{"id":485,"date":"2026-06-28T14:54:15","date_gmt":"2026-06-28T06:54:15","guid":{"rendered":"http:\/\/www.longxiapro.com\/?p=485"},"modified":"2026-06-28T14:54:15","modified_gmt":"2026-06-28T06:54:15","slug":"ai-funeng-d3d12-tuxing-hook-gongchenghualuodefanganue5-ziyanyunxingshixiadetezhengdingweixubiaoai","status":"publish","type":"post","link":"https:\/\/www.longxiapro.com\/index.php\/485\/","title":{"rendered":"AI \u8d4b\u80fd D3D12 \u56fe\u5f62 Hook \u5de5\u7a0b\u5316\u843d\u5730\u65b9\u6848\uff1aUE5 \u81ea\u7814\u8fd0\u884c\u65f6\u4e0b\u7684\u7279\u5f81\u5b9a\u4f4d\u3001\u865a\u8868\u66ff\u6362\u4e0e UI \u6e32\u67d3\u5168\u94fe\u8def\u5b9e\u8df5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u968f\u7740 DirectX 12 \u6210\u4e3a 3D \u6e38\u620f\u4e0e UE5 \u751f\u6001\u7684\u6807\u51c6\u6e32\u67d3 API\uff0c\u4f20\u7edf\u57fa\u4e8e\u7cfb\u7edf DLL \u7684 Hook \u65b9\u6848\u9010\u6e10\u5931\u6548 \u2014\u2014 \u5c24\u5176\u662f UE5 \u5f15\u64ce\u4f1a\u81ea\u7814\u7f16\u8bd1 D3D12 \u6838\u5fc3\u8fd0\u884c\u65f6\uff0c\u8131\u79bb\u7cfb\u7edf DX \u5e93\u7684\u7248\u672c\u4e0e\u7b26\u53f7\u7ea6\u675f\uff0c\u7ed9\u9006\u5411\u5206\u6790\u4e0e Hook \u843d\u5730\u5e26\u6765\u4e86\u66f4\u9ad8\u7684\u9002\u914d\u6210\u672c\u3002\u4f20\u7edf\u4eba\u5de5\u9006\u5411\u7684\u65b9\u5f0f\u4e0d\u4ec5\u6548\u7387\u4f4e\u4e0b\uff0c\u8fd8\u96be\u4ee5\u5e94\u5bf9\u6e38\u620f\u7248\u672c\u8fed\u4ee3\u3001\u8d85\u5206\u8fa8\u7387\u6280\u672f\u4ecb\u5165\u5bfc\u81f4\u7684\u6e32\u67d3\u94fe\u8def\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6587\u63d0\u51fa\u4e00\u5957 AI \u8f85\u52a9\u7684 D3D12 Hook \u5de5\u7a0b\u5316\u843d\u5730\u65b9\u6848\uff0c\u5c06 AI \u80fd\u529b\u878d\u5165\u6a21\u5757\u8bc6\u522b\u3001\u7279\u5f81\u63d0\u53d6\u3001\u53cd Hook \u7ed5\u8fc7\u3001\u517c\u5bb9\u6027\u9002\u914d\u5168\u6d41\u7a0b\uff0c\u540c\u65f6\u7ed9\u51fa\u4ece\u73af\u5883\u5224\u5b9a\u5230 ImGui 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\u8c03\u8bd5\u7248\u672c\uff0c\u5219\u4f1a\u52a0\u8f7d<code>d3d12SDKLayers.dll<\/code>\u8c03\u8bd5\u5c42 DLL\u3002\u5f88\u591a\u5f00\u53d1\u8005\u5bb9\u6613\u5ffd\u7565 Debug \u7248\u672c\u7684\u573a\u666f\uff0c\u76f4\u63a5\u6309 Release \u6a21\u5f0f\u5b9a\u4f4d\u4f1a\u5bfc\u81f4\u7279\u5f81\u5339\u914d\u5b8c\u5168\u5931\u6548\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c UE5 \u5f15\u64ce\u7684\u7279\u6b8a\u4e4b\u5904\u5728\u4e8e\uff1a\u5b83\u5e76\u4e0d\u4f9d\u8d56\u7cfb\u7edf\u76ee\u5f55\u7684 D3D12 \u8fd0\u884c\u65f6\uff0c\u800c\u662f\u968f\u7a0b\u5e8f\u672c\u4f53\u4e00\u540c\u53d1\u5e03\u81ea\u7814\u7f16\u8bd1\u7684<code>D3D12Core.dll<\/code>\uff0c\u5176\u5185\u90e8\u51fd\u6570\u5e03\u5c40\u3001\u865a\u8868\u7ed3\u6784\u4e0e\u7cfb\u7edf\u5b98\u65b9 DLL \u5b58\u5728\u663e\u8457\u5dee\u5f02\uff0c\u76f4\u63a5\u590d\u7528\u7cfb\u7edf DLL \u7684\u504f\u79fb\u4e0e\u7279\u5f81\u7801\u4f1a\u5b8c\u5168\u5339\u914d\u5931\u8d25\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>AI \u843d\u5730\u5b9e\u73b0\u65b9\u5f0f<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u642d\u5efa\u8f7b\u91cf\u7684\u6a21\u5757\u8bc6\u522b\u6a21\u578b\uff0c\u901a\u8fc7\u679a\u4e3e\u76ee\u6807\u8fdb\u7a0b\u7684\u6a21\u5757\u5217\u8868\uff0c\u7ed3\u5408 DLL \u5bfc\u51fa\u8868\u3001\u8282\u533a\u7279\u5f81\u3001\u7248\u672c\u8d44\u6e90\u4e09\u7c7b\u7ef4\u5ea6\u8fdb\u884c\u81ea\u52a8\u5206\u7c7b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52a8\u533a\u5206\u7cfb\u7edf\u539f\u751f DLL \u4e0e\u5f15\u64ce\u81ea\u7814 DLL\uff0c\u5224\u5b9a\u662f\u5426\u9700\u8981\u9488\u5bf9\u7a0b\u5e8f\u76ee\u5f55\u5185\u7684 