Base Site Upload
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<link href="style.css" rel="stylesheet" type="text/css" media="all">
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<title>Derail Valley Community Map</title>
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<script type="module" src="index.js"></script>
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</head>
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<body>
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<div id="mapContainer">
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<svg id="map" xmlns="http://www.w3.org/2000/svg" width="1000" height="1000" viewBox="0 0 10000 10000">
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<style>
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:root{
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--grade_flat: #ffff;
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--grade_0: #fdffde;
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--grade_1: #f8ff99;
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--grade_2: #edfc1b;
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--grade_3: #fcb520;
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--grade_4: #f07837;
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--grade_5: #e66441;
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--grade_6: #ce3f57;
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--grade_7: #c33577;
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--grade_8: #a3008d;
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--grade_9: #690097;
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}
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.sign, .rail, .signText{
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cursor: default;
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}
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.signText{
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fill:#000;
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font: 60px Arial;
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font-weight: bold;
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}
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.signText.gradeSign{
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font-size: 30px;
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stroke:#fff;
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stroke-width: 6px;
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paint-order: stroke fill;
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}
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.rail{
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fill: none;
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}
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.rail.grade_flat{
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stroke: var(--grade_flat);
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}
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.rail.grade_0{
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stroke: var(--grade_0);
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}
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.rail.grade_1{
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stroke: var(--grade_1);
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}
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.rail.grade_2{
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stroke: var(--grade_2);
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}
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.rail.grade_3{
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stroke: var(--grade_3);
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}
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.rail.grade_4{
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stroke: var(--grade_4);
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}
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.rail.grade_5{
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stroke: var(--grade_5);
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}
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.rail.grade_6{
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stroke: var(--grade_6);
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}
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.rail.grade_7{
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stroke: var(--grade_7);
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}
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.rail.grade_8{
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stroke: var(--grade_8);
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}
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.rail.grade_9{
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stroke: var(--grade_9);
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}
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.gradeSign.grade_0{
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fill: var(--grade_0);
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}
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.gradeSign.grade_1{
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fill: var(--grade_1);
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}
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.gradeSign.grade_2{
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fill: var(--grade_2);
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}
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.gradeSign.grade_3{
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fill: var(--grade_3);
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}
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.gradeSign.grade_4{
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fill: var(--grade_4);
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}
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.gradeSign.grade_5{
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fill: var(--grade_5);
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}
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.gradeSign.grade_6{
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fill: var(--grade_6);
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}
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.gradeSign.grade_7{
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fill: var(--grade_7);
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}
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.gradeSign.grade_8{
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fill: var(--grade_8);
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}
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.gradeSign.grade_9{
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fill: var(--grade_9);
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}
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</style>
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<style id="zoomStyle"></style>
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<defs>
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<g id="gradeArrow" transform="scale(10)" viewBox="0 0 10 10" refX="5" refY="5">
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<path d="M 0 -5 L 3 4 L -3 4 z"/>
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</g>
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<g id="speedSign" transform="scale(15)" viewBox="0 0 10 10" refX="5" refY="5" style="fill:#fff; stroke:#e73819">
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<circle cx="0" cy="0" r="3"/>
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</g>
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<g id="speedSignWarning" transform="scale(15)" viewBox="0 0 10 10" refX="5" refY="5" style="fill:#702012; stroke:#e73819">
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<circle cx="0" cy="0" r="3"/>
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</g>
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<g id="speedSign_1" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSignWarning"></use>
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<text class="signText" style="fill:#fff;transform:translate(-15px, 20px)">1</text>
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</g>
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<g id="speedSign_2" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSignWarning"></use>
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<text class="signText" style="fill:#fff;transform:translate(-15px, 20px)">2</text>
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</g>
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<g id="speedSign_3" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSignWarning"></use>
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<text class="signText" style="fill:#fff;transform:translate(-15px, 20px)">3</text>
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</g>
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<g id="speedSign_4" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-15px, 20px)">4</text>
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</g>
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<g id="speedSign_5" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-16px, 20px)">5</text>
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</g>
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<g id="speedSign_6" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-15px, 20px)">6</text>
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</g>
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<g id="speedSign_7" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-15px, 20px)">7</text>
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</g>
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<g id="speedSign_8" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-16px, 20px)">8</text>
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</g>
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<g id="speedSign_9" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-15px, 20px)">9</text>
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</g>
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<g id="speedSign_10" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-35px, 20px)">10</text>
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</g>
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<g id="speedSign_12" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
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<use href="#speedSign"></use>
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<text class="signText" style="transform:translate(-35px, 20px)">12</text>
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</g>
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</defs>
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</svg>
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</div>
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<div id="headerbar">
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<div>
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DV Community Map
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</div>
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</div>
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<div id="footer">
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Map v0.1 alpha
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<br>
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Updated for Game Build 99.3
