\u6839\u636e\u7ed9\u5b9a\u7684\u4e00\u7cfb\u5217\u77e9\u5f62\uff0c\u9700\u8981\u5c06\u5b83\u4eec\u6253\u5305\u5230\u6307\u5b9a\u5927\u5c0f\u7684\u4e8c\u7ef4\u7bb1\u5b50\u4e2d\uff0c\u4e14\u8981\u6c42\u4efb\u610f\u4e24\u4e2a\u77e9\u5f62\u4e0d\u80fd\u76f8\u4ea4\u6216\u5305\u542b\u3002<\/strong><\/p> \u95ee\uff1a\u5982\u4f55\u6392\u5217\u77e9\u5f62\u53ef\u4f7f\u9700\u8981\u7684\u7bb1\u5b50\u6570\u91cf\u6700\u5c11\uff0c\u4e14\u5229\u7528\u7387\u6700\u5927\uff1f<\/strong><\/p><\/blockquote>\n\n\n\n \u8fd9\u662f\u4e00\u4e2a\u6781\u5177\u73b0\u5b9e\u610f\u4e49\u7684\u95ee\u9898\uff0c\u5728\u5de5\u4e1a\u5e94\u7528\u4e2d\u975e\u5e38\u91cd\u8981\uff0c\u6392\u6837\u7ed3\u679c\u4e0e\u7ecf\u6d4e\u5229\u76ca\u5bc6\u5207\u76f8\u5173\u3002<\/p>\n\n\n\n \u540c\u65f6\uff0c\u8fd9\u4e5f\u662f\u4e00\u4e2a \u5c0f\u5b66\u59b9\u4e0d\u5b66\u65e0\u672f\uff0c\u800c\u6211\u5bf9\u7b97\u6cd5\u4e00\u7a8d\u4e0d\u901a\uff0c\u56e0\u6b64\u53ea\u597d\u501f\u524d\u4eba\u7ecf\u9a8c\u906e\u836b\u907f\u51c9\u3002\u5386\u7ecf\u91cd\u91cd\u66f2\u6298\uff0c\u7ec8\u4e8e\u627e\u5230\u4e00\u4e2a \u5bf9\u7b97\u6cd5\u611f\u5174\u8da3\u7684\u4f19\u4f34\u53ef\u4ee5\u81ea\u884c\u83b7\u53d6 Wasm \u4ed3\u5e93\u4e2d\u7684\u300a\u7b97\u6cd5\u4ecb\u7ecd\u300b\u6587\u4ef6\u4e86\u89e3\u3002<\/p>\n\n\n\n Wasm \u4ed3\u5e93\u4f20\u9001\u5668\uff1ahttps:\/\/github.com\/ununian\/RectangleBinPack-Wasm<\/p><\/blockquote>\n\n\n\n \u76ee\u524d\u4e86\u89e3\u5230\uff0c\u89e3\u51b3\u4e8c\u7ef4\u77e9\u5f62\u88c5\u7bb1\u95ee\u9898\u6709 4 \u79cd\u7b97\u6cd5\uff0c\u5206\u522b\u662f\uff1a\u8d27\u67b6\u7b97\u6cd5<\/strong>\u3001\u65ad\u5934\u53f0\u7b97\u6cd5<\/strong>\u3001\u6700\u5927\u77e9\u5f62\u7b97\u6cd5<\/strong>\u3001\u5929\u9645\u7ebf\u7b97\u6cd5<\/strong>\uff0c\u6bcf\u4e2a\u7b97\u6cd5\u90fd\u6709\u4e00\u4e9b\u7b56\u7565\u9009\u9879\u3002<\/p>\n\n\n\n \u5c0f\u8bfe\u9898\u4e0d\u7528\u5bb0\u725b\u5200\uff0c\u6211\u5c06\u95ee\u9898\u7b80\u5316\uff0c\u5728\u6b64\u53ea\u8003\u8651\u4e00\u4e2a\u7bb1\u5b50\u7684\u60c5\u51b5<\/strong>\u3002<\/p>\n\n\n\n \u8be5\u5e93\u662f\u7528 \u7b2c\u4e00\uff0c\u76f4\u63a5\u6539\u5199\u6210\u5bf9\u5e94\u8bed\u8a00<\/strong>\uff0c\u9002\u7528\u4e8e\u7b80\u5355\u7684\u5e93\u3002\u867d\u7136\u8fd9\u4e2a\u5e93\u5f88\u9002\u5408\u76f4\u63a5\u6539\u5199\uff0c\u4f46\u5374\u65e0\u6cd5\uff08\u5728\u5b66\u59b9\u9762\u524d\uff09\u5c55\u73b0\u6211\u7684\u9ad8\u8d85\u6c34\u5e73\u274c<\/p>\n\n\n\n \u7b2c\u4e8c\uff0c\u5c06 C++ \u5e93\u7f16\u8bd1\u6210\u9759\u6001\u5e93\uff0c\u518d\u901a\u8fc7\u8de8\u8bed\u8a00\u8c03\u7528\u673a\u5236\u76f4\u63a5\u8c03\u7528<\/strong>\u3002\u8fd9\u4e00\u770b\u5c31\u662f\u4f1a\u5438\u5f15\u5d07\u62dc\u76ee\u5149\u7684\u9ad8\u7aef\u73a9\u6cd5\uff0cI WANT YOU!\u2705<\/p>\n\n\n\n \u90a3\u4e48\uff0c\u8981\u5728\u54ea\u4e2a\u8bed\u8a00\u4e2d\u4f7f\u7528\u8fd9\u4e2a\u5e93\u5462\uff1f<\/p>\n\n\n\n \u7b2c\u4e00\u4e2a\u60f3\u5230\u7684\u662f \u7d27\u63a5\u7740\uff0c\u6211\u60f3\u5230\u4e86 \u6700\u597d\u4f7f\u7528 Linux \u73af\u5883\uff0c\u53ef\u4ee5\u907f\u514d\u8bb8\u591a\u5947\u602a\u7684\u95ee\u9898\uff1b\u5982\u679c\u662f Windows\uff0c\u53ef\u4ee5\u8bd5\u8bd5 \u5b89\u88c5 \u8fd8\u9700\u8981 \u5728 \u672c\u9879\u76ee\u7684 Warp \u6587\u4ef6\u662f\uff1a<\/p>\n\n\n\n Warp \u6587\u4ef6\u7684\u6587\u4ef6\u540d\u548c\u6587\u4ef6\u4e2d\u5b57\u7b26\u4e32\u7684\u5177\u4f53\u503c\u90fd\u662f\u5728 wasm \u91cc\u7684\u540d\u5b57\uff0c\u53ef\u4ee5\u81ea\u5b9a\u4e49\uff0c\u4e0d\u8981\u6c42\u4e0e C++ \u4e2d\u7684\u4e00\u6837\u3002<\/p>\n\n\n\n \u9700\u8981\u6ce8\u610f\uff0c\u8fd9\u91cc\u76f4\u63a5\u5f15\u5165\u7684\u662f Emscripten \u8d34\u5fc3\u5730\u63d0\u4f9b\u4e86 vector \u81ea\u52a8\u7ed1\u5b9a\u65b9\u6cd5 JS \u4e2d\u6ca1\u6709\u679a\u4e3e\u6982\u5ff5\uff0c\u6240\u4ee5\u5728 JS \u4f7f\u7528\u65f6\u9700\u8981\u7528 JS \u4e2d\u6ca1\u6709\u51fd\u6570\u91cd\u8f7d\u7684\u6982\u5ff5\uff0c\u56e0\u6b64\u5bfc\u51fa\u91cd\u8f7d\u51fd\u6570\u9700\u8981\u6307\u5b9a\u4e0d\u540c\u7684\u540d\u79f0\uff0c\u5e76\u4f7f\u7528 \u987a\u5e26\u4e00\u63d0\uff0c\u5982\u679c\u6709\u591a\u4e2a\u6784\u9020\u51fd\u6570\u4e5f\u9700\u8981\u6307\u5b9a\u6784\u9020\u51fd\u6570\u7684\u53c2\u6570\u7c7b\u578b\uff08\u6784\u9020\u51fd\u6570\u4e0d\u80fd\u6307\u5b9a\u540d\u79f0\u548c\u8fd4\u56de\u503c\uff09\u3002<\/p>\n\n\n\n \u63a5\u4e0b\u6765\uff0c\u5c06\u5199\u597d\u7684 Warp \u6587\u4ef6\u7f16\u8bd1\u6210 Wasm\uff0c\u7f16\u8bd1\u811a\u672c\u5982\u4e0b\uff1a<\/p>\n\n\n\n \u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c \u5de5\u5177\u5730\u5740\uff1ahttps:\/\/github.com\/ted537\/tsembind<\/p><\/blockquote>\n\n\n\n \u751f\u6210 \u6211\u9009\u7528\u7684\u5de5\u5177\u901a\u8fc7\u8bfb\u53d6 wasm \u6587\u4ef6\u5206\u6790\u91cc\u9762\u7684\u5bfc\u51fa\uff0c\u56e0\u6b64\u65e0\u6cd5\u83b7\u53d6\u51fd\u6570\u7684\u5f62\u53c2\u540d\u5b57\uff1b\u53e6\u5916\uff0c\u751f\u6210\u7684\u63cf\u8ff0\u6587\u4ef6\u8fd8\u9700\u8981\u5c0f\u5c0f\u7684\u300c\u540e\u671f\u52a0\u5de5\u300d\uff1a<\/p>\n\n\n\n \u76f4\u63a5\u8fd0\u884c \u8be6\u7ec6\u7684\u4f7f\u7528\u65b9\u6cd5\u8bf7\u53c2\u8003 Demo \u4ed3\u5e93\u7684\u4ee3\u7801\uff0c\u4e0b\u9762\u8865\u5145\u4e00\u4e9b\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n\n\n\n Wasm \u4e0e JS \u76f8\u6bd4\u6700\u5927\u7684\u533a\u522b\u662f\u5bf9\u8c61\u5185\u5b58\u9700\u8981\u624b\u52a8\u521b\u5efa\uff08 \u5982\u679c vector \u5185\u5b58\u7684\u4e0d\u662f\u6307\u9488\uff0c\u5219\u4f1a\u81ea\u52a8\u8c03\u7528\u6790\u6784\u51fd\u6570\u3002<\/p>\n\n\n\n \u5982\u679c\u4e0d\u6307\u5b9a wasm \u6587\u4ef6\u7684 Url\uff0c\u90a3\u4e48 warp \u6587\u4ef6\u4f1a\u4ece\u7f51\u7ad9\u6839\u76ee\u5f55 \u5efa\u8bae\u4e0d\u8981\u901a\u8fc7 \u672c\u9879\u76ee\u6d89\u53ca\u7684\u5185\u5bb9\u548c\u77e5\u8bc6\u8fd8\u662f\u86ee\u591a\u7684\uff0c\u5305\u62ec C++\u3001\u7f16\u8bd1\u5668\u3001WebAssembly \u3001loader\u7b49\u3002\u5b8c\u6210\u8fc7\u7a0b\u4e5f\u8e29\u4e86\u4e0d\u5c11\u5751\uff0c\u4e3b\u8981\u662f\u7f3a\u4e4f\u53ef\u7528\u5ea6\u9ad8\u7684\u76f8\u5173\u8d44\u6599\u2014\u2014\u6709\u4e9b\u8981\u4e48\u7279\u522b\u7b80\u5355\uff0c\u53ea\u662f\u5bfc\u51fa\u4e00\u4e2a\u5168\u5c40\u51fd\u6570\uff0c\u8981\u4e48\u5c31\u5f88\u590d\u6742\uff0c\u5982 \u4e4b\u524d\u4e00\u76f4\u60f3\u5b66\u4e60 WebAssembly\uff0c\u8fd9\u6b21\u4e5f\u7b97\u662f\u501f\u7740\u96be\u5f97\u7684\u673a\u4f1a\uff0c\u7b80\u5355\u5730\u4e86\u89e3\u4e86\u4ece\u7f16\u8bd1\u5230\u4f7f\u7528\u7684\u5168\u8fc7\u7a0b\u3002\u6700\u540e\u7684\u5b8c\u6210\u6548\u679c\u4e5f\u5f88\u4e0d\u9519\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u5b9e\u9645\u8fd0\u7528\u4ef7\u503c\uff0c\u5f53\u7136\u5c0f\u5b66\u59b9\u4e5f\u5f88\u6ee1\u610f:)<\/p>\n\n\n\n \u540e\u7eed\u53ef\u4ee5\u6539\u8fdb\u7684\u7a7a\u95f4\u4e3b\u8981\u6709\u4e24\u70b9:<\/p>\n\n\n\n \u786e\u5b9e\u6bd4 Emscripten \u65b9\u4fbf\u5f88\u591a\uff0c\u6bd5\u7adf\u66f4\u52a0\u6210\u719f\u3002\u518d\u8c03\u7528<\/p>\n\n\n\n \u8fd9\u4e00\u6b65\u4f1a\u751f\u6210\u5f88\u591a \u5e78\u8fd0\u7684\u662f\uff0c \u521b\u5efa\u4e00\u4e2a C# GUI \u9879\u76ee\uff0c\u5c06\u6b65\u9aa4 6.1 \u751f\u6210\u7684 cs \u6587\u4ef6\u548c\u6b65\u9aa4 6.2 \u751f\u6210\u7684 Dll \u590d\u5236\u5230\u76ee\u5f55\u4e0b\uff08Dll \u9700\u8981\u9009\u62e9\u8f83\u65b0\u5219\u590d\u5236\uff09\u3002<\/p>\n\n\n\n \u4e0b\u9762\u662f\u90e8\u5206\u91cd\u8981\u4ee3\u7801\uff1a<\/p>\n\n\n\n \u53ef\u4ee5\u770b\u51fa\uff0cC# \u548c JS \u5728\u8c03\u7528\u9636\u6bb5\u90fd\u5dee\u4e0d\u591a\uff0c\u53ea\u662f swig \u66f4\u4e3a\u8d34\u5fc3\u5730\u5904\u7406\u4e86\u5185\u5b58\u7ba1\u7406\u90e8\u5206\u3002<\/p>\n\n\n\n \u672c\u6587\u6240\u63d0\u5230\u4ee3\u7801\u8d44\u6e90\uff1a<\/p>\n\n\n\n 1. C++\u5e93<\/strong>\uff1ahttps:\/\/github.com\/juj\/RectangleBinPack<\/p>\n\n\n\n 2. Wasm<\/strong>\uff1ahttps:\/\/github.com\/ununian\/RectangleBinPack-Wasm<\/p>\n\n\n\n 3. Demo<\/strong>\uff1ahttps:\/\/github.com\/ununian\/RectangleBinPack-Wasm-Demo<\/p>\n\n\n\n >> LigaAI \u5f80\u671f\u7cbe\u5f69\u9605\u8bfb <<<\/strong><\/p>\n\n\n\n \u5982\u4f55\u79d1\u5b66\u7ba1\u7406\u6280\u672f\u56e2\u961f\u7684\u7814\u53d1\u4ea4\u4ed8\u901f\u7387\uff1f<\/a><\/p>\n\n\n\n \u4ece Netflix \u4f20\u5947\u770b\uff0c\u7ed3\u679c\u5bfc\u5411\u7684\u4ea7\u54c1\u8def\u7ebf\u56fe\u5982\u4f55\u5236\u5b9a\uff1f\uff08\u4e0a\u7bc7\uff09<\/a><\/p>\n\n\n\n Outcome VS. Output\uff1a\u7814\u53d1\u6548\u80fd\u63d0\u5347\u4e2d\uff0c\u8c01\u4f1a\u66f4\u80dc\u4e00\u7b79\uff1f<\/a><\/p>\n\n\n\n \u5bf9\u8bdd ChatGPT\uff1a\u73b0\u8c61\u7ea7 AI \u5e94\u7528\uff0c\u5c06\u5982\u4f55\u9610\u91ca\u300c\u7814\u53d1\u6548\u80fd\u7ba1\u7406\u300d\uff1f<\/a><\/p>\n\n\n\n LigaAI \u5c06\u6301\u7eed\u5206\u4eab\u66f4\u591a\u7814\u53d1\u6548\u80fd\u5ea6\u91cf\u4f53\u7cfb\u7684\u642d\u5efa\u7ecf\u9a8c\uff0c\u4ee5\u53ca\u5ea6\u91cf\u6307\u6807\u7ba1\u7406\u65b9\u6cd5\u7b49\u5e72\u8d27\u5185\u5bb9\uff0c\u52a9\u529b\u7814\u53d1\u56e2\u961f\u51fb\u788e\u6548\u80fd\u74f6\u9888\u3002\u5173\u6ce8\u6211\u4eec\u7684\u56e2\u961f\u535a\u5ba2\u6216\u70b9\u51fb LigaAI-\u667a\u80fd\u7814\u53d1\u534f\u4f5c\u5e73\u53f0<\/a>\uff0c\u5728\u7ebf\u7533\u8bf7\u4f53\u9a8c\u6211\u4eec\u7684\u4ea7\u54c1\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":" \u8fd9\u662f\u4e00\u4e2a\u5173\u4e8e\u77e9\u5f62\u6392\u6837\u95ee\u9898\u548c WebAssembly \u521d\u4f53\u9a8c\u7684\u6545\u4e8b\uff0c\u4f46\u4e00\u5207\u8fd8\u8981\u4ece\u4e0d\u5b66\u65e0\u672f\u7684\u5c0f\u5b66\u59b9\u8bf4\u8d77\u2026\u2026 1. … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[22],"tags":[15],"_links":{"self":[{"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/posts\/1188"}],"collection":[{"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/comments?post=1188"}],"version-history":[{"count":3,"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/posts\/1188\/revisions"}],"predecessor-version":[{"id":1464,"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/posts\/1188\/revisions\/1464"}],"wp:attachment":[{"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/media?parent=1188"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/categories?post=1188"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ligai.cn\/blog\/wp-json\/wp\/v2\/tags?post=1188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"\"](\"https:\/\/ligai.cn\/blog\/wp-content\/uploads\/2024\/03\/1-9-1024x592.png\")
<\/figure>\n\n\n\nNP-Hard<\/code>\u95ee\u9898\u2014\u2014\u65e2\u65e0\u6cd5\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u516c\u5f0f\u8ba1\u7b97\uff0c\u4e5f\u4e0d\u53ef\u80fd\u5c06\u6240\u6709\u60c5\u51b5\u679a\u4e3e\uff08\u8d85\u7ea7\u8ba1\u7b97\u673a\u4e5f\u7b97\u4e0d\u8fc7\u6765\uff09\u3002<\/p>\n\n\n\n2. \u89e3\u51b3\u601d\u8def<\/h2>\n\n\n\n
