{"id":1153,"date":"2018-04-25T11:45:06","date_gmt":"2018-04-25T03:45:06","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1153"},"modified":"2018-10-25T08:27:31","modified_gmt":"2018-10-25T00:27:31","slug":"unity3d%e6%b8%b8%e6%88%8fgc%e4%bc%98%e5%8c%96%e6%80%bb%e7%bb%93-protobuf-net%e6%97%a0gc%e7%89%88%e6%9c%ac%e4%bc%98%e5%8c%96%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1153","title":{"rendered":"Unity3D\u6e38\u620fGC\u4f18\u5316\u603b\u7ed3&#8212;protobuf-net\u65e0GC\u7248\u672c\u4f18\u5316\u5b9e\u8df5"},"content":{"rendered":"<h1 class=\"postTitle\"><a id=\"cb_post_title_url\" class=\"postTitle2\" href=\"http:\/\/www.cnblogs.com\/SChivas\/p\/7898166.html\">Unity3D\u6e38\u620fGC\u4f18\u5316\u603b\u7ed3&#8212;protobuf-net\u65e0GC\u7248\u672c\u4f18\u5316\u5b9e\u8df5<\/a><\/h1>\n<div class=\"clear\"><\/div>\n<div class=\"postBody\">\n<div id=\"cnblogs_post_body\" class=\"blogpost-body\">\n<h1>\u4e00\u3000\u3000protobuf-net\u4f18\u5316\u6548\u679c\u56fe<\/h1>\n<p>protobuf-net\u662fUnity3D\u6e38\u620f\u5f00\u53d1\u4e2d\u88ab\u5e7f\u6cdb\u4f7f\u7528\u7684Google Protocol Buffer\u5e93\u7684c#\u7248\u672c\uff0c\u4e4b\u6240\u4ee5c#\u7248\u672c\u88ab\u5e7f\u6cdb\u4f7f\u7528\uff0c\u662f\u56e0\u4e3ac++\u7248\u672c\u7684\u6e90\u4ee3\u7801\u4e0d\u652f\u6301Unity3D\u6e38\u620f\u5728\u5404\u4e2a\u5e73\u53f0\u4e0a\u7684\u52a8\u6001\u5e93\u6784\u5efa\u3002\u5b83\u662f\u4e00\u4e2a\u7f51\u7edc\u4f20\u8f93\u5c42\u534f\u8bae\uff0c\u5bf9\u5e94\u7684lua\u7248\u672c\u6709\u4e24\u4e2a\u53ef\u7528\u7684\u5e93\uff1a\u4e00\u4e2a\u662fproto-gen-lua\uff0c\u7531tolua\u4f5c\u8005\u5f00\u53d1\uff0c\u53e6\u5916\u4e00\u4e2a\u662fprotoc\uff0c\u7531\u4e91\u98ce\u5f00\u53d1\u3002protobuf-net\u5728GC\u4e0a\u6709\u5f88\u5927\u7684\u95ee\u9898\uff0c\u5728\u4e00\u4e2a\u9ad8\u9891\u7387\u7f51\u7edc\u901a\u8baf\u7684\u72b6\u6001\u540c\u6b65\u6e38\u620f\u4e2d\u4f7f\u7528\u53d1\u73b0GC\u8fc7\u9ad8\uff0c\u6240\u4ee5\u5bf9\u5b83\u8fdb\u884c\u4e86\u4e00\u6b21\u6bd4\u8f83\u5f7b\u5e95\u7684GC\u4f18\u5316\u3002\u4e0b\u9762\u662f\u4f18\u5316\u524d\u540e\u7684\u5bf9\u6bd4\u56fe\uff1a<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126135007093-1920359956.jpg\" alt=\"\" \/><\/p>\n<p>protobuf-net\u4f18\u5316\u524dGC\u548c\u6027\u80fd\u6548\u679c\u56fe<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126024641984-1394095080.jpg\" alt=\"\" \/><\/p>\n<p>protobuf-net\u4f18\u5316\u540eGC\u548c\u6027\u80fd\u6548\u679c\u56fe<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h1>\u4e8c\u3000\u3000Unity3D\u6e38\u620fGC\u4f18\u5316\u6982\u8ff0<\/h1>\n<p>\u6709\u5173Unity3D\u5783\u573e\u56de\u6536\u7684\u57fa\u672c\u6982\u5ff5\u548c\u4f18\u5316\u7b56\u7565Unity\u5b98\u7f51\u6709\u53d1\u5e03\u8fc7\u6587\u7ae0\uff1a<a href=\"https:\/\/unity3d.com\/de\/learn\/tutorials\/topics\/performance-optimization\/optimizing-garbage-collection-unity-games?playlist=44069\" target=\"_blank\" rel=\"noopener\">Optimizing