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</div>
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</body>
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</html>
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@@ -0,0 +1,373 @@
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'use strict';
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import * as Vector from './js/vectorlib.js';
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import * as Bezier from './js/bezierlib.js';
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import * as Utils from './js/utillib.js';
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// CONFIG
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const bezierGradeResolution = 80;
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const bezierLengthResolution = 80;
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const bezierCurvatureResolution = 80;
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const padding = 500;
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const zoomFactor = 1.2;
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const trackWidth = {
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base: 90,
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min: 3,
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max: 90,
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}
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const signSize = {
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base: 4,
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min: 0.05,
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max: 2.4
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}
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const zoomThresholds = [
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{zoom:1, distance:500},
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{zoom:1.25, distance:200},
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{zoom:1.5, distance:130},
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{zoom:2.5, distance:80},
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{zoom:5, distance:40},
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{zoom:20, distance:20},
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{zoom:60, distance:10},
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];
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const scaleCullThresholds = {
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[1.0]: 500,
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[1.25]: 200,
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[1.5]: 130,
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[2.5]: 80,
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[5]: 40,
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[20]: 20,
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[60]: 10
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}
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// CODE
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const map = document.getElementById('map');
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const map_container = document.getElementById('mapContainer');
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const svgns = map.getAttribute('xmlns');
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const map_rails = document.createElementNS(svgns, 'g');
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map_rails.setAttribute('id', 'map_rails');
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map.appendChild(map_rails);
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const map_markers = document.createElementNS(svgns, 'g');
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map_markers.setAttribute('id', 'map_markers');
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map.appendChild(map_markers);
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let mapData = [];
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let poiData = [];
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let tracks = [];
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let markers = [];
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let previousMapScale = -1;
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document.addEventListener('DOMContentLoaded', () => {
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loadTrackData('trackdata_dv.json');
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mapScrollSetup();
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});
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async function loadTrackData(file){
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mapData = await (await fetch(new Request(file))).json();
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establishDimensions();
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fillSvg();
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}
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/** Handling for the map scrolling and zooming */
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function mapScrollSetup(){
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let mapNav = {x:0, y:0, scale:1};
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let prevMouse = {x:0, y:0, scale:1};
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let scrollDat = {ticking:false};
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const mouseDownHandler = e => {
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map_container.style.cursor = 'grabbing';
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prevMouse.x = e.clientX;
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prevMouse.y = e.clientY;
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document.addEventListener('mousemove', mouseMoveHandler);
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document.addEventListener('mouseup', mouseUpHandler);
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};
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const mouseMoveHandler = e => {
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mapNav.x += prevMouse.x-e.clientX;
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mapNav.y += prevMouse.y-e.clientY;
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updateMapview(mapNav);
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prevMouse.x = e.clientX;
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prevMouse.y = e.clientY;
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};
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const mouseUpHandler = () => {
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map_container.style.removeProperty('cursor');
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document.removeEventListener('mousemove', mouseMoveHandler);
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document.removeEventListener('mouseup', mouseUpHandler);
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};
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const zoomHandler = e => {
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if(!scrollDat.ticking){
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scrollDat.ticking = true;
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let rect = map_container.getBoundingClientRect();
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let cursorLocal = {
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x: -e.clientX - rect.left,
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y: -e.clientY - rect.top
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};
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let scaleMult = 1;
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if(e.deltaY < 0){
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scaleMult = zoomFactor;
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}else if(e.deltaY > 0){
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scaleMult = 1/zoomFactor;
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}
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mapNav.x = cursorLocal.x - scaleMult * (cursorLocal.x-mapNav.x);
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mapNav.y = cursorLocal.y - scaleMult * (cursorLocal.y-mapNav.y);
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mapNav.scale *= scaleMult;
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updateMapview(mapNav);
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setTimeout(() => {
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scrollDat.ticking = false;
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}, 20);
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}
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};
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map_container.addEventListener('mousedown', mouseDownHandler);
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map_container.addEventListener('wheel', zoomHandler);
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}
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/** Readjust map view to focus on position */
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function updateMapview(navData = {x:0, y:0, scale:1}){
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map.style.transform = `translate(${-navData.x}px, ${-navData.y}px) scale(${navData.scale})`;
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if(navData.scale !== previousMapScale){
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let dirtyScale = previousMapScale < 0;
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for(const cullThreshold in scaleCullThresholds){
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if(dirtyScale || (previousMapScale < cullThreshold && navData.scale > cullThreshold) || (previousMapScale > cullThreshold && navData.scale < cullThreshold)){
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dirtyScale = true;
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break;
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}
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}
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map_rails.setAttribute('stroke-width', Utils.clamp(trackWidth.base/navData.scale, trackWidth.min, trackWidth.max));
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if(dirtyScale){
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let zoomThresholdStyles = '';
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for(let i=0; i<zoomThresholds.length; i++){
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zoomThresholdStyles += `\n.zoomThreshold_${i}{display:${navData.scale > zoomThresholds[i].zoom ? 'unset' : 'none'}}`;
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}
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map.getElementById('zoomStyle').innerHTML = `
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.sign{
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transform: scale(${Utils.clamp(signSize.base/navData.scale, signSize.min, signSize.max)});
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}${zoomThresholdStyles}
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`;
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}
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previousMapScale = navData.scale;
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}
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}
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/** Get the bounding box of all the tracks, and set the map bounds accordingly. Also flips the Y axis.