RectangleBinPack<\/code> \u5e93\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u7bc7\u4ecb\u7ecd\u4e8c\u7ef4\u77e9\u5f62\u88c5\u7bb1\u95ee\u9898\u7684\u5404\u79cd\u7b97\u6cd5\u7684\u6587\u7ae0\uff0c\u4ee5\u53ca\u5404\u79cd\u7b97\u6cd5\u7684\u5177\u4f53\u5b9e\u73b0\u3002<\/p>\n\n\n\n3.\u65b9\u6848\u9009\u62e9<\/h2>\n\n\n\n
C++<\/code> \u5199\u7684\uff0c\u4f46\u662f\u6211\u5bf9 C++ \u5e76\u4e0d\u719f\u6089\uff0c\u6240\u4ee5\u9700\u8981\u7528\u6211\u6240\u719f\u6089\u7684\u8bed\u8a00\u4f7f\u7528\u3002\u5728\u5176\u4ed6\u8bed\u8a00\u4e2d\u4f7f\u7528 C++ \u6709\u4e24\u79cd\u65b9\u6848\uff1a<\/p>\n\n\n\nC#<\/code>\uff0c\u6bd5\u7adf\u5728 C# \u4e2d\u8c03\u7528 C++ \u662f\u5f88\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u4e5f\u6709\u6210\u719f\u7684 Binding \u5de5\u5177\uff08\u5982 Swig\uff09\uff1b\u800c\u4e14\u4e4b\u524d\u4e5f\u505a\u8fc7\u8fd9\u6837\u7684\u5c1d\u8bd5\uff0c\u6574\u4f53\u51c6\u5907\u5de5\u4f5c\u91cf\u4e5f\u4f1a\u5c11\u4e00\u70b9\u3002\u4f46\u4f7f\u7528 C# \u6709\u4e24\u4e2a\u95ee\u9898:<\/p>\n\n\n\nWebAssembly<\/code>\u2014\u2014\u4e00\u4e2a\u53ef\u4ee5\u5b8c\u7f8e\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\u7684\u65b9\u6848\uff0c\u65e2\u4e0d\u7528\u62c5\u5fc3\u8de8\u5e73\u53f0\uff0c\u53c8\u80fd\u76f4\u63a5\u4f7f\u7528\u524d\u7aef\u6280\u672f\u5b8c\u6210 GUI \u90e8\u5206\u3002\u65b9\u4fbf\u53c8\u9ad8\u7aef\uff0c\u8fd8\u80fd\u5728\u5c0f\u5b66\u59b9\u9762\u524d\u88c5\uff08\u6d88\u97f3\uff09<\/del>\uff0c\u7b80\u76f4\u975e\u5b83\u83ab\u5c5e\u3002<\/p>\n\n\n\n4. \u5177\u4f53\u5b9e\u73b0<\/h2>\n\n\n\n
4.1 \u73af\u5883\u9700\u6c42<\/h3>\n\n\n\n
WSL<\/code>\u3002<\/p>\n\n\n\nEmscripten<\/code>\u3002\u5177\u4f53\u8bf7\u53c2\u8003 Download and install – Emscripten 2.0.27 (dev) documentation<\/a><\/em><\/p>\n\n\n\nNode<\/code> \u4ee5\u53ca\u7f51\u9875\u5f00\u53d1\u76f8\u5173\u7684\u5de5\u5177\u3002<\/p>\n\n\n\n4.2 \u9879\u76ee\u7ed3\u6784<\/h3>\n\n\n\n
.\n\u251c\u2500\u2500 XXXX.cpp \/\/ \u7b97\u6cd5\u672c\u8eab\u7684 cpp \u6587\u4ef6\n\u251c\u2500\u2500 XXXX.h \/\/ \u7b97\u6cd5\u672c\u8eab\u7684\u5934\u6587\u4ef6\n\u251c\u2500\u2500 Warp.cc \/\/ Warp\u6587\u4ef6\uff0c\u5176\u4e2d\u63cf\u8ff0\u4e86\u9700\u8981\u5bfc\u51fa\u7684\u7c7b\u548c\u51fd\u6570\u3001\u679a\u4e3e\u7b49\n\u251c\u2500\u2500 compile.sh \/\/ \u7f16\u8bd1\u811a\u672c\n\u251c\u2500\u2500 package.json \/\/ package.json \u6587\u4ef6\uff0c\u65b9\u4fbf\u53d1\u5e03\u5230 npm \u4ed3\u5e93 <\/code><\/pre>\n\n\n\n4.3 Warp \u6587\u4ef6\u7684\u7f16\u5199<\/h3>\n\n\n\n
Warp \u6587\u4ef6<\/code>\u4e2d\u663e\u5f0f\u5730\u544a\u8bc9 Emscripten \u9700\u8981\u5bfc\u51fa\u54ea\u4e9b\u7c7b\u548c\u51fd\u6570\uff08\u8fd9\u4e2a\u6b65\u9aa4\u79f0\u4e3a Binding\uff09\uff0c\u8ba9 Emscripten \u751f\u6210\u76f8\u5e94\u7684 wasm<\/code> \u4ee3\u7801\u548c warp<\/code> \u4ee3\u7801\uff0c\u4ee5\u4fbf\u5728 Web \u73af\u5883\u4e2d\u4f7f\u7528\u3002<\/p>\n\n\n\n#include \"Rect.cpp\"\n\/\/ ... include<xxx.cpp> \u5f15\u7528\u5404\u4e2a\u7b97\u6cd5\u7684 cpp \u6587\u4ef6\n#include \"emscripten\/bind.h\" \/\/ Emscripten Binding \u9700\u8981\u7684\u5934\u6587\u4ef6\n\nusing namespace emscripten; \/\/ Emscripten Binding \u7684\u547d\u540d\u7a7a\u95f4\nusing namespace std; \/\/ C++ \u6807\u51c6\u5e93\u547d\u540d\u7a7a\u95f4 \uff0c\u4e3b\u8981\u662f\u4e3a\u4e86\u4f7f\u7528 