DLL \u505a\u5355\u72ec\u5206\u6790\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u8bc6\u522b Release\/Debug \u8fd0\u884c\u65f6\u7248\u672c\uff0c\u5339\u914d\u5bf9\u5e94\u7684\u5206\u6790\u7b56\u7565\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u6807\u8bb0 UE5\u3001Unity \u7b49\u4e0d\u540c\u5f15\u64ce\u7684 D3D12 \u5b9e\u73b0\u7279\u5f81\uff0c\u8f93\u51fa\u9884\u8bbe\u7684\u9002\u914d\u6a21\u677f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">1.2 \u6838\u5fc3\u5206\u6790\u5bf9\u8c61\u7684\u9009\u53d6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9488\u5bf9 UE5 \u81ea\u7814\u7684<code>D3D12Core.dll<\/code>\uff0c\u6838\u5fc3\u5206\u6790\u76ee\u6807\u662f<code>ID3D12CommandQueue<\/code>\u7684<code>ExecuteCommandLists<\/code>\u51fd\u6570 \u2014\u2014 \u8fd9\u662f DX12 \u6e32\u67d3\u7ba1\u7ebf\u4e2d\u63d0\u4ea4\u547d\u4ee4\u5217\u8868\u3001\u6267\u884c\u7ed8\u5236\u7684\u6838\u5fc3\u5165\u53e3\uff0c\u662f\u5b9e\u73b0\u6e32\u67d3\u52ab\u6301\u3001UI \u53e0\u52a0\u7684\u5173\u952e Hook \u70b9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f20\u7edf\u65b9\u6848\u4e2d\u666e\u904d\u9009\u62e9 Hook \u8be5\u51fd\u6570\u672c\u8eab\uff0c\u800c\u66f4\u7a33\u59a5\u7684\u65b9\u5f0f\u662f\u901a\u8fc7\u83b7\u53d6 CommandQueue \u5bf9\u8c61\u6307\u9488\uff0c\u66ff\u6362\u5176\u865a\u51fd\u6570\u8868\u5b8c\u6210 Hook\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5bf9\u51fd\u6570\u4f53\u65e0\u4fee\u6539\uff0c\u66f4\u96be\u88ab\u68c0\u6d4b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u3001AI \u8f85\u52a9\u7684\u76ee\u6807\u51fd\u6570\u5b9a\u4f4d\u4e0e\u7279\u5f81\u5de5\u7a0b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u51fd\u6570\u5b9a\u4f4d\u662f\u9006\u5411\u5206\u6790\u4e2d\u6700\u8017\u65f6\u7684\u73af\u8282\uff0c\u901a\u8fc7 AI \u8f85\u52a9\u53ef\u4ee5\u5c06\u4eba\u5de5\u5206\u6790\u7684\u5de5\u4f5c\u91cf\u964d\u4f4e 80% \u4ee5\u4e0a\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 ExecuteCommandLists \u7684\u865a\u8868\u7d22\u5f15\u4e0e\u7279\u5f81\u63d0\u53d6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6807\u51c6 D3D12 \u5b9e\u73b0\u4e2d\uff0c<code>ExecuteCommandLists<\/code>\u662f<code>ID3D12CommandQueue<\/code>\u865a\u51fd\u6570\u8868\u4e2d\u7d22\u5f15\u4e3a 10 \u7684\u865a\u51fd\u6570\u3002\u4f46\u5728 UE \u81ea\u7814\u7684 DLL \u4e2d\uff0c\u9700\u8981\u901a\u8fc7\u53cd\u6c47\u7f16\u5206\u6790\u786e\u8ba4\u7d22\u5f15\u7684\u51c6\u786e\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f20\u7edf\u4eba\u5de5\u5206\u6790\u6d41\u7a0b<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5c06\u76ee\u6807\u76ee\u5f55\u4e0b\u7684<code>D3D12Core.dll<\/code>\u5bfc\u5165\u53cd\u6c47\u7f16\u5de5\u5177\uff1b<\/li>\n\n\n\n<li>\u67e5\u627e CommandQueue \u7c7b\u7684\u865a\u51fd\u6570\u8868\uff0c\u9010\u4e2a\u6838\u5bf9\u51fd\u6570\u529f\u80fd\uff1b<\/li>\n\n\n\n<li>\u5b9a\u4f4d<code>ExecuteCommandLists<\/code>\u51fd\u6570\u4f53\uff0c\u624b\u52a8\u63d0\u53d6\u5165\u53e3\u9644\u8fd1\u7684\u7a33\u5b9a\u5b57\u8282\u4f5c\u4e3a\u7279\u5f81\u7801\uff1b<\/li>\n\n\n\n<li>\u6807\u8bb0\u6307\u4ee4\u4e2d\u7684\u504f\u79fb\u4f4d\u4e3a\u901a\u914d\u7b26\uff0c\u751f\u6210\u53ef\u7528\u4e8e\u5185\u5b58\u641c\u7d22\u7684\u7279\u5f81\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>AI \u81ea\u52a8\u5316\u5b9e\u73b0\u65b9\u6848<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u5927\u6a21\u578b\u9a71\u52a8\u7684\u9006\u5411\u5206\u6790\u5de5\u5177\u81ea\u52a8\u5b8c\u6210\u5168\u6d41\u7a0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u81ea\u52a8\u52a0\u8f7d\u76ee\u6807 