Cesium 缓冲区分析和查询

  loadLabel() {this.collection = new Cesium.BillboardCollection()this.viewer.scene.primitives.add(this.collection);this.points = [];return new Promise((resolve,reject)=>{fetch("../../public/json/hfty-point.json").then(res => res.json()).then(data => {for (let i = 0; i < data.features.length; i++) {const geometry = data.features[i].geometry.coordinates;const { properties } = data.fea![在这里插入图片描述](https://i-blog.csdnimg.cn/direct/608c362ca37040fe9c4c9a99c6b84b3f.png)
tures[i];properties.geometry = geometry;const position = Cesium.Cartesian3.fromDegrees(geometry[0], geometry[1]);const graphic = {position,image: "../../public/images/marker/mark-blue.png",scale: 1,}const p = this.collection.add(graphic);p.userData = properties;this.points.push(p);}resolve();});})}