Base Site Upload

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Pyro Nicampt committed 2024-12-21 18:16:35 -06:00
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<link href="style.css" rel="stylesheet" type="text/css" media="all">
<title>Derail Valley Community Map</title>
<script type="module" src="index.js"></script>
</head>
<body>
<div id="mapContainer">
<svg id="map" xmlns="http://www.w3.org/2000/svg" width="1000" height="1000" viewBox="0 0 10000 10000">
<style>
:root{
--grade_flat: #ffff;
--grade_0: #fdffde;
--grade_1: #f8ff99;
--grade_2: #edfc1b;
--grade_3: #fcb520;
--grade_4: #f07837;
--grade_5: #e66441;
--grade_6: #ce3f57;
--grade_7: #c33577;
--grade_8: #a3008d;
--grade_9: #690097;
}
.sign, .rail, .signText{
cursor: default;
}
.signText{
fill:#000;
font: 60px Arial;
font-weight: bold;
}
.signText.gradeSign{
font-size: 30px;
stroke:#fff;
stroke-width: 6px;
paint-order: stroke fill;
}
.rail{
fill: none;
}
.rail.grade_flat{
stroke: var(--grade_flat);
}
.rail.grade_0{
stroke: var(--grade_0);
}
.rail.grade_1{
stroke: var(--grade_1);
}
.rail.grade_2{
stroke: var(--grade_2);
}
.rail.grade_3{
stroke: var(--grade_3);
}
.rail.grade_4{
stroke: var(--grade_4);
}
.rail.grade_5{
stroke: var(--grade_5);
}
.rail.grade_6{
stroke: var(--grade_6);
}
.rail.grade_7{
stroke: var(--grade_7);
}
.rail.grade_8{
stroke: var(--grade_8);
}
.rail.grade_9{
stroke: var(--grade_9);
}
.gradeSign.grade_0{
fill: var(--grade_0);
}
.gradeSign.grade_1{
fill: var(--grade_1);
}
.gradeSign.grade_2{
fill: var(--grade_2);
}
.gradeSign.grade_3{
fill: var(--grade_3);
}
.gradeSign.grade_4{
fill: var(--grade_4);
}
.gradeSign.grade_5{
fill: var(--grade_5);
}
.gradeSign.grade_6{
fill: var(--grade_6);
}
.gradeSign.grade_7{
fill: var(--grade_7);
}
.gradeSign.grade_8{
fill: var(--grade_8);
}
.gradeSign.grade_9{
fill: var(--grade_9);
}
</style>
<style id="zoomStyle"></style>
<defs>
<g id="gradeArrow" transform="scale(10)" viewBox="0 0 10 10" refX="5" refY="5">
<path d="M 0 -5 L 3 4 L -3 4 z"/>
</g>
<g id="speedSign" transform="scale(15)" viewBox="0 0 10 10" refX="5" refY="5" style="fill:#fff; stroke:#e73819">
<circle cx="0" cy="0" r="3"/>
</g>
<g id="speedSignWarning" transform="scale(15)" viewBox="0 0 10 10" refX="5" refY="5" style="fill:#702012; stroke:#e73819">
<circle cx="0" cy="0" r="3"/>
</g>
<g id="speedSign_1" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSignWarning"></use>
<text class="signText" style="fill:#fff;transform:translate(-15px, 20px)">1</text>
</g>
<g id="speedSign_2" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSignWarning"></use>
<text class="signText" style="fill:#fff;transform:translate(-15px, 20px)">2</text>
</g>
<g id="speedSign_3" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSignWarning"></use>
<text class="signText" style="fill:#fff;transform:translate(-15px, 20px)">3</text>
</g>
<g id="speedSign_4" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-15px, 20px)">4</text>
</g>
<g id="speedSign_5" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-16px, 20px)">5</text>
</g>
<g id="speedSign_6" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-15px, 20px)">6</text>
</g>
<g id="speedSign_7" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-15px, 20px)">7</text>
</g>
<g id="speedSign_8" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-16px, 20px)">8</text>
</g>
<g id="speedSign_9" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-15px, 20px)">9</text>
</g>
<g id="speedSign_10" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-35px, 20px)">10</text>
</g>
<g id="speedSign_12" transform="scale(1)" viewBox="0 0 10 10" refX="5" refY="5">
<use href="#speedSign"></use>
<text class="signText" style="transform:translate(-35px, 20px)">12</text>
</g>
</defs>
</svg>
</div>
<div id="headerbar">
<div>
DV Community Map
</div>
</div>
<div id="footer">
Map v0.1 alpha
<br>
Updated for Game Build 99.3
</div>
</body>
</html>
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'use strict';
import * as Vector from './js/vectorlib.js';