garbage collection in Unity games<\/a>\u3002\u8fd9\u7bc7\u6587\u7ae0\u8bb2\u8ff0\u4e86Unity3D\u5783\u573e\u56de\u6536\u673a\u5236\uff0c\u548c\u4e00\u4e9b\u7b80\u5355\u7684\u4f18\u5316\u7b56\u7565\uff0c\u8ba8\u8bba\u7684\u4e0d\u662f\u7279\u522b\u6df1\u5165\uff0c\u4f46\u662f\u5e7f\u5ea6\u57fa\u672c\u4e0a\u7b97\u662f\u591f\u4e86\u3002\u6211\u7f57\u5217\u4e00\u4e0b\u8fd9\u7bc7\u6587\u7ae0\u7684\u4e00\u4e9b\u8981\u70b9\uff0c\u5982\u679c\u4f60\u5bf9\u5176\u4e2d\u7684\u4e00\u4e9b\u70b9\u4e0d\u592a\u719f\u6089\uff0c\u5efa\u8bae\u4ed4\u7ec6\u9605\u8bfb\u4e0b\u8fd9\u7bc7\u6587\u7ae0\uff1a<\/p>\n<p>1\u3001C#\u53d8\u91cf\u5206\u4e3a\u4e24\u79cd\u7c7b\u578b\uff1a\u503c\u7c7b\u578b\u548c\u5f15\u7528\u7c7b\u578b\uff0c\u503c\u7c7b\u578b\u5206\u914d\u5728\u6808\u533a\uff0c\u5f15\u7528\u7c7b\u578b\u5206\u914d\u5728\u5806\u533a\uff0cGC\u5173\u6ce8\u5f15\u7528\u7c7b\u578b<\/p>\n<p>2\u3001GC\u5361\u987f\u539f\u56e0\uff1a\u5806\u5185\u5b58\u5783\u573e\u56de\u6536\uff0c\u5411\u7cfb\u7edf\u7533\u8bf7\u65b0\u7684\u5806\u5185\u5b58<\/p>\n<p>3\u3001GC\u89e6\u53d1\u6761\u4ef6\uff1a\u5806\u5185\u5b58\u5206\u914d\u800c\u5f53\u5185\u5b58\u4e0d\u8db3\u65f6\u3001\u6309\u9891\u7387\u81ea\u52a8\u89e6\u53d1\u3001\u624b\u52a8\u5f3a\u884c\u89e6\u53d1\uff08\u4e00\u822c\u7528\u5728\u573a\u666f\u5207\u6362\uff09<\/p>\n<p>4\u3001GC\u8d1f\u9762\u6548\u679c\uff1a\u5185\u5b58\u788e\u7247\uff08\u5bfc\u81f4\u5185\u5b58\u53d8\u5927\uff0cGC\u89e6\u53d1\u66f4\u52a0\u9891\u7e41\uff09\u3001\u6e38\u620f\u987f\u5361<\/p>\n<p>5\u3001GC\u4f18\u5316\u65b9\u5411\uff1a\u51cf\u5c11GC\u6b21\u6570\u3001\u964d\u4f4e\u5355\u6b21GC\u8fd0\u884c\u65f6\u95f4\u3001\u573a\u666f\u5207\u6362\u65f6\u4e3b\u52a8GC<\/p>\n<p>6\u3001GC\u4f18\u5316\u7b56\u7565\uff1a\u51cf\u5c11\u5bf9\u5185\u5b58\u5206\u914d\u6b21\u6570\u548c\u5f15\u7528\u6b21\u6570\u3001\u964d\u4f4e\u5806\u5185\u5b58\u5206\u914d\u548c\u56de\u6536\u9891\u7387<\/p>\n<p>7\u3001\u5584\u7528\u7f13\u5b58\uff1a\u5bf9\u6709\u5806\u5185\u5b58\u5206\u914d\u7684\u51fd\u6570\uff0c\u7f13\u5b58\u5176\u8c03\u7528\u7ed3\u679c\uff0c\u4e0d\u8981\u53cd\u590d\u53bb\u8c03\u7528<\/p>\n<p>8\u3001\u6e05\u9664\u5217\u8868\uff1a\u800c\u4e0d\u8981\u6bcf\u6b21\u90fd\u53bbnew\u4e00\u4e2a\u65b0\u7684\u5217\u8868<\/p>\n<p>9\u3001\u7528\u5bf9\u8c61\u6c60\uff1a\u5fc5\u7528<\/p>\n<p>10\u3001\u614e\u7528\u4e32\u62fc\u63a5\uff1a\u7f13\u5b58\u3001Text\u7ec4\u4ef6\u62c6\u5206\u3001\u4f7f\u7528StringBuild\u3001Debug.Log\u63a5\u53e3\u5c01\u88c5\uff08\u6253Conditional\u6807\u7b7e\uff09<\/p>\n<p>11\u3001\u8b66\u60d5Unity\u51fd\u6570\u8c03\u7528\uff1aGameObject.name\u3001GameObject.tag\u3001FindObjectsOfType&lt;T&gt;()\u7b49\u4f17\u591a\u51fd\u6570\u90fd\u6709\u5806\u5185\u5b58\u5206\u914d\uff0c\u5b9e\u6d4b\u4e3a\u51c6<\/p>\n<p>12\u3001\u907f\u514d\u88c5\u7bb1\uff1a\u614e\u7528object\u5f62\u53c2\u3001\u591a\u7528\u6cdb\u578b\u7248\u672c\uff08\u5982List&lt;T&gt;\uff09\u7b49\uff0c\u8fd9\u91cc\u7684\u7ec6\u8282\u95ee\u9898\u5f88\u591a\uff0c\u5b9e\u6d4b\u4e3a\u51c6<\/p>\n<p>13\u3001\u8b66\u60d5\u534f\u7a0b\uff1aStartCoroutine\u6709GC\u3001yield