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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>GCP Accelerator Map</title>
<script src="https://cesium.com/downloads/cesiumjs/releases/1.117/Build/Cesium/Cesium.js"></script>
<link href="https://cesium.com/downloads/cesiumjs/releases/1.117/Build/Cesium/Widgets/widgets.css" rel="stylesheet">
<style>
html, body, #cesiumContainer {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
overflow: hidden;
font-family: sans-serif;
}
#controls {
position: absolute;
top: 10px;
left: 10px;
background: rgba(40, 40, 40, 0.8);
padding: 15px;
border-radius: 8px;
color: white;
max-height: 90vh;
overflow-y: auto;
z-index: 10;
}
#controls h3 {
margin-top: 0;
}
#controls label {
display: block;
margin-bottom: 8px;
cursor: pointer;
}
#controls input[type="checkbox"] {
margin-right: 8px;
}
</style>
</head>
<body>
<div id="cesiumContainer"></div>
<div id="controls">
<h3>Filter by Accelerator</h3>
<div id="acceleratorFilters">
</div>
</div>
<script>
// --- Cesium Ion Access Token (Replace with your own) ---
Cesium.Ion.defaultAccessToken = 'YOUR_CESIUM_ION_ACCESS_TOKEN'; // Optional
// --- Datacenter Data ---
// (Latitude and Longitude are approximate and need to be verified/corrected)
const rawData = [
{ accelerator: "TPU v2", regionId: "us-central1", zones: "b, c, f", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "TPU v2", regionId: "europe-west4", zones: "a", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "TPU v2", regionId: "asia-east1", zones: "c", location: "Changhua County, Taiwan", lat: 24.0716, lon: 120.5469 },
// ... (Duplicate TPU v2 entries were present, consolidated by location for mapping)
{ accelerator: "TPU v3", regionId: "us-central1", zones: "a, b, f", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "TPU v3", regionId: "europe-west4", zones: "a", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
// ... (Duplicate TPU v3 entries)
{ accelerator: "TPU v4", regionId: "us-central2", zones: "b", location: "Council Bluffs, Iowa, USA (?)", lat: 41.2619, lon: -95.8514 }, // Note: Location was marked with (?)
{ accelerator: "TPU v5e", regionId: "us-central1", zones: "a", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "TPU v5e", regionId: "us-east5", zones: "a, b, c", location: "Columbus, Ohio, USA", lat: 39.9612, lon: -82.9988 },
{ accelerator: "TPU v5e", regionId: "us-south1", zones: "a", location: "Dallas, Texas, USA", lat: 32.7767, lon: -96.7970 },
{ accelerator: "TPU v5e", regionId: "us-west1", zones: "c", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "TPU v5e", regionId: "us-west4", zones: "a", location: "Las Vegas, Nevada, USA", lat: 36.1699, lon: -115.1398 },
{ accelerator: "TPU v5e", regionId: "europe-west1", zones: "b", location: "St. Ghislain, Belgium", lat: 50.4377, lon: 3.8203 },
{ accelerator: "TPU v5e", regionId: "asia-southeast1", zones: "b", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 }, // Using general Singapore coords
{ accelerator: "TPU v5p", regionId: "us-east5", zones: "a", location: "Columbus, Ohio, USA", lat: 39.9612, lon: -82.9988 },
{ accelerator: "TPU v5p", regionId: "europe-west4", zones: "b", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "TPU v6e", regionId: "us-east1", zones: "d", location: "Moncks Corner, South Carolina, USA", lat: 33.1957, lon: -79.9906 },
{ accelerator: "TPU v6e", regionId: "us-east5", zones: "b", location: "Columbus, Ohio, USA", lat: 39.9612, lon: -82.9988 },
