<!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 `map_model/src/edits/mod.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>mod.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><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"> <link 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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" height="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><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 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id="709">709</span> <span id="710">710</span> <span id="711">711</span> <span id="712">712</span> <span id="713">713</span> <span id="714">714</span> <span id="715">715</span> <span id="716">716</span> <span id="717">717</span> <span id="718">718</span> <span id="719">719</span> <span id="720">720</span> <span id="721">721</span> <span id="722">722</span> <span id="723">723</span> <span id="724">724</span> <span id="725">725</span> <span id="726">726</span> <span id="727">727</span> <span id="728">728</span> <span id="729">729</span> <span id="730">730</span> <span id="731">731</span> <span id="732">732</span> <span id="733">733</span> <span id="734">734</span> <span id="735">735</span> <span id="736">736</span> <span id="737">737</span> <span id="738">738</span> <span id="739">739</span> <span id="740">740</span> <span id="741">741</span> <span id="742">742</span> <span id="743">743</span> <span id="744">744</span> <span id="745">745</span> <span id="746">746</span> <span id="747">747</span> <span id="748">748</span> <span id="749">749</span> <span id="750">750</span> <span id="751">751</span> <span id="752">752</span> <span id="753">753</span> <span id="754">754</span> <span id="755">755</span> <span id="756">756</span> <span id="757">757</span> <span id="758">758</span> <span id="759">759</span> <span id="760">760</span> <span id="761">761</span> <span id="762">762</span> <span id="763">763</span> <span id="764">764</span> <span id="765">765</span> <span id="766">766</span> <span id="767">767</span> <span id="768">768</span> <span id="769">769</span> <span id="770">770</span> <span id="771">771</span> <span id="772">772</span> <span id="773">773</span> <span id="774">774</span> <span id="775">775</span> <span id="776">776</span> <span id="777">777</span> <span id="778">778</span> <span id="779">779</span> <span id="780">780</span> <span id="781">781</span> <span id="782">782</span> <span id="783">783</span> <span id="784">784</span> <span id="785">785</span> <span id="786">786</span> <span id="787">787</span> <span id="788">788</span> <span id="789">789</span> <span id="790">790</span> <span id="791">791</span> <span id="792">792</span> <span id="793">793</span> <span id="794">794</span> <span id="795">795</span> <span id="796">796</span> <span id="797">797</span> <span id="798">798</span> <span id="799">799</span> <span id="800">800</span> <span id="801">801</span> <span id="802">802</span> <span id="803">803</span> <span id="804">804</span> <span id="805">805</span> <span id="806">806</span> <span id="807">807</span> <span id="808">808</span> <span id="809">809</span> <span id="810">810</span> <span id="811">811</span> <span id="812">812</span> <span id="813">813</span> <span id="814">814</span> <span id="815">815</span> <span id="816">816</span> <span id="817">817</span> <span id="818">818</span> <span id="819">819</span> <span id="820">820</span> <span id="821">821</span> <span id="822">822</span> <span id="823">823</span> <span id="824">824</span> <span id="825">825</span> <span id="826">826</span> <span id="827">827</span> <span id="828">828</span> <span id="829">829</span> <span id="830">830</span> <span id="831">831</span> <span id="832">832</span> <span id="833">833</span> <span id="834">834</span> <span id="835">835</span> <span id="836">836</span> <span id="837">837</span> <span id="838">838</span> <span id="839">839</span> <span id="840">840</span> <span id="841">841</span> <span id="842">842</span> <span id="843">843</span> <span id="844">844</span> <span id="845">845</span> <span id="846">846</span> <span id="847">847</span> <span id="848">848</span> <span id="849">849</span> <span id="850">850</span> <span id="851">851</span> <span id="852">852</span> <span id="853">853</span> <span id="854">854</span> <span id="855">855</span> <span id="856">856</span> <span id="857">857</span> <span id="858">858</span> <span id="859">859</span> <span id="860">860</span> <span id="861">861</span> <span id="862">862</span> <span id="863">863</span> <span id="864">864</span> <span id="865">865</span> <span id="866">866</span> <span id="867">867</span> <span id="868">868</span> <span id="869">869</span> <span id="870">870</span> <span id="871">871</span> <span id="872">872</span> <span id="873">873</span> <span id="874">874</span> <span id="875">875</span> <span id="876">876</span> <span id="877">877</span> <span id="878">878</span> <span id="879">879</span> <span id="880">880</span> <span id="881">881</span> <span id="882">882</span> <span id="883">883</span> <span id="884">884</span> <span id="885">885</span> <span id="886">886</span> <span id="887">887</span> <span id="888">888</span> <span id="889">889</span> <span id="890">890</span> <span id="891">891</span> <span id="892">892</span> <span id="893">893</span> <span id="894">894</span> <span id="895">895</span> <span id="896">896</span> <span id="897">897</span> <span id="898">898</span> <span id="899">899</span> <span id="900">900</span> <span id="901">901</span> <span id="902">902</span> <span id="903">903</span> <span id="904">904</span> <span id="905">905</span> </pre><div class="example-wrap"><pre class="rust "> <span class="doccomment">//! Once a Map exists, the player can edit it in the UI (producing `MapEdits` in-memory), then save</span> <span class="doccomment">//! the changes to a file (as `PermanentMapEdits`). See</span> <span class="doccomment">//! <https://a-b-street.github.io/docs/map/edits.html>.</span> <span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::{<span class="ident">BTreeMap</span>, <span class="ident">BTreeSet</span>, <span class="ident">HashSet</span>}; <span class="kw">use</span> <span class="ident">anyhow</span>::<span class="prelude-ty">Result</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="ident">abstutil</span>::{<span class="ident">retain_btreemap</span>, <span class="ident">retain_btreeset</span>, <span class="ident">Timer</span>}; <span class="kw">use</span> <span class="ident">geom</span>::{<span class="ident">Distance</span>, <span class="ident">HashablePt2D</span>, <span class="ident">Line</span>, <span class="ident">Speed</span>, <span class="ident">Time</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="self">self</span>::<span class="ident">perma</span>::<span class="ident">PermanentMapEdits</span>; <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">make</span>::<span class="ident">initial</span>::<span class="ident">lane_specs</span>::<span class="ident">get_lane_specs_ltr</span>; <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">make</span>::{<span class="ident">match_points_to_lanes</span>, <span class="ident">snap_driveway</span>, <span class="ident">trim_path</span>}; <span class="kw">use</span> <span class="kw">crate</span>::{ <span class="ident">connectivity</span>, <span class="ident">AccessRestrictions</span>, <span class="ident">BuildingID</span>, <span class="ident">BusRouteID</span>, <span class="ident">ControlStopSign</span>, <span class="ident">ControlTrafficSignal</span>, <span class="ident">IntersectionID</span>, <span class="ident">IntersectionType</span>, <span class="ident">LaneID</span>, <span class="ident">LaneSpec</span>, <span class="ident">Map</span>, <span class="ident">MapConfig</span>, <span class="ident">ParkingLotID</span>, <span class="ident">PathConstraints</span>, <span class="ident">Pathfinder</span>, <span class="ident">Road</span>, <span class="ident">RoadID</span>, <span class="ident">TurnID</span>, <span class="ident">Zone</span>, }; <span class="kw">mod</span> <span class="ident">compat</span>; <span class="kw">mod</span> <span class="ident">perma</span>; <span class="doccomment">/// Represents changes to a map. Note this isn't serializable -- that's what `PermanentMapEdits`</span> <span class="doccomment">/// does.</span> <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>)]</span> <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">MapEdits</span> { <span class="kw">pub</span> <span class="ident">edits_name</span>: <span class="ident">String</span>, <span class="doccomment">/// A stack, oldest edit is first. The same intersection may be edited multiple times in this</span> <span class="doccomment">/// stack, until compress() happens.</span> <span class="kw">pub</span> <span class="ident">commands</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">EditCmd</span><span class="op">></span>, <span class="doccomment">/// If false, adjacent roads with the same AccessRestrictions will not be merged into the same</span> <span class="doccomment">/// Zone; every Road will be its own Zone. This is used to experiment with a per-road cap. Note</span> <span class="doccomment">/// this is a map-wide setting.</span> <span class="kw">pub</span> <span class="ident">merge_zones</span>: <span class="ident">bool</span>, <span class="doccomment">/// Derived from commands, kept up to date by update_derived</span> <span class="kw">pub</span> <span class="ident">changed_roads</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">RoadID</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">original_intersections</span>: <span class="ident">BTreeMap</span><span class="op"><</span><span class="ident">IntersectionID</span>, <span class="ident">EditIntersection</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">changed_routes</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">BusRouteID</span><span class="op">></span>, <span class="doccomment">/// Some edits are included in the game by default, in data/system/proposals, as "community</span> <span class="doccomment">/// proposals." They require a description and may have a link to a write-up.</span> <span class="kw">pub</span> <span class="ident">proposal_description</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">proposal_link</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>, } <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>)]</span> <span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">EditIntersection</span> { <span class="ident">StopSign</span>(<span class="ident">ControlStopSign</span>), <span class="comment">// Don't keep ControlTrafficSignal here, because it contains movements that should be</span> <span class="comment">// generated after all lane edits are applied.</span> <span class="ident">TrafficSignal</span>(<span class="ident">traffic_signal_data</span>::<span class="ident">TrafficSignal</span>), <span class="ident">Closed</span>, } <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Serialize</span>, <span class="ident">Deserialize</span>)]</span> <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">EditRoad</span> { <span class="kw">pub</span> <span class="ident">lanes_ltr</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">LaneSpec</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">speed_limit</span>: <span class="ident">Speed</span>, <span class="kw">pub</span> <span class="ident">access_restrictions</span>: <span class="ident">AccessRestrictions</span>, } <span class="kw">impl</span> <span class="ident">EditRoad</span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_orig_from_osm</span>(<span class="ident">r</span>: <span class="kw-2">&</span><span class="ident">Road</span>, <span class="ident">cfg</span>: <span class="kw-2">&</span><span class="ident">MapConfig</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditRoad</span> { <span class="ident">EditRoad</span> { <span class="ident">lanes_ltr</span>: <span class="ident">get_lane_specs_ltr</span>(<span class="kw-2">&</span><span class="ident">r</span>.<span class="ident">osm_tags</span>, <span class="ident">cfg</span>), <span class="ident">speed_limit</span>: <span class="ident">r</span>.