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3dtiles.html
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3dtiles.html
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<!DOCTYPE html>
<html>
<head>
<title>Itowns - 3d-tiles example</title>
<meta charset="UTF-8">
<link rel="stylesheet" type="text/css" href="css/example.css">
<link rel="stylesheet" type="text/css" href="css/loading_screen.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="js/GUI/dat.gui/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 src="js/loading_screen.js"></script>
<script src="../dist/debug.js"></script>
<script type="text/javascript">
/* global itowns,document,GuiTools*/
var positionOnGlobe = { longitude: -75.61, latitude: 40.04, altitude: 50000 }
// iTowns namespace defined here
var viewerDiv = document.getElementById('viewerDiv');
var view = new itowns.GlobeView(viewerDiv, positionOnGlobe);
view.camera.camera3D.near = 5;
setupLoadingScreen(viewerDiv, view);
var menuGlobe = new GuiTools('menuDiv', view, 300);
itowns.Fetcher.json('layers/JSONLayers/Ortho.json').then(function (result) { return view.addLayer(result) });
// Create a new Layer 3d-tiles For DiscreteLOD
// -------------------------------------------
var $3dTilesLayerDiscreteLOD = new itowns.GeometryLayer('3d-tiles-discrete-lod', new itowns.THREE.Group());
$3dTilesLayerDiscreteLOD.name = 'DiscreteLOD';
$3dTilesLayerDiscreteLOD.url = 'https://raw.githubusercontent.com/AnalyticalGraphicsInc/3d-tiles-samples/master/tilesets/TilesetWithDiscreteLOD/tileset.json';
$3dTilesLayerDiscreteLOD.protocol = '3d-tiles'
$3dTilesLayerDiscreteLOD.overrideMaterials = true; // custom cesium shaders are not functional
itowns.View.prototype.addLayer.call(view, $3dTilesLayerDiscreteLOD);
// Create a new Layer 3d-tiles For Viewer Request Volume
// -----------------------------------------------------
var $3dTilesLayerRequestVolume = new itowns.GeometryLayer('3d-tiles-request-volume', new itowns.THREE.Group());
$3dTilesLayerRequestVolume.name = 'RequestVolume';
$3dTilesLayerRequestVolume.url = 'https://raw.githubusercontent.com/AnalyticalGraphicsInc/3d-tiles-samples/master/tilesets/TilesetWithRequestVolume/tileset.json';
$3dTilesLayerRequestVolume.protocol = '3d-tiles'
$3dTilesLayerRequestVolume.overrideMaterials = true; // custom cesium shaders are not functional
$3dTilesLayerRequestVolume.sseThreshold = 1;
// add an event for have information when you move your mouse on a building
itowns.View.prototype.addLayer.call(view, $3dTilesLayerRequestVolume).then(function _() { window.addEventListener('mousemove', picking, false); })
// Add the UI Debug
var d = new debug.Debug(view, menuGlobe.gui);
debug.createTileDebugUI(menuGlobe.gui, view, view.tileLayer, d);
debug.create3dTilesDebugUI(menuGlobe.gui, view, $3dTilesLayerDiscreteLOD, d);
debug.create3dTilesDebugUI(menuGlobe.gui, view, $3dTilesLayerRequestVolume, d);
d.zoom = function() {
view.camera.camera3D.position.set(1215013.9, -4736315.5, 4081597.5);
view.camera.camera3D.quaternion.set(0.9108514448729665, 0.13456816437801225, 0.1107206134840362, 0.3741416847378546);
view.notifyChange(view.camera.camera3D);
}
menuGlobe.gui.add(d, 'zoom').name('Go to point cloud');
// Picking example - - - - - - - - - - -- - - - -- - - - -- - - - -- - - - -- - - - -- - - - -
function findBatchTableParent(object) {
if (object.batchTable) {
return object.batchTable;
}
else if (object.parent) {
return findBatchTableParent(object.parent);
} else {
return undefined;
}
}
function picking(event) {
var htmlInfo = document.getElementById('info');
htmlInfo.innerHTML = ' ';
const intersects = view.pickObjectsAt(
event,
5,
$3dTilesLayerRequestVolume);
for (var i = 0; i < intersects.length; i++) {
var interAttributes = intersects[i].object.geometry.attributes;
if (interAttributes) {
if (interAttributes._BATCHID) {
var face = intersects[i].face.a;
var batchID = interAttributes._BATCHID.array[face];
var batchTable = findBatchTableParent(intersects[i].object);
htmlInfo.innerHTML +='<li><b> Batch id: </b>'+ batchID +'</li>';
Object.keys(batchTable).map(function(objectKey) {
var value = batchTable[objectKey][batchID];
// if the value is a integer or not
var info = Number.isInteger(value) ? value.toString() : value.toFixed(3).toString();
htmlInfo.innerHTML +='<li><b>' + objectKey.toString() + ': </b>'+ info +'</li>';
return true;
});
return;
}
}
}
}
</script>
<div class="help">
<p><b>Information Batch Table: </b></p>
<ul id="info">
</ul>
</div>
</body>
</html>