{"id":93797,"date":"2026-08-13T08:57:44","date_gmt":"2026-08-13T00:57:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/93797.html"},"modified":"2026-08-13T08:57:44","modified_gmt":"2026-08-13T00:57:44","slug":"unity%e5%9f%ba%e7%a1%80%ef%bc%9astart%e4%b8%8eupdate%e6%96%b9%e6%b3%95-unity%e8%84%9a%e6%9c%ac%e7%94%9f%e5%91%bd%e5%91%a8%e6%9c%9f%e5%88%9d%e6%8e%a2","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/93797.html","title":{"rendered":"Unity\u57fa\u7840\uff1aStart\u4e0eUpdate\u65b9\u6cd5\u2014\u2014Unity\u811a\u672c\u751f\u547d\u5468\u671f\u521d\u63a2"},"content":{"rendered":"<h2>Unity\u57fa\u7840&#xff1a;Start\u4e0eUpdate\u65b9\u6cd5\u2014\u2014Unity\u811a\u672c\u751f\u547d\u5468\u671f\u521d\u63a2<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260813005741-6a7d1685c49d1.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5927\u5bb6\u597d&#xff0c;\u6b22\u8fce\u56de\u5230Unity\u6559\u7a0b\u7cfb\u5217\u3002\u4e0a\u4e00\u7bc7\u6587\u7ae0\u6211\u4eec\u5b66\u4f1a\u4e86\u521b\u5efa\u548c\u6302\u8f7dC#\u811a\u672c&#xff0c;\u8fd8\u5199\u4e86\u51e0\u4e2a\u7b80\u5355\u7684\u811a\u672c\u6765\u8ba9\u7269\u4f53\u65cb\u8f6c\u548c\u79fb\u52a8\u3002\u5728\u90a3\u4e9b\u811a\u672c\u4e2d&#xff0c;\u6211\u4eec\u7528\u5230\u4e86Start\u548cUpdate\u4e24\u4e2a\u65b9\u6cd5&#xff0c;\u4f46\u53ea\u662f\u7b80\u5355\u5e26\u8fc7\u3002\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0&#xff0c;\u6211\u4eec\u8981\u6df1\u5165\u7406\u89e3\u8fd9\u4e24\u4e2a\u6700\u6838\u5fc3\u7684Unity\u751f\u547d\u5468\u671f\u65b9\u6cd5\u3002<\/p>\n<p>Start\u548cUpdate\u662fUnity\u4e2d\u4f7f\u7528\u9891\u7387\u6700\u9ad8\u7684\u4e24\u4e2a\u65b9\u6cd5&#xff0c;\u51e0\u4e4e\u6bcf\u4e2a\u811a\u672c\u90fd\u4f1a\u7528\u5230\u5b83\u4eec\u3002\u7406\u89e3\u5b83\u4eec\u7684\u8c03\u7528\u65f6\u673a\u3001\u6267\u884c\u9891\u7387\u548c\u6b63\u786e\u7528\u6cd5&#xff0c;\u662f\u5199\u51fa\u9ad8\u8d28\u91cfUnity\u4ee3\u7801\u7684\u57fa\u7840\u3002<\/p>\n<h3>\u4e00\u3001\u4ec0\u4e48\u662f\u751f\u547d\u5468\u671f<\/h3>\n<h4>1.1 \u751f\u547d\u5468\u671f\u7684\u6982\u5ff5<\/h4>\n<p>&#x1f4a1; Unity\u4e2d\u7684\u6bcf\u4e2aMonoBehaviour\u811a\u672c\u90fd\u6709\u4e00\u4e2a\u5b8c\u6574\u7684&#034;\u751f\u547d\u5468\u671f&#034;\u2014\u2014\u4ece\u521b\u5efa\u5230\u9500\u6bc1\u7684\u8fc7\u7a0b\u4e2d&#xff0c;Unity\u5f15\u64ce\u4f1a\u5728\u7279\u5b9a\u65f6\u673a\u81ea\u52a8\u8c03\u7528\u811a\u672c\u4e2d\u9884\u5b9a\u4e49\u7684\u65b9\u6cd5\u3002\u8fd9\u4e9b\u65b9\u6cd5\u6309\u7167\u56fa\u5b9a\u7684\u987a\u5e8f\u88ab\u8c03\u7528&#xff0c;\u6784\u6210\u4e86\u811a\u672c\u7684\u751f\u547d\u5468\u671f\u3002<\/p>\n<p>\u7406\u89e3\u751f\u547d\u5468\u671f\u5f88\u91cd\u8981&#xff0c;\u56e0\u4e3a\u5728\u4e0d\u540c\u7684\u751f\u547d\u5468\u671f\u9636\u6bb5&#xff0c;\u4f60\u5e94\u8be5\u505a\u4e0d\u540c\u7684\u4e8b\u60c5&#xff1a;<\/p>\n<ul>\n<li>\u6709\u4e9b\u4ee3\u7801\u53ea\u9700\u8981\u6267\u884c\u4e00\u6b21&#xff08;\u521d\u59cb\u5316&#xff09;<\/li>\n<li>\u6709\u4e9b\u4ee3\u7801\u9700\u8981\u6bcf\u5e27\u90fd\u6267\u884c&#xff08;\u66f4\u65b0\u903b\u8f91&#xff09;<\/li>\n<li>\u6709\u4e9b\u4ee3\u7801\u9700\u8981\u5728\u6bcf\u5e27\u7684\u7279\u5b9a\u9636\u6bb5\u6267\u884c&#xff08;\u7269\u7406\u66f4\u65b0\u3001\u6e32\u67d3\u540e\u66f4\u65b0&#xff09;<\/li>\n<li>\u6709\u4e9b\u4ee3\u7801\u9700\u8981\u5728\u9500\u6bc1\u524d\u6267\u884c&#xff08;\u6e05\u7406\u5de5\u4f5c&#xff09;<\/li>\n<\/ul>\n<h4>1.2 \u751f\u547d\u5468\u671f\u65b9\u6cd5\u6982\u89c8<\/h4>\n<p>Unity\u811a\u672c\u7684\u5b8c\u6574\u751f\u547d\u5468\u671f\u5305\u542b\u4ee5\u4e0b\u5173\u952e\u65b9\u6cd5&#xff08;\u6309\u6267\u884c\u987a\u5e8f&#xff09;&#xff1a;<\/p>\n<p>Awake()           \u2500\u2500\u2192 \u811a\u672c\u5b9e\u4f8b\u521b\u5efa\u65f6\u8c03\u7528\u4e00\u6b21<br \/>\nOnEnable()        \u2500\u2500\u2192 \u811a\u672c\u542f\u7528\u65f6\u8c03\u7528<br \/>\nStart()           \u2500\u2500\u2192 \u9996\u6b21Update\u524d\u8c03\u7528\u4e00\u6b21<br \/>\nFixedUpdate()     \u2500\u2500\u2192 \u56fa\u5b9a\u65f6\u95f4\u95f4\u9694\u8c03\u7528&#xff08;\u7269\u7406\u66f4\u65b0&#xff09;<br \/>\nUpdate()          \u2500\u2500\u2192 \u6bcf\u5e27\u8c03\u7528<br \/>\nLateUpdate()      \u2500\u2500\u2192 Update\u4e4b\u540e\u8c03\u7528<br \/>\nOnDisable()       \u2500\u2500\u2192 \u811a\u672c\u7981\u7528\u65f6\u8c03\u7528<br \/>\nOnDestroy()       \u2500\u2500\u2192 \u811a\u672c\u9500\u6bc1\u65f6\u8c03\u7528<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u6211\u4eec\u91cd\u70b9\u8bb2\u89e3Start\u548cUpdate&#xff0c;\u5176\u4ed6\u65b9\u6cd5\u5728\u540e\u7eed\u6587\u7ae0\u4e2d\u4f1a\u9010\u4e00\u6df1\u5165\u3002<\/p>\n<h3>\u4e8c\u3001Start\u65b9\u6cd5\u2014\u2014\u521d\u59cb\u5316\u5165\u53e3<\/h3>\n<h4>2.1 Start\u7684\u8c03\u7528\u65f6\u673a<\/h4>\n<p>&#x1f4a1; Start\u5728\u811a\u672c\u5b9e\u4f8b\u88ab\u542f\u7528\u540e&#xff0c;\u7b2c\u4e00\u6b21Update\u4e4b\u524d\u88ab\u8c03\u7528&#xff0c;\u4e14\u53ea\u88ab\u8c03\u7528\u4e00\u6b21\u3002<\/p>\n<p>\u5177\u4f53\u6765\u8bf4&#xff0c;Start\u7684\u8c03\u7528\u6761\u4ef6&#xff1a;<\/p>\n<ul>\n<li>GameObjet\u5904\u4e8e\u6fc0\u6d3b\u72b6\u6001&#xff08;activeInHierarchy\u4e3atrue&#xff09;<\/li>\n<li>\u811a\u672c\u7ec4\u4ef6\u5904\u4e8e\u542f\u7528\u72b6\u6001&#xff08;enabled\u4e3atrue&#xff09;<\/li>\n<li>Start\u5728\u8fd9\u4e2a\u811a\u672c\u5b9e\u4f8b\u7684\u6574\u4e2a\u751f\u547d\u5468\u671f\u4e2d\u53ea\u6267\u884c\u4e00\u6b21<\/li>\n<\/ul>\n<h4>2.2 Start\u7684\u5178\u578b\u7528\u9014<\/h4>\n<p>Start\u662f\u521d\u59cb\u5316\u7684\u6807\u51c6\u4f4d\u7f6e&#xff0c;\u9002\u5408\u505a\u4ee5\u4e0b\u4e8b\u60c5&#xff1a;<\/p>\n<p>\u83b7\u53d6\u7ec4\u4ef6\u5f15\u7528&#xff1a;<\/p>\n<p><span class=\"token keyword\">private<\/span> <span class=\"token class-name\">Rigidbody<\/span> rb<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span> <span class=\"token class-name\">Animator<\/span> animator<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span> <span class=\"token class-name\">AudioSource<\/span> audioSource<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    rb <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Rigidbody<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    animator <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Animator<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    audioSource <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>AudioSource<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8bbe\u7f6e\u521d\u59cb\u503c&#xff1a;<\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u521d\u59cb\u4f4d\u7f6e<\/span><br \/>\n    transform<span class=\"token punctuation\">.<\/span>position <span class=\"token operator\">&#061;<\/span> spawnPoint<span class=\"token punctuation\">.<\/span>position<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u521d\u59cb\u5316\u751f\u547d\u503c<\/span><br \/>\n    currentHealth <span class=\"token operator\">&#061;<\/span> maxHealth<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u521d\u59cb\u989c\u8272<\/span><br \/>\n    <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Renderer<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>material<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span>white<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5efa\u7acb\u521d\u59cb\u72b6\u6001&#xff1a;<\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u6682\u505c\u6e38\u620f&#xff0c;\u663e\u793a\u83dc\u5355<\/span><br \/>\n    Time<span class=\"token punctuation\">.<\/span>timeScale <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u751f\u6210\u521d\u59cb\u6ce2\u6b21\u7684\u654c\u4eba<\/span><br \/>\n    <span class=\"token function\">SpawnEnemyWave<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u64ad\u653e\u80cc\u666f\u97f3\u4e50<\/span><br \/>\n    bgmAudioSource<span class=\"token punctuation\">.