<!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 `game/src/ungap/predict.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>predict.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><script defer src="../../../main.js"></script><script defer src="../../../source-script.js"></script><script defer 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id="473">473</span> <span id="474">474</span> <span id="475">475</span> <span id="476">476</span> <span id="477">477</span> <span id="478">478</span> <span id="479">479</span> <span id="480">480</span> <span id="481">481</span> <span id="482">482</span> <span id="483">483</span> <span id="484">484</span> <span id="485">485</span> <span id="486">486</span> <span id="487">487</span> <span id="488">488</span> </pre><pre class="rust"><code><span class="kw">use</span> <span class="ident">std::collections::HashSet</span>; <span class="kw">use</span> <span class="ident">abstio::Manifest</span>; <span class="kw">use</span> <span class="ident">abstutil</span>::{<span class="ident">prettyprint_bytes</span>, <span class="ident">prettyprint_usize</span>, <span class="ident">Counter</span>, <span class="ident">Timer</span>}; <span class="kw">use</span> <span class="ident">geom</span>::{<span class="ident">Distance</span>, <span class="ident">Duration</span>, <span class="ident">UnitFmt</span>}; <span class="kw">use</span> <span class="ident">map_gui::load::FileLoader</span>; <span class="kw">use</span> <span class="ident">map_gui::tools</span>::{<span class="ident">open_browser</span>, <span class="ident">ColorNetwork</span>}; <span class="kw">use</span> <span class="ident">map_gui::ID</span>; <span class="kw">use</span> <span class="ident">map_model</span>::{<span class="ident">PathRequest</span>, <span class="ident">PathStepV2</span>, <span class="ident">RoadID</span>}; <span class="kw">use</span> <span class="ident">sim</span>::{<span class="ident">Scenario</span>, <span class="ident">TripEndpoint</span>, <span class="ident">TripMode</span>}; <span class="kw">use</span> <span class="ident">widgetry::mapspace::ToggleZoomed</span>; <span class="kw">use</span> <span class="ident">widgetry</span>::{<span class="ident">EventCtx</span>, <span class="ident">GfxCtx</span>, <span class="ident">Line</span>, <span class="ident">Outcome</span>, <span class="ident">Panel</span>, <span class="ident">Spinner</span>, <span class="ident">State</span>, <span class="ident">Text</span>, <span class="ident">TextExt</span>, <span class="ident">Widget</span>}; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::app</span>::{<span class="ident">App</span>, <span class="ident">Transition</span>}; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::common::percentage_bar</span>; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::ungap</span>::{<span class="ident">Layers</span>, <span class="ident">Tab</span>, <span class="ident">TakeLayers</span>}; <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ShowGaps</span> { <span class="ident">top_panel</span>: <span class="ident">Panel</span>, <span class="ident">layers</span>: <span class="ident">Layers</span>, <span class="ident">tooltip</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Text</span><span class="op">></span>, } <span class="kw">impl</span> <span class="ident">TakeLayers</span> <span class="kw">for</span> <span class="ident">ShowGaps</span> { <span class="kw">fn</span> <span class="ident">take_layers</span>(<span class="self">self</span>) -> <span class="ident">Layers</span> { <span class="self">self</span>.<span class="ident">layers</span> } } <span class="kw">impl</span> <span class="ident">ShowGaps</span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_state</span>(<span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&mut</span> <span class="ident">App</span>, <span class="ident">layers</span>: <span class="ident">Layers</span>) -> <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">State</span><span class="op"><</span><span class="ident">App</span><span class="op">></span><span class="op">></span> { <span class="ident">Box::new</span>(<span class="ident">ShowGaps</span> { <span class="ident">top_panel</span>: <span class="ident">make_top_panel</span>(<span class="ident">ctx</span>, <span class="ident">app</span>), <span class="ident">layers</span>, <span class="ident">tooltip</span>: <span class="prelude-val">None</span>, }) } } <span class="kw">impl</span> <span class="ident">State</span><span class="op"><</span><span class="ident">App</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ShowGaps</span> { <span class="kw">fn</span> <span class="ident">event</span>(<span class="kw-2">&mut</span> <span class="self">self</span>, <span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&mut</span> <span class="ident">App</span>) -> <span class="ident">Transition</span> { <span class="ident">ctx</span>.<span class="ident">canvas_movement</span>(); <span class="kw">if</span> <span class="ident">ctx</span>.<span class="ident">redo_mouseover</span>() { <span class="self">self</span>.<span class="ident">tooltip</span> <span class="op">=</span> <span class="prelude-val">None</span>; <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">data</span>) <span class="op">=</span> <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">value</span>() { <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">r</span>) <span class="op">=</span> <span class="kw">match</span> <span class="ident">app</span>.