{"id":1229,"date":"2022-06-17T16:00:45","date_gmt":"2022-06-17T08:00:45","guid":{"rendered":"https:\/\/www.mapleriver.cn\/?p=1229"},"modified":"2022-06-25T16:05:22","modified_gmt":"2022-06-25T08:05:22","slug":"unity%e6%80%a7%e8%83%bd%e4%b8%8egc","status":"publish","type":"post","link":"https:\/\/www.mapleriver.cn\/?p=1229","title":{"rendered":"Unity\u6027\u80fd\u4e0eGC"},"content":{"rendered":"<h5>1.\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd<\/h5>\n<h6>&emsp;\u00a0&emsp; 1.1\u6bcfX\u5e27\u8fd0\u884c\u4e00\u6b21\u4ee3\u7801<\/h6>\n<p>&emsp;\u00a0&emsp;update\u6bcf\u5e27\u90fd\u4f1a\u6267\u884c\uff0c\u964d\u4f4eupdate\u5185\u975e\u6bcf\u5e27\u5fc5\u8981\u51fd\u6570\u7684\u6267\u884c\u9891\u7387\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<pre><code class=\"language-C#\">private int interval = 3; \nvoid Update() { \n    if(Time.frameCount % interval == 0) \n        ExampleExpensiveFunction(); \n}<\/code><\/pre>\n<h6>&emsp;\u00a0&emsp; 1.2\u4f7f\u7528\u7f13\u5b58<\/h6>\n<p>&emsp;\u00a0&emsp;\u5728update\u4e2d\uff0c\u56e0\u4e3a\u6bcf\u5e27\u90fd\u8981\u6267\u884c\uff0c\u6240\u4ee5\u4efb\u4f55\u51fd\u6570\u5728\u6bcf\u5e27\u6267\u884c\u7684\u60c5\u51b5\u4e0b\u90fd\u53ef\u80fd\u5e26\u6765\u7d2f\u8ba1\u7684\u5f00\u9500\u5bfc\u81f4\u6027\u80fd\u964d\u4f4e\u3002<br \/>\n&emsp;\u00a0&emsp;\u4f8b\u5982\u4e0b\u9762\u8fd9\u6bb5\u4ee3\u7801\u53ef\u4ee5\u5c06renderer\u7f13\u5b58\u4e0b\u6765\uff0c\u800c\u4e0d\u662f\u5728update\u5185\u6bcf\u5e27\u8fdb\u884c\u83b7\u53d6\u3002<\/p>\n<pre><code class=\"language-C#\">void Update() \n{\n    Renderer myRenderer = GetComponent&lt;Renderer&gt;(); \n    ExampleFunction(myRenderer); \n}<\/code><\/pre>\n<h6>&emsp;\u00a0&emsp; 1.3\u907f\u514d\u4f7f\u7528\u6602\u8d35\u7684Unity API<\/h6>\n<ul>\n<li>SendMessage()<br \/>\n&emsp;\u00a0&emsp; \u8fd9\u4e2a\u51fd\u6570\u4f7f\u7528\u53cd\u5c04\u8fdb\u884c\u8c03\u7528\uff0c\u8003\u8651\u4f7f\u7528\u4e8b\u4ef6\u6216\u59d4\u6258\u4ee3\u66ff\u4ed6\u4eec<\/li>\n<li>Find()<br \/>\n&emsp;\u00a0&emsp; \u8fd9\u4e2a\u51fd\u6570\u9700\u8981Unity\u904d\u5386\u5185\u5b58\u4e2d\u6bcf\u4e2aGameObject\u548cComponent\uff0c\u968f\u7740\u9879\u76ee\u590d\u6742\u6027\u589e\u52a0\uff0c\u8fd9\u4e2a\u51fd\u6570\u4f1a\u53d8\u5f97\u8d8a\u6765\u8d8a\u8017\u3002<\/li>\n<li>Transform<br \/>\n&emsp;\u00a0&emsp; \u8bbe\u7f6eTransform\u7684\u4f4d\u7f6e\u6216\u8005\u65cb\u8f6c\u4f1a\u5bfc\u81f4\u5185\u90e8\u4e8b\u4ef6OnTransformChanged\u4f20\u9012\u5230\u8fd9\u4e2aTransform\u7684\u6240\u6709\u5b50\u7ea7\u3002\u6240\u4ee5\u592a\u8fc7\u9891\u7e41\u7684\u4fee\u6539Transform\u7684\u4f4d\u7f6e\u4fe1\u606f\u4f1a\u5e26\u6765\u66f4\u9ad8\u7684\u5f00\u9500\uff08\u5c24\u5176\u662f\u5728update\u4e2d\u6bcf\u5e27\u66f4\u65b0\uff09\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u6240\u6709\u8ba1\u7b97\u653e\u5728Vector3\u4e2d\u8ba1\u7b97\uff0c\u6700\u540e\u5c06Vector3\u8bbe\u7f6e\u5230Transform\u4e0a\u4ece\u800c\u51cf\u5c11\u5bf9Transform\u7684\u4fee\u6539\u9891\u7387\u3002<br \/>\n&emsp;\u00a0&emsp; \u6b64\u5916\uff0cTransform.position\u662f\u4e00\u4e2a\u8bbf\u95ee\u5668\uff0c\u8c03\u7528\u65f6\u4f1a\u5728\u540e\u53f0\u8fdb\u884c\u8ba1\u7b97\uff08\u672c\u5730\u5750\u6807\u8f6c\u6362\u6210\u4e16\u754c\u5750\u6807\uff09\u3002\u800clocalPosition\u5b58\u50a8\u5728Transform\u4e0a\uff0cTransform.localPosition\u53ea\u8fd4\u56de\u8be5\u503c\u3002\u5982\u679c\u6211\u4eec\u9891\u7e41\u8c03\u7528Transform.position\u4e5f\u5c06\u5e26\u6765\u4e00\u5b9a\u7684\u6027\u80fd\u5f00\u9500\uff0c\u5c1d\u8bd5\u4f7f\u7528localPosition\u4ee3\u66ffposition\u3002\u5982\u679c\u4e00\u5b9a\u8981\u4f7f\u7528position\uff0c\u90a3\u4e48\u8003\u8651\u662f\u5426\u53ef\u4ee5\u7f13\u5b58\u8be5\u503c\uff0c\u800c\u4e0d\u662f\u6bcf\u6b21\u90fd\u91cd\u65b0\u83b7\u53d6\u3002<\/li>\n<li>Update()<br \/>\n&emsp;\u00a0&emsp;Update()\u548cLateUpdate()\u8fd9\u4e9b\u51fd\u6570\u6bcf\u6b21\u8c03\u7528\u65f6\u90fd\u6709\u5f15\u64ce\u4ee3\u7801\u548c\u6258\u7ba1\u4ee3\u7801\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u9664\u6b64\u4e4b\u5916\u6267\u884c\u524d\u8fd8\u4f1a\u5bf9GameObject\u8fdb\u884c\u68c0\u67e5\uff0c\u662f\u5426\u6709\u6548\u662f\u5426\u672a\u88ab\u9500\u6bc1\u7b49\u3002<br \/>\n&emsp;\u00a0&emsp;\u5373\u65f6Update()\u51fd\u6570\u4e3a\u7a7a\uff0cUnity\u4ecd\u4f1a\u8fdb\u884c\u901a\u4fe1\u4e0e\u68c0\u67e5\uff0c\u5f53\u4f7f\u7528\u7684\u5b9e\u4f8b\u5f88\u591a\u65f6\uff0c\u7a7a\u7684Update()\u51fd\u6570\u4e5f\u4f1a\u5e26\u6765\u4e00\u5b9a\u7684\u5f00\u9500\uff0c\u6240\u4ee5\u8fd9\u4e9b\u51fd\u6570\u5982\u679c\u4e0d\u7528\u7684\u8bdd\u5c31\u628a\u4ed6\u5220\u6389\u5427~<br \/>\n&emsp;\u00a0&emsp;\u6b64\u5916\uff0c\u4f7f\u7528Manager\u8c03\u7528\u81ea\u5b9a\u4e49\u7684Update\u548c\u6bcf\u4e2a\u6a21\u5757\u81ea\u5df1\u8c03\u7528Update\u7684\u5f00\u9500\u4e5f\u6709\u5f88\u5927\u5dee\u5f02\uff0c\u8be6\u60c5\u53ef\u4ee5\u67e5\u770b\uff1a<a href=\"https:\/\/blog.unity.com\/technology\/1k-update-calls\">Update\u7684\u8be6\u7ec6\u89e3\u6790<\/a><\/li>\n<li>Vector2 \u548c Vector3<br \/>\n&emsp;\u00a0&emsp;\u67d0\u4e9b\u64cd\u4f5c\u4f1a\u5bfc\u81f4\u6bd4\u5176\u4ed6\u64cd\u4f5c\u4f7f\u7528\u66f4\u591aCPU\u6307\u4ee4\uff08\u56e0\u4e3a\u6211\u4eec\u7f16\u5199\u7684\u662fC#\uff0c\u5b9e\u9645\u6253\u5305\u51fa\u53bb\u7684\u662fCIL\u4e2d\u95f4\u8bed\u8a00\uff0c\u6700\u540e\u88ab\u5176\u4ed6\u5e73\u53f0\u901a\u8fc7AOT\u6216JIT\u7ffb\u8bd1\u6210\u673a\u5668\u7801\u624d\u80fd\u4f7f\u7528\u3002\u5728C#\u5f88\u7b80\u5355\u7684\u4ee3\u7801\u53ef\u80fd\u5176\u5b9e\u4f1a\u88ab\u7ffb\u8bd1\u6210\u5f88