import * as Bezier from './js/bezierlib.js';
import * as Utils from './js/utillib.js';
// CONFIG
const bezierGradeResolution = 80;
const bezierLengthResolution = 80;
const bezierCurvatureResolution = 80;
const padding = 500;
const zoomFactor = 1.2;
const trackWidth = {
base: 90,
min: 3,
max: 90,
}
const signSize = {
base: 4,
min: 0.05,
max: 2.4
}
const zoomThresholds = [
{zoom:1, distance:500},
{zoom:1.25, distance:200},
{zoom:1.5, distance:130},
{zoom:2.5, distance:80},
{zoom:5, distance:40},
{zoom:20, distance:20},
{zoom:60, distance:10},
];
const scaleCullThresholds = {
[1.0]: 500,
[1.25]: 200,
[1.5]: 130,
[2.5]: 80,
[5]: 40,
[20]: 20,
[60]: 10
}
// CODE
const map = document.getElementById('map');
const map_container = document.getElementById('mapContainer');
const svgns = map.getAttribute('xmlns');
const map_rails = document.createElementNS(svgns, 'g');
map_rails.setAttribute('id', 'map_rails');
map.appendChild(map_rails);
const map_markers = document.createElementNS(svgns, 'g');
map_markers.setAttribute('id', 'map_markers');
map.appendChild(map_markers);
let mapData = [];
let poiData = [];
let tracks = [];
let markers = [];
let previousMapScale = -1;
document.addEventListener('DOMContentLoaded', () => {
loadTrackData('trackdata_dv.json');
mapScrollSetup();
});
async function loadTrackData(file){
mapData = await (await fetch(new Request(file))).json();
establishDimensions();
fillSvg();
}
/** Handling for the map scrolling and zooming */
function mapScrollSetup(){
let mapNav = {x:0, y:0, scale:1};
let prevMouse = {x:0, y:0, scale:1};
let scrollDat = {ticking:false};
const mouseDownHandler = e => {
map_container.style.cursor = 'grabbing';
prevMouse.x = e.clientX;
prevMouse.y = e.clientY;
document.addEventListener('mousemove', mouseMoveHandler);
document.addEventListener('mouseup', mouseUpHandler);
};
const mouseMoveHandler = e => {
mapNav.x += prevMouse.x-e.clientX;
mapNav.y += prevMouse.y-e.clientY;
updateMapview(mapNav);
prevMouse.x = e.clientX;
prevMouse.y = e.clientY;
};
const mouseUpHandler = () => {
map_container.style.removeProperty('cursor');
document.removeEventListener('mousemove', mouseMoveHandler);
document.removeEventListener('mouseup', mouseUpHandler);
};
const zoomHandler = e => {
if(!scrollDat.ticking){
scrollDat.ticking = true;
let rect = map_container.getBoundingClientRect();
let cursorLocal = {
x: -e.clientX - rect.left,
y: -e.clientY - rect.top
};
let scaleMult = 1;
if(e.deltaY < 0){
scaleMult = zoomFactor;
}else if(e.deltaY > 0){
scaleMult = 1/zoomFactor;
}
mapNav.x = cursorLocal.x - scaleMult * (cursorLocal.x-mapNav.x);
mapNav.y = cursorLocal.y - scaleMult * (cursorLocal.y-mapNav.y);
mapNav.scale *= scaleMult;
updateMapview(mapNav);
setTimeout(() => {
scrollDat.ticking = false;
}, 20);
}
};
map_container.addEventListener('mousedown', mouseDownHandler);
map_container.addEventListener('wheel', zoomHandler);
}
/** Readjust map view to focus on position */
function updateMapview(navData = {x:0, y:0, scale:1}){
map.style.transform = `translate(${-navData.x}px, ${-navData.y}px) scale(${navData.scale})`;
if(navData.scale !== previousMapScale){
let dirtyScale = previousMapScale < 0;
for(const cullThreshold in scaleCullThresholds){
if(dirtyScale || (previousMapScale < cullThreshold && navData.scale > cullThreshold) || (previousMapScale > cullThreshold && navData.scale < cullThreshold)){
dirtyScale = true;
break;
}
}
map_rails.setAttribute('stroke-width', Utils.clamp(trackWidth.base/navData.scale, trackWidth.min, trackWidth.max));
if(dirtyScale){
let zoomThresholdStyles = '';
for(let i=0; i<zoomThresholds.length; i++){
zoomThresholdStyles += `\n.zoomThreshold_${i}{display:${navData.scale > zoomThresholds[i].zoom ? 'unset' : 'none'}}`;
}
map.getElementById('zoomStyle').innerHTML = `
.sign{
transform: scale(${Utils.clamp(signSize.base/navData.scale, signSize.min, signSize.max)});
}${zoomThresholdStyles}
`;
}
previousMapScale = navData.scale;
}
}
/** Get the bounding box of all the tracks, and set the map bounds accordingly. Also flips the Y axis.