<span class="ident">mouseover_unzoomed_roads_and_intersections</span>(<span class="ident">ctx</span>) { <span class="prelude-val">Some</span>(<span class="ident">ID::Road</span>(<span class="ident">r</span>)) => <span class="prelude-val">Some</span>(<span class="ident">r</span>), <span class="prelude-val">Some</span>(<span class="ident">ID::Lane</span>(<span class="ident">l</span>)) => <span class="prelude-val">Some</span>(<span class="ident">l</span>.<span class="ident">road</span>), <span class="kw">_</span> => <span class="prelude-val">None</span>, } { <span class="kw">let</span> <span class="ident">count</span> <span class="op">=</span> <span class="ident">data</span>.<span class="ident">gaps</span>.<span class="ident">count_per_road</span>.<span class="ident">get</span>(<span class="ident">r</span>); <span class="kw">if</span> <span class="ident">count</span> <span class="op">></span> <span class="number">0</span> { <span class="comment">// TODO Word more precisely... or less verbosely.</span> <span class="self">self</span>.<span class="ident">tooltip</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">Text::from</span>(<span class="ident">Line</span>(<span class="macro">format!</span>( <span class="string">"{} trips might cross this high-stress road"</span>, <span class="ident">prettyprint_usize</span>(<span class="ident">count</span>) )))); } } } } <span class="kw">match</span> <span class="self">self</span>.<span class="ident">top_panel</span>.<span class="ident">event</span>(<span class="ident">ctx</span>) { <span class="ident">Outcome::Clicked</span>(<span class="ident">x</span>) => { <span class="kw">if</span> <span class="ident">x</span> <span class="op">==</span> <span class="string">"read about how this prediction works"</span> { <span class="ident">open_browser</span>(<span class="string">"https://a-b-street.github.io/docs/software/ungap_the_map/tech_details.html#predict-impact"</span>); <span class="kw">return</span> <span class="ident">Transition::Keep</span>; } <span class="kw">else</span> <span class="kw">if</span> <span class="ident">x</span> <span class="op">==</span> <span class="string">"Calculate"</span> { <span class="kw">let</span> <span class="ident">change_key</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>.<span class="ident">get_edits_change_key</span>(); <span class="kw">let</span> <span class="ident">map_name</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>.<span class="ident">get_name</span>().<span class="ident">clone</span>(); <span class="kw">let</span> <span class="ident">scenario_name</span> <span class="op">=</span> <span class="ident"><span class="kw">crate</span>::pregame::default_scenario_for_map</span>(<span class="kw-2">&</span><span class="ident">map_name</span>); <span class="kw">return</span> <span class="ident">Transition::Push</span>(<span class="ident">FileLoader</span>::<span class="op"><</span><span class="ident">App</span>, <span class="ident">Scenario</span><span class="op">></span><span class="ident">::new_state</span>( <span class="ident">ctx</span>, <span class="ident">abstio::path_scenario</span>(<span class="kw-2">&</span><span class="ident">map_name</span>, <span class="kw-2">&</span><span class="ident">scenario_name</span>), <span class="ident">Box::new</span>(<span class="kw">move</span> <span class="op">|</span><span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">timer</span>, <span class="ident">maybe_scenario</span><span class="op">|</span> { <span class="comment">// TODO Handle corrupt files</span> <span class="kw">let</span> <span class="ident">scenario</span> <span class="op">=</span> <span class="ident">maybe_scenario</span>.<span class="ident">unwrap</span>(); <span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> <span class="ident">ModeShiftData::from_scenario</span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">scenario</span>, <span class="ident">timer</span>); <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">set</span>((<span class="ident">map_name</span>, <span class="ident">change_key</span>), <span class="ident">data</span>); <span class="ident">Transition::Multi</span>(<span class="macro">vec!</span>[ <span class="ident">Transition::Pop</span>, <span class="ident">Transition::ConsumeState</span>(<span class="ident">Box::new</span>(<span class="op">|</span><span class="ident">state</span>, <span class="ident">ctx</span>, <span class="ident">app</span><span class="op">|</span> { <span class="kw">let</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">state</span>.<span class="ident">downcast</span>::<span class="op"><</span><span class="ident">ShowGaps</span><span class="op">></span>().<span class="ident">ok</span>().<span class="ident">unwrap</span>(); <span class="macro">vec!</span>[<span class="ident">ShowGaps::new_state</span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">state</span>.<span class="ident">take_layers</span>())] })), ]) }), )); } <span class="kw">return</span> <span class="ident">Tab::PredictImpact</span> .<span class="ident">handle_action</span>::<span class="op"><</span><span class="ident">ShowGaps</span><span class="op">></span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="kw-2">&</span><span class="ident">x</span>) .