125 lines
3.9 KiB
HTML
125 lines
3.9 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
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<meta name="description" content="Depth of field.">
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<meta name="cesium-sandcastle-labels" content="Showcases, Post Processing">
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<title>Cesium Demo</title>
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<script type="text/javascript" src="../Sandcastle-header.js"></script>
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<script type="text/javascript" src="../../../ThirdParty/requirejs-2.1.20/require.js"></script>
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<script type="text/javascript">
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require.config({
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baseUrl : '../../../Source',
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waitSeconds : 60
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});
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</script>
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</head>
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<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
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<style>
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@import url(../templates/bucket.css);
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</style>
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<div id="cesiumContainer" class="fullSize"></div>
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<div id="loadingOverlay"><h1>Loading...</h1></div>
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<div id="toolbar">
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<table><tbody>
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<tr>
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<td>Depth Of Field</td>
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<td><input type="checkbox" data-bind="checked: show"></td>
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</tr>
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<tr>
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<td>Focal Distance</td>
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<td><input type="range" min="0.0" max="500.0" step="1" data-bind="value: focalDistance, valueUpdate: 'input'"/></td>
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</tr>
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<tr>
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<td>Delta</td>
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<td><input type="range" min="0.1" max="2" step="0.01" data-bind="value: delta, valueUpdate: 'input'"/></td>
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</tr>
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<tr>
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<td>Sigma</td>
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<td><input type="range" min="0.5" max="5" step="0.01" data-bind="value: sigma, valueUpdate: 'input'"/></td>
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</tr>
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<tr>
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<td>Step Size</td>
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<td><input type="range" min="0" max="7" step="0.01" data-bind="value: stepSize, valueUpdate: 'input'"/></td>
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</tr>
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</tbody></table>
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</div>
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<script id="cesium_sandcastle_script">
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function startup(Cesium) {
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'use strict';
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//Sandcastle_Begin
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var viewer = new Cesium.Viewer('cesiumContainer');
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function createModel(url, x, y, height) {
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var position = Cesium.Cartesian3.fromDegrees(x, y, height);
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viewer.entities.add({
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name : url,
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position : position,
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model : {
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uri : url
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}
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});
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}
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var numberOfBalloons = 13;
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var lonIncrement = 0.00025;
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var initialLon = -122.99875;
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var lat = 44.0503706;
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var height = 100.0;
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var url = '../../SampleData/models/CesiumBalloon/CesiumBalloon.glb';
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for (var i = 0; i < numberOfBalloons; ++i) {
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var lon = initialLon + i * lonIncrement;
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createModel(url, lon, lat, height);
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}
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var viewModel = {
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show : true,
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focalDistance : 87,
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delta : 1,
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sigma : 3.78,
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stepSize : 2.46
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};
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Cesium.knockout.track(viewModel);
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var toolbar = document.getElementById('toolbar');
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Cesium.knockout.applyBindings(viewModel, toolbar);
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for (var name in viewModel) {
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if (viewModel.hasOwnProperty(name)) {
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Cesium.knockout.getObservable(viewModel, name).subscribe(updatePostProcess);
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}
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}
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if (!Cesium.PostProcessStageLibrary.isDepthOfFieldSupported(viewer.scene)) {
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console.log('This browser does not support the depth of field post process.');
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}
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var depthOfField = viewer.scene.postProcessStages.add(Cesium.PostProcessStageLibrary.createDepthOfFieldStage());
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function updatePostProcess() {
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depthOfField.enabled = Boolean(viewModel.show);
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depthOfField.uniforms.focalDistance = Number(viewModel.focalDistance);
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depthOfField.uniforms.delta = Number(viewModel.delta);
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depthOfField.uniforms.sigma = Number(viewModel.sigma);
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depthOfField.uniforms.stepSize = Number(viewModel.stepSize);
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}
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updatePostProcess();
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var target = Cesium.Cartesian3.fromDegrees(initialLon + lonIncrement, lat, height + 7.5);
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var offset = new Cesium.Cartesian3(-37.048378684557974, -24.852967044804245, 4.352023653686047);
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viewer.scene.camera.lookAt(target, offset);
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//Sandcastle_End
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Sandcastle.finishedLoading();
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}
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if (typeof Cesium !== 'undefined') {
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startup(Cesium);
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} else if (typeof require === 'function') {
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require(['Cesium'], startup);
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}
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</script>
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</body>
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</html>
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