<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="API documentation for the Rust `Queue` struct in crate `sim`."><metaname="keywords"content="rust, rustlang, rust-lang, Queue"><title>sim::mechanics::queue::Queue - Rust</title><linkrel="stylesheet"type="text/css"href="../../../normalize.css"><linkrel="stylesheet"type="text/css"href="../../../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../../../light.css"id="themeStyle"><linkrel="stylesheet"type="text/css"href="../../../dark.css"disabled><linkrel="stylesheet"type="text/css"href="../../../ayu.css"disabled><scriptsrc="../../../storage.js"></script><noscript><linkrel="stylesheet"href="../../../noscript.css"></noscript><linkrel="shortcut icon"href="../../../favicon.ico"><styletype="text/css">#crate-search{background-image:url("../../../down-arrow.svg");}</style></head><bodyclass="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="sidebar"><divclass="sidebar-menu">☰</div><ahref='../../../sim/index.html'><divclass='logo-container rust-logo'><imgsrc='../../../rust-logo.png'alt='logo'></div></a><pclass='location'>Struct Queue</p><divclass="sidebar-elems"><divclass="block items"><aclass="sidebar-title"href="#fields">Fields</a><divclass="sidebar-links"><ahref="#structfield.cars">cars</a><ahref="#structfield.geom_len">geom_len</a><ahref="#structfield.id">id</a><ahref="#structfield.laggy_head">laggy_head</a><ahref="#structfield.reserved_length">reserved_length</a></div><aclass="sidebar-title"href="#implementations">Methods</a><divclass="sidebar-links"><ahref="#method.free_reserved_space">free_reserved_space</a><ahref="#method.get_car_positions">get_car_positions</a><ahref="#method.get_idx_to_insert_car">get_idx_to_insert_car</a><ahref="#method.inner_get_car_positions">inner_get_car_positions</a><ahref="#method.new">new</a><ahref="#method.room_for_car">room_for_car</a><ahref="#method.target_lane_penalty">target_lane_penalty</a><ahref="#method.try_to_reserve_entry">try_to_reserve_entry</a></div><aclass="sidebar-title"href="#trait-implementations">Trait Implementations</a><divclass="sidebar-links"><ahref="#impl-Clone">Clone</a><ahref="#impl-Deserialize%3C%27de%3E">Deserialize<'de></a><ahref="#impl-Serialize">Serialize</a></div><aclass="sidebar-title"href="#synthetic-implementations">Auto Trait Implementations</a><divclass="sidebar-links"><ahref="#impl-RefUnwindSafe">RefUnwindSafe</a><ahref="#impl-Send">Send</a><ahref="#impl-Sync">Sync</a><ahref="#impl-Unpin">Unpin</a><ahref="#impl-UnwindSafe">UnwindSafe</a></div><aclass="sidebar-title"href="#blanket-implementations">Blanket Implementations</a><divclass="sidebar-links"><ahref="#impl-Any">Any</a><ahref="#impl-Borrow%3CT%3E">Borrow<T></a><ahref="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><ahref="#impl-DeserializeOwned">DeserializeOwned</a><ahref="#impl-Downcast">Downcast</a><ahref="#impl-DowncastSync">DowncastSync</a><ahref="#impl-From%3CT%3E">From<T></a><ahref="#impl-Into%3CU%3E">Into<U></a><ahref="#impl-ToOwned">ToOwned</a><ahref="#impl-TryFrom%3CU%3E">TryFrom<U></a><ahref="#impl-TryInto%3CU%3E">TryInto<U></a><ahref="#impl-VZip%3CV%3E">VZip<V></a></div></div><pclass='location'><ahref='../../index.html'>sim</a>::<wbr><ahref='../index.html'>mechanics</a>::<wbr><ahref='index.html'>queue</a></p><script>window.sidebarCurrent={name:'Queue',ty:'struct',relpath:''};</script><scriptdefersrc="sidebar-items.js"></script></div></nav><divclass="theme-picker"><buttonid="theme-picker"aria-label="Pick another theme!"><imgsrc="../../../brush.svg"width="18"alt="Pick another theme!"></button><divid="theme-choices"></div></div><scriptsrc="../../../theme.js"></script><navclass="sub"><formclass="search-form"><d
Fields<ahref='#fields'class='anchor'></a></h2><spanid="structfield.id"class="structfield small-section-header"><ahref="#structfield.id"class="anchor field"></a><code>id: <aclass="enum"href="../../../map_model/traversable/enum.Traversable.html"title="enum map_model::traversable::Traversable">Traversable</a></code></span><spanid="structfield.cars"class="structfield small-section-header"><ahref="#structfield.cars"class="anchor field"></a><code>cars: <aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/collections/vec_deque/struct.VecDeque.html"title="struct alloc::collections::vec_deque::VecDeque">VecDeque</a><<aclass="struct"href="../../../sim/struct.CarID.html"title="struct sim::CarID">CarID</a>></code></span><spanid="structfield.laggy_head"class="structfield small-section-header"><ahref="#structfield.laggy_head"class="anchor field"></a><code>laggy_head: <aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><<aclass="struct"href="../../../sim/struct.CarID.html"title="struct sim::CarID">CarID</a>></code></span><divclass='docblock'><p>This car's back is still partly in this queue.</p>
</div><spanid="structfield.geom_len"class="structfield small-section-header"><ahref="#structfield.geom_len"class="anchor field"></a><code>geom_len: <aclass="struct"href="../../../geom/distance/struct.Distance.html"title="struct geom::distance::Distance">Distance</a></code></span><spanid="structfield.reserved_length"class="structfield small-section-header"><ahref="#structfield.reserved_length"class="anchor field"></a><code>reserved_length: <aclass="struct"href="../../../geom/distance/struct.Distance.html"title="struct geom::distance::Distance">Distance</a></code></span><divclass='docblock'><p>When a car's turn is accepted, reserve the vehicle length + FOLLOWING_DISTANCE for the