<span class="ident">unwrap</span>(); } <span class="ident">Outcome::Changed</span>(<span class="kw">_</span>) => { <span class="kw">let</span> (<span class="ident">map_name</span>, <span class="kw-2">mut</span> <span class="ident">data</span>) <span class="op">=</span> <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">take</span>().<span class="ident">unwrap</span>(); <span class="ident">data</span>.<span class="ident">filters</span> <span class="op">=</span> <span class="ident">Filters::from_controls</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">top_panel</span>); <span class="ident">ctx</span>.<span class="ident">loading_screen</span>(<span class="string">"update mode shift"</span>, <span class="op">|</span><span class="ident">ctx</span>, <span class="ident">timer</span><span class="op">|</span> { <span class="ident">data</span>.<span class="ident">recalculate_gaps</span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">timer</span>) }); <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">set</span>(<span class="ident">map_name</span>, <span class="ident">data</span>); <span class="comment">// TODO This is heavy-handed for just updating the counters</span> <span class="self">self</span>.<span class="ident">top_panel</span> <span class="op">=</span> <span class="ident">make_top_panel</span>(<span class="ident">ctx</span>, <span class="ident">app</span>); } <span class="kw">_</span> => {} } <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">t</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">layers</span>.<span class="ident">event</span>(<span class="ident">ctx</span>, <span class="ident">app</span>) { <span class="kw">return</span> <span class="ident">t</span>; } <span class="ident">Transition::Keep</span> } <span class="kw">fn</span> <span class="ident">draw</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">g</span>: <span class="kw-2">&mut</span> <span class="ident">GfxCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>) { <span class="self">self</span>.<span class="ident">top_panel</span>.<span class="ident">draw</span>(<span class="ident">g</span>); <span class="self">self</span>.<span class="ident">layers</span>.<span class="ident">draw</span>(<span class="ident">g</span>, <span class="ident">app</span>); <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">data</span>) <span class="op">=</span> <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">value</span>() { <span class="ident">data</span>.<span class="ident">gaps</span>.<span class="ident">draw</span>.<span class="ident">draw</span>(<span class="ident">g</span>); } <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="ident">txt</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">tooltip</span> { <span class="ident">g</span>.<span class="ident">draw_mouse_tooltip</span>(<span class="ident">txt</span>.<span class="ident">clone</span>()); } } } <span class="kw">fn</span> <span class="ident">make_top_panel</span>(<span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>) -> <span class="ident">Panel</span> { <span class="kw">let</span> <span class="ident">map_name</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>.<span class="ident">get_name</span>().<span class="ident">clone</span>(); <span class="kw">let</span> <span class="ident">change_key</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>.<span class="ident">get_edits_change_key</span>(); <span class="kw">let</span> <span class="ident">col</span>; <span class="kw">if</span> <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">key</span>().<span class="ident">as_ref</span>() <span class="op">==</span> <span class="prelude-val">Some</span>(<span class="kw-2">&</span>(<span class="ident">map_name</span>.<span class="ident">clone</span>(), <span class="ident">change_key</span>)) { <span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">session</span>.<span class="ident">mode_shift</span>.<span class="ident">value</span>().<span class="ident">unwrap</span>(); <span class="ident">col</span> <span class="op">=</span> <span class="macro">vec!</span>[ <span class="ident">ctx</span>.<span class="ident">style</span>() .<span class="ident">btn_plain</span> .<span class="ident">icon_text</span>( <span class="string">"system/assets/tools/info.svg"</span>, <span class="string">"How many drivers might switch to biking?"</span>, ) .<span class="ident">build_widget</span>(<span class="ident">ctx</span>, <span class="string">"read about how this prediction works"</span>), <span class="ident">percentage_bar</span>( <span class="ident">ctx</span>, <span class="ident">Text::from</span>(<span class="ident">Line</span>(<span class="macro">format!</span>( <span class="string">"{} total driving trips in this area"</span>, <span class="ident">prettyprint_usize</span>(<span class="ident">data</span>.<span class="ident">all_candidate_trips</span>.<span class="ident">len</span>()) ))), <span class="number">0.0</span>, ), <span class="ident">Widget::col</span>(<span class="macro">vec!</span>[ <span class="string">"Who might cycle if it was safer?"</span>.<span class="ident">text_widget</span>(<span class="ident">ctx</span>), <span class="ident">data</span>.<span class="ident">filters</span>.<span class="ident">to_controls</span>(<span class="ident">ctx</span>), <span class="ident">percentage_bar</span>( <span class="ident">ctx</span>, <span class="ident">Text::from</span>(<span class="ident">Line</span>(<span class="macro">format!