<span class="ident">speed_limit_from_osm</span>(), <span class="ident">access_restrictions</span>: <span class="ident">r</span>.<span class="ident">access_restrictions_from_osm</span>(), } } <span class="kw">fn</span> <span class="ident">diff</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="ident">EditRoad</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Vec</span><span class="op"><</span><span class="ident">String</span><span class="op">></span> { <span class="attribute">#![<span class="ident">allow</span>(<span class="ident">clippy</span>::<span class="ident">comparison_chain</span>)]</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">lt</span> <span class="op">=</span> <span class="number">0</span>; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dir</span> <span class="op">=</span> <span class="number">0</span>; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">width</span> <span class="op">=</span> <span class="number">0</span>; <span class="kw">for</span> (<span class="ident">spec1</span>, <span class="ident">spec2</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">lanes_ltr</span>.<span class="ident">iter</span>().<span class="ident">zip</span>(<span class="ident">other</span>.<span class="ident">lanes_ltr</span>.<span class="ident">iter</span>()) { <span class="kw">if</span> <span class="ident">spec1</span>.<span class="ident">lt</span> <span class="op">!</span><span class="op">=</span> <span class="ident">spec2</span>.<span class="ident">lt</span> { <span class="ident">lt</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>; } <span class="kw">if</span> <span class="ident">spec1</span>.<span class="ident">dir</span> <span class="op">!</span><span class="op">=</span> <span class="ident">spec2</span>.<span class="ident">dir</span> { <span class="ident">dir</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>; } <span class="kw">if</span> <span class="ident">spec1</span>.<span class="ident">width</span> <span class="op">!</span><span class="op">=</span> <span class="ident">spec2</span>.<span class="ident">width</span> { <span class="ident">width</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>; } } <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">changes</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">if</span> <span class="ident">lt</span> <span class="op">=</span><span class="op">=</span> <span class="number">1</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="string">"1 lane type"</span>.<span class="ident">to_string</span>()); } <span class="kw">else</span> <span class="kw">if</span> <span class="ident">lt</span> <span class="op">></span> <span class="number">1</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{} lane types"</span>, <span class="ident">lt</span>)); } <span class="kw">if</span> <span class="ident">dir</span> <span class="op">=</span><span class="op">=</span> <span class="number">1</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="string">"1 lane reversal"</span>.<span class="ident">to_string</span>()); } <span class="kw">else</span> <span class="kw">if</span> <span class="ident">dir</span> <span class="op">></span> <span class="number">1</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{} lane reversals"</span>, <span class="ident">dir</span>)); } <span class="kw">if</span> <span class="ident">width</span> <span class="op">=</span><span class="op">=</span> <span class="number">1</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="string">"1 lane width"</span>.<span class="ident">to_string</span>()); } <span class="kw">else</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{} lane widths"</span>, <span class="ident">width</span>)); } <span class="kw">if</span> <span class="self">self</span>.<span class="ident">speed_limit</span> <span class="op">!</span><span class="op">=</span> <span class="ident">other</span>.<span class="ident">speed_limit</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="string">"speed limit"</span>.<span class="ident">to_string</span>()); } <span class="kw">if</span> <span class="self">self</span>.<span class="ident">access_restrictions</span> <span class="op">!</span><span class="op">=</span> <span class="ident">other</span>.<span class="ident">access_restrictions</span> { <span class="ident">changes</span>.<span class="ident">push</span>(<span class="string">"access restrictions"</span>.<span class="ident">to_string</span>()); } <span class="ident">changes</span> } } <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>)]</span> <span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">EditCmd</span> { <span class="ident">ChangeRoad</span> { <span class="ident">r</span>: <span class="ident">RoadID</span>, <span class="ident">old</span>: <span class="ident">EditRoad</span>, <span class="ident">new</span>: <span class="ident">EditRoad</span>, }, <span class="ident">ChangeIntersection</span> { <span class="ident">i</span>: <span class="ident">IntersectionID</span>, <span class="ident">new</span>: <span class="ident">EditIntersection</span>, <span class="ident">old</span>: <span class="ident">EditIntersection</span>, }, <span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>: <span class="ident">BusRouteID</span>, <span class="ident">old</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Time</span><span class="op">></span>, <span class="ident">new</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Time</span><span class="op">></span>, }, } <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">EditEffects</span> { <span class="kw">pub</span> <span class="ident">changed_roads</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">RoadID</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">deleted_lanes</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">LaneID</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">changed_intersections</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">IntersectionID</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">added_turns</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">TurnID</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">deleted_turns</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">TurnID</span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">resnapped_buildings</span>: <span class="ident">bool</span>, <span class="kw">pub</span> <span class="ident">changed_parking_lots</span>: <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">ParkingLotID</span><span class="op">></span>, } <span class="kw">impl</span> <span class="ident">MapEdits</span> { <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">new</span>() <span class="op">-</span><span class="op">></span> <span class="ident">MapEdits</span> { <span class="ident">MapEdits</span> { <span class="ident">edits_name</span>: <span class="string">"TODO temporary"</span>.<span class="ident">to_string</span>(), <span class="ident">proposal_description</span>: <span class="ident">Vec</span>::<span class="ident">new</span>(), <span class="ident">proposal_link</span>: <span class="prelude-val">None</span>, <span class="ident">commands</span>: <span class="ident">Vec</span>::<span class="ident">new</span>(), <span class="ident">merge_zones</span>: <span class="bool-val">true</span>, <span class="ident">changed_roads</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), <span class="ident">original_intersections</span>: <span class="ident">BTreeMap</span>::<span class="ident">new</span>(), <span class="ident">changed_routes</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">load</span>(<span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>, <span class="ident">path</span>: <span class="ident">String</span>, <span class="ident">timer</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Timer</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">MapEdits</span><span class="op">></span> { <span class="kw">match</span> <span class="ident">abstio</span>::<span class="ident">maybe_read_json</span>::<span class="op"><</span><span class="ident">PermanentMapEdits</span><span class="op">></span>(<span class="ident">path</span>.<span class="ident">clone</span>(), <span class="ident">timer</span>) { <span class="prelude-val">Ok</span>(<span class="ident">perma</span>) <span class="op">=</span><span class="op">></span> <span class="ident">perma</span>.<span class="ident">into_edits</span>(<span class="ident">map</span>), <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=</span><span class="op">></span> { <span class="comment">// The JSON format may have changed, so attempt backwards compatibility.</span> <span class="kw">let</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="ident">abstio</span>::<span class="ident">slurp_file</span>(<span class="ident">path</span>)<span class="question-mark">?</span>; <span class="kw">let</span> <span class="ident">contents</span> <span class="op">=</span> <span class="ident">std</span>::<span class="ident">str</span>::<span class="ident">from_utf8</span>(<span class="kw-2">&</span><span class="ident">bytes</span>)<span class="question-mark">?</span>; <span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="ident">serde_json</span>::<span class="ident">from_str</span>(<span class="ident">contents</span>)<span class="question-mark">?</span>; <span class="kw">let</span> <span class="ident">perma</span> <span class="op">=</span> <span class="ident">compat</span>::<span class="ident">upgrade</span>(<span class="ident">value</span>, <span class="ident">map</span>)<span class="question-mark">?</span>; <span class="ident">perma</span>.<span class="ident">into_edits</span>(<span class="ident">map</span>) } } } <span class="kw">fn</span> <span class="ident">save</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) { <span class="comment">// If untitled and empty, don't actually save anything.</span> <span class="kw">if</span> <span class="self">self</span>.<span class="ident">edits_name</span>.<span class="ident">starts_with</span>(<span class="string">"Untitled Proposal"</span>) <span class="op">&&</span> <span class="self">self</span>.<span class="ident">commands</span>.<span class="ident">is_empty</span>() { <span class="kw">return</span>; } <span class="ident">abstio</span>::<span class="ident">write_json</span>( <span class="ident">abstio</span>::<span class="ident">path_edits</span>(<span class="ident">map</span>.<span class="ident">get_name</span>(), <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">edits_name</span>), <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">to_permanent</span>(<span class="ident">map</span>), ); } <span class="kw">fn</span> <span class="ident">update_derived</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) { <span class="self">self</span>.<span class="ident">changed_roads</span>.<span class="ident">clear</span>(); <span class="self">self</span>.<span class="ident">original_intersections</span>.<span class="ident">clear</span>(); <span class="self">self</span>.<span class="ident">changed_routes</span>.<span class="ident">clear</span>(); <span class="kw">for</span> <span class="ident">cmd</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">commands</span> { <span class="kw">match</span> <span class="ident">cmd</span> { <span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>, .. } <span class="op">=</span><span class="op">></span> { <span class="self">self</span>.<span class="ident">changed_roads</span>.<span class="ident">insert</span>(<span class="kw-2">*</span><span class="ident">r</span>); } <span class="ident">EditCmd</span>::<span class="ident">ChangeIntersection</span> { <span class="ident">i</span>, <span class="kw-2">ref</span> <span class="ident">old</span>, .. } <span class="op">=</span><span class="op">></span> { <span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">original_intersections</span>.<span class="ident">contains_key</span>(<span class="ident">i</span>) { <span class="self">self</span>.<span class="ident">original_intersections</span>.<span class="ident">insert</span>(<span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">old</span>.