<!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 `geom/src/stats.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>stats.rs - source</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><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script>
    <noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">&#9776;</button><a class="sidebar-logo" href="../../geom/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div>
        </a><h2 class="location"></h2>
    </nav>
    <nav class="sidebar"><a class="sidebar-logo" href="../../geom/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div>
        </a></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="example-wrap"><pre class="line-numbers"><span id="1">1</span>
<span id="2">2</span>
<span id="3">3</span>
<span id="4">4</span>
<span id="5">5</span>
<span id="6">6</span>
<span id="7">7</span>
<span id="8">8</span>
<span id="9">9</span>
<span id="10">10</span>
<span id="11">11</span>
<span id="12">12</span>
<span id="13">13</span>
<span id="14">14</span>
<span id="15">15</span>
<span id="16">16</span>
<span id="17">17</span>
<span id="18">18</span>
<span id="19">19</span>
<span id="20">20</span>
<span id="21">21</span>
<span id="22">22</span>
<span id="23">23</span>
<span id="24">24</span>
<span id="25">25</span>
<span id="26">26</span>
<span id="27">27</span>
<span id="28">28</span>
<span id="29">29</span>
<span id="30">30</span>
<span id="31">31</span>
<span id="32">32</span>
<span id="33">33</span>
<span id="34">34</span>
<span id="35">35</span>
<span id="36">36</span>
<span id="37">37</span>
<span id="38">38</span>
<span id="39">39</span>
<span id="40">40</span>
<span id="41">41</span>
<span id="42">42</span>
<span id="43">43</span>
<span id="44">44</span>
<span id="45">45</span>
<span id="46">46</span>
<span id="47">47</span>
<span id="48">48</span>
<span id="49">49</span>
<span id="50">50</span>
<span id="51">51</span>
<span id="52">52</span>
<span id="53">53</span>
<span id="54">54</span>
<span id="55">55</span>
<span id="56">56</span>
<span id="57">57</span>
<span id="58">58</span>
<span id="59">59</span>
<span id="60">60</span>
<span id="61">61</span>
<span id="62">62</span>
<span id="63">63</span>
<span id="64">64</span>
<span id="65">65</span>
<span id="66">66</span>
<span id="67">67</span>
<span id="68">68</span>
<span id="69">69</span>
<span id="70">70</span>
<span id="71">71</span>
<span id="72">72</span>
<span id="73">73</span>
<span id="74">74</span>
<span id="75">75</span>
<span id="76">76</span>
<span id="77">77</span>
<span id="78">78</span>
<span id="79">79</span>
<span id="80">80</span>
<span id="81">81</span>
<span id="82">82</span>
<span id="83">83</span>
<span id="84">84</span>
<span id="85">85</span>
<span id="86">86</span>
<span id="87">87</span>
<span id="88">88</span>
<span id="89">89</span>
<span id="90">90</span>
<span id="91">91</span>
<span id="92">92</span>
<span id="93">93</span>
<span id="94">94</span>
<span id="95">95</span>
<span id="96">96</span>
<span id="97">97</span>
<span id="98">98</span>
<span id="99">99</span>
<span id="100">100</span>
<span id="101">101</span>
<span id="102">102</span>
<span id="103">103</span>
<span id="104">104</span>
<span id="105">105</span>
<span id="106">106</span>
<span id="107">107</span>
<span id="108">108</span>
<span id="109">109</span>
<span id="110">110</span>
<span id="111">111</span>
<span id="112">112</span>
<span id="113">113</span>
<span id="114">114</span>
<span id="115">115</span>
<span id="116">116</span>
<span id="117">117</span>
<span id="118">118</span>
<span id="119">119</span>
<span id="120">120</span>
<span id="121">121</span>
<span id="122">122</span>
<span id="123">123</span>
<span id="124">124</span>
<span id="125">125</span>
<span id="126">126</span>
<span id="127">127</span>
<span id="128">128</span>
<span id="129">129</span>
<span id="130">130</span>
<span id="131">131</span>
<span id="132">132</span>
<span id="133">133</span>
<span id="134">134</span>
<span id="135">135</span>
<span id="136">136</span>
<span id="137">137</span>
<span id="138">138</span>
<span id="139">139</span>
<span id="140">140</span>
<span id="141">141</span>
<span id="142">142</span>
<span id="143">143</span>
<span id="144">144</span>
<span id="145">145</span>
<span id="146">146</span>
<span id="147">147</span>
<span id="148">148</span>
<span id="149">149</span>
<span id="150">150</span>
<span id="151">151</span>
<span id="152">152</span>
<span id="153">153</span>
<span id="154">154</span>
<span id="155">155</span>
<span id="156">156</span>
<span id="157">157</span>
<span id="158">158</span>
<span id="159">159</span>
<span id="160">160</span>
<span id="161">161</span>
<span id="162">162</span>
<span id="163">163</span>
<span id="164">164</span>
<span id="165">165</span>
<span id="166">166</span>
<span id="167">167</span>
<span id="168">168</span>
<span id="169">169</span>
<span id="170">170</span>
<span id="171">171</span>
<span id="172">172</span>
<span id="173">173</span>
<span id="174">174</span>
<span id="175">175</span>
<span id="176">176</span>
<span id="177">177</span>
<span id="178">178</span>
<span id="179">179</span>
<span id="180">180</span>
<span id="181">181</span>
<span id="182">182</span>
<span id="183">183</span>
<span id="184">184</span>
<span id="185">185</span>
<span id="186">186</span>
<span id="187">187</span>
<span id="188">188</span>
<span id="189">189</span>
<span id="190">190</span>
<span id="191">191</span>
<span id="192">192</span>
<span id="193">193</span>
<span id="194">194</span>
<span id="195">195</span>
<span id="196">196</span>
<span id="197">197</span>
<span id="198">198</span>
<span id="199">199</span>
<span id="200">200</span>
</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident">std::convert::TryFrom</span>;