</span>( <span class="string">"{} / {} trips, based on these thresholds"</span>, <span class="ident">prettyprint_usize</span>(<span class="ident">data</span>.<span class="ident">filtered_trips</span>.<span class="ident">len</span>()), <span class="ident">prettyprint_usize</span>(<span class="ident">data</span>.<span class="ident">all_candidate_trips</span>.<span class="ident">len</span>()) ))), <span class="ident">pct</span>(<span class="ident">data</span>.<span class="ident">filtered_trips</span>.<span class="ident">len</span>(), <span class="ident">data</span>.<span class="ident">all_candidate_trips</span>.<span class="ident">len</span>()), ), ]) .<span class="ident">section</span>(<span class="ident">ctx</span>), <span class="ident">Widget::col</span>(<span class="macro">vec!</span>[ <span class="string">"How many would switch based on your proposal?"</span>.<span class="ident">text_widget</span>(<span class="ident">ctx</span>), <span class="ident">percentage_bar</span>( <span class="ident">ctx</span>, <span class="ident">Text::from</span>(<span class="ident">Line</span>(<span class="macro">format!</span>( <span class="string">"{} / {} trips would switch"</span>, <span class="ident">prettyprint_usize</span>(<span class="ident">data</span>.<span class="ident">results</span>.<span class="ident">num_trips</span>), <span class="ident">prettyprint_usize</span>(<span class="ident">data</span>.<span class="ident">all_candidate_trips</span>.<span class="ident">len</span>()) ))), <span class="ident">pct</span>(<span class="ident">data</span>.<span class="ident">results</span>.<span class="ident">num_trips</span>, <span class="ident">data</span>.<span class="ident">all_candidate_trips</span>.<span class="ident">len</span>()), ), <span class="ident">data</span>.<span class="ident">results</span>.<span class="ident">describe</span>().<span class="ident">into_widget</span>(<span class="ident">ctx</span>), ]) .<span class="ident">section</span>(<span class="ident">ctx</span>), ]; } <span class="kw">else</span> { <span class="kw">let</span> <span class="ident">scenario_name</span> <span class="op">=</span> <span class="ident"><span class="kw">crate</span>::pregame::default_scenario_for_map</span>(<span class="kw-2">&</span><span class="ident">map_name</span>); <span class="kw">if</span> <span class="ident">scenario_name</span> <span class="op">==</span> <span class="string">"home_to_work"</span> { <span class="ident">col</span> <span class="op">=</span> <span class="macro">vec!</span>[<span class="string">"This city doesn't have travel demand model data available"</span>.<span class="ident">text_widget</span>(<span class="ident">ctx</span>)]; } <span class="kw">else</span> { <span class="kw">let</span> <span class="ident">size</span> <span class="op">=</span> <span class="ident">Manifest::load</span>() .<span class="ident">get_entry</span>(<span class="kw-2">&</span><span class="ident">abstio::path_scenario</span>(<span class="kw-2">&</span><span class="ident">map_name</span>, <span class="kw-2">&</span><span class="ident">scenario_name</span>)) .<span class="ident">map</span>(<span class="op">|</span><span class="ident">entry</span><span class="op">|</span> <span class="ident">prettyprint_bytes</span>(<span class="ident">entry</span>.<span class="ident">compressed_size_bytes</span>)) .<span class="ident">unwrap_or_else</span>(<span class="op">|</span><span class="op">|</span> <span class="string">"???"</span>.<span class="ident">to_string</span>()); <span class="ident">col</span> <span class="op">=</span> <span class="macro">vec!</span>[ <span class="ident">Text::from_multiline</span>(<span class="macro">vec!</span>[ <span class="ident">Line</span>(<span class="string">"Predicting impact of your proposal may take a moment."</span>), <span class="ident">Line</span>(<span class="string">"The application may freeze up during that time."</span>), <span class="ident">Line</span>(<span class="macro">format!</span>(<span class="string">"We need to load a {} file"</span>, <span class="ident">size</span>)), ]) .<span class="ident">into_widget</span>(<span class="ident">ctx</span>), <span class="ident">ctx</span>.<span class="ident">style</span>() .<span class="ident">btn_solid_primary</span> .<span class="ident">text</span>(<span class="string">"Calculate"</span>) .<span class="ident">build_def</span>(<span class="ident">ctx</span>), ]; } } <span class="ident">Tab::PredictImpact</span>.<span class="ident">make_left_panel</span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">Widget::col</span>(<span class="ident">col</span>)) } <span class="comment">// TODO For now, it's easier to just copy pieces from sandbox/dashboards/mode_shift.rs. I'm not</span> <span class="comment">// sure how these two tools will interact yet, so not worth trying to refactor anything. One works</span> <span class="comment">// off Scenario files directly, the other off an instantiated Scenario.</span> <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ModeShiftData</span> { <span class="comment">// Calculated from the unedited map, not yet filtered.