<\/span><span class=\"token function\">Play<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>2.3 Start vs Awake<\/h4>\n<p>Start\u548cAwake\u90fd\u5728\u521d\u59cb\u5316\u9636\u6bb5\u88ab\u8c03\u7528&#xff0c;\u4e14\u90fd\u53ea\u8c03\u7528\u4e00\u6b21\u3002\u90a3\u4e48\u6709\u4ec0\u4e48\u533a\u522b\u5462&#xff1f;<\/p>\n<table>\n<tr>\u7279\u6027AwakeStart<\/tr>\n<tbody>\n<tr>\n<td>\u8c03\u7528\u65f6\u673a<\/td>\n<td>\u811a\u672c\u5b9e\u4f8b\u52a0\u8f7d\u65f6\u7acb\u5373\u8c03\u7528<\/td>\n<td>\u7b2c\u4e00\u6b21Update\u4e4b\u524d\u8c03\u7528<\/td>\n<\/tr>\n<tr>\n<td>GameObject\u6fc0\u6d3b\u8981\u6c42<\/td>\n<td>\u4e0d\u8981\u6c42&#xff08;\u5373\u4f7f\u7269\u4f53\u672a\u6fc0\u6d3b\u4e5f\u4f1a\u8c03\u7528&#xff09;<\/td>\n<td>\u8981\u6c42\u7269\u4f53\u548c\u811a\u672c\u90fd\u6fc0\u6d3b<\/td>\n<\/tr>\n<tr>\n<td>\u83b7\u53d6\u81ea\u8eab\u7ec4\u4ef6<\/td>\n<td>\u2705 \u9002\u5408<\/td>\n<td>\u2705 \u9002\u5408<\/td>\n<\/tr>\n<tr>\n<td>\u83b7\u53d6\u5176\u4ed6\u7269\u4f53\u7684\u7ec4\u4ef6<\/td>\n<td>\u26a0\ufe0f \u53ef\u80fd\u672a\u5c31\u7eea<\/td>\n<td>\u2705 \u5176\u4ed6\u7269\u4f53\u5df2\u5b8c\u6210Awake<\/td>\n<\/tr>\n<tr>\n<td>\u4f7f\u7528Instantiate\u521b\u5efa\u7269\u4f53<\/td>\n<td>\u26a0\ufe0f \u8c28\u614e<\/td>\n<td>\u2705 \u66f4\u5408\u9002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&#x1f4a1; \u7b80\u5355\u6765\u8bf4&#xff1a;Awake\u8d1f\u8d23\u81ea\u8eab\u521d\u59cb\u5316&#xff0c;Start\u8d1f\u8d23\u5173\u8054\u521d\u59cb\u5316\u3002<\/p>\n<p><span class=\"token comment\">\/\/ Awake&#xff1a;\u521d\u59cb\u5316\u81ea\u8eab\u76f8\u5173<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Awake<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    rb <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Rigidbody<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    collider <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Collider<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ Start&#xff1a;\u521d\u59cb\u5316\u4e0e\u5176\u4ed6\u7269\u4f53\u7684\u5173\u8054<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">GameObject<\/span> player <span class=\"token operator\">&#061;<\/span> GameObject<span class=\"token punctuation\">.<\/span><span class=\"token function\">FindWithTag<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Player&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>player <span class=\"token operator\">!&#061;<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        target <span class=\"token operator\">&#061;<\/span> player<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>2.4 Start\u662f\u534f\u7a0b<\/h4>\n<p>Start\u65b9\u6cd5\u6709\u4e00\u4e2a\u7279\u6b8a\u7528\u6cd5\u2014\u2014\u5b83\u53ef\u4ee5\u4f5c\u4e3a\u534f\u7a0b\u7684\u5165\u53e3&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u5c06Start\u58f0\u660e\u4e3a\u8fd4\u56deIEnumerator\u7684\u65b9\u6cd5&#xff0c;Unity\u4f1a\u81ea\u52a8\u4ee5\u534f\u7a0b\u65b9\u5f0f\u6267\u884c<\/span><br \/>\n<span class=\"token return-type class-name\">IEnumerator<\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    Debug<span class=\"token punctuation\">.<\/span><span class=\"token function\">Log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u5f00\u59cb\u521d\u59cb\u5316&#8230;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u7b49\u5f851\u79d2<\/span><br \/>\n    <span class=\"token keyword\">yield<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token constructor-invocation class-name\">WaitForSeconds<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1f<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    Debug<span class=\"token punctuation\">.<\/span><span class=\"token function\">Log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;1\u79d2\u540e\u7ee7\u7eed\u521d\u59cb\u5316&#8230;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u7b49\u5f85\u7f51\u7edc\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">yield<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token function\">StartCoroutine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">ConnectToServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    Debug<span class=\"token punctuation\">.