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Merge pull request #6069 from likangning93/attenuation-and-EDL
Geometric-error based point cloud attenuation and eye dome lighting
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Apps/Sandcastle/gallery/3D Tiles Point Cloud Shading.html
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,275 @@ | ||
| <!DOCTYPE html> | ||
| <html lang="en"> | ||
| <head> | ||
| <meta charset="utf-8"> | ||
| <meta http-equiv="X-UA-Compatible" content="IE=edge"> | ||
| <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"> | ||
| <meta name="description" content="Point Cloud Attenuation and Eye Dome Lighting example."> | ||
| <meta name="cesium-sandcastle-labels" content="3D Tiles"> | ||
| <title>Cesium Demo</title> | ||
| <script type="text/javascript" src="../Sandcastle-header.js"></script> | ||
| <script type="text/javascript" src="../../../ThirdParty/requirejs-2.1.20/require.js"></script> | ||
| <script type="text/javascript"> | ||
| if(typeof require === "function") { | ||
| require.config({ | ||
| baseUrl : '../../../Source', | ||
| waitSeconds : 120 | ||
| }); | ||
| } | ||
| </script> | ||
| </head> | ||
| <body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html"> | ||
| <style> | ||
| @import url(../templates/bucket.css); | ||
| #toolbar { | ||
| background: rgba(42, 42, 42, 0.8); | ||
| padding: 4px; | ||
| border-radius: 4px; | ||
| } | ||
| #toolbar input { | ||
| vertical-align: middle; | ||
| padding-top: 2px; | ||
| padding-bottom: 2px; | ||
| } | ||
| #toolbar .header { | ||
| font-weight: bold; | ||
| } | ||
| </style> | ||
| <div id="cesiumContainer" class="fullSize"></div> | ||
| <div id="loadingOverlay"><h1>Loading...</h1></div> | ||
| <div id="toolbar"> | ||
| <select data-bind="options: exampleTypes, value: currentExampleType"></select> | ||
| <table><tbody> | ||
| <tr> | ||
| <td>Maximum Screen Space Error</td> | ||
| <td> | ||
| <input type="range" min="0.0" max="64.0" step="0.1" data-bind="value: maximumScreenSpaceError, valueUpdate: 'input'"> | ||
| <input type="text" size="5" data-bind="value: maximumScreenSpaceError"> | ||
| </td> | ||
| </tr> | ||
| <tr><td class="header">Attenuation</td></tr> | ||
| <tr> | ||
| <td>Geometric Error Scale</td> | ||
| <td> | ||
| <input type="range" min="0.0" max="2.0" step="0.1" data-bind="value: geometricErrorScale, valueUpdate: 'input'"> | ||
| <input type="text" size="5" data-bind="value: geometricErrorScale"> | ||
| </td> | ||
| </tr> | ||
| <tr> | ||
| <td>Maximum Attenuation</td> | ||
| <td> | ||
| <input type="range" min="0.0" max="32.0" step="1.0" data-bind="value: maximumAttenuation, valueUpdate: 'input'"> | ||
| <input type="text" size="5" data-bind="value: maximumAttenuation"> | ||
| </td> | ||
| </tr> | ||
| <tr> | ||
| <td>Base Resolution</td> | ||
| <td> | ||
| <input type="range" min="0.0" max="10.0" step="0.01" data-bind="value: baseResolution, valueUpdate: 'input'"> | ||
| <input type="text" size="5" data-bind="value: baseResolution"> | ||
| </td> | ||
| </tr> | ||
| <tr><td class="header">Eye Dome Lighting</td></tr> | ||
| <tr> | ||
| <td>Eye Dome Lighting Strength</td> | ||
| <td> | ||
| <input type="range" min="0.0" max="10.0" step="0.1" data-bind="value: eyeDomeLightingStrength, valueUpdate: 'input'"> | ||
| <input type="text" size="5" data-bind="value: eyeDomeLightingStrength"> | ||
| </td> | ||
| </tr> | ||
| <tr> | ||
| <td>Eye Dome Lighting Radius</td> | ||
| <td> | ||
| <input type="range" min="0.0" max="10.0" step="0.1" data-bind="value: eyeDomeLightingRadius, valueUpdate: 'input'"> | ||
| <input type="text" size="5" data-bind="value: eyeDomeLightingRadius"> | ||
| </td> | ||
| </tr> | ||
| </tbody></table> | ||
| </div> | ||
| <script id="cesium_sandcastle_script"> | ||
| function startup(Cesium) { | ||