</span> <span class="ident">all_candidate_trips</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">CandidateTrip</span><span class="op">></span>, <span class="ident">filters</span>: <span class="ident">Filters</span>, <span class="comment">// From the unedited map, filtered</span> <span class="ident">gaps</span>: <span class="ident">NetworkGaps</span>, <span class="comment">// Indices into all_candidate_trips</span> <span class="ident">filtered_trips</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>, <span class="ident">results</span>: <span class="ident">Results</span>, } <span class="kw">struct</span> <span class="ident">CandidateTrip</span> { <span class="ident">bike_req</span>: <span class="ident">PathRequest</span>, <span class="ident">estimated_biking_time</span>: <span class="ident">Duration</span>, <span class="ident">driving_distance</span>: <span class="ident">Distance</span>, <span class="ident">total_elevation_gain</span>: <span class="ident">Distance</span>, } <span class="kw">struct</span> <span class="ident">Filters</span> { <span class="ident">max_biking_time</span>: <span class="ident">Duration</span>, <span class="ident">max_elevation_gain</span>: <span class="ident">Distance</span>, } <span class="kw">struct</span> <span class="ident">NetworkGaps</span> { <span class="ident">draw</span>: <span class="ident">ToggleZoomed</span>, <span class="ident">count_per_road</span>: <span class="ident">Counter</span><span class="op"><</span><span class="ident">RoadID</span><span class="op">></span>, } <span class="comment">// Of the filtered trips, which cross at least 1 edited road?</span> <span class="comment">// TODO Many ways of defining this... maybe the edits need to plug the gap on at least 50% of</span> <span class="comment">// stressful roads encountered by this trip?</span> <span class="kw">struct</span> <span class="ident">Results</span> { <span class="ident">num_trips</span>: <span class="ident">usize</span>, <span class="ident">total_driving_distance</span>: <span class="ident">Distance</span>, <span class="ident">annual_co2_emissions_tons</span>: <span class="ident">f64</span>, } <span class="kw">impl</span> <span class="ident">Filters</span> { <span class="kw">fn</span> <span class="ident">default</span>() -> <span class="self">Self</span> { <span class="self">Self</span> { <span class="ident">max_biking_time</span>: <span class="ident">Duration::minutes</span>(<span class="number">30</span>), <span class="ident">max_elevation_gain</span>: <span class="ident">Distance::feet</span>(<span class="number">100.0</span>), } } <span class="kw">fn</span> <span class="ident">apply</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">x</span>: <span class="kw-2">&</span><span class="ident">CandidateTrip</span>) -> <span class="ident">bool</span> { <span class="ident">x</span>.<span class="ident">estimated_biking_time</span> <span class="op"><</span><span class="op">=</span> <span class="self">self</span>.<span class="ident">max_biking_time</span> <span class="op">&&</span> <span class="ident">x</span>.<span class="ident">total_elevation_gain</span> <span class="op"><</span><span class="op">=</span> <span class="self">self</span>.<span class="ident">max_elevation_gain</span> } <span class="kw">fn</span> <span class="ident">to_controls</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>) -> <span class="ident">Widget</span> { <span class="ident">Widget::col</span>(<span class="macro">vec!</span>[ <span class="ident">Widget::row</span>(<span class="macro">vec!</span>[ <span class="string">"Max biking time"</span>.<span class="ident">text_widget</span>(<span class="ident">ctx</span>).<span class="ident">centered_vert</span>(), <span class="ident">Spinner::widget</span>( <span class="ident">ctx</span>, <span class="string">"max_biking_time"</span>, (<span class="ident">Duration::ZERO</span>, <span class="ident">Duration::hours</span>(<span class="number">12</span>)), <span class="self">self</span>.<span class="ident">max_biking_time</span>, <span class="ident">Duration::minutes</span>(<span class="number">1</span>), ), ]), <span class="ident">Widget::row</span>(<span class="macro">vec!</span>[ <span class="string">"Max elevation gain"</span>.<span class="ident">text_widget</span>(<span class="ident">ctx</span>).<span class="ident">centered_vert</span>(), <span class="ident">Spinner::widget_with_custom_rendering</span>( <span class="ident">ctx</span>, <span class="string">"max_elevation_gain"</span>, (<span class="ident">Distance::ZERO</span>, <span class="ident">Distance::feet</span>(<span class="number">500.0</span>)), <span class="self">self</span>.<span class="ident">max_elevation_gain</span>, <span class="ident">Distance::feet</span>(<span class="number">10.0</span>), <span class="comment">// Even if the user's settings are set to meters, our step size is in feet, so</span> <span class="comment">// just render in feet.</span> <span class="ident">Box::new</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> { <span class="ident">x</span>.<span class="ident">to_string</span>(<span class="kw-2">&</span><span class="ident">UnitFmt</span> { <span class="ident">round_durations</span>: <span class="bool-val">false</span>, <span class="ident">metric</span>: <span class="bool-val">false</span>, }) }), ), ]), ]) } <span class="kw">fn</span> <span class="ident">from_controls</span>(<span class="ident">panel</span>: <span class="kw-2">&</span><span class="ident">Panel</span>) -> <span class="ident">Filters</span> { <span class="ident">Filters</span> { <span class="ident">max_biking_time</span>: <span class="ident">panel</span>.