cesium-examples/map/3d/static/Cesium/Apps/Sandcastle/gallery/Classification.html

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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="Draw the intersection of a volume and a photgrammetry dataset.">
<meta name="cesium-sandcastle-labels" content="Tutorials, Showcases">
<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);
#toolbar {
background: rgba(42, 42, 42, 0.8);
padding: 4px;
border-radius: 4px;
}
</style>
<div id="cesiumContainer" class="fullSize"></div>
<div id="loadingOverlay"><h1>Loading...</h1></div>
<div id="toolbar">
<table><tbody>
<tr>
<td><button class="cesium-button" data-bind="click: highlightTrees">Highlight trees</button></td>
</tr>
<tr>
<td><button class="cesium-button" data-bind="click: highlightBuilding">Highlight building face</button></td>
</tr>
<tr>
<td>invert classification</td>
<td><input type="checkbox" data-bind="checked: inverted" /></td>
</tr>
<tr>
<td>inverted color alpha</td>
<td>
<input type="range" min="0.0" max="1.0" step="0.01" data-bind="value: invertedAlpha, valueUpdate: 'input'">
<input type="text" size="3" data-bind="value: invertedAlpha">
</td>
</tr>
</tbody></table>
</div>
<script id="cesium_sandcastle_script">
function startup(Cesium) {
'use strict';
//Sandcastle_Begin
var viewer = new Cesium.Viewer('cesiumContainer', {
terrainProvider: Cesium.createWorldTerrain()
});
var scene = viewer.scene;
var camera = scene.camera;
var center = new Cesium.Cartesian3(1216389.3637977627, -4736323.641980423, 4081321.7428341154);
var modelMatrix = Cesium.Transforms.eastNorthUpToFixedFrame(center);
var hprRotation = Cesium.Matrix3.fromHeadingPitchRoll(new Cesium.HeadingPitchRoll(2.619728786416368, 0.0, 0.0));
var hpr = Cesium.Matrix4.fromRotationTranslation(hprRotation, new Cesium.Cartesian3(0.0, 0.0, -2.0));
Cesium.Matrix4.multiply(modelMatrix, hpr, modelMatrix);
var buildingHighlight = scene.primitives.add(new Cesium.ClassificationPrimitive({
geometryInstances : new Cesium.GeometryInstance({
geometry : Cesium.BoxGeometry.fromDimensions({
vertexFormat : Cesium.PerInstanceColorAppearance.VERTEX_FORMAT,
dimensions : new Cesium.Cartesian3(8.0, 5.0, 8.0)
}),
modelMatrix : modelMatrix,
attributes : {
color : Cesium.ColorGeometryInstanceAttribute.fromColor(new Cesium.Color(1.0, 0.0, 0.0, 0.5)),
show : new Cesium.ShowGeometryInstanceAttribute(true)
},
id : 'volume'
}),
classificationType : Cesium.ClassificationType.CESIUM_3D_TILE
}));
center = new Cesium.Cartesian3(1216409.0189737265, -4736252.144235287, 4081393.6027081604);
modelMatrix = Cesium.Transforms.eastNorthUpToFixedFrame(center);
hprRotation = Cesium.Matrix3.fromHeadingPitchRoll(new Cesium.HeadingPitchRoll(5.785339046755887, 0.0, 0.0));
hpr = Cesium.Matrix4.fromRotationTranslation(hprRotation, new Cesium.Cartesian3(0.4, 0.0, -2.0));
Cesium.Matrix4.multiply(modelMatrix, hpr, modelMatrix);
var treeHighlight1 = scene.primitives.add(new Cesium.ClassificationPrimitive({
geometryInstances : new Cesium.GeometryInstance({
geometry : new Cesium.EllipsoidGeometry({
radii : new Cesium.Cartesian3(3.25, 5.0, 4.0)
}),
modelMatrix : modelMatrix,
attributes : {
color : Cesium.ColorGeometryInstanceAttribute.fromColor(Cesium.Color.fromCssColorString('#F26419').withAlpha(0.5)),
show : new Cesium.ShowGeometryInstanceAttribute(true)
},
id : 'volume 1'
}),
classificationType : Cesium.ClassificationType.CESIUM_3D_TILE
}));
center = new Cesium.Cartesian3(1216404.8844045496, -4736255.287065536, 4081392.010192471);
modelMatrix = Cesium.Transforms.eastNorthUpToFixedFrame(center);
hprRotation = Cesium.Matrix3.fromHeadingPitchRoll(new Cesium.HeadingPitchRoll(5.785339046755887, 0.0, 0.0));
hpr = Cesium.Matrix4.fromRotationTranslation(hprRotation, new Cesium.Cartesian3(-0.25, 0.0, -2.0));
Cesium.Matrix4.multiply(modelMatrix, hpr, modelMatrix);
var treeHighlight2 = scene.primitives.add(new Cesium.ClassificationPrimitive({
geometryInstances : new Cesium.GeometryInstance({
geometry : new Cesium.EllipsoidGeometry({
radii : new Cesium.Cartesian3(3.25, 5.0, 4.0)
}),
modelMatrix : modelMatrix,
attributes : {
color : Cesium.ColorGeometryInstanceAttribute.fromColor(Cesium.Color.fromCssColorString('#F03A47').withAlpha(0.5)),
show : new Cesium.ShowGeometryInstanceAttribute(true)
},
id : 'volume 2'
}),
classificationType : Cesium.ClassificationType.CESIUM_3D_TILE
}));
center = new Cesium.Cartesian3(1216398.813990024, -4736258.039875737, 4081387.9562678365);
modelMatrix = Cesium.Transforms.eastNorthUpToFixedFrame(center);
var translation = Cesium.Matrix4.fromTranslation(new Cesium.Cartesian3(0.0, 0.0, -2.0));
Cesium.Matrix4.multiply(modelMatrix, translation, modelMatrix);
var treeHighlight3 = scene.primitives.add(new Cesium.ClassificationPrimitive({
geometryInstances : new Cesium.GeometryInstance({