<span class="ident">clone</span>()); } } <span class="ident">EditCmd</span>::<span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>, .. } <span class="op">=</span><span class="op">></span> { <span class="self">self</span>.<span class="ident">changed_routes</span>.<span class="ident">insert</span>(<span class="kw-2">*</span><span class="ident">id</span>); } } } <span class="ident">retain_btreeset</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">changed_roads</span>, <span class="op">|</span><span class="ident">r</span><span class="op">|</span> { <span class="ident">map</span>.<span class="ident">get_r_edit</span>(<span class="kw-2">*</span><span class="ident">r</span>) <span class="op">!</span><span class="op">=</span> <span class="ident">EditRoad</span>::<span class="ident">get_orig_from_osm</span>(<span class="ident">map</span>.<span class="ident">get_r</span>(<span class="kw-2">*</span><span class="ident">r</span>), <span class="kw-2">&</span><span class="ident">map</span>.<span class="ident">config</span>) }); <span class="ident">retain_btreemap</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">original_intersections</span>, <span class="op">|</span><span class="ident">i</span>, <span class="ident">orig</span><span class="op">|</span> { <span class="ident">map</span>.<span class="ident">get_i_edit</span>(<span class="kw-2">*</span><span class="ident">i</span>) <span class="op">!</span><span class="op">=</span> <span class="ident">orig</span>.<span class="ident">clone</span>() }); <span class="ident">retain_btreeset</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">changed_routes</span>, <span class="op">|</span><span class="ident">br</span><span class="op">|</span> { <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_br</span>(<span class="kw-2">*</span><span class="ident">br</span>); <span class="ident">r</span>.<span class="ident">spawn_times</span> <span class="op">!</span><span class="op">=</span> <span class="ident">r</span>.<span class="ident">orig_spawn_times</span> }); } <span class="doccomment">/// Assumes update_derived has been called.</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">compress</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) { <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">changed_roads</span> { <span class="self">self</span>.<span class="ident">commands</span>.<span class="ident">push</span>(<span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>: <span class="kw-2">*</span><span class="ident">r</span>, <span class="ident">old</span>: <span class="ident">EditRoad</span>::<span class="ident">get_orig_from_osm</span>(<span class="ident">map</span>.<span class="ident">get_r</span>(<span class="kw-2">*</span><span class="ident">r</span>), <span class="kw-2">&</span><span class="ident">map</span>.<span class="ident">config</span>), <span class="ident">new</span>: <span class="ident">map</span>.<span class="ident">get_r_edit</span>(<span class="kw-2">*</span><span class="ident">r</span>), }); } <span class="kw">for</span> (<span class="ident">i</span>, <span class="ident">old</span>) <span class="kw">in</span> <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">original_intersections</span> { <span class="self">self</span>.<span class="ident">commands</span>.<span class="ident">push</span>(<span class="ident">EditCmd</span>::<span class="ident">ChangeIntersection</span> { <span class="ident">i</span>: <span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">old</span>: <span class="ident">old</span>.<span class="ident">clone</span>(), <span class="ident">new</span>: <span class="ident">map</span>.<span class="ident">get_i_edit</span>(<span class="kw-2">*</span><span class="ident">i</span>), }); } <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">changed_routes</span> { <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_br</span>(<span class="kw-2">*</span><span class="ident">r</span>); <span class="self">self</span>.<span class="ident">commands</span>.<span class="ident">push</span>(<span class="ident">EditCmd</span>::<span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>: <span class="ident">r</span>.<span class="ident">id</span>, <span class="ident">new</span>: <span class="ident">r</span>.<span class="ident">spawn_times</span>.<span class="ident">clone</span>(), <span class="ident">old</span>: <span class="ident">r</span>.<span class="ident">orig_spawn_times</span>.<span class="ident">clone</span>(), }); } } <span class="doccomment">/// Pick apart changed_roads and figure out if an entire road was edited, or just a few lanes.</span> <span class="doccomment">/// Doesn't return deleted lanes.</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">changed_lanes</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) <span class="op">-</span><span class="op">></span> (<span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">LaneID</span><span class="op">></span>, <span class="ident">BTreeSet</span><span class="op"><</span><span class="ident">RoadID</span><span class="op">></span>) { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">lanes</span> <span class="op">=</span> <span class="ident">BTreeSet</span>::<span class="ident">new</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">roads</span> <span class="op">=</span> <span class="ident">BTreeSet</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">changed_roads</span> { <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="kw-2">*</span><span class="ident">r</span>); <span class="kw">let</span> <span class="ident">orig</span> <span class="op">=</span> <span class="ident">EditRoad</span>::<span class="ident">get_orig_from_osm</span>(<span class="ident">r</span>, <span class="ident">map</span>.<span class="ident">get_config</span>()); <span class="comment">// What exactly changed?</span> <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">speed_limit</span> <span class="op">!</span><span class="op">=</span> <span class="ident">orig</span>.<span class="ident">speed_limit</span> <span class="op">|</span><span class="op">|</span> <span class="ident">r</span>.<span class="ident">access_restrictions</span> <span class="op">!</span><span class="op">=</span> <span class="ident">orig</span>.<span class="ident">access_restrictions</span> { <span class="ident">roads</span>.<span class="ident">insert</span>(<span class="ident">r</span>.<span class="ident">id</span>); } <span class="kw">else</span> { <span class="kw">let</span> <span class="ident">lanes_ltr</span> <span class="op">=</span> <span class="ident">r</span>.<span class="ident">lanes_ltr</span>(); <span class="kw">if</span> <span class="ident">lanes_ltr</span>.<span class="ident">len</span>() <span class="op">!</span><span class="op">=</span> <span class="ident">orig</span>.<span class="ident">lanes_ltr</span>.<span class="ident">len</span>() { <span class="comment">// If a lane was added or deleted, figuring out if any were modified is kind of</span> <span class="comment">// unclear -- just mark the entire road.</span> <span class="ident">roads</span>.<span class="ident">insert</span>(<span class="ident">r</span>.<span class="ident">id</span>); } <span class="kw">else</span> { <span class="kw">for</span> ((<span class="ident">l</span>, <span class="ident">dir</span>, <span class="ident">lt</span>), <span class="ident">spec</span>) <span class="kw">in</span> <span class="ident">lanes_ltr</span>.<span class="ident">into_iter</span>().<span class="ident">zip</span>(<span class="ident">orig</span>.<span class="ident">lanes_ltr</span>.<span class="ident">iter</span>()) { <span class="kw">if</span> <span class="ident">dir</span> <span class="op">!</span><span class="op">=</span> <span class="ident">spec</span>.<span class="ident">dir</span> <span class="op">|</span><span class="op">|</span> <span class="ident">lt</span> <span class="op">!</span><span class="op">=</span> <span class="ident">spec</span>.<span class="ident">lt</span> <span class="op">|</span><span class="op">|</span> <span class="ident">map</span>.<span class="ident">get_l</span>(<span class="ident">l</span>).<span class="ident">width</span> <span class="op">!</span><span class="op">=</span> <span class="ident">spec</span>.<span class="ident">width</span> { <span class="ident">lanes</span>.<span class="ident">insert</span>(<span class="ident">l</span>); } } } } } (<span class="ident">lanes</span>, <span class="ident">roads</span>) } } <span class="kw">impl</span> <span class="ident">std</span>::<span class="ident">default</span>::<span class="ident">Default</span> <span class="kw">for</span> <span class="ident">MapEdits</span> { <span class="kw">fn</span> <span class="ident">default</span>() <span class="op">-</span><span class="op">></span> <span class="ident">MapEdits</span> { <span class="ident">MapEdits</span>::<span class="ident">new</span>() } } <span class="kw">impl</span> <span class="ident">EditCmd</span> { <span class="doccomment">/// (summary, details)</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">describe</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) <span class="op">-</span><span class="op">></span> (<span class="ident">String</span>, <span class="ident">Vec</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>) { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">details</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">let</span> <span class="ident">summary</span> <span class="op">=</span> <span class="kw">match</span> <span class="self">self</span> { <span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>, <span class="ident">old</span>, <span class="ident">new</span> } <span class="op">=</span><span class="op">></span> { <span class="ident">details</span> <span class="op">=</span> <span class="ident">new</span>.<span class="ident">diff</span>(<span class="ident">old</span>); <span class="macro">format</span><span class="macro">!</span>(<span class="string">"road #{}"</span>, <span class="ident">r</span>.<span class="number">0</span>) } <span class="comment">// TODO Describe changes</span> <span class="ident">EditCmd</span>::<span class="ident">ChangeIntersection</span> { <span class="ident">i</span>, <span class="ident">new</span>, .. } <span class="op">=</span><span class="op">></span> <span class="kw">match</span> <span class="ident">new</span> { <span class="ident">EditIntersection</span>::<span class="ident">StopSign</span>(<span class="kw">_</span>) <span class="op">=</span><span class="op">></span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">"stop sign #{}"</span>, <span class="ident">i</span>.<span class="number">0</span>), <span class="ident">EditIntersection</span>::<span class="ident">TrafficSignal</span>(<span class="kw">_</span>) <span class="op">=</span><span class="op">></span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">"traffic signal #{}"</span>, <span class="ident">i</span>.<span class="number">0</span>), <span class="ident">EditIntersection</span>::<span class="ident">Closed</span> <span class="op">=</span><span class="op">></span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">"close {}"</span>, <span class="ident">i</span>), }, <span class="ident">EditCmd</span>::<span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>, .. } <span class="op">=</span><span class="op">></span> { <span class="macro">format</span><span class="macro">!</span>(<span class="string">"reschedule route {}"</span>, <span class="ident">map</span>.<span class="ident">get_br</span>(<span class="kw-2">*</span><span class="ident">id</span>).<span class="ident">short_name</span>) } }; (<span class="ident">summary</span>, <span class="ident">details</span>) } <span class="comment">// Must be idempotent</span> <span class="kw">fn</span> <span class="ident">apply</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">effects</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EditEffects</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Map</span>) { <span class="kw">match</span> <span class="self">self</span> { <span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>, <span class="kw-2">ref</span> <span class="ident">new</span>, .. } <span class="op">=</span><span class="op">></span> { <span class="kw">if</span> <span class="ident">map</span>.