{ accelerator: "TPU v6e", regionId: "europe-west4", zones: "a", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "TPU v6e", regionId: "asia-northeast1", zones: "b", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "H100 A3 Mega", regionId: "us-central1", zones: "a, b*, c", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514, notes: "b: Limited capacity, contact TAM" },
{ accelerator: "H100 A3 Mega", regionId: "us-east4", zones: "a, b, c", location: "Ashburn, Virginia, USA", lat: 39.0438, lon: -77.4874 },
{ accelerator: "H100 A3 Mega", regionId: "us-west1", zones: "a, b", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "H100 A3 Mega", regionId: "us-west4", zones: "a", location: "Las Vegas, Nevada, USA", lat: 36.1699, lon: -115.1398 },
{ accelerator: "H100 A3 Mega", regionId: "asia-northeast1", zones: "b", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "H100 A3 Mega", regionId: "asia-southeast1", zones: "b, c", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 },
{ accelerator: "H100 A3 Mega", regionId: "australia-southeast1", zones: "c*", location: "Sydney, Australia", lat: -33.8688, lon: 151.2093, notes: "Limited capacity, contact TAM" },
{ accelerator: "H100 A3 Mega", regionId: "europe-west1", zones: "b*, c*", location: "St. Ghislain, Belgium", lat: 50.4377, lon: 3.8203, notes: "Limited capacity, contact TAM" },
{ accelerator: "H100 A3 Mega", regionId: "europe-west4", zones: "b, c", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "H100 A3 High", regionId: "us-central1", zones: "a, c", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "H100 A3 High", regionId: "us-east4", zones: "a, b", location: "Ashburn, Virginia, USA", lat: 39.0438, lon: -77.4874 },
{ accelerator: "H100 A3 High", regionId: "us-east5", zones: "a", location: "Columbus, Ohio, USA", lat: 39.9612, lon: -82.9988 },
{ accelerator: "H100 A3 High", regionId: "us-west1", zones: "a, b", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "H100 A3 High", regionId: "us-west4", zones: "a", location: "Las Vegas, Nevada, USA", lat: 36.1699, lon: -115.1398 },
{ accelerator: "H100 A3 High", regionId: "asia-northeast1", zones: "b", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "H100 A3 High", regionId: "asia-southeast1", zones: "b, c", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 },
{ accelerator: "H100 A3 High", regionId: "europe-west1", zones: "b*", location: "St. Ghislain, Belgium", lat: 50.4377, lon: 3.8203, notes: "Limited capacity, contact TAM" },
{ accelerator: "H100 A3 Edge", regionId: "northamerica-northeast2", zones: "c", location: "Toronto, Ontario, Canada", lat: 43.6532, lon: -79.3832 },
{ accelerator: "H100 A3 Edge", regionId: "asia-northeast1", zones: "b", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "H100 A3 Edge", regionId: "asia-northeast3", zones: "a, c", location: "Seoul, South Korea", lat: 37.5665, lon: 126.9780 },
{ accelerator: "H100 A3 Edge", regionId: "asia-south1", zones: "c", location: "Mumbai, India", lat: 19.0760, lon: 72.8777 },
{ accelerator: "H100 A3 Edge", regionId: "europe-west2", zones: "b", location: "London, UK", lat: 51.5074, lon: -0.1278 },
{ accelerator: "H100 A3 Edge", regionId: "europe-west3", zones: "a", location: "Frankfurt, Germany", lat: 50.1109, lon: 8.6821 },
{ accelerator: "A100 A2 Ultra", regionId: "us-central1", zones: "a, c", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "A100 A2 Ultra", regionId: "us-east4", zones: "c", location: "Ashburn, Virginia, USA", lat: 39.0438, lon: -77.4874 },
