31:T4c3,globe = { const globe = new Globe(domEl) .showAtmosphere(false) .backgroundColor('white') .pointLat('lat') .pointLng('lon') .pointAltitude(d => Math.sqrt(d.elevation) * 1.5e-3) .pointRadius(d => Math.sqrt(d.elevation) * 1.5e-3) .pointColor(d => 'rgba(210,0,0,0.6)') .pointLabel(getVolcanoDescription) .polygonAltitude(d => d === worldLand ? 0.004 : d.properties.PlateName ? 0.01 : 0.008) .polygonCapColor(getPolygonColor) .polygonSideColor(() => null) .polygonStrokeColor(d => d === worldLand ? 'rgba(0,0,0,0)' : d.properties.PlateName ? 'rgba(47,79,79,0.5)' : 'rgba(0,0,0,0.3)') .polygonLabel(({ properties: p }) => p.site ? getVolcanoDescription(p.site) : p.PlateName ? `Plate: ${p.PlateName} (${p.Code})` : '') .polygonsTransitionDuration(0) .pathPoints(d => d.geometry.coordinates) .pathPointLng(c => c[0]) .pathPointLat(c => c[1]) .pathPointAlt(0.012) .pathColor(d => 'rgba(210,0,0,0.9)'); globe.pointOfView({ altitude: 1.7 }, 4000) globe.globeMaterial().color.setRGB(0.8,1,1); globe.lights(globe.lights().filter(light => light.isAmbientLight)); // Leave only ambient light globe.lights()[0].intensity = 5; return globe; }32:[{"id":"b3ae2f6e525b75b47ea5c6e1c10f0c7741622ad02e51e48d277979b84712ca51b6d5930011bdaea3aa73d9389bcb668ddcc5cd62e9f7dca72b08f026a9bcdf40","href":"https://static.observableusercontent.com/files/b3ae2f6e525b75b47ea5c6e1c10f0c7741622ad02e51e48d277979b84712ca51b6d5930011bdaea3aa73d9389bcb668ddcc5cd62e9f7dca72b08f026a9bcdf40","name":"world_volcanoes.json","type":"application/json","lastModified":1742674627084.333,"size":59180},{"id":"db593999f8752b1bbd63085e0d955bcd553244e5469d4762c3c109a0a40a2103e29f6206bd5954c66ef68826eef148fc13662dfd1b18ef97f43e0bf26bfcb4b0","href":"https://static.observableusercontent.com/files/db593999f8752b1bbd63085e0d955bcd553244e5469d4762c3c109a0a40a2103e29f6206bd5954c66ef68826eef148fc13662dfd1b18ef97f43e0bf26bfcb4b0","name":"plates.stitched.geo.json","type":"application/json","lastModified":1742674637457.733,"size":326729}] 2f:{"title":"Volcanoes of the World","cells":[{"id":0,"value":"# Volcanoes of the World\n\nVolcano data used from Oregon State University's [volcano table](http://volcano.oregonstate.edu/volcano_table). Tectonic plates data from [fraxen's GeoJson](https://github.com/fraxen/tectonicplates).\n\nUses [d3-geo-voronoi](https://github.com/Fil/d3-geo-voronoi) for computing Voronoi polygons/Urquhart links, and [globe.gl](https://github.com/vasturiano/globe.gl) for rendering.","pinned":false,"hidden":false,"mode":"md"},{"id":81,"value":"viewof layers = Inputs.checkbox([\"Volcanoes\", \"Tectonic Plates\", \"Voronoi\", \"Urquhart\"], {label: \"Show Layers:\", value: [\"Volcanoes\",\"Tectonic Plates\"]})","pinned":false,"hidden":false,"mode":"ojs"},{"id":6,"value":"domEl = document.createElement('div')","pinned":false,"hidden":false,"mode":"ojs"},{"id":15,"value":"$31","pinned":true,"hidden":false,"mode":"ojs"},{"id":44,"value":"globe\n .width(width)\n .height(height)\n .pointsData(layers.includes(\"Volcanoes\") ? volcanoes : [])\n .polygonsData([\n worldLand,\n ...(layers.includes(\"Tectonic Plates\") ? platesGeoJson.features : []),\n ...(layers.includes(\"Voronoi\") ? voronoiPolygons : [])\n ])\n .pathsData(layers.includes(\"Urquhart\") ? urquhartLines : [])\n .onPolygonHover(feat => globe.polygonCapColor(d => (d === feat && feat !== worldLand) ? (d.properties.PlateName ? 'rgba(47,79,79,0.1)' : 'rgba(255,0,0,0.3)') : getPolygonColor(d)))\n ","pinned":true,"hidden":false,"mode":"ojs"},{"id":237,"value":"getVolcanoDescription = d => `\n

${d.name}, ${d.country}

(${d.type})

Elevation: ${d.elevation}m

\n`","pinned":false,"hidden":false,"mode":"ojs"},{"id":159,"value":"getPolygonColor = d => d === worldLand ? '#DDD' : 'transparent'","pinned":false,"hidden":false,"mode":"ojs"},{"id":24,"value":"**Constants**","pinned":false,"hidden":false,"mode":"md"},{"id":26,"value":"height = width * 9 / 16","pinned":false,"hidden":false,"mode":"ojs"},{"id":102,"value":"MAX_URQUHART_DISTANCE = 0.15; // geo radians","pinned":false,"hidden":false,"mode":"ojs"},{"id":35,"value":"**Data**","pinned":false,"hidden":false,"mode":"md"},{"id":32,"value":"volcanoes = FileAttachment(\"world_volcanoes.json\").json()","pinned":false,"hidden":false,"mode":"ojs"},{"id":289,"value":"volcanoesVoronoi = d3GeoVoronoi.geoVoronoi()\n .x(d => d.lon)\n .y(d => d.lat)\n (volcanoes)","pinned":false,"hidden":false,"mode":"ojs"},{"id":294,"value":"voronoiPolygons = volcanoesVoronoi.polygons().features","pinned":false,"hidden":false,"mode":"ojs"},{"id":297,"value":"urquhartLines = volcanoesVoronoi.links().features.filter(f => f.properties.urquhart && f.properties.length < MAX_URQUHART_DISTANCE)","pinned":false,"hidden":false,"mode":"ojs"},{"id":31,"value":"platesGeoJson = FileAttachment(\"plates.stitched.geo.json\").json()","pinned":false,"hidden":false,"mode":"ojs"},{"id":13,"value":"**Dependencies**","pinned":false,"hidden":false,"mode":"md"},{"id":10,"value":"Globe = require('globe.gl')","pinned":false,"hidden":false,"mode":"ojs"},{"id":286,"value":"d3GeoVoronoi = require('d3-geo-voronoi')","pinned":false,"hidden":false,"mode":"ojs"},{"id":105,"value":"import { land110m as worldLand } from '@vasturiano/world-atlas-geojson'","pinned":false,"hidden":false,"mode":"ojs"}],"files":"$W32","stdlib":"1","titling":"auto"}