Cesium反向遮罩指定区域挖空---Primitive、PolygonGeometry、PolylineGeometry实现
PolylineRegionalExcavationFun2(){import("./data/安徽省.json").then((res)=>{console.log(`res`,res);letfeatures=res.features;letpositionArray=[];letborderLinePositionArray=[];//获取区域的经纬度坐标if(features[0]?.ge