osgb转3dtiles工具,转换后的瓦片集合可以在cesium上展示//1加载倾斜摄影vartileset=viewer.scene.primitives.add(newCesium.Cesium3DTileset({url:'./data/3dtiles/tileset.json'}));tileset.readyPromise.then(function(){varboundingSphere=tileset.boundingSphere;viewer.camera.viewBoundingSpher