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* **Note:** Does NOT evaluate beziers, uses the control points only.
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*/
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function establishDimensions(){
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let minX = Infinity;
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let minY = Infinity;
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let minAlt = Infinity;
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let maxX = -Infinity;
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let maxY = -Infinity;
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let maxAlt = -Infinity;
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for(const obj of mapData){
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for(const point of obj.points){
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minX = Math.min(minX, point[0].x, point[1].x, point[2].x);
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minY = Math.min(minY, point[0].z, point[1].z, point[2].z);
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minAlt = Math.min(minAlt, point[0].y, point[1].y, point[2].y);
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maxX = Math.max(maxX, point[0].x, point[1].x, point[2].x);
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maxY = Math.max(maxY, point[0].z, point[1].z, point[2].z);
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maxAlt = Math.max(maxAlt, point[0].y, point[1].y, point[2].y);
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}
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}
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let width = maxX-minX;
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let height = maxY-minY;
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map.setAttribute('viewBox', `${minX-padding} ${minY-padding} ${width+2*padding} ${height+2*padding}`);
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/*updateMapview({
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x: map_container.width/2-map.getAttribute('width')/2,
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y: map_container.height/2-map.getAttribute('height')/2,
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scale: 1
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});*/
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updateMapview();
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console.log(`(${minX}, ${minY}) to (${maxX}, ${maxY}). Altitude from ${minAlt} to ${maxAlt}`);
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// Flip the z coordinate so the map doesn't display upside-down
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for(const obj of mapData){
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for(const point of obj.points){
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point[0].z = minY+maxY-point[0].z;
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point[1].z = minY+maxY-point[1].z;
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point[2].z = minY+maxY-point[2].z;
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}
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}
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}
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/** Populate the SVG data */
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function fillSvg(){
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for(const obj of mapData){
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switch(obj.type){
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case 'bezier':
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drawTracks(obj);
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break;
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}
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}
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sortTracks();
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cleanMarkers();
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drawMarkers();
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}
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/** Insert individual rail paths, as well as creating signage data for each path*/
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function drawTracks(bezierData){
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const trackCol = Utils.rgba2hex(Math.random(),Math.random(),Math.random(),1.0);
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for(let i=0; i+1<bezierData.points.length; i++){
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const bezStart = bezierData.points[i][0];
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const bezHandle1 = bezierData.points[i][2];
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const bezHandle2 = bezierData.points[i+1][1];
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const bezEnd = bezierData.points[i+1][0];
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let newBezier = document.createElementNS(svgns, 'path');
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let genPath = 'M ';
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genPath += `${bezStart.x} ${bezStart.z} `;
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genPath += `C ${bezHandle1.x} ${bezHandle1.z} ${bezHandle2.x} ${bezHandle2.z} ${bezEnd.x} ${bezEnd.z} `;
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let grade = Bezier.estimateMaxGrade(bezStart, bezHandle1, bezHandle2, bezEnd, bezierGradeResolution);
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let gradeClass = Utils.gradeToClass(grade);
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let length = Bezier.estimateLength(bezStart, bezHandle1, bezHandle2, bezEnd, bezierLengthResolution);
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let curvature = Bezier.estimateMaxCurvature(bezStart, bezHandle1, bezHandle2, bezEnd, bezierCurvatureResolution);
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newBezier.setAttribute('d', genPath);
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newBezier.classList.add('rail');
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newBezier.classList.add(gradeClass ?? 'grade_flat');
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//newBezier.setAttribute('stroke', Utils.rgba2hex(grade*50*0,(bezStart.y-113)/(252-113),length*0.01*0,1.0));
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//newBezier.setAttribute('stroke', Utils.rgba2hex((1/curvature) * 100,0,0,1.0));
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//newBezier.setAttribute('stroke', trackCol);
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//newBezier.setAttribute('data-grade', grade);
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//newBezier.setAttribute('data-length', length);
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//newBezier.setAttribute('data-maxradius', 1/curvature);
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tracks.push([(bezStart.y+bezEnd.y)*0.5, newBezier]);
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||||
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// Curve tooltip
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let title = document.createElementNS(svgns, 'title');
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title.innerHTML = [
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`"${bezierData.name}"`,
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`Max Grade: ${Math.round(grade*1000)/10}%`,
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||||
`Min Radius: ${Math.round(1/curvature)} meters`,
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`Top Speed: ${Utils.radiusToSpeed(1/curvature)} km/h`,
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||||
`Length: ${Math.round(length*10)/10} meters`,
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`Altitude: ${Math.round((bezStart.y+bezEnd.y)*0.5)} meters`,
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||||
].join('\n');
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newBezier.appendChild(title);
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||||
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||||
// Add Signage
|
||||
if(grade > 0.001){
|
||||
markers.push({
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||||
type: 'grade',
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||||
value: grade,
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||||
class: gradeClass,
|
||||
position: Bezier.evaluatePoint(bezStart, bezHandle1, bezHandle2, bezEnd, 0.5),
|
||||
tangent: grade > 0
|
||||
?
