{"id":111,"date":"2019-12-09T13:35:16","date_gmt":"2019-12-09T05:35:16","guid":{"rendered":"http:\/\/www.blinkedu.cn\/?p=111"},"modified":"2019-12-09T13:35:16","modified_gmt":"2019-12-09T05:35:16","slug":"unity%ef%bc%9a%e6%9c%89%e9%99%90%e7%8a%b6%e6%80%81%e6%9c%ba%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.blinkedu.cn\/index.php\/2019\/12\/09\/unity%ef%bc%9a%e6%9c%89%e9%99%90%e7%8a%b6%e6%80%81%e6%9c%ba%e5%ae%9e%e7%8e%b0\/","title":{"rendered":"Unity\uff1a\u6709\u9650\u72b6\u6001\u673a\u5b9e\u73b0"},"content":{"rendered":"<p>\u5728\u6e38\u620f\u5f00\u53d1\u4e2d\uff0c\u4e00\u822c\u89d2\u8272\u90fd\u4f1a\u6709\u5f88\u591a\u7684\u72b6\u6001\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u8fd9\u4e9b\u72b6\u6001\u8fdb\u884c\u5904\u7406\u4ee5\u53ca\u72b6\u6001\u4e4b\u95f4\u7684\u8f6c\u6362\u3002<br \/>\n\u5982\u4e0b\u56fe\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u89d2\u8272\u62e5\u6709\u7684\u7684\u72b6\u6001\uff0c\u7bad\u5934\u6807\u8bc6\u7684\u662f\u72b6\u6001\u4e4b\u95f4\u7684\u8f6c\u6362\u5173\u7cfb\uff0c\u7b80\u5355\u7684\u65b9\u5f0f\u662f\u6211\u4eec\u5728\u4e00\u4e2aSwitch\u4e2d\u8fdb\u884c\u5224\u65ad\uff0c\u5728\u6bcf\u4e00\u4e2acase\u5206\u652f\u4e2d\u8fdb\u884c\u76f8\u5e94\u7684\u72b6\u6001\u5904\u7406\u548c\u8f6c\u6362\u6761\u4ef6\u5224\u65ad\u3002\u4f7f\u7528\u8fd9\u79cd\u65b9\u5f0f\u7684\u597d\u5904\u662f\u7b80\u5355\u65b9\u4fbf\uff0c\u4f46\u662f\u7f3a\u70b9\u4e5f\u975e\u5e38\u7684\u660e\u663e\uff0c\u5c31\u662f\u4e0d\u5229\u4e8e\u6269\u5c55\uff0c\u4fee\u6539\u8d77\u6765\u5f88\u9ebb\u70e6\u3002\u57fa\u4e8e\u8fd9\u4e2a\u6211\u4eec\u5c31\u53ef\u4ee5\u60f3\u5230\u4f7f\u7528\u6709\u9650\u72b6\u6001\u673a(FSM)\u6765\u8fdb\u884c\u72b6\u6001\u7684\u7ba1\u7406\u3002<\/p>\n<p><a href=\"https:\/\/i.loli.net\/2019\/12\/09\/Ltb3uTVSmMdnfHk.png\" target=\"_blank\"  rel=\"nofollow\" ><img decoding=\"async\" layer-src=\"https:\/\/i.loli.net\/2019\/12\/09\/Ltb3uTVSmMdnfHk.png\" src=\"https:\/\/i.loli.net\/2019\/12\/09\/Ltb3uTVSmMdnfHk.png\" alt=\"\u300aUnity\uff1a\u6709\u9650\u72b6\u6001\u673a\u5b9e\u73b0\u300b\" \/><\/a><\/p>\n<h2>\u6709\u9650\u72b6\u6001\u673a\u5b9a\u4e49<\/h2>\n<blockquote>\n<p><strong>\u6709\u9650\u72b6\u6001\u673a(\u82f1\u8bed\uff1afinite-state machine\uff0c\u7f29\u5199\uff1aFSM)<\/strong><\/p>\n<p><strong>\u5b9a\u4e49\uff1a<\/strong>\u603b\u7684\u6765\u8bf4\uff0c\u6709\u9650\u72b6\u6001\u673a\u7cfb\u7edf\uff0c\u662f\u6307\u5728\u4e0d\u540c\u9636\u6bb5\u4f1a\u5448\u73b0\u51fa\u4e0d\u540c\u7684\u8fd0\u884c\u72b6\u6001\u7684\u7cfb\u7edf\uff0c\u8fd9\u4e9b\u72b6\u6001\u662f\u6709\u9650\u7684\u3001\u4e0d\u91cd\u53e0\u7684\u3002\u8fd9\u6837\u7684\u7cfb\u7edf\u5728\u67d0\u4e00\u65f6\u523b\u4e00\u5b9a\u4f1a\u5904\u4e8e\u5176\u6240\u6709\u72b6\u6001\u4e2d\u7684\u4e00\u4e2a\u72b6\u6001\uff0c\u6b64\u65f6\u5b83\u63a5\u6536\u4e00\u90e8\u5206\u5141\u8bb8\u7684\u8f93\u5165\uff0c\u4ea7\u751f\u4e00\u90e8\u5206\u53ef\u80fd\u7684\u54cd\u5e94\uff0c\u5e76\u4e14\u8fc1\u79fb\u5230\u4e00\u90e8\u5206\u53ef\u80fd\u7684\u72b6\u6001\u3002\n<\/p>\n<\/blockquote>\n<h2>\u6709\u9650\u72b6\u6001\u673a\u7684\u5b9e\u73b0<\/h2>\n<ul>\n<li>\u72b6\u6001\u57fa\u7c7b\uff1a\u62bd\u8c61\u51fa\u4e00\u4e2a\u72b6\u6001\u57fa\u7c7b\uff0c\u8ba9\u6bcf\u4e2a\u72b6\u6001\u90fd\u7ee7\u627f\u8be5\u57fa\u7c7b<\/li>\n<\/ul>\n<pre><code