<span class="ident">get_r_edit</span>(<span class="kw-2">*</span><span class="ident">r</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">new</span>.<span class="ident">clone</span>() { <span class="kw">return</span>; } <span class="ident">modify_lanes</span>(<span class="ident">map</span>, <span class="kw-2">*</span><span class="ident">r</span>, <span class="ident">new</span>.<span class="ident">lanes_ltr</span>.<span class="ident">clone</span>(), <span class="ident">effects</span>); <span class="kw">let</span> <span class="ident">road</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">roads</span>[<span class="ident">r</span>.<span class="number">0</span>]; <span class="ident">road</span>.<span class="ident">speed_limit</span> <span class="op">=</span> <span class="ident">new</span>.<span class="ident">speed_limit</span>; <span class="ident">road</span>.<span class="ident">access_restrictions</span> <span class="op">=</span> <span class="ident">new</span>.<span class="ident">access_restrictions</span>.<span class="ident">clone</span>(); <span class="ident">effects</span>.<span class="ident">changed_roads</span>.<span class="ident">insert</span>(<span class="ident">road</span>.<span class="ident">id</span>); <span class="kw">for</span> <span class="kw-2">&</span><span class="ident">i</span> <span class="kw">in</span> <span class="kw-2">&</span>[<span class="ident">road</span>.<span class="ident">src_i</span>, <span class="ident">road</span>.<span class="ident">dst_i</span>] { <span class="ident">effects</span>.<span class="ident">changed_intersections</span>.<span class="ident">insert</span>(<span class="ident">i</span>); <span class="kw">let</span> <span class="ident">i</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">i</span>.<span class="number">0</span>]; <span class="ident">i</span>.<span class="ident">outgoing_lanes</span>.<span class="ident">clear</span>(); <span class="ident">i</span>.<span class="ident">incoming_lanes</span>.<span class="ident">clear</span>(); <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">i</span>.<span class="ident">roads</span> { <span class="kw">for</span> (<span class="ident">l</span>, <span class="kw">_</span>, <span class="kw">_</span>) <span class="kw">in</span> <span class="ident">map</span>.<span class="ident">roads</span>[<span class="ident">r</span>.<span class="number">0</span>].<span class="ident">lanes_ltr</span>() { <span class="kw">if</span> <span class="ident">map</span>.<span class="ident">lanes</span>[<span class="kw-2">&</span><span class="ident">l</span>].<span class="ident">src_i</span> <span class="op">=</span><span class="op">=</span> <span class="ident">i</span>.<span class="ident">id</span> { <span class="ident">i</span>.<span class="ident">outgoing_lanes</span>.<span class="ident">push</span>(<span class="ident">l</span>); } <span class="kw">else</span> { <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">map</span>.<span class="ident">lanes</span>[<span class="kw-2">&</span><span class="ident">l</span>].<span class="ident">dst_i</span>, <span class="ident">i</span>.<span class="ident">id</span>); <span class="ident">i</span>.<span class="ident">incoming_lanes</span>.<span class="ident">push</span>(<span class="ident">l</span>); } } } <span class="ident">recalculate_turns</span>(<span class="ident">i</span>.<span class="ident">id</span>, <span class="ident">map</span>, <span class="ident">effects</span>); } } <span class="ident">EditCmd</span>::<span class="ident">ChangeIntersection</span> { <span class="ident">i</span>, <span class="kw-2">ref</span> <span class="ident">new</span>, <span class="kw-2">ref</span> <span class="ident">old</span>, } <span class="op">=</span><span class="op">></span> { <span class="kw">if</span> <span class="ident">map</span>.<span class="ident">get_i_edit</span>(<span class="kw-2">*</span><span class="ident">i</span>) <span class="op">=</span><span class="op">=</span> <span class="ident">new</span>.<span class="ident">clone</span>() { <span class="kw">return</span>; } <span class="ident">map</span>.<span class="ident">stop_signs</span>.<span class="ident">remove</span>(<span class="ident">i</span>); <span class="ident">map</span>.<span class="ident">traffic_signals</span>.<span class="ident">remove</span>(<span class="ident">i</span>); <span class="ident">effects</span>.<span class="ident">changed_intersections</span>.<span class="ident">insert</span>(<span class="kw-2">*</span><span class="ident">i</span>); <span class="kw">match</span> <span class="ident">new</span> { <span class="ident">EditIntersection</span>::<span class="ident">StopSign</span>(<span class="kw-2">ref</span> <span class="ident">ss</span>) <span class="op">=</span><span class="op">></span> { <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">i</span>.<span class="number">0</span>].<span class="ident">intersection_type</span> <span class="op">=</span> <span class="ident">IntersectionType</span>::<span class="ident">StopSign</span>; <span class="ident">map</span>.<span class="ident">stop_signs</span>.<span class="ident">insert</span>(<span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">ss</span>.<span class="ident">clone</span>()); } <span class="ident">EditIntersection</span>::<span class="ident">TrafficSignal</span>(<span class="kw-2">ref</span> <span class="ident">raw_ts</span>) <span class="op">=</span><span class="op">></span> { <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">i</span>.<span class="number">0</span>].<span class="ident">intersection_type</span> <span class="op">=</span> <span class="ident">IntersectionType</span>::<span class="ident">TrafficSignal</span>; <span class="kw">if</span> <span class="ident">old</span> <span class="op">=</span><span class="op">=</span> <span class="kw-2">&</span><span class="ident">EditIntersection</span>::<span class="ident">Closed</span> { <span class="ident">recalculate_turns</span>(<span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">map</span>, <span class="ident">effects</span>); } <span class="ident">map</span>.<span class="ident">traffic_signals</span>.<span class="ident">insert</span>( <span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">ControlTrafficSignal</span>::<span class="ident">import</span>(<span class="ident">raw_ts</span>.<span class="ident">clone</span>(), <span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">map</span>).<span class="ident">unwrap</span>(), ); } <span class="ident">EditIntersection</span>::<span class="ident">Closed</span> <span class="op">=</span><span class="op">></span> { <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">i</span>.<span class="number">0</span>].<span class="ident">intersection_type</span> <span class="op">=</span> <span class="ident">IntersectionType</span>::<span class="ident">Construction</span>; } } <span class="kw">if</span> <span class="ident">old</span> <span class="op">=</span><span class="op">=</span> <span class="kw-2">&</span><span class="ident">EditIntersection</span>::<span class="ident">Closed</span> <span class="op">|</span><span class="op">|</span> <span class="ident">new</span> <span class="op">=</span><span class="op">=</span> <span class="kw-2">&</span><span class="ident">EditIntersection</span>::<span class="ident">Closed</span> { <span class="ident">recalculate_turns</span>(<span class="kw-2">*</span><span class="ident">i</span>, <span class="ident">map</span>, <span class="ident">effects</span>); } } <span class="ident">EditCmd</span>::<span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>, <span class="ident">new</span>, .. } <span class="op">=</span><span class="op">></span> { <span class="ident">map</span>.<span class="ident">bus_routes</span>[<span class="ident">id</span>.<span class="number">0</span>].<span class="ident">spawn_times</span> <span class="op">=</span> <span class="ident">new</span>.<span class="ident">clone</span>(); } } } <span class="kw">fn</span> <span class="ident">undo</span>(<span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditCmd</span> { <span class="kw">match</span> <span class="self">self</span> { <span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>, <span class="ident">old</span>, <span class="ident">new</span> } <span class="op">=</span><span class="op">></span> <span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>, <span class="ident">old</span>: <span class="ident">new</span>, <span class="ident">new</span>: <span class="ident">old</span>, }, <span class="ident">EditCmd</span>::<span class="ident">ChangeIntersection</span> { <span class="ident">i</span>, <span class="ident">old</span>, <span class="ident">new</span> } <span class="op">=</span><span class="op">></span> <span class="ident">EditCmd</span>::<span class="ident">ChangeIntersection</span> { <span class="ident">i</span>, <span class="ident">old</span>: <span class="ident">new</span>, <span class="ident">new</span>: <span class="ident">old</span>, }, <span class="ident">EditCmd</span>::<span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>, <span class="ident">old</span>, <span class="ident">new</span> } <span class="op">=</span><span class="op">></span> <span class="ident">EditCmd</span>::<span class="ident">ChangeRouteSchedule</span> { <span class="ident">id</span>, <span class="ident">old</span>: <span class="ident">new</span>, <span class="ident">new</span>: <span class="ident">old</span>, }, } } } <span class="comment">// This clobbers previously set traffic signal overrides.</span> <span class="comment">// TODO Step 1: Detect and warn about that</span> <span class="comment">// TODO Step 2: Avoid when possible</span> <span class="kw">fn</span> <span class="ident">recalculate_turns</span>(<span class="ident">id</span>: <span class="ident">IntersectionID</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Map</span>, <span class="ident">effects</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EditEffects</span>) { <span class="kw">let</span> <span class="ident">i</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">id</span>.<span class="number">0</span>]; <span class="kw">if</span> <span class="ident">i</span>.<span class="ident">is_border</span>() { <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">i</span>.<span class="ident">turns</span>.<span class="ident">is_empty</span>()); <span class="kw">return</span>; } <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">old_turns</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">t</span> <span class="kw">in</span> <span class="ident">std</span>::<span class="ident">mem</span>::<span class="ident">take</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">i</span>.<span class="ident">turns</span>) { <span class="ident">old_turns</span>.<span class="ident">push</span>(<span class="ident">map</span>.<span class="ident">turns</span>.<span class="ident">remove</span>(<span class="kw-2">&</span><span class="ident">t</span>).<span class="ident">unwrap</span>()); <span class="ident">effects</span>.<span class="ident">deleted_turns</span>.<span class="ident">insert</span>(<span class="ident">t</span>); } <span class="kw">if</span> <span class="ident">i</span>.<span class="ident">is_closed</span>() { <span class="kw">return</span>; } <span class="kw">let</span> <span class="ident">turns</span> <span class="op">=</span> <span class="kw">crate</span>::<span class="ident">make</span>::<span class="ident">turns</span>::<span class="ident">make_all_turns</span>(<span class="ident">map</span>, <span class="ident">map</span>.<span class="ident">get_i</span>(<span class="ident">id</span>)); <span class="kw">let</span> <span class="ident">i</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">id</span>.<span class="number">0</span>]; <span class="kw">for</span> <span class="ident">t</span> <span class="kw">in</span> <span class="ident">turns</span> { <span class="ident">effects</span>.<span class="ident">added_turns</span>.<span class="ident">insert</span>(<span class="ident">t</span>.<span class="ident">id</span>); <span class="ident">i</span>.<span class="ident">turns</span>.