itowns
Version:
A JS/WebGL framework for 3D geospatial data visualization
89 lines (78 loc) • 3.9 kB
HTML
<html>
<head>
<title>Itowns - 3d-tiles hierarchy example</title>
<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>
<div id="description">
<p><b>Feature Information:</b></p>
<div id="featureInfo"></div>
</div>
<script src="js/GUI/GuiTools.js"></script>
<script src="../dist/itowns.js"></script>
<script src="js/GUI/LoadingScreen.js"></script>
<script src="../dist/debug.js"></script>
<script src="js/3dTilesHelper.js"></script>
<script type="text/javascript">
// Note: The following positions and camera parameters have been
// obtained manually using view.controls.getCameraCoordinate() ;
// view.controls.getCameraTargetPosition() ;
// view.controls.getCameraOrientation()
var placement = {
coord: new itowns.Coordinates('EPSG:4326', -75.61349, 40.044259),
range: 200,
tilt: 10,
heading: 145,
};
var viewerDiv = document.getElementById('viewerDiv');
var view = new itowns.GlobeView(viewerDiv, placement);
setupLoadingScreen(viewerDiv, view);
var menuGlobe = new GuiTools('menuDiv', view, 300);
// Add Open Street Map orthographic layer
itowns.Fetcher.json('./layers/JSONLayers/OPENSM.json')
.then(function _(config) {
config.source = new itowns.TMSSource(config.source);
var layer = new itowns.ColorLayer('Ortho', config);
view.addLayer(layer)
.then(menuGlobe.addLayerGUI.bind(menuGlobe));
});
// Create a new 3D tiles layer with batch table hierarchy extension
const extensions = new itowns.C3DTExtensions();
extensions.registerExtension("3DTILES_batch_table_hierarchy",
{ [itowns.C3DTilesTypes.batchtable]:
itowns.C3DTBatchTableHierarchyExtension });
// Create the 3D Tiles layer
var $3dTilesLayerBTHierarchy = new itowns.C3DTilesLayer(
'3d-tiles-bt-hierarchy', {
name: 'BTHierarchy',
source: new itowns.C3DTilesSource({
url: 'https://raw.githubusercontent.com/AnalyticalGraphicsInc/cesium/master/Apps/SampleData/Cesium3DTiles/Hierarchy/BatchTableHierarchy/tileset.json',
}),
registeredExtensions: extensions,
},
view);
// add an event for picking the 3D Tiles layer and displaying
// information about the picked feature in an html div
var pickingArgs = {};
pickingArgs.htmlDiv = document.getElementById('featureInfo');
pickingArgs.view = view;
pickingArgs.layer = $3dTilesLayerBTHierarchy;
itowns.View.prototype.addLayer.call(view, $3dTilesLayerBTHierarchy).then(function _() {
window.addEventListener('mousemove',
(event) => fillHTMLWithPickingInfo(event, pickingArgs),false);
});
// Add a debug UI
var d = new debug.Debug(view, menuGlobe.gui);
debug.createTileDebugUI(menuGlobe.gui, view, view.tileLayer, d);
debug.create3dTilesDebugUI(menuGlobe.gui, view,
$3dTilesLayerBTHierarchy,
d);
</script>
</body>
</html>