class=\"language-csharp line-numbers\">\/\/\/ &lt;summary&gt;\n\/\/\/ \u72b6\u6001\u62bd\u8c61\u7c7b\n\/\/\/ &lt;\/summary&gt;\npublic abstract class FSMState\n{\n    \/\/ \u6240\u5c5e\u7684\u72b6\u6001\u673a\n    protected FSMSystem m_FSM = null;\n\n    protected FSMState(FSMSystem fsm)\n    {\n        m_FSM = fsm;\n    }\n\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u8fdb\u5165\u72b6\u6001\n    \/\/\/ &lt;\/summary&gt;\n    public virtual void OnEnter() { }\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u72b6\u6001\u4e2d\u8fdb\u884c\u7684\u52a8\u4f5c\n    \/\/\/ &lt;\/summary&gt;\n    public abstract void Action();\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u68c0\u6d4b\u72b6\u6001\u8f6c\u6362\n    \/\/\/ &lt;\/summary&gt;\n    public abstract void Check();\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u9000\u51fa\u72b6\u6001\n    \/\/\/ &lt;\/summary&gt;\n    public virtual void OnExit() { }\n}\n<\/code><\/pre>\n<ul>\n<li>\u72b6\u6001\u7684ID\u679a\u4e3e\uff0c\u7528\u6765\u6807\u8bc6\u6bcf\u4e2a\u72b6\u6001<\/li>\n<\/ul>\n<pre><code class=\"language-csharp line-numbers\">\/\/\/ &lt;summary&gt;\n\/\/\/ \u72b6\u6001ID\n\/\/\/ &lt;\/summary&gt;\npublic enum StateID\n{\n    Move,   \/\/ \u79fb\u52a8\n    Rotate  \/\/ \u65cb\u8f6c\n}\n<\/code><\/pre>\n<ul>\n<li>FSM\u7c7b\uff1a\u7528\u6765\u8fdb\u884c\u72b6\u6001\u4e4b\u95f4\u7684\u7ba1\u7406\u548c\u5207\u6362<\/li>\n<\/ul>\n<pre><code class=\"language-csharp line-numbers\">using System.Collections;\nusing System.Collections.Generic;\nusing UnityEngine;\n\n\/\/\/ &lt;summary&gt;\n\/\/\/ \u6709\u9650\u72b6\u6001\u673a\u7cfb\u7edf\n\/\/\/ &lt;\/summary&gt;\npublic class FSMSystem \n{\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u72b6\u6001\u673a\u6240\u5c5e\u6e38\u620f\u7269\u4f53\n    \/\/\/ &lt;\/summary&gt;\n    public GameObject OwnerGo { get; private set; }\n\n    \/\/ \u7528\u5b57\u5178\u5b58\u50a8\u6bcf\u4e2a\u72b6\u6001ID\u5bf9\u5e94\u7684\u72b6\u6001\n    private Dictionary&lt;StateID, FSMState&gt; m_StateMap = new Dictionary&lt;StateID, FSMState&gt;();\n\n    public FSMSystem(GameObject ownerGo)\n    {\n        OwnerGo = ownerGo;\n    }\n\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u5f53\u524d\u72b6\u6001ID\n    \/\/\/ &lt;\/summary&gt;\n    public StateID CurrentStateID { get; private set; }\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u5f53\u524d\u72b6\u6001\n    \/\/\/ &lt;\/summary&gt;\n    public FSMState CurrentState { get; private set; }\n\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u6dfb\u52a0\u72b6\u6001\n    \/\/\/ &lt;\/summary&gt;\n    \/\/\/ &lt;param name=&quot;id&quot;&gt;\u6dfb\u52a0\u7684\u72b6\u6001ID&lt;\/param&gt;\n    \/\/\/ &lt;param name=&quot;state&quot;&gt;\u5bf9\u5e94\u7684\u72b6\u6001\u5bf9\u8c61&lt;\/param&gt;\n    public void AddState(StateID id,FSMState state)\n    {\n        \/\/ \u5982\u679c\u5f53\u524d\u72b6\u6001\u4e3a\u7a7a\uff0c\u5c31\u8bbe\u7f6e\u4e3a\u9ed8\u8ba4\u72b6\u6001\n        if (CurrentState == null)\n        {\n            CurrentStateID = id;\n            CurrentState = state;\n        }\n        if (m_StateMap.ContainsKey(id))\n        {\n            Debug.LogErrorFormat(&quot;\u72b6\u6001ID:{0}\u5df2\u7ecf\u5b58\u5728\uff0c\u4e0d\u80fd\u91cd\u590d\u6dfb\u52a0\uff01&quot;, id);\n            return;\n        }\n        m_StateMap.Add(id, state);\n    }\n\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u79fb\u9664\u72b6\u6001\n    \/\/\/ &lt;\/summary&gt;\n    \/\/\/ &lt;param name=&quot;id&quot;&gt;\u8981\u79fb\u9664\u7684\u72b6\u6001ID&lt;\/param&gt;\n    public void RemoveState(StateID id)\n    {\n        if (!m_StateMap.ContainsKey(id))\n        {\n            Debug.LogWarningFormat(&quot;\u72b6\u6001ID:{0}\u4e0d\u5b58\u5728\uff0c\u4e0d\u9700\u8981\u79fb\u9664&quot;,id);\n            return;\n        }\n        m_StateMap.Remove(id);\n    }\n\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u6539\u53d8\u72b6\u6001\n    \/\/\/ &lt;\/summary&gt;\n    \/\/\/ &lt;param name=&quot;id&quot;&gt;\u9700\u8981\u8f6c\u6362\u5230\u7684\u76ee\u6807\u72b6\u6001ID&lt;\/param&gt;\n    public void ChangeState(StateID id)\n    {\n        if (id == CurrentStateID) return;\n        if (!m_StateMap.ContainsKey(id))\n        {\n            Debug.LogErrorFormat(&quot;\u72b6\u6001ID:{0}\u4e0d\u5b58\u5728\uff01&quot;, id);\n            return;\n        }\n        if (CurrentState != null)\n            CurrentState.OnExit();\n        CurrentStateID = id;\n        CurrentState = m_StateMap[id];\n        CurrentState.OnEnter();\n    }\n\n    \/\/\/ &lt;summary&gt;\n    \/\/\/ \u66f4\u65b0\uff0c\u5728\u72b6\u6001\u673a\u6301\u6709\u8005\u7269\u4f53\u7684Update\u4e2d\u8c03\u7528\n    \/\/\/ &lt;\/summary&gt;\n    public void Update()\n    {\n        CurrentState.Action();\n        CurrentState.Check();\n    }\n}\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u6709\u9650\u72b6\u6001\u673a\u7684\u6838\u5fc3\u90e8\u5206\uff0c\u4e0b\u9762\u6211\u4eec\u8fdb\u884c\u6d4b\u8bd5\uff0c\u770b\u4e00\u4e0b\u6548\u679c<\/p>\n<h2>\u6d4b\u8bd5<\/h2>\n<p>\u6211\u4eec\u5047\u8bbe\u89d2\u8272\u6709\u4e24\u4e2a\u72b6\u6001\uff0c\u5206\u522b\u662f\u3010\u79fb\u52a8\u3011\u548c\u3010\u65cb\u8f6c\u3011\uff0c\u6211\u4eec\u8ba9\u89d2\u8272<br \/>\n<strong>\u79fb\u52a8<\/strong>2\u79d2\u949f\u540e\u8f6c\u6362\u5230<strong>\u65cb\u8f6c<\/strong>\u72b6\u6001\uff0c\u5728<strong>\u65cb\u8f6c<\/strong>\u4e4b\u540e\u8f6c\u6362\u5230<strong>\u79fb\u52a8<\/strong>\u72b6\u6001<\/p>\n<p><a