mirror of https://github.com/CesiumGS/cesium.git
153 lines
4.8 KiB
HTML
153 lines
4.8 KiB
HTML
<!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
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name="viewport"
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content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"
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/>
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<meta name="description" content="Use a video element as a material" />
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<meta name="cesium-sandcastle-labels" content="Showcases" />
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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
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type="text/javascript"
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src="../../../Build/CesiumUnminified/Cesium.js"
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nomodule
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></script>
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<script type="module" src="../load-cesium-es6.js"></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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#trailer {
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position: absolute;
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bottom: 75px;
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right: 0;
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width: 320px;
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height: 180px;
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}
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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"></div>
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<video id="trailer" muted="" autoplay="" loop="" crossorigin="" controls="">
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<source
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src="https://cesium.com/public/SandcastleSampleData/big-buck-bunny_trailer.webm"
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type="video/webm"
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/>
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<source
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src="https://cesium.com/public/SandcastleSampleData/big-buck-bunny_trailer.mp4"
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type="video/mp4"
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/>
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<source
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src="https://cesium.com/public/SandcastleSampleData/big-buck-bunny_trailer.mov"
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type="video/quicktime"
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/>
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Your browser does not support the <code>video</code> element.
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</video>
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<script id="cesium_sandcastle_script">
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window.startup = async function (Cesium) {
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"use strict";
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//Sandcastle_Begin
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const viewer = new Cesium.Viewer("cesiumContainer", {
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showRenderLoopErrors: false,
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shouldAnimate: true,
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});
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const videoElement = document.getElementById("trailer");
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const sphere = viewer.entities.add({
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position: Cesium.Cartesian3.fromDegrees(-79, 39, 1000),
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ellipsoid: {
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radii: new Cesium.Cartesian3(1000, 1000, 1000),
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material: videoElement,
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},
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});
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viewer.trackedEntity = sphere;
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let synchronizer;
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Sandcastle.addToggleButton("Clock synchronization", false, function (checked) {
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// By default, the video plays normally and simply shows
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// whatever frame the video is currently on.
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// We can synchronize the video with the scene clock
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// using a VideoSynchronizer.
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if (Cesium.defined(synchronizer)) {
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synchronizer = synchronizer.destroy();
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videoElement.playbackRate = 1.0;
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return;
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}
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synchronizer = new Cesium.VideoSynchronizer({
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clock: viewer.clock,
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element: videoElement,
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});
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});
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// Since it's just an image material, we can modify the number
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// of times the video repeats in each direction..
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let isRepeating = true;
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Sandcastle.addToggleButton("Image Repeat", isRepeating, function (checked) {
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isRepeating = checked;
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});
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sphere.ellipsoid.material.repeat = new Cesium.CallbackProperty(function (
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time,
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result,
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) {
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if (!Cesium.defined(result)) {
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result = new Cesium.Cartesian2();
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}
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if (isRepeating) {
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result.x = 8;
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result.y = 8;
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} else {
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result.x = 1;
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result.y = 1;
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}
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return result;
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}, false);
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// Like Image, the video element doesn't have to be part of the DOM or
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// otherwise on the screen to be used as a texture.
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Sandcastle.addToggleButton("Video Overlay", true, function (checked) {
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if (checked) {
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videoElement.style.display = "";
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} else {
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videoElement.style.display = "none";
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}
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});
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// Older browsers do not support WebGL video textures,
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// put up a friendly error message indicating such.
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viewer.scene.renderError.addEventListener(function () {
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if (!videoElement.paused) {
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videoElement.pause();
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}
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viewer.cesiumWidget.showErrorPanel(
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"This browser does not support cross-origin WebGL video textures.",
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"",
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"",
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);
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});
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//Sandcastle_End
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};
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if (typeof Cesium !== "undefined") {
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window.startupCalled = true;
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window.startup(Cesium).catch((error) => {
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"use strict";
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console.error(error);
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});
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Sandcastle.finishedLoading();
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}
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</script>
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</body>
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</html>
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