<\/span><span class=\"token function\">Log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u521d\u59cb\u5316\u5b8c\u6210&#xff01;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u26a0\ufe0f \u6ce8\u610f&#xff1a;\u5982\u679cStart\u8fd4\u56deIEnumerator&#xff0c;Unity\u4f1a\u5c06\u5176\u4f5c\u4e3a\u534f\u7a0b\u6267\u884c&#xff0c;\u6bcf\u6b21yield return\u540e\u7b49\u5f85\u6761\u4ef6\u6ee1\u8db3\u518d\u7ee7\u7eed\u3002\u4f46\u8fd9\u79cd\u65b9\u5f0f\u4e0bStart\u4ecd\u7136\u53ea\u6267\u884c\u4e00\u6b21&#xff08;\u6574\u4e2a\u534f\u7a0b\u6267\u884c\u4e00\u6b21&#xff09;\u3002<\/p>\n<h3>\u4e09\u3001Update\u65b9\u6cd5\u2014\u2014\u6e38\u620f\u903b\u8f91\u7684\u5fc3\u810f<\/h3>\n<h4>3.1 Update\u7684\u8c03\u7528\u9891\u7387<\/h4>\n<p>&#x1f4a1; Update\u5728\u6e38\u620f\u7684\u6bcf\u4e00\u5e27\u88ab\u8c03\u7528\u4e00\u6b21\u3002\u8fd9\u662fUnity\u4e2d\u6700\u91cd\u8981\u7684\u65b9\u6cd5\u2014\u2014\u7edd\u5927\u591a\u6570\u6e38\u620f\u903b\u8f91\u90fd\u5728Update\u4e2d\u6267\u884c\u3002<\/p>\n<p>Update\u7684\u8c03\u7528\u9891\u7387\u53d6\u51b3\u4e8e\u6e38\u620f\u7684\u5e27\u7387&#xff08;FPS&#xff09;&#xff1a;<\/p>\n<ul>\n<li>60 FPS\u65f6&#xff0c;Update\u6bcf\u79d2\u8c03\u752860\u6b21<\/li>\n<li>30 FPS\u65f6&#xff0c;Update\u6bcf\u79d2\u8c03\u752830\u6b21<\/li>\n<li>144 FPS\u65f6&#xff0c;Update\u6bcf\u79d2\u8c03\u7528144\u6b21<\/li>\n<\/ul>\n<h4>3.2 Update\u7684\u5178\u578b\u7528\u9014<\/h4>\n<p>\u8f93\u5165\u68c0\u6d4b&#xff08;\u9ad8\u9891\u68c0\u67e5&#xff09;&#xff1a;<\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u68c0\u6d4b\u6309\u952e\u8f93\u5165<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>Input<span class=\"token punctuation\">.<\/span><span class=\"token function\">GetKeyDown<\/span><span class=\"token punctuation\">(<\/span>KeyCode<span class=\"token punctuation\">.<\/span>Space<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Jump<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>Input<span class=\"token punctuation\">.<\/span><span class=\"token function\">GetMouseButtonDown<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Shoot<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u6301\u7eed\u79fb\u52a8&#xff1a;<\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> horizontal <span class=\"token operator\">&#061;<\/span> Input<span class=\"token punctuation\">.<\/span><span class=\"token function\">GetAxis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Horizontal&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> vertical <span class=\"token operator\">&#061;<\/span> Input<span class=\"token punctuation\">.<\/span><span class=\"token function\">GetAxis<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Vertical&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">Vector3<\/span> movement <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token constructor-invocation class-name\">Vector3<\/span><span class=\"token punctuation\">(<\/span>horizontal<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> vertical<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    transform<span class=\"token punctuation\">.<\/span><span class=\"token function\">Translate<\/span><span class=\"token punctuation\">(<\/span>movement <span class=\"token operator\">*<\/span> speed <span class=\"token operator\">*<\/span> Time<span class=\"token punctuation\">.<\/span>deltaTime<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u72b6\u6001\u68c0\u67e5\u548c\u66f4\u65b0&#xff1a;<\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u68c0\u67e5\u8ddd\u79bb<\/span><br \/>\n    <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> distance <span class=\"token operator\">&#061;<\/span> Vector3<span class=\"token punctuation\">.<\/span><span class=\"token function\">Distance<\/span><span class=\"token punctuation\">(<\/span>transform<span class=\"token punctuation\">.<\/span>position<span class=\"token punctuation\">,<\/span> target<span class=\"token punctuation\">.<\/span>position<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>distance <span class=\"token operator\">&lt;<\/span> attackRange<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Attack<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u66f4\u65b0\u8ba1\u65f6\u5668<\/span><br \/>\n    cooldownTimer <span class=\"token operator\">-&#061;<\/span> Time<span class=\"token punctuation\">.