{"id":45553,"date":"2023-06-13T00:24:03","date_gmt":"2023-05-28T23:36:43","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45553-2\/"},"modified":"2024-04-30T08:37:43","modified_gmt":"2024-04-30T00:37:43","slug":"45553-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45553-2\/","title":{"rendered":""},"content":{"rendered":"<p>\u5510\u7a81\u3060\u304cMATLAB\u306eMAT\u30d5\u30a1\u30a4\u30eb\u3092Rust\u3067\u4f5c\u308a\u305f\u304f\u306a\u3063\u305f\u3002<br \/>\npython\u3060\u3068scipy.io.savemat\u3068scipy.io.loadmat\u3067\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u304c\u3067\u304d\u308b\u3002<br \/>\nRust\u3060\u3068\u3069\u3046\u306a\u306e\u3060\u308d\u3046\u3068\u601d\u3063\u3066\u8abf\u3079\u3066\u307f\u305f\u3068\u3053\u308d\u3001\u3053\u3093\u306a\u30af\u30ec\u30fc\u30c8\u3092\u767a\u898b\u3057\u305f\u3002<br \/>\n\u826f\u3055\u305d\u3046\u3068\u601d\u3063\u3066\u4f7f\u3063\u3066\u307f\u305f\u304c\u3001\u3069\u3046\u3082\u307e\u3060\u8aad\u307f\u8fbc\u307f\u3057\u304b\u3067\u304d\u306a\u3044\u3088\u3046\u3060\u3002<\/p>\n<p>\u81ea\u4f5c\u3059\u308b\u306e\u3082\u3081\u3093\u3069\u304f\u3055\u3044\u306e\u3067\u3001MATLAB C API \u3092\u4f7f\u3048\u306a\u3044\u304b\u306a\u301c\u3068\u601d\u3063\u3066\u8a66\u884c\u932f\u8aa4\u3057\u305f\u30e1\u30e2\u5e33\u3002<\/p>\n<h1>C\u3067\u66f8\u3044\u305f\u95a2\u6570\u3092Rust\u3067\u547c\u3076<\/h1>\n<p>Rust \u306fC\u306e\u95a2\u6570\u3092FFI\u3067\u547c\u3073\u51fa\u305b\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">#include &lt;stdio.h&gt;\r\n<\/span>\r\n<span class=\"kt\">int<\/span> <span class=\"nf\">hello<\/span> <span class=\"p\">(<\/span><span class=\"kt\">void<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">printf<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"Hello World! [from C]<\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"mi\">0<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>Rust\u304b\u3089\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u3066\u547c\u3076\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"k\">extern<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">hello<\/span> <span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">unsafe<\/span> <span class=\"p\">{<\/span> <span class=\"nf\">hello<\/span> <span class=\"p\">()<\/span> <span class=\"p\">};<\/span>\r\n    <span class=\"nd\">println!<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"Hello World! [from Rust]\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>cargo \u3067C\u306e\u30bd\u30fc\u30b9\u3082\u4e00\u7dd2\u306b\u30d3\u30eb\u30c9\u3059\u308b\u305f\u3081\u306b\u3001Cargo.toml \u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nn\">[package]<\/span>\r\n<span class=\"py\">name<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"ffi_c\"<\/span>\r\n<span class=\"py\">version<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.1.0\"<\/span>\r\n\r\n<span class=\"c\"># See more keys and their definitions at https:\/\/doc.rust-lang.org\/cargo\/reference\/manifest.html<\/span>\r\n\r\n<span class=\"nn\">[dependencies]<\/span>\r\n<span class=\"py\">libc<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.2\"<\/span>\r\n\r\n<span class=\"nn\">[build-dependencies]<\/span>\r\n<span class=\"py\">cc<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"1.0\"<\/span>\r\n<\/code><\/pre>\n<p>\u307e\u305f\u3001Cargo.toml\u3068\u540c\u3058\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306bbuild.rs\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"k\">extern<\/span> <span class=\"n\">crate<\/span> <span class=\"n\">cc<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span> <span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\r\n    <span class=\"nn\">cc<\/span><span class=\"p\">::<\/span><span class=\"nn\">Build<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"c\">\/\/ .cpp(true)  \/\/ in the case of C++ <\/span>\r\n        <span class=\"nf\">.file<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"src\/hello.c\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">.compile<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"libfoo.a\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3067 cargo build \u3059\u308b\u3068 libfoo.a \u304c\u4f5c\u3089\u308c\u3001\u672c\u4f53\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u30b3\u30f3\u30d1\u30a4\u30eb&amp;\u30ea\u30f3\u30af\u3055\u308c\u308b\u3002<\/p>\n<h1>C\u3067\u66f8\u3044\u305f\u5f15\u6570\u30fb\u8fd4\u308a\u5024\u3042\u308a\u306e\u95a2\u6570\u3092Rust\u3067\u547c\u3076<\/h1>\n<p>\u5f15\u6570\u3084\u8fd4\u308a\u5024\u3092\u4e0e\u3048\u305f\u3044\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kt\">double<\/span> <span class=\"nf\">double_input<\/span> <span class=\"p\">(<\/span><span class=\"kt\">double<\/span> <span class=\"n\">input<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"mi\">2<\/span> <span class=\"o\">*<\/span> <span class=\"n\">input<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">extern<\/span> <span class=\"n\">crate<\/span> <span class=\"n\">libc<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">extern<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">hello<\/span> <span class=\"p\">();<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">double_input<\/span> <span class=\"p\">(<\/span><span class=\"n\">input<\/span><span class=\"p\">:<\/span> <span class=\"nn\">libc<\/span><span class=\"p\">::<\/span><span class=\"nb\">c_double<\/span><span class=\"p\">)<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nn\">libc<\/span><span class=\"p\">::<\/span><span class=\"nb\">c_double<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">unsafe<\/span> <span class=\"p\">{<\/span> <span class=\"nf\">hello<\/span> <span class=\"p\">()<\/span> <span class=\"p\">};<\/span>\r\n    <span class=\"nd\">println!<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"Hello World! [from Rust]\"<\/span><span class=\"p\">);<\/span>\r\n\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">input<\/span> <span class=\"o\">=<\/span> <span class=\"mf\">4.0<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">output<\/span> <span class=\"o\">=<\/span> <span class=\"k\">unsafe<\/span> <span class=\"p\">{<\/span> <span class=\"nf\">double_input<\/span> <span class=\"p\">(<\/span><span class=\"n\">input<\/span><span class=\"p\">)<\/span> <span class=\"p\">};<\/span>\r\n    <span class=\"nd\">println!<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"{} * 2 = {}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">input<\/span><span class=\"p\">,<\/span> <span class=\"n\">output<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">extern<\/span> <span class=\"n\">crate<\/span> <span class=\"n\">cc<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span> <span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nn\">cc<\/span><span class=\"p\">::<\/span><span class=\"nn\">Build<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"c\">\/\/ .cpp(true)  \/\/ in the case of C++ <\/span>\r\n        <span class=\"nf\">.files<\/span> <span class=\"p\">(<\/span><span class=\"nd\">vec!<\/span><span class=\"p\">[<\/span><span class=\"s\">\"src\/hello.c\"<\/span><span class=\"p\">,<\/span><span class=\"s\">\"src\/double.c\"<\/span><span class=\"p\">])<\/span>\r\n        <span class=\"nf\">.compile<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"libfoo.a\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>libc\u30af\u30ec\u30fc\u30c8 \u3067C\u306e\u578b\u3092\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u308c\u3092\u7528\u3044\u308b\u3002<\/p>\n<p>\u8907\u6570\u306eC\u30d5\u30a1\u30a4\u30eb\u3092\u7528\u3044\u308b\u5834\u5408\u306f\u3001 build.rs \u306efile\u3092files \u306b\u5909\u3048\u3066\u5f15\u6570\u3092\u30a4\u30c6\u30ec\u30fc\u30bf\u306b\u3059\u308c\u3070\u3044\u3044\u3089\u3057\u3044\u3002<\/p>\n<h1>MAT\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u308b<\/h1>\n<p>MATLAB C API \u306e\u30b5\u30f3\u30d7\u30eb\u3067\u3042\u308b matlabroot\/extern\/examples\/eng_mat\/matcreat.c \u3092\u4f7f\u3063\u3066MAT\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u3089\u305b\u308b\u3002<br \/>\nmatcreat.c \u3092src\u30d5\u30a9\u30eb\u30c0\u306b\u30b3\u30d4\u30fc\u3057\u3066\u3001main\u95a2\u6570\u3092matcreat\u95a2\u6570\u306b\u540d\u524d\u3092\u5909\u3048\u3066\u304a\u304f\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"k\">extern<\/span> <span