target lane. When the car completely leaves (stops being the laggy_head), free up that
space. To prevent blocking the box for possibly scary amounts of time, allocate some of
this length first. This is unused for turns themselves. This value can exceed geom_len
(for the edge case of ONE long car on a short queue).</p>
</div></div><h3id='impl-Deserialize%3C%27de%3E'class='impl'><codeclass='in-band'>impl<'de><aclass="trait"href="https://docs.rs/serde/1.0.116/serde/de/trait.Deserialize.html"title="trait serde::de::Deserialize">Deserialize</a><'de> for <aclass="struct"href="../../../sim/mechanics/queue/struct.Queue.html"title="struct sim::mechanics::queue::Queue">Queue</a></code><ahref='#impl-Deserialize%3C%27de%3E'class='anchor'></a><aclass='srclink'href='../../../src/sim/mechanics/queue.rs.html#14'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.deserialize'class="method hidden"><code>fn <ahref='https://docs.rs/serde/1.0.116/serde/de/trait.Deserialize.html#tymethod.deserialize'class='fnname'>deserialize</a><__D>(__deserializer: __D) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><Self, __D::<aclass="type"href="https://docs.rs/serde/1.0.116/serde/de/trait.Deserializer.html#associatedtype.Error"title="type serde::de::Deserializer::Error">Error</a>><spanclass="where fmt-newline">where<br> __D: <aclass="trait"href="https://docs.rs/serde/1.0.116/serde/de/trait.Deserializer.html"title="trait serde::de::Deserializer">Deserializer</a><'de>, </span></code><aclass='srclink'href='../../../src/sim/mechanics/queue.rs.html#14'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Deserialize this value from the given Serde deserializer. <ahref="https://docs.rs/serde/1.0.116/serde/de/trait.Deserialize.html#tymethod.deserialize">Read more</a></p>
</div></div><h3id='impl-Serialize'class='impl'><codeclass='in-band'>impl <aclass="trait"href="https://docs.rs/serde/1.0.116/serde/ser/trait.Serialize.html"title="trait serde::ser::Serialize">Serialize</a> for <aclass="struct"href="../../../sim/mechanics/queue/struct.Queue.html"title="struct sim::mechanics::queue::Queue">Queue</a></code><ahref='#impl-Serialize'class='anchor'></a><aclass='srclink'href='../../../src/sim/mechanics/queue.rs.html#14'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.serialize'class="method hidden"><code>fn <ahref='https://docs.rs/serde/1.0.116/serde/ser/trait.Serialize.html#tymethod.serialize'class='fnname'>serialize</a><__S>(&self, __serializer: __S) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><__S::<aclass="type"href="https://docs.rs/serde/1.0.116/serde/ser/trait.Serializer.html#associatedtype.Ok"title="type serde::ser::Serializer::Ok">Ok</a>, __S::<aclass="type"href="https://docs.rs/serde/1.0.116/serde/ser/trait.Serializer.html#associatedtype.Error"title="type serde::ser::Serializer::Error">Error</a>><spanclass="where fmt-newline">where<br> __S: <aclass="trait"href="https://docs.rs/serde/1.0.116/serde/ser/trait.Serializer.html"title="trait serde::ser::Serializer">Serializer</a>, </span></code><aclass='srclink'href='../../../src/sim/mechanics/queue.rs.html#14'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Serialize this value into the given Serde serializer. <ahref="https://docs.rs/serde/1.0.116/serde/ser/trait.Serialize.html#tymethod.serialize">Read more</a></p>
</div></div><h3id='impl-DeserializeOwned'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://docs.rs/serde/1.0.116/serde/de/trait.DeserializeOwned.html"title="trait serde::de::DeserializeOwned">DeserializeOwned</a> for T <spanclass="where fmt-newline">where<br> T: for<'de><aclass="trait"href="https://docs.rs/serde/1.0.116/serde/de/trait.Deserialize.html"title="trait serde::de::Deserialize">Deserialize</a><'de>, </span></code><ahref='#impl-DeserializeOwned'class='anchor'></a><aclass='srclink'href='https://docs.rs/serde/1.0.116/src/serde/de/mod.rs.html#604'title='goto source code'>[src]</a></h3><divclass='impl-items'></div><h3id='impl-Downcast'class='impl'><codeclass='in-band'>impl<T> Downcast for T <spanclass="where fmt-newline">where<br> T: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a>, </span></code><ahref='#impl-Downcast'class='anchor'></a></h3><divclass='impl-items'><h4id='method.into_any'class="method hidden"><code>fn <ahref='#method.into_any'class='fnname'>into_any</a>(self: <aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html"title="struct alloc::boxed::Box">Box</a><T>) -><aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html"title="struct alloc::boxed::Box">Box</a><dyn <aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a> + 'static></code></h4><divclass='docblock hidden'><p>Convert <code>Box<dyn Trait></code> (where <code>Trait: Downcast</code>) to <code>Box<dyn Any></code>. <code>Box<dyn Any></code> can then be further <code>downcast</code> into <code>Box<ConcreteType></code> where <code>ConcreteType</code> implements <code>Trait</code>. <ahref="#tymethod.into_any">Read more</a></p>