<\/span>deltaTime<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cooldownTimer <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        canAttack <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u6761\u4ef6\u89e6\u53d1\u7684\u903b\u8f91&#xff1a;<\/p>\n<p><span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u73a9\u5bb6\u8840\u91cf\u4f4e\u4e8e\u9608\u503c\u65f6\u89e6\u53d1\u6548\u679c<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>currentHealth <span class=\"token operator\">&lt;<\/span> maxHealth <span class=\"token operator\">*<\/span> <span class=\"token number\">0.2f<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">ShowLowHealthWarning<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u6389\u51fa\u5730\u56fe\u65f6\u91cd\u7f6e\u4f4d\u7f6e<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>transform<span class=\"token punctuation\">.<\/span>position<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">&lt;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">50f<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Respawn<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>3.3 Update\u7684\u6027\u80fd\u6ce8\u610f\u4e8b\u9879<\/h4>\n<p>\u26a0\ufe0f Update\u6bcf\u5e27\u90fd\u6267\u884c&#xff0c;\u56e0\u6b64\u6027\u80fd\u4f18\u5316\u81f3\u5173\u91cd\u8981&#xff1a;<\/p>\n<p>\u4e0d\u8981\u5728Update\u4e2d\u505a\u4e0d\u5fc5\u8981\u7684\u64cd\u4f5c&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u274c \u4e0d\u597d&#xff1a;\u6bcf\u5e27\u90fd\u8c03\u7528GetComponent<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">Rigidbody<\/span> rb <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Rigidbody<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    rb<span class=\"token punctuation\">.<\/span><span class=\"token function\">AddForce<\/span><span class=\"token punctuation\">(<\/span>Vector3<span class=\"token punctuation\">.<\/span>up<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u2705 \u597d&#xff1a;\u5728Start\u4e2d\u7f13\u5b58\u5f15\u7528<\/span><br \/>\n<span class=\"token keyword\">private<\/span> <span class=\"token class-name\">Rigidbody<\/span> rb<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> rb <span class=\"token operator\">&#061;<\/span> <span class=\"token generic-method\"><span class=\"token function\">GetComponent<\/span><span class=\"token generic class-name\"><span class=\"token punctuation\">&lt;<\/span>Rigidbody<span class=\"token punctuation\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> rb<span class=\"token punctuation\">.<\/span><span class=\"token function\">AddForce<\/span><span class=\"token punctuation\">(<\/span>Vector3<span class=\"token punctuation\">.<\/span>up<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><\/p>\n<p>\u907f\u514d\u5728Update\u4e2d\u505a\u6602\u8d35\u7684\u67e5\u627e&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u274c \u4e0d\u597d&#xff1a;\u6bcf\u5e27\u90fd\u67e5\u627eGameObject<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">GameObject<\/span> player <span class=\"token operator\">&#061;<\/span> GameObject<span class=\"token punctuation\">.<\/span><span class=\"token function\">Find<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Player&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ &#8230;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u2705 \u597d&#xff1a;\u5728Start\u4e2d\u67e5\u627e\u5e76\u7f13\u5b58<\/span><br \/>\n<span class=\"token keyword\">private<\/span> <span class=\"token class-name\">GameObject<\/span> player<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> player <span class=\"token operator\">&#061;<\/span> GameObject<span class=\"token punctuation\">.<\/span><span class=\"token function\">Find<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Player&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><\/p>\n<p>\u907f\u514d\u5728Update\u4e2d\u5b9e\u4f8b\u5316\u7269\u4f53&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u274c \u4e0d\u597d&#xff1a;\u6bcf\u5e27\u90fd\u521b\u5efa\u65b0\u5bf9\u8c61&#xff08;\u9020\u6210\u5927\u91cfGC&#xff09;<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">GameObject<\/span> bullet <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Instantiate<\/span><span class=\"token punctuation\">(<\/span>bulletPrefab<span class=\"token punctuation\">,<\/span> transform<span class=\"token punctuation\">.<\/span>position<span class=\"token punctuation\">,<\/span> Quaternion<span class=\"token punctuation\">.