DLL\uff0c\u89e3\u6790 COM \u63a5\u53e3\u7684\u865a\u8868\u7ed3\u6784\uff0c\u81ea\u52a8\u8bc6\u522b<code>ExecuteCommandLists<\/code>\u51fd\u6570\u4f53\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u5206\u6790\u51fd\u6570\u5165\u53e3\u524d\u540e\u7684\u6307\u4ee4\u7a33\u5b9a\u6027\uff0c\u8fc7\u6ee4\u6389\u91cd\u5b9a\u4f4d\u3001\u76f8\u5bf9\u504f\u79fb\u7b49\u6613\u53d8\u5b57\u8282\uff0c\u751f\u6210\u5e26\u901a\u914d\u7b26\u7684\u4e8c\u8fdb\u5236\u7279\u5f81\u7801\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u6821\u9a8c\u865a\u8868\u7d22\u5f15\u7684\u51c6\u786e\u6027\uff0c\u8f93\u51fa\u7d22\u5f15\u503c\u4e0e\u7279\u5f81\u7801\u7684\u5bf9\u5e94\u5173\u7cfb\uff1b<\/li>\n\n\n\n<li>\u9488\u5bf9\u4e0d\u540c\u7248\u672c\u7684 DLL\uff0c\u81ea\u52a8\u5dee\u5206\u5bf9\u6bd4\u7279\u5f81\u7801\u7684\u7a33\u5b9a\u6027\uff0c\u4fdd\u7559\u8de8\u7248\u672c\u4e0d\u53d8\u7684\u7279\u5f81\u6bb5\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 Present \u51fd\u6570\u7684\u5b9a\u4f4d\u4e0e\u8d85\u5206\u573a\u666f\u9002\u914d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>IDXGISwapChain::Present<\/code>\u662f\u5e27\u5448\u73b0\u7684\u5165\u53e3\uff0c\u4e5f\u662f\u5b9e\u73b0 UI \u53e0\u52a0\u6700\u5e38\u7528\u7684 Hook \u70b9\u3002\u8be5\u51fd\u6570\u7531<code>dxgi.dll<\/code>\u63d0\u4f9b\uff0c\u901a\u5e38\u4f7f\u7528\u7cfb\u7edf\u7248\u672c\uff0c\u4f46\u5728\u5f00\u542f GPU \u52a0\u901f\u3001DLSS\/FSR \u7b49\u8d85\u5206\u8fa8\u7387\u6280\u672f\u540e\uff0cPresent \u7684\u8c03\u7528\u94fe\u4f1a\u63d2\u5165\u4e2d\u95f4\u5c42\u6a21\u5757\uff0c\u76f4\u63a5\u67e5\u770b\u5806\u6808\u4e0a\u4e00\u5c42\u65e0\u6cd5\u5b9a\u4f4d\u5230\u4e3b\u7a0b\u5e8f\u7684\u8c03\u7528\u70b9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>AI \u843d\u5730\u89e3\u51b3\u601d\u8def<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u81ea\u52a8\u4ece\u7cfb\u7edf<code>dxgi.dll<\/code>\u4e2d\u63d0\u53d6 Present \u51fd\u6570\u7684\u8c03\u7528\u7279\u5f81\uff0c\u8bb0\u5f55\u504f\u79fb\uff1b<\/li>\n\n\n\n<li>Hook \u65ad\u4e0b\u540e\uff0cAI \u81ea\u52a8\u904d\u5386\u5806\u6808\u8fd4\u56de\u5730\u5740\uff0c\u8bc6\u522b\u5730\u5740\u6240\u5c5e\u7684\u6a21\u5757\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u8fc7\u6ee4\u6389\u8d85\u5206\u8fa8\u7387\u4e2d\u95f4\u6a21\u5757\u3001\u9a71\u52a8\u6a21\u5757\u7684\u5730\u5740\uff0c\u7cbe\u51c6\u5b9a\u4f4d\u5230\u7a0b\u5e8f\u4e3b\u6a21\u5757\u7684\u8fd4\u56de\u70b9\uff1b<\/li>\n\n\n\n<li>\u9488\u5bf9\u4e0d\u540c\u8d85\u5206\u6280\u672f\u52a0\u8f7d\u7684\u4e0d\u540c DLL\uff0c\u81ea\u52a8\u9002\u914d\u641c\u7d22\u903b\u8f91\uff0c\u65e0\u9700\u4eba\u5de5\u8c03\u6574\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u3001\u53cd Hook \u673a\u5236\u7684\u667a\u80fd\u7ed5\u8fc7\u4e0e\u865a\u8868\u66ff\u6362\u5b9e\u73b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f88\u591a\u5546\u4e1a\u7a0b\u5e8f\u4f1a\u5bf9\u5173\u952e\u56fe\u5f62\u51fd\u6570\u505a Inline Hook \u4fdd\u62a4\uff0c\u76f4\u63a5\u4fee\u6539\u51fd\u6570\u5934\u4f1a\u88ab\u68c0\u6d4b\uff0c\u6b64\u65f6\u9700\u8981\u91c7\u7528\u865a\u8868\u66ff\u6362\u7684\u65b9\u6848\uff0c\u5e76\u914d\u5408 AI \u5206\u6790\u7ed5\u8fc7\u68c0\u6d4b\u903b\u8f91\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 \u51fd\u6570\u5934 Inline Hook \u7684\u81ea\u52a8\u8bc6\u522b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u90e8\u5206\u7a0b\u5e8f\u4f1a\u5728<code>ExecuteCommandLists<\/code>\u7b49\u5173\u952e\u51fd\u6570\u7684\u5934\u90e8\u5199\u5165 5 \u5b57\u8282\u8df3\u8f6c\uff0c\u5b9e\u73b0\u81ea\u8eab\u7684 Hook \u4e0e\u8c03\u7528\u6821\u9a8c\uff1a\u5f53\u68c0\u6d4b\u5230\u8c03\u7528\u6765\u6e90\u4e0d\u5c5e\u4e8e\u81ea\u8eab\u6a21\u5757\u3001\u5806\u6808\u8fd4\u56de\u5f02\u5e38\u65f6\uff0c\u4f1a\u76f4\u63a5\u8ba9\u8c03\u7528\u5931\u6548\uff0c\u8d77\u5230\u53cd\u8c03\u8bd5\u3001\u53cd Hook \u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u4fdd\u62a4\u7684\u5178\u578b\u7279\u5f81\u662f\u51fd\u6570\u5165\u53e3\u4e0d\u662f\u6807\u51c6\u7684\u51fd\u6570\u5e8f\u8a00\uff0c\u800c\u662f\u4e00\u6761\u8df3\u8f6c\u6307\u4ee4\u3002\u5176\u5185\u90e8\u903b\u8f91\u5fc5\u7136\u4f1a\u5728\u6267\u884c\u524d\u8fd8\u539f\u51fd\u6570\u5934\u90e8\u7684\u539f\u59cb 5 \u5b57\u8282\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>AI \u8f85\u52a9\u5206\u6790\u6d41\u7a0b<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52a8\u626b\u63cf\u76ee\u6807\u51fd\u6570\u5165\u53e3\u7684\u524d 16 \u5b57\u8282\uff0c\u8bc6\u522b\u975e\u6807\u51c6\u5e8f\u8a00\u7684 Inline Hook\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u8ffd\u8e2a\u8df3\u8f6c\u76ee\u6807\uff0c\u5206\u6790 Hook \u5904\u7406\u51fd\u6570\u7684\u903b\u8f91\uff0c\u5b9a\u4f4d\u539f\u59cb\u51fd\u6570\u5934\u7684\u8fd8\u539f\u4f4d\u7f6e\uff1b<\/li>\n\n\n\n<li>\u81ea\u52a8\u5728\u5806\u6808\u4e2d\u5411\u4e0a\u56de\u6eaf\uff0c\u5b9a\u4f4d\u5230\u7a0b\u5e8f\u4ee3\u7801\u4e2d\u8c03\u7528\u8be5\u51fd\u6570\u7684\u771f\u5b9e\u4f4d\u7f6e\uff0c\u907f\u5f00\u4e2d\u95f4 Hook \u5c42\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 \u865a\u8868\u66ff\u6362\u7684\u4e24\u79cd\u6838\u5fc3\u8def\u5f84<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u865a\u8868\u66ff\u6362\u7684\u6838\u5fc3\u539f\u7406\u662f\uff1a\u5728\u5bf9\u8c61\u88ab\u8c03\u7528\u65f6\uff0c\u901a\u8fc7\u5bc4\u5b58\u5668\u83b7\u53d6\u5bf9\u8c61\u9996\u5730\u5740\uff08\u5373\u865a\u8868\u6307\u9488\u7684\u5730\u5740\uff09\uff0c\u5c06\u539f\u865a\u8868\u66ff\u6362\u4e3a\u6784\u9020\u7684\u81ea\u5b9a\u4e49\u865a\u8868\uff0c\u4ece\u800c\u52ab\u6301\u6307\u5b9a\u7d22\u5f15\u7684\u865a\u51fd\u6570\u3002\u6574\u4e2a\u8fc7\u7a0b\u4e0d\u4fee\u6539\u51fd\u6570\u4f53\u4ee3\u7801\uff0c\u9690\u853d\u6027\u8fdc\u9ad8\u4e8e Inline Hook\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8def\u5f84 1\uff1aSwapChain \u865a\u8868\u66ff\u6362\uff08Present Hook\uff09<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Present \u8c03\u7528\u524d\u7684\u53d6\u865a\u8868\u6307\u4ee4\u5904\u4e0b\u65ad\uff0c\u83b7\u53d6 rcx \u5bc4\u5b58\u5668\u4e2d\u7684 CDXGISwapChain \u5bf9\u8c61\u6307\u9488\uff0c\u66ff\u6362\u5176\u865a\u8868\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u8c03\u7528\u70b9\u7279\u5f81\u7801\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>48 8B 01 FF 50 40 45 85 FF 4C 8B 7C 24<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8def\u5f84 2\uff1aCommandQueue \u865a\u8868\u66ff\u6362\uff08ExecuteCommandLists Hook\uff09<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 ExecuteCommandLists \u8c03\u7528\u524d\u7684\u6307\u4ee4\u5904\u4e0b\u65ad\uff0c\u83b7\u53d6 r12 \u5bc4\u5b58\u5668\u4e2d\u7684 CommandQueue \u5bf9\u8c61\u6307\u9488\uff0c\u66ff\u6362\u5176\u865a\u8868\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u8c03\u7528\u70b9\u7279\u5f81\u7801\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>4D 8B 0C 24 49 8B CC 4C 8B 44 24 48 8B 94<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5de5\u7a0b\u5b9e\u73b0\u5efa\u8bae<\/strong>\uff1a\u4f18\u5148\u4f7f\u7528\u786c\u4ef6\u65ad\u70b9\u5b9e\u73b0 Hook \u89e6\u53d1\uff0c\u4e0d\u4fee\u6539\u5185\u5b58\u4e2d\u7684\u4ee3\u7801\uff0c\u89c4\u907f\u5185\u5b58\u6821\u9a8c\u7c7b\u7684\u53cd