itowns
Version:
A JS/WebGL framework for 3D geospatial data visualization
115 lines (98 loc) • 4.45 kB
HTML
<html>
<head>
<title>Itowns - Mars</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/LoadingScreen.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
<div id="viewerDiv"></div>
<div id="miniDiv"></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
// Define initial camera position
// mars crs projection is EPSG:104905
// Globe view could be use only 4326 and 3857
// For the moment, the example uses earth to visualize Mars WMTS.
// We keep 'EPSG:104905' in comment for the moment
itowns.CRS.defs('EPSG:104905', '+proj=longlat +a=3396190 +rf=169.894447223612 +no_defs +type=crs');
var placement = {
coord: new itowns.Coordinates('EPSG:4326', 77.6, 18.2),
range: 25000000,
}
// `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
var viewerDiv = document.getElementById('viewerDiv');
// Instanciate iTowns GlobeView*
var view = new itowns.GlobeView(viewerDiv, placement, {
atmosphere: {
Kr: 0.0025,
Km: 0.0015,
ESun: 15.0,
g: -0.950,
innerRadius: 6400000,
outerRadius: 6600000,
wavelength: [0.350, 0.470, 0.575],
scaleDepth: 0.38,
}
});
setupLoadingScreen(viewerDiv, view);
// Add a tms imagery source
var tmsMarsSource = new itowns.TMSSource({
// crs: 'EPSG:104905',
crs: 'EPSG:4326',
url : 'https://api.nasa.gov/mars-wmts/catalog/Mars_Viking_MDIM21_ClrMosaic_global_232m/1.0.0//default/default028mm/${z}/${y}/${x}.jpg',
zoom: { min: 0, max: 9 },
})
// Add a imagery layer
var tmsMarsLayer = new itowns.ColorLayer('wms_imagery', {
source: tmsMarsSource,
});
view.addLayer(tmsMarsLayer);
const demMars = new itowns.ElevationLayer('demMars', {
useColorTextureElevation: true,
colorTextureElevationMinZ: 0,
colorTextureElevationMaxZ: 20000,
crs: 'EPSG:4326',
source: new itowns.TMSSource({
// crs: 'EPSG:104905',
crs: 'EPSG:4326',
url : 'https://api.nasa.gov/mars-wmts/catalog/Mars_MGS_MOLA_DEM_mosaic_global_463m_8/1.0.0//default/default028mm/${z}/${y}/${x}.png',
zoom: { min: 0, max: 5 },
}),
});
// view.addLayer(demMars);
var menuGlobe = new GuiTools('menuDiv', view);
const atmosphere = view.getLayerById('atmosphere');
atmosphere.setRealisticOn(true);
const cRL = menuGlobe.addGUI('RealisticLighting', true, function (v) {
atmosphere.setRealisticOn(v);
view.notifyChange(atmosphere);
});
debug.createTileDebugUI(menuGlobe.gui, view);
window.view = view;
window.itowns = itowns;
window.THREE = THREE;
</script>
</body>
</html>