vector\uff08\u53ef\u4ee5\u7406\u89e3\u4e3a C++ \u4e2d\u7684\u53ef\u53d8\u957f\u5ea6\u6570\u7ec4\uff09\nusing namespace rbp; \/\/ \u8fd9\u4e2a\u7b97\u6cd5\u5e93\u7684\u547d\u540d\u7a7a\u95f4 RectangleBinPack\n\nEMSCRIPTEN_BINDINGS(c) \/\/ \u8868\u793a\u6211\u4eec\u5f00\u59cb\u7f16\u5199 Emscripten \u7684 Binding\n{\n \/\/ \u4e0b\u9762\u53ea\u8981\u662f\u5b57\u7b26\u4e32\u91cc\u9762\u7684\u503c\u90fd\u662f\u5728 wasm \u91cc\u9762\u7684\u540d\u5b57\uff0c\u53ef\u4ee5\u81ea\u5df1\u53d6\uff0c\u4e0d\u8981\u6c42\u548c C++ \u4e2d\u7684\u4e00\u6837\u3002\n\n \/\/ \u5bfc\u51fa Rect \u548c RectSize \u7684 vector\n register_vector<Rect>(\"VectorRect\");\n register_vector<RectSize>(\"VectorRectSize\");\n\n \/\/ Rect.cpp\n class_<RectSize>(\"RectSize\") \/\/ \u5bfc\u51fa RectSize \u7c7b\uff0c\u4ed6\u5305\u62ec\n .constructor<>() \/\/ \u4e00\u4e2a\u6ca1\u6709\u53c2\u6570\u7684\u6784\u9020\u51fd\u6570\n .constructor<int, int>() \/\/ \u4e00\u4e2a\u6709 2 \u4e2a\u53c2\u6570\u7684\u6784\u9020\u51fd\u6570\uff0c\u53c2\u6570\u7684\u7c7b\u578b\u5206\u522b\u662f int \u548c int\n .property(\"width\", &RectSize::width) \/\/ \u4e00\u4e2a\u5b9e\u4f8b\u5b57\u6bb5 width\uff0c\u5bf9\u5e94\u7684\u5730\u5740\u662f RectSize \u7684 width\n .property(\"height\", &RectSize::height);\n\n\n \/\/ ...\n\n emscripten::function(\"IsContainedIn\", &IsContainedIn); \/\/ \u5bfc\u51fa\u4e86\u4e00\u4e2a\u5168\u5c40\u7684\u51fd\u6570\n\n \/\/ SkylineBinPack.cpp\n \/\/ \u5bfc\u51fa\u4e00\u4e2a\u53eb\u505a SkylineBinPack_LevelChoiceHeuristic \u7684\u679a\u4e3e\uff0c\n \/\/ \u4ed6\u6709 2 \u4e2a\u503c LevelBottomLeft\u3001LevelMinWasteFit\n enum_<SkylineBinPack::LevelChoiceHeuristic>(\"SkylineBinPack_LevelChoiceHeuristic\")\n .value(\"LevelBottomLeft\", SkylineBinPack::LevelChoiceHeuristic::LevelBottomLeft)\n .value(\"LevelMinWasteFit\", SkylineBinPack::LevelChoiceHeuristic::LevelMinWasteFit);\n\n class_<SkylineBinPack>(\"SkylineBinPack\")\n .constructor<>()\n .constructor<int, int, bool>()\n .function(\"Init\", &SkylineBinPack::Init) \/\/ \u4e00\u4e2a\u5b9e\u4f8b\u51fd\u6570 Init\n \/\/ \u4e00\u4e2a\u5b9e\u4f8b\u51fd\u6570 Insert_Range\uff0c\u5bf9\u5e94\u7684\u662f Insert \u51fd\u6570\u7684\u67d0\u4e2a\u91cd\u8f7d\n .function(\"Insert_Range\",select_overload<void(vector<RectSize> &, vector<Rect> &, SkylineBinPack::LevelChoiceHeuristic)>(&SkylineBinPack::Insert)) \n .function(\"Insert_Single\",select_overload<Rect(int, int, SkylineBinPack::LevelChoiceHeuristic)>(&SkylineBinPack::Insert))\n .function(\"Occupancy\", &SkylineBinPack::Occupancy);\n}<\/code><\/pre>\n\n\n\ncpp \u6587\u4ef6<\/code>\uff0c\u4e0d\u662f\u5934\u6587\u4ef6\u3002\u4e0b\u9762\u8bf4\u51e0\u4e2a\u91cd\u8981\u90e8\u5206\u7684\u5904\u7406\u3002<\/p>\n\n\n\n4.3.1 Vector \u7684\u5904\u7406<\/h4>\n\n\n\n
vector<\/code> \u662f C++ \u6807\u51c6\u5e93\u63d0\u4f9b\u7684\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\uff0c\u662f\u53ef\u4ee5\u52a8\u6001\u6539\u53d8\u957f\u5ea6\u7684\u6570\u7ec4\u3002\u672c\u9879\u76ee\u4e3b\u8981\u7528\u6765\u4f20\u9012\u5f85\u6392\u7248\u7684 RectSize<\/code> \u6570\u7ec4\u548c\u63a5\u6536\u8ba1\u7b97\u7ed3\u679c\u7684 Rect<\/code> \u6570\u7ec4\u3002<\/p>\n\n\n\nregister_vector<\/code>\uff0c\u53ea\u9700\u4f20\u5165 vector \u7684\u5143\u7d20\u7c7b\u578b\u548c\u5bfc\u51fa\u540d\u5b57\u5373\u53ef\u3002<\/p>\n\n\n\n4.3.2 \u679a\u4e3e\u7684\u5904\u7406<\/h4>\n\n\n\n