<\/span>identity<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u2705 \u597d&#xff1a;\u6309\u6761\u4ef6\u521b\u5efa<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    shootTimer <span class=\"token operator\">-&#061;<\/span> Time<span class=\"token punctuation\">.<\/span>deltaTime<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>shootTimer <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">&amp;&amp;<\/span> Input<span class=\"token punctuation\">.<\/span><span class=\"token function\">GetButton<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Fire1&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Instantiate<\/span><span class=\"token punctuation\">(<\/span>bulletPrefab<span class=\"token punctuation\">,<\/span> transform<span class=\"token punctuation\">.<\/span>position<span class=\"token punctuation\">,<\/span> Quaternion<span class=\"token punctuation\">.<\/span>identity<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        shootTimer <span class=\"token operator\">&#061;<\/span> shootInterval<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>3.4 Time.deltaTime\u2014\u2014\u8ba9\u8fd0\u52a8\u4e0e\u5e27\u7387\u65e0\u5173<\/h4>\n<p>\u7531\u4e8eUpdate\u7684\u8c03\u7528\u9891\u7387\u968f\u5e27\u7387\u53d8\u5316&#xff0c;\u5982\u679c\u76f4\u63a5\u7528\u56fa\u5b9a\u503c\u505a\u8fd0\u52a8\u8ba1\u7b97&#xff0c;\u9ad8\u5e27\u7387\u8bbe\u5907\u4e0a\u7269\u4f53\u4f1a\u79fb\u52a8\u5f97\u66f4\u5feb\u3002Time.deltaTime\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u274c \u5e27\u7387\u76f8\u5173&#xff1a;60FPS\u65f6\u6bcf\u79d2\u79fb\u52a860\u5355\u4f4d&#xff0c;30FPS\u65f6\u53ea\u79fb\u52a830\u5355\u4f4d<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    transform<span class=\"token punctuation\">.<\/span><span class=\"token function\">Translate<\/span><span class=\"token punctuation\">(<\/span>Vector3<span class=\"token punctuation\">.<\/span>forward <span class=\"token operator\">*<\/span> <span class=\"token number\">1f<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u2705 \u5e27\u7387\u65e0\u5173&#xff1a;\u65e0\u8bba\u591a\u5c11FPS&#xff0c;\u6bcf\u79d2\u90fd\u79fb\u52a85\u5355\u4f4d<\/span><br \/>\n<span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    transform<span class=\"token punctuation\">.<\/span><span class=\"token function\">Translate<\/span><span class=\"token punctuation\">(<\/span>Vector3<span class=\"token punctuation\">.<\/span>forward <span class=\"token operator\">*<\/span> <span class=\"token number\">5f<\/span> <span class=\"token operator\">*<\/span> Time<span class=\"token punctuation\">.<\/span>deltaTime<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>Time.deltaTime\u7684\u503c\u4e3a\u4e0a\u4e00\u5e27\u5230\u5f53\u524d\u5e27\u7684\u95f4\u9694\u65f6\u95f4&#xff08;\u79d2&#xff09;&#xff1a;<\/p>\n<ul>\n<li>60 FPS \u2192 deltaTime \u2248 0.0167\u79d2<\/li>\n<li>30 FPS \u2192 deltaTime \u2248 0.0333\u79d2<\/li>\n<li>144 FPS \u2192 deltaTime \u2248 0.0069\u79d2<\/li>\n<\/ul>\n<h3>\u56db\u3001\u5b9e\u6218\u793a\u4f8b\u2014\u2014\u65f6\u949f\u52a8\u753b<\/h3>\n<h4>4.1 \u5236\u4f5c\u4e00\u4e2a\u6a21\u62df\u65f6\u949f<\/h4>\n<p>\u8fd9\u4e2a\u7efc\u5408\u793a\u4f8b\u6f14\u793a\u4e86Start\u548cUpdate\u7684\u5206\u5de5&#xff1a;<\/p>\n<p><span class=\"token keyword\">using<\/span> <span class=\"token namespace\">UnityEngine<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ClockAnimation<\/span> <span class=\"token punctuation\">:<\/span> <span class=\"token type-list\"><span class=\"token class-name\">MonoBehaviour<\/span><\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Transform<\/span> hourHand<span class=\"token punctuation\">;<\/span>    <span class=\"token comment\">\/\/ \u65f6\u9488<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Transform<\/span> minuteHand<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u5206\u9488<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Transform<\/span> secondHand<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u79d2\u9488<\/span><\/p>\n<p>    <span class=\"token punctuation\">[<\/span><span class=\"token attribute\"><span class=\"token class-name\">SerializeField<\/span><\/span><span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">private<\/span> <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> timeSpeedMultiplier <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1f<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> hours<span class=\"token punctuation\">,<\/span> minutes<span class=\"token punctuation\">,<\/span> seconds<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ Start\u4e2d\u8bbe\u7f6e\u521d\u59cb\u65f6\u95f4&#xff08;\u4f7f\u7528\u7cfb\u7edf\u65f6\u95f4&#xff09;<\/span><br \/>\n        <span class=\"token class-name\">System<span class=\"token punctuation\">.