Hook \u68c0\u6d4b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u56db\u3001D3D12 Hook \u4e0e ImGui \u6e32\u67d3\u7684\u5b8c\u6574\u5de5\u7a0b\u5b9e\u73b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u7ed9\u51fa\u57fa\u4e8e Present Hook \u7684 D3D12 ImGui \u6e32\u67d3\u5b8c\u6574\u5b9e\u73b0\uff0c\u5305\u542b\u8bbe\u5907\u521d\u59cb\u5316\u3001\u63cf\u8ff0\u7b26\u5806\u7ba1\u7406\u3001\u547d\u4ee4\u5217\u8868\u6267\u884c\u3001\u5e27\u8d44\u6e90\u540c\u6b65\u7684\u5168\u6d41\u7a0b\u4ee3\u7801\uff0c\u9002\u914d UE5 \u81ea\u7814 D3D12 \u8fd0\u884c\u65f6\u73af\u5883\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">cpp<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u5e27\u4e0a\u4e0b\u6587\u7ed3\u6784\u4f53\uff0c\u6bcf\u4e2a\u540e\u7f13\u51b2\u5bf9\u5e94\u4e00\u4e2a\nstruct FrameContext\n{\n    ID3D12CommandAllocator* commandAllocator;\n    D3D12_CPU_DESCRIPTOR_HANDLE main_render_target_descriptor;\n    ID3D12Resource* main_render_target_resource;\n};\n\n\/\/ \u5168\u5c40\u72b6\u6001\u4e0e\u8d44\u6e90\u53d8\u91cf\nbool init = false;\nbool swapchainInit = true;\nUINT buffersCounts = 0;\nFrameContext* frameContext = nullptr;\nID3D12Device* d3d12Device = nullptr;\nID3D12CommandQueue* d3d12CommandQueue = nullptr;\nIDXGISwapChain3* D3dpSwapChain = nullptr;\nID3D12DescriptorHeap* d3d12DescriptorHeapBackBuffers = nullptr;\nID3D12DescriptorHeap* d3d12DescriptorHeapImGuiRender = nullptr;\nID3D12GraphicsCommandList* d3d12CommandList = nullptr;\nHANDLE g_fenceEvent = nullptr;\nHANDLE g_hSwapChainWaitableObject = nullptr;\n\n\/\/ Present\u52ab\u6301\u51fd\u6570\nlong __fastcall hookPresentD3D12(IDXGISwapChain3* pSwapChain, UINT SyncInterval, UINT Flags)\n{\n    \/\/ \u9996\u6b21\u8c03\u7528\uff1a\u521d\u59cb\u5316D3D12\u8d44\u6e90\u4e0eImGui\u73af\u5883\n    if (!init)\n    {\n        if (SUCCEEDED(pSwapChain-&gt;GetDevice(__uuidof(ID3D12Device), (void**)&amp;d3d12Device))) \n        {\n            ImGui::CreateContext();\n            D3dpSwapChain = pSwapChain;\n            unsigned char* pixels;\n            int width, height;\n            ImGuiIO&amp; io = ImGui::GetIO(); \n            (void)io;\n            \n            io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;\n            ImGui::StyleColorsDark();\n            io.Fonts-&gt;AddFontDefault();\n            io.Fonts-&gt;GetTexDataAsRGBA32(&amp;pixels, &amp;width, &amp;height);\n            io.IniFilename = NULL;\n            \n            \/\/ \u83b7\u53d6\u4ea4\u6362\u94fe\u63cf\u8ff0\uff0c\u9002\u914d\u7a97\u53e3\u6a21\u5f0f\n            DXGI_SWAP_CHAIN_DESC sdesc;\n            pSwapChain-&gt;GetDesc(&amp;sdesc);\n            sdesc.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;\n            sdesc.OutputWindow = Engine::hWnd;\n            sdesc.Windowed = ((GetWindowLongPtr(Engine::hWnd, GWL_STYLE) &amp; WS_POPUP) != 0) ? false : true;\n\n            buffersCounts = sdesc.BufferCount;\n            frameContext = new FrameContext&#91;buffersCounts];\n            memset(frameContext, 0, buffersCounts * sizeof(FrameContext));\n            \n            \/\/ \u521b\u5efa\u6e32\u67d3\u76ee\u6807\u63cf\u8ff0\u7b26\u5806\n            D3D12_DESCRIPTOR_HEAP_DESC descriptorBackBuffers = {};\n            descriptorBackBuffers.Type = D3D12_DESCRIPTOR_HEAP_TYPE_RTV;\n            descriptorBackBuffers.NumDescriptors = buffersCounts;\n            descriptorBackBuffers.Flags = D3D12_DESCRIPTOR_HEAP_FLAG_NONE;\n            descriptorBackBuffers.NodeMask = 1;\n            if (d3d12Device-&gt;CreateDescriptorHeap(&amp;descriptorBackBuffers, IID_PPV_ARGS(&amp;d3d12DescriptorHeapBackBuffers)) != S_OK)\n                return Spoofer(Dx12SwapChainHook.GetOriginal&lt;decltype(&amp;hookPresentD3D12)&gt;((8)), pSwapChain, SyncInterval, Flags);\n            \n            \/\/ \u4e3a\u6bcf\u4e2a\u540e\u7f13\u51b2\u521b\u5efa\u6e32\u67d3\u76ee\u6807\u89c6\u56fe\n            const auto rtvDescriptorSize = d3d12Device-&gt;GetDescriptorHandleIncrementSize(D3D12_DESCRIPTOR_HEAP_TYPE_RTV);\n            D3D12_CPU_DESCRIPTOR_HANDLE rtvHandle = d3d12DescriptorHeapBackBuffers-&gt;GetCPUDescriptorHandleForHeapStart();\n            for (size_t i = 0; i &lt; buffersCounts; i++) \n            {\n                ID3D12Resource* pBackBuffer = nullptr;\n                frameContext&#91;i].main_render_target_descriptor = rtvHandle;\n                pSwapChain-&gt;GetBuffer((UINT)i, IID_PPV_ARGS(&amp;pBackBuffer));\n                d3d12Device-&gt;CreateRenderTargetView(pBackBuffer, nullptr, rtvHandle);\n                frameContext&#91;i].main_render_target_resource = pBackBuffer;\n                rtvHandle.ptr += rtvDescriptorSize;\n            }\n\n            \/\/ \u521b\u5efaImGui\u6e32\u67d3\u7528\u7684CBV_SRV_UAV\u63cf\u8ff0\u7b26\u5806\n            D3D12_DESCRIPTOR_HEAP_DESC descriptorImGuiRender = {};\n            descriptorImGuiRender.Type = D3D12_DESCRIPTOR_HEAP_TYPE_CBV_SRV_UAV;\n            descriptorImGuiRender.NumDescriptors = buffersCounts;\n            descriptorImGuiRender.Flags = D3D12_DESCRIPTOR_HEAP_FLAG_SHADER_VISIBLE;\n            if (d3d12Device-&gt;CreateDescriptorHeap(&amp;descriptorImGuiRender, IID_PPV_ARGS(&amp;d3d12DescriptorHeapImGuiRender)) != S_OK)\n                return Spoofer(Dx12SwapChainHook.GetOriginal&lt;decltype(&amp;hookPresentD3D12)&gt;((8)), pSwapChain, SyncInterval, Flags);\n            g_pd3dSrvDescHeapAlloc.Create(d3d12Device, d3d12DescriptorHeapImGuiRender);\n\n            \/\/ \u4e3a\u6bcf\u5e27\u521b\u5efa\u72ec\u7acb\u7684\u547d\u4ee4\u5206\u914d\u5668\n            for (UINT i = 0; i &lt; buffersCounts; i++)\n                if (d3d12Device-&gt;CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&amp;frameContext&#91;i].commandAllocator)) != S_OK)\n                    return Spoofer(Dx12SwapChainHook.GetOriginal&lt;decltype(&amp;hookPresentD3D12)&gt;((8)), pSwapChain, SyncInterval, Flags);\n            \n            \/\/ \u521b\u5efa\u5168\u5c40\u547d\u4ee4\u5217\u8868\n            if (d3d12Device-&gt;CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, frameContext&#91;0].commandAllocator, NULL, IID_PPV_ARGS(&amp;d3d12CommandList)) != S_OK ||\n                d3d12CommandList-&gt;Close() != S_OK)\n                return Spoofer(Dx12SwapChainHook.GetOriginal&lt;decltype(&amp;hookPresentD3D12)&gt;((8)), pSwapChain, SyncInterval, Flags);\n\n            \/\/ \u521b\u5efa\u540c\u6b65\u4e8b\u4ef6\u4e0e\u5e27\u5ef6\u8fdf\u7b49\u5f85\u5bf9\u8c61\n            g_fenceEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr);\n            if (g_fenceEvent == nullptr)\n                return false;\n\n            pSwapChain-&gt;SetMaximumFrameLatency(buffersCounts);\n            g_hSwapChainWaitableObject = pSwapChain-&gt;GetFrameLatencyWaitableObject();\n\n            \/\/ \u521d\u59cb\u5316ImGui\u540e\u7aef\u4e0e\u4e3b\u9898\n            ImGui_ImplWin32_Init(Engine::hWnd);\n            Menu::loadTheme();\n            g_pd3dSrvDescHeapAlloc.Alloc(&amp;my_texture_srv_cpu_handle, &amp;my_texture_srv_gpu_handle);\n            bRetGetTexture = ImGui_LoadImage::LoadTextureFromMemory((UCHAR*)logo, sizeof(logo), d3d12Device, my_texture_srv_cpu_handle, &amp;my_texture, &amp;my_image_width, &amp;my_image_height);\n            ImGui_ImplDX12_Init(d3d12Device, buffersCounts,\n                DXGI_FORMAT_R8G8B8A8_UNORM, d3d12DescriptorHeapImGuiRender,\n                d3d12DescriptorHeapImGuiRender-&gt;GetCPUDescriptorHandleForHeapStart(),\n                d3d12DescriptorHeapImGuiRender-&gt;GetGPUDescriptorHandleForHeapStart());\n            ImGui_ImplDX12_CreateDeviceObjects();\n        }\n        init = true;\n    }\n\n    \/\/ \u6bcf\u5e27\u6e32\u67d3\u903b\u8f91\n    if (init)\n    {\n        if (d3d12CommandQueue == nullptr)\n        {\n            return Spoofer(Dx12SwapChainHook.GetOriginal&lt;decltype(&amp;hookPresentD3D12)&gt;((8)), pSwapChain, SyncInterval, Flags);\n        }\n\n        \/\/ \u4ea4\u6362\u94fe\u91cd\u5efa\u65f6\u89e3\u9664\u4e34\u65f6Hook\uff0c\u907f\u514d\u91cd\u590d\u521d\u59cb\u5316\n        if (swapchainInit)\n        {\n            HDHook.UnHook();\n            swapchainInit = false;\n        }\n\n        \/\/ ImGui\u65b0\u5e27\u6784\u5efa\n        ImGui_ImplDX12_NewFrame();\n        ImGui_ImplWin32_NewFrame();\n        ImGui::NewFrame();\n        Menu::get().Render();\n        ImGui::Render();\n\n        \/\/ \u83b7\u53d6\u5f53\u524d\u5e27\u4e0a\u4e0b\u6587\u5e76\u91cd\u7f6e\u547d\u4ee4\u5206\u914d\u5668\n        FrameContext&amp; currentFrameContext = frameContext&#91;pSwapChain-&gt;GetCurrentBackBufferIndex()];\n        currentFrameContext.commandAllocator-&gt;Reset();\n        \n        FrameContext* frameCtx = WaitForNextFrameResources(buffersCounts);\n        frameCtx-&gt;commandAllocator-&gt;Reset();\n    \n        \/\/ \u8d44\u6e90\u72b6\u6001\u8f6c\u6362\uff1a\u5448\u73b0\u6001 -&gt; \u6e32\u67d3\u76ee\u6807\u6001\n        D3D12_RESOURCE_BARRIER barrier = {};\n        barrier.Type = D3D12_RESOURCE_BARRIER_TYPE_TRANSITION;\n        barrier.Flags = D3D12_RESOURCE_BARRIER_FLAG_NONE;\n        barrier.Transition.pResource = currentFrameContext.main_render_target_resource;\n        barrier.Transition.Subresource = D3D12_RESOURCE_BARRIER_ALL_SUBRESOURCES;\n        barrier.Transition.StateBefore = D3D12_RESOURCE_STATE_PRESENT;\n        barrier.Transition.StateAfter = D3D12_RESOURCE_STATE_RENDER_TARGET;\n        \n        d3d12CommandList-&gt;Reset(frameCtx-&gt;commandAllocator, nullptr);\n        d3d12CommandList-&gt;ResourceBarrier(1, &amp;barrier);\n\n        \/\/ \u7ed1\u5b9a\u6e32\u67d3\u76ee\u6807\u4e0e\u63cf\u8ff0\u7b26\u5806\uff0c\u7ed8\u5236ImGui\n        d3d12CommandList-&gt;OMSetRenderTargets(1, &amp;currentFrameContext.main_render_target_descriptor, FALSE, nullptr);\n        d3d12CommandList-&gt;SetDescriptorHeaps(1, &amp;d3d12DescriptorHeapImGuiRender);\n        ImGui_ImplDX12_RenderDrawData(ImGui::GetDrawData(), d3d12CommandList);\n        \n        \/\/ \u8d44\u6e90\u72b6\u6001\u8f6c\u6362\uff1a\u6e32\u67d3\u76ee\u6807\u6001 -&gt; \u5448\u73b0\u6001\n        barrier.Transition.StateBefore = D3D12_RESOURCE_STATE_RENDER_TARGET;\n        barrier.Transition.StateAfter = D3D12_RESOURCE_STATE_PRESENT;\n        d3d12CommandList-&gt;ResourceBarrier(1, &amp;barrier);\n        d3d12CommandList-&gt;Close();\n\n        \/\/ \u63d0\u4ea4\u547d\u4ee4\u5217\u8868\u5230GPU\u6267\u884c\n        d3d12CommandQueue-&gt;ExecuteCommandLists(1, reinterpret_cast&lt;ID3D12CommandList* const*&gt;(&amp;d3d12CommandList));\n    }\n\n    \/\/ \u8c03\u7528\u539f\u59cbPresent\u5b8c\u6210\u5e27\u5448\u73b0\n    return