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Schaaf authored2dbd8f1f
<!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="Change color of 3D models." /> <meta name="cesium-sandcastle-labels" content="Showcases" /> <title>Cesium Demo</title> <script type="text/javascript" src="../Sandcastle-header.js"></script> <script type="text/javascript" src="../../../Build/CesiumUnminified/Cesium.js" nomodule ></script> <script type="module" src="../load-cesium-es6.js"></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"> <table> <tbody> <tr> <td class="header">Model Color</td> </tr> <tr> <td>Mode</td> <td> <select data-bind="options: colorBlendModes, value: colorBlendMode" ></select> </td> </tr> <tr> <td>Color</td> <td><select data-bind="options: colors, value: color"></select></td> </tr> <tr> <td>Alpha</td> <td> <input type="range" min="0.0" max="1.0" step="0.01" data-bind="value: alpha, valueUpdate: 'input'" />
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<input type="text" size="5" data-bind="value: alpha" />
</td>
</tr>
<tr>
<td
data-bind="style: { color: colorBlendAmountEnabled ? '' : 'gray'}"
>
Mix
</td>
<td>
<input
type="range"
min="0.0"
max="1.0"
step="0.01"
data-bind="value: colorBlendAmount, valueUpdate: 'input', enable: colorBlendAmountEnabled"
/>
<input
type="text"
size="5"
data-bind="value: colorBlendAmount, enable: colorBlendAmountEnabled"
/>
</td>
</tr>
<tr>
<td class="header">Model Silhouette</td>
</tr>
<tr>
<td>Color</td>
<td>
<select
data-bind="options: silhouetteColors, value: silhouetteColor"
></select>
</td>
</tr>
<tr>
<td>Alpha</td>
<td>
<input
type="range"
min="0.0"
max="1.0"
step="0.01"
data-bind="value: silhouetteAlpha, valueUpdate: 'input'"
/>
<input type="text" size="5" data-bind="value: silhouetteAlpha" />
</td>
</tr>
<tr>
<td>Size</td>
<td>
<input
type="range"
min="0.0"
max="10.0"
step="0.01"
data-bind="value: silhouetteSize, valueUpdate: 'input'"
/>
<input type="text" size="5" data-bind="value: silhouetteSize" />
</td>
</tr>
</tbody>
</table>
</div>
<script id="cesium_sandcastle_script">
function startup(Cesium) {
"use strict";
//Sandcastle_Begin
var viewer = new Cesium.Viewer("cesiumContainer", {
infoBox: false,
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selectionIndicator: false,
shadows: true,
shouldAnimate: true,
});
var entity;
function getColorBlendMode(colorBlendMode) {
return Cesium.ColorBlendMode[colorBlendMode.toUpperCase()];
}
function getColor(colorName, alpha) {
var color = Cesium.Color[colorName.toUpperCase()];
return Cesium.Color.fromAlpha(color, parseFloat(alpha));
}
// The viewModel tracks the state of our mini application.
var viewModel = {
color: "Red",
colors: ["White", "Red", "Green", "Blue", "Yellow", "Gray"],
alpha: 1.0,
colorBlendMode: "Highlight",
colorBlendModes: ["Highlight", "Replace", "Mix"],
colorBlendAmount: 0.5,
colorBlendAmountEnabled: false,
silhouetteColor: "Red",
silhouetteColors: ["Red", "Green", "Blue", "Yellow", "Gray"],
silhouetteAlpha: 1.0,
silhouetteSize: 2.0,
};
// 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, "color")
.subscribe(function (newValue) {
entity.model.color = getColor(newValue, viewModel.alpha);
});
Cesium.knockout
.getObservable(viewModel, "alpha")
.subscribe(function (newValue) {
entity.model.color = getColor(viewModel.color, newValue);
});
Cesium.knockout
.getObservable(viewModel, "colorBlendMode")
.subscribe(function (newValue) {
var colorBlendMode = getColorBlendMode(newValue);
entity.model.colorBlendMode = colorBlendMode;
viewModel.colorBlendAmountEnabled =
colorBlendMode === Cesium.ColorBlendMode.MIX;
});
Cesium.knockout
.getObservable(viewModel, "colorBlendAmount")
.subscribe(function (newValue) {
entity.model.colorBlendAmount = parseFloat(newValue);
});
Cesium.knockout
.getObservable(viewModel, "silhouetteColor")
.subscribe(function (newValue) {
entity.model.silhouetteColor = getColor(
newValue,
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viewModel.silhouetteAlpha
);
});
Cesium.knockout
.getObservable(viewModel, "silhouetteAlpha")
.subscribe(function (newValue) {
entity.model.silhouetteColor = getColor(
viewModel.silhouetteColor,
newValue
);
});
Cesium.knockout
.getObservable(viewModel, "silhouetteSize")
.subscribe(function (newValue) {
entity.model.silhouetteSize = parseFloat(newValue);
});
function createModel(url, height) {
viewer.entities.removeAll();
var position = Cesium.Cartesian3.fromDegrees(
-123.0744619,
44.0503706,
height
);
var heading = Cesium.Math.toRadians(135);
var pitch = 0;
var roll = 0;
var hpr = new Cesium.HeadingPitchRoll(heading, pitch, roll);
var orientation = Cesium.Transforms.headingPitchRollQuaternion(
position,
hpr
);
entity = viewer.entities.add({
name: url,
position: position,
orientation: orientation,
model: {
uri: url,
minimumPixelSize: 128,
maximumScale: 20000,
color: getColor(viewModel.color, viewModel.alpha),
colorBlendMode: getColorBlendMode(viewModel.colorBlendMode),
colorBlendAmount: parseFloat(viewModel.colorBlendAmount),
silhouetteColor: getColor(
viewModel.silhouetteColor,
viewModel.silhouetteAlpha
),
silhouetteSize: parseFloat(viewModel.silhouetteSize),
},
});
viewer.trackedEntity = entity;
}
var options = [
{
text: "Aircraft",
onselect: function () {
createModel(
"../../SampleData/models/CesiumAir/Cesium_Air.glb",
5000.0
);
},
},
{
text: "Ground Vehicle",
onselect: function () {
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createModel(
"../../SampleData/models/GroundVehicle/GroundVehicle.glb",
0
);
},
},
{
text: "Hot Air Balloon",
onselect: function () {
createModel(
"../../SampleData/models/CesiumBalloon/CesiumBalloon.glb",
1000.0
);
},
},
{
text: "Milk Truck",
onselect: function () {
createModel(
"../../SampleData/models/CesiumMilkTruck/CesiumMilkTruck.glb",
0
);
},
},
{
text: "Skinned Character",
onselect: function () {
createModel(
"../../SampleData/models/CesiumMan/Cesium_Man.glb",
0
);
},
},
];
Sandcastle.addToolbarMenu(options);
Sandcastle.addToggleButton("Shadows", viewer.shadows, function (
checked
) {
viewer.shadows = checked;
});
//Sandcastle_End
Sandcastle.finishedLoading();
}
if (typeof Cesium !== "undefined") {
window.startupCalled = true;
startup(Cesium);
}
</script>
</body>
</html>