|
||||
Bezier.evaluateVelocity(bezStart, bezHandle1, bezHandle2, bezEnd, 0.5)
|
||||
:
|
||||
Bezier.evaluateVelocity(bezEnd, bezHandle2, bezHandle1,bezStart, 0.5)
|
||||
});
|
||||
}
|
||||
markers.push({
|
||||
type: 'speed',
|
||||
value: Utils.radiusToSpeed(1/curvature),
|
||||
position: Bezier.evaluatePoint(bezStart, bezHandle1, bezHandle2, bezEnd, 0.5),
|
||||
tangent: Bezier.evaluateVelocity(bezStart, bezHandle1, bezHandle2, bezEnd, 0.5)
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
/** Sort the tracks and put them into the svg */
|
||||
function sortTracks(){
|
||||
tracks.sort((a,b) => {
|
||||
return a[0]-b[0];
|
||||
});
|
||||
for(const track of tracks){
|
||||
map_rails.appendChild(track[1]);
|
||||
}
|
||||
}
|
||||
|
||||
/** Hide extraneous signage, reducing clutter. */
|
||||
function cleanMarkers(){
|
||||
let roughDist = 0;
|
||||
for(let i=0; i<markers.length; i++){
|
||||
markers[i].crowdingScore = 0;
|
||||
markers[i].nearestDist = 100000;
|
||||
for(let j=0; j<markers.length; j++){
|
||||
if(i != j && markers[i].type == markers[j].type){
|
||||
roughDist = Vector.roughDistance(markers[i].position, markers[j].position);
|
||||
markers[i].crowdingScore += 1/roughDist;
|
||||
if(roughDist < markers[i].nearestDist){
|
||||
markers[i].nearestDist = roughDist;
|
||||
markers[i].nearest = markers[j];
|
||||
}
|
||||
}
|
||||
}
|
||||
//let randomZoomThreshold = Utils.randomRange(1, 5);
|
||||
//if(randomZoomThreshold < 4) markers[i].skip = true;
|
||||
/*
|
||||
for(let j=0; j<markers.length; j++){
|
||||
if(i != j && !markers[j].skip && markers[i].type == markers[j].type){
|
||||
|
||||
if(Vector.isWithinAARange(markers[i].position, markers[j].position, 120)){
|
||||
if(markers[i].type == 'grade'){
|
||||
if(Math.abs(markers[j].value) > Math.abs(markers[i].value)) markers[i].skip = true;
|
||||
else markers[j].skip = true;
|
||||
}else if(markers[i].type == 'speed'){
|
||||
if(markers[j].value > markers[i].value) markers[j].skip = true;
|
||||
else markers[i].skip = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
}*/
|
||||
}
|
||||
}
|
||||
|
||||
/** Create the signage */
|
||||
function drawMarkers(){
|
||||
const gradeSigns = document.createElementNS(svgns, 'g');
|
||||
gradeSigns.setAttribute('id', 'grade_Signs');
|
||||
map_markers.appendChild(gradeSigns);
|
||||
const speedSigns = document.createElementNS(svgns, 'g');
|
||||
speedSigns.setAttribute('id', 'speed_signs');
|
||||
map_markers.appendChild(speedSigns);
|
||||
for(const markerData of markers){
|
||||
//if(markerData.skip) continue;
|
||||
let marker = document.createElementNS(svgns, 'g');
|
||||
let markerImg = document.createElementNS(svgns, 'use');
|
||||
let title = document.createElementNS(svgns, 'title');
|
||||
let text = document.createElementNS(svgns, 'text');
|
||||
marker.appendChild(markerImg);
|
||||
marker.appendChild(text);
|
||||
marker.appendChild(title);
|
||||
marker.setAttribute('transform', `translate(${markerData.position.x} ${markerData.position.z})`);