<span class="ident">insert</span>(<span class="ident">t</span>.<span class="ident">id</span>); <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">_existing_t</span>) <span class="op">=</span> <span class="ident">old_turns</span>.<span class="ident">iter</span>().<span class="ident">find</span>(<span class="op">|</span><span class="ident">turn</span><span class="op">|</span> <span class="ident">turn</span>.<span class="ident">id</span> <span class="op">=</span><span class="op">=</span> <span class="ident">t</span>.<span class="ident">id</span>) { <span class="comment">// TODO Except for lookup_idx</span> <span class="comment">//assert_eq!(t, *existing_t);</span> } <span class="ident">map</span>.<span class="ident">turns</span>.<span class="ident">insert</span>(<span class="ident">t</span>.<span class="ident">id</span>, <span class="ident">t</span>); } <span class="kw">match</span> <span class="ident">i</span>.<span class="ident">intersection_type</span> { <span class="ident">IntersectionType</span>::<span class="ident">StopSign</span> <span class="op">=</span><span class="op">></span> { <span class="comment">// Stop sign policy usually doesn't depend on incoming lane types, except when changing</span> <span class="comment">// to/from construction. To be safe, always regenerate. Edits to stop signs are rare</span> <span class="comment">// anyway. And when we're smarter about preserving traffic signal changes in the face</span> <span class="comment">// of lane changes, we can do the same here.</span> <span class="ident">map</span>.<span class="ident">stop_signs</span>.<span class="ident">insert</span>(<span class="ident">id</span>, <span class="ident">ControlStopSign</span>::<span class="ident">new</span>(<span class="ident">map</span>, <span class="ident">id</span>)); } <span class="ident">IntersectionType</span>::<span class="ident">TrafficSignal</span> <span class="op">=</span><span class="op">></span> { <span class="ident">map</span>.<span class="ident">traffic_signals</span> .<span class="ident">insert</span>(<span class="ident">id</span>, <span class="ident">ControlTrafficSignal</span>::<span class="ident">new</span>(<span class="ident">map</span>, <span class="ident">id</span>)); } <span class="ident">IntersectionType</span>::<span class="ident">Border</span> <span class="op">|</span> <span class="ident">IntersectionType</span>::<span class="ident">Construction</span> <span class="op">=</span><span class="op">></span> <span class="macro">unreachable</span><span class="macro">!</span>(), } } <span class="kw">fn</span> <span class="ident">modify_lanes</span>(<span class="ident">map</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Map</span>, <span class="ident">r</span>: <span class="ident">RoadID</span>, <span class="ident">lanes_ltr</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">LaneSpec</span><span class="op">></span>, <span class="ident">effects</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EditEffects</span>) { <span class="comment">// First update intersection geometry and re-trim the road centers.</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">road_geom_changed</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); { <span class="kw">let</span> <span class="ident">road</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="ident">r</span>); <span class="kw">let</span> (<span class="ident">src_i</span>, <span class="ident">dst_i</span>) <span class="op">=</span> (<span class="ident">road</span>.<span class="ident">src_i</span>, <span class="ident">road</span>.<span class="ident">dst_i</span>); <span class="kw">let</span> <span class="ident">changed_road_width</span> <span class="op">=</span> <span class="ident">lanes_ltr</span>.<span class="ident">iter</span>().<span class="ident">map</span>(<span class="op">|</span><span class="ident">spec</span><span class="op">|</span> <span class="ident">spec</span>.<span class="ident">width</span>).<span class="ident">sum</span>(); <span class="ident">road_geom_changed</span>.<span class="ident">extend</span>(<span class="ident">recalculate_intersection_polygon</span>( <span class="ident">map</span>, <span class="ident">r</span>, <span class="ident">changed_road_width</span>, <span class="ident">src_i</span>, )); <span class="ident">road_geom_changed</span>.<span class="ident">extend</span>(<span class="ident">recalculate_intersection_polygon</span>( <span class="ident">map</span>, <span class="ident">r</span>, <span class="ident">changed_road_width</span>, <span class="ident">dst_i</span>, )); } <span class="comment">// Reborrow</span> <span class="kw">let</span> <span class="ident">road</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">roads</span>[<span class="ident">r</span>.<span class="number">0</span>]; <span class="comment">// We may be adding lanes, deleting lanes, or just modifying existing ones. The width of</span> <span class="comment">// existing lanes may change. We could try to preserve existing LaneIDs and modify them, but</span> <span class="comment">// it's simpler to just delete all of the lanes and create them again.</span> <span class="kw">for</span> (<span class="ident">l</span>, <span class="kw">_</span>, <span class="kw">_</span>) <span class="kw">in</span> <span class="ident">road</span>.<span class="ident">lanes_ltr</span>.<span class="ident">drain</span>(..) { <span class="ident">map</span>.<span class="ident">lanes</span>.<span class="ident">remove</span>(<span class="kw-2">&</span><span class="ident">l</span>).<span class="ident">unwrap</span>(); <span class="ident">effects</span>.<span class="ident">deleted_lanes</span>.<span class="ident">insert</span>(<span class="ident">l</span>); } <span class="comment">// Create all of the road's lanes again, assigning new IDs.</span> <span class="comment">// This approach creates gaps in the lane ID space, since it deletes the contiguous block of a</span> <span class="comment">// road's lanes, then creates it again at the end. If this winds up mattering, we could use</span> <span class="comment">// different approaches for "filling in the gaps."</span> <span class="kw">let</span> <span class="ident">new_lanes</span> <span class="op">=</span> <span class="ident">road</span>.<span class="ident">create_lanes</span>(<span class="ident">lanes_ltr</span>, <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">lane_id_counter</span>); <span class="kw">for</span> <span class="ident">lane</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">new_lanes</span> { <span class="ident">road</span>.<span class="ident">lanes_ltr</span>.<span class="ident">push</span>((<span class="ident">lane</span>.<span class="ident">id</span>, <span class="ident">lane</span>.<span class="ident">dir</span>, <span class="ident">lane</span>.<span class="ident">lane_type</span>)); } <span class="kw">for</span> <span class="ident">lane</span> <span class="kw">in</span> <span class="ident">new_lanes</span> { <span class="ident">map</span>.<span class="ident">lanes</span>.<span class="ident">insert</span>(<span class="ident">lane</span>.<span class="ident">id</span>, <span class="ident">lane</span>); } <span class="comment">// We might've affected the geometry of other nearby roads. Recalculate the lanes for them as</span> <span class="comment">// well, but don't change the IDs.</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">modified_lanes</span> <span class="op">=</span> <span class="ident">BTreeSet</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="ident">road_geom_changed</span> { <span class="ident">effects</span>.<span class="ident">changed_roads</span>.<span class="ident">insert</span>(<span class="ident">r</span>); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dummy_id_counter</span> <span class="op">=</span> <span class="number">0</span>; <span class="kw">let</span> <span class="ident">lanes_ltr</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="ident">r</span>).<span class="ident">lane_specs</span>(<span class="ident">map</span>); <span class="kw">let</span> <span class="ident">real_lane_ids</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="ident">r</span>).<span class="ident">lanes_ltr</span>().<span class="ident">into_iter</span>().<span class="ident">map</span>(<span class="op">|</span>(<span class="ident">l</span>, <span class="kw">_</span>, <span class="kw">_</span>)<span class="op">|</span> <span class="ident">l</span>); <span class="kw">for</span> (<span class="ident">lane</span>, <span class="ident">id</span>) <span class="kw">in</span> <span class="ident">map</span> .<span class="ident">get_r</span>(<span class="ident">r</span>) .<span class="ident">create_lanes</span>(<span class="ident">lanes_ltr</span>, <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">dummy_id_counter</span>) .<span class="ident">into_iter</span>() .<span class="ident">zip</span>(<span class="ident">real_lane_ids</span>.<span class="ident">into_iter</span>()) { <span class="ident">map</span>.<span class="ident">lanes</span>.<span class="ident">get_mut</span>(<span class="kw-2">&</span><span class="ident">id</span>).<span class="ident">unwrap</span>().<span class="ident">lane_center_pts</span> <span class="op">=</span> <span class="ident">lane</span>.<span class="ident">lane_center_pts</span>; <span class="ident">modified_lanes</span>.<span class="ident">insert</span>(<span class="ident">id</span>); } } <span class="ident">modified_lanes</span>.<span class="ident">extend</span>(<span class="ident">effects</span>.<span class="ident">deleted_lanes</span>.<span class="ident">clone</span>()); <span class="comment">// Find all buildings connected to modified/deleted sidewalks</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">recalc_buildings</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">b</span> <span class="kw">in</span> <span class="ident">map</span>.<span class="ident">all_buildings</span>() { <span class="kw">if</span> <span class="ident">modified_lanes</span>.<span class="ident">contains</span>(<span class="kw-2">&</span><span class="ident">b</span>.<span class="ident">sidewalk</span>()) { <span class="ident">recalc_buildings</span>.<span class="ident">push</span>(<span class="ident">b</span>.<span class="ident">id</span>); <span class="ident">effects</span>.<span class="ident">resnapped_buildings</span> <span class="op">=</span> <span class="bool-val">true</span>; } } <span class="ident">fix_building_driveways</span>(<span class="ident">map</span>, <span class="ident">recalc_buildings</span>); <span class="comment">// Same for parking lots</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">recalc_parking_lots</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">pl</span> <span class="kw">in</span> <span class="ident">map</span>.<span class="ident">all_parking_lots</span>() { <span class="kw">if</span> <span class="ident">modified_lanes</span>.<span class="ident">contains</span>(<span class="kw-2">&</span><span class="ident">pl</span>.<span class="ident">driving_pos</span>.<span class="ident">lane</span>()) <span class="op">|</span><span class="op">|</span> <span class="ident">modified_lanes</span>.<span class="ident">contains</span>(<span class="kw-2">&</span><span class="ident">pl</span>.<span class="ident">sidewalk_pos</span>.<span class="ident">lane</span>()) { <span class="ident">recalc_parking_lots</span>.<span class="ident">push</span>(<span class="ident">pl</span>.<span class="ident">id</span>); <span class="ident">effects</span>.<span class="ident">changed_parking_lots</span>.<span class="ident">insert</span>(<span class="ident">pl</span>.<span class="ident">id</span>); } } <span class="ident">fix_parking_lot_driveways</span>(<span class="ident">map</span>, <span class="ident">recalc_parking_lots</span>); <span class="comment">// TODO We need to update bus stops -- they may refer to an old ID.</span> } <span class="comment">// Returns the other roads affected by this change, not counting changed_road.