Does the point of Entity become smaller after switching to Billboard?

cesium version: 1.119

sample code:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="https://cdn.bootcdn.net/ajax/libs/cesium/1.119.0/Cesium.js"></script>
  <link href="https://cdn.bootcdn.net/ajax/libs/cesium/1.119.0/Widgets/widgets.css" rel="stylesheet">
</head>
<body>
  <div id="map"></div>
</body>

<script>
  
  let viewer = new Cesium.Viewer(document.getElementById('map'), {
    // 是否创建动画小器件,左下角仪表
    animation: false,
    // 是否显示图层选择器
    baseLayerPicker: false,
    // 是否显示全屏按钮
    fullscreenButton: false,
    // 是否显示geocoder小器件,右上角查询按钮
    geocoder: false,
    // 是否显示Home按钮
    homeButton: false,
    // 是否显示信息框
    infoBox: false,
    // 是否显示3D/2D选择器
    sceneModePicker: false,
    // 如果设置为true,则所有几何图形以3D模式绘制以节约GPU资源
    scene3DOnly: true,
    // 是否显示选取指示器组件
    selectionIndicator: false,
    // 是否显示时间轴
    timeline: false,
    // 是否显示右上角的帮助按钮
    navigationHelpButton: false,
    // 将图层选择的控件关掉,才能添加其他影像数据
    baselLayerPicker: false,
    // 是否显示背影
    shadows: false,
    shouldAnimate: false,
    vrButton: false,
    baseLayer: new Cesium.ImageryLayer(new Cesium.UrlTemplateImageryProvider({ // 设置底图
      url: 'https://abd.com',
    }))
  })

  viewer.camera.setView({ destination: Cesium.Cartesian3.fromDegrees(102.72355497615297, 25.035745367219242, 220000) });

  let point= {
    "heightReference": 3,
    "color": Cesium.Color.RED,
    "pixelSize": 100
  }
  let billboard = {
    "heightReference": 3,
    "image": "data:image/png;base64,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",
    "width": 20,
    "height": 20,
    "scale": 1
  }

  // 添加点
  let entity = viewer.entities.add({
    position: Cesium.Cartesian3.fromDegrees(102.62355497615297, 25.035745367219242),
    point
  });


  setTimeout(() => {
    entity.point = undefined;
    entity.billboard = billboard;

    setTimeout(()=>{
      entity.billboard = undefined;
      entity.point = point;
    }, 3000)
  }, 3000);



</script>

<style>
  html,body,#map{
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
  }
</style>

</html>
  1. Create a point
  2. Change the point to billboard after 3 seconds
  3. Change to point after 3 seconds
  4. At this point, the size of the dots has decreased, and any additional dots added will also be small
  • May I ask what caused the point to become smaller?

After I modified the width and height of the billboard, the point also changed

Hi @mcck ,
Thanks for your post and being part of the Cesium community.

It sounds like you have a potential resolution to your issue. Another approach you could consider is creating separate entities for the point content and billboard content, and alternate showing them according to your logic. This may simplify your approach from needing to update the size when switching from one to the other.

Please let us know what solution ends up working best for you and if you have further questions.
Best,
Luke