42 lines
5.7 KiB
Plaintext
42 lines
5.7 KiB
Plaintext
https://doc.qt.io/qt-5/wasm.html
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https://github.com/emscripten-core/emsdk
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https://emscripten.org/docs/getting_started/downloads.html
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https://blog.csdn.net/a137748099/article/details/117157623
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1.39.8
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emsdk install 1.39.8
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emsdk activate --embedded 1.39.8
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安装完成后配置文件路径
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D:/wyc/library/wasm/emsdk-1.39.8/.emscripten
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配置文件内容
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import os
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emsdk_path=os.path.dirname(os.environ.get('EM_CONFIG')).replace('\\', '/')
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NODE_JS = '' + emsdk_path + '/node/12.9.1_64bit/bin/node.exe'
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PYTHON = '' + emsdk_path + '/python/3.7.4_64bit/python.exe'
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JAVA = '' + emsdk_path + '/java/8.152_64bit/bin/java.exe'
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LLVM_ROOT = '' + emsdk_path + '/upstream/bin'
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BINARYEN_ROOT = '' + emsdk_path + '/upstream'
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EMSCRIPTEN_ROOT = '' + emsdk_path + '/upstream/emscripten'
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TEMP_DIR = '' + emsdk_path + '/tmp'
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COMPILER_ENGINE = NODE_JS
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JS_ENGINES = [NODE_JS]
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将 C 和 C++ 代码编译为 WebAssembly (WASM) 或 asm.js
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WebAssembly (WASM):
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一种紧凑的二进制格式，用于在 Web 上运行高性能的代码。它是现代浏览器原生支持的底层字节码格式，旨在作为 JavaScript 的高性能替代方案。
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asm.js:
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一个高度优化的 JavaScript 子集，主要用于让 JavaScript 在浏览器中接近原生性能运行。它是 WebAssembly 的先驱技术，
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通过标准的 JavaScript 引擎运行。
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https://blog.evernightfireworks.com/emscripten_config/
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import os emsdk_path=os.path.dirname(os.environ.get('EM_CONFIG')).replace('\\', '/') NODE_JS = '' + emsdk_path + '/node/12.9.1_64bit/bin/node.exe' PYTHON = '' + emsdk_path + '/python/3.7.4_64bit/python.exe' JAVA = '' + emsdk_path + '/java/8.152_64bit/bin/java.exe' LLVM_ROOT = '' + emsdk_path + '/upstream/bin' BINARYEN_ROOT = '' + emsdk_path + '/upstream' EMSCRIPTEN_ROOT = '' + emsdk_path + '/upstream/emscripten' TEMP_DIR = '' + emsdk_path + '/tmp' COMPILER_ENGINE = NODE_JS JS_ENGINES = [NODE_JS] Adding directories to PATH: PATH += D:\wyc\library\wasm\emsdk-1.39.8 PATH += D:\wyc\library\wasm\emsdk-1.39.8\node\12.9.1_64bit\bin PATH += D:\wyc\library\wasm\emsdk-1.39.8\java\8.152_64bit\bin PATH += D:\wyc\library\wasm\emsdk-1.39.8\upstream\emscripten Setting environment variables: EMSDK = D:/wyc/library/wasm/emsdk-1.39.8 EM_CONFIG = D:\wyc\library\wasm\emsdk-1.39.8\.emscripten EM_CACHE = D:/wyc/library/wasm/emsdk-1.39.8/.emscripten_cache EMSDK_NODE = D:\wyc\library\wasm\emsdk-1.39.8\node\12.9.1_64bit\bin\node.exe EMSDK_PYTHON = D:\wyc\library\wasm\emsdk-1.39.8\python\3.7.4_64bit\python.exe JAVA_HOME = D:\wyc\library\wasm\emsdk-1.39.8\java\8.152_64bit Set the following tools as active: node-12.9.1-64bit python-3.7.4-64bit java-8.152-64bit releases-upstream-9e60f34accb4627d7358223862a7e74291886ab6-64bit The changes made to environment variables only apply to the currently running shell instance. Use the 'emsdk_env.bat' to re-enter this environment later, or if you'd like to permanently register this environment globally to all users in Windows Registry, rerun this command with the option --global. |