* **Note:** Does NOT evaluate beziers, uses the control points only.
*/
function establishDimensions(){
let minX = Infinity;
let minY = Infinity;
let minAlt = Infinity;
let maxX = -Infinity;
let maxY = -Infinity;
let maxAlt = -Infinity;
for(const obj of mapData){
for(const point of obj.points){
minX = Math.min(minX, point[0].x, point[1].x, point[2].x);
minY = Math.min(minY, point[0].z, point[1].z, point[2].z);
minAlt = Math.min(minAlt, point[0].y, point[1].y, point[2].y);
maxX = Math.max(maxX, point[0].x, point[1].x, point[2].x);
maxY = Math.max(maxY, point[0].z, point[1].z, point[2].z);
maxAlt = Math.max(maxAlt, point[0].y, point[1].y, point[2].y);
}
}
let width = maxX-minX;
let height = maxY-minY;
map.setAttribute('viewBox', `${minX-padding} ${minY-padding} ${width+2*padding} ${height+2*padding}`);
/*updateMapview({
x: map_container.width/2-map.getAttribute('width')/2,
y: map_container.height/2-map.getAttribute('height')/2,
scale: 1
});*/
updateMapview();
console.log(`(${minX}, ${minY}) to (${maxX}, ${maxY}). Altitude from ${minAlt} to ${maxAlt}`);
// Flip the z coordinate so the map doesn't display upside-down
for(const obj of mapData){
for(const point of obj.points){
point[0].z = minY+maxY-point[0].z;
point[1].z = minY+maxY-point[1].z;
point[2].z = minY+maxY-point[2].z;
}
}
}
/** Populate the SVG data */
function fillSvg(){
for(const obj of mapData){
switch(obj.type){
case 'bezier':
drawTracks(obj);
break;
}
}
sortTracks();
cleanMarkers();
drawMarkers();
}
/** Insert individual rail paths, as well as creating signage data for each path*/
function drawTracks(bezierData){
const trackCol = Utils.rgba2hex(Math.random(),Math.random(),Math.random(),1.0);
for(let i=0; i+1<bezierData.points.length; i++){
const bezStart = bezierData.points[i][0];
const bezHandle1 = bezierData.points[i][2];
const bezHandle2 = bezierData.points[i+1][1];
const bezEnd = bezierData.points[i+1][0];
let newBezier = document.createElementNS(svgns, 'path');
let genPath = 'M ';
genPath += `${bezStart.x} ${bezStart.z} `;
genPath += `C ${bezHandle1.x} ${bezHandle1.z} ${bezHandle2.x} ${bezHandle2.z} ${bezEnd.x} ${bezEnd.z} `;
let grade = Bezier.estimateMaxGrade(bezStart, bezHandle1, bezHandle2, bezEnd, bezierGradeResolution);
let gradeClass = Utils.gradeToClass(grade);
let length = Bezier.estimateLength(bezStart, bezHandle1, bezHandle2, bezEnd, bezierLengthResolution);
let curvature = Bezier.estimateMaxCurvature(bezStart, bezHandle1, bezHandle2, bezEnd, bezierCurvatureResolution);
newBezier.setAttribute('d', genPath);
newBezier.classList.add('rail');
newBezier.classList.add(gradeClass ?? 'grade_flat');
//newBezier.setAttribute('stroke', Utils.rgba2hex(grade*50*0,(bezStart.y-113)/(252-113),length*0.01*0,1.0));
//newBezier.setAttribute('stroke', Utils.rgba2hex((1/curvature) * 100,0,0,1.0));
//newBezier.setAttribute('stroke', trackCol);
//newBezier.setAttribute('data-grade', grade);
//newBezier.setAttribute('data-length', length);
//newBezier.setAttribute('data-maxradius', 1/curvature);
tracks.push([(bezStart.y+bezEnd.y)*0.5, newBezier]);
// Curve tooltip
let title = document.createElementNS(svgns, 'title');
title.innerHTML = [
`"${bezierData.name}"`,
`Max Grade: ${Math.round(grade*1000)/10}%`,
`Min Radius: ${Math.round(1/curvature)} meters`,
`Top Speed: ${Utils.radiusToSpeed(1/curvature)} km/h`,
`Length: ${Math.round(length*10)/10} meters`,
`Altitude: ${Math.round((bezStart.y+bezEnd.y)*0.5)} meters`,
].join('\n');
newBezier.appendChild(title);
// Add Signage
if(grade > 0.001){
markers.push({
type: 'grade',
value: grade,
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;
}
}
}
}
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'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;
}
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'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);
}
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'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;
}
}
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@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);
}
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