href=\"https:\/\/i.loli.net\/2019\/12\/09\/fU9Zt7MCaISY16F.png\" target=\"_blank\"  rel=\"nofollow\" ><img decoding=\"async\" layer-src=\"https:\/\/i.loli.net\/2019\/12\/09\/fU9Zt7MCaISY16F.png\" src=\"https:\/\/i.loli.net\/2019\/12\/09\/fU9Zt7MCaISY16F.png\" alt=\"\u300aUnity\uff1a\u6709\u9650\u72b6\u6001\u673a\u5b9e\u73b0\u300b\" \/><\/a><\/p>\n<ul>\n<li>\u5b9e\u73b0\u79fb\u52a8\u72b6\u6001\u7c7b<\/li>\n<\/ul>\n<pre><code class=\"language-csharp line-numbers\">using System.Collections;\nusing System.Collections.Generic;\nusing UnityEngine;\n\n\/\/\/ &lt;summary&gt;\n\/\/\/ \u79fb\u52a8\u72b6\u6001\n\/\/\/ &lt;\/summary&gt;\npublic class MoveState : FSMState\n{\n    \/\/ \u8ba1\u65f6\n    private float m_Timer = 0;\n\n    public MoveState(FSMSystem fsm) : base(fsm)\n    {\n    }\n\n    public override void Action()\n    {\n        \/\/ \u5411\u524d\u79fb\u52a8\n        m_FSM.OwnerGo.transform.Translate(m_FSM.OwnerGo.transform.forward * 3f * Time.deltaTime,Space.World);\n    }\n\n    public override void Check()\n    {\n        m_Timer += Time.deltaTime;\n        \/\/ \u5982\u679c\u8ba1\u65f6\u8fbe\u52302\u79d2\n        if(m_Timer &gt; 2f)\n        {\n            \/\/ \u8f6c\u53d8\u4e3a\u65cb\u8f6c\u72b6\u6001\n            m_FSM.ChangeState(StateID.Rotate);\n        }\n    }\n\n    public override void OnExit()\n    {\n        \/\/ \u9000\u51fa\u72b6\u6001\u65f6\u5c06\u8ba1\u65f6\u5668\u7f6e\u96f6\n        m_Timer = 0f;\n    }\n}\n<\/code><\/pre>\n<ul>\n<li>\u5b9e\u73b0\u65cb\u8f6c\u72b6\u6001\u7c7b<\/li>\n<\/ul>\n<pre><code class=\"language-csharp line-numbers\">using System.Collections;\nusing System.Collections.Generic;\nusing UnityEngine;\n\npublic class RotateState : FSMState\n{\n    \/\/ \u8ba1\u65f6\u5668\n    private float m_Timer = 0f;\n\n    public RotateState(FSMSystem fsm) : base(fsm)\n    {\n\n    }\n\n    public override void Action()\n    {\n        \/\/ \u65cb\u8f6c\n        m_FSM.OwnerGo.transform.localEulerAngles = new Vector3(0, m_FSM.OwnerGo.transform.localEulerAngles.y + 3f, 0);\n    }\n\n    public override void Check()\n    {\n        m_Timer += Time.deltaTime;\n        \/\/ \u5982\u679c\u65cb\u8f6c\u8fbe\u52301\u79d2\n        if (m_Timer &gt; 1f)\n        {\n            \/\/ \u8f6c\u6362\u5230\u79fb\u52a8\u72b6\u6001\n            m_FSM.ChangeState(StateID.Move);\n        }\n    }\n\n    public override void OnExit()\n    {\n        \/\/ \u7f6e\u96f6\u8ba1\u65f6\u5668\n        m_Timer = 0f;\n\n    }\n}\n<\/code><\/pre>\n<ul>\n<li>\u5b9e\u73b0\u89d2\u8272\u7c7b\uff0c\u8fd9\u4e2a\u811a\u672c\u662f\u6302\u8f7d\u5230\u89d2\u8272\u6e38\u620f\u7269\u4f53\u4e0a\u7684<\/li>\n<\/ul>\n<pre><code class=\"language-csharp line-numbers\">using System.Collections;\nusing System.Collections.Generic;\nusing UnityEngine;\n\npublic class Character : MonoBehaviour \n{\n    \/\/ \u6709\u9650\u72b6\u6001\u673a\n    