| 'use strict'; | ||
| //Sandcastle_Begin | ||
| var viewer = new Cesium.Viewer('cesiumContainer'); | ||
|
|
||
| var scene = viewer.scene; | ||
| var viewModelTileset; | ||
|
|
||
| function reset() { | ||
| viewer.entities.removeAll(); | ||
| viewer.scene.primitives.removeAll(); | ||
| viewModelTileset = undefined; | ||
| } | ||
|
|
||
| // The viewModel tracks the state of our mini application. | ||
| var pointClouds = ['St. Helens', 'Church']; | ||
| var viewModel = { | ||
| exampleTypes : pointClouds, | ||
| currentExampleType : pointClouds[0], | ||
| maximumScreenSpaceError : 8.0, | ||
| geometricErrorScale : 1.0, | ||
| maximumAttenuation : 0, // Equivalent to undefined | ||
| baseResolution : 0, // Equivalent to undefined | ||
| eyeDomeLightingStrength : 1.0, | ||
| eyeDomeLightingRadius : 1.0 | ||
| }; | ||
|
|
||
| function tilesetToViewModel(tileset) { | ||
| viewModelTileset = tileset; | ||
|
|
||
| var pointCloudShading = tileset.pointCloudShading; | ||
| viewModel.maximumScreenSpaceError = tileset.maximumScreenSpaceError; | ||
| viewModel.geometricErrorScale = pointCloudShading.geometricErrorScale; | ||
| viewModel.maximumAttenuation = pointCloudShading.maximumAttenuation ? pointCloudShading.maximumAttenuation : 0; | ||
| viewModel.baseResolution = pointCloudShading.baseResolution ? pointCloudShading.baseResolution : 0; | ||
| viewModel.eyeDomeLightingStrength = pointCloudShading.eyeDomeLightingStrength; | ||
| viewModel.eyeDomeLightingRadius = pointCloudShading.eyeDomeLightingRadius; | ||
| } | ||
|
|
||
| function loadStHelens() { | ||
| // Set the initial camera view to look at Mt. St. Helens | ||
| var initialPosition = Cesium.Cartesian3.fromRadians(-2.1344873183780484, 0.8071380277370774, 5743.394497982162); | ||
| var initialOrientation = new Cesium.HeadingPitchRoll.fromDegrees(112.99596671210358, -21.34390550872461, 0.0716951918898415); | ||
| viewer.scene.camera.setView({ | ||
| destination: initialPosition, | ||
| orientation: initialOrientation, | ||
| endTransform: Cesium.Matrix4.IDENTITY | ||
| }); | ||
|
|
||
| // Mt. St. Helens 3D Tileset generated from LAS provided by https://www.liblas.org/samples/ | ||
| // This tileset uses replacement refinement and has geometric error approximately equal to | ||
| // the average interpoint distance in each tile. | ||
| Cesium.CesiumIon.create3DTileset(3742, { accessToken: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiIxOGZjMjlhZC03MDE1LTQ3ZTAtODEyNy05YTU3M2MwYzQ0YmEiLCJpZCI6NDQsImFzc2V0cyI6WzM3NDJdLCJpYXQiOjE1MTcyNDI3NDJ9.TJAJctFXC1UyFMpxkA3cyKVAmnh72cLtfY1yKbaQsyk' }) | ||
| .then(function(tileset) { | ||
| viewer.scene.primitives.add(tileset); | ||
|
|
||
| tileset.maximumScreenSpaceError = 8.0; | ||
| tileset.pointCloudShading.maximumAttenuation = undefined; // Will be based on maximumScreenSpaceError instead | ||
| tileset.pointCloudShading.baseResolution = undefined; | ||
| tileset.pointCloudShading.geometricErrorScale = 1.0; | ||
| tileset.pointCloudShading.attenuation = true; | ||
| tileset.pointCloudShading.eyeDomeLighting = true; | ||
|
|
||
| tilesetToViewModel(tileset); | ||
| }) | ||
| .otherwise(function(error) { | ||
| console.log(error); | ||
| }); | ||
| } | ||
|
|
||
| function loadChurch() { | ||
| // Point Cloud by Prof. Peter Allen, Columbia University Robotics Lab. Scanning by Alejandro Troccoli and Matei Ciocarlie. | ||
| // This tileset uses additive refinement and has geometric error based on the bounding box size for each tile. | ||
| Cesium.CesiumIon.create3DTileset(1460, { accessToken: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiIyMzk2YzJiOS1jZGFmLTRlZmYtYmQ4MS00NTA3NjEwMzViZTkiLCJpZCI6NDQsImFzc2V0cyI6WzE0NjBdLCJpYXQiOjE0OTkyNjQ3NTV9.oWjvN52CRQ-dk3xtvD4e8ZnOHZhoWSpJLlw115mbQJM' }) | ||
| .then(function(tileset) { | ||