|
||||
// Grade signs
|
||||
if(markerData.type == 'grade'){
|
||||
markerImg.setAttribute('href', '#gradeArrow');
|
||||
markerImg.classList.add('sign', 'gradeSign');
|
||||
text.classList.add('signText', 'gradeSign');
|
||||
if(markerData.class) markerImg.classList.add(markerData.class);
|
||||
const tanLen = Math.sqrt(markerData.tangent.x*markerData.tangent.x + markerData.tangent.z*markerData.tangent.z) * Math.sign(markerData.tangent.y);
|
||||
const rot = Math.atan2(markerData.tangent.x/tanLen, -markerData.tangent.z/tanLen) * (180/Math.PI);
|
||||
marker.setAttribute('transform', `translate(${markerData.position.x} ${markerData.position.z}) rotate(${rot})`);
|
||||
text.setAttribute('transform', `rotate(${-rot})`);
|
||||
title.innerHTML = `${Math.round(markerData.value*1000)/10}%`;
|
||||
text.innerHTML = `${Math.round(markerData.value*1000)/10}`;
|
||||
gradeSigns.appendChild(marker);
|
||||
// Speed Signs
|
||||
}else if(markerData.type == 'speed'){
|
||||
markerImg.setAttribute('href', `#speedSign_${Math.round(markerData.value/10)}`);
|
||||
markerImg.classList.add('sign', 'speedSign');
|
||||
text.classList.add('signText', 'speedSign');
|
||||
title.innerHTML = `${Math.round(markerData.value)} km/h`;
|
||||
/*let offset = Vector.normalize({x:markerData.tangent.z, y:0, z:-markerData.tangent.x});
|
||||
marker.setAttribute('transform', `translate(${markerData.position.x + offset.x*100} ${markerData.position.z + offset.z*50})`);*/
|
||||
marker.setAttribute('transform', `translate(${markerData.position.x} ${markerData.position.z})`);
|
||||
speedSigns.appendChild(marker);
|
||||
}
|
||||
|
||||
for(let i=zoomThresholds.length-1; i>= 0; i--){
|
||||
if(markerData.nearestDist < zoomThresholds[i].distance || i==0){
|
||||
title.innerHTML += `\n${markerData.nearestDist}`;
|
||||
marker.classList.add(`zoomThreshold_${i}`);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
+132
@@ -0,0 +1,132 @@
|
||||
'use strict';
|
||||
import * as Vector from './vectorlib.js';
|
||||
/** A 3D vector
|
||||
* @typedef {Object} Vector
|
||||
* @property {number} x
|
||||
* @property {number} y
|
||||
* @property {number} z
|
||||
*/
|
||||
|
||||
/** Estimate the maximum grade of the bezier.
|
||||
* @param {Vector} p1 - Start
|
||||
* @param {Vector} h1 - Handle 1
|
||||
* @param {Vector} h2 - Handle 2
|
||||
* @param {Vector} p2 - End
|
||||
* @param {number} iterationCount - How many steps along the bezier to check
|
||||
* @returns {number} Grade as a decimal
|
||||
*/
|
||||
export function estimateMaxGrade(p1, h1, h2, p2, iterationCount = 50){
|
||||
let grade = 0;
|
||||
let totalGrade = 0;
|
||||
for(let i=0; i<=iterationCount; i++){
|
||||
let tan = evaluateVelocity(p1, h1, h2, p2, i/iterationCount);
|
||||
let newGrade = Math.abs(tan.y)/Math.sqrt(tan.x*tan.x + tan.z*tan.z);
|
||||
grade = Math.max(grade, newGrade);
|
||||
totalGrade += newGrade;
|
||||
}
|
||||
return grade;
|
||||
}
|
||||
|
||||
/** Estimate the length of the bezier.