{ accelerator: "A100 A2 Ultra", regionId: "us-east5", zones: "b", location: "Columbus, Ohio, USA", lat: 39.9612, lon: -82.9988 },
{ accelerator: "A100 A2 Ultra", regionId: "asia-southeast1", zones: "c", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 },
{ accelerator: "A100 A2 Ultra", regionId: "europe-west4", zones: "a, b, c", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "A100 40GB A2 Standard", regionId: "us-central1", zones: "a*, b*, c*, f*", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514, notes: "a2-megagpu-16g only" },
{ accelerator: "A100 40GB A2 Standard", regionId: "us-east1", zones: "b", location: "Moncks Corner, South Carolina, USA", lat: 33.1957, lon: -79.9906 },
{ accelerator: "A100 40GB A2 Standard", regionId: "us-west1", zones: "b", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "A100 40GB A2 Standard", regionId: "us-west3", zones: "b", location: "Salt Lake City, Utah, USA", lat: 40.7608, lon: -111.8910 },
{ accelerator: "A100 40GB A2 Standard", regionId: "us-west4", zones: "b", location: "Las Vegas, Nevada, USA", lat: 36.1699, lon: -115.1398 },
{ accelerator: "A100 40GB A2 Standard", regionId: "asia-northeast1", zones: "a, c", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "A100 40GB A2 Standard", regionId: "asia-northeast3", zones: "a, b", location: "Seoul, South Korea", lat: 37.5665, lon: 126.9780 },
{ accelerator: "A100 40GB A2 Standard", regionId: "asia-southeast1", zones: "b, c*", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198, notes: "c: a2-megagpu-16g only" },
{ accelerator: "A100 40GB A2 Standard", regionId: "me-west1", zones: "a, c", location: "Tel Aviv, Israel", lat: 32.0853, lon: 34.7818 },
{ accelerator: "A100 40GB A2 Standard", regionId: "europe-west4", zones: "a*, b*", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442, notes: "a2-megagpu-16g only" },
{ accelerator: "G2 (L4)", regionId: "us-central1", zones: "a, b, c", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "G2 (L4)", regionId: "us-east1", zones: "b, c, d", location: "Moncks Corner, South Carolina, USA", lat: 33.1957, lon: -79.9906 },
{ accelerator: "G2 (L4)", regionId: "us-east4", zones: "a", location: "Ashburn, Virginia, USA", lat: 39.0438, lon: -77.4874 },
{ accelerator: "G2 (L4)", regionId: "us-west1", zones: "a, b, c", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "G2 (L4)", regionId: "us-west4", zones: "a, c", location: "Las Vegas, Nevada, USA", lat: 36.1699, lon: -115.1398 },
{ accelerator: "G2 (L4)", regionId: "northamerica-northeast2", zones: "a", location: "Toronto, Ontario, Canada", lat: 43.6532, lon: -79.3832 },
{ accelerator: "G2 (L4)", regionId: "asia-east1", zones: "a, b, c", location: "Changhua County, Taiwan", lat: 24.0716, lon: 120.5469 },
{ accelerator: "G2 (L4)", regionId: "asia-northeast1", zones: "a, b, c", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "G2 (L4)", regionId: "asia-northeast3", zones: "a, b", location: "Seoul, South Korea", lat: 37.5665, lon: 126.9780 },
{ accelerator: "G2 (L4)", regionId: "asia-south1", zones: "a, b, c", location: "Mumbai, India", lat: 19.0760, lon: 72.8777 },
{ accelerator: "G2 (L4)", regionId: "asia-southeast1", zones: "a, b, c", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 },
{ accelerator: "G2 (L4)", regionId: "australia-southeast1", zones: "a", location: "Sydney, Australia", lat: -33.8688, lon: 151.2093 },