\u590d\u6742\u7684\u673a\u5668\u7801\uff09\u3002\u6bd4\u5982\u8ba1\u7b97\u5e73\u65b9\u6839\u6bd4\u8ba1\u7b97\u4e58\u6cd5\u8981\u6162\uff0cmagnitude\u5185\u90e8\u4f7f\u7528\u4e86\u5e73\u65b9\u6839\u8ba1\u7b97\uff0cDistance\u5185\u90e8\u4f7f\u7528magnitude\u8fdb\u884c\u8ddd\u79bb\u8ba1\u7b97\uff0c\u6240\u4ee5\u5728\u4f7f\u7528\u65f6\u53ef\u4ee5\u8003\u8651\u66ff\u6362\u6210sqrMagnitude\u8fdb\u884c\u8ba1\u7b97\uff0c\u53ef\u4ee5\u8282\u7701\u6389\u5e73\u65b9\u6839\u7684\u5f00\u9500\u3002\u4e5f\u8bb8\u4fee\u6539\u5355\u4e2a\u4ee3\u7801\u53ea\u6709\u5f88\u5c0f\u7684\u5f71\u54cd\uff0c\u4f46\u662f\u5982\u679c\u5728\u4e00\u4e2a\u6bd4\u8f83\u5927\u7684\u5c3a\u5ea6\u4e0a\u6765\u8bf4\uff08\u4f8b\u5982\u5728update\u6bcf\u5e27\u8c03\u7528\uff09\uff0c\u8fd9\u4e5f\u53ef\u4ee5\u5bf9\u6027\u80fd\u6709\u5f88\u5927\u63d0\u5347\u3002<\/li>\n<li>Camera.main<br \/>\n&emsp;\u00a0&emsp;\u8fd9\u4e2aAPI\u5185\u90e8\u8c03\u7528\u4e86Find()\uff0c\u6240\u4ee5\u9891\u7e41\u4f7f\u7528\u4f1a\u6709\u548cFind()\u76f8\u540c\u7684\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u7f13\u5b58\u7ed3\u679c\u9632\u6b62\u6bcf\u6b21\u91cd\u65b0\u8c03\u7528\u3002<\/li>\n<\/ul>\n<h6>&emsp;\u00a0&emsp; 1.4\u9ad8\u9891\u51fd\u6570\u7684\u964d\u9891<\/h6>\n<p>&emsp;\u00a0&emsp;\u4f8b\u5982\u5728Update\u5185\u8c03\u7528\u7684\u51fd\u6570\u6216\u662f\u4e00\u5e27\u5185\u53ef\u80fd\u4f1a\u8c03\u7528\u591a\u6b21\u7684\u51fd\u6570\u4e2d\uff0c\u5bf9\u4e00\u4e9b\u64cd\u4f5c\u8fdb\u884c\u964d\u9891\uff0c\u53ea\u5728\u9700\u8981\u6539\u53d8\u7684\u65f6\u5019\u8fdb\u884c\u6539\u53d8\u3002\u6bd4\u5982\u4e00\u4e2a\u5de1\u903b\u7684\u5c0f\u602a\uff0c\u5f53\u4ed6\u5728\u76f8\u673a\u5916\u65f6\uff0c\u53ef\u4ee5\u53ea\u6267\u884c\u79fb\u52a8\u903b\u8f91\uff0c\u800c\u4e0d\u66f4\u65b0\u52a8\u753b\u3002<\/p>\n<pre><code class=\"language-C#\">\nprivate Renderer myRenderer; \nvoid Start()\n{\n    myRenderer = GetComponent&lt;Renderer&gt;();\n} \nvoid Update() \n{\n    UpdateTransformPosition();\n    if (myRenderer.isVisible) \n    {\n        UpateAnimations();\n    }\n}<\/code><\/pre>\n<h5>2.Unity\u4e2d\u7684\u5783\u573e\u5904\u7406GC<\/h5>\n<h6>2.1.Unity\u7684\u5185\u5b58\u7ba1\u7406<\/h6>\n<ul>\n<li>Unity\u53ef\u4ee5\u8bbf\u95ee\u4e24\u4e2a\u5185\u5b58\u6c60\uff1a\u6808\u548c\u5806\u3002\u6808\u7528\u4e8e\u77ed\u671f\u5b58\u50a8\u5c0f\u5757\u6570\u636e\uff0c\u5806\u7528\u4e8e\u957f\u671f\u5b58\u50a8\u548c\u8f83\u5927\u5757\u6570\u636e\u3002<\/li>\n<li>\u521b\u5efa\u53d8\u91cf\u65f6\uff0cUnity\u4ece\u6808\u6216\u5806\u4e2d\u8bf7\u6c42\u4e00\u5757\u5185\u5b58\u3002<\/li>\n<li>\u53ea\u8981\u53d8\u91cf\u5728\u751f\u547d\u5468\u671f\u5185\uff0c\u5206\u914d\u7ed9\u5b83\u7684\u5185\u5b58\u5c31\u4e00\u76f4\u5728\u4f7f\u7528\uff0c\u6211\u4eec\u79f0\u8fd9\u5757\u5185\u5b58