<\/span>DateTime<\/span> now <span class=\"token operator\">&#061;<\/span> System<span class=\"token punctuation\">.<\/span>DateTime<span class=\"token punctuation\">.<\/span>Now<span class=\"token punctuation\">;<\/span><br \/>\n        hours <span class=\"token operator\">&#061;<\/span> now<span class=\"token punctuation\">.<\/span>Hour <span class=\"token operator\">%<\/span> <span class=\"token number\">12<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        minutes <span class=\"token operator\">&#061;<\/span> now<span class=\"token punctuation\">.<\/span>Minute<span class=\"token punctuation\">;<\/span><br \/>\n        seconds <span class=\"token operator\">&#061;<\/span> now<span class=\"token punctuation\">.<\/span>Second<span class=\"token punctuation\">;<\/span><\/p>\n<p>        Debug<span class=\"token punctuation\">.<\/span><span class=\"token function\">Log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token interpolation-string\"><span class=\"token string\">$&#034;\u65f6\u949f\u521d\u59cb\u5316&#xff1a;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token expression language-csharp\">hours<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\u65f6<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token expression language-csharp\">minutes<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\u5206<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token expression language-csharp\">seconds<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\u79d2&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token return-type class-name\"><span class=\"token keyword\">void<\/span><\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ Update\u4e2d\u66f4\u65b0\u65f6\u95f4\u548c\u6307\u9488\u65cb\u8f6c<\/span><br \/>\n        seconds <span class=\"token operator\">&#043;&#061;<\/span> Time<span class=\"token punctuation\">.<\/span>deltaTime <span class=\"token operator\">*<\/span> timeSpeedMultiplier<span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>seconds <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">60<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            seconds <span class=\"token operator\">-&#061;<\/span> <span class=\"token number\">60<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            minutes<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>minutes <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">60<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            minutes <span class=\"token operator\">-&#061;<\/span> <span class=\"token number\">60<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            hours<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>hours <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">12<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            hours <span class=\"token operator\">-&#061;<\/span> <span class=\"token number\">12<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u65cb\u8f6c\u6307\u9488<\/span><br \/>\n        <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> secondAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>seconds <span class=\"token operator\">\/<\/span> <span class=\"token number\">60f<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">360f<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> minuteAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>minutes <span class=\"token operator\">\/<\/span> <span class=\"token number\">60f<\/span> <span class=\"token operator\">&#043;<\/span> seconds <span class=\"token