Object<\/code> \u7684\u5f62\u5f0f\u3002\u7ed1\u5b9a\u4e5f\u5f88\u7b80\u5355\uff0c\u4f7f\u7528 enum_<\/code> \u6307\u5b9a\u540d\u79f0\u3001\u7c7b\u578b\u548c\u5bf9\u5e94\u7684\u503c\u5c31\u884c\u3002<\/p>\n\n\n\n4.3.3 \u51fd\u6570\u91cd\u8f7d\u7684\u5904\u7406<\/h4>\n\n\n\n
select_overload<\/code> \u51fd\u6570\u627e\u5230\u5bf9\u5e94\u7684\u51fd\u6570\uff08\u6307\u5b9a\u51fd\u6570\u7684\u8fd4\u56de\u503c\u3001\u53c2\u6570\u7c7b\u578b\u5373\u53ef\uff0c\u6ca1\u6709\u8fd4\u56de\u503c\u5c31\u662f void<\/code>\uff09\u3002<\/p>\n\n\n\n4.4 \u7f16\u8bd1 Wasm<\/h3>\n\n\n\n
emcc --bind -Oz Warp.cc -o dist\/Warp.js \\\n-s WASM=1 \\\n-s MODULARIZE=1<\/code><\/pre>\n\n\n\n--bind<\/code><\/strong> \u8868\u793a\u9700\u8981\u4f7f\u7528 Embind \u7684\u7ed1\u5b9a\u529f\u80fd\u3002<\/li>-Oz<\/code><\/strong> \u8868\u793a\u4f18\u5316\u7b49\u7ea7\uff0c\u6709O0\u3001O1\u3001O2 \u7b49\uff0c\u5176\u4e2d Oz \u8868\u793a\u4f18\u5316\u7b49\u7ea7\u6700\u9ad8\u3002\u6b64\u5904\u6211\u4eec\u65e0\u9700\u8c03\u8bd5 Wasm\uff0c\u9009 Oz<\/code> \u5c31\u884c\u3002<\/li>-o<\/code><\/strong> \u7528\u4e8e\u6307\u5b9a\u8f93\u51fa\u6587\u4ef6\u3002\u5982\u679c\u6307\u5b9a\u7684\u6587\u4ef6\u540e\u7f00\u540d\u662f js<\/code>\uff0c\u5c31\u4f1a\u751f\u6210 wasm<\/code> \u548c\u76f8\u5e94\u7684 js warp \u6587\u4ef6<\/code>\uff08\u5305\u542b\u4e00\u4e9b\u80f6\u6c34\u4ee3\u7801\uff0c\u4fbf\u4e8e\u6211\u4eec\u4f7f\u7528 wasm\uff09\u3002\u5f53\u7136\u6211\u4eec\u4e5f\u53ef\u4ee5\u6307\u5b9a html<\/code> \u751f\u6210\u4e00\u4e2a demo \u7f51\u9875\uff1b\u6216\u6307\u5b9a wasm<\/code> \u53ea\u751f\u6210 wasm \u6587\u4ef6\u3002<\/li>-s WASM=1<\/code><\/strong> \u8868\u793a\u7f16\u8bd1\u5230 wasm \u3002\u5982\u679c\u503c\u4e3a 0 \u4f1a\u7f16\u8bd1\u5230 asm.js<\/code>\uff0c\u503c\u4e3a 2 \u5c31\u540c\u65f6\u7f16\u8bd1\u6210\u4e24\u8005\u3002<\/li>-s MODULARIZE=1<\/code><\/strong> \u8868\u793a\u751f\u6210\u7684 js \u6587\u4ef6\u4f1a\u5bfc\u51fa\u4e00\u4e2a\u53ef\u4ee5\u4f20\u53c2\u5de5\u5382\u51fd\u6570\uff08\u540e\u7eed\u4f1a\u770b\u5230\uff09\uff0c\u5426\u5219\u4f1a\u76f4\u63a5\u8d4b\u503c\u5728 window \u5bf9\u8c61\u4e0a\u3002<\/li><\/ul>\n\n\n\n-s SINGLE_FILE=1<\/code> \u53ef\u4ee5\u7528 base64 \u7684\u65b9\u5f0f\u5c06 wasm \u5d4c\u5165\u5230 warpjs \u6587\u4ef6<\/code>\u4e2d\uff0c\u4f7f\u7528\u65f6\u53ea\u9700\u8981\u5f15\u7528 js \u6587\u4ef6\u5c31\u884c\u3002<\/p>\n\n\n\n4.5 \u751f\u6210\u5bf9\u5e94\u7684 TypeScript \u63cf\u8ff0\u6587\u4ef6<\/h3>\n\n\n\n
TypeScript<\/code> \u7684\u63cf\u8ff0\u6587\u4ef6\u5728\u5de5\u7a0b\u4f7f\u7528\u4e2d\u975e\u5e38\u91cd\u8981\uff0c\u5426\u5219\u522b\u4eba\u6839\u672c\u4e0d\u77e5\u9053\u600e\u4e48\u7528\uff08\u8fd8\u80fd\u51cf\u5c11\u5199\u6587\u6863\u7684\u5de5\u4f5c\u91cf\uff09\uff0c\u4f46\u662f\u76ee\u524d\u8fd8\u6ca1\u6709\u5341\u5168\u5341\u7f8e\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\ntsembind .\/dist\/Warp.js > .\/dist\/Warp.d.ts<\/code> \uff0c\u4fee\u6539\u6700\u4e0b\u9762\u5bfc\u51fa\u7684\u90e8\u5206\uff0c\u522b\u5fd8\u4e86\u6dfb\u52a0 @types\/emscripten<\/code>\u3002<\/p>\n\n\n\nexport interface CustomEmbindModule { \n \/\/ ...\n}\ndeclare function factory(): Promise<CustomEmbindModule>;\nexport default factory;\n\n\/\/ =========>\n\nexport interface RectangleBinPackModule extends EmscriptenModule {\n \/\/ ...\n}\ndeclare const factory: EmscriptenModuleFactory<RectangleBinPackModule>;\nexport default factory;<\/code><\/pre>\n\n\n\n4.6 \u4f7f\u7528 Wasm<\/h3>\n\n\n\n