\u4e3a\u5df2\u7ecf\u88ab\u5206\u914d\u7684\u5185\u5b58\u3002\u5904\u4e8e\u6808\u5185\u5b58\u4e2d\u7684\u53d8\u91cf\u4e3a\u6808\u4e2d\u7684\u5bf9\u8c61\uff0c\u5806\u5185\u5b58\u4e2d\u7684\u53d8\u91cf\u4e3a\u5806\u4e2d\u7684\u5bf9\u8c61\u3002<\/li>\n<li>\u5f53\u53d8\u91cf\u79bb\u5f00\u751f\u547d\u5468\u671f\u65f6\uff0c\u5c31\u53ef\u4ee5\u5c06\u53d8\u91cf\u7684\u5185\u5b58\u8fd4\u56de\u7ed9\u5bf9\u5e94\u7684\u6c60\u4e2d\uff08\u6808\u6216\u5806\uff09\u3002\u5f53\u5185\u5b58\u8fd4\u56de\u6c60\u4e2d\u65f6\uff0c\u6211\u4eec\u79f0\u5185\u5b58\u5df2\u7ecf\u88ab\u91ca\u653e\u3002\u5bf9\u4e8e\u6808\u6765\u8bf4\uff0c\u5f53\u53d8\u91cf\u79bb\u5f00\u751f\u547d\u5468\u671f\u540e\uff0c\u5185\u5b58\u5c31\u4f1a\u88ab\u91ca\u653e\u3002\u7136\u800c\u5806\u5185\u5b58\u4e0d\u4f1a\u7acb\u523b\u88ab\u91ca\u653e\uff0c\u5373\u65f6\u53d8\u91cf\u5df2\u7ecf\u8d85\u51fa\u4e86\u751f\u547d\u5468\u671f\uff0c\u5185\u5b58\u4ecd\u4fdd\u6301\u88ab\u5206\u914d\u72b6\u6001\u3002<\/li>\n<li>\u5783\u573e\u6536\u96c6\u5668\uff08GC\uff09\u4f1a\u8bc6\u522b\u5e76\u91ca\u653e\u672a\u4f7f\u7528\u7684\u5806\u5185\u5b58\u3002\u5783\u573e\u6536\u96c6\u5668\u4f1a\u5b9a\u671f\u8fd0\u884c\u4ee5\u6e05\u7406\u5806\u5185\u5b58\u3002<\/li>\n<\/ul>\n<h6>2.2.\u521b\u5efa\u5806\u53d8\u91cf\u65f6\uff0c\u4f1a\u53d1\u751f\u4ec0\u4e48\uff1f<\/h6>\n<ul>\n<li>Unity\u5fc5\u987b\u68c0\u67e5\u5806\u4e2d\u662f\u5426\u6709\u8db3\u591f\u7684\u7a7a\u95f2\u5185\u5b58\u3002<\/li>\n<li>\u5982\u679c\u5806\u4e2d\u6709\u8db3\u591f\u7684\u7a7a\u95f2\u5185\u5b58\uff0c\u5219\u4e3a\u53d8\u91cf\u5206\u914d\u5185\u5b58\u3002<\/li>\n<li>\u5982\u679c\u5806\u4e2d\u6ca1\u6709\u8db3\u591f\u7684\u7a7a\u95f2\u5185\u5b58\uff0cUnity\u4f1a\u89e6\u53d1\u5783\u573e\u6536\u96c6\u5668\u5c1d\u8bd5\u91ca\u653e\u672a\u4f7f\u7528\u7684\u5806\u5185\u5b58\u3002\u8fd9\u4e2a\u64cd\u4f5c\u53ef\u80fd\u5341\u5206\u8017\u65f6\u3002<\/li>\n<li>\u5982\u679c\u5783\u573e\u56de\u6536\u540e\u5806\u4e2d\u4ecd\u7136\u6ca1\u6709\u8db3\u591f\u7684\u7a7a\u95f2\u5185\u5b58\uff0cUnity\u4f1a\u589e\u52a0\u5806\u4e2d\u7684\u5185\u5b58\u91cf\u3002\u8fd9\u4e2a\u64cd\u4f5c\u53ef\u80fd\u5341\u5206\u8017\u65f6\u3002\u7136\u540e\u4e3a\u53d8\u91cf\u5206\u914d\u5185\u5b58\u3002<\/li>\n<\/ul>\n<h6>2.3.\u5783\u573e\u6536\u96c6\u5668\u662f\u600e\u4e48\u5de5\u4f5c\u7684\uff1f<\/h6>\n<ul>\n<li>\u5783\u573e\u6536\u96c6\u5668\u68c0\u67e5\u5806\u4e0a\u7684\u6bcf\u4e2a\u5bf9\u8c61\u3002<\/li>\n<li>\u5783\u573e\u6536\u96c6\u5668\u641c\u7d22\u6240\u6709\u5f53\u524d\u5bf9\u8c61\u5f15\u7528\u4ee5\u786e\u5b9a\u5806\u4e0a\u7684\u5bf9\u8c61\u662f\u5426\u4ecd\u5728\u8303\u56f4\u5185\u3002<\/li>\n<li>\u4efb\u4f55\u4e0d\u518d\u5728\u8303\u56f4\u5185\u7684\u5bf9\u8c61\u90fd\u88ab\u6807\u8bb0\u4e3a\u5220\u9664\u3002<\/li>\n<li>\u6807\u8bb0\u7684\u5bf9\u8c61\u88ab\u5220\u9664\uff0c\u5206\u914d\u7ed9\u5b83\u4eec\u7684\u5185\u5b58\u8fd4\u56de\u5230\u5806\u4e2d\u3002<\/li>\n<\/ul>\n<h6>2.4.