return\u5e26\u8fd4\u56de\u503c\u6709GC\u3001yield return new xxx\u6709GC\uff08\u6700\u597d\u81ea\u5df1\u505a\u4e00\u5957\u534f\u7a0b\u7ba1\u7406\uff09<\/p>\n<p>14\u3001foreach\uff1aunity5.5\u4e4b\u524d\u7248\u672c\u6709GC\uff0c\u4f7f\u7528for\u5faa\u73af\u6216\u8005\u83b7\u53d6\u8fed\u4ee3\u5668<\/p>\n<p>15\u3001\u51cf\u5c11\u5f15\u7528\uff1a\u5efa\u7acb\u7ba1\u7406\u7c7b\u7edf\u4e00\u7ba1\u7406\uff0c\u4f7f\u7528ID\u4f5c\u4e3a\u8bbf\u95eetoken<\/p>\n<p>16\u3001\u614e\u7528LINQ\uff1a\u8fd9\u4e1c\u897f\u6700\u597d\u4e0d\u7528\uff0cGC\u5f88\u9ad8<\/p>\n<p>17\u3001\u7ed3\u6784\u4f53\u6570\u7ec4\uff1a\u5982\u679c\u7ed3\u6784\u4f53\u4e2d\u542b\u6709\u5f15\u7528\u7c7b\u578b\u53d8\u91cf\uff0c\u5bf9\u7ed3\u6784\u4f53\u6570\u7ec4\u8fdb\u884c\u62c6\u5206\uff0c\u907f\u514dGC\u65f6\u904d\u5386\u6240\u6709\u7ed3\u6784\u4f53\u6210\u5458<\/p>\n<p>18\u3001\u5728\u6e38\u620f\u7a7a\u95f2\uff08\u5982\u573a\u666f\u5207\u6362\u65f6\uff09\u5f3a\u5236\u6267\u884cGC<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h1>\u4e09\u3000\u3000protobuf-net GC\u5206\u6790<\/h1>\n<h2>3.1\u3000\u3000protobuf-net\u5e8f\u5217\u5316<\/h2>\n<p>\u5148\u5206\u6790\u4e0b\u5e8f\u5217\u5316GC\uff0cdeep profile\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126140557765-460931614.jpg\" alt=\"\" \/><\/p>\n<p>\u6253\u5f00PropertyDecorator.cs\u811a\u672c\uff0c\u627e\u5230Write\u51fd\u6570\u5982\u4e0b\uff1a<\/p>\n<div class=\"cnblogs_code\"><img decoding=\"async\" id=\"code_img_closed_cec161dc-f781-4782-87df-0ef3a42e8e3b\" class=\"code_img_closed\" src=\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ContractedBlock.gif\" alt=\"\" \/>\u00a0<span class=\"cnblogs_code_collapse\">View Code<\/span><\/div>\n<p>\u53ef\u4ee5\u770b\u5230\u8fd9\u91ccMonoProperty.GetValue\u4ea7\u751fGC\u7684\u539f\u56e0\u662f\u56e0\u4e3a\u53cd\u5c04\u7684\u4f7f\u7528\uff1b\u800cListDecorator.Write\u5bf9\u5e94\u4e8e\u4ee3\u7801Tail.Write\uff0c\u7ee7\u7eed\u5f80\u4e0b\u770b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126142936250-1375230430.jpg\" alt=\"\" \/><\/p>\n<p>\u627e\u5230\u5bf9\u5e94\u6e90\u4ee3\u7801\uff1a<\/p>\n<div class=\"cnblogs_code\"><img decoding=\"async\" id=\"code_img_closed_9b439d84-d288-4d1b-af11-18eccf1ea222\" class=\"code_img_closed\" src=\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ContractedBlock.gif\" alt=\"\" \/>\u00a0<span class=\"cnblogs_code_collapse\">View