import type { RectangleBinPackModule as PackModule } from 'rectanglebinpack-wasm'\n\n\/\/ PackWasmInit \u5c31\u662f\u4e0a\u9762\u90a3\u4e2a\u5de5\u5382\u51fd\u6570\nimport PackWasmInit from 'rectanglebinpack-wasm';\n\n\/\/ \u6211\u4eec\u9700\u8981\u83b7\u53d6 wasm \u6587\u4ef6\u7684\u8def\u5f84\u3002\u6211\u4eec\u4e0d\u9700\u8981\u7528\u6253\u5305\u5668\u7684 wasm loader\uff0c\n\/\/ \u53ea\u9700\u8981\u8fd9\u4e2awasm\u6587\u4ef6\u7684 url \u5c31\u884c\u3002\u8fd9\u91cc\u662f vite \u7684\u5199\u6cd5\uff0cwebpack \u5e94\u8be5\u662f file-loader\nimport PackWasm from 'rectanglebinpack-wasm\/dist\/Warp.wasm?url' \n\n\/\/ \u65b9\u4fbf\u83b7\u53d6\u679a\u4e3e\u7684\u503c\uff0c\u4e3b\u8981\u662f\u7528\u6765\u89c4\u907f ts \u7684\u7c7b\u578b\u68c0\u67e5\nconst toEnumValue = (enumObj: any, value: any) => enumObj[value]\n\nexport class WasmPackService implements IPackService {\n\n private wasm?: PackModule;\n\n constructor() {\n PackWasmInit({ \n \/\/ \u8fd9\u91cc\u975e\u5e38\u91cd\u8981\uff0c\u6211\u4eec\u9700\u8981\u544a\u8bc9\u5de5\u5382\u65b9\u6cd5 wasm \u6587\u4ef6\u7684\u4f4d\u7f6e\u5728\u54ea\uff0c\n \/\/ \u5982\u679c\u4e0d\u5199\uff0c\u5b83\u4f1a\u53bb\u7f51\u9875\u7684\u6839\u76ee\u5f55\u4e0b\u67e5\u627e\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u6211\u4eec\u4e0d\u5e0c\u671b\u8fd9\u6837 \n locateFile: (url) => url.endsWith('.wasm') ? PackWasm : url \n }).then(wasm => {\n this.wasm = wasm; \/\/ \u521d\u59cb\u5316\u5b8c\u6210\u540e\uff0c\u5c31\u80fd\u83b7\u53d6\u5230 wasm \u6a21\u5757\u7684\u5b9e\u4f8b\u4e86\n })\n }\n\n public async pack(\n source: SourcePanelItem[], \/\/ width height \u8fd9\u91cc\u56e0\u4e3a\u53ea\u8003\u8651 1 \u4e2a\u7bb1\u5b50\u7684\u60c5\u51b5\uff0c\u6240\u4ee5\u8fd9\u91cc\u80af\u5b9a\u53ea\u6709 1 \u4e2a\u6570\u636e\n target: TargetPanelItem[], \/\/ width height count\n algorithms: Algorithms, \/\/ \u7b97\u6cd5\n setting: Record<string, boolean | string> \/\/ \u7b97\u6cd5\u8bbe\u7f6e\n ) {\n \/\/ ...\n const m = this.wasm;\n\n \/\/ \u9996\u5148\u6211\u4eec\u521b\u5efa\u4e00\u4e2a RectSize \u7684 vector\uff0c\u7136\u540e\u628a\u6211\u4eec\u9700\u8981\u6392\u7248\u7684\u5c0f\u77e9\u5f62\u90fd\u653e\u8fdb\u53bb\n const targetSizes = new m.VectorRectSize(); \n target\n .flatMap(t => range(0, Math.max(t.count, 0))\n .map(_ => new m.RectSize(t.width, t.height)))\n .forEach((i) => targetSizes.push_back(i));\n\n \/\/ ...\n let resultRects = new m.VectorRect(); \/\/ \u521b\u5efa\u4e00\u4e2a\u7528\u6765\u63a5\u6536\u7ed3\u679c\u7684 Rect \u7684 vector\n switch (algorithms) {\n \/\/ ...\n case \"Skyline\":\n \/\/ \u8c03\u7528\u5929\u9645\u7ebf\u7b97\u6cd5\u7c7b\u7684\u6784\u9020\u51fd\u6570\uff0c\u5e76\u4f20\u9012\u4e00\u4e9b\u8bbe\u7f6e\uff0c\u521b\u5efa\u4e00\u4e2a\u7b97\u6cd5\u5bf9\u8c61\n const skyline = new m.SkylineBinPack(sourceWidth, sourceHeight, setting['UseWasteMap'] as boolean);\n \/\/ \u8c03\u7528\u6279\u91cf\u6dfb\u52a0\u51fd\u6570\uff0c\u51fd\u6570\u5185\u90e8\u4f1a\u628a\u7ed3\u679c\u6dfb\u52a0\u5230 resultRects \u91cc\u9762\n skyline.Insert_Range(\n targetSizes,\n resultRects,\n toEnumValue(m.SkylineBinPack_LevelChoiceHeuristic, setting['LevelChoiceHeuristic'])\n );\n \/\/ \u91cd\u8981\uff1a\u624b\u52a8\u91ca\u653e skyline \u5bf9\u8c61\u3002\u56e0\u4e3a wasm \u9700\u8981\u6211\u4eec\u624b\u52a8\u7ba1\u7406\u5185\u5b58\uff0c\n \/\/ \u6240\u4ee5\u521b\u5efa\u4e86\u5bf9\u8c61\u540e\u4e00\u5b9a\u8981\u56de\u6536\uff0c\u4e0d\u5b58\u5728\u81ea\u52a8\u5783\u573e\u56de\u6536\u3002\n skyline.delete();\n break;\n }\n const result: Rect[] = []\n for (let i = 0; i < resultRects.size(); i++) {\n const item = resultRects.get(i);\n result.push({ x: item.x, y: item.y, width: item.width, height: item.height })\n }\n \/\/ \u83b7\u53d6\u7ed3\u679c\u540e\u91ca\u653e\u6389 targetSizes\u3001resultRects\n targetSizes.delete();\n resultRects.delete();\n\n return { result }\n }\n}<\/code><\/pre>\n\n\n\n4.6.1 \u5185\u5b58\u7ba1\u7406<\/h4>\n\n\n\n
