174 lines
5.3 KiB
HTML
174 lines
5.3 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<meta http-equiv="X-UA-Compatible" content="IE=edge">
|
|
<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 BIM dataset 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">
|
|
if(typeof require === 'function') {
|
|
require.config({
|
|
baseUrl : '../../../Source',
|
|
waitSeconds : 120
|
|
});
|
|
}
|
|
</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>
|
|
<div id="toolbar"></div>
|
|
<script id="cesium_sandcastle_script">
|
|
function startup(Cesium) {
|
|
'use strict';
|
|
//Sandcastle_Begin
|
|
// Power Plant design model provided by Bentley Systems
|
|
var viewer = new Cesium.Viewer('cesiumContainer');
|
|
var scene = viewer.scene;
|
|
|
|
var tileset = scene.primitives.add(
|
|
new Cesium.Cesium3DTileset({
|
|
url: Cesium.IonResource.fromAssetId(8564)
|
|
})
|
|
);
|
|
|
|
tileset.readyPromise.then(function(tileset) {
|
|
viewer.zoomTo(tileset, new Cesium.HeadingPitchRange(0.5, -0.2, tileset.boundingSphere.radius * 4.0));
|
|
}).otherwise(function(error) {
|
|
console.log(error);
|
|
});
|
|
|
|
tileset.colorBlendMode = Cesium.Cesium3DTileColorBlendMode.REPLACE;
|
|
|
|
var selectedFeature;
|
|
var picking = false;
|
|
|
|
Sandcastle.addToggleButton('Per-feature selection', false, function(checked) {
|
|
picking = checked;
|
|
if (!picking) {
|
|
unselectFeature(selectedFeature);
|
|
}
|
|
});
|
|
|
|
function selectFeature(feature) {
|
|
var element = feature.getProperty('element');
|
|
setElementColor(element, Cesium.Color.YELLOW);
|
|
selectedFeature = feature;
|
|
}
|
|
|
|
function unselectFeature(feature) {
|
|
if (!Cesium.defined(feature)) {
|
|
return;
|
|
}
|
|
var element = feature.getProperty('element');
|
|
setElementColor(element, Cesium.Color.WHITE);
|
|
if (feature === selectedFeature) {
|
|
selectedFeature = undefined;
|
|
}
|
|
}
|
|
|
|
var handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
|
|
handler.setInputAction(function(movement) {
|
|
if (!picking) {
|
|
return;
|
|
}
|
|
|
|
var feature = scene.pick(movement.endPosition);
|
|
|
|
unselectFeature(selectedFeature);
|
|
|
|
if (feature instanceof Cesium.Cesium3DTileFeature) {
|
|
selectFeature(feature);
|
|
}
|
|
}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
|
|
|
|
// In this tileset every feature has an "element" property which is a global ID.
|
|
// This property is used to associate features across different tiles and LODs.
|
|
// Workaround until 3D Tiles has the concept of global batch ids: https://github.com/AnalyticalGraphicsInc/3d-tiles/issues/265
|
|
var elementMap = {}; // Build a map of elements to features.
|
|
var hiddenElements = [112001, 113180, 131136, 113167, 71309, 109652, 111178, 113156, 113170, 124846, 114076, 131122, 113179, 114325, 131134, 113164, 113153, 113179, 109656, 114095, 114093, 39225, 39267, 113149, 113071, 112003, 39229, 113160, 39227, 39234, 113985, 39230, 112004, 39223];
|
|
|
|
function getElement(feature) {
|
|
return parseInt(feature.getProperty('element'), 10);
|
|
}
|
|
|
|
function setElementColor(element, color) {
|
|
var featuresToColor = elementMap[element];
|
|
var length = featuresToColor.length;
|
|
for (var i = 0; i < length; ++i) {
|
|
var feature = featuresToColor[i];
|
|
feature.color = Cesium.Color.clone(color, feature.color);
|
|
}
|
|
}
|
|
|
|
function unloadFeature(feature) {
|
|
unselectFeature(feature);
|
|
var element = getElement(feature);
|
|
var features = elementMap[element];
|
|
var index = features.indexOf(feature);
|
|
if (index > -1) {
|
|
features.splice(index, 1);
|
|
}
|
|
}
|
|
|
|
function loadFeature(feature) {
|
|
var element = getElement(feature);
|
|
var features = elementMap[element];
|
|
if (!Cesium.defined(features)) {
|
|
features = [];
|
|
elementMap[element] = features;
|
|
}
|
|
features.push(feature);
|
|
|
|
if (hiddenElements.indexOf(element) > -1) {
|
|
feature.show = false;
|
|
}
|
|
}
|
|
|
|
function processContentFeatures(content, callback) {
|
|
var featuresLength = content.featuresLength;
|
|
for (var i = 0; i < featuresLength; ++i) {
|
|
var feature = content.getFeature(i);
|
|
callback(feature);
|
|
}
|
|
}
|
|
|
|
function processTileFeatures(tile, callback) {
|
|
var content = tile.content;
|
|
var innerContents = content.innerContents;
|
|
if (Cesium.defined(innerContents)) {
|
|
var length = innerContents.length;
|
|
for (var i = 0; i < length; ++i) {
|
|
processContentFeatures(innerContents[i], callback);
|
|
}
|
|
} else {
|
|
processContentFeatures(content, callback);
|
|
}
|
|
}
|
|
|
|
tileset.tileLoad.addEventListener(function(tile) {
|
|
processTileFeatures(tile, loadFeature);
|
|
});
|
|
|
|
tileset.tileUnload.addEventListener(function(tile) {
|
|
processTileFeatures(tile, unloadFeature);
|
|
});
|
|
//Sandcastle_End
|
|
Sandcastle.finishedLoading();
|
|
}
|
|
if (typeof Cesium !== 'undefined') {
|
|
startup(Cesium);
|
|
} else if (typeof require === 'function') {
|
|
require(['Cesium'], startup);
|
|
}
|
|
</script>
|
|
</body>
|
|
</html>
|