Code<\/span><\/div>\n<p>\u53ef\u4ee5\u770b\u5230\u8fd9\u91cc\u7684GC\u662f\u7531list\u904d\u5386\u7684foreach\u5f15\u8d77\u7684\u3002\u7ee7\u7eed\u5f80\u5185\u5c55\u5f00\uff0c\u4ea7\u751fGC\u7684\u70b9\u5168\u90e8\u662f\u8fd9\u4e24\u4e2a\u539f\u56e0\u4e0a\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>3.2\u3000\u3000protobuf-net\u53cd\u5e8f\u5217\u5316<\/h2>\n<p>\u627e\u5230\u7b2c\u4e00\u4e2a\u4ea7\u751fGC\u7684\u5206\u652f\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126143823843-552918661.jpg\" alt=\"\" \/><\/p>\n<p>\u540c\u4e0a\u8ff0\u5206\u6790\uff0cMonoProperty.GetValue\u3001MonoProperty.SetValue\u4ea7\u751fGC\u539f\u56e0\u662f\u53cd\u5c04\u3002\u800cInt32Serializer.Read()\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<div class=\"cnblogs_code\"><img decoding=\"async\" id=\"code_img_closed_31dc72f0-2656-43d3-bfdc-b6688f497467\" class=\"code_img_closed\" src=\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ContractedBlock.gif\" alt=\"\" \/>\u00a0<span class=\"cnblogs_code_collapse\">View Code<\/span><\/div>\n<p>\u53ef\u89c1\u4ea7\u751fGC\u7684\u539f\u56e0\u662f\u56e0\u4e3a\u88c5\u7bb1\u3002\u7ee7\u7eed\u5f80\u4e0b\u5c55\u5f00ListDecorateor.Read\u51fd\u6570\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126144401250-1445522336.jpg\" alt=\"\" \/><\/p>\n<p>\u7531Activator.CreateInstance\u5f97\u51fa\u8fd9\u91cc\u4ea7\u751fGC\u7684\u539f\u56e0\u662f\u5b9e\u4f8b\u7684\u521b\u5efa\u3002\u7ee7\u7eed\u5f80\u4e0b\u5c55\u5f00\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126145109906-599910378.jpg\" alt=\"\" \/><\/p>\n<p>GC\u7684\u4ea7\u751f\u53d1\u751f\u5728List.Add\u7684GrowIfNeeded\uff0c\u53ef\u89c1\u662f\u5217\u8868\u6269\u5bb9\u3002\u8fd9\u91cc\u672c\u8d28\u4e0a\u662f\u56e0\u4e3a\u4e0a\u4e00\u6b65\u521b\u5efa\u4e86\u65b0\u5bf9\u8c61\uff0c\u5982\u679c\u4e0d\u521b\u5efa\u65b0\u5bf9\u8c61\uff0c\u90a3\u4e48\u8fd9\u91cc\u7684list\u53ef\u4ee5\u7528Clear\u800c\u65e0\u987b\u65b0\u5efa\uff0c\u90a3\u4e48\u5c31\u4e0d\u4f1a\u6709\u6269\u5bb9\u7684\u95ee\u9898\u3002\u7ee7\u7eed\u5f80\u4e0b\u9762\u8ffd\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/1278213\/201711\/1278213-20171126145728140-1490852786.jpg\" alt=\"\" \/><\/p>\n<p>\u53cd\u5c04\u548c\u88c5\u7bb1\u4ea7\u751fGC\u4e0a\u9762\u5df2\u7ecf\u63d0\u5230\uff0c\u770bProtoReader.AppendBytes\u4ee3\u7801\uff1a<\/p>\n<div class=\"cnblogs_code\"><img decoding=\"async\" id=\"code_img_closed_1c1a495a-c821-4491-a093-9b221b07c1a8\" class=\"code_img_closed\" src=\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ContractedBlock.gif\" alt=\"\" \/>\u00a0<span class=\"cnblogs_code_collapse\">View Code<\/span><\/div>\n<p>\u53ef\u89c1\uff0c\u8fd9\u91cc\u4ea7\u751fGC\u7684\u539f\u56e0\u662f\u56e0\u4e3anew byte[]\u64cd\u4f5c\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h1>\u56db\u3000\u3000Protobuf-net 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class=\"cnblogs_code_collapse\">View 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