itowns
Version:
A JS/WebGL framework for 3D geospatial data visualization
100 lines (82 loc) • 4.12 kB
HTML
<html>
<head>
<title>Itowns - Globe + vector-tiles</title>
<script type="importmap">
{
"imports": {
"itowns": "../dist/itowns.js",
"debug": "../dist/debug.js",
"dat": "https://unpkg.com/dat.gui@0.7.9/build/dat.gui.module.js",
"GuiTools": "./jsm/GUI/GuiTools.js",
"LoadingScreen": "./jsm/GUI/LoadingScreen.js",
"itowns_widgets": "../dist/itowns_widgets.js",
"three": "https://unpkg.com/three@0.170.0/build/three.module.js",
"three/addons/": "https://unpkg.com/three@0.170.0/examples/jsm/"
}
}
</script>
<meta charset="UTF-8">
<link rel="stylesheet" type="text/css" href="css/example.css">
<link rel="stylesheet" type="text/css" href="css/noto.css">
<link rel="stylesheet" type="text/css" href="css/LoadingScreen.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
<div id="viewerDiv"></div>
<div id="debug" width="400" height="300"></div>
<script type="module">
import GuiTools from 'GuiTools';
import setupLoadingScreen from 'LoadingScreen';
import * as THREE from 'three';
import * as itowns from 'itowns';
import * as debug from 'debug';
import * as itowns_widgets from 'itowns_widgets';
// # Simple Globe viewer + a vector tile layer
// Define initial camera position
var placement = {
coord: new itowns.Coordinates('EPSG:4326', 2.475, 48.807),
range: 12000000,
}
var promises = [];
// `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
var viewerDiv = document.getElementById('viewerDiv');
// Instanciate iTowns GlobeView*
var view = new itowns.GlobeView(viewerDiv, placement);
// define pole texture
view.tileLayer.noTextureColor = new THREE.Color(0x95c1e1);
view.getLayerById('atmosphere').visible = false;
view.getLayerById('atmosphere').fog.enable = false;
setupLoadingScreen(viewerDiv, view);
promises.push(itowns.Fetcher.json('./layers/JSONLayers/Ortho.json').then(function _(config) {
config.source = new itowns.WMTSSource(config.source);
var layer = new itowns.ColorLayer('Ortho', config);
return view.addLayer(layer);
}));
// Define a VectorTilesSource to load Vector Tiles data from the geoportail
var mvtSource = new itowns.VectorTilesSource({
style: "https://data.geopf.fr/annexes/ressources/vectorTiles/styles/PLAN.IGN/standard.json",
// We don't display mountains related data to ease visualisation
filter: (layer) => !layer['source-layer'].includes('oro_') && !layer['source-layer'].includes('parcellaire'),
});
var mvtLayer = new itowns.ColorLayer('MVT', {
source: mvtSource,
effect_type: itowns.colorLayerEffects.removeLightColor,
effect_parameter: 2.5,
addLabelLayer: { performance: true },
});
view.addLayer(mvtLayer);
var menuGlobe = new GuiTools('menuDiv', view, 300);
// Listen for globe full initialisation event
view.addEventListener(itowns.GLOBE_VIEW_EVENTS.GLOBE_INITIALIZED, function () {
Promise.all(promises).then(function () {
menuGlobe.addImageryLayersGUI(view.getLayers(function (l) { return l.isColorLayer; }));
itowns.ColorLayersOrdering.moveLayerToIndex(view, 'Ortho', 0);
}).catch(console.error);
});
debug.createTileDebugUI(menuGlobe.gui, view);
window.view = view;
window.itowns = itowns;
window.THREE = THREE;
</script>
</body>
</html>