</span> <span class="kw">fn</span> <span class="ident">recalculate_intersection_polygon</span>( <span class="ident">map</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Map</span>, <span class="ident">changed_road</span>: <span class="ident">RoadID</span>, <span class="ident">changed_road_width</span>: <span class="ident">Distance</span>, <span class="ident">i</span>: <span class="ident">IntersectionID</span>, ) <span class="op">-</span><span class="op">></span> <span class="ident">Vec</span><span class="op"><</span><span class="ident">RoadID</span><span class="op">></span> { <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">make</span>::<span class="ident">initial</span>; <span class="kw">let</span> <span class="ident">intersection</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_i</span>(<span class="ident">i</span>); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">intersection_roads</span> <span class="op">=</span> <span class="ident">BTreeSet</span>::<span class="ident">new</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">roads</span> <span class="op">=</span> <span class="ident">BTreeMap</span>::<span class="ident">new</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">modify_roads</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">r</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">intersection</span>.<span class="ident">roads</span> { <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="kw-2">*</span><span class="ident">r</span>); <span class="ident">modify_roads</span>.<span class="ident">push</span>((<span class="ident">r</span>.<span class="ident">orig_id</span>, <span class="ident">r</span>.<span class="ident">id</span>)); <span class="ident">intersection_roads</span>.<span class="ident">insert</span>(<span class="ident">r</span>.<span class="ident">orig_id</span>); <span class="kw">let</span> <span class="ident">half_width</span> <span class="op">=</span> <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">id</span> <span class="op">=</span><span class="op">=</span> <span class="ident">changed_road</span> { <span class="ident">changed_road_width</span> <span class="op">/</span> <span class="number">2.0</span> } <span class="kw">else</span> { <span class="ident">r</span>.<span class="ident">get_half_width</span>(<span class="ident">map</span>) }; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">trimmed_center_pts</span> <span class="op">=</span> <span class="ident">r</span>.<span class="ident">center_pts</span>.<span class="ident">clone</span>(); <span class="comment">// intersection_polygon assumes the end of the center points extends all of the way into</span> <span class="comment">// the intersection itself. So untrim in the direction we're about to modify. If for some</span> <span class="comment">// reason this fails, the size of the intersection might unrealisticalluy grow.</span> <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">src_i</span> <span class="op">=</span><span class="op">=</span> <span class="ident">i</span> { <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">pl</span>) <span class="op">=</span> <span class="ident">r</span> .<span class="ident">untrimmed_center_pts</span> .<span class="ident">get_slice_ending_at</span>(<span class="ident">trimmed_center_pts</span>.<span class="ident">first_pt</span>()) .<span class="ident">and_then</span>(<span class="op">|</span><span class="ident">pl</span><span class="op">|</span> <span class="ident">pl</span>.<span class="ident">extend</span>(<span class="ident">trimmed_center_pts</span>.<span class="ident">clone</span>()).<span class="ident">ok</span>()) { <span class="ident">trimmed_center_pts</span> <span class="op">=</span> <span class="ident">pl</span>; } } <span class="kw">else</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">pl</span>) <span class="op">=</span> <span class="ident">r</span> .<span class="ident">untrimmed_center_pts</span> .<span class="ident">get_slice_starting_at</span>(<span class="ident">trimmed_center_pts</span>.<span class="ident">last_pt</span>()) .<span class="ident">and_then</span>(<span class="op">|</span><span class="ident">pl</span><span class="op">|</span> <span class="ident">trimmed_center_pts</span>.<span class="ident">clone</span>().<span class="ident">extend</span>(<span class="ident">pl</span>).<span class="ident">ok</span>()) { <span class="ident">trimmed_center_pts</span> <span class="op">=</span> <span class="ident">pl</span>; } <span class="ident">roads</span>.<span class="ident">insert</span>( <span class="ident">r</span>.<span class="ident">orig_id</span>, <span class="ident">initial</span>::<span class="ident">Road</span> { <span class="ident">id</span>: <span class="ident">r</span>.<span class="ident">orig_id</span>, <span class="ident">src_i</span>: <span class="ident">r</span>.<span class="ident">orig_id</span>.<span class="ident">i1</span>, <span class="ident">dst_i</span>: <span class="ident">r</span>.<span class="ident">orig_id</span>.<span class="ident">i2</span>, <span class="ident">trimmed_center_pts</span>, <span class="ident">half_width</span>, <span class="comment">// Unused</span> <span class="ident">lane_specs_ltr</span>: <span class="ident">Vec</span>::<span class="ident">new</span>(), <span class="ident">osm_tags</span>: <span class="ident">r</span>.<span class="ident">osm_tags</span>.<span class="ident">clone</span>(), }, ); } <span class="kw">let</span> <span class="ident">polygon</span> <span class="op">=</span> <span class="ident">initial</span>::<span class="ident">intersection_polygon</span>( <span class="ident">intersection</span>.<span class="ident">orig_id</span>, <span class="ident">intersection_roads</span>, <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">roads</span>, <span class="ident">intersection</span>.<span class="ident">merged</span>, ) .<span class="ident">unwrap</span>() .<span class="number">0</span>; <span class="ident">map</span>.<span class="ident">intersections</span>[<span class="ident">i</span>.<span class="number">0</span>].<span class="ident">polygon</span> <span class="op">=</span> <span class="ident">polygon</span>; <span class="comment">// Copy over the re-trimmed road centers</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">affected</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">for</span> (<span class="ident">orig_id</span>, <span class="ident">id</span>) <span class="kw">in</span> <span class="ident">modify_roads</span> { <span class="ident">map</span>.<span class="ident">roads</span>[<span class="ident">id</span>.<span class="number">0</span>].<span class="ident">center_pts</span> <span class="op">=</span> <span class="ident">roads</span>.<span class="ident">remove</span>(<span class="kw-2">&</span><span class="ident">orig_id</span>).<span class="ident">unwrap</span>().<span class="ident">trimmed_center_pts</span>; <span class="kw">if</span> <span class="ident">id</span> <span class="op">!</span><span class="op">=</span> <span class="ident">changed_road</span> { <span class="ident">affected</span>.<span class="ident">push</span>(<span class="ident">id</span>); } } <span class="ident">affected</span> } <span class="doccomment">/// Recalculate the driveways of some buildings after map edits.</span> <span class="kw">fn</span> <span class="ident">fix_building_driveways</span>(<span class="ident">map</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Map</span>, <span class="ident">input</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">BuildingID</span><span class="op">></span>) { <span class="comment">// TODO Copying from make/buildings.rs</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">center_per_bldg</span>: <span class="ident">BTreeMap</span><span class="op"><</span><span class="ident">BuildingID</span>, <span class="ident">HashablePt2D</span><span class="op">></span> <span class="op">=</span> <span class="ident">BTreeMap</span>::<span class="ident">new</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">query</span>: <span class="ident">HashSet</span><span class="op"><</span><span class="ident">HashablePt2D</span><span class="op">></span> <span class="op">=</span> <span class="ident">HashSet</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">id</span> <span class="kw">in</span> <span class="ident">input</span> { <span class="kw">let</span> <span class="ident">center</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_b</span>(<span class="ident">id</span>).<span class="ident">polygon</span>.<span class="ident">center</span>().<span class="ident">to_hashable</span>(); <span class="ident">center_per_bldg</span>.<span class="ident">insert</span>(<span class="ident">id</span>, <span class="ident">center</span>); <span class="ident">query</span>.<span class="ident">insert</span>(<span class="ident">center</span>); } <span class="kw">let</span> <span class="ident">sidewalk_buffer</span> <span class="op">=</span> <span class="ident">Distance</span>::<span class="ident">meters</span>(<span class="number">7.5</span>); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">sidewalk_pts</span> <span class="op">=</span> <span class="ident">match_points_to_lanes</span>( <span class="ident">map</span>.<span class="ident">get_bounds</span>(), <span class="ident">query</span>, <span class="ident">map</span>.<span class="ident">all_lanes</span>(), <span class="op">|</span><span class="ident">l</span><span class="op">|</span> <span class="ident">l</span>.<span class="ident">is_walkable</span>(), <span class="comment">// Don't put connections too close to intersections</span> <span class="ident">sidewalk_buffer</span>, <span class="comment">// Try not to skip any buildings, but more than 1km from a sidewalk is a little much</span> <span class="ident">Distance</span>::<span class="ident">meters</span>(<span class="number">1000.0</span>), <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Timer</span>::<span class="ident">throwaway</span>(), ); <span class="kw">for</span> (<span class="ident">id</span>, <span class="ident">bldg_center</span>) <span class="kw">in</span> <span class="ident">center_per_bldg</span> { <span class="kw">match</span> <span class="ident">sidewalk_pts</span>.<span class="ident">remove</span>(<span class="kw-2">&</span><span class="ident">bldg_center</span>).<span class="ident">and_then</span>(<span class="op">|</span><span class="ident">pos</span><span class="op">|</span> { <span class="ident">Line</span>::<span class="ident">new</span>(<span class="ident">bldg_center</span>.<span class="ident">to_pt2d</span>(), <span class="ident">pos</span>.<span class="ident">pt</span>(<span class="ident">map</span>)) .<span class="ident">map</span>(<span class="op">|</span><span class="ident">l</span><span class="op">|</span> (<span class="ident">pos</span>, <span class="ident">trim_path</span>(<span class="kw-2">&</span><span class="ident">map</span>.<span class="ident">get_b</span>(<span class="ident">id</span>).<span class="ident">polygon</span>, <span class="ident">l</span>))) }) { <span class="prelude-val">Some</span>((<span class="ident">sidewalk_pos</span>, <span class="ident">driveway_geom</span>)) <span class="op">=</span><span class="op">></span> { <span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">buildings</span>[<span class="ident">id</span>.<span class="number">0</span>]; <span class="ident">b</span>.<span class="ident">sidewalk_pos</span> <span class="op">=</span> <span class="ident">sidewalk_pos</span>; <span class="ident">b</span>.<span class="ident">driveway_geom</span> <span class="op">=</span> <span class="ident">driveway_geom</span>.<span class="ident">to_polyline</span>(); } <span class="prelude-val">None</span> <span class="op">=</span><span class="op">></span> { <span class="comment">// TODO Not sure what to do here yet.</span> <span class="macro">error</span><span class="macro">!</span>(<span class="string">"{} isn't snapped to a sidewalk now!"</span>, <span class="ident">id</span>); } } } } <span class="doccomment">/// Recalculate the driveways of some parking lots after map edits.