</div><h4id='method.into_any_rc'class="method hidden"><code>fn <ahref='#method.into_any_rc'class='fnname'>into_any_rc</a>(self: <aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/rc/struct.Rc.html"title="struct alloc::rc::Rc">Rc</a><T>) -><aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/rc/struct.Rc.html"title="struct alloc::rc::Rc">Rc</a><dyn <aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a> + 'static></code></h4><divclass='docblock hidden'><p>Convert <code>Rc<Trait></code> (where <code>Trait: Downcast</code>) to <code>Rc<Any></code>. <code>Rc<Any></code> can then be further <code>downcast</code> into <code>Rc<ConcreteType></code> where <code>ConcreteType</code> implements <code>Trait</code>. <ahref="#tymethod.into_any_rc">Read more</a></p>
</div><h4id='method.as_any'class="method hidden"><code>fn <ahref='#method.as_any'class='fnname'>as_any</a>(&self) ->&(dyn <aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a> + 'static)</code></h4><divclass='docblock hidden'><p>Convert <code>&Trait</code> (where <code>Trait: Downcast</code>) to <code>&Any</code>. This is needed since Rust cannot generate <code>&Any</code>'s vtable from <code>&Trait</code>'s. <ahref="#tymethod.as_any">Read more</a></p>
</div><h4id='method.as_any_mut'class="method hidden"><code>fn <ahref='#method.as_any_mut'class='fnname'>as_any_mut</a>(&mut self) ->&mut (dyn <aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a> + 'static)</code></h4><divclass='docblock hidden'><p>Convert <code>&mut Trait</code> (where <code>Trait: Downcast</code>) to <code>&Any</code>. This is needed since Rust cannot generate <code>&mut Any</code>'s vtable from <code>&mut Trait</code>'s. <ahref="#tymethod.as_any_mut">Read more</a></p>
</div></div><h3id='impl-ToOwned'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html"title="trait alloc::borrow::ToOwned">ToOwned</a> for T <spanclass="where fmt-newline">where<br> T: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html"title="trait core::clone::Clone">Clone</a>, </span></code><ahref='#impl-ToOwned'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#80-92'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Owned'class="type"><code>type <ahref='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#associatedtype.Owned'class="type">Owned</a> = T</code></h4><divclass='docblock'><p>The resulting type after obtaining ownership.</p>
</div><h4id='method.to_owned'class="method hidden"><code>fn <ahref='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned'class='fnname'>to_owned</a>(&self) -> T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#85-87'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <ahref="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
</div><h4id='method.clone_into'class="method hidden"><code>fn <ahref='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into'class='fnname'>clone_into</a>(&self, target: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T)</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#89-91'title='goto source code'>[src]</a></h4><divclass='stability hidden'><divclass='stab unstable'><details><summary><spanclass='emoji'>🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</summary><p>recently added</p>
</details></div></div><divclass='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <ahref="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
</div></div><h3id='impl-TryFrom%3CU%3E'class='impl'><codeclass='in-band'>impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html"title="trait core::convert::Into">Into</a><T>, </span></code><ahref='#impl-TryFrom%3CU%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#607-616'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Error'class="type"><code>type <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error'class="type">Error</a> = <aclass="enum"href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html"title="enum core::convert::Infallible">Infallible</a></code></h4><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4id='method.try_from'class="method hidden"><code>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from'class='fnname'>try_from</a>(value: U) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><T, <T as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#613-615'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3id='impl-TryInto%3CU%3E'class='impl'><codeclass='in-band'>impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html"title="trait core::convert::TryInto">TryInto</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>, </span></code><ahref='#impl-TryInto%3CU%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#593-602'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Error-1'class="type"><code>type <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error'class="type">Error</a> = <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a></code></h4><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4id='method.try_into'class="method hidden"><code>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into'class='fnname'>try_into</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><U, <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#599-601'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>