operator\">\/<\/span> <span class=\"token number\">3600f<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">360f<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token class-name\"><span class=\"token keyword\">float<\/span><\/span> hourAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>hours <span class=\"token operator\">\/<\/span> <span class=\"token number\">12f<\/span> <span class=\"token operator\">&#043;<\/span> minutes <span class=\"token operator\">\/<\/span> <span class=\"token number\">720f<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">360f<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        secondHand<span class=\"token punctuation\">.<\/span>localRotation <span class=\"token operator\">&#061;<\/span> Quaternion<span class=\"token punctuation\">.<\/span><span class=\"token function\">Euler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&#8211;<\/span>secondAngle<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        minuteHand<span class=\"token punctuation\">.<\/span>localRotation <span class=\"token operator\">&#061;<\/span> Quaternion<span class=\"token punctuation\">.<\/span><span class=\"token function\">Euler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&#8211;<\/span>minuteAngle<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        hourHand<span class=\"token punctuation\">.<\/span>localRotation <span class=\"token operator\">&#061;<\/span> Quaternion<span class=\"token punctuation\">.<\/span><span class=\"token function\">Euler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&#8211;<\/span>hourAngle<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u4e94\u3001\u5e38\u89c1\u95ee\u9898<\/h3>\n<h4>5.1 Start\u4e0d\u6267\u884c\u600e\u4e48\u529e<\/h4>\n<p>\u68c0\u67e5\u4ee5\u4e0b\u51e0\u70b9&#xff1a;<\/p>\n<ul>\n<li>GameObject\u662f\u5426\u6fc0\u6d3b&#xff08;activeInHierarchy\u662f\u5426\u4e3atrue&#xff09;<\/li>\n<li>\u811a\u672c\u7ec4\u4ef6\u662f\u5426\u542f\u7528&#xff08;enabled\u662f\u5426\u4e3atrue&#xff09;<\/li>\n<li>\u65b9\u6cd5\u540d\u662f\u5426\u62fc\u5199\u6b63\u786e&#xff08;C#\u533a\u5206\u5927\u5c0f\u5199&#xff0c;\u5fc5\u987b\u662f&#034;Start&#034;\u4e0d\u662f&#034;start&#034;&#xff09;<\/li>\n<li>\u8fd4\u56de\u503c\u7c7b\u578b\u662f\u5426\u662fvoid&#xff08;\u6216IEnumerator\u7528\u4e8e\u534f\u7a0b&#xff09;<\/li>\n<\/ul>\n<h4>5.2 Update\u9891\u7e41\u8c03\u7528\u5bfc\u81f4\u6027\u80fd\u95ee\u9898<\/h4>\n<ul>\n<li>\u68c0\u67e5Update\u4e2d\u662f\u5426\u6709\u4e0d\u5fc5\u8981\u7684\u91cd\u590d\u8ba1\u7b97<\/li>\n<li>\u8003\u8651\u964d\u4f4e\u68c0\u6d4b\u9891\u7387&#xff08;\u6bd4\u5982\u4e0d\u9700\u8981\u6bcf\u5e27\u68c0\u6d4b\u7684\u6761\u4ef6\u6539\u7528\u534f\u7a0b&#043;WaitForSeconds&#xff09;<\/li>\n<li>\u4f7f\u7528\u5bf9\u8c61\u6c60\u66ff\u4ee3\u9891\u7e41\u7684Instantiate\/Destroy<\/li>\n<\/ul>\n<h4>5.3 Start\u4e2d\u83b7\u53d6\u7684\u7ec4\u4ef6\u4e3anull<\/h4>\n<ul>\n<li>\u786e\u8ba4\u76ee\u6807\u7ec4\u4ef6\u786e\u5b9e\u6302\u8f7d\u5728\u540c\u4e00\u4e2aGameObject\u4e0a<\/li>\n<li>\u786e\u8ba4GetComponent\u7684\u6cdb\u578b\u7c7b\u578b\u53c2\u6570\u6b63\u786e<\/li>\n<li>\u8003\u8651\u5728Awake\u800c\u975eStart\u4e2d\u83b7\u53d6\u81ea\u8eab\u7ec4\u4ef6<\/li>\n<\/ul>\n<h3>\u516d\u3001\u672c\u7bc7\u603b\u7ed3<\/h3>\n<p>\u2705 \u672c\u6587\u6838\u5fc3\u77e5\u8bc6\u70b9\u56de\u987e&#xff1a;<\/p>\n<ul>\n<li>Start\u5728\u811a\u672c\u542f\u7528\u540e\u8c03\u7528\u4e00\u6b21&#xff0c;\u9002\u5408\u521d\u59cb\u5316&#xff08;\u83b7\u53d6\u7ec4\u4ef6\u3001\u8bbe\u7f6e\u521d\u59cb\u503c&#xff09;<\/li>\n<li>Update\u6bcf\u5e27\u8c03\u7528\u4e00\u6b21&#xff0c;\u662f\u6e38\u620f\u903b\u8f91\u7684\u6838\u5fc3\u9a71\u52a8\u529b<\/li>\n<li>Time.deltaTime\u8ba9\u8fd0\u52a8\u8ba1\u7b97\u4e0e\u5e27\u7387\u65e0\u5173<\/li>\n<li>Awake\u9002\u5408\u81ea\u8eab\u521d\u59cb\u5316&#xff0c;Start\u9002\u5408\u5173\u8054\u521d\u59cb\u5316<\/li>\n<li>Update\u4e2d\u907f\u514dGetComponent\u3001GameObject.Find\u7b49\u6602\u8d35\u64cd\u4f5c&#xff0c;\u5e94\u8be5\u7f13\u5b58\u5f15\u7528<\/li>\n<li>Start\u53ef\u4ee5\u58f0\u660e\u4e3aIEnumerator\u4ee5\u534f\u7a0b\u65b9\u5f0f\u6267\u884c<\/li>\n<\/ul>\n<p>&#x1f4dd; 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