{ accelerator: "G2 (L4)", regionId: "europe-west1", zones: "b, c", location: "St. Ghislain, Belgium", lat: 50.4377, lon: 3.8203 },
{ accelerator: "G2 (L4)", regionId: "europe-west2", zones: "a, b", location: "London, UK", lat: 51.5074, lon: -0.1278 },
{ accelerator: "G2 (L4)", regionId: "europe-west3", zones: "a, b", location: "Frankfurt, Germany", lat: 50.1109, lon: 8.6821 },
{ accelerator: "G2 (L4)", regionId: "europe-west4", zones: "a, b, c", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "G2 (L4)", regionId: "europe-west6", zones: "b, c", location: "Zurich, Switzerland", lat: 47.3769, lon: 8.5417 },
{ accelerator: "G2 (L4)", regionId: "me-central2", zones: "a", location: "Dammam, Saudi Arabia", lat: 26.4207, lon: 50.0888 },
{ accelerator: "N1+T4", regionId: "us-central1", zones: "a, b, f", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "N1+T4", regionId: "us-east1", zones: "c, d", location: "Moncks Corner, South Carolina, USA", lat: 33.1957, lon: -79.9906 },
{ accelerator: "N1+T4", regionId: "us-east4", zones: "a, b", location: "Ashburn, Virginia, USA", lat: 39.0438, lon: -77.4874 },
{ accelerator: "N1+T4", regionId: "us-west1", zones: "a, b", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "N1+T4", regionId: "us-west3", zones: "b", location: "Salt Lake City, Utah, USA", lat: 40.7608, lon: -111.8910 },
{ accelerator: "N1+T4", regionId: "us-west4", zones: "a, b", location: "Las Vegas, Nevada, USA", lat: 36.1699, lon: -115.1398 },
{ accelerator: "N1+T4", regionId: "northamerica-northeast1", zones: "c", location: "Montréal, Québec, Canada", lat: 45.5017, lon: -73.5673 },
{ accelerator: "N1+T4", regionId: "asia-east1", zones: "a, c", location: "Changhua County, Taiwan", lat: 24.0716, lon: 120.5469 },
{ accelerator: "N1+T4", regionId: "asia-east2", zones: "a, c", location: "Hong Kong", lat: 22.3193, lon: 114.1694 },
{ accelerator: "N1+T4", regionId: "asia-northeast1", zones: "a, c", location: "Tokyo, Japan", lat: 35.6895, lon: 139.6917 },
{ accelerator: "N1+T4", regionId: "asia-northeast3", zones: "b, c", location: "Seoul, South Korea", lat: 37.5665, lon: 126.9780 },
{ accelerator: "N1+T4", regionId: "asia-south1", zones: "a, b", location: "Mumbai, India", lat: 19.0760, lon: 72.8777 },
{ accelerator: "N1+T4", regionId: "asia-southeast1", zones: "a, b, c", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 },
{ accelerator: "N1+T4", regionId: "asia-southeast2", zones: "a", location: "Jakarta, Indonesia", lat: -6.2088, lon: 106.8456 },
{ accelerator: "N1+T4", regionId: "australia-southeast1", zones: "a, c", location: "Sydney, Australia", lat: -33.8688, lon: 151.2093 },
{ accelerator: "N1+T4", regionId: "europe-central2", zones: "b, c", location: "Warsaw, Poland", lat: 52.2297, lon: 21.0122 },
{ accelerator: "N1+T4", regionId: "europe-west1", zones: "b, c, d", location: "St. Ghislain, Belgium", lat: 50.4377, lon: 3.8203 },
{ accelerator: "N1+T4", regionId: "europe-west2", zones: "a, b", location: "London, UK", lat: 51.5074, lon: -0.1278 },
{ accelerator: "N1+T4", regionId: "europe-west3", zones: "b", location: "Frankfurt, Germany", lat: 50.1109, lon: 8.6821 },
{ accelerator: "N1+T4", regionId: "europe-west4", zones: "a, b, c", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "N1+T4", regionId: "me-west1", zones: "b, c", location: "Tel Aviv, Israel", lat: 32.0853, lon: 34.7818 },
{ accelerator: "N1+T4", regionId: "southamerica-east1", zones: "a, c", location: "Osasco, São Paulo, Brazil", lat: -23.5329, lon: -46.7920 },