|
||||
* @param {Vector} p1 - Start
|
||||
* @param {Vector} h1 - Handle 1
|
||||
* @param {Vector} h2 - Handle 2
|
||||
* @param {Vector} p2 - End
|
||||
* @param {number} iterationCount - How many steps along the bezier to check
|
||||
* @returns {number} Length
|
||||
*/
|
||||
export function estimateLength(p1, h1, h2, p2, iterationCount = 50){
|
||||
let length = 0;
|
||||
let prevPos = p1;
|
||||
let curPos = {};
|
||||
for(let i=1; i<=iterationCount; i++){
|
||||
curPos = evaluatePoint(p1, h1, h2, p2, i/iterationCount);
|
||||
length += Vector.distance(prevPos, curPos);
|
||||
prevPos = curPos;
|
||||
}
|
||||
return length;
|
||||
}
|
||||
|
||||
/** Estimate the maximum 3D curvature of the bezier.
|
||||
* @param {Vector} p1 - Start
|
||||
* @param {Vector} h1 - Handle 1
|
||||
* @param {Vector} h2 - Handle 2
|
||||
* @param {Vector} p2 - End
|
||||
* @param {number} iterationCount - How many steps along the bezier to check
|
||||
* @returns {number} Curvature, take `1/curvature` to get radius.
|
||||
*/
|
||||
export function estimateMaxCurvature(p1, h1, h2, p2, iterationCount = 50){
|
||||
let curvature = 0;
|
||||
let t = 0;
|
||||
let vel = {};
|
||||
for(let i=0; i<iterationCount; i++){
|
||||
t = i/iterationCount;
|
||||
vel = evaluateVelocity(p1, h1, h2, p2, t);
|
||||
curvature = Math.max(curvature,
|
||||
Vector.length(Vector.cross(vel, evaluateAcceleration(p1, h1, h2, p2, t)))
|
||||
/Math.pow(Vector.length(vel),3));
|
||||
}
|
||||
return curvature;
|
||||
}
|
||||
|
||||
/** Evaluate the bezier at `t`, getting position.
|
||||
* @param {Vector} p1 - Start
|
||||
* @param {Vector} h1 - Handle 1
|
||||
* @param {Vector} h2 - Handle 2
|
||||
* @param {Vector} p2 - End
|
||||
* @param {number} t - 0 to 1 of how far into the curve to check.
|
||||
* @returns {Vector}
|
||||
*/
|
||||
export function evaluatePoint(p1, h1, h2, p2, t){
|
||||
let result = {};
|
||||
let t3 = t*t*t;
|
||||
let t2 = t*t;
|
||||
let p1v = -t3 + 3*t2 - 3*t + 1;
|
||||
let h1v = 3*t3 - 6*t2 + 3*t;
|
||||
let h2v = -3*t3 + 3*t2;
|
||||
for(const axis of ['x', 'y', 'z']){
|
||||
result[axis] = p1[axis]*p1v + h1[axis]*h1v + h2[axis]*h2v + p2[axis]*t3;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
/** Evaluate the bezier's first derivative at `t`, getting velocity.
|
||||
* @param {Vector} p1 - Start
|
||||
* @param {Vector} h1 - Handle 1
|
||||
* @param {Vector} h2 - Handle 2
|
||||
* @param {Vector} p2 - End
|
||||
* @param {number} t - 0 to 1 of how far into the curve to check.
|
||||
* @returns {Vector}
|
||||
*/
|
||||
export function evaluateVelocity(p1, h1, h2, p2, t){
|
||||
let result = {};
|
||||
let t2 = t*t;
|
||||
let p1v = -3*t2 + 6*t -3;
|
||||
let h1v = 9*t2 - 12*t +3;
|
||||
let h2v = -9*t2 + 6*t;
|
||||
let p2v = 3*t2;
|
||||
for(const axis of ['x', 'y', 'z']){
|
||||
result[axis] = p1[axis]*p1v + h1[axis]*h1v + h2[axis]*h2v + p2[axis]*p2v;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
/** Evaluate the bezier's second derivative at `t`, getting acceleration.
|
||||
* @param {Vector} p1 - Start
|
||||
* @param {Vector} h1 - Handle 1
|
||||
* @param {Vector} h2 - Handle 2
|
||||
* @param {Vector} p2 - End
|
||||
* @param {number} t - 0 to 1 of how far into the curve to check.