</span> <span class="kw">fn</span> <span class="ident">fix_parking_lot_driveways</span>(<span class="ident">map</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Map</span>, <span class="ident">input</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">ParkingLotID</span><span class="op">></span>) { <span class="comment">// TODO Partly copying from make/parking_lots.rs</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">center_per_lot</span>: <span class="ident">Vec</span><span class="op"><</span>(<span class="ident">ParkingLotID</span>, <span class="ident">HashablePt2D</span>)<span class="op">></span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">query</span>: <span class="ident">HashSet</span><span class="op"><</span><span class="ident">HashablePt2D</span><span class="op">></span> <span class="op">=</span> <span class="ident">HashSet</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">id</span> <span class="kw">in</span> <span class="ident">input</span> { <span class="kw">let</span> <span class="ident">center</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_pl</span>(<span class="ident">id</span>).<span class="ident">polygon</span>.<span class="ident">center</span>().<span class="ident">to_hashable</span>(); <span class="ident">center_per_lot</span>.<span class="ident">push</span>((<span class="ident">id</span>, <span class="ident">center</span>)); <span class="ident">query</span>.<span class="ident">insert</span>(<span class="ident">center</span>); } <span class="kw">let</span> <span class="ident">sidewalk_buffer</span> <span class="op">=</span> <span class="ident">Distance</span>::<span class="ident">meters</span>(<span class="number">7.5</span>); <span class="kw">let</span> <span class="ident">sidewalk_pts</span> <span class="op">=</span> <span class="ident">match_points_to_lanes</span>( <span class="ident">map</span>.<span class="ident">get_bounds</span>(), <span class="ident">query</span>, <span class="ident">map</span>.<span class="ident">all_lanes</span>(), <span class="op">|</span><span class="ident">l</span><span class="op">|</span> <span class="ident">l</span>.<span class="ident">is_walkable</span>(), <span class="ident">sidewalk_buffer</span>, <span class="ident">Distance</span>::<span class="ident">meters</span>(<span class="number">1000.0</span>), <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Timer</span>::<span class="ident">throwaway</span>(), ); <span class="kw">for</span> (<span class="ident">id</span>, <span class="ident">center</span>) <span class="kw">in</span> <span class="ident">center_per_lot</span> { <span class="kw">match</span> <span class="ident">snap_driveway</span>(<span class="ident">center</span>, <span class="kw-2">&</span><span class="ident">map</span>.<span class="ident">get_pl</span>(<span class="ident">id</span>).<span class="ident">polygon</span>, <span class="kw-2">&</span><span class="ident">sidewalk_pts</span>, <span class="ident">map</span>) { <span class="prelude-val">Ok</span>((<span class="ident">driveway_line</span>, <span class="ident">driving_pos</span>, <span class="ident">sidewalk_line</span>, <span class="ident">sidewalk_pos</span>)) <span class="op">=</span><span class="op">></span> { <span class="kw">let</span> <span class="ident">pl</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">map</span>.<span class="ident">parking_lots</span>[<span class="ident">id</span>.<span class="number">0</span>]; <span class="ident">pl</span>.<span class="ident">driveway_line</span> <span class="op">=</span> <span class="ident">driveway_line</span>; <span class="ident">pl</span>.<span class="ident">driving_pos</span> <span class="op">=</span> <span class="ident">driving_pos</span>; <span class="ident">pl</span>.<span class="ident">sidewalk_line</span> <span class="op">=</span> <span class="ident">sidewalk_line</span>; <span class="ident">pl</span>.<span class="ident">sidewalk_pos</span> <span class="op">=</span> <span class="ident">sidewalk_pos</span>; } <span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=</span><span class="op">></span> { <span class="comment">// TODO Not sure what to do here yet.</span> <span class="macro">error</span><span class="macro">!</span>(<span class="string">"{} isn't snapped to a sidewalk now: {}"</span>, <span class="ident">id</span>, <span class="ident">err</span>); } } } } <span class="kw">impl</span> <span class="ident">Map</span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_edits</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">MapEdits</span> { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">edits</span> <span class="op">=</span> <span class="ident">MapEdits</span>::<span class="ident">new</span>(); <span class="comment">// Automatically find a new filename</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">i</span> <span class="op">=</span> <span class="number">1</span>; <span class="kw">loop</span> { <span class="kw">let</span> <span class="ident">name</span> <span class="op">=</span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">"Untitled Proposal {}"</span>, <span class="ident">i</span>); <span class="kw">if</span> <span class="op">!</span><span class="ident">abstio</span>::<span class="ident">file_exists</span>(<span class="ident">abstio</span>::<span class="ident">path_edits</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">name</span>, <span class="kw-2">&</span><span class="ident">name</span>)) { <span class="ident">edits</span>.<span class="ident">edits_name</span> <span class="op">=</span> <span class="ident">name</span>; <span class="kw">return</span> <span class="ident">edits</span>; } <span class="ident">i</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>; } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_edits</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">MapEdits</span> { <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">edits</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">unsaved_edits</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">bool</span> { <span class="self">self</span>.<span class="ident">edits</span>.<span class="ident">edits_name</span>.<span class="ident">starts_with</span>(<span class="string">"Untitled Proposal"</span>) <span class="op">&&</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">edits</span>.<span class="ident">commands</span>.<span class="ident">is_empty</span>() } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_r_edit</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">r</span>: <span class="ident">RoadID</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditRoad</span> { <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">get_r</span>(<span class="ident">r</span>); <span class="ident">EditRoad</span> { <span class="ident">lanes_ltr</span>: <span class="ident">r</span>.<span class="ident">lane_specs</span>(<span class="self">self</span>), <span class="ident">speed_limit</span>: <span class="ident">r</span>.<span class="ident">speed_limit</span>, <span class="ident">access_restrictions</span>: <span class="ident">r</span>.<span class="ident">access_restrictions</span>.<span class="ident">clone</span>(), } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">edit_road_cmd</span><span class="op"><</span><span class="ident">F</span>: <span class="ident">Fn</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EditRoad</span>)<span class="op">></span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">r</span>: <span class="ident">RoadID</span>, <span class="ident">f</span>: <span class="ident">F</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditCmd</span> { <span class="kw">let</span> <span class="ident">old</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">get_r_edit</span>(<span class="ident">r</span>); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">new</span> <span class="op">=</span> <span class="ident">old</span>.<span class="ident">clone</span>(); <span class="ident">f</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">new</span>); <span class="ident">EditCmd</span>::<span class="ident">ChangeRoad</span> { <span class="ident">r</span>, <span class="ident">old</span>, <span class="ident">new</span> } } <span class="doccomment">/// Panics on borders</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_i_edit</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">i</span>: <span class="ident">IntersectionID</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditIntersection</span> { <span class="kw">match</span> <span class="self">self</span>.<span class="ident">get_i</span>(<span class="ident">i</span>).<span class="ident">intersection_type</span> { <span class="ident">IntersectionType</span>::<span class="ident">StopSign</span> <span class="op">=</span><span class="op">></span> <span class="ident">EditIntersection</span>::<span class="ident">StopSign</span>(<span class="self">self</span>.<span class="ident">get_stop_sign</span>(<span class="ident">i</span>).<span class="ident">clone</span>()), <span class="ident">IntersectionType</span>::<span class="ident">TrafficSignal</span> <span class="op">=</span><span class="op">></span> { <span class="ident">EditIntersection</span>::<span class="ident">TrafficSignal</span>(<span class="self">self</span>.<span class="ident">get_traffic_signal</span>(<span class="ident">i</span>).<span class="ident">export</span>(<span class="self">self</span>)) } <span class="ident">IntersectionType</span>::<span class="ident">Construction</span> <span class="op">=</span><span class="op">></span> <span class="ident">EditIntersection</span>::<span class="ident">Closed</span>, <span class="ident">IntersectionType</span>::<span class="ident">Border</span> <span class="op">=</span><span class="op">></span> <span class="macro">unreachable</span><span class="macro">!</span>(), } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">save_edits</span>(<span class="kw-2">&</span><span class="self">self</span>) { <span class="comment">// Don't overwrite the current edits with the compressed first. Otherwise, undo/redo order</span> <span class="comment">// in the UI gets messed up.</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">edits</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">edits</span>.<span class="ident">clone</span>(); <span class="ident">edits</span>.<span class="ident">commands</span>.<span class="ident">clear</span>(); <span class="ident">edits</span>.<span class="ident">compress</span>(<span class="self">self</span>); <span class="ident">edits</span>.<span class="ident">save</span>(<span class="self">self</span>); } <span class="doccomment">/// Returns (changed_roads, deleted_lanes, deleted_turns, added_turns, changed_intersections)</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">must_apply_edits</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_edits</span>: <span class="ident">MapEdits</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditEffects</span> { <span class="self">self</span>.<span class="ident">apply_edits</span>(<span class="ident">new_edits</span>, <span class="bool-val">true</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">try_apply_edits</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_edits</span>: <span class="ident">MapEdits</span>) { <span class="self">self</span>.<span class="ident">apply_edits</span>(<span class="ident">new_edits</span>, <span class="bool-val">false</span>); } <span class="comment">// new_edits don't necessarily have to be valid; this could be used for speculatively testing</span> <span class="comment">// edits. Doesn't update pathfinding yet.</span> <span class="kw">fn</span> <span class="ident">apply_edits</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw-2">mut</span> <span class="ident">new_edits</span>: <span class="ident">MapEdits</span>, <span class="ident">enforce_valid</span>: <span class="ident">bool</span>) <span class="op">-</span><span class="op">></span> <span class="ident">EditEffects</span> { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">effects</span> <span class="op">=</span> <span class="ident">EditEffects</span> { <span class="ident">changed_roads</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), <span class="ident">deleted_lanes</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), <span class="ident">changed_intersections</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), <span class="ident">added_turns</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), <span class="ident">deleted_turns</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), <span class="ident">resnapped_buildings</span>: <span class="bool-val">false</span>, <span class="ident">changed_parking_lots</span>: <span class="ident">BTreeSet</span>::<span class="ident">new</span>(), }; <span class="comment">// Short-circuit to avoid marking pathfinder_dirty</span> <span class="kw">if</span> <span class="self">self</span>.