| viewer.scene.primitives.add(tileset); | ||
|
|
||
| tileset.maximumScreenSpaceError = 1024.0; // For better performance, due to how this tileset treats geometric error. | ||
| tileset.pointCloudShading.maximumAttenuation = 8.0; // Don't allow points larger than 8 pixels. | ||
| tileset.pointCloudShading.baseResolution = 0.05; // Assume an original capture resolution of 5 centimeters between neighboring points. | ||
| tileset.pointCloudShading.geometricErrorScale = 1.0; // Applies to both geometric error and the base resolution. | ||
| tileset.pointCloudShading.attenuation = true; | ||
| tileset.pointCloudShading.eyeDomeLighting = true; | ||
|
|
||
| tilesetToViewModel(tileset); | ||
| viewer.zoomTo(tileset); | ||
| }) | ||
| .otherwise(function(error) { | ||
| console.log(error); | ||
| }); | ||
| } | ||
|
|
||
| function checkZero(newValue) { | ||
| var newValueFloat = parseFloat(newValue); | ||
| return (newValueFloat === 0.0) ? undefined : newValueFloat; | ||
| } | ||
|
|
||
| loadStHelens(); | ||
|
|
||
| // Convert the viewModel members into knockout observables. | ||
| Cesium.knockout.track(viewModel); | ||
|
|
||
| // Bind the viewModel to the DOM elements of the UI that call for it. | ||
| var toolbar = document.getElementById('toolbar'); | ||
| Cesium.knockout.applyBindings(viewModel, toolbar); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'currentExampleType').subscribe(function(newValue) { | ||
| reset(); | ||
| if (newValue === pointClouds[0]) { | ||
| loadStHelens(); | ||
| } else if (newValue === pointClouds[1]) { | ||
| loadChurch(); | ||
| } | ||
| }); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'maximumScreenSpaceError').subscribe( | ||
| function(newValue) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.maximumScreenSpaceError = parseFloat(newValue); | ||
| } | ||
| } | ||
| ); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'geometricErrorScale').subscribe( | ||
| function(newValue) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.geometricErrorScale = parseFloat(newValue); | ||
| } | ||
| } | ||
| ); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'maximumAttenuation').subscribe( | ||
| function(newValue) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.maximumAttenuation = checkZero(newValue); | ||
| } | ||
| } | ||
| ); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'baseResolution').subscribe( | ||
| function(newValue) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.baseResolution = checkZero(newValue); | ||
| } | ||
| } | ||
| ); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'eyeDomeLightingStrength').subscribe( | ||
| function(newValue) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.eyeDomeLightingStrength = parseFloat(newValue); | ||
| } | ||
| } | ||
| ); | ||
|
|
||
| Cesium.knockout.getObservable(viewModel, 'eyeDomeLightingRadius').subscribe( | ||
| function(newValue) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.eyeDomeLightingRadius = parseFloat(newValue); | ||
| } | ||
| } | ||
| ); | ||
|
|
||
| Sandcastle.addToggleButton('Enable Attenuation', true, function(checked) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.attenuation = checked; | ||
| } | ||
| }); | ||
|
|
||
| Sandcastle.addToggleButton('Enable Eye Dome Lighting', true, function(checked) { | ||
| if (Cesium.defined(viewModelTileset)) { | ||
| viewModelTileset.pointCloudShading.eyeDomeLighting = checked; | ||
| } | ||
| }); | ||
|
|
||
| //Sandcastle_End | ||
| Sandcastle.finishedLoading(); | ||
| } | ||
| if (typeof Cesium !== "undefined") { | ||
| startup(Cesium); | ||
| } else if (typeof require === "function") { | ||
| require(["Cesium"], startup); | ||
| } | ||
| </script> | ||
| </body> | ||
| </html> |
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