<span class="ident">spinner</span>(<span class="string">"max_biking_time"</span>), <span class="ident">max_elevation_gain</span>: <span class="ident">panel</span>.<span class="ident">spinner</span>(<span class="string">"max_elevation_gain"</span>), } } } <span class="kw">impl</span> <span class="ident">Results</span> { <span class="kw">fn</span> <span class="ident">default</span>() -> <span class="self">Self</span> { <span class="self">Self</span> { <span class="ident">num_trips</span>: <span class="number">0</span>, <span class="ident">total_driving_distance</span>: <span class="ident">Distance::ZERO</span>, <span class="ident">annual_co2_emissions_tons</span>: <span class="number">0.0</span>, } } <span class="kw">fn</span> <span class="ident">describe</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">Text</span> { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">txt</span> <span class="op">=</span> <span class="ident">Text::new</span>(); <span class="ident">txt</span>.<span class="ident">add_line</span>(<span class="ident">Line</span>(<span class="macro">format!</span>( <span class="string">"{} total vehicle miles traveled daily, now eliminated"</span>, <span class="ident">prettyprint_usize</span>(<span class="self">self</span>.<span class="ident">total_driving_distance</span>.<span class="ident">to_miles</span>() <span class="kw">as</span> <span class="ident">usize</span>) ))); <span class="comment">// Round to 1 decimal place</span> <span class="kw">let</span> <span class="ident">tons</span> <span class="op">=</span> (<span class="self">self</span>.<span class="ident">annual_co2_emissions_tons</span> <span class="op">*</span> <span class="number">10.0</span>).<span class="ident">round</span>() <span class="op">/</span> <span class="number">10.0</span>; <span class="ident">txt</span>.<span class="ident">add_line</span>(<span class="ident">Line</span>(<span class="macro">format!</span>( <span class="string">"{} tons of CO2 emissions saved annually"</span>, <span class="ident">tons</span> ))); <span class="ident">txt</span> } } <span class="kw">impl</span> <span class="ident">ModeShiftData</span> { <span class="kw">fn</span> <span class="ident">empty</span>(<span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>) -> <span class="self">Self</span> { <span class="self">Self</span> { <span class="ident">all_candidate_trips</span>: <span class="ident">Vec::new</span>(), <span class="ident">filters</span>: <span class="ident">Filters::default</span>(), <span class="ident">gaps</span>: <span class="ident">NetworkGaps</span> { <span class="ident">draw</span>: <span class="ident">ToggleZoomed::empty</span>(<span class="ident">ctx</span>), <span class="ident">count_per_road</span>: <span class="ident">Counter::new</span>(), }, <span class="ident">filtered_trips</span>: <span class="ident">Vec::new</span>(), <span class="ident">results</span>: <span class="ident">Results::default</span>(), } } <span class="kw">fn</span> <span class="ident">from_scenario</span>( <span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>, <span class="ident">scenario</span>: <span class="ident">Scenario</span>, <span class="ident">timer</span>: <span class="kw-2">&mut</span> <span class="ident">Timer</span>, ) -> <span class="ident">ModeShiftData</span> { <span class="kw">let</span> <span class="ident">unedited_map</span> <span class="op">=</span> <span class="ident">app</span> .<span class="ident">secondary</span> .<span class="ident">as_ref</span>() .<span class="ident">map</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> <span class="kw-2">&</span><span class="ident">x</span>.<span class="ident">map</span>) .<span class="ident">unwrap_or</span>(<span class="kw-2">&</span><span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>); <span class="kw">let</span> <span class="ident">all_candidate_trips</span> <span class="op">=</span> <span class="ident">timer</span> .<span class="ident">parallelize</span>( <span class="string">"analyze trips"</span>, <span class="ident">scenario</span> .<span class="ident">all_trips</span>() .<span class="ident">filter</span>(<span class="op">|</span><span class="ident">trip</span><span class="op">|</span> { <span class="ident">trip</span>.<span class="ident">mode</span> <span class="op">==</span> <span class="ident">TripMode::Drive</span> <span class="op">&&</span> <span class="macro">matches!</span>(<span class="ident">trip</span>.<span class="ident">origin</span>, <span class="ident">TripEndpoint::Bldg</span>(<span class="kw">_</span>)) <span class="op">&&</span> <span class="macro">matches!</span>(<span class="ident">trip</span>.<span class="ident">destination</span>, <span class="ident">TripEndpoint::Bldg</span>(<span class="kw">_</span>)) }) .<span class="ident">collect</span>(), <span class="op">|</span><span class="ident">trip</span><span class="op">|</span> { <span class="comment">// TODO Does ? work</span> <span class="kw">if</span> <span class="kw">let</span> (<span class="prelude-val">Some</span>(<span class="ident">driving_path</span>), <span class="prelude-val">Some</span>(<span class="ident">biking_path</span>)) <span class="op">=</span> ( <span class="ident">TripEndpoint::path_req</span>( <span class="ident">trip</span>.<span class="ident">origin</span>, <span class="ident">trip</span>.<span class="ident">destination</span>, <span class="ident">TripMode::Drive</span>, <span class="ident">unedited_map</span>, ) .