<span class="ident">edits</span> <span class="op">=</span><span class="op">=</span> <span class="ident">new_edits</span> { <span class="kw">return</span> <span class="ident">effects</span>; } <span class="comment">// We need to undo() all of the current commands in reverse order, then apply() all of the</span> <span class="comment">// new commands. But in many cases, new_edits is just the current edits with a few commands</span> <span class="comment">// at the end. So a simple optimization with equivalent behavior is to skip the common</span> <span class="comment">// prefix of commands.</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">start_at_idx</span> <span class="op">=</span> <span class="number">0</span>; <span class="kw">for</span> (<span class="ident">cmd1</span>, <span class="ident">cmd2</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">edits</span>.<span class="ident">commands</span>.<span class="ident">iter</span>().<span class="ident">zip</span>(<span class="ident">new_edits</span>.<span class="ident">commands</span>.<span class="ident">iter</span>()) { <span class="kw">if</span> <span class="ident">cmd1</span> <span class="op">=</span><span class="op">=</span> <span class="ident">cmd2</span> { <span class="ident">start_at_idx</span> <span class="op">+</span><span class="op">=</span> <span class="number">1</span>; } <span class="kw">else</span> { <span class="kw">break</span>; } } <span class="comment">// Undo existing edits</span> <span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="ident">start_at_idx</span>..<span class="self">self</span>.<span class="ident">edits</span>.<span class="ident">commands</span>.<span class="ident">len</span>() { <span class="self">self</span>.<span class="ident">edits</span> .<span class="ident">commands</span> .<span class="ident">pop</span>() .<span class="ident">unwrap</span>() .<span class="ident">undo</span>() .<span class="ident">apply</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">effects</span>, <span class="self">self</span>); } <span class="comment">// Apply new edits.</span> <span class="kw">for</span> <span class="ident">cmd</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">new_edits</span>.<span class="ident">commands</span>[<span class="ident">start_at_idx</span>..] { <span class="ident">cmd</span>.<span class="ident">apply</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">effects</span>, <span class="self">self</span>); } <span class="comment">// Might need to update bus stops.</span> <span class="kw">if</span> <span class="ident">enforce_valid</span> { <span class="kw">for</span> <span class="ident">id</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">effects</span>.<span class="ident">changed_roads</span> { <span class="kw">let</span> <span class="ident">stops</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">get_r</span>(<span class="kw-2">*</span><span class="ident">id</span>).<span class="ident">all_bus_stops</span>(<span class="self">self</span>); <span class="kw">for</span> <span class="ident">s</span> <span class="kw">in</span> <span class="ident">stops</span> { <span class="kw">let</span> <span class="ident">sidewalk_pos</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">get_bs</span>(<span class="ident">s</span>).<span class="ident">sidewalk_pos</span>; <span class="comment">// Must exist, because we aren't allowed to orphan a bus stop.</span> <span class="kw">let</span> <span class="ident">driving_lane</span> <span class="op">=</span> <span class="self">self</span> .<span class="ident">get_r</span>(<span class="kw-2">*</span><span class="ident">id</span>) .<span class="ident">find_closest_lane</span>( <span class="ident">sidewalk_pos</span>.<span class="ident">lane</span>(), <span class="op">|</span><span class="ident">l</span><span class="op">|</span> <span class="ident">PathConstraints</span>::<span class="ident">Bus</span>.<span class="ident">can_use</span>(<span class="ident">l</span>, <span class="self">self</span>), <span class="self">self</span>, ) .<span class="ident">unwrap</span>(); <span class="kw">let</span> <span class="ident">driving_pos</span> <span class="op">=</span> <span class="ident">sidewalk_pos</span>.<span class="ident">equiv_pos</span>(<span class="ident">driving_lane</span>, <span class="self">self</span>); <span class="self">self</span>.<span class="ident">bus_stops</span>.<span class="ident">get_mut</span>(<span class="kw-2">&</span><span class="ident">s</span>).<span class="ident">unwrap</span>().<span class="ident">driving_pos</span> <span class="op">=</span> <span class="ident">driving_pos</span>; } } } <span class="kw">let</span> <span class="ident">merge_zones_changed</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">edits</span>.<span class="ident">merge_zones</span> <span class="op">!</span><span class="op">=</span> <span class="ident">new_edits</span>.<span class="ident">merge_zones</span>; <span class="ident">new_edits</span>.<span class="ident">update_derived</span>(<span class="self">self</span>); <span class="self">self</span>.<span class="ident">edits</span> <span class="op">=</span> <span class="ident">new_edits</span>; <span class="self">self</span>.<span class="ident">pathfinder_dirty</span> <span class="op">=</span> <span class="bool-val">true</span>; <span class="comment">// Update zones after setting the new edits, since it'll pull merge_zones from there</span> <span class="kw">if</span> <span class="op">!</span><span class="ident">effects</span>.<span class="ident">changed_roads</span>.<span class="ident">is_empty</span>() <span class="op">|</span><span class="op">|</span> <span class="ident">merge_zones_changed</span> { <span class="self">self</span>.<span class="ident">zones</span> <span class="op">=</span> <span class="ident">Zone</span>::<span class="ident">make_all</span>(<span class="self">self</span>); } <span class="comment">// Some of these might've been added, then later deleted.</span> <span class="ident">retain_btreeset</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">effects</span>.<span class="ident">added_turns</span>, <span class="op">|</span><span class="ident">t</span><span class="op">|</span> <span class="self">self</span>.<span class="ident">turns</span>.<span class="ident">contains_key</span>(<span class="ident">t</span>)); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">more_changed_intersections</span> <span class="op">=</span> <span class="ident">Vec</span>::<span class="ident">new</span>(); <span class="kw">for</span> <span class="ident">t</span> <span class="kw">in</span> <span class="ident">effects</span> .<span class="ident">deleted_turns</span> .<span class="ident">iter</span>() .<span class="ident">chain</span>(<span class="ident">effects</span>.<span class="ident">added_turns</span>.<span class="ident">iter</span>()) { <span class="ident">more_changed_intersections</span>.<span class="ident">push</span>(<span class="ident">t</span>.<span class="ident">parent</span>); } <span class="ident">effects</span> .<span class="ident">changed_intersections</span> .<span class="ident">extend</span>(<span class="ident">more_changed_intersections</span>); <span class="ident">effects</span> } <span class="doccomment">/// This can expensive, so don't constantly do it while editing in the UI. But this must happen</span> <span class="doccomment">/// before the simulation resumes.</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">recalculate_pathfinding_after_edits</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">timer</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Timer</span>) { <span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">pathfinder_dirty</span> { <span class="kw">return</span>; } <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">pathfinder</span> <span class="op">=</span> <span class="ident">std</span>::<span class="ident">mem</span>::<span class="ident">replace</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">pathfinder</span>, <span class="ident">Pathfinder</span>::<span class="ident">Dijkstra</span>); <span class="ident">pathfinder</span>.<span class="ident">apply_edits</span>(<span class="self">self</span>, <span class="ident">timer</span>); <span class="self">self</span>.<span class="ident">pathfinder</span> <span class="op">=</span> <span class="ident">pathfinder</span>; <span class="comment">// Also recompute blackholes. This is cheap enough to do from scratch.</span> <span class="ident">timer</span>.<span class="ident">start</span>(<span class="string">"recompute blackholes"</span>); <span class="kw">for</span> <span class="ident">l</span> <span class="kw">in</span> <span class="self">self</span>.<span class="ident">lanes</span>.<span class="ident">values_mut</span>() { <span class="ident">l</span>.<span class="ident">driving_blackhole</span> <span class="op">=</span> <span class="bool-val">false</span>; <span class="ident">l</span>.<span class="ident">biking_blackhole</span> <span class="op">=</span> <span class="bool-val">false</span>; } <span class="kw">for</span> <span class="ident">l</span> <span class="kw">in</span> <span class="ident">connectivity</span>::<span class="ident">find_scc</span>(<span class="self">self</span>, <span class="ident">PathConstraints</span>::<span class="ident">Car</span>).<span class="number">1</span> { <span class="self">self</span>.<span class="ident">lanes</span>.<span class="ident">get_mut</span>(<span class="kw-2">&</span><span class="ident">l</span>).<span class="ident">unwrap</span>().<span class="ident">driving_blackhole</span> <span class="op">=</span> <span class="bool-val">true</span>; } <span class="kw">for</span> <span class="ident">l</span> <span class="kw">in</span> <span class="ident">connectivity</span>::<span class="ident">find_scc</span>(<span class="self">self</span>, <span class="ident">PathConstraints</span>::<span class="ident">Bike</span>).<span class="number">1</span> { <span class="self">self</span>.<span class="ident">lanes</span>.<span class="ident">get_mut</span>(<span class="kw-2">&</span><span class="ident">l</span>).<span class="ident">unwrap</span>().<span class="ident">biking_blackhole</span> <span class="op">=</span> <span class="bool-val">true</span>; } <span class="ident">timer</span>.<span class="ident">stop</span>(<span class="string">"recompute blackholes"</span>); <span class="self">self</span>.<span class="ident">pathfinder_dirty</span> <span class="op">=</span> <span class="bool-val">false</span>; } <span class="doccomment">/// Since the player is in the middle of editing, the signal may not be valid. Don't go through</span> <span class="doccomment">/// the entire apply_edits flow.</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">incremental_edit_traffic_signal</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">signal</span>: <span class="ident">ControlTrafficSignal</span>) { <span class="macro">assert_eq</span><span class="macro">!</span>( <span class="self">self</span>.<span class="ident">get_i</span>(<span class="ident">signal</span>.<span class="ident">id</span>).<span class="ident">intersection_type</span>, <span class="ident">IntersectionType</span>::<span class="ident">TrafficSignal</span> ); <span class="self">self</span>.<span class="ident">traffic_signals</span>.<span class="ident">insert</span>(<span class="ident">signal</span>.<span class="ident">id</span>, <span class="ident">signal</span>); } } </pre></div> </section><section id="search" class="content hidden"></section><section class="footer"></section><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="map_model" data-search-js="../../../search-index.js"></div> <script src="../../../main.js"></script><script src="../../../source-script.js"></script><script src="../../../source-files.js"></script></body></html>