<span class="kw">use</span> <span class="ident">serde</span>::{<span class="ident">Deserialize</span>, <span class="ident">Serialize</span>};

<span class="kw">use</span> <span class="kw">crate</span>::{<span class="ident">Distance</span>, <span class="ident">Duration</span>};

<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Copy</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">PartialOrd</span>, <span class="ident">Ord</span>, <span class="ident">Serialize</span>, <span class="ident">Deserialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Statistic</span> {
    <span class="ident">Min</span>,
    <span class="ident">Mean</span>,
    <span class="ident">P50</span>,
    <span class="ident">P90</span>,
    <span class="ident">P99</span>,
    <span class="ident">Max</span>,
}

<span class="kw">impl</span> <span class="ident">Statistic</span> {
    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">all</span>() -&gt; <span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">Statistic</span><span class="op">&gt;</span> {
        <span class="macro">vec!</span>[
            <span class="ident">Statistic::Min</span>,
            <span class="ident">Statistic::Mean</span>,
            <span class="ident">Statistic::P50</span>,
            <span class="ident">Statistic::P90</span>,
            <span class="ident">Statistic::P99</span>,
            <span class="ident">Statistic::Max</span>,
        ]
    }
}

<span class="kw">impl</span> <span class="ident">std::fmt::Display</span> <span class="kw">for</span> <span class="ident">Statistic</span> {
    <span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&amp;mut</span> <span class="ident">std::fmt::Formatter</span>) -&gt; <span class="ident">std::fmt::Result</span> {
        <span class="kw">match</span> <span class="self">self</span> {
            <span class="ident">Statistic::Min</span> =&gt; <span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">&quot;minimum&quot;</span>),
            <span class="ident">Statistic::Mean</span> =&gt; <span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">&quot;mean&quot;</span>),
            <span class="ident">Statistic::P50</span> =&gt; <span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">&quot;50%ile&quot;</span>),
            <span class="ident">Statistic::P90</span> =&gt; <span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">&quot;90%ile&quot;</span>),
            <span class="ident">Statistic::P99</span> =&gt; <span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">&quot;99%ile&quot;</span>),
            <span class="ident">Statistic::Max</span> =&gt; <span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">&quot;maximum&quot;</span>),
        }
    }
}