|
||||
* @returns {Vector}
|
||||
*/
|
||||
export function evaluateAcceleration(p1, h1, h2, p2, t){
|
||||
let result = {};
|
||||
let p1v = -6*t + 6;
|
||||
let h1v = 18*t -12;
|
||||
let h2v = -18*t + 6;
|
||||
let p2v = 6*t;
|
||||
for(const axis of ['x', 'y', 'z']){
|
||||
result[axis] = p1[axis]*p1v + h1[axis]*h1v + h2[axis]*h2v + p2[axis]*p2v;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
@@ -0,0 +1,63 @@
|
||||
'use strict';
|
||||
|
||||
const gradeIncrements = [
|
||||
0.0498,
|
||||
0.04,
|
||||
0.035,
|
||||
0.03,
|
||||
0.025,
|
||||
0.02,
|
||||
0.015,
|
||||
0.01,
|
||||
0.005,
|
||||
0.001
|
||||
]
|
||||
|
||||
export function randomRange(min=0.0, max=1.0){
|
||||
return Math.random()*(max-min) + min;
|
||||
}
|
||||
|
||||
export function rgba2hex(r,g,b,a=1.0){
|
||||
r = Math.min(Math.max(r,0),1);
|
||||
g = Math.min(Math.max(g,0),1);
|
||||
b = Math.min(Math.max(b,0),1);
|
||||
a = Math.min(Math.max(a,0),1);
|
||||
return `#${
|
||||
Math.round(r*255).toString(16).padStart(2, '0').substring(0,2)
|
||||
}${
|
||||
Math.round(g*255).toString(16).padStart(2, '0').substring(0,2)
|
||||
}${
|
||||
Math.round(b*255).toString(16).padStart(2, '0').substring(0,2)
|
||||
}${
|
||||
Math.round(a*255).toString(16).padStart(2, '0').substring(0,2)
|
||||
}`;
|
||||
}
|
||||
|
||||
export function gradeToClass(grade){
|
||||
let result = '';
|
||||
for(let j=0; j<gradeIncrements.length; j++){
|
||||
if(grade > gradeIncrements[j]){
|
||||
result = `grade_${gradeIncrements.length-(j+1)}`;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if(result) return result;
|
||||
}
|
||||
|
||||
export function radiusToSpeed(radius){
|
||||
if(radius < 50) return 10;
|
||||
else if(radius < 70) return 20;
|
||||
else if(radius < 95) return 30;
|
||||
else if(radius < 130) return 40;
|
||||
else if(radius < 170) return 50;
|
||||
else if(radius < 230) return 60;
|
||||
else if(radius < 360) return 70;
|
||||
else if(radius < 700) return 80;
|
||||
else if(radius < 900) return 90;
|
||||
else if(radius < 1200) return 100;
|
||||
return 120;
|
||||
}
|
||||
|
||||
export function clamp(v, min = 0, max = 1){
|
||||
return Math.max(Math.min(v, max), min);
|
||||
}
|
||||
+115
@@ -0,0 +1,115 @@
|
||||
'use strict';
|
||||
|
||||
/** A 3D vector
|
||||
* @typedef {Object} Vector
|
||||
* @property {number} x
|
||||
* @property {number} y
|
||||
* @property {number} z
|
||||
*/
|
||||
|
||||
/** Get Euclidean Distance between v1 and v2.
|
||||
* @param {Vector} v1
|
||||
* @param {Vector} v2
|
||||
* @returns {number}
|
||||
*/
|
||||
export function distance(v1, v2){
|
||||
return Math.sqrt(Math.pow(v1.x-v2.x, 2)+Math.pow(v1.y-v2.y, 2)+Math.pow(v1.z-v2.z, 2));
|
||||
}
|
||||
|
||||
/** Get Manhattan Distance between v1 and v2.
|
||||
* @param {Vector} v1
|
||||
* @param {Vector} v2
|
||||
* @returns {number}
|
||||
*/
|
||||
export function manhattanDistance(v1, v2){
|
||||
return Math.abs(v1.x-v2.x) + Math.abs(v1.y-v2.y) + Math.abs(v1.z-v2.z);
|
||||
}
|
||||
|
||||
/** Get Distance between v1 and v2 with decreasing accuracy over distance.
|
||||
* @param {Vector} v1
|
||||
* @param {Vector} v2
|
||||
* @returns {number}
|
||||
*/
|
||||
export function roughDistance(v1, v2, farThreshold = 1600){
|
||||
const halfFar = farThreshold/2;
|
||||
let subvec = absSubtract(v1, v2);
|
||||
if(subvec.x > farThreshold) return subvec.x;
|
||||
else if(subvec.y > farThreshold) return subvec.y;
|
||||
else if(subvec.z > farThreshold) return subvec.z;
|
||||
else if(subvec.x > halfFar || subvec.y > halfFar || subvec.z > halfFar) return subvec.x+subvec.y+subvec.z;
|
||||
return distance(v1, v2);
|
||||
}
|
||||
|
||||
/** Get length of a vector.
|
||||
* @param {Vector} v1
|
||||
* @returns {number}
|
||||
*/
|
||||
export function length(v1){
|
||||
return Math.sqrt(v1.x*v1.x + v1.y*v1.y + v1.z*v1.z);
|
||||
}
|
||||
|
||||
/** Return the same vector with a length of 1.
