<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/home/sangenya/.cargo/registry/src/github.com-1ecc6299db9ec823/ndarray-0.10.14/src/impl_clone.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>impl_clone.rs - source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><script src="../../crates.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
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</pre><pre class="rust">
<span class="comment">// Copyright 2014-2016 bluss and ndarray developers.</span>
<span class="comment">//</span>
<span class="comment">// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or</span>
<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license</span>
<span class="comment">// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your</span>
<span class="comment">// option. This file may not be copied, modified, or distributed</span>
<span class="comment">// except according to those terms.</span>
<span class="kw">use</span> <span class="ident">imp_prelude</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">DataClone</span>;
<span class="kw">impl</span><span class="op"><</span><span class="ident">S</span>: <span class="ident">DataClone</span>, <span class="ident">D</span>: <span class="ident">Clone</span><span class="op">></span> <span class="ident">Clone</span> <span class="kw">for</span> <span class="ident">ArrayBase</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">D</span><span class="op">></span> {
<span class="kw">fn</span> <span class="ident">clone</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">ArrayBase</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">D</span><span class="op">></span> {
<span class="kw">unsafe</span> {
<span class="kw">let</span> (<span class="ident">data</span>, <span class="ident">ptr</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">data</span>.<span class="ident">clone_with_ptr</span>(<span class="self">self</span>.<span class="ident">ptr</span>);
<span class="ident">ArrayBase</span> {
<span class="ident">data</span>: <span class="ident">data</span>,
<span class="ident">ptr</span>: <span class="ident">ptr</span>,
<span class="ident">dim</span>: <span class="self">self</span>.<span class="ident">dim</span>.<span class="ident">clone</span>(),
<span class="ident">strides</span>: <span class="self">self</span>.<span class="ident">strides</span>.<span class="ident">clone</span>(),
}
}
}
<span class="doccomment">/// `Array` implements `.clone_from()` to reuse an array's existing</span>
<span class="doccomment">/// allocation. Semantically equivalent to `*self = other.clone()`, but</span>
<span class="doccomment">/// potentially more efficient.</span>
<span class="kw">fn</span> <span class="ident">clone_from</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="self">Self</span>) {
<span class="kw">unsafe</span> {
<span class="self">self</span>.<span class="ident">ptr</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">data</span>.<span class="ident">clone_from_with_ptr</span>(<span class="kw-2">&</span><span class="ident">other</span>.<span class="ident">data</span>, <span class="ident">other</span>.<span class="ident">ptr</span>);
<span class="self">self</span>.<span class="ident">dim</span>.<span class="ident">clone_from</span>(<span class="kw-2">&</span><span class="ident">other</span>.<span class="ident">dim</span>);
<span class="self">self</span>.<span class="ident">strides</span>.<span class="ident">clone_from</span>(<span class="kw-2">&</span><span class="ident">other</span>.<span class="ident">strides</span>);
}
}
}
<span class="kw">impl</span><span class="op"><</span><span class="ident">S</span>: <span class="ident">DataClone</span> <span class="op">+</span> <span class="ident">Copy</span>, <span class="ident">D</span>: <span class="ident">Copy</span><span class="op">></span> <span class="ident">Copy</span> <span class="kw">for</span> <span class="ident">ArrayBase</span><span class="op"><</span><span class="ident">S</span>, <span class="ident">D</span><span class="op">></span> {}
</pre></div>
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