{ accelerator: "N1+V100", regionId: "us-central1", zones: "a, b, c, f", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "N1+V100", regionId: "us-east1", zones: "c", location: "Moncks Corner, South Carolina, USA", lat: 33.1957, lon: -79.9906 },
{ accelerator: "N1+V100", regionId: "us-west1", zones: "a, b", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "N1+V100", regionId: "asia-east1", zones: "c", location: "Changhua County, Taiwan", lat: 24.0716, lon: 120.5469 },
{ accelerator: "N1+V100", regionId: "europe-west4", zones: "a, b, c", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "N1+P100", regionId: "us-central1", zones: "c, f", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "N1+P100", regionId: "us-east1", zones: "b, c", location: "Moncks Corner, South Carolina, USA", lat: 33.1957, lon: -79.9906 },
{ accelerator: "N1+P100", regionId: "us-west1", zones: "a, b", location: "The Dalles, Oregon, USA", lat: 45.5946, lon: -121.1787 },
{ accelerator: "N1+P100", regionId: "asia-east1", zones: "a, c", location: "Changhua County, Taiwan", lat: 24.0716, lon: 120.5469 },
{ accelerator: "N1+P100", regionId: "australia-southeast1", zones: "c", location: "Sydney, Australia", lat: -33.8688, lon: 151.2093 },
{ accelerator: "N1+P100", regionId: "europe-west1", zones: "b, d", location: "St. Ghislain, Belgium", lat: 50.4377, lon: 3.8203 },
{ accelerator: "N1+P100", regionId: "europe-west4", zones: "a", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 },
{ accelerator: "N1+P4", regionId: "us-central1", zones: "a, c", location: "Council Bluffs, Iowa, USA", lat: 41.2619, lon: -95.8514 },
{ accelerator: "N1+P4", regionId: "us-east4", zones: "a, b, c", location: "Ashburn, Virginia, USA", lat: 39.0438, lon: -77.4874 },
{ accelerator: "N1+P4", regionId: "northamerica-northeast1", zones: "a, b, c", location: "Montréal, Québec, Canada", lat: 45.5017, lon: -73.5673 },
{ accelerator: "N1+P4", regionId: "us-west2", zones: "b, c", location: "Los Angeles, California, USA", lat: 34.0522, lon: -118.2437 },
{ accelerator: "N1+P4", regionId: "asia-southeast1", zones: "b, c", location: "Jurong West, Singapore", lat: 1.3521, lon: 103.8198 },
{ accelerator: "N1+P4", regionId: "australia-southeast1", zones: "a, b", location: "Sydney, Australia", lat: -33.8688, lon: 151.2093 },
{ accelerator: "N1+P4", regionId: "europe-west4", zones: "b, c", location: "Eemshaven, Netherlands", lat: 53.4427, lon: 6.8442 }
];
// --- Process Data ---
const locationsMap = new Map(); // Key: location string, Value: { lat, lon, accelerators: Set<string>, details: [] }
rawData.forEach(item => {
const locationKey = `${item.location}_${item.lat}_${item.lon}`; // Unique key for location
if (!locationsMap.has(locationKey)) {
locationsMap.set(locationKey, {
name: item.location,
lat: item.lat,
lon: item.lon,
accelerators: new Set(),
details: []
});
}
const locData = locationsMap.get(locationKey);
locData.accelerators.add(item.accelerator);
locData.details.push({
accelerator: item.accelerator,
regionId: item.regionId,
zones: item.zones,
notes: item.notes || ''
});
});
const uniqueAccelerators = [...new Set(rawData.map(item => item.accelerator))].sort();
// --- Initialize Cesium Viewer ---
const viewer = new Cesium.Viewer('cesiumContainer', {
terrainProvider: Cesium.createWorldTerrain(), // Optional: Needs Ion account or self-hosted terrain
// imageryProvider: new Cesium.IonImageryProvider({ assetId: YOUR_IMAGERY_ASSET_ID }), // Optional