|
||||
* @param {Vector} v1
|
||||
* @returns {Vector}
|
||||
*/
|
||||
export function normalize(v1){
|
||||
const len = length(v1);
|
||||
if(len === 0) return v1;
|
||||
return {x:v1.x/len, y:v1.y/len, z:v1.z/len};
|
||||
}
|
||||
|
||||
/** Get the cross-product of v1 and v2
|
||||
* @param {Vector} v1
|
||||
* @param {Vector} v2
|
||||
* @param {boolean} normalize - normalize the input vectors
|
||||
* @returns {Vector}
|
||||
*/
|
||||
export function cross(v1, v2, normalize = false){
|
||||
if(normalize){
|
||||
v1 = normalize(v1);
|
||||
v2 = normalize(v2);
|
||||
}
|
||||
return {
|
||||
x: v1.y*v2.z - v1.z*v2.y,
|
||||
y: v1.z*v2.x - v1.x*v2.z,
|
||||
z: v1.x*v2.y - v1.y*v2.x
|
||||
};
|
||||
}
|
||||
|
||||
/** Get the dot-product of v1 and v2
|
||||
* @param {Vector} v1
|
||||
* @param {Vector} v2
|
||||
* @param {boolean} normalize - normalize the input vectors
|
||||
* @returns {number}
|
||||
*/
|
||||
export function dot(v1, v2, normalize = false){
|
||||
let len = 1;
|
||||
if(normalize) len = 1/(length(v1) * length(v2));
|
||||
return v1.x*v2.x*len + v1.y*v2.y*len + v1.z*v2.z*len;
|
||||
}
|
||||
|
||||
/** Are v1 and v2 within range of each other.
|
||||
* @param {Vector} v1
|
||||
* @param {Vector} v2
|
||||
* @param {number} range
|
||||
* @returns {boolean}
|
||||
*/
|
||||
export function isWithinAARange(v1, v2, range){
|
||||
return !(Math.abs(v2.x-v1.x) > range || Math.abs(v2.y-v1.y) > range || Math.abs(v2.z-v1.z) > range);
|
||||
}
|
||||
|
||||
export function subtract(v1, v2){
|
||||
return {x:v1.x-v2.x, y:v1.y-v2.y, z:v1.y-v2.y};
|
||||
}
|
||||
|
||||
export function absSubtract(v1, v2){
|
||||
return {x:Math.abs(v1.x-v2.x), y:Math.abs(v1.y-v2.y), z:Math.abs(v1.y-v2.y)};
|
||||
}
|
||||
|
||||
class vector {
|
||||
constructor(x,y,z){
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,54 @@
|
||||
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wdth,wght@0,62.5..100,100..900;1,62.5..100,100..900&family=Protest+Strike&display=swap');
|
||||
|
||||
html, body, #map, #mapContainer, h1, h2, h3, h4, h5{
|
||||
padding: 0px;
|
||||
margin: 0px;
|
||||
}
|
||||
|
||||
html, body{
|
||||
height: 100vh;
|
||||
width: 100vw;
|
||||
font-family: "Noto Sans";
|
||||
font-variation-settings: "wght" 400;
|
||||
}
|
||||
|
||||
#headerbar{
|
||||
position:fixed;
|
||||
width: fit-content;
|
||||
font-size: 30px;
|
||||
background: linear-gradient(120deg, #3d5779, #121522);
|
||||
border: 2px solid #b3b3b396;
|
||||
border-left: 0px;
|
||||
color: #e79830;
|
||||
font-variation-settings: "wght" 500;
|
||||
padding: 10px 30px 10px 30px;
|
||||
margin: 10px 0px;
|
||||
border-radius: 0px 10px 10px 0px;
|
||||
}
|
||||
|
||||
#footer{
|
||||
position:fixed;
|
||||
width: fit-content;
|
||||
right: 10px;
|
||||
bottom: 5px;
|
||||
font-size: 10px;
|
||||
color: #e79830;
|
||||
text-align: right;
|
||||
}
|
||||
|
||||
#map{
|
||||
transition: transform 100ms ease-out;
|
||||
transform-origin: 0% 0%;
|
||||
position:relative;
|
||||
}
|
||||
|
||||
#mapContainer{
|
||||
position:fixed;
|
||||
width: 100vw;
|
||||
height: 100vh;
|
||||
box-sizing: border-box;
|
||||
overflow: hidden;
|
||||
cursor: grab;
|
||||
user-select: none;
|
||||
background: linear-gradient(#444, #333);
|
||||
}
|
||||
+20589
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Block a user