private FSMSystem m_FSM = null;\n\n    private void Start()\n    {\n        \/\/ \u5b9e\u4f8b\u5316\u6709\u9650\u72b6\u6001\u673a\n        m_FSM = new FSMSystem(this.gameObject);\n        \/\/ \u6dfb\u52a0\u72b6\u6001\u5230\u6709\u9650\u72b6\u6001\u673a\u4e2d\n        m_FSM.AddState(StateID.Move, new MoveState(m_FSM));\n        m_FSM.AddState(StateID.Rotate, new RotateState(m_FSM));\n    }\n\n    private void Update()\n    {\n        \/\/ \u8c03\u7528\u6709\u9650\u72b6\u6001\u673a\u4e2d\u7684Update\u65b9\u6cd5\n        if (m_FSM != null)\n            m_FSM.Update();\n    }\n}\n<\/code><\/pre>\n<p>\u5c06Character\u811a\u672c\u6302\u8f7d\u5230\u89d2\u8272\u6e38\u620f\u7269\u4f53\u4e0a\uff0c\u70b9\u51fb\u8fd0\u884c\u5c31\u53ef\u4ee5\u770b\u5230\u6548\u679c<br \/>\n<a href=\"https:\/\/i.loli.net\/2019\/12\/09\/pHZbUqJ6EDjYy9u.gif\" target=\"_blank\"  rel=\"nofollow\" ><img decoding=\"async\" layer-src=\"https:\/\/i.loli.net\/2019\/12\/09\/pHZbUqJ6EDjYy9u.gif\" src=\"https:\/\/i.loli.net\/2019\/12\/09\/pHZbUqJ6EDjYy9u.gif\" alt=\"\u300aUnity\uff1a\u6709\u9650\u72b6\u6001\u673a\u5b9e\u73b0\u300b\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u6e38\u620f\u5f00\u53d1\u4e2d\uff0c\u4e00\u822c\u89d2\u8272\u90fd\u4f1a\u6709\u5f88\u591a\u7684\u72b6\u6001\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u8fd9\u4e9b\u72b6\u6001\u8fdb\u884c\u5904\u7406\u4ee5\u53ca\u72b6\u6001\u4e4b\u95f4\u7684\u8f6c\u6362\u3002 \u5982\u4e0b\u56fe\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u89d2\u8272\u62e5\u6709\u7684\u7684\u72b6\u6001\uff0c\u7bad\u5934\u6807\u8bc6\u7684\u662f\u72b6\u6001\u4e4b\u95f4\u7684\u8f6c\u6362\u5173\u7cfb\uff0c\u7b80\u5355\u7684\u65b9\u5f0f\u662f\u6211\u4eec\u5728\u4e00\u4e2aSwitch\u4e2d\u8fdb\u884c\u5224\u65ad\uff0c\u5728\u6bcf\u4e00\u4e2acase\u5206\u652f\u4e2d\u8fdb\u884c\u76f8\u5e94\u7684\u72b6\u6001\u5904\u7406\u548c\u8f6c\u6362\u6761\u4ef6\u5224\u65ad\u3002\u4f7f\u7528\u8fd9\u79cd\u65b9\u5f0f\u7684\u597d\u5904\u662f\u7b80\u5355\u65b9\u4fbf\uff0c\u4f46\u662f\u7f3a\u70b9\u4e5f\u975e\u5e38\u7684\u660e\u663e\uff0c\u5c31\u662f\u4e0d\u5229\u4e8e\u6269\u5c55\uff0c\u4fee\u6539\u8d77\u6765\u5f88\u9ebb\u70e6\u2026\u2026<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[9],"class_list":["post-111","post","type-post","status-publish","format-standard","hentry","category-unity","tag-unity"],"_links":{"self":[{"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/posts\/111"}],"collection":[{"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/comments?post=111"}],"version-history":[{"count":0,"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/posts\/111\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/media?parent=111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/categories?post=111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.blinkedu.cn\/index.php\/wp-json\/wp\/v2\/tags?post=111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}