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<!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="API documentation for the Rust `pathfind` mod in crate `map_model`."><meta name="keywords" content="rust, rustlang, rust-lang, pathfind"><title>map_model::pathfind - Rust</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><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
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<link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc mod"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../../map_model/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a><p class="location">Module pathfind</p><div class="sidebar-elems"><div class="block items"><ul><li><a href="#reexports">Re-exports</a></li><li><a href="#modules">Modules</a></li><li><a href="#structs">Structs</a></li><li><a href="#enums">Enums</a></li><li><a href="#functions">Functions</a></li></ul></div><p class="location"><a href="../index.html">map_model</a></p><div id="sidebar-vars" data-name="pathfind" data-ty="mod" data-relpath="../"></div><script defer src="../sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><button type="button" class="help-button">?</button>
<a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Module <a href="../index.html">map_model</a>::<wbr><a class="mod" href="">pathfind</a></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../../src/map_model/pathfind/mod.rs.html#1-149" title="goto source code">[src]</a></span></h1><div class="docblock"><p>Everything related to pathfinding through a map for different types of agents.</p>
</div><h2 id="reexports" class="section-header"><a href="#reexports">Re-exports</a></h2>
<table><tr><td><code>pub use self::ch::<a class="struct" href="../../map_model/pathfind/ch/struct.ContractionHierarchyPathfinder.html" title="struct map_model::pathfind::ch::ContractionHierarchyPathfinder">ContractionHierarchyPathfinder</a>;</code></td></tr><tr><td><code>pub use self::dijkstra::<a class="fn" href="../../map_model/pathfind/dijkstra/fn.build_graph_for_pedestrians.html" title="fn map_model::pathfind::dijkstra::build_graph_for_pedestrians">build_graph_for_pedestrians</a>;</code></td></tr><tr><td><code>pub use self::dijkstra::<a class="fn" href="../../map_model/pathfind/dijkstra/fn.build_graph_for_vehicles.html" title="fn map_model::pathfind::dijkstra::build_graph_for_vehicles">build_graph_for_vehicles</a>;</code></td></tr><tr><td><code>pub use self::pathfinder::<a class="enum" href="../../map_model/pathfind/pathfinder/enum.Pathfinder.html" title="enum map_model::pathfind::pathfinder::Pathfinder">Pathfinder</a>;</code></td></tr><tr><td><code>pub use self::v1::<a class="struct" href="../../map_model/pathfind/v1/struct.Path.html" title="struct map_model::pathfind::v1::Path">Path</a>;</code></td></tr><tr><td><code>pub use self::v1::<a class="struct" href="../../map_model/pathfind/v1/struct.PathRequest.html" title="struct map_model::pathfind::v1::PathRequest">PathRequest</a>;</code></td></tr><tr><td><code>pub use self::v1::<a class="enum" href="../../map_model/pathfind/v1/enum.PathStep.html" title="enum map_model::pathfind::v1::PathStep">PathStep</a>;</code></td></tr><tr><td><code>pub use self::v2::<a class="enum" href="../../map_model/pathfind/v2/enum.PathStepV2.html" title="enum map_model::pathfind::v2::PathStepV2">PathStepV2</a>;</code></td></tr><tr><td><code>pub use self::v2::<a class="struct" href="../../map_model/pathfind/v2/struct.PathV2.html" title="struct map_model::pathfind::v2::PathV2">PathV2</a>;</code></td></tr><tr><td><code>pub use self::vehicles::<a class="fn" href="../../map_model/connectivity/fn.vehicle_cost.html" title="fn map_model::connectivity::vehicle_cost">vehicle_cost</a>;</code></td></tr><tr><td><code>pub use self::walking::<a class="enum" href="../../map_model/connectivity/enum.WalkingNode.html" title="enum map_model::connectivity::WalkingNode">WalkingNode</a>;</code></td></tr></table><h2 id="modules" class="section-header"><a href="#modules">Modules</a></h2>
<table><tr class="module-item"><td><a class="mod" href="ch/index.html" title="map_model::pathfind::ch mod">ch</a></td><td class="docblock-short"><p>Uses https://github.com/easbar/fast_paths. Slower creation during map importing, but very fast
queries.</p>
</td></tr><tr class="module-item"><td><a class="mod" href="dijkstra/index.html" title="map_model::pathfind::dijkstra mod">dijkstra</a></td><td class="docblock-short"><p>Pathfinding without needing to build a separate contraction hierarchy.</p>
</td></tr><tr class="module-item"><td><a class="mod" href="node_map/index.html" title="map_model::pathfind::node_map mod">node_map</a></td><td class="docblock-short"><p>Some helpers for working with fast_paths.</p>
</td></tr><tr class="module-item"><td><a class="mod" href="pathfinder/index.html" title="map_model::pathfind::pathfinder mod">pathfinder</a></td><td class="docblock-short"></td></tr><tr class="module-item"><td><a class="mod" href="uber_turns/index.html" title="map_model::pathfind::uber_turns mod">uber_turns</a></td><td class="docblock-short"><p>To deal with complicated intersections and short roads in OSM, cluster intersections close
together and then calculate UberTurns that string together several turns.</p>
</td></tr><tr class="module-item"><td><a class="mod" href="v1/index.html" title="map_model::pathfind::v1 mod">v1</a></td><td class="docblock-short"></td></tr><tr class="module-item"><td><a class="mod" href="v2/index.html" title="map_model::pathfind::v2 mod">v2</a></td><td class="docblock-short"><p>Structures related to the new road-based pathfinding
(https://github.com/a-b-street/abstreet/issues/555) live here. When the transition is done,
things here will probably move into pathfind/mod.rs.</p>
</td></tr><tr class="module-item"><td><a class="mod" href="vehicles/index.html" title="map_model::pathfind::vehicles mod">vehicles</a></td><td class="docblock-short"><p>Pathfinding for cars, bikes, buses, and trains using contraction hierarchies</p>
</td></tr><tr class="module-item"><td><a class="mod" href="walking/index.html" title="map_model::pathfind::walking mod">walking</a></td><td class="docblock-short"><p>Pathfinding for pedestrians using contraction hierarchies, as well as figuring out if somebody
should use public transit.</p>
</td></tr></table><h2 id="structs" class="section-header"><a href="#structs">Structs</a></h2>
<table><tr class="module-item"><td><a class="struct" href="struct.RoutingParams.html" title="map_model::pathfind::RoutingParams struct">RoutingParams</a></td><td class="docblock-short"><p>Tuneable parameters for all types of routing.</p>
</td></tr></table><h2 id="enums" class="section-header"><a href="#enums">Enums</a></h2>
<table><tr class="module-item"><td><a class="enum" href="enum.PathConstraints.html" title="map_model::pathfind::PathConstraints enum">PathConstraints</a></td><td class="docblock-short"><p>Who's asking for a path?</p>
</td></tr></table><h2 id="functions" class="section-header"><a href="#functions">Functions</a></h2>
<table><tr class="module-item"><td><a class="fn" href="fn.zone_cost.html" title="map_model::pathfind::zone_cost fn">zone_cost</a></td><td class="docblock-short"><p>Heavily penalize crossing into an access-restricted zone that doesn't allow this mode.</p>
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