<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span>: <span class="ident">Copy</span> <span class="op">+</span> <span class="ident">std::cmp::Ord</span> <span class="op">+</span> <span class="ident">std::fmt::Display</span> {
    <span class="comment">// TODO Weird name because I can&#39;t figure out associated type mess in FanChart</span>
    <span class="kw">fn</span> <span class="ident">hgram_zero</span>() -&gt; <span class="ident">T</span>;
    <span class="kw">fn</span> <span class="ident">to_u64</span>(<span class="self">self</span>) -&gt; <span class="ident">u64</span>;
    <span class="kw">fn</span> <span class="ident">from_u64</span>(<span class="ident">x</span>: <span class="ident">u64</span>) -&gt; <span class="ident">T</span>;
}

<span class="kw">impl</span> <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">Duration</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">Duration</span> {
    <span class="kw">fn</span> <span class="ident">hgram_zero</span>() -&gt; <span class="ident">Duration</span> {
        <span class="ident">Duration::ZERO</span>
    }
    <span class="kw">fn</span> <span class="ident">to_u64</span>(<span class="self">self</span>) -&gt; <span class="ident">u64</span> {
        <span class="self">self</span>.<span class="ident">to_u64</span>()
    }
    <span class="kw">fn</span> <span class="ident">from_u64</span>(<span class="ident">x</span>: <span class="ident">u64</span>) -&gt; <span class="ident">Duration</span> {
        <span class="ident">Duration::from_u64</span>(<span class="ident">x</span>)
    }
}

<span class="kw">impl</span> <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">Distance</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">Distance</span> {
    <span class="kw">fn</span> <span class="ident">hgram_zero</span>() -&gt; <span class="ident">Distance</span> {
        <span class="ident">Distance::ZERO</span>
    }
    <span class="kw">fn</span> <span class="ident">to_u64</span>(<span class="self">self</span>) -&gt; <span class="ident">u64</span> {
        <span class="self">self</span>.<span class="ident">to_u64</span>()
    }
    <span class="kw">fn</span> <span class="ident">from_u64</span>(<span class="ident">x</span>: <span class="ident">u64</span>) -&gt; <span class="ident">Distance</span> {
        <span class="ident">Distance::from_u64</span>(<span class="ident">x</span>)
    }
}

<span class="kw">impl</span> <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">u16</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">u16</span> {
    <span class="kw">fn</span> <span class="ident">hgram_zero</span>() -&gt; <span class="ident">u16</span> {
        <span class="number">0</span>
    }
    <span class="kw">fn</span> <span class="ident">to_u64</span>(<span class="self">self</span>) -&gt; <span class="ident">u64</span> {
        <span class="self">self</span> <span class="kw">as</span> <span class="ident">u64</span>
    }
    <span class="kw">fn</span> <span class="ident">from_u64</span>(<span class="ident">x</span>: <span class="ident">u64</span>) -&gt; <span class="ident">u16</span> {
        <span class="ident">u16::try_from</span>(<span class="ident">x</span>).<span class="ident">unwrap</span>()
    }
}

<span class="kw">impl</span> <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> <span class="kw">for</span> <span class="ident">usize</span> {
    <span class="kw">fn</span> <span class="ident">hgram_zero</span>() -&gt; <span class="ident">usize</span> {
        <span class="number">0</span>
    }
    <span class="kw">fn</span> <span class="ident">to_u64</span>(<span class="self">self</span>) -&gt; <span class="ident">u64</span> {
        <span class="self">self</span> <span class="kw">as</span> <span class="ident">u64</span>
    }
    <span class="kw">fn</span> <span class="ident">from_u64</span>(<span class="ident">x</span>: <span class="ident">u64</span>) -&gt; <span class="ident">usize</span> {
        <span class="ident">x</span> <span class="kw">as</span> <span class="ident">usize</span>
    }
}