\u5783\u573e\u6536\u96c6\u5668\u4ec0\u4e48\u65f6\u5019\u6267\u884c<\/h6>\n<ul>\n<li>\u6bcf\u5f53\u8bf7\u6c42\u7684\u5806\u5206\u914d\u65e0\u6cd5\u4f7f\u7528\u5806\u4e2d\u7684\u7a7a\u95f2\u5185\u5b58\u5b8c\u6210\u65f6\uff0c\u5783\u573e\u6536\u96c6\u5668\u5c31\u4f1a\u8fd0\u884c\u3002<\/li>\n<li>\u5783\u573e\u6536\u96c6\u5668\u4f1a\u4e0d\u65f6\u81ea\u52a8\u8fd0\u884c\uff08\u5c3d\u7ba1\u9891\u7387\u56e0\u5e73\u53f0\u800c\u5f02\uff09\u3002<\/li>\n<li>\u5783\u573e\u6536\u96c6\u5668\u53ef\u4ee5\u5f3a\u5236\u624b\u52a8\u8fd0\u884c\u3002\uff08System.GC.Collect();\uff09<\/li>\n<\/ul>\n<h6>2.5.\u5982\u4f55\u51cf\u5c11\u5783\u573e\u6536\u96c6\u5668\u7684\u5f71\u54cd<\/h6>\n<ul>\n<li>\u6211\u4eec\u53ef\u4ee5\u51cf\u5c11\u5783\u573e\u6536\u96c6\u5668\u8fd0\u884c\u7684\u65f6\u95f4\u3002\u6211\u4eec\u53ef\u4ee5\u51cf\u5c11\u5806\u5206\u914d\u548c\u5bf9\u8c61\u5f15\u7528\u3002\u5806\u4e0a\u66f4\u5c11\u7684\u5bf9\u8c61\u548c\u66f4\u5c11\u7684\u8981\u68c0\u67e5\u7684\u5f15\u7528\u610f\u5473\u7740\u6267\u884c\u5f53\u5783\u573e\u6536\u96c6\u65f6\u4f7f\u7528\u7684\u65f6\u95f4\u66f4\u5c11\u3002<\/li>\n<li>\u6211\u4eec\u53ef\u4ee5\u964d\u4f4e\u5783\u573e\u6536\u96c6\u5668\u8fd0\u884c\u7684\u9891\u7387\u3002\u6211\u4eec\u53ef\u4ee5\u51cf\u5c11\u5806\u5206\u914d\u548c\u91ca\u653e\u7684\u9891\u7387\uff0c\u5c24\u5176\u662f\u5728\u6027\u80fd\u5173\u952e\u65f6\u523b\u3002\u66f4\u5c11\u7684\u5206\u914d\u548c\u91ca\u653e\u610f\u5473\u7740\u89e6\u53d1\u5783\u573e\u6536\u96c6\u7684\u673a\u4f1a\u66f4\u5c11\u3002\u8fd9\u4e5f\u964d\u4f4e\u4e86\u5806\u788e\u7247\u7684\u98ce\u9669\u3002<\/li>\n<li>\u6211\u4eec\u53ef\u4ee5\u6545\u610f\u89e6\u53d1\u5783\u573e\u6536\u96c6\u5668\uff0c\u4f7f\u5176\u5728\u5bf9\u6027\u80fd\u4e0d\u91cd\u8981\u7684\u65f6\u5019\u8fd0\u884c\uff0c\u4f8b\u5982\u5728\u52a0\u8f7d\u5c4f\u5e55\u671f\u95f4\u3002<\/li>\n<\/ul>\n<h6>2.6.\u51e0\u4e2a\u51cf\u5c11\u5783\u573e\u7684\u6280\u5de7<\/h6>\n<ul>\n<li>\u4f7f\u7528\u7f13\u5b58\u3002<br \/>\n&emsp;\u00a0&emsp;\u5982\u679c\u6211\u4eec\u7684\u4ee3\u7801\u91cd\u590d\u8c03\u7528\u5bfc\u81f4\u5806\u5206\u914d\u7684\u51fd\u6570\u7136\u540e\u4e22\u5f03\u7ed3\u679c\uff0c\u8fd9\u4f1a\u4ea7\u751f\u4e0d\u5fc5\u8981\u7684\u5783\u573e\u3002\u76f8\u53cd\uff0c\u6211\u4eec\u5e94\u8be5\u5b58\u50a8\u5bf9\u8fd9\u4e9b\u5bf9\u8c61\u7684\u5f15\u7528\u5e76\u91cd\u7528\u5b83\u4eec\u3002\u8fd9\u79cd\u6280\u672f\u79f0\u4e3a\u7f13\u5b58\u3002<br \/>\n&emsp;\u00a0&emsp;\u5bf9\u4e8e\u9700\u8981\u9891\u7e41\u4f7f\u7528\u7684\u5bf9\u8c61\u6216\u662f\u6570\u636e\u96c6\u5408\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7f13\u5b58\u8fdb\u884c\u5185\u5b58\u5206\u914d\u540e\u4e00\u76f4\u6301\u6709\u5185\u5b58\uff0c\u540e\u7eed\u4f7f\u7528\u65f6\u53cd\u590d\u4f7f\u7528\u8fd9\u6bb5\u5185\u5b58\uff0c\u5c31\u4e0d\u4f1a\u4ea7\u751f\u989d\u5916\u7684GC\u3002\uff08\u5fc5\u8981\u65f6\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5bf9\u8c61\u6c60\uff09<br \/>\n&emsp;\u00a0&emsp;\u5728\u4e0b\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u4ee3\u7801\u6bcf\u6b21\u8c03\u7528\u65f6\u90fd\u4f1a\u5bfc\u81f4\u5806\u5206\u914d\u3002\u8fd9\u662f\u56e0\u4e3a\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u6570\u7ec4\u3002<\/p>\n<pre><code class=\"language-C#\">void OnTriggerEnter(Collider other)\n{ \nRenderer[] allRenderers = FindObjectsOfType&lt;Renderer&gt;();\nExampleFunction(allRenderers); \n}<\/code><\/pre>\n<\/li>\n<li>\u5b57\u7b26\u4e32<br \/>\n&emsp;\u00a0&emsp;\u5728 C# \u4e2d\uff0c\u5b57\u7b26\u4e32\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u800c\u4e0d\u662f\u503c\u7c7b\u578b\uff0c\u5373\u4f7f\u5b83\u4eec\u4f3c\u4e4e\u5305\u542b\u5b57\u7b26\u4e32\u7684\u201c\u503c\u201d\u3002\u8fd9\u610f\u5473\u7740\u521b\u5efa\u548c\u4e22\u5f03\u5b57\u7b26\u4e32\u4f1a\u4ea7\u751f\u5783\u573e\u3002\u7531\u4e8e\u5b57\u7b26\u4e32\u5728\u5f88\u591a\u4ee3\u7801\u4e2d\u90fd\u5f88\u5e38\u7528\uff0c\u6240\u4ee5\u8fd9\u4e9b\u5783\u573e\u4f1a\u6162\u6162\u7d2f\u79ef\u8d77\u6765\u3002<br \/>\n&emsp;\u00a0&emsp;C# \u4e2d\u7684\u5b57\u7b26\u4e32\u4e5f\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u7684\u503c\u5728\u9996\u6b21\u521b\u5efa\u540e\u65e0\u6cd5\u66f4\u6539\u3002\u6bcf\u6b21\u6211\u4eec\u64cd\u4f5c\u4e00\u4e2a\u5b57\u7b26\u4e32\uff08\u4f8b\u5982\uff0c\u901a\u8fc7\u4f7f\u7528 + \u8fd0\u7b97\u7b26\u8fde\u63a5\u4e24\u4e2a\u5b57\u7b26\u4e32\uff09\u65f6\uff0cUnity \u90fd\u4f1a\u4f7f\u7528\u66f4\u65b0\u7684\u503c\u521b\u5efa\u4e00\u4e2a\u65b0\u5b57\u7b26\u4e32\u5e76\u4e22\u5f03\u65e7\u5b57\u7b26\u4e32\u3002\u8fd9\u4f1a\u4ea7\u751f\u5783\u573e\u3002<\/p>\n<ol>\n<li>\u6211\u4eec\u5e94\u8be5\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u5b57\u7b26\u4e32\u521b\u5efa\u3002\u5982\u679c\u6211\u4eec\u591a\u6b21\u4f7f\u7528\u76f8\u540c\u7684\u5b57\u7b26\u4e32\u503c\uff0c\u6211\u4eec\u5e94\u8be5\u521b\u5efa\u4e00\u6b21\u5b57\u7b26\u4e32\u5e76\u7f13\u5b58\u8be5\u503c\u3002<\/li>\n<li>\u6211\u4eec\u5e94\u8be5\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u6709\u4e00\u4e2a\u7ecf\u5e38\u66f4\u65b0\u7684 Text \u7ec4\u4ef6\u5e76\u5305\u542b\u4e00\u4e2a\u8fde\u63a5\u7684\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u53ef\u4ee5\u8003\u8651\u5c06\u5b83\u5206\u6210\u4e24\u4e2a Text \u7ec4\u4ef6\u3002<\/li>\n<li>\u5982\u679c\u6211\u4eec\u5fc5\u987b\u5728\u8fd0\u884c\u65f6\u6784\u5efa\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u5e94\u8be5\u4f7f\u7528StringBuilder \u7c7b\u3002StringBuilder \u7c7b\u8bbe\u8ba1\u7528\u4e8e\u6784\u5efa\u6ca1\u6709\u5206\u914d\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u5c06\u8282\u7701\u6211\u4eec\u5728\u8fde\u63a5\u590d\u6742\u5b57\u7b26\u4e32\u65f6\u4ea7\u751f\u7684\u5783\u573e\u91cf\u3002<\/li>\n<li>\u5982\u679c\u4f60\u5728\u4f7f\u7528string.Format\uff0c\u90a3\u4e48\u606d\u559c\u4f60\uff0cStringBuilder\u4e5f\u6551\u4e0d\u4e86\u4f60\u4e86\u3002Format\u5e95\u5c42\u4f1a\u4f7f\u7528StringBuilder\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u53ef\u60dc\u7684\u662fFormatHelper\u51fd\u6570\u5185\u90e8\u8fd8\u662f\u6709\u5f88\u9ad8\u7684GC\u5f00\u9500\uff0810\u6b213KB\u5de6\u53f3\uff09\u3002\u6240\u4ee5\u8981\u4e48\u653e\u5f03Format\uff0c\u8981\u4e48\u6765\u8bd5\u8bd5<a href=\"https:\/\/github.com\/871041532\/zstring\" title=\"zstring\">zstring<\/a>\u6216\u8005<a href=\"https:\/\/github.com\/Cysharp\/ZString\" title=\"Zstring\">Zstring<\/a>\u5427\uff01<\/li>\n<li>\u4e00\u65e6\u4e0d\u518d\u9700\u8981\u7528\u4e8e\u8c03\u8bd5\u76ee\u7684\uff0c\u6211\u4eec\u5c31\u5e94\u8be5\u5220\u9664\u5bf9 Debug.Log() \u7684\u8c03\u7528\u3002\u5bf9 Debug.Log() \u7684\u8c03\u7528\u4ecd\u7136\u5728\u6211\u4eec\u6e38\u620f\u7684\u6240\u6709\u6784\u5efa\u4e2d\u6267\u884c\uff0c\u5373\u4f7f\u5b83\u4eec\u6ca1\u6709\u8f93\u51fa\u5230\u4efb\u4f55\u4e1c\u897f\u3002\u5bf9 Debug.Log() \u7684\u8c03\u7528\u4f1a\u521b\u5efa\u5e76\u5904\u7406\u81f3\u5c11\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u56e0\u6b64\u5982\u679c\u6211\u4eec\u7684\u6e38\u620f\u5305\u542b\u8bb8\u591a\u6b64\u7c7b\u8c03\u7528\uff0c\u5219\u5783\u573e\u4f1a\u7d2f\u79ef\u8d77\u6765\u3002<\/li>\n<\/ol>\n<\/li>\n<li>Unity\u51fd\u6570\u7684\u8c03\u7528<br \/>\n&emsp;\u00a0&emsp;\u6bcf\u6b21\u6211\u4eec\u8bbf\u95ee\u4e00\u4e2a\u8fd4\u56de\u6570\u7ec4\u7684 Unity \u51fd\u6570\u65f6\uff0c\u90fd\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\u5e76\u4f5c\u4e3a\u8fd4\u56de\u503c\u4f20\u9012\u7ed9\u6211\u4eec\u3002\u8fd9\u79cd\u884c\u4e3a\u5e76\u4e0d\u603b\u662f\u660e\u663e\u6216\u9884\u671f\u7684\uff0c\u5c24\u5176\u662f\u5f53\u51fd\u6570\u662f\u8bbf\u95ee\u5668\u65f6\uff08\u4f8b\u5982\uff0cMesh.normals\uff09\u3002<br \/>\n&emsp;\u00a0&emsp;\u5806\u5206\u914d\u7684\u53e6\u4e00\u4e2a\u610f\u5916\u539f\u56e0\u53ef\u4ee5\u5728\u51fd\u6570 GameObject.name \u6216 GameObject.tag \u4e2d\u627e\u5230\u3002\u8fd9\u4e24\u4e2a\u90fd\u662f\u8fd4\u56de\u65b0\u5b57\u7b26\u4e32\u7684\u8bbf\u95ee\u5668\uff0c\u8fd9\u610f\u5473\u7740\u8c03\u7528\u8fd9\u4e9b\u51fd\u6570\u4f1a\u4ea7\u751f\u5783\u573e\u3002\u7f13\u5b58\u503c\u53ef\u80fd\u5f88\u6709\u7528\uff0c\u4f46\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u76f8\u5173\u7684 Unity \u51fd\u6570\u3002\u8981\u6839\u636e\u503c\u68c0\u67e5 