geometry : new Cesium.EllipsoidGeometry({
radii : new Cesium.Cartesian3(2.45, 2.45, 3.0)
}),
modelMatrix : modelMatrix,
attributes : {
color : Cesium.ColorGeometryInstanceAttribute.fromColor(Cesium.Color.fromCssColorString('#004FFF').withAlpha(0.5)),
show : new Cesium.ShowGeometryInstanceAttribute(true)
},
id : 'volume 3'
}),
classificationType : Cesium.ClassificationType.CESIUM_3D_TILE
}));
center = new Cesium.Cartesian3(1216393.6257790313, -4736259.809075361, 4081384.4858198245);
modelMatrix = Cesium.Transforms.eastNorthUpToFixedFrame(center);
translation = Cesium.Matrix4.fromTranslation(new Cesium.Cartesian3(0.0, 0.0, -1.0));
Cesium.Matrix4.multiply(modelMatrix, translation, modelMatrix);
var treeHighlight4 = scene.primitives.add(new Cesium.ClassificationPrimitive({
geometryInstances : new Cesium.GeometryInstance({
geometry : new Cesium.SphereGeometry({
radius : 2.0
}),
modelMatrix : modelMatrix,
attributes : {
color : Cesium.ColorGeometryInstanceAttribute.fromColor(Cesium.Color.fromCssColorString('#55DDE0').withAlpha(0.5)),
show : new Cesium.ShowGeometryInstanceAttribute(true)
},
id : 'volume 4'
}),
classificationType : Cesium.ClassificationType.CESIUM_3D_TILE
}));
function highlightBuilding() {
camera.setView({
destination : new Cesium.Cartesian3(1216394.1392207467, -4736348.59346919, 4081293.9160685353),
orientation : {
heading : 0.018509338875732695,
pitch : -0.09272999615872646
}
});
}
function highlightTrees() {
camera.setView({
destination : new Cesium.Cartesian3(1216435.0352745096, -4736283.144192113, 4081368.0920420634),
orientation : {
heading : 5.718380792746039,
pitch : -0.3087010195266797
}
});
}
function invertClassification(checked) {
if (!scene.invertClassificationSupported) {
console.log('This browser does not support invert classification');
}
scene.invertClassification = checked;
scene.invertClassificationColor = new Cesium.Color(0.25, 0.25, 0.25, 1.0);
buildingHighlight.getGeometryInstanceAttributes('volume').show = Cesium.ShowGeometryInstanceAttribute.toValue(!checked);
treeHighlight1.getGeometryInstanceAttributes('volume 1').show = Cesium.ShowGeometryInstanceAttribute.toValue(!checked);
treeHighlight2.getGeometryInstanceAttributes('volume 2').show = Cesium.ShowGeometryInstanceAttribute.toValue(!checked);
treeHighlight3.getGeometryInstanceAttributes('volume 3').show = Cesium.ShowGeometryInstanceAttribute.toValue(!checked);
treeHighlight4.getGeometryInstanceAttributes('volume 4').show = Cesium.ShowGeometryInstanceAttribute.toValue(!checked);
}
function updateAlpha(value) {
scene.invertClassificationColor.alpha = parseFloat(value);
}
var tileset = new Cesium.Cesium3DTileset({ url: Cesium.IonResource.fromAssetId(6074) });
scene.primitives.add(tileset);
var viewModel = {
inverted: viewer.scene.invertClassification,
invertedAlpha: viewer.scene.invertClassificationColor.alpha,
highlightBuilding: highlightBuilding,
highlightTrees: highlightTrees
};
Cesium.knockout.track(viewModel);
var toolbar = document.getElementById('toolbar');
Cesium.knockout.applyBindings(viewModel, toolbar);
Cesium.knockout.getObservable(viewModel, 'inverted').subscribe(invertClassification);
Cesium.knockout.getObservable(viewModel, 'invertedAlpha').subscribe(updateAlpha);
highlightTrees();
var currentObjectId;
var currentPrimitive;
var currentColor;
var currentShow;
var attributes;
var handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
handler.setInputAction(function(movement) {
var pickedObject = scene.pick(movement.endPosition);
if (Cesium.defined(pickedObject) && Cesium.defined(pickedObject.id)) {
if (pickedObject.id === currentObjectId) {
return;
}
if (Cesium.defined(currentObjectId)) {
attributes = currentPrimitive.getGeometryInstanceAttributes(currentObjectId);
attributes.color = currentColor;
attributes.show = currentShow;
currentObjectId = undefined;
currentPrimitive = undefined;
currentColor = undefined;
currentShow = undefined;
}
}
if (Cesium.defined(pickedObject) && Cesium.defined(pickedObject.primitive) && Cesium.defined(pickedObject.id) && Cesium.defined(pickedObject.primitive.getGeometryInstanceAttributes)) {
currentObjectId = pickedObject.id;
currentPrimitive = pickedObject.primitive;
attributes = currentPrimitive.getGeometryInstanceAttributes(currentObjectId);
currentColor = attributes.color;
currentShow = attributes.show;
if (!scene.invertClassification) {
attributes.color = [255, 0, 255, 128];
}
attributes.show = [1];
} else if (Cesium.defined(currentObjectId)) {
attributes = currentPrimitive.getGeometryInstanceAttributes(currentObjectId);
attributes.color = currentColor;
attributes.show = currentShow;
currentObjectId = undefined;
currentPrimitive = undefined;
currentColor = undefined;
}
}, 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>