Cesium之EntityCollection&拾取

cesium--entitycollection实体收集器简介：https://blog.csdn.net/wangbiao9292/article/details/90767895

Cesium中EntityCollection使用方法：https://blog.csdn.net/u011332271/article/details/107158118

Cesium中的Entity API和Primitive API的区别：https://blog.csdn.net/XLSMN/article/details/76229390

EntityCollection API：http://cesium.xin/wordpress/archives/entitycollection.html

var AAA = new Cesium.EntityCollection("DC");

        var entity = new Cesium.Entity({

                position: Cesium.Cartesian3.fromDegrees(116.0,39.9,400),

                point: {

                    color: Cesium.Color.RED,    //点位颜色

                    pixelSize: 10,                //像素点大小

                },

            });

            AAA.add(entity);

             viewer.dataSources.add(AAA);

参考：http://qa.supermap.com/79735

官方：https://cesium.com/learn/cesiumjs/ref-doc/EntityCollection.html   link2

扩展>>Cesium 拾取 API 完全总结：https://www.cnblogs.com/onsummer/p/14958196.html