GameObject \u7684\u6807\u7b7e\u800c\u4e0d\u4ea7\u751f\u5783\u573e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528GameObject.CompareTag()\u3002<br \/>\n&emsp;\u00a0&emsp;\u5728\u4ee5\u4e0b\u4ee3\u7801\u4e2d\uff0c\u4e3a\u5faa\u73af\u7684\u6bcf\u6b21\u8fed\u4ee3\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\u3002<\/p>\n<pre><code class=\"language-C#\">void ExampleFunction() \n{\nfor (int i = 0; i &lt; myMesh.normals.Length; i++) \n{\n    Vector3 normal = myMesh.normals[i];\n}\n}<\/code><\/pre>\n<\/li>\n<li>\u88c5\u7bb1<br \/>\n&emsp;\u00a0&emsp;\u5f53\u503c\u7c7b\u578b\u53d8\u91cf\u88ab\u88c5\u7bb1\u65f6\uff0cUnity \u5728\u5806\u4e0a\u521b\u5efa\u4e00\u4e2a\u4e34\u65f6 System.Object \u6765\u5305\u88c5\u503c\u7c7b\u578b\u53d8\u91cf\u3002System.Object \u662f\u4e00\u4e2a\u5f15\u7528\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u6240\u4ee5\u5f53\u8fd9\u4e2a\u4e34\u65f6\u5bf9\u8c61\u88ab\u91ca\u653e\u65f6\uff0c\u8fd9\u4f1a\u4ea7\u751f\u5783\u573e\u3002<\/li>\n<li>\u534f\u7a0b<br \/>\n&emsp;\u00a0&emsp;\u534f\u7a0b\u4e2d\u7684 yield \u8bed\u53e5\u4e0d\u4f1a\u81ea\u884c\u521b\u5efa\u5806\u5206\u914d\uff1b\u7136\u800c\uff0c\u6211\u4eec\u901a\u8fc7 yield \u8bed\u53e5\u4f20\u9012\u7684\u503c\u53ef\u80fd\u4f1a\u9020\u6210\u4e0d\u5fc5\u8981\u7684\u5806\u5206\u914d\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f1a\u521b\u5efa\u5783\u573e\uff1a<code>yield return 0;<\/code>\u3002\u56e0\u4e3a\u503c\u4e3a 0 \u7684 int \u5df2\u88c5\u7bb1\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u6211\u4eec\u5e0c\u671b\u7b80\u5355\u5730\u7b49\u5f85\u4e00\u4e2a\u5e27\u800c\u4e0d\u5f15\u8d77\u4efb\u4f55\u5806\u5206\u914d\uff0c\u90a3\u4e48\u6700\u597d\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<code>yield return null;<\/code><br \/>\n<a href=\"https:\/\/learn.unity.com\/tutorial\/fixing-performance-problems-2019-3-1#5e85ad9dedbc2a0021cb81aa\" title=\"\u539f\u6587\">\u539f\u6587<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>1.\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd &emsp;\u00a0&emsp; 1.1\u6bcfX\u5e27\u8fd0\u884c\u4e00\u6b21\u4ee3\u7801 &emsp;\u00a0&emsp;update [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-1229","post","type-post","status-publish","format-standard","hentry","category-unity-"],"_links":{"self":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1229"}],"version-history":[{"count":4,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1229\/revisions"}],"predecessor-version":[{"id":1239,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=\/wp\/v2\/posts\/1229\/revisions\/1239"}],"wp:attachment":[{"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mapleriver.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}