new<\/code> \u51fd\u6570\uff09\u548c\u91ca\u653e\uff08delete<\/code> \u51fd\u6570\uff09\uff0c\u6240\u4ee5\u8981\u6ce8\u610f new \u548c delete \u7684\u6210\u5bf9\u4f7f\u7528\u3002<\/p>\n\n\n\n4.6.2 \u6307\u5b9a wasm \u6587\u4ef6\u7684 Url<\/h4>\n\n\n\n
\/xx.wasm<\/code> \u52a0\u8f7d\u3002\u901a\u5e38\u6211\u4eec\u4e0d\u5e0c\u671b\u8fd9\u6837\uff0c\u56e0\u6b64\u9700\u8981\u5728 wasm \u52a0\u8f7d\u65f6\u901a\u8fc7 locateFile<\/code> \u51fd\u6570\u6307\u5b9a Wasm \u6587\u4ef6\u7684 Url\u3002<\/p>\n\n\n\nwebpack<\/code> \u6216\u8005 vite<\/code> \u7684 loader<\/code> \u52a0\u8f7d wasm\uff0c\u90a3\u6837\u4f1a\u81ea\u52a8\u8f6c\u6362\u6210 wasm \u6a21\u5757\u3002\u53ea\u83b7\u53d6 wasm \u6587\u4ef6\u7684 url\uff0c\u53ef\u4ee5\u5728 vite \u4e2d\u7684\u5b9e\u5728\u8d44\u6e90\u540d\u540e\u52a0\u4e0a ?url<\/code> \u6216\u8005\u5728 webpack \u4e2d\u52a0\u4e0a !file-loader<\/code>\u3002<\/p>\n\n\n\n5.\u603b\u7ed3<\/h2>\n\n\n\n
ffmpeg<\/code> \u7684 wasm \u7248\u672c\u3002<\/p>\n\n\n\nScope<\/code> \u5b9e\u73b0\u534a\u81ea\u52a8\u5185\u5b58\u7ba1\u7406\uff0c\u6216\u8bb8\u4e5f\u53ef\u4ee5\u52a0\u8fdb\u5185\u5b58\u7ba1\u7406\u4e2d\u4f7f\u7528\u3002<\/li><\/ul>\n\n\n\n6.\u5f69\u86cb \uff1aC# \u7684\u505a\u6cd5<\/h2>\n\n\n\n
6.1 \u7f16\u5199\u63cf\u8ff0\u6587\u4ef6 Warp.idl<\/h3>\n\n\n\n
%module RectangleBinPack\n\n %{\n #include \"Rect.h\"\n #include \"GuillotineBinPack.h\"\n #include \"SkylineBinPack.h\"\n #include \"ShelfNextFitBinPack.h\"\n #include \"ShelfBinPack.h\"\n #include \"MaxRectsBinPack.h\"\n %}\n\n %include <std_vector.i>\n %template(vector_Rect) std::vector<rbp::Rect>;\n %template(vector_RectSize) std::vector<rbp::RectSize>;\n\n %include \"Rect.h\"\n %include \"GuillotineBinPack.h\"\n %include \"SkylineBinPack.h\"\n %include \"ShelfNextFitBinPack.h\"\n %include \"ShelfBinPack.h\"\n %include \"MaxRectsBinPack.h\"<\/code><\/pre>\n\n\n\nswig -c++ -csharp Warp.idl<\/code><\/pre>\n\n\n\ncs \u6587\u4ef6<\/code>\uff08C# \u7684\u6e90\u6587\u4ef6\uff09\u548c\u4e00\u4e2a warp.cxx \u6587\u4ef6<\/code>\u3002<\/p>\n\n\n\n6.2 \u7f16\u8bd1 Dll<\/h3>\n\n\n\n
RectangleBinPack<\/code> \u81ea\u5e26\u4e86 VisualStudio \u7684\u5de5\u7a0b\u6587\u4ef6 RectangleBinPack.sln<\/code> \u3002\u6253\u5f00\u540e\u5c06\u751f\u6210\u7684 warp.cxx \u6587\u4ef6<\/code>\u52a0\u5165\u5de5\u7a0b\uff0cbuild \u4e00\u4e2a x64<\/code> \u7684\u7248\u672c\u5373\u53ef\u3002<\/p>\n\n\n\n6.3 \u4f7f\u7528<\/h3>\n\n\n\n
public (double, List<Rect>) PackImplement(PackRequestDto dto)\n {\n \/\/ ...\n var targets = new vector_RectSize(dto.Target.SelectMany(target =>\n Enumerable.Range(1, target.Count).Select(_ =>\n new RectSize {width = target.Width, height = target.Height})));\n\n var resultRects = new vector_Rect();\n\n \/\/ ...\n\n switch (dto.Algorithms)\n {\n case PackAlgorithms.Skyline:\n var skylineBin = new SkylineBinPack(sourceWidth, sourceHeight,\n dto.SkylineSetting.UseWasteMap);\n skylineBin.Insert(targets, resultRects, dto.SkylineSetting.LevelChoiceHeuristic);\n\n break;\n \/\/ ...\n }\n return (occupancy, resultRects.ToList());\n }<\/code><\/pre>\n\n\n\n7. \u9644\u5f55<\/h2>\n\n\n\n
\n\n\n\n