State {
        /// <summary>
        /// 站立
        /// </summary>
        Stand,
        /// <summary>
        /// 走路
        /// </summary>
        Walk,
        /// <summary>
        /// 攻擊
        /// </summary>
        Attack,
        /// <summary>
        /// 尋路
        /// </summary>
        PathFinding,
        /// <summary>
        /// 閑置狀態
        /// </summary>
        Idle,
    }

    //攻擊動畫數組(將要使用的攻擊動畫名稱復制進去)
    public string[] ATKAnimationList;
    //常用動畫,將動畫名稱一 一寫入即可
    public string Walk;
    public string Stand;
    public string Idle;
    public string Die;

    //聲明動畫組件
    public Animator animator;
    //默認尋路狀態
    public State CurrentState = State.PathFinding;
    //攻擊頻率
    public float AtkInterval3s = 3f;
    //創建一個空物體並放置好位置,拖入即可生成怪物移動路線
    public Transform[] wayPoints;
    //當前下標
    private int CurrentIndex;
    //移動速度
    public float MoveSpeed = 5f;
    void Start()
    {
        //查找動畫組件並賦值
        animator = this.GetComponent<Animator>();
        //默認動畫站立姿勢
        Playing(Stand);
    }


    void Update()
    {
        switch (CurrentState) {
            case State.PathFinding:
                //播放行走動畫
                Playing(Walk);
                //如果到達了路徑的終點,切換攻擊狀態為攻擊
                if (PathFinding() == false) {
                    CurrentState = State.Attack;
                }
                break;
            case State.Stand:
                break;
            case State.Idle:
                break;
            case State.Attack:
                //隨機一個攻擊動畫播放
                int animName = UnityEngine.Random.Range(0, ATKAnimationList.Length);
                Playing(ATKAnimationList[animName]);
                if (AtkInterval3s <= Time.time) {
                    CurrentState = State.Stand;
                }
                break;
            case State.Walk:
                break;
        }
    }

    //播放動畫
    private void Playing(string AnimationName) {
         animator.SetBool(AnimationName,true);
    }

　　　　　//自動尋路
    public bool PathFinding() {

        //如果路線值為空 或者 到達路線最大值時 返回到達目標點
        if (wayPoints == null || CurrentIndex >= wayPoints.Length)return false;

        //注視當前目標點
        LookRotation(wayPoints[CurrentIndex].position);

        //朝着目標點移動
        MoveForward();

        //如果當前位置與目標點接近時
        if (Vector3.Distance(this.transform.position, wayPoints[CurrentIndex].position) < 0.1f) {
            //更換下一個坐標點
            CurrentIndex++;
        }
        return true;
    }

    //注視平滑旋轉
    private void LookRotation(Vector3 Target) {
        Quaternion dir = Quaternion.LookRotation(Target - this.transform.position);
        this.transform.rotation = Quaternion.Lerp(this.transform.rotation, dir, 0.1f);
    }

    //移動
    public void MoveForward() {
        this.transform.Translate(Vector3.forward * MoveSpeed * Time.deltaTime);
    }
}

自動尋路(右鍵新頁面打開高清圖)

 

隨機切換攻擊(請忽略動作位置偏移)右鍵新頁面打開高清圖