<span class="comment">// TODO Maybe consider having a type-safe NonEmptyHistogram.</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Histogram</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span><span class="op">&gt;</span> {
    <span class="ident">count</span>: <span class="ident">usize</span>,
    <span class="ident">histogram</span>: <span class="ident">histogram::Histogram</span>,
    <span class="ident">min</span>: <span class="ident">T</span>,
    <span class="ident">max</span>: <span class="ident">T</span>,
}

<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span><span class="op">&gt;</span> <span class="ident">Default</span> <span class="kw">for</span> <span class="ident">Histogram</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span> {
    <span class="kw">fn</span> <span class="ident">default</span>() -&gt; <span class="ident">Histogram</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span> {
        <span class="ident">Histogram</span> {
            <span class="ident">count</span>: <span class="number">0</span>,
            <span class="ident">histogram</span>: <span class="ident">Default::default</span>(),
            <span class="ident">min</span>: <span class="ident">T::hgram_zero</span>(),
            <span class="ident">max</span>: <span class="ident">T::hgram_zero</span>(),
        }
    }
}

<span class="kw">impl</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">HgramValue</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span><span class="op">&gt;</span> <span class="ident">Histogram</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span> {
    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>() -&gt; <span class="ident">Histogram</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span> {
        <span class="ident">Default::default</span>()
    }

    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">add</span>(<span class="kw-2">&amp;mut</span> <span class="self">self</span>, <span class="ident">x</span>: <span class="ident">T</span>) {
        <span class="kw">if</span> <span class="self">self</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
            <span class="self">self</span>.<span class="ident">min</span> <span class="op">=</span> <span class="ident">x</span>;
            <span class="self">self</span>.<span class="ident">max</span> <span class="op">=</span> <span class="ident">x</span>;
        } <span class="kw">else</span> {
            <span class="self">self</span>.<span class="ident">min</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">min</span>.<span class="ident">min</span>(<span class="ident">x</span>);
            <span class="self">self</span>.<span class="ident">max</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">max</span>.<span class="ident">max</span>(<span class="ident">x</span>);
        }
        <span class="self">self</span>.<span class="ident">count</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>;
        <span class="self">self</span>.<span class="ident">histogram</span>
            .<span class="ident">increment</span>(<span class="ident">x</span>.<span class="ident">to_u64</span>())
            .<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">err</span><span class="op">|</span> <span class="macro">format!</span>(<span class="string">&quot;Can&#39;t add {}: {}&quot;</span>, <span class="ident">x</span>, <span class="ident">err</span>))
            .<span class="ident">unwrap</span>();
    }

    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">remove</span>(<span class="kw-2">&amp;mut</span> <span class="self">self</span>, <span class="ident">x</span>: <span class="ident">T</span>) {
        <span class="comment">// TODO This doesn&#39;t update min/max! Why are we tracking that ourselves? Do we not trust</span>
        <span class="comment">// the lossiness of the underlying histogram?</span>
        <span class="self">self</span>.<span class="ident">count</span> <span class="op">-</span><span class="op">=</span> <span class="number">1</span>;
        <span class="self">self</span>.<span class="ident">histogram</span>
            .<span class="ident">decrement</span>(<span class="ident">x</span>.<span class="ident">to_u64</span>())
            .<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">err</span><span class="op">|</span> <span class="macro">format!</span>(<span class="string">&quot;Can&#39;t remove {}: {}&quot;</span>, <span class="ident">x</span>, <span class="ident">err</span>))
            .<span class="ident">unwrap</span>();
    }

    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">describe</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="ident">String</span> {
        <span class="kw">if</span> <span class="self">self</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
            <span class="kw">return</span> <span class="string">&quot;no data yet&quot;</span>.<span class="ident">to_string</span>();
        }