<span class="ident">and_then</span>(<span class="op">|</span><span class="ident">req</span><span class="op">|</span> <span class="ident">unedited_map</span>.<span class="ident">pathfind</span>(<span class="ident">req</span>).<span class="ident">ok</span>()), <span class="ident">TripEndpoint::path_req</span>( <span class="ident">trip</span>.<span class="ident">origin</span>, <span class="ident">trip</span>.<span class="ident">destination</span>, <span class="ident">TripMode::Bike</span>, <span class="ident">unedited_map</span>, ) .<span class="ident">and_then</span>(<span class="op">|</span><span class="ident">req</span><span class="op">|</span> <span class="ident">unedited_map</span>.<span class="ident">pathfind</span>(<span class="ident">req</span>).<span class="ident">ok</span>()), ) { <span class="kw">let</span> (<span class="ident">total_elevation_gain</span>, <span class="kw">_</span>) <span class="op">=</span> <span class="ident">biking_path</span>.<span class="ident">get_total_elevation_change</span>(<span class="ident">unedited_map</span>); <span class="prelude-val">Some</span>(<span class="ident">CandidateTrip</span> { <span class="ident">bike_req</span>: <span class="ident">biking_path</span>.<span class="ident">get_req</span>().<span class="ident">clone</span>(), <span class="ident">estimated_biking_time</span>: <span class="ident">biking_path</span> .<span class="ident">estimate_duration</span>(<span class="ident">unedited_map</span>, <span class="prelude-val">Some</span>(<span class="ident">map_model::MAX_BIKE_SPEED</span>)), <span class="ident">driving_distance</span>: <span class="ident">driving_path</span>.<span class="ident">total_length</span>(), <span class="ident">total_elevation_gain</span>, }) } <span class="kw">else</span> { <span class="prelude-val">None</span> } }, ) .<span class="ident">into_iter</span>() .<span class="ident">flatten</span>() .<span class="ident">collect</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">data</span> <span class="op">=</span> <span class="ident">ModeShiftData::empty</span>(<span class="ident">ctx</span>); <span class="ident">data</span>.<span class="ident">all_candidate_trips</span> <span class="op">=</span> <span class="ident">all_candidate_trips</span>; <span class="ident">data</span>.<span class="ident">recalculate_gaps</span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">timer</span>); <span class="ident">data</span> } <span class="kw">fn</span> <span class="ident">recalculate_gaps</span>(<span class="kw-2">&mut</span> <span class="self">self</span>, <span class="ident">ctx</span>: <span class="kw-2">&mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>, <span class="ident">timer</span>: <span class="kw-2">&mut</span> <span class="ident">Timer</span>) { <span class="kw">let</span> <span class="ident">unedited_map</span> <span class="op">=</span> <span class="ident">app</span> .<span class="ident">secondary</span> .<span class="ident">as_ref</span>() .<span class="ident">map</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> <span class="kw-2">&</span><span class="ident">x</span>.<span class="ident">map</span>) .<span class="ident">unwrap_or</span>(<span class="kw-2">&</span><span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>); <span class="comment">// Find all high-stress roads, since we'll filter by them next</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">high_stress</span> <span class="op">=</span> <span class="ident">HashSet::new</span>(); <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="ident">unedited_map</span>.<span class="ident">all_roads</span>() { <span class="kw">for</span> <span class="ident">dr</span> <span class="kw">in</span> <span class="ident">r</span>.<span class="ident">id</span>.<span class="ident">both_directions</span>() { <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">high_stress_for_bikes</span>(<span class="ident">unedited_map</span>, <span class="ident">dr</span>.<span class="ident">dir</span>) { <span class="ident">high_stress</span>.<span class="ident">insert</span>(<span class="ident">dr</span>); } } } <span class="self">self</span>.<span class="ident">filtered_trips</span>.<span class="ident">clear</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">filtered_requests</span> <span class="op">=</span> <span class="ident">Vec::new</span>(); <span class="kw">for</span> (<span class="ident">idx</span>, <span class="ident">trip</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">all_candidate_trips</span>.<span class="ident">iter</span>().<span class="ident">enumerate</span>() { <span class="kw">if</span> <span class="self">self</span>.<span class="ident">filters</span>.<span class="ident">apply</span>(<span class="ident">trip</span>) { <span class="self">self</span>.<span class="ident">filtered_trips</span>.<span class="ident">push</span>(<span class="ident">idx</span>); <span class="ident">filtered_requests</span>.<span class="ident">push</span>((<span class="ident">idx</span>, <span class="ident">trip</span>.<span class="ident">bike_req</span>.<span class="ident">clone</span>())); } } <span class="self">self</span>.<span class="ident">results</span> <span class="op">=</span> <span class="ident">Results::default</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">count_per_road</span> <span class="op">=</span> <span class="ident">Counter::new</span>(); <span class="kw">for</span> (<span class="ident">idx</span>, <span class="ident">path</span>) <span class="kw">in</span> <span class="ident">timer</span> .