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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 `geom` crate."><meta name="keywords" content="rust, rustlang, rust-lang, geom"><title>geom - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Semibold.ttf.woff2"><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="../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../dark.css" disabled><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../storage.js"></script><script src="../crates.js"></script><script defer src="../main.js"></script>
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</a><h2 class="location"><a href="#">Crate geom</a></h2><div class="sidebar-elems"><div class="block"><ul><li class="version">Version 0.1.0</li><li><a id="all-types" href="all.html">All Items</a></li></div></ul><section><div class="block"><ul><li><a href="#modules">Modules</a></li><li><a href="#structs">Structs</a></li><li><a href="#enums">Enums</a></li><li><a href="#constants">Constants</a></li><li><a href="#traits">Traits</a></li><li><a href="#functions">Functions</a></li></ul></div></section><div id="sidebar-vars" data-name="geom" data-ty="mod" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../geom/index.html"><img class="rust-logo" src="../rust-logo.svg" alt="logo"></a><nav class="sub"><div class="theme-picker hidden"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="22" height="22" alt="Pick another theme!" src="../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
<h1 class="fqn"><span class="in-band">Crate <a class="mod" href="#">geom</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../src/geom/lib.rs.html#1-140">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span></div><h2 id="modules" class="small-section-header"><a href="#modules">Modules</a></h2>
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="mod" href="angle/index.html" title="geom::angle mod">angle</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="bounds/index.html" title="geom::bounds mod">bounds</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="circle/index.html" title="geom::circle mod">circle</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="conversions/index.html" title="geom::conversions mod">conversions</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"><p>Conversions between this crate and <code>geo</code>. Long-term, we should think about directly using <code>geo</code>
or wrapping it, but in the meantime…</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="distance/index.html" title="geom::distance mod">distance</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="duration/index.html" title="geom::duration mod">duration</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="find_closest/index.html" title="geom::find_closest mod">find_closest</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="gps/index.html" title="geom::gps mod">gps</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="line/index.html" title="geom::line mod">line</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="percent/index.html" title="geom::percent mod">percent</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="polygon/index.html" title="geom::polygon mod">polygon</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="polyline/index.html" title="geom::polyline mod">polyline</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="pt/index.html" title="geom::pt mod">pt</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="ring/index.html" title="geom::ring mod">ring</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="speed/index.html" title="geom::speed mod">speed</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="stats/index.html" title="geom::stats mod">stats</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="mod" href="time/index.html" title="geom::time mod">time</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"></div></div></div><h2 id="structs" class="small-section-header"><a href="#structs">Structs</a></h2>
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Angle.html" title="geom::Angle struct">Angle</a></div><div class="item-right docblock-short"><p>An angle, stored in radians.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Bounds.html" title="geom::Bounds struct">Bounds</a></div><div class="item-right docblock-short"><p>Represents a rectangular boundary of <code>Pt2D</code> points.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Circle.html" title="geom::Circle struct">Circle</a></div><div class="item-right docblock-short"><p>A circle, defined by a center and radius.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.CornerRadii.html" title="geom::CornerRadii struct">CornerRadii</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Distance.html" title="geom::Distance struct">Distance</a></div><div class="item-right docblock-short"><p>A distance, in meters. Can be negative.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Duration.html" title="geom::Duration struct">Duration</a></div><div class="item-right docblock-short"><p>A duration, in seconds. Can be negative.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.FindClosest.html" title="geom::FindClosest struct">FindClosest</a></div><div class="item-right docblock-short"><p>A quad-tree to quickly find the closest points to some polylines.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.GPSBounds.html" title="geom::GPSBounds struct">GPSBounds</a></div><div class="item-right docblock-short"><p>Represents a rectangular boundary of <code>LonLat</code> points. After building one of these, <code>LonLat</code>s
can be transformed into <code>Pt2D</code>s, treating the top-left of the boundary as (0, 0), and growing
to the right and down (screen-drawing order, not Cartesian) in meters.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.HashablePt2D.html" title="geom::HashablePt2D struct">HashablePt2D</a></div><div class="item-right docblock-short"><p>This represents world space, NOT LonLat.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Histogram.html" title="geom::Histogram struct">Histogram</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.InfiniteLine.html" title="geom::InfiniteLine struct">InfiniteLine</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Line.html" title="geom::Line struct">Line</a></div><div class="item-right docblock-short"><p>A line segment.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.LonLat.html" title="geom::LonLat struct">LonLat</a></div><div class="item-right docblock-short"><p>Represents a (longitude, latitude) point.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Percent.html" title="geom::Percent struct">Percent</a></div><div class="item-right docblock-short"><p>Most of the time, [0, 1]. But some callers may go outside this range.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.PolyLine.html" title="geom::PolyLine struct">PolyLine</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Polygon.html" title="geom::Polygon struct">Polygon</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Pt2D.html" title="geom::Pt2D struct">Pt2D</a></div><div class="item-right docblock-short"><p>This represents world-space in meters.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Ring.html" title="geom::Ring struct">Ring</a></div><div class="item-right docblock-short"><p>Maybe a misnomer, but like a PolyLine, but closed.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Speed.html" title="geom::Speed struct">Speed</a></div><div class="item-right docblock-short"><p>In meters per second. Can be negative.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Time.html" title="geom::Time struct">Time</a></div><div class="item-right docblock-short"><p>In seconds since midnight. Can’t be negative.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.Triangle.html" title="geom::Triangle struct">Triangle</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.UnitFmt.html" title="geom::UnitFmt struct">UnitFmt</a></div><div class="item-right docblock-short"><p>Specifies how to stringify different geom objects.</p>
</div></div></div><h2 id="enums" class="small-section-header"><a href="#enums">Enums</a></h2>
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="enum" href="enum.ArrowCap.html" title="geom::ArrowCap enum">ArrowCap</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="enum" href="enum.Statistic.html" title="geom::Statistic enum">Statistic</a></div><div class="item-right docblock-short"></div></div></div><h2 id="constants" class="small-section-header"><a href="#constants">Constants</a></h2>
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="constant" href="constant.EPSILON_DIST.html" title="geom::EPSILON_DIST constant">EPSILON_DIST</a></div><div class="item-right docblock-short"></div></div></div><h2 id="traits" class="small-section-header"><a href="#traits">Traits</a></h2>
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="trait" href="trait.HgramValue.html" title="geom::HgramValue trait">HgramValue</a></div><div class="item-right docblock-short"></div></div></div><h2 id="functions" class="small-section-header"><a href="#functions">Functions</a></h2>
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.deserialize_f64.html" title="geom::deserialize_f64 fn">deserialize_f64</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"><p>Deserializes a trimmed <code>f64</code> from an <code>i32</code>.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.serialize_f64.html" title="geom::serialize_f64 fn">serialize_f64</a><span title="Restricted Visibility">&nbsp;🔒</span> </div><div class="item-right docblock-short"><p>Serializes a trimmed <code>f64</code> as an <code>i32</code> to save space.</p>
</div></div><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.trim_f64.html" title="geom::trim_f64 fn">trim_f64</a></div><div class="item-right docblock-short"><p>Reduce the precision of an f64. This helps ensure serialization is idempotent (everything is
exacly the same before and after saving/loading). Ideally we’d use some kind of proper
fixed-precision type instead of f64.</p>
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