        <span class="macro">format!</span>(
            <span class="string">&quot;{} count, 50%ile {}, 90%ile {}, 99%ile {}, min {}, mean {}, max {}&quot;</span>,
            <span class="ident">abstutil::prettyprint_usize</span>(<span class="self">self</span>.<span class="ident">count</span>),
            <span class="self">self</span>.<span class="ident">select</span>(<span class="ident">Statistic::P50</span>).<span class="ident">unwrap</span>(),
            <span class="self">self</span>.<span class="ident">select</span>(<span class="ident">Statistic::P90</span>).<span class="ident">unwrap</span>(),
            <span class="self">self</span>.<span class="ident">select</span>(<span class="ident">Statistic::P99</span>).<span class="ident">unwrap</span>(),
            <span class="self">self</span>.<span class="ident">select</span>(<span class="ident">Statistic::Min</span>).<span class="ident">unwrap</span>(),
            <span class="self">self</span>.<span class="ident">select</span>(<span class="ident">Statistic::Mean</span>).<span class="ident">unwrap</span>(),
            <span class="self">self</span>.<span class="ident">select</span>(<span class="ident">Statistic::Max</span>).<span class="ident">unwrap</span>(),
        )
    }

    <span class="doccomment">/// None if empty</span>
    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">percentile</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">p</span>: <span class="ident">f64</span>) -&gt; <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span> {
        <span class="kw">if</span> <span class="self">self</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
            <span class="kw">return</span> <span class="prelude-val">None</span>;
        }
        <span class="prelude-val">Some</span>(<span class="ident">T::from_u64</span>(<span class="self">self</span>.<span class="ident">histogram</span>.<span class="ident">percentile</span>(<span class="ident">p</span>).<span class="ident">unwrap</span>()))
    }

    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">select</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">stat</span>: <span class="ident">Statistic</span>) -&gt; <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span> {
        <span class="kw">if</span> <span class="self">self</span>.<span class="ident">count</span> <span class="op">==</span> <span class="number">0</span> {
            <span class="kw">return</span> <span class="prelude-val">None</span>;
        }
        <span class="kw">let</span> <span class="ident">raw</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">stat</span> {
            <span class="ident">Statistic::P50</span> =&gt; <span class="self">self</span>.<span class="ident">histogram</span>.<span class="ident">percentile</span>(<span class="number">50.0</span>).<span class="ident">unwrap</span>(),
            <span class="ident">Statistic::P90</span> =&gt; <span class="self">self</span>.<span class="ident">histogram</span>.<span class="ident">percentile</span>(<span class="number">90.0</span>).<span class="ident">unwrap</span>(),
            <span class="ident">Statistic::P99</span> =&gt; <span class="self">self</span>.<span class="ident">histogram</span>.<span class="ident">percentile</span>(<span class="number">99.0</span>).<span class="ident">unwrap</span>(),
            <span class="ident">Statistic::Min</span> =&gt; {
                <span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="ident">min</span>);
            }
            <span class="ident">Statistic::Mean</span> =&gt; <span class="self">self</span>.<span class="ident">histogram</span>.<span class="ident">mean</span>().<span class="ident">unwrap</span>(),
            <span class="ident">Statistic::Max</span> =&gt; {
                <span class="kw">return</span> <span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="ident">max</span>);
            }
        };
        <span class="prelude-val">Some</span>(<span class="ident">T::from_u64</span>(<span class="ident">raw</span>))
    }

    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">count</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="ident">usize</span> {
        <span class="self">self</span>.<span class="ident">count</span>
    }

    <span class="doccomment">/// Could implement PartialEq, but be a bit more clear how approximate this is</span>
    <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">seems_eq</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&amp;</span><span class="ident">Histogram</span><span class="op">&lt;</span><span class="ident">T</span><span class="op">&gt;</span>) -&gt; <span class="ident">bool</span> {
        <span class="self">self</span>.<span class="ident">describe</span>() <span class="op">==</span> <span class="ident">other</span>.<span class="ident">describe</span>()
    }
}
</code></pre></div>
</section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="geom" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.62.1 (e092d0b6b 2022-07-16)" ></div>
</body></html>