123 lines
4.4 KiB
HTML
123 lines
4.4 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="Ambient Occlusion.">
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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>Ambient Occlusion</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>Ambient Occlusion Only</td>
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<td><input type="checkbox" data-bind="checked: ambientOcclusionOnly"></td>
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</tr>
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<tr>
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<td>Intensity</td>
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<td><input type="range" min="1" max="10" step="1" data-bind="value: intensity, valueUpdate: 'input'"></td>
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</tr>
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<tr>
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<td>Length Cap</td>
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<td><input type="range" min="0" max="1" step="0.01" data-bind="value: lengthCap, 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="1" max="10" step="0.01" data-bind="value: stepSize, valueUpdate: 'input'"></td>
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</tr>
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<tr>
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<td>Bias</td>
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<td><input type="range" min="0" max="1" step="0.01" data-bind="value: bias, valueUpdate: 'input'"></td>
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</tr>
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<tr>
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<td>Blur Step Size</td>
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<td><input type="range" min="0" max="4" step="0.01" data-bind="value: blurStepSize, 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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if (!Cesium.PostProcessStageLibrary.isAmbientOcclusionSupported(viewer.scene)) {
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console.log('This browser does not support the ambient occlusion post process.');
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}
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// Power Plant design model provided by Bentley Systems
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var tileset = new Cesium.Cesium3DTileset({ url: Cesium.IonResource.fromAssetId(8564) });
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tileset.readyPromise.then(function(tileset) {
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viewer.scene.primitives.add(tileset);
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}).otherwise(function(error) {
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console.log(error);
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});
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var viewModel = {
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show : true,
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ambientOcclusionOnly : false,
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intensity : 3.0,
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bias : 0.1,
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lengthCap : 0.03,
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stepSize : 1.0,
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blurStepSize : 0.86
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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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function updatePostProcess() {
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var ambientOcclusion = viewer.scene.postProcessStages.ambientOcclusion;
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ambientOcclusion.enabled = Boolean(viewModel.show) || Boolean(viewModel.ambientOcclusionOnly);
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ambientOcclusion.uniforms.ambientOcclusionOnly = Boolean(viewModel.ambientOcclusionOnly);
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ambientOcclusion.uniforms.intensity = Number(viewModel.intensity);
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ambientOcclusion.uniforms.bias = Number(viewModel.bias);
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ambientOcclusion.uniforms.lengthCap = Number(viewModel.lengthCap);
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ambientOcclusion.uniforms.stepSize = Number(viewModel.stepSize);
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ambientOcclusion.uniforms.blurStepSize = Number(viewModel.blurStepSize);
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}
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updatePostProcess();
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var camera = viewer.scene.camera;
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camera.position = new Cesium.Cartesian3(1234127.2294710164, -5086011.666443127, 3633337.0413351045);
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camera.direction = new Cesium.Cartesian3(-0.5310064396211631, -0.30299013818088416, -0.7913464078682514);
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camera.right = new Cesium.Cartesian3(-0.8468592075426076, 0.1574051185945647, 0.507989282604011);
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camera.up = Cesium.Cartesian3.cross(camera.right, camera.direction, new Cesium.Cartesian3());
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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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