Spoofer(Dx12SwapChainHook.GetOriginal&lt;decltype(&amp;hookPresentD3D12)&gt;((8)), pSwapChain, SyncInterval, Flags);\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e94\u3001AI \u9a71\u52a8\u7684\u5de5\u7a0b\u5316\u4f18\u5316\u4e0e\u843d\u5730\u4fdd\u969c<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">5.1 \u591a\u573a\u666f\u517c\u5bb9\u6027\u81ea\u52a8\u9002\u914d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">AI \u9002\u914d\u5f15\u64ce\u53ef\u4ee5\u81ea\u52a8\u8bc6\u522b\u7a0b\u5e8f\u7684\u6e32\u67d3\u914d\u7f6e\uff1a\u81ea\u52a8\u68c0\u6d4b\u662f\u5426\u5f00\u542f\u8d85\u5206\u8fa8\u7387\u6280\u672f\u5e76\u8c03\u6574\u5806\u6808\u5b9a\u4f4d\u903b\u8f91\uff0c\u81ea\u52a8\u8bc6\u522b\u7a97\u53e3 \/ \u5168\u5c4f\u6a21\u5f0f\u7684\u4ea4\u6362\u94fe\u5dee\u5f02\uff0c\u81ea\u52a8\u9002\u914d\u4e0d\u540c\u5382\u5546 GPU \u7684\u9a71\u52a8\u7279\u6027\uff0c\u89c4\u907f\u9a71\u52a8\u5c42\u517c\u5bb9\u6027\u95ee\u9898\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.2 \u8fd0\u884c\u65f6\u7a33\u5b9a\u6027\u76d1\u63a7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">AI \u76d1\u63a7\u6a21\u5757\u5b9e\u65f6\u68c0\u6d4b\u6e32\u67d3\u72b6\u6001\uff1a\u81ea\u52a8\u76d1\u63a7\u63cf\u8ff0\u7b26\u5806\u6ea2\u51fa\u3001\u547d\u4ee4\u5206\u914d\u5668\u6cc4\u6f0f\u7b49\u5e38\u89c1\u95ee\u9898\uff1b\u51fa\u73b0\u6e32\u67d3\u5d29\u6e83\u65f6\u81ea\u52a8\u56de\u9000 Hook \u5e76\u4fdd\u7559\u73b0\u573a\u65e5\u5fd7\uff1b\u81ea\u52a8\u7edf\u8ba1\u5e27\u8017\u65f6\uff0c\u907f\u514d Hook \u903b\u8f91\u5bfc\u81f4\u7684\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.3 \u7248\u672c\u8fed\u4ee3\u81ea\u52a8\u5316\u66f4\u65b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a0b\u5e8f\u7248\u672c\u66f4\u65b0\u540e\uff0cAI \u81ea\u52a8\u626b\u63cf\u65b0\u7684 DLL \u6587\u4ef6\uff0c\u91cd\u65b0\u5339\u914d\u7279\u5f81\u7801\u3001\u66f4\u65b0 Hook \u70b9\u504f\u79fb\uff0c\u5bf9\u6bd4\u865a\u8868\u7ed3\u6784\u53d8\u5316\u5e76\u6821\u9a8c\u7d22\u5f15\u6709\u6548\u6027\uff0c\u65e0\u9700\u4eba\u5de5\u9006\u5411\u5206\u6790\u5373\u53ef\u5b8c\u6210\u7248\u672c\u9002\u914d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u516d\u3001\u5206\u9636\u6bb5\u843d\u5730\u6267\u884c\u6e05\u5355<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">\u9636\u6bb5 1\uff1a\u73af\u5883\u51c6\u5907\u4e0e\u6837\u672c\u91c7\u96c6<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u642d\u5efa\u76ee\u6807\u7a0b\u5e8f\u8fd0\u884c\u73af\u5883\uff0c\u83b7\u53d6\u5bf9\u5e94\u7248\u672c\u7684 D3D12Core.dll \u4e0e dxgi.dll\uff1b<\/li>\n\n\n\n<li>\u90e8\u7f72 AI \u9006\u5411\u5206\u6790\u5de5\u5177\uff0c\u5bfc\u5165\u76ee\u6807 DLL \u8fdb\u884c\u521d\u6b65\u89e3\u6790\uff1b<\/li>\n\n\n\n<li>\u786e\u8ba4\u6e32\u67d3 API 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-485","post","type-post","status-publish","format-standard","hentry","category-aizhinengxitong"],"_links":{"self":[{"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/posts\/485","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/comments?post=485"}],"version-history":[{"count":1,"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/posts\/485\/revisions"}],"predecessor-version":[{"id":486,"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/posts\/485\/revisions\/486"}],"wp:attachment":[{"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/media?parent=485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/categories?post=485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.longxiapro.com\/index.php\/wp-json\/wp\/v2\/tags?post=485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}