mirror of https://github.com/CesiumGS/cesium.git
131 lines
4.3 KiB
HTML
131 lines
4.3 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="Create 3D models using glTF." />
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<meta name="cesium-sandcastle-labels" content="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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#toolbar {
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background: rgba(42, 42, 42, 0.8);
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padding: 4px;
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border-radius: 4px;
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}
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#toolbar input {
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vertical-align: middle;
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padding-top: 2px;
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padding-bottom: 2px;
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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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<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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scene.globe.depthTestAgainstTerrain = false;
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let tileset;
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try {
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// MAXAR OWT Muscatatuk photogrammetry dataset with property textures
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// containing horizontal and vertical uncertainty
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tileset = await Cesium.Cesium3DTileset.fromIonAssetId(2342602);
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viewer.scene.primitives.add(tileset);
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viewer.zoomTo(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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const shaders = {
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NO_TEXTURE: undefined,
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UNCERTAINTY_CE90: new Cesium.CustomShader({
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fragmentShaderText: `
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void fragmentMain(FragmentInput fsInput, inout czm_modelMaterial material)
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{
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int horizontalUncertainty = fsInput.metadata.r3dm_uncertainty_ce90sum;
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material.diffuse = vec3(float(horizontalUncertainty) / 255.0);
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}
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`,
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}),
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UNCERTAINTY_LE90: new Cesium.CustomShader({
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fragmentShaderText: `
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void fragmentMain(FragmentInput fsInput, inout czm_modelMaterial material)
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{
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int verticalUncertainty = fsInput.metadata.r3dm_uncertainty_le90sum;
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material.diffuse = vec3(float(verticalUncertainty) / 255.0);
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}
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`,
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}),
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// combined uncertainty
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UNCERTAINTY: new Cesium.CustomShader({
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fragmentShaderText: `
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void fragmentMain(FragmentInput fsInput, inout czm_modelMaterial material)
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{
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int uncertainty = fsInput.metadata.r3dm_uncertainty_ce90sum + fsInput.metadata.r3dm_uncertainty_le90sum;
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material.diffuse = vec3(float(uncertainty) / 255.0);
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}
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`,
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}),
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};
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Sandcastle.addDefaultToolbarMenu([
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{
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text: "Horizontal Uncertainty",
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onselect: function () {
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tileset.customShader = shaders.UNCERTAINTY_CE90;
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},
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},
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{
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text: "Vertical Uncertainty",
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onselect: function () {
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tileset.customShader = shaders.UNCERTAINTY_LE90;
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},
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},
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{
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text: "Combined Uncertainty",
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onselect: function () {
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tileset.customShader = shaders.UNCERTAINTY;
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},
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},
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{
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text: "No Uncertainty",
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onselect: function () {
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tileset.customShader = shaders.NO_TEXTURE;
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},
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},
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]);
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tileset.customShader = shaders.UNCERTAINTY_CE90;
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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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