<span class="ident">parallelize</span>(<span class="string">"calculate routes"</span>, <span class="ident">filtered_requests</span>, <span class="op">|</span>(<span class="ident">idx</span>, <span class="ident">req</span>)<span class="op">|</span> { <span class="ident">unedited_map</span>.<span class="ident">pathfind_v2</span>(<span class="ident">req</span>).<span class="ident">map</span>(<span class="op">|</span><span class="ident">path</span><span class="op">|</span> (<span class="ident">idx</span>, <span class="ident">path</span>)) }) .<span class="ident">into_iter</span>() .<span class="ident">flatten</span>() { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">crosses_edited_road</span> <span class="op">=</span> <span class="bool-val">false</span>; <span class="kw">for</span> <span class="ident">step</span> <span class="kw">in</span> <span class="ident">path</span>.<span class="ident">get_steps</span>() { <span class="comment">// No Contraflow steps for bike paths</span> <span class="kw">if</span> <span class="kw">let</span> <span class="ident">PathStepV2::Along</span>(<span class="ident">dr</span>) <span class="op">=</span> <span class="ident">step</span> { <span class="kw">if</span> <span class="ident">high_stress</span>.<span class="ident">contains</span>(<span class="ident">dr</span>) { <span class="ident">count_per_road</span>.<span class="ident">inc</span>(<span class="ident">dr</span>.<span class="ident">road</span>); <span class="comment">// TODO Assumes the edits have made the road stop being high stress!</span> <span class="kw">if</span> <span class="op">!</span><span class="ident">crosses_edited_road</span> <span class="op">&&</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>.<span class="ident">get_edits</span>().<span class="ident">changed_roads</span>.<span class="ident">contains</span>(<span class="kw-2">&</span><span class="ident">dr</span>.<span class="ident">road</span>) { <span class="ident">crosses_edited_road</span> <span class="op">=</span> <span class="bool-val">true</span>; } } } } <span class="kw">if</span> <span class="ident">crosses_edited_road</span> { <span class="self">self</span>.<span class="ident">results</span>.<span class="ident">num_trips</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>; <span class="self">self</span>.<span class="ident">results</span>.<span class="ident">total_driving_distance</span> <span class="op">+</span><span class="op">=</span> <span class="self">self</span>.<span class="ident">all_candidate_trips</span>[<span class="ident">idx</span>].<span class="ident">driving_distance</span>; } } <span class="comment">// Assume this trip happens 5 times a week, 52 weeks a year.</span> <span class="kw">let</span> <span class="ident">annual_mileage</span> <span class="op">=</span> <span class="number">5.0</span> <span class="op">*</span> <span class="number">52.0</span> <span class="op">*</span> <span class="self">self</span>.<span class="ident">results</span>.<span class="ident">total_driving_distance</span>.<span class="ident">to_miles</span>(); <span class="comment">// https://www.epa.gov/greenvehicles/greenhouse-gas-emissions-typical-passenger-vehicle#driving</span> <span class="comment">// says 404 grams per mile.</span> <span class="comment">// And convert grams to tons</span> <span class="self">self</span>.<span class="ident">results</span>.<span class="ident">annual_co2_emissions_tons</span> <span class="op">=</span> <span class="number">404.0</span> <span class="op">*</span> <span class="ident">annual_mileage</span> <span class="op">/</span> <span class="number">907185.0</span>; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">colorer</span> <span class="op">=</span> <span class="ident">ColorNetwork::no_fading</span>(<span class="ident">app</span>); <span class="ident">colorer</span>.<span class="ident">ranked_roads</span>(<span class="ident">count_per_road</span>.<span class="ident">clone</span>(), <span class="kw-2">&</span><span class="ident">app</span>.<span class="ident">cs</span>.<span class="ident">good_to_bad_red</span>); <span class="self">self</span>.<span class="ident">gaps</span> <span class="op">=</span> <span class="ident">NetworkGaps</span> { <span class="ident">draw</span>: <span class="ident">colorer</span>.<span class="ident">build</span>(<span class="ident">ctx</span>), <span class="ident">count_per_road</span>, }; } } <span class="kw">fn</span> <span class="ident">pct</span>(<span class="ident">value</span>: <span class="ident">usize</span>, <span class="ident">total</span>: <span class="ident">usize</span>) -> <span class="ident">f64</span> { <span class="kw">if</span> <span class="ident">total</span> <span class="op">==</span> <span class="number">0</span> { <span class="number">1.0</span> } <span class="kw">else</span> { <span class="ident">value</span> <span class="kw">as</span> <span class="ident">f64</span> <span class="op">/</span> <span class="ident">total</span> <span class="kw">as</span> <span class="ident">f64</span> } } </code></pre></div> </section><section id="search" class="content hidden"></section><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="game" data-search-index-js="../../../search-index.js" data-search-js="../../../search.js"></div> </body></html>