animation: false,
baseLayerPicker: true,
fullscreenButton: false,
geocoder: false,
homeButton: false,
infoBox: true, // Enable InfoBox for entity details
sceneModePicker: true,
selectionIndicator: true,
timeline: false,
navigationHelpButton: false,
scene3DOnly: true,
});
// Optional: Improve visual quality
viewer.scene.globe.enableLighting = true;
viewer.scene.fog.enabled = true;
viewer.scene.skyAtmosphere.show = true;
// --- Create Filters and Entities ---
const filtersContainer = document.getElementById('acceleratorFilters');
const entities = []; // To store references to Cesium entities
function createEntity(locationData) {
let description = `<h3>${locationData.name}</h3><hr><ul>`;
locationData.details.forEach(detail => {
description += `<li><b>${detail.accelerator}</b>
<br/>Region: ${detail.regionId} (Zones: ${detail.zones})
${detail.notes ? `<br/><em>Note: ${detail.notes}</em>` : ''}
</li>`;
});
description += '</ul>';
const entity = viewer.entities.add({
name: locationData.name,
position: Cesium.Cartesian3.fromDegrees(locationData.lon, locationData.lat),
billboard: {
image: 'data:image/svg+xml;base64,' + btoa(`
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="48" height="48">
<circle cx="12" cy="12" r="10" fill="#007bff" stroke="white" stroke-width="1.5"/>
<circle cx="12" cy="12" r="4" fill="white"/>
</svg>
`), // Simple blue dot SVG marker
width: 24,
height: 24,
verticalOrigin: Cesium.VerticalOrigin.BOTTOM,
},
description: description,
label: {
text: locationData.name,
font: '12pt sans-serif',
style: Cesium.LabelStyle.FILL_AND_OUTLINE,
outlineWidth: 2,
outlineColor: Cesium.Color.BLACK,
verticalOrigin: Cesium.VerticalOrigin.BOTTOM,
pixelOffset: new Cesium.Cartesian2(0, -26), // Offset label above billboard
showBackground: true,
backgroundColor: new Cesium.Color(0.1, 0.1, 0.1, 0.7),
backgroundPadding: new Cesium.Cartesian2(7,5)
},
_accelerators: locationData.accelerators // Store accelerators for filtering
});
entities.push(entity);
}
locationsMap.forEach(createEntity);
// --- Filtering Logic ---
uniqueAccelerators.forEach(accel => {
const checkboxId = `filter-${accel.replace(/\s+|\(|\)|\+/g, '-')}`; // Create valid ID
const label = document.createElement('label');
label.htmlFor = checkboxId;
const checkbox = document.createElement('input');
checkbox.type = 'checkbox';
checkbox.id = checkboxId;
checkbox.value = accel;
checkbox.checked = true; // Default to show all
checkbox.addEventListener('change', updateEntityVisibility);
label.appendChild(checkbox);
label.appendChild(document.createTextNode(accel));
filtersContainer.appendChild(label);
});
function updateEntityVisibility() {
const selectedAccelerators = [];
filtersContainer.querySelectorAll('input[type="checkbox"]:checked').forEach(cb => {
selectedAccelerators.push(cb.value);
});
entities.forEach(entity => {
if (selectedAccelerators.length === 0) {
entity.show = false; // Hide if no filters selected
} else {
// Show if the entity has AT LEAST ONE of the selected accelerators
const hasSelectedAccelerator = Array.from(entity._accelerators).some(accel => selectedAccelerators.includes(accel));
entity.show = hasSelectedAccelerator;
}
});
}
// Initial call to set visibility based on default checked states
updateEntityVisibility();
// Fly to a general overview
viewer.camera.flyTo({
destination: Cesium.Cartesian3.fromDegrees(-30, 20, 25000000), // Adjust as needed
duration: 3
});
</script>
</body>
</html> |