cesium-examples/map/3d/static/Cesium/Apps/Sandcastle/gallery/3D Tiles Point Cloud Classi...

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2019-09-06 09:23:05 +08:00
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1"> <!-- Use Chrome Frame in IE -->
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
<meta name="description" content="A sample Vector dataset on terrain rendered with 3D Tiles.">
<meta name="cesium-sandcastle-labels" content="Showcases, 3D Tiles">
<title>Cesium Demo</title>
<script type="text/javascript" src="../Sandcastle-header.js"></script>
<script type="text/javascript" src="../../../ThirdParty/requirejs-2.1.20/require.js"></script>
<script type="text/javascript">
require.config({
baseUrl : '../../../Source',
waitSeconds : 60
});
</script>
</head>
<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
<style>
@import url(../templates/bucket.css);
</style>
<div id="cesiumContainer" class="fullSize"></div>
<div id="loadingOverlay"><h1>Loading...</h1></div>
<script id="cesium_sandcastle_script">
function startup(Cesium) {
'use strict';
//Sandcastle_Begin
// An example showing a point cloud tileset classified by a Geometry tileset.
var viewer = new Cesium.Viewer('cesiumContainer', {
terrainProvider : Cesium.createWorldTerrain()
});
//Point Cloud by Prof. Peter Allen, Columbia University Robotics Lab. Scanning by Alejandro Troccoli and Matei Ciocarlie.
var tileset = new Cesium.Cesium3DTileset({
url: Cesium.IonResource.fromAssetId(16421)
});
viewer.scene.primitives.add(tileset);
// Geometry Tiles are experimental and the format is subject to change in the future.
// For more details, see:
// https://github.com/AnalyticalGraphicsInc/3d-tiles/tree/3d-tiles-next/TileFormats/Geometry
var classificationTileset = new Cesium.Cesium3DTileset({
url: '../../SampleData/Cesium3DTiles/Classification/PointCloud/tileset.json',
classificationType: Cesium.ClassificationType.CESIUM_3D_TILE
});
viewer.scene.primitives.add(classificationTileset);
classificationTileset.style = new Cesium.Cesium3DTileStyle({
color : {
conditions : [
["${id} === 'roof1'", "color('#004FFF', 0.5)"],
["${id} === 'towerBottom1'", "color('#33BB66', 0.5)"],
["${id} === 'towerTop1'", "color('#0099AA', 0.5)"],
["${id} === 'roof2'", "color('#004FFF', 0.5)"],
["${id} === 'tower3'", "color('#FF8833', 0.5)"],
["${id} === 'tower4'", "color('#FFAA22', 0.5)"],
['true', "color('#FFFF00', 0.5)"]
]
}
});
viewer.scene.camera.setView({
destination: new Cesium.Cartesian3(4401744.644145314, 225051.41078911052, 4595420.374784433),
orientation: new Cesium.HeadingPitchRoll(5.646733805039757, -0.276607153839886, 6.281110875400085)
});
// Information about the currently highlighted feature
var highlighted = {
feature: undefined,
originalColor: new Cesium.Color()
};
// Color a feature yellow on hover.
viewer.screenSpaceEventHandler.setInputAction(function onMouseMove(movement) {
// If a feature was previously highlighted, undo the highlight
if (Cesium.defined(highlighted.feature)) {
highlighted.feature.color = highlighted.originalColor;
highlighted.feature = undefined;
}
// Pick a new feature
var pickedFeature = viewer.scene.pick(movement.endPosition);
if (!Cesium.defined(pickedFeature)) {
return;
}
// Highlight the feature
highlighted.feature = pickedFeature;
Cesium.Color.clone(pickedFeature.color, highlighted.originalColor);
pickedFeature.color = Cesium.Color.YELLOW.withAlpha(0.5);
}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
//Sandcastle_End
Sandcastle.finishedLoading();
}
if (typeof Cesium !== 'undefined') {
startup(Cesium);
} else if (typeof require === 'function') {
require(['Cesium'], startup);
}
</script>
</body>
</html>