itowns
Version:
A JS/WebGL framework for 3D geospatial data visualization
98 lines (87 loc) • 4.46 kB
HTML
<html>
<head>
<title>Itowns - Globe travel</title>
<style type="text/css">
#miniDiv {
display: block;
margin-bottom: 20px;
margin-right: 20px;
position: absolute;
width:100px;
height:100px;
left: 20;
bottom: 0;
color: white;
}
</style>
<meta charset="UTF-8">
<link rel="stylesheet" type="text/css" href="css/example.css">
<link rel="stylesheet" type="text/css" href="css/LoadingScreen.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.7.6/dat.gui.min.js"></script>
</head>
<body>
<div id="viewerDiv"></div>
<script src="js/GUI/GuiTools.js"></script>
<script src="../dist/itowns.js"></script>
<script type="text/javascript">
// # Simple Globe viewer
/* global itowns, Promise */
// Define initial camera position
var positionOnGlobe = { longitude: 2.351323, latitude: 48.856712, altitude: 25000000 };
var promises = [];
// `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
var viewerDiv = document.getElementById('viewerDiv');
// Instanciate iTowns GlobeView*
var view = new itowns.GlobeView(viewerDiv, positionOnGlobe);
var time = 50000;
var pathTravel = [];
const atmosphere = view.getLayerById('atmosphere');
atmosphere.setRealisticOn(true);
pathTravel.push({ coord: new itowns.Coordinates('EPSG:4326', 2.0889, 42.809), range: 100000, time: time * 0.2 });
pathTravel.push({ range: 13932, time: time * 0.2, tilt: 7.59, heading: -110.9 });
pathTravel.push({ tilt: 8, time: time * 0.2 });
pathTravel.push({ range: 70000, time: time * 0.2, tilt: 5, heading: -90 });
pathTravel.push({ coord: new itowns.Coordinates('EPSG:4326', 7.0193, 43.991), tilt: 11.5, heading: -127.211, time: time });
pathTravel.push({ range: 10414, time: time * 0.2 });
pathTravel.push({ tilt: 8, time: time * 0.2 });
pathTravel.push({ range: 60000, heading: 40, time: time * 0.2 });
pathTravel.push({ coord: new itowns.Coordinates('EPSG:4326', 9.114, 41.973), tilt: 15.92, heading: -13.18, time: time });
pathTravel.push({ range: 16601, time: time * 0.2 });
function addLayerCb(layer) {
return view.addLayer(layer);
}
function travel() {
var camera = view.camera.camera3D;
return itowns.CameraUtils
.sequenceAnimationsToLookAtTarget(view, camera, pathTravel);
}
// Add one imagery layer to the scene
// This layer is defined in a json file but it could be defined as a plain js
// object. See Layer* for more info.
itowns.Fetcher.json('./layers/JSONLayers/Ortho.json').then(function _(config) {
config.source = new itowns.WMTSSource(config.source);
var layer = new itowns.ColorLayer('Ortho', config);
view.addLayer(layer);
});
// Add two elevation layers.
// These will deform iTowns globe geometry to represent terrain elevation.
function addElevationLayerFromConfig(config) {
config.source = new itowns.WMTSSource(config.source);
var layer = new itowns.ElevationLayer(config.id, config);
view.addLayer(layer);
}
itowns.Fetcher.json('./layers/JSONLayers/WORLD_DTM.json').then(addElevationLayerFromConfig);
itowns.Fetcher.json('./layers/JSONLayers/IGN_MNT_HIGHRES.json').then(addElevationLayerFromConfig);
// Listen for globe full initialisation event
view.addEventListener(itowns.GLOBE_VIEW_EVENTS.GLOBE_INITIALIZED, function init() {
// eslint-disable-next-line no-console
console.info('Globe initialized');
Promise.all(promises).then(function _() {
// let's go
travel().then(travel);
}).catch(console.error);
});
</script>
</body>
</html>