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stdweb安装.txt
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stdweb安装.txt
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1.执行rustup install nightly-x86_64-pc-windows-gnu,安装1.30及以上的nightly版本
2.执行rustup default xxx-pc-windows-gnu切换当前默认版本,例:
rustup default nightly-x86_64-pc-windows-gnu
3.执行rustup target add asmjs-unknown-emscripten
4.安装emscripten
git clone https://github.com/emscripten-core/emsdk.git
git pull
emsdk install latest 或 ./emsdk install latest
emsdk activate latest 或 ./emsdk activate latest
emsdk_env 或 source ./emsdk_env.sh
5.安装stdweb环境
cargo install -f cargo-web
6.创建项目,并引用stdweb库
cargo new --bin 项目名
7.构建
执行cmd的shell,在shell中进入emsdk的安装目录,并执行emsdk_env
debug
cargo web build --target=asmjs-unknown-emscripten
release
cargo web build --release --target=asmjs-unknown-emscripten
8.运行,替换xxx.js为构建的asm.js
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<script>
var Module = {};
var __cargo_web = {};
Object.defineProperty( Module, 'canvas', {
get: function() {
if( __cargo_web.canvas ) {
return __cargo_web.canvas;
}
var canvas = document.createElement( 'canvas' );
document.querySelector( 'body' ).appendChild( canvas );
__cargo_web.canvas = canvas;
return canvas;
}
});
</script>
</head>
<body>
<script src="xxx.js"></script>
</body>
</html>
/////////////////////////////////////// wasm编译运行
cargo test Mod -- --nocapture
/////////////////////////////////////// wasm编译运行
python -m http.server 8080
wasm-pack test --chrome
wasm-pack build
npm init wasm-app www
npm run start
wasm-pack build --debug -d pkg_debug
cargo generate --git https://github.com/rustwasm/wasm-pack-template
/***************************************************cargo******************************************************/
cargo rustc -- -Z unstable-options --pretty=expanded
wasm-pack build & npm run start