mirror of https://github.com/CesiumGS/cesium.git
98 lines
3.3 KiB
HTML
98 lines
3.3 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="Custom per-feature post processing effect." />
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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
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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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shouldAnimate: true,
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});
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const scene = viewer.scene;
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const position = Cesium.Cartesian3.fromDegrees(-123.0744619, 44.0503706);
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const url = "../../SampleData/models/CesiumMan/Cesium_Man.glb";
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const entity = (viewer.trackedEntity = 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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// Shade selected model with highlight.
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const fragmentShaderSource = `
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uniform sampler2D colorTexture;
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in vec2 v_textureCoordinates;
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uniform vec4 highlight;
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void main() {
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vec4 color = texture(colorTexture, v_textureCoordinates);
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if (czm_selected()) {
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vec3 highlighted = highlight.a * highlight.rgb + (1.0 - highlight.a) * color.rgb;
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out_FragColor = vec4(highlighted, 1.0);
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} else {
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out_FragColor = color;
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}
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}
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`;
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const stage = scene.postProcessStages.add(
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new Cesium.PostProcessStage({
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fragmentShader: fragmentShaderSource,
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uniforms: {
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highlight: function () {
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return new Cesium.Color(1.0, 0.0, 0.0, 0.5);
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},
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},
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}),
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);
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stage.selected = [];
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const handler = new Cesium.ScreenSpaceEventHandler(viewer.scene.canvas);
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handler.setInputAction(function (movement) {
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const pickedObject = viewer.scene.pick(movement.endPosition);
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if (Cesium.defined(pickedObject)) {
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stage.selected = [pickedObject.primitive];
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} else {
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stage.selected = [];
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}
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}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
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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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