mirror of https://github.com/CesiumGS/cesium.git
132 lines
4.0 KiB
HTML
132 lines
4.0 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
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name="description"
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content="Sample the most detailed heights of a 3D Tileset."
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/>
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<meta name="cesium-sandcastle-labels" content="Showcases, 3D Tiles" />
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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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</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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<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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terrain: Cesium.Terrain.fromWorldTerrain(),
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});
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const scene = viewer.scene;
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if (!scene.clampToHeightSupported) {
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window.alert("This browser does not support clampToHeightMostDetailed.");
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}
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scene.camera.setView({
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destination: new Cesium.Cartesian3(
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1216411.0748779264,
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-4736313.10747583,
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4081359.5125561724,
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),
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orientation: new Cesium.HeadingPitchRoll(
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4.239925103568368,
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-0.4911293834802475,
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6.279849292088564,
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),
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endTransform: Cesium.Matrix4.IDENTITY,
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});
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try {
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const tileset = await Cesium.Cesium3DTileset.fromIonAssetId(40866);
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scene.primitives.add(tileset);
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} catch (error) {
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console.log(`Error loading tileset: ${error}`);
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}
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async function sampleHeights() {
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viewer.entities.removeAll();
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const cartesian1 = new Cesium.Cartesian3(
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1216390.063324395,
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-4736314.814479433,
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4081341.9787972216,
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);
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const cartesian2 = new Cesium.Cartesian3(
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1216329.5413318684,
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-4736272.029009798,
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4081407.9342479417,
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);
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const count = 30;
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const cartesians = new Array(count);
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for (let i = 0; i < count; ++i) {
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const offset = i / (count - 1);
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cartesians[i] = Cesium.Cartesian3.lerp(
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cartesian1,
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cartesian2,
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offset,
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new Cesium.Cartesian3(),
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);
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}
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const clampedCartesians = await scene.clampToHeightMostDetailed(cartesians);
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for (let i = 0; i < count; ++i) {
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viewer.entities.add({
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position: clampedCartesians[i],
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ellipsoid: {
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radii: new Cesium.Cartesian3(0.2, 0.2, 0.2),
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material: Cesium.Color.RED,
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},
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});
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}
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viewer.entities.add({
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polyline: {
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positions: clampedCartesians,
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arcType: Cesium.ArcType.NONE,
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width: 2,
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material: new Cesium.PolylineOutlineMaterialProperty({
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color: Cesium.Color.YELLOW,
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}),
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depthFailMaterial: new Cesium.PolylineOutlineMaterialProperty({
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color: Cesium.Color.YELLOW,
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}),
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},
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});
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}
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sampleHeights();
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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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