Cesium绘制不随相机转动的文字(附沙盒演示)

Cesium的label会随相机转动，下面的案例绘制不随相机转动的文字

->>：沙盒演示

const viewer = new Cesium.Viewer("cesiumContainer");

const redRectangle = viewer.entities.add({
  name: "statice label",
  rectangle: {
    coordinates: Cesium.Rectangle.fromDegrees(
      -110.0,
      20.0,
      -80.0,
      25.0
    ),
    material: Cesium.writeTextToCanvas('statice label:234', {
        font: '120px sans-serif',
        strokeWidth: 100,
        padding: 5,
        backgroundColor:Cesium.Color.BLUE
    }),
  },
});

viewer.zoomTo(viewer.entities);