class=\"n\">crate<\/span> <span class=\"n\">libc<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">extern<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">matcreat<\/span> <span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nn\">libc<\/span><span class=\"p\">::<\/span><span class=\"nb\">c_int<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">unsafe<\/span> <span class=\"p\">{<\/span> <span class=\"nf\">matcreat<\/span> <span class=\"p\">()<\/span> <span class=\"p\">};<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>matcreat.c\u306fMATLAB\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u547c\u3073\u51fa\u3055\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3001\u305d\u308c\u3092build.rs\u306b\u8ffd\u8a18\u3059\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">extern<\/span> <span class=\"n\">crate<\/span> <span class=\"n\">cc<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span> <span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"cargo:rustc-link-search=native=matlabroot\/bin\/maci64\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"cargo:rustc-link-lib=mx\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"cargo:rustc-link-lib=mat\"<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"nn\">cc<\/span><span class=\"p\">::<\/span><span class=\"nn\">Build<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"c\">\/\/ .cpp(true)  \/\/ in the case of C++ <\/span>\r\n        <span class=\"nf\">.file<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"src\/matcreat.c\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"c\">\/\/        .object (\"matlabroot\/bin\/maci64\/libmx.dylib\")<\/span>\r\n<span class=\"c\">\/\/        .object (\"matlabroot\/bin\/maci64\/libmat.dylib\")<\/span>\r\n        <span class=\"nf\">.include<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"matlabroot\/extern\/include\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">.compile<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"libfoo.a\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u79c1\u306fMac\u3092\u7528\u3044\u3066\u3044\u308b\u306e\u3067maci64\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u8272\u3005\u5165\u3063\u3066\u3044\u308b\u304c\u3001Linux\u3084Windows\u3060\u3068\u5225\u306e\u540d\u524d\u306b\u306a\u308b\u3002<\/p>\n<p>\u9014\u4e2d\u3067\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3055\u308c\u3066\u3044\u308bobject() \u306f\u9759\u7684\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30d1\u30b9\u3092\u5f15\u6570\u306b\u3068\u308b\u3089\u3057\u304f\u3001\u52d5\u7684\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30d1\u30b9\u3092\u6e21\u3057\u305f\u3089warning\u3092\u5410\u304b\u308c\u305f\u3002<\/p>\n<p>\u3053\u308c\u3067\u7121\u4e8bmat\u30d5\u30a1\u30a4\u30eb\u304c\u3055\u308c\u308b\u3002<\/p>\n<h1>\u7d42\u308f\u308a\u306b<\/h1>\n<p>\u3067\u304d\u308c\u3070Rust\u304b\u3089\u76f4\u3067MAT\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u66f8\u304d\u3067\u304d\u308b\u3084\u3064\u304c\u6b32\u3057\u3044\u3002<\/p>\n<h1>\u53c2\u8003\u30b5\u30a4\u30c8<\/h1>\n<p>https:\/\/scrapbox.io\/yuta0801\/Rust%E3%81%A7C%2FC++%E3%81%AE%E9%96%A2%E6%95%B0%E3%82%92%E5%AE%9F%E8%A1%8C%E3%81%99%E3%82%8B<br \/>\n<iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" title=\"rust\u3067C\u3067\u66f8\u3044\u305f\u95a2\u6570\u3092\u547c\u3076 \/ C\u304b\u3089rust\u3067\u66f8\u3044\u305f\u95a2\u6570\u3092\u547c\u3076 - \u7761\u5206\u4e0d\u8db3\" src=\"https:\/\/hatenablog-parts.com\/embed?url=http%3A%2F%2Fmmi.hatenablog.com%2Fentry%2F2017%2F02%2F28%2F213656#?secret=WBhIIjznJj\" data-secret=\"WBhIIjznJj\" scrolling=\"no\" frameborder=\"0\"><\/iframe><br \/>\nhttps:\/\/qiita.com\/kjunichi\/items\/31aef0cf3f4f7fe6dc32<br \/>\nhttps:\/\/teratail.com\/questions\/157950<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5510\u7a81\u3060\u304cMATLAB\u306eMAT\u30d5\u30a1\u30a4\u30eb\u3092Rust\u3067\u4f5c\u308a\u305f\u